| Document | Document Title |
|---|---|
| US11758832B2 |
Method of manufacturing resistive random access memory
Provided is a method of manufacturing a resistive random access memory (RRAM) including: forming a lower electrode protruding from a top surface of a dielectric layer; conformally forming a data storage layer on the lower electrode and the dielectric layer; forming an oxygen reservoir material layer on the data storage layer; forming an opening in the oxygen reservoir material layer to expose the data storage layer on the lower electrode; forming an isolation structure in the opening, wherein the isolation structure divides the oxygen reservoir material layer into a first oxygen reservoir layer and a second oxygen reservoir layer; and forming an upper electrode on the first and second oxygen reservoir layers, wherein the first and second oxygen reservoir layers share the upper electrode. |
| US11758823B2 |
Magnetoresistive stacks and methods therefor
A magnetically free region of magnetoresistive device includes at least a first ferromagnetic region and a second ferromagnetic region separated by a non-magnetic insertion region. At least one of the first ferromagnetic region and the second ferromagnetic region may include at least a boron-rich ferromagnetic layer positioned proximate a boron-free ferromagnetic layer. |
| US11758821B2 |
Magnetic memory structure
A magnetic memory structure includes a heavy-metal layer, a plurality of magnetic tunneling junction (MTJ) layer, a conductive layer and an insulation layer. In an example, the pinned-layer of the MTJ layers are arranged in a string form and disposed over the barrier-layer. In an example also disclosed, the pinned-layer, the free-layer of the MTJ layers are arranged in a string form. Whereas the pinned-layers are disposed over the barrier-layer and the free-layers are disposed over the heavy-metal layer. The conductive layer is formed under the heavy-metal layer and includes a first conductive portion and a second conductive portion separated from each other and connected with two end of the heavy-metal layer respectively. The insulation layer fills up an interval between the first conductive portion and the second conductive portion. The conductive layer has an electric conductivity higher than that of the heavy-metal layer. |
| US11758813B2 |
Thermoelectric conversion material, thermoelectric conversion element, thermoelectric conversion module, optical sensor, and method for manufacturing thermoelectric conversion material
A thermoelectric conversion material is composed of a compound semiconductor including a plurality of base material elements, and includes: an amorphous phase; and crystal phases having an average grain size of more than or equal to 5 nm, each of the crystal phases being in a form of a grain. The plurality of base material elements include a specific base material element that causes an increase of a band gap by increasing a concentration of the specific base material element. An atomic concentration of the specific base material element included in the crystal phases with respect to a whole of the plurality of base material elements included in the crystal phases is higher than an atomic concentration of the specific base material element included in the compound semiconductor with respect to a whole of the plurality of base material elements included in the compound semiconductor. |
| US11758811B2 |
Thermoelectric module
A thermoelectric module according to one embodiment of the present invention comprises: a first metal substrate; a thermoelectric element; and a second metal substrate, wherein the thermoelectric element comprises a first resin layer, a plurality of first electrodes, a plurality of P-type thermoelectric legs and a plurality of N-type thermoelectric legs, a plurality of second electrodes and a second resin layer, wherein the width of the first metal substrate is greater than the width of the second metal substrate, and the first metal substrate comprises a first surface in direct contact with the first resin layer and a second surface opposite to the first surface, and further comprises: a first support spaced apart from the thermoelectric element and a side surface of the second metal substrate on the first surface of the first metal substrate, and arranged so as to surround the thermoelectric element and the side surface of the second metal substrate; and a sealing material spaced apart from the thermoelectric element and the side surface of the second metal substrate, on the first surface of the first metal substrate, and arranged so as to surround the thermoelectric element and the side surface of the second metal substrate. |
| US11758810B2 |
Fluorescent protein activated silk used in photoelectric conversion
A photoelectric device is disclosed. The photoelectric device includes a first electrode, a second electrode, and an electrolyte disposed between the first electrode and the second electrode. The second electrode includes a transparent layer for allowing light to penetrate into the second electrode, an electron transport layer coupled to the transparent layer, and a genetically hybridized fluorescent silk layer as a photo-sensitizer coupled to the electron transport layer. |
| US11758808B2 |
Ortho-substituted thermally activated delayed fluorescence material and organic light-emitting device comprising same
A thermally activated delayed fluorescent (TADF) material is provided. The TADF material has a form in which an electron donating group and an electron withdrawing group are connected to benzene and the electron withdrawing group is position in an ortho position to the electron donating group. |
| US11758807B2 |
Organic electroluminescent materials and devices
A compound of Formula I wherein: ring B is a 5-membered heterocyclic ring, or a 6-membered carbocyclic ring; each of X1 and X2 is independently C, CR, or N, with at least one of them being C; each of X3-X11 is independently C, CR, or N, with at least one of them being N, and two adjacent of X3-X7 are carbon-fused to the shown moiety through the linkage indicated by the two squiggly lines; Y is selected from the group consisting of O, S, Se, NR′, CR′R″, and SiR′R″; each of RA and RB independently represents zero, mono, or up to a maximum allowed substitution to its associated ring; each of R, R′, R″, RA, and RB is independently a hydrogen or a substituent selected from the group consisting of —SiR1R2R3 or —GeR1R2R3, deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, boryl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carboxylic acid, ether, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof, with at least one of RA or RB comprising —SiR1R2R3 or —GeR1R2R3; each of R1, R2, and R3 is independently selected from the group consisting of alkyl, aryl group, heteroaryl group, and combinations thereof; and any two substituents are optionally joined or fused to form a ring where chemically feasible. |
| US11758805B2 |
Organic electroluminescence device and organometallic compound for organic electroluminescence device
An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes an organometallic compound represented by Formula 1, and the emission layer may show high emission efficiency properties. |
| US11758803B2 |
Organometallic compound, organic light-emitting device including the same, and electronic apparatus including the organic light-emitting device
Provided are an organometallic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus comprising the organic light-emitting device: M(L1)n1(L2)n2 Formula 1 wherein, in Formula 1, M, L1, L2, n1, and n2 are the same as described in the detailed description of the specification. |
| US11758799B2 |
Display device and method of manufacturing the same
A display device may include a substrate, pixels, and a crack mitigation structure. The substrate may include a main region, a sub-region, and a bending region. The bending region may be connected between the main region and the sub-region and may include a curved outline section. The pixels may be disposed on the main region. The crack mitigation structure may be disposed on the bending region. A section of the crack mitigation structure may be substantially parallel to the curved outline section. |
| US11758797B2 |
Method of n-type doping carbon nanotube
A method of n-type doping a carbon nanotube includes the following steps: providing a single carbon nanotube; providing a film-like structure, wherein the film-like structure is a molybdenum disulfide film or a tungsten disulfide film; and converting at least one portion of the carbon nanotube from a p-type to an n-type by covering the carbon nanotube with the film-like structure. |
| US11758796B2 |
Organic light-emitting display device and manufacturing method thereof
A light-emitting display device includes unit pixels each of which includes a first sub-pixel, a second sub-pixel, and a third sub-pixel. The first sub-pixel includes a red organic light-emitting layer to emit red light. The second sub-pixel includes a green organic light-emitting layer to emit green light. The third sub-pixel includes a blue organic light-emitting layer to emit blue light. A surface level difference of the second sub-pixel is greater than a surface level difference of the first sub-pixel and smaller than a surface level difference of the third sub-pixel. |
| US11758795B2 |
Display device and manufacturing method thereof
A display device includes a fingerprint sensor layer that receives light reflected by an external object; a substrate disposed on the fingerprint sensor layer; an optical pattern layer disposed on the substrate and that includes a light blocking portion and a light transmitting portion that passes through the light blocking portion in one direction; a first light transmitting layer with a first refractive index and that is disposed on the light blocking portion; a second light transmitting layer with a second refractive index different from the first refractive index and that is disposed on the first light transmitting layer; and a light emitting element layer disposed on the second light transmitting layer. |
| US11758791B2 |
Non-light-emitting variable transmission device and a light-emitting device assembly and a method of using the same
An assembly can include a first substrate, a second substrate, a non-light-emitting, variable transmission device deposited on the first substrate, and a transparent light-emitting device deposited on the second substrate, where the non-light-emitting, variable transmission device faces the transparent light-emitting device, and where the non-light emitting device alters an intensity of a wavelength prior to reaching the transparent light-emitting device. |
| US11758790B2 |
Display device
A display device including a first sensor part that includes a first trunk portion, a first branch portion connected to the first trunk portion and extending in a direction different from a first direction and a second direction, a second branch portion spaced apart from the first branch portion, and a bridge connecting the first branch portion to the second branch portion. A second sensor part includes a second trunk portion extending in the second direction, and a third branch portion disposed between the first branch portion and the second branch portion. |
| US11758786B2 |
Array substrate, fabricating method therefor and display panel
The present disclosure provides an array substrate including a driving circuit board, and a first electrode layer, an insulating layer, and an anode structure sequentially stacked thereon. The anode structure includes a reflective layer, an intermediate dielectric layer, and a transparent conductive layer sequentially provided in a direction away from the driving circuit board. The array substrate has first, second, and third pixel regions. The anode structure includes first, second, and third anode structures. The first electrode layer includes first, second and third sub-portions. The first, second and third anode structures are coupled with the first, second and third sub-portions through first, second and third via holes in the insulating layer, respectively. A surface of the insulating layer in contact with the first, second and third anode structures is flush; and a thickness of the intermediate dielectric layer in the second, first and third anode structures increases sequentially. |
| US11758784B2 |
Display panel and fabricating method thereof, and displaying device
A display panel and a fabricating method thereof, and a displaying device. The display panel includes: a thin-film-transistor base plate; a planarization layer, wherein the planarization layer is provided on one surface of the thin-film-transistor base plate; and light emitting devices, wherein the light emitting devices are provided on one side of the planarization layer that is further away from the thin-film-transistor base plate, the light emitting devices include a blue-color light emitting device, a red-color light emitting device and a green-color light emitting device, the blue-color light emitting device includes a first anode, the red-color light emitting device includes a second anode, and the green-color light emitting device includes a third anode; and both of the surface roughness of the first anode and the surface roughness of the second anode are greater than the surface roughness of the third anode. |
| US11758780B2 |
Display substrate and display apparatus
Provided are a display substrate and display apparatus. The display substrate includes a display region and non-display region; base substrate, driving structure layer and wiring layer. The driving structure layer located in the display region includes a first power supply line, data signal line and reference signal line extending along a first direction; the wiring layer located in the non-display region includes a first power supply wiring electrically connected to first power supply line and located on first side of the display region, a data wiring located on second side, different from the first side, of the display region, and a reference wiring located on second side of the display region. For the first power supply line, data signal line and reference signal line with the same length, resistance of first power supply line is greater than that of the data signal line and that of the reference signal line. |
| US11758779B2 |
Display device having one of multiple insulation layers omitted from at least one region of an emission area
A display device includes a substrate where a pixel is placed, and including an emission area and a wire area adjacent to the emission area; at least one wire formed on the substrate in the wire area; multiple insulation layers formed on the at least one wire; an anode electrode formed on the multiple insulation layers in the emission area; an emission layer formed on the anode electrode, and covering the anode electrode; and a cathode electrode formed on the emission layer, wherein the at least one wire formed on the substrate applies a signal to the pixel, the multiple insulation layers cover the at least one wire, and at least one of the multiple insulation layers is formed in a region of the substrate except at least one region or all regions of the emission area. |
| US11758777B2 |
Flexible display device including connection member disposed on buffer layer
A flexible display device according to an exemplary embodiment of the present disclosure may include a substrate divided into a display area and a non-display area; a first buffer layer disposed on the substrate; a second buffer layer disposed under the substrate; a support member disposed under the second buffer layer; a transistor and a light emitting element disposed above the first buffer layer in the display area; a conductive layer disposed in the second buffer layer in the non-display area; and a connection member disposed on the first buffer layer in the non-display area and electrically connected to the conductive layer through a contact hole, so that an effect of minimizing luminance unevenness of a display panel due to the use of a polyimide (PI) substrate by grounding and removing charges accumulated in the PI substrate, can be provided. |
| US11758775B2 |
Display apparatus and method of manufacturing the same
A display apparatus includes: a substrate including a component area, a display area, and a middle area provided between the component area and the display area; a thin-film transistor arranged in the display area; a display element including a pixel electrode, an intermediate layer, and an opposite electrode, wherein the pixel electrode is electrically connected to the thin-film transistor; a first organic insulating layer, a second organic insulating layer, and a passivation layer sequentially stacked on each other between the thin-film transistor and the pixel electrode; and a groove arranged in the middle area, wherein the groove divides an organic material layer included in the intermediate layer, wherein the groove is provided in multiple layers including an organic layer and an inorganic layer, wherein the organic layer is arranged on the substrate, and the inorganic layer is stacked on the organic layer. |
| US11758771B2 |
Flexible organic light-emitting display device and method of manufacturing the same
A flexible organic light-emitting display device and a method of manufacturing the same. The flexible organic light-emitting display device includes a metal oxide infiltrated layer as part of at least one of a plurality of organic layers stacked on and around an organic light-emitting device. |
| US11758767B2 |
Display substrate and display panel
An embodiment of the present disclosure provides a display substrate, including: pixels including light-emitting devices, at least some pixels each include a light-emitting device of a first color, which includes a cathode and an anode; and an anode connector for supplying power to the anode of each light-emitting device through an anode line, a total resistance of the anode line connected between any light-emitting device and the anode connector is the supply resistance of the light-emitting device, coupling capacitance values of the anodes of at least some of the light-emitting devices of the first color are different; for any two light-emitting devices of the first color having anodes with different coupling capacitance values, the supply resistance of the light-emitting device having the anode with a larger coupling capacitance value is smaller than the supply resistance of the light-emitting device having the anode with a smaller coupling capacitance value. |
| US11758762B2 |
Electroluminescent display including photo tunable adhesive
An electroluminescent display includes a display panel including a plurality of pixels, each pixel having an emission area and non-emission area; and a protective film attached on one surface of the display panel using a photo tunable adhesive, wherein the photo tunable adhesive includes: a light transmitting area corresponding to the emission area; and a light blocking area corresponding to the non-emission area. |
| US11758759B2 |
Display panel
A novel display panel that is highly convenient or reliable is provided. The display panel includes a first region and a second region. The second region is provided with a first component, and the second region can be bent with the first component facing outward. The first component includes a first elastic body and a second elastic body. The second elastic body includes an end portion part or the whole of which is covered with the first elastic body. The second elastic body has a higher elastic modulus than the first elastic body. |
| US11758755B2 |
Display device including substrate with polymeric films
A display device includes: a base substrate including a first polymeric film; an active pattern on the base substrate and including a first channel region; and a first gate electrode overlapping the first channel region, wherein the first polymeric film has a first thickness in a first area overlapping the first channel region and a second thickness, which is smaller than the first thickness, in a second area different from the first area. |
| US11758751B2 |
Display comprising OLEDs having transparent top electrodes and method of forming same
Aspects of the present disclosure describe systems, methods, and structures that provide organic light-emitting diodes having high luminous efficiency and low electrical dissipation. Embodiments in accordance with the present disclosure include a top electrode normally comprising a single film that includes a pair of metals and one metal compound, where the metals include a precious metal in combination with an alkaline earth metal or rare-earth metal and the metal compound is an alkali metal compound. As a result, such a top electrode has a work function that is better matched for efficient electron injection than magnesium-silver alloy-based transparent electrodes known in the prior art. |
| US11758747B2 |
Light emitting device and manufacturing method thereof and display panel
The present disclosure provides a light emitting device including: a first electrode; a first light emitting layer on a side of the first electrode; an N-type charge generation layer on a side of the first light emitting layer distal to the first electrode; a P-type charge generation layer on a side of the N-type charge generation layer distal to the first light emitting layer; a second light emitting layer on a side of the P-type charge generation layer distal to the N-type charge generation layer; and a second electrode on a side of the second light emitting layer distal to the P-type charge generation layer. The N-type charge generation layer includes a host material which has a lowest unoccupied molecular orbital energy level less than or equal to −2.9 and a glass transition temperature greater than 130° C. |
| US11758744B2 |
Organic device having a first conductive member electrically connecting a first electrode and a second conductive member electrically connecting a second electrode, display device, photoelectric conversion device, electronic device, illumination device, mobile device lighting appliance, and mobile device having the same
An organic device comprising first and second conductive line, an insulator arranged above the first and second conductive lines, a first electrode arranged above the insulator, an organic layer arranged above the first electrode, a second electrode arranged above the organic layer, a first via including a first conductor connecting the first conductive line and the first electrode, and a second via including a second conductor connecting the second conductive line and the second electrode, is provided. An upper portion of the first via is filled with the first conductor. An upper portion of the second via includes a region which is not filled with the second conductor and covered by the second conductor. An inner wall of the second conductor along the second via includes a region without the organic layer in contact with the second electrode. |
| US11758740B2 |
Three-dimensional semiconductor device and method of fabricating the same
A three-dimensional semiconductor device includes multiple semiconductor device layers on a substrate, wherein each layer includes a first stacked structure, a first gate dielectric layer, a first semiconductor layer, a first channel layer, a first source region, a first drain region, and a first resistive random access memory cell. The first stacked structure on the substrate includes a first insulating layer and a first gate conductor layer. The first gate dielectric layer surrounds a sidewall of the first stacked structure. The first semiconductor layer surrounds a sidewall of the first gate dielectric layer. The first channel layer is in the first semiconductor layer. The first source region and the first drain region are on both sides of the first channel layer in the first semiconductor layer. The first resistive random access memory cell is on a first sidewall of the first semiconductor layer and connected to the first drain region. |
| US11758739B2 |
Magnetic memory device
A magnetic memory device including a first memory cell which includes a first stacked structure including a magnetic layer and a second memory cell which is provided on the first memory cell and includes a second stacked structure including a magnetic layer. Each of the first stacked structure and the second stacked structure includes a first magnetic layer having a variable magnetization direction, a second magnetic layer having a fixed magnetization direction, and a nonmagnetic layer provided between the first magnetic layer and the second magnetic layer. A concentration of iron (Fe) contained in the first magnetic layer included in the first stacked structure and a concentration of iron (Fe) contained in the first magnetic layer included in the second stacked structure are different from each other. |
| US11758735B2 |
Common-connection method in 3D memory
One aspect of this description relates to a semiconductor device. In some embodiments, the semiconductor device includes a first drain/source structure extending in a first direction, a second drain/source structure extending the first direction and spaced from the first drain/source structure in a second direction perpendicular to the first direction, a third drain/source structure extending in the first direction and spaced from the second drain/source structure in the second direction, a first bit line disposed over the first drain/source structure in the first direction, a common select line that includes a portion disposed over the second drain/source structure in the first direction, a second bit line disposed over the third drain/source structure in the first direction, and a charge storage layer coupled to at least a first sidewall of each of the first drain/source structure, the second drain/source structure, and the third drain/source structure. |
| US11758732B2 |
Hybrid bonding contact structure of three-dimensional memory device
Embodiments of through array contact structures of a 3D memory device and fabricating method thereof are disclosed. The memory device includes an alternating layer stack disposed on a first substrate. The alternating layer stack includes a first region including an alternating dielectric stack, and a second region including an alternating conductor/dielectric stack. The memory device further comprises a barrier structure including two parallel barrier walls extending vertically through the alternating layer stack and laterally along a word line direction to laterally separate the first region from the second region. The memory device further comprises a plurality of through array contacts in the first region, each through array contact extending vertically through the alternating dielectric stack. |
| US11758730B2 |
Bonded assembly of a memory die and a logic die including laterally shifted bit-line bonding pads and methods of forming the same
A bonded assembly of a memory die and a logic die is provided. The memory die includes a memory array, a plurality of bit lines, and memory-side bit-line-connection bonding pads. The logic die includes sense amplifiers located in a sense amplifier region, and logic-side bit-line-connection bonding pads located within the sense amplifier region and bonded to a respective one of the memory-side bit-line-connection bonding pads. The sense amplifier region has an areal overlap with a respective first subset the plurality of bit lines in a plan view, while a second subset of the plurality of bit lines does not have an areal overlap with the sense amplifier region in the plan view. |
| US11758729B2 |
Three-dimensional memory device having a shielding layer and method for forming the same
Embodiments of three-dimensional (3D) memory devices having a shielding layer and methods for forming the 3D memory devices are disclosed. In an example, a method for forming a 3D memory device is disclosed. A peripheral device is formed on a first substrate. A first interconnect layer including first interconnect structures are formed above the peripheral device on the first substrate. A shielding layer including a conduction region is formed above the first interconnect layer on the first substrate. The conduction region of the shielding layer covers substantially an area of the first interconnect structures in the first interconnect layer. An alternating conductor/dielectric stack and memory strings each extending vertically through the alternating conductor/dielectric stack are formed on a second substrate. A second interconnect layer including second interconnect structures is formed above the plurality of memory strings on the second substrate. The first substrate and the second substrate are bonded in a face-to-face manner, such that the shielding layer is between the first interconnect layer and the second interconnect layer. |
| US11758723B2 |
Three-dimensional memory device with source contacts connected by an adhesion layer and methods for forming the same
A method for forming a three-dimensional (3D) memory device includes forming a cut structure in a stack structure. The stack structure includes interleaved a plurality of initial sacrificial layers and a plurality of initial insulating layers. The method also includes removing portions of the stack structure adjacent to the cut structure to form a slit structure and an initial support structure. The initial support structure divides the slit structure into a plurality of slit openings. The method further includes forming a plurality of conductor portions in the initial support structure through the plurality of slit openings. The method also includes forming a source contact in each of the plurality of slit openings. The method also includes removing portions of the initial support structure to form a support structure. The support structure includes an adhesion portion extending through the support structure. In addition, the method includes forming an adhesion layer over the source contact in each of the plurality of slit openings. At least two adhesion layers are conductively connected to the adhesion portion extending through the support structure. |
| US11758722B2 |
Three-dimensional memory device with deposited semiconductor plugs and methods for forming the same
Embodiments of 3D memory devices and the fabrication methods to form the 3D memory devices are provided. A 3D memory device includes a substrate, a memory deck, and a memory string. The memory deck includes a plurality of interleaved conductor layers and dielectric layers on the substrate. The memory string extends vertically through the memory deck. A bottom conductor layer of the plurality of interleaved conductor layers and dielectric layers can intersect with and contact the memory string. |
| US11758718B2 |
Three dimensional memory device containing truncated channels and method of operating the same with different erase voltages for different bit lines
A three-dimensional memory device includes an alternating stack of insulating layers and electrically conductive layers, first memory opening fill structures extending through the alternating stack and including a respective first vertical semiconductor channel having a tubular section and a semi-tubular section, second memory opening fill structures, first bit lines electrically connected to a respective subset of the first drain regions, second bit lines electrically connected to a respective subset of the second drain regions, and an erase voltage application circuit configured to electrically bias the first bit lines at a first bit line erase voltage and the second bit lines at a second bit line erase voltage during an erase operation. The first bit line erase voltage is greater than the second bit line erase voltage. |
| US11758717B2 |
Semiconductor memory devices with one-sided staircase profiles and methods of manufacturing thereof
A semiconductor die comprises: a first semiconductor device and a second semiconductor device. The first semiconductor device comprises a first device portion comprising a first sub-array of memory devices, and a first interface portion located adjacent to the first device portion in a first direction. The first interface portion has a staircase profile in a vertical direction. The second semiconductor device comprises a second device portion adjacent to the first device portion in the first direction opposite the first interface portion. The second device portion comprises a second sub-array of memory devices, and a second interface portion located adjacent to the first device portion in the first direction opposite the first interface portion. The second interface portion also has a staircase profile in the vertical direction. The first semiconductor device is electrically isolated from the second semiconductor device. |
| US11758716B2 |
Electronic devices including vertical memory cells and related methods
An electronic device comprises an array of memory cells comprising a channel material laterally proximate to tiers of alternating conductive materials and dielectric materials. The channel material comprises a heterogeneous semiconductive material varying in composition across a width thereof. Related electronic systems and methods are also disclosed. |
| US11758712B1 |
Manufacturing method of memory device having bit line with stepped profile
A method for preparing a semiconductor structure includes providing a semiconductor substrate having a first surface; disposing a first dielectric layer over the first surface of the semiconductor substrate, a conductive layer over the first dielectric layer, and a second dielectric layer over the conductive layer; disposing a patterned mask over the second dielectric layer; removing portions of the second dielectric layer, the conductive layer and the first dielectric layer exposed through the patterned mask to form a first trench; forming a spacer surrounding the first dielectric layer, the conductive layer and the second dielectric layer; disposing an energy-decomposable mask over the second dielectric layer and the spacer; irradiating a portion of the energy-decomposable mask by an electromagnetic radiation; removing the portion of the energy-decomposable mask irradiated by the electromagnetic radiation; and removing a portion of the second dielectric layer exposed through the energy-decomposable mask. |
| US11758710B2 |
Memory device and fabrication method thereof
A memory device includes a first electrode, a first support layer, a dielectric layer and a second electrode. The first electrode is disposed on a substrate and extending upwards. The first support layer laterally supports an upper portion of a sidewall of the first electrode, where the first support layer has a slim portion. The dielectric layer is disposed on the first electrode and the first support layer. The second electrode is disposed on the dielectric layer. In addition, a method of fabricating the memory device is provided. |
| US11758707B2 |
SRAM cell layout including arrangement of multiple active regions and multiple gate regions
A memory cell including a set of active regions that overlay a set of gate regions to form a pair of cross-coupled inverters. A first active region extends along a first axis. A first gate region extends transversely to the first active region and overlays the first active region to form a first transistor of the pair of cross-coupled inverters. A second gate region extends transversely to the first active region and overlays the first active region to form a second transistor of the pair of cross-coupled inverters. A second active region extends along a second axis and overlays the first gate region to form a third transistor of the pair of cross-coupled inverters. A fourth active region extending along a third axis and overlays a gate region to form a transistor of a read port. |
| US11758706B2 |
Method and system for determining component illumination settings
A method, a system and an archive server for determining an illumination setting for capturing an image of a component, belonging to a specific package type, in a pick-and-place machine are provided. The method comprises capturing a first image of a first component of the specific package type while the first component is illuminated by a first illumination component, and capturing a second image of the first component while the first component is illuminated by a second illumination component, the second illumination component being different from the first illumination component. An illumination setting may then be determined by creating a plurality of generated images based on the first and second image of the first component, and selecting the generated image that fulfils a predetermined quality measure. |
| US11758705B2 |
Electromagnetic wave shielding film
Provided is an electromagnetic wave shielding film capable of easily exhibiting excellent conductivity between a ground member and a shielding layer when the ground member is disposed on the electromagnetic wave shielding film. In the electromagnetic wave shielding film 1, the conductive adhesive layer 11, the shielding layer 12, and the insulating layer 13 are laminated in this order, and a ratio [conductive adhesive layer/insulating layer] of Martens hardness of the conductive adhesive layer 11 in accordance with ISO14577-1 to Martens hardness of the insulating layer 13 in accordance with ISO14577-1 is 0.3 or more. |
| US11758704B2 |
Panel for a magnetic shielding cabin, magnetic shielding cabin and method for the production of a panel and a magnetic shielding cabin
A panel for a shielding cabin having a base plate made of a non-magnetic material and at least one sheet layer made of a soft magnetic material is provided. The base plate is stuck to at least one sheet layer by a viscoelastic adhesive. The adhesive has a glass transition temperature of −80° C. to −60° C. |
| US11758700B1 |
Indirect impingement liquid cooling for static synchronous series compensator systems
A liquid cooling static synchronous series compensator (SSSC) system has inverter valve modules, inverter valve units and liquid cooling blocks. Liquid cooling blocks may be configured to provide a jetted flow, a parallel flow or an individualized flow, within an enclosed fluid chamber, for cooling inverter valve units. Liquid cooling blocks may have voltage isolation. |
| US11758699B2 |
Charging module for electric vehicle
A charging module for electric vehicle includes a power conversion unit, a heat dissipation unit, and a thermoelectric module. The power conversion unit includes a power conversion module disposed inside a cabinet, and the power conversion unit provides output power. The heat dissipation unit cools the power conversion unit through liquid cooling or air cooling. The thermoelectric module generates electrical energy based on a temperature difference between the power conversion unit and the heat dissipation unit during operation. The electrical energy is supplied to the power conversion unit and/or the heat dissipation unit. |
| US11758695B2 |
Cooling system for a data center that includes an offset cooling technology
A data center cooling system, including a support structure having a lower portion and an upper portion, one or more fans supported by the support structure at a height that is equal to or greater than a height of the electronics cabinets, and a heat exchanger having one or more cooling coils supported at the upper portion of the support structure. In some embodiments, the cooling coils can be supported by the upper portion of the support structure so as to be above the top of and/or over one or more of the electronics cabinets. The fans can be configured to draw air from the one or two rows of electronics cabinets and to cause the air to be passed through the heat exchanger to cool the warmer air from the electronics cabinets. |
| US11758692B2 |
Heat dissipation module
A heat dissipation module is provided and includes a cold plate having a housing, and a frame body disposed on the housing and having two sidewalls and at least one first rib, where the two sidewalls are positioned at two sides of the housing, respectively, and the first rib is used to provide a deformation resistance so that the heat dissipation module will not be seriously deformed when secured. |
| US11758689B2 |
Vapor chamber embedded remote heatsink
Presented herein is a cold plate assembly including a sub-plate and a vapor chamber for use as part of a remote fin cooling system for an electronic device. The sub-plate includes a first surface, a second surface, and a plurality of pipes. The vapor chamber includes a first wall and a second wall opposite the first wall. The first wall and the second wall define an interior cavity having a first depth for one or more first portions of the vapor chamber and a second depth for one or more second portions of the vapor chamber. The second surface of the sub-plate is attached to the first wall of the vapor chamber. |
| US11758686B1 |
Induction heater-integrated air mover
An information handling system may include an information handling resource and an air mover configured to drive a flow of air. The air mover may have one or more air mover components for driving the flow of air and a coil configured to heat the one or more air mover components. |
| US11758683B2 |
Modular switch rack
Disclosed are methods and apparatus for a modular field switch rack. |
| US11758679B2 |
Tool-less support frame for electronic component
Certain aspects of the present disclosure include a support frame having a rear side, a bottom section, a connector bracket, a first perimeter section, a second perimeter section, and a rotatable bracket. The bottom section defines a width of the support frame. The connector bracket extends upright from the bottom section. The first perimeter section and the second perimeter section extend upright from opposing ends of the bottom section. The first perimeter section and the second perimeter section are substantially parallel to the connector bracket. The rotatable bracket is rotatably coupled at one end to the first perimeter section. The rotatable bracket is configured, at another end, to removably couple to the connector bracket, thereby enclosing an opening when the rotatable bracket is in a closed configuration. The opening is defined by the first perimeter section, a portion of the bottom section, the connector bracket, and the rotatable bracket. |
| US11758678B2 |
Computing card support system for an information handling system
A computing card support system, including: a cage positioned on a PCB, including: a first support structure; a second support structure; a cover that is removably coupled to the support structures and positioned opposite to the PCB, the cover including a grounding material positioned along an inner surface of the cover, the inner surface of the cover facing the PCB; computing cards that are i) coupled to the PCB at a first end of each respective computing card and ii) positioned within the cage, each of the computing cards including conductive pads positioned at a second end opposite to the first end of the respective computing card, wherein the computing cards extend from the PCB toward the cover such that the grounding material of the cover is in contact with the conductive pads of each of the computing cards to provide electrical grounding of the computing cards. |
| US11758675B2 |
Panel for display device, method of manufacturing the same, and panel assembly
Provided is a panel for a display device, a method of manufacturing the same, and a panel assembly including the panel for a display device. The panel for a display device includes a first unit panel and a second unit panel that are consecutively disposed, and a junction configured to bond and connect an edge surface of the first unit panel to an edge surface of the second unit panel facing the edge surface of the first unit panel. |
| US11758667B2 |
Electronic control unit
An electronic control unit (1) includes a connector (2), the connector includes a connector main body (21) and a plurality of terminals (23), the connector main body includes an attachment surface (24) and a seal arrangement portion (210) on a surface (25), the seal arrangement portion includes a first seal arrangement portion (211) formed in an arrangement direction of the terminals, and a second seal arrangement portion (212) that is continuous with both end portions (213) of the first seal arrangement portion and is inclined toward the electronic control board side as it goes toward the other end side facing one end side of an electronic control board (6), the first seal arrangement portion includes a plurality of predetermined portions (2112) formed so as to be directed toward the electronic control board side from a center side of the first seal arrangement portion toward both end sides of the first seal arrangement portion at both end portions of the first seal arrangement portion, the cover (3) includes a plurality of bent portions (312) formed so as to be directed toward the electronic control board side from a center side of the cover toward both end sides of the cover, and each of the predetermined portions is in contact with each of the bent portions. |
| US11758662B2 |
Three dimensional foldable substrate with vertical side interface
An electronic device and associated methods are disclosed. In one example, the electronic device includes a first rigid substrate, a second rigid substrate, a flexible substrate comprising a first portion attached to the first rigid substrate, a second portion attached to the second rigid substrate, a middle portion connecting the first portion to the second portion, wherein the middle portion is bent, and metallic traces therethrough, and a component forming a direct interface with the middle portion of the flexible substrate, the component electrically coupled to the metallic traces. In selected examples, the device further includes a casing. |
| US11758661B2 |
Locking input/output module
An I/O system including an I/O base having a first connector component, an I/O module selectively attachable to the I/O base and having a second connector component adapted to mate with the first connector component, and a locking actuator assembly for securing the I/O module to the I/O base. The locking actuator assembly includes an actuator supported for axial and rotational movement by the I/O module, the actuator movable from an unlocked position having a first end of the actuator extending from a housing of the I/O module to a locked position wherein a second end of the actuator extends from the housing. The second end of the actuator includes a flange adapted to pass through a corresponding slot in a surface of the I/O base such that when the actuator is rotated the at least one flange restricts withdrawal of the actuator from the slot in the I/O base. |
| US11758659B2 |
Flexible printed circuit board, COF module, and electronic device comprising the same
A flexible printed circuit board includes: a substrate; and a circuit pattern disposed on the substrate, wherein the substrate includes a chip mounting region, and the circuit pattern includes a wiring portion and a pad portion, wherein the circuit pattern includes: a first circuit pattern including a first-first pad portion disposed inside the chip mounting region, a first-second pad portion disposed outside the chip mounting region, and a first wiring portion that connects the first-first pad portion and the first-second pad portion, and extending in a first direction based on the chip mounting region; a second circuit pattern including a second-first pad portion disposed inside the chip mounting region, a second-second pad portion disposed outside the chip mounting region, and a second wiring portion that connects the second-first pad portion and the second-second pad portion, and extending in a second direction; and a third circuit pattern including a plurality of third pad portions disposed inside the chip mounting region and including a third wiring portion connecting the third pad portion and an extension wiring portion that extends to the outside of the third pad portion, and a protective layer is disposed on the first wiring portion and the second wiring portion. |
| US11758656B2 |
Backplane footprint for high speed, high density electrical connectors
A printed circuit board includes a plurality of layers including conductive layers separated by dielectric layers; and at least one via configured for solder attachment to a connector lead of a surface mount connector, the at least one via including a conductive element that extends from an upper surface of the printed circuit board through one or more of the plurality of layers, the conductive element having a recess in a surface thereof. The recess is configured to receive a tip portion of the connector lead of the surface mount connector. The printed circuit board may have via patterns including signal vias and ground vias. |
| US11758646B2 |
Antenna module
An antenna module includes a wiring structure including a plurality of insulating layers, a plurality of wiring layers, and a plurality of via layers; an antenna disposed on an upper surface of the wiring structure; a heat dissipation structure disposed around the antenna on the upper surface of the wiring structure; and an encapsulant disposed on the upper surface of the wiring structure and covering at least a portion of each of the antenna and the heat dissipation structure. |
| US11758643B2 |
Printed circuit board and printing apparatus
A printed circuit board includes a front layer including frame ground regions on which connectors to be connected with external apparatuses or communication cables are mounted and which are connected with a ground, a signal ground region which is separated from the frame ground regions at the front layer, on which electronic devices configured to receive signals from the connectors are mounted, and which is connected with a ground, and a static electricity removal ground region separated from the frame ground regions and the signal ground region at the front layer, situated outside the frame ground regions, and connected with a ground. |
| US11758636B2 |
Celestial scheduling of a smart streetlight controller
A method to control a streetlight with a smart streetlight controller, includes isolating a terrestrial position of the smart streetlight controller, isolating a specific date, and calculating, at the smart streetlight controller, a time value associated with an event, such as sunrise or sunset, that is defined by a position of the sun on the specific date. The method further includes generating a streetlight control time by applying an offset to the time value, and executing a streetlight control command, such as a command to turn the streetlight on or off, at the streetlight control time. |
| US11758634B2 |
Vehicle interior light active focus
A plurality of light sources are mounted in a vehicular passenger cabin. Each light source illuminates a respective illumination zone with a midpoint. Each light source is configured to illuminate at a plurality of brightness levels up to a full brightness. A gaze tracker monitors an occupant cabin to detect a gaze point. A controller responds to an illumination request from the occupant to actuate at least two light sources to illuminate the passenger cabin at the gaze point. The controller uses the gaze point to select a respective brightness level for each light source based on a proximity of the gaze point to respective midpoints of the illumination zones. At least a first one of the actuated light sources with a midpoint closer to the gaze point provides a higher brightness level than a second one of the actuated light sources with a midpoint farther from the gaze point. |
| US11758633B2 |
Method and system for generating a dynamic lighting scenario
Methods and systems are provided for generating a dynamic lighting scenario over a scenario timeline using solid-state light emitters. The method can include a step of providing a plurality of lighting reference points in the dynamic lighting scenario, each lighting reference point having an associated reference illumination state to be achieved at a corresponding reference moment of the scenario timeline. The method can also include a step of determining a plurality of sets of reference control parameters for the solid-state light emitters, each set of reference control parameters for producing the reference illumination state associated to a corresponding one of the plurality of lighting reference points. The method can also include driving the solid-state light emitters based on the plurality of reference control parameters to generate the dynamic lighting scenario. |
| US11758632B2 |
System and method of two-wire control of multiple luminaries
A system and method for controlling a multiplicity of luminaries connected to a single wire pair. The luminaries contain minimum circuitry to allow dimming and color tuning by pulses on the wire pair without the need for a separate control wire or control communication bus or network. A single luminary can be color tuned to many different colors as well as dimmed and turned on and off. A driver module drives the wire pair and receives commands over a network The driver module contains a pulse generation circuit that generates and applies pulses to the two-wire output. The amplitude of some the pulses control color of the luminary by selecting different LEDs in the luminary to light, while other pulses control brightness. |
| US11758629B2 |
Load drive device
Provided is a load drive device comprising: a first input terminal for accepting an input of a first input current from a power source; a second input terminal for accepting an input of a second input current from the power source via an external resistor; an output terminal for outputting an output current to a load; a current distribution unit for summing the first input current and second input current at a prescribed distribution ratio and generating the output current and a control unit for controlling the distribution ratio. As one example, it would be appropriate for the control unit to control the distribution ratio according to the difference between a first terminal voltage present in the second input terminal and a second terminal voltage present in the output terminal. |
| US11758626B2 |
Special light effects system
A special effects system includes a retroreflective target, an object comprising one or more light sources disposed on an end of the object, where the end of the object is spatially oriented to face the retroreflective target such that light from the one or more light sources is emitted onto the retroreflective target, and a controller communicatively coupled to the one or more sensors and the one or more light sources, wherein the controller comprises a processor configured to adjust the light from the light source based in part on the on the one or more signals output by the one or more sensors, wherein the signals are indicative of a position of the object, or a condition of the one or more light sources. |
| US11758621B2 |
System and method for ohmic heating of a fluid
Disclosed is a system for ohmic heating of a fluid which includes at least one chamber for receiving the fluid and at least two units each including at least one electrode. Each of the at least one electrode is associated to at least one device for galvanic separation. The electrodes of each of the two units are disposed in the chamber at a distance apart from one another and the device for galvanic separation is disposed outside of the chamber. The system also includes at least one frequency inverter that is electrically connected to the at least two electrode-units for operating the at least two electrode-units. |
| US11758613B2 |
Supported extended emergency information type
In some examples, a wireless device receives, from a wireless access network node, an indication of a supported extended emergency information (EEI) type supported by a wireless local area network (WLAN). The supported EEI type is selected from among a plurality of different EEI types. The wireless device sends a message relating to an emergency call, the message including EEI data according to the supported EEI type. |
| US11758605B2 |
Self-interference problem by dual uplink transmission for DC and NR band combinations
A disclosure of this specification provides a device configured to operate in a wireless system, the device comprising: a transceiver configured with an Evolved Universal Terrestrial Radio Access (E-UTRA)-New Radio (NR) Dual Connectivity (EN-DC), wherein the EN-DC is configured to use three bands, a processor operably connectable to the transceiver, wherein the processer is configured to: control the transceiver to receive a downlink signal, control the transceiver to transmit an uplink signal via at least two bands among the three bands, wherein a value of Maximum Sensitivity Degradation (MSD) is applied to a reference sensitivity for receiving the downlink signal, wherein the value of the MSD is 4.5 dB for band n5, based on the three bands being bands 13, n5 and n77. |
| US11758599B2 |
Bluetooth™ low energy data transfer communication system and method
A method for data transfer includes establishing a first wireless connection between a transceiver and a handheld device, the transceiver initially operating in an peripheral role and the handheld device operating in a central role; switching a role of both the transceiver and the handheld device in response to establishing the first wireless connection, the transceiver module switching from the peripheral role to the central role, and the handheld device from the central role to the peripheral role; and establishing a second wireless connection between the transceiver and the handheld device subsequent to the switching. |
| US11758594B2 |
Communication apparatus, method of controlling the same, and storage medium
A communication apparatus includes a communication unit that repeatedly transmits an advertising signal, and a control unit that, in a case of being not connected with a central device via the communication unit, controls the communication unit to transmit an advertising signal that includes information based on not being connected with the central device, and, in a case of being connected to the central device via the communication unit, controls the communication unit to transmit an advertising signal that includes information based on being connected with the central device, when receiving from another central device a connection request with respect to an advertising signal that includes information based on being connected with the central device, the control unit disconnects a BLE connection with the connected central device, and establishes a BLE connection with the another central device. |
| US11758593B2 |
Method and system for policy and subscription influenced always-on PDU sessions
A method may include receiving, from a user device, a request to establish a packet data unit (PDU) session; determining that the PDU session should be established as an always-on PDU session; determining whether subscription data associated with the user device indicates that the user device is allowed to establish the always-on PDU session; and establishing the PDU session as an always-on PDU session in response to determining that the subscription data indicates that the user device is allowed to establish the always-on PDU session. |
| US11758586B2 |
Random access method, terminal device, and network device
A method includes: performing, by a terminal device, data transmission based on a configuration parameter of a currently activated first bandwidth part BWP, where the configuration parameter of the first BWP includes at least one of a first resource offset, a first bandwidth, and a first subcarrier spacing; determining, by the terminal device, a first random access resource and a second configuration parameter for random access, where the second configuration parameter includes at least one of a second resource offset, a second bandwidth, and a second subcarrier spacing; sending, by the terminal device, a random access request to the network device on the first random access resource; and receiving, by the terminal device, a random access response based on the second configuration parameter, where the random access response is sent by the network device based on the random access request. |
| US11758582B2 |
Method and apparatus for selecting resources based on partial sensing in NR V2X
A method for a first device to perform wireless communication and an apparatus supporting the same are provided. The method comprises, triggering resource selection in a first slot; determining a time interval of a selection window from the first slot based on a remaining packet delay budget (PDB), wherein the selection window includes Y candidate slots; performing sensing for L slots after the first slot; selecting at least one resource for sidelink (SL) transmission within the selection window based on the sensing for the L slots; transmitting, to a second device through a physical sidelink control channel (PSCCH), a first sidelink control information (SCI) for scheduling of a physical sidelink shared channel (PSSCH) and a second SCI; and transmitting, to the second device through the PSSCH, the second SCI and data. |
| US11758581B2 |
Clear channel listening method and apparatus, and device
The present disclosure relates to the technical field of communications, and provides a clear channel listening method and apparatus and a device. The method comprises: determining a signal block set, the signal block set comprising n signal blocks; each signal block comprising at least one signal and/or at least one channel; n being an integer greater than 1; executing one clear channel assessment (CCA) on a channel of an unlicensed spectrum before transmitting the signal blocks comprised in the signal block set; and if the CCA result is that the channel of the unlicensed spectrum is available, using the channel of the unlicensed spectrum to transmit the signal blocks comprised in the signal block set. The present disclosure provides a solution for using an unlicensed spectrum to transmit signal blocks in an NR system, which may meet the CCA detection time by the intervals among the signal blocks. |
| US11758579B2 |
Systems and methods for traffic priority systems
Use of a mobile user device to identify the individual operating a vehicle, which, either alone or in conjunction with a vehicle control unit (VCU), may be used to establish vehicle priority in connection with traffic control systems. This provides for a system that provides priority for the individual based on their individual and current need for priority, as opposed to providing priority generally for a vehicle. |
| US11758577B2 |
Network resource allocation for unmanned aerial vehicles
A device receives network condition information. The network condition information is indicative of network resource availability at a plurality of locations. The device processes the network condition information to associate network resource availability identified in the network condition information with one or more airspace voxels that represent one or more three-dimensional (3D) portions of airspace corresponding to the plurality of locations. The device receives flight parameters relating to a proposed flight plan of an unmanned aerial vehicle (UAV) through airspace represented by a set of airspace voxels, and network performance parameters associated with the proposed flight plan. The device determines that the network resource availability that is associated with the set of airspace voxels fails to satisfy the network performance parameters, and performs one or more actions to enable the UAV to access network resources that satisfy the network performance parameters. |
| US11758576B2 |
Beam design to mitigate interference at cell edges for shared spectrum systems
Methods and systems for citizens broadband radio service (CBRS) device (CBSD) interference management is described. A method for managing shared spectrum network interference includes determining, by a Citizens Broadband Radio Service (CBRS) device (CBSD) granted shared spectrum by a spectrum access system (SAS), a number of mobile devices in a defined number of regions in a cell covered by the CBSD, assigning, by the CBSD, a greater number of antennas to a cell edge region from the defined number of regions than a remaining regions in the defined number of regions, and assigning, by the CBSD, at least 8 antennas to each mobile device of a defined number of mobile devices of the number of mobile devices in the cell edge region to transmit non-overlapping and directive beams to mitigate interference at the cell edge region. |
| US11758573B2 |
Methods, network assistance node, wireless device, network node and opposite node, for handling data communication between the wireless device and the opposite node
A network assistance node (300), a wireless device (302), a network node (304), an opposite node (306) and methods therein, for handling communication of data between the wireless device and the opposite node over a radio bearer in a cell. When detecting (3:2) that a potential data class is requested which tolerates a certain delay for delivering the data, the network assistance node obtains (3:5) from the network node availability of a potential data bearer dedicated for the potential data class, which availability is dependent on whether a cost related parameter associated with the wireless device fulfils a threshold condition. The network assistance node then reports (3.6) availability of the potential data class to the wireless device and the opposite node, indicating that the potential data bearer is available for data of the potential data class. |
| US11758571B2 |
Method and device for providing different services in mobile communication system
The present disclosure relates to a method and device for providing different services in a mobile communication system. In an embodiment, a base station sets interference influence information including information about interference of a second signal of a second system using a second TTI with regard to a first signal of a first system using a first transmission time interval (TTI). Also, the base station transmits the first signal of the first system to a terminal, and transmits the interference influence information to the terminal in a predetermined time. In a situation where different services coexist, an HARQ retransmission technique is provided for effectively overcoming a transmission failure caused by influence of interference between services. |
| US11758557B2 |
Discontinuous reception inactivity timer for PDCCH repetition
A configuration to allow a UE to determine if a detected PDCCH corresponds to a linked PDCCH candidate with repetition. The apparatus monitors for a PDCCH based on a DRX configuration, the DRX configuration having an inactivity timer. The apparatus determines whether the PDCCH corresponds to a linked PDCCH candidate and a new transmission is scheduled, wherein the linked PDCCH candidate is comprised of two or more PDCCH repetitions. The apparatus starts the inactivity timer in a first symbol after an end of at least one of the two or more PDCCH repetitions. |
| US11758556B2 |
Uplink beam refinement based on sounding reference signal (SRS) with dynamic parameters
Wireless communications systems and methods related to dynamically configuring sounding reference signal (SRS) resources are provided. In some aspects, a base station may measure a SRS transmission transmitted by a user equipment (UE) and receive, using a receive beam selected based on the measuring, a transmission from the UE. In some aspects, a UE may transmit a SRS transmission; and receive, from the BS, a downlink control information (DCI) message including a SRS resource indicator (SRI) for use by the UE in selecting a beam to transmit to the BS. The SRS transmission may be transmitted using a SRS resource and may have a SRS parameter that is indicated in or related to a triggering message, or related to a transmission parameter of a communication between the BS and the UE. |
| US11758555B2 |
Techniques for shared channel backoff procedures in wireless communications systems
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, via a first carrier associated with a first radio access technology, at least a first uplink grant from a base station. The UE may implement one or more backoff schemes. For example, the UE may transmit, using resources indicated by at least the first uplink grant, an uplink message based on a temperature of one or more components of the UE satisfying a threshold, the uplink message including a transport block (TB) indicating data, a buffer status report (BSR) associated with the data, one or more padding bytes different from the data, or any combination thereof. The UE may monitor for at least a second uplink grant from the base station during a first time period based on transmitting the uplink message. |
| US11758554B2 |
Methods, systems, and devices for transferring data with different reliabilities
Systems, methods, and devices for transferring data with different reliabilities. A wireless transmit/receive unit (WTRU) is configured with a first modulation and coding set (MCS) table and a second MCS table. The WTRU monitors for a radio network temporary identifier (RNTI). If the WTRU detects a first value for the RNTI, data is transferred with a first reliability. If the WTRU detects a second value for the RNTI, data is transferred with a second reliability. |
| US11758552B2 |
User equipment monitoring capability for multiple slot physical downlink control channel monitoring
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit an indication of a physical downlink control channel (PDCCH) monitoring capability that indicates an amount of time between two consecutive PDCCH monitoring windows, a number of slots to be included in a PDCCH monitoring window, and a number of consecutive symbols in a slot to be associated with PDCCH monitoring. The UE may receive a PDCCH monitoring configuration that is based at least in part on the PDCCH monitoring capability. Numerous other aspects are described. |
| US11758551B2 |
Cancellation of transmission occasions
Methods, systems, and devices for wireless communications are described. A base station may dynamically cancel and reschedule configured transmission occasions for communicating with a user equipment (UE). The transmission occasions may be configured according to a semi-persistent scheduling (SPS) configuration (e.g., for downlink transmissions) or a configured grant (CG) configuration (e.g., for uplink transmissions). The base station may transmit a dynamic grant to the UE that indicates a cancellation of a transmission occasion and schedules a dynamic transmission occasion for communicating data scheduled for transmission at the canceled transmission occasion. In some examples, the cancellation in the grant may be explicit or implicit. |
| US11758548B2 |
Communication system
A communications system is described in which user devices are allocated sub-carriers on which to transmit uplink data to a base station. ACK/NACK messages for the data transmitted on the uplink are then transmitted by the base station on sub-carriers that depend on the sub-carriers used to carry the uplink data. A direct mapping function is preferably used to determine the sub-carriers to be used for the ACK/NACK messages from the uplink sub-carriers. In another embodiment, the ACK/NACK messages are transmitted to the user devices on sub-carriers that are previously identified to the user devices, preferably by transmitting one or more index values to the user device in a control channel thereof. |
| US11758543B2 |
Sidelink feedback reporting in a wireless network
A wireless device may receive, from a base station, first configuration parameters and second configuration parameters. The first configuration parameters may indicate first physical layer uplink control channel (PUCCH) resources for reporting uplink feedback to the base station, and the second configuration parameters may indicate second PUCCH resources for reporting sidelink feedback to the base station. The wireless device may transmit, via a first PUCCH resource of the first PUCCH resources, an uplink feedback report of a downlink transport block. The wireless device may transmit, via a second PUCCH resource of the second PUCCH resources, a sidelink feedback report of a sidelink transport block. |
| US11758540B2 |
Multiplexing method of uplink control information (UCI) for ultra-reliable and low latency communications (URLLC)
A multiplexing method of uplink control information (UCI) for ultra-reliable and low latency communications (URLLC) includes acquiring a physical downlink shared channel (PDSCH) resource, processing the PDSCH resource to generate a physical uplink control channel (PUCCH) resource carrying the UCI, selecting an uplink resource from a physical uplink shared channel (PUSCH) resource, and multiplexing the PUCCH resource with the uplink resource selected from the PUSCH resource for transmitting the UCI of the PUCCH resource on the PUSCH resource. The PUCCH resource and the PUSCH resource are scheduled to be transmitted for providing at least two service types within a time period. |
| US11758539B2 |
Assistance information for fast carrier aggregation and dual connectivity configuration
Apparatuses, systems, and methods for using an assistance information framework to perform fast carrier aggregation and dual connectivity configuration. A wireless device may provide assistance information for determining a carrier aggregation or dual connectivity configuration to a cellular base station. The assistance information may be provided while establishing a radio resource control connection. The assistance information may include either or both of carrier aggregation or dual connectivity preference information for the wireless device or service data amount information for the wireless device. The cellular base station may select a carrier aggregation or dual connectivity configuration for the wireless device based on the assistance information, and may provide configuration information for the selected configuration to the wireless device. |
| US11758538B2 |
User terminal and radio communication method
According to one aspect of the present invention, a user terminal has a transmission section that performs UL grant-free transmission, in which UL data is transmitted without a UL transmission indication from a radio base station, and a control section that controls the UL grant-free transmission based on a configuration of the UL grant-free transmission, identified based on a physical layer signaling, and the transmission section transmits a delivery acknowledgment in response to receipt of the physical layer signaling. According to one aspect of the present invention, even when UL grant-free transmission is employed, the decline in communication throughput and the like can be reduced. |
| US11758535B2 |
Multi-user downlink feedback information for configured grant uplink
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit, to a base station, at least one configured grant physical uplink shared channel (CG-PUSCH) in a CG-PUSCH occasion associated with the UE. The base station may transmit, and the UE may receive, multi-user downlink feedback information (DFI) addressed to multiple UEs. In some aspects, the multi-user DFI may include hybrid automatic repeat request acknowledgement (HARQ-ACK) feedback associated with the at least one CG-PUSCH. Numerous other aspects are provided. |
| US11758533B2 |
Uplink channel multiplexing and piggybacking
Methods, systems, and devices for wireless communications are described. Generally, the described techniques provide for configuring group indices for uplink transmissions from a user equipment (UE) such that the UE may be able to determine whether to combine uplink transmissions scheduled on overlapping time resources. Specifically, the UE may combine uplink transmissions associated with a same group index for transmission in a single channel, and the UE may avoid combining uplink transmissions associated with different group indices. In some cases, the indication of a group index associated with an uplink transmission from a UE may be explicit (e.g., provided in a downlink control information (DCI) message), and, in other cases, the indication of a group index associated with an uplink transmission from a UE may be implicit (e.g., corresponding to a resource allocated for the uplink transmission). |
| US11758527B2 |
Generalized content-aware spectrum allocation system
The disclosed embodiments provide improved methods and systems for managing spectrum by intelligently allocating specific channels from a pool of available spectrum channels used to serve content. For example, one or more sources may send “content service requests” over a network to request the delivery of content, which may be any type or amount of data. In accordance with the disclosed embodiments, a spectrum management service (SMS) receives a content service request for delivery of a content over a wireless access network, and it allocates spectrum for serving the requested content in the wireless access network based on at least one radio-frequency criterion and at least one criterion relating to the content. Further to the disclosed embodiments, the SMS issues a message to a transmission center in the wireless access network indicating the allocated spectrum that may be used to serve the content in the wireless access network. |
| US11758522B2 |
Methods and apparatuses for determining a transport block size (TBS) for data transmission
According to embodiments, a method includes: receiving first indication information, where the first indication information indicates a TBS threshold; receiving second indication information from a network device, where the second indication information indicates a quantity N of candidate TBSs; obtaining a first TBS set, where a quantity of elements in the first TBS set is equal to the quantity N of the candidate TBSs, and a largest TBS in the first TBS set is less than or equal to the TBS threshold indicated by the first indication information; selecting, from the first TBS set, a target TBS to be used for transmission of first data, where the target TBS is a smallest TBS, in the first TBS set, greater than or equal to a TBS required by the first data; and sending the first data to the network device based on the target TBS. |
| US11758521B2 |
Method and apparatus of peer link setting, and method and apparatus of channel switching, in wireless mesh network
A method and apparatus for configuring mesh peer link and a method and apparatus for switching channel in wireless mesh network are provided. A method of configuring a mesh peer link in a wireless mesh network includes a first mesh station transmitting a mesh peering open frame to a second mesh station, and the first mesh station receiving a mesh peering confirm frame from the second mesh station in response to the mesh peering open frame, wherein the first mesh station and the second mesh station support a very high throughput (VHT), and wherein the mesh peering open frame and the mesh peering confirm frame comprise a VHT capability information element. |
| US11758518B2 |
Method and apparatus for supporting bandwidth part based operations in sidelink communication
Disclosed are methods and apparatuses for supporting BWP-based operations in sidelink communication. An operation method of a first terminal in a communication system includes receiving, from a base station, configuration information of a mapping relationship between an uplink (UL) bandwidth part (BWP) and a sidelink (SL) BWP; when a UL switching operation for the UL BWP is performed, performing an SL switching operation for the SL BWP mapped to the UL BWP based on the mapping relationship without separate signaling indicating execution of the SL switching operation; and performing sidelink communication with a second terminal in a switched SL BWP. |
| US11758512B2 |
System and method to improve verification of 5G status
A network indicator symbol may be presented on a display of a communication device to indicate a level of service currently supported by the communication device over a network to which the communication device is presently connected. Displaying the network indicator symbol sets the user's expectations for what types of services are currently supported. In some examples, the communication device may determine an appropriate network indicator symbol based on the device capabilities, the capabilities of the base station to which the communication device is connected, and the capabilities of neighing stations to the base station to offer E-Utran New Radio-Dual Connectivity based services. |
| US11758511B2 |
Methods and apparatus for positioning reference signal muting for user equipment positioning in full duplex systems
A muting configuration for downlink positioning reference signals (PRS) is based on the slot type in which the PRS is transmitted. A slot type muting configuration mutes PRS if the PRS are transmitted in a full duplex slot, such as an in-band full duplex slot. If the PRS are transmitted in a sub-band full duplex slot, the PRS may be muted depending on whether the base station is capable of self-interference cancellation. The slot type muting configuration does not mute the PRS transmission in a half-duplex slot. The slot type muting configuration may be dynamic and may be provided to a user equipment (UE) in lower layer signaling to improve latency. The slot type muting configuration may be combined with other types of muting configurations, such as inter-instance muting, intra-instance muting, and intra-slot muting, e.g., using a logic function to combine the configurations. |
| US11758510B2 |
Terminal device, infrastructure equipments and methods
A terminal device configured to receive a radio signal from which measurements can be used to assist in determining a position of the terminal device. The terminal device detects one or more system information blocks carrying position assistance information transmitted from the infrastructure equipment and estimates the position of the terminal device by combining the identified position assistance information with the radio signal received by the position detection receiver circuitry. Furthermore the terminal device receives from the infrastructure equipment an indication of relative risk that the position assistance information will change, and in response to the indication of the relative risk that the position assistance information will change to adapt the receiving of the one or more system information blocks to receive an updated version of the position assistance information in accordance with the relative risk. |
| US11758509B2 |
Wireless network supporting extended coverage of service
A communications access point may provide access to a wireless communications network to a user device located at a first location. The communications access point may determine that the user device is moving from the first location to a second location where access to the wireless network is limited or not available. In response to the determination, the communications access point may provide access to the wireless network at the second location by extending a coverage area of the wireless network. |
| US11758507B2 |
Positioning with relays
Methods, systems, and devices for wireless communications are described. A position of a user equipment (UE) may be determined when communications between the UE and a base station are routed through a relay node. For example, the UE 115 may determine whether communications are received from the base station or the relay node based on positioning assistance data that contains positioning-related information about different base stations and relay nodes in the system. The UE may then transmit a position metric based on this determination, where a location server uses this position metric for determining the location of the UE. Additionally or alternatively, the location server or base station may use the positioning assistance data to determine whether an uplink transmission is received directly from the UE or via the relay node and may generate a position metric that the location server uses for determining the location of the UE. |
| US11758503B2 |
Method and device for configuring and receiving positioning reference signal
A method and a device for configuring a positioning reference signal and a method and a device for receiving the positioning reference signal are provided. The method for configuring the positioning reference signal includes: transmitting configuration information based on a spatial quasi co-location QCL relationship between a positioning reference signal PRS and a specific downlink signal, where the configuration information is used to determine a resource occupied by the PRS and the specific downlink signal. |
| US11758500B2 |
Methods for controlling unauthorized aerial UEs
Exemplary embodiments include methods performed by a network node of a radio access network (RAN). Such embodiments can include establishing a connection with a user equipment (UE) in a cell served by the network node, and determining that the UE is engaged in unauthorized aerial operation. Unauthorized operation can include various UE operational conditions. Such embodiments can also include, based on determining the unauthorized aerial operation, performing at least one of the following operations: restricting the performance of the connection; and sending the UE a message comprising an indication that the connection will be released, and one or more conditions that the UE must meet before attempting to reestablish the connection. Embodiments also include complementary methods performed by one or more core network nodes and/or functions, as well as various network nodes and/or functions that are configured to perform various disclosed methods. |
| US11758495B2 |
Signal transmission method and apparatus and computer storage medium
The present disclosure discloses a signal transmission method and apparatus, and a computer storage medium. The method includes: a terminal device determines a synchronization signal transmission mode on a first carrier, where the synchronization signal transmission mode is a first transmission mode or a second transmission mode; and the terminal device receives information on the first carrier according to the synchronization signal transmission mode. A network device determines a synchronization signal transmission mode on a first carrier, where the synchronization signal transmission mode is a first transmission mode or a second transmission mode; and the network device sends information to a terminal device on the first carrier according to the synchronization signal transmission mode. |
| US11758494B2 |
Trusted dissemination of a reference time scale to user terminals
A Reference Time Scale Dissemination System (RTS-DS) is provided that includes a RTS Dissemination Data Provider (RTS-DDP) and a User Terminal. The RTS Dissemination Data Provider is equipped with a radio receiver designed to receive radio signals and to compute a RTS-DDP Computed Time Scale based on received radio signals. The User Terminal (UT) is equipped with a Radio Receiver designed to receive radio signals and to compute a UT Computed Time Scale based on received radio signals, and with a Clock Device designed to be locked to the UT Computed Time Scale and to provide a UT Local Time Scale resultingly locked to the UT Computed Time Scale. The RTS-DPP is designed to receive a Reference Time Scale, and compute, at a RTS-DDP Computed Time, Time Quantities indicative of a difference between the RTS-DDP Computed Time Scale and the received Reference Time Scale, including a Time Scatter indicative of a difference between the RTS-DDP Computed Time and a corresponding Reference Time, and a Time Offset indicative of a mean value, computed over a timespan, of a number of differences between RTS-DDP Computed Times and corresponding Reference Times. |
| US11758493B2 |
Method for transmitting, by a UE, sidelink synchronization block in wireless communication system and device for same
Disclosed is a method of performing an operation for a sidelink user equipment (UE) in a wireless communication system, including generating a sidelink synchronization signal block (S-SSB) including a sidelink primary synchronization signal (S-PSS), a sidelink secondary synchronization signal (S-SSS), and a physical sidelink broadcast channel (PSBCH); and transmitting the S-SSB, wherein the number of transmissions of the S-SSB within one period is differently set according to a subcarrier spacing. |
| US11758492B2 |
Method and apparatus of initial access in next generation cellular networks
A communication method and system for converging a fifth generation (5G) communication system for supporting higher data rates beyond a fourth generation (4G) system with a technology for internet of things (IoT) are provided. The communication method and system may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method of a terminal for receiving data in a cellular network is provided. The method comprises receiving a synchronization signal block (SS block) including at least one synchronization signal and a broadcast channel from a base station, identifying an offset between the SS block and a resource block (RB) grid from system information in the broadcast channel, and determining the resource block grid based on the offset. |
| US11758487B2 |
Electric power balance processing method and apparatus, system, device and storage medium
The present disclosure provides an electric power balance processing method applied to a network system including a communication device and a plurality of terminal electronic devices, wherein each terminal electronic device can communicate with the communication device, and the terminal electronic devices also communicate with each other. The method includes: acquiring remaining electric power of each terminal electronic device; determining an abnormal power-consuming device in the network system based on the remaining electric power of each terminal electronic device; determining a relay device and a device to be relayed from the plurality of terminal electronic devices based on the abnormal power-consuming device; using the relay device to construct a relay transmission channel for data transmission between the device to be relayed and the communication device. Furthermore, the present disclosure also provides a corresponding electric power balance processing device, a network system, a computing device, and a computer-readable storage medium thereof. |
| US11758486B2 |
Power control procedures for radio systems
In some embodiments, a wireless device receives configuration parameters of first reference signals (RSs) and second RSs. A first RS of the first RSs is selected based on signal strengths of first RSs. A second RS of the second RSs is selected based on signal strengths of the second RSs. A random access preamble based on at least one of the first RS and the second RS is transmitted. A random access response comprising an uplink grant scheduling uplink resources for uplink transmissions with repetitions is received. First repetitions, of the repetitions of a transport block, with a first transmission power based on the first RS are transmitted via the uplink resources. Second repetitions, of the repetitions of the transport block, with a second transmission power based on the second RS are transmitted via the uplink resources. |
| US11758485B2 |
Signal transmission method, terminal device, and network device
Embodiments of this application disclose a signal transmission method, a terminal device, and a network device. The method includes: determining, by a terminal device, information indicating a channel state information-reference signal (CSI-RS) resource, the information corresponding to a target uplink signal; determining, by the terminal device, a power control parameter of the target uplink signal according to the information indicating the CSI-RS resource; determining, by the terminal device, a transmit power of the target uplink signal according to the power control parameter; and sending, by the terminal device, the target uplink signal to the network device according to the transmit power. The method, the terminal device, and the network device in the embodiments of this application help improve the accuracy of power control, so that system transmission performance can be improved. |
| US11758480B2 |
Method and system for low power and secure wake-up radio
A wake-up radio system in a wireless sensor network, the wake-up radio comprising: an analog front end configured to communicate with matching network; an analog to digital converter coupled to the analog front end; and a digital baseband coupled to the analog to digital converter, wherein the digital baseband outputs a fast wake-up signal and a secure wake-up signal, and wherein the wake-up radio listens to all channels simultaneously. |
| US11758476B2 |
Network and context aware AP and band switching
A system, method, and computer-readable medium are disclosed for performing an intelligent connectivity operation. The intelligent connectivity operation includes: identifying context aware information associated with an information handling system; identifying network infrastructure operational information, the network infrastructure operational information including access point (AP) usage information; and, selecting an access point and a channel within the network infrastructure for use by the information handling system based upon the context aware information and the network infrastructure operational information. |
| US11758475B2 |
Generic access network (GAN) controller selection in PLMN environment
A method for network selection on a user equipment (UE) device and the UE device are shown. The user equipment device registers on a first network in a wide area cellular network (WACN) band and receives, from a wireless local area network (WLAN), a list of WACNs that support generic access network (GAN) capabilities. The user equipment device selects the WLAN if the first network is on the list. |
| US11758474B2 |
Resolving system information between EPS and 5GS
According to some embodiments, a method for use in a wireless device of acquiring system information associated with a core network comprises receiving system information from a network node. The network node is connected to one or more core networks. The system information includes an indication of a network type (e.g., enhanced packet system (EPS), fifth generation system (5GS), etc.) for each core network. The method further comprises determining a capability of the wireless device for connecting to the plurality of network types, and determining whether to connect to a core network based on the network type and the capability of the wireless device. In particular embodiments, the indication of the network type comprises a list of public land mobile networks (PLMNs) connected to the network node and an indication of network types supported by each PLMN. |
| US11758472B2 |
Vehicle wireless device discovery
A first V2X wireless device may transmit a first discovery request to a V2X network entity. The V2X network entity may comprise a first wireless device identifier and a V2X value. The V2X value may indicate a V2X communication capability. The first V2X wireless device may receive a first discovery response from the V2X network entity. The first discovery response may comprise a first discovery code. The first discovery code may correspond to at least the V2X value. The first V2X wireless device may perform a discovery procedure. The discovery procedure may employ the first discovery code. The first V2X wireless device may communicate, with a second V2X wireless device by employing the V2X communication capability, one or more packets in response to the discovery procedure connecting the first V2X wireless device with the second V2X wireless device. |
| US11758467B2 |
Mobile application for prioritized communication
A mobile application capable of superseding default phone settings to give priority to calls and messages based on a preconfigured list, as well as broadcast messages and calls within a defined group of members. |
| US11758466B2 |
Distributed routing elections
A facility for operating a first node in a mesh network having other nodes is described. The first node directly receives signals each encoding an identifier of one of the other nodes, at least a portion of the signals also encoding an indication that the node having the identifier has appointed itself a routing node. The facility determines a first value equal to the number of unique node identifiers encoded in signals received during a first period of time, and a second value equal to the number of unique node identifiers encoded by signals received during the first period of time that also encode the indication. The facility determines a routing score for the first node based at least upon the first value and the second value that reflects the first node's suitability as a routing node in the mesh network. |
| US11758465B2 |
Repeater beacon signal for enabling inter-cell interference coordination
Methods, systems, and devices for wireless communications are described. A repeater may transmit a beacon signal that indicates a presence of the repeater, where the repeater is configured to repeat signals to one or more user equipments (UEs) within a wireless communications system. The repeater may receive a signal from at least one base station within a time-frequency resource that is shared by a plurality of neighboring base stations in response to transmitting the beacon signal. The repeater may transmit an amplified version of the received signal to the one or more UEs. |
| US11758464B2 |
Mesh connectivity in integrated access and backhaul networks
Methods, systems, and devices for wireless communications are described that provide for mesh connectivity between integrated access and backhaul (IAB) nodes. A first node of an IAB network may determine a routing address for a second node, and communications may be transmitted to the second node based on the routing address to allow for coordination between the first and second nodes. The first node may detect a discovery signal of a second node, and may determine to communicate with the second node based on the discovery signal. The first node may obtain the routing address based on one or more of transmitting a request for the routing address to a third node, establishing a sidelink connection with the second node to obtain the routing address, receiving a mapping between routing addresses and cell IDs that are transmitted in discovery signals, or any combinations thereof. |
| US11758463B2 |
Methods of mobile device based relay for coverage extension
A method to use UE as a mobile device relay using PC5 link or sidelink to relay data traffic to/from end UEs for coverage extension is proposed. A relay UE can be the group head UE of a UE relay group including one or more remote UEs. A remote UE can be in-coverage or out-of-coverage of the serving cell served by a serving base station. In a first novel aspect, the network is aware of remote UE existence without direct Uu link. In addition, methods for resource allocation and interference management are proposed. In a second novel aspect, solutions for synchronization of remote UEs on PC5 link, and solutions for connection setup between relay UE and remote UEs on PC5 link are proposed. |
| US11758461B2 |
Flexible distributed antenna array
A communication system includes multiple distributed antenna circuits and an access point (AP). The distributed antenna circuits include at least first and second antenna circuits. The AP is coupled to the distributed antenna circuits and includes multiple transmit chains, multiple receive chains, and an antenna control circuit communicatively coupled to the transmit chains and the receive chains. The first antenna circuit is co-located with the AP and the second antenna circuit is remote from the AP. The antenna control circuit is configured to determine a subset of the distributed antenna circuits to communicatively couple to at least some of the transmit chains to transmit data to a wireless station (STA) that is in range of the subset. |
| US11758460B1 |
Managing local application connectivity in a multi-network environment
Systems may comprise a connectivity manager application operating on a User Equipment (UE) for optimal and secure performance of local applications and improving user experience by optimizing application performance (e.g., by prioritizing file downloads). The systems may modify data transmission of other local applications on the UE in a multi-network environment. The connectivity manager application may detect one or more network characteristics of one or more networks providing service to the UE and determine a connectivity rule based at least in part on the one or more network characteristics and/or particular data types and indicating that data transmission for the one or more transmission paths is to be adjusted, modified, paused, or prohibited in response to particular network conditions, etc. The connectivity manager application may cause modifications to the transmission paths and present indications of the modifications at a graphical user interface (GUI) or via application programming interfaces and call-backs. |
| US11758446B2 |
Cell global identity reporting
The invention refers to a wireless device and to operating the wireless terminal, UE, connected to a serving network node associated to a serving cell of a radio access network, RAN, the method comprising: receiving system information from a neighbour cell of the serving cell, determining from the system information if the neighbour cell does or does not broadcast a global cell identifier, CGI, of the neighbour cell; and if the neighbour cell does not broadcast the CGI, transmitting a global cell identifier, CGI, report to the serving network node, wherein the CGI report includes an indication that the neighbour cell does not broadcast the CGI of the neighbour cell. The invention further refers to a corresponding network node and to a method performed in the network node. |
| US11758445B2 |
Configuration for acquisition of relay cells
Disclosed are apparatuses and techniques for wireless communications. In an aspect, path information from a plurality of relays is received at a server. A relay cell list for an area of interest is compiled based on the received path information from the plurality of relays. The relay cell list is provided to a user equipment (UE). The UE can use the relay list to assist in the search and/or selection of relays in the wireless communications network. |
| US11758444B2 |
Method and apparatus for communication in wireless mobile communication system
Disclosed is a method performed by a terminal, including receiving a first radio resource control (RRC) connection release message for transitioning into an RRC inactive state, the first RRC connection release message including a resume identity and a next hop chaining count, in case that uplink data occurs in the RRC inactive state, transmitting, to a base station, a random access preamble, receiving, from the base station, a random access response including timing alignment information and an uplink grant, transmitting, to the base station, the uplink data with an RRC connection resume request message including the resume identity, and receiving, from the base station, a second RRC connection release message as a response to the RRC connection resume request message. |
| US11758441B2 |
Communication method, source base station, target base station, core network device, and terminal device
Embodiments of the present invention disclose a communication method, a source base station, a target base station, a core network device, and a terminal device, where the method includes: sending, by a source base station, a handover request to a target base station, where the handover request is used to request to hand over a session of a terminal device from the source base station to the target base station, and the handover request includes an identifier of a session requested to be handed over and indication information of a network slice corresponding to the session; and receiving, by the source base station, a handover response message from the target base station. |
| US11758434B2 |
Dynamic buffer allocation for bluetooth low energy isochronous transmissions
Mechanisms and methods are provided for improving wireless audio transmission and synchronization for multi-channel Bluetooth® Low Energy (BLE) systems. In various embodiments, mechanisms and methods may include generating transmissions having a plurality of Protocol Data Units (PDUs) to BLE-compliant slave devices. The plurality of PDUs may be stored in a buffer. When an error is determined to have occurred in transmitting one of the PDUs, a re-transmission to the slave device may be generated, which may include the PDU in error and any subsequent PDUs of the plurality of PDUs. |
| US11758433B1 |
Managing hopping target wake times for wireless networks
Methods, systems, and devices for wireless communications are described. A station (STA) may receive a first signal including an indication of a set of frequency channels for a set of target wake time (TWT) sessions that recur according to a service interval. In some examples, the first signal may indicate a respective frequency channel of the set of frequency channels for each TWT session of the set of target wake time sessions. Each TWT session of the set of TWT sessions may have an associated service period that the STA may be in an awake state. The STA may switch, for the first TWT session, from the first frequency channel to the second frequency channel. In some examples, based on the switching, the STA may communicate a signal during a service period associated with the first TWT session over the second frequency channel. |
| US11758432B2 |
Enhanced end to end flow control for multi-hop integrated access backhaul (IAB) networks
A method by an integrated access backhaul (IAB) node in a radio network includes generating a delivery status that indicates a status of a data connection, the data connection has a logical interface connection to a central unit (CU) node, the logical interface connection of the data connection is not terminated at the IAB node, and transmitting the delivery status to the CU node. The data connection may be a radio bearer. |
| US11758431B2 |
Wireless terminal, wireless base station, and transmission method of buffer status report
A wireless terminal for a wireless communication, the wireless terminal includes: a memory that includes a buffer configured to store uplink data, wherein the uplink data is configured to be transmitted; and a controller configured to transmit a buffer status report, the buffer status report including a first index, wherein the first index is one of a plurality of buffer status indices and corresponds to a buffer size indicating a size of the uplink data stored in the buffer, wherein the memory is configured to store a buffer status table in which a range from a minimum value of the buffer to a maximum value of the buffer is divided into a plurality of subranges, the plurality of subranges being associated with a part of the plurality of buffer status indices, and a rest of the plurality of buffer status indices are associated with one or more reserved fields. |
| US11758429B2 |
System for implementing multiple radio access networks (RANs) convergence and method thereof
Provided are a system for implementing multiple Radio Access Networks (RANs) convergence and a method thereof. The method includes: an anchor RAN establishes a connection with a User Equipment (UE); the anchor receives a RAB establishment request from a Core Network (CN); the anchor RAN selects an auxiliary RAN; the anchor RAN sends quality of service (QoS) parameters to the auxiliary RAN, so that the auxiliary RAN establishes a connection with the UE according to the QoS parameters, while the anchor RAN keep the connection with the UE. With the methods provided in embodiments for the present disclosure, multiple RANs convergence is implemented, and the UE establishes connections with the anchor RAN and the auxiliary RAN at the same time, so as to improve the peak rate of the UE. |
| US11758428B2 |
Techniques for providing traffic flow template (TFT) information in wireless communications
Described are examples for receiving, by a network node, a request message from a user equipment (UE) to establish or modify a protocol data unit (PDU) session for the UE, and transmitting, by the network node, to the UE, and based on the request, a command message to establish or modify the PDU session for the UE, wherein the command message includes multiple traffic flow template (TFT) information elements per bearer. |
| US11758427B2 |
WLAN sensing frame exchange protocol
Embodiments of a WLAN sensing frame exchange protocol are generally described herein. In some embodiments, a wireless communication device is configured to perform a WLAN sensing protocol within a basic service set (BSS) comprising one or more stations (STAs) (STA1 and STA2) including an access point station (AP STA). The WLAN sensing protocol comprises a discovery phase, a negotiation phase, a measurement phase, and a reporting phase. To perform the WLAN sensing protocol, the wireless communication device is configured to operate as either a sensing initiator or a sensing responder, and to operate as a sensing transmitter and/or a sensing receiver. Some 60 GHz embodiments relate to WLAN sensing in a PBSS or IBSS with DMG STAs. |
| US11758424B2 |
Method and device for monitoring control signal in wireless communication system
A method and device for monitoring a signal in a wireless communication system includes a PDCCH monitoring operation based on a combination of X and Y. In detail, in order to monitor a PDCCH in Y slots, a duration of a search space is restricted to be an integer multiple of L. |
| US11758422B2 |
User equipment and related method
The present disclosure provides a method used in user equipment (UE). The method comprises: detecting that a radio link control (RLC) entity associated with a packet duplication bearer or packet duplication split bearer has reached a predetermined maximum number of retransmissions; and determining that a radio link associated with the RLC entity is unavailable or fails based on whether a cell associated with the RLC entity is a special cell (SpCell) or whether a cell group associated with the RLC entity includes an SpCell. |
| US11758418B2 |
Transmission configuration method, transmission configuration determination method, base station and terminal
A transmission configuration method includes: determining a candidate transmission configuration information set, where the determined candidate transmission configuration information set includes K types of transmission configuration information, and each of the K types of transmission configuration information is used for implementing transmission configuration of at least one of a signal or a channel, where K is greater than or equal to 1; selecting at least one type of transmission configuration information from the determined candidate transmission configuration information set; and transmitting the selected transmission configuration information to a terminal by using a signaling. |
| US11758415B2 |
Method and apparatus of sharing information related to status
The present invention relates to method and device for sharing state related information among a plurality of electronic devices and, more particularly, to method and device for predicting the state of a device on the basis of information shared among a plurality of electronic devices. In order to attain the purpose, a method for sharing state related information of a device, according to an embodiment of the present invention, comprises the steps of: generating a state model of a device on the basis of state related data; selecting one or more parameters for determining the state of the device on the basis of the generated state model; and transmitting the one or more selected parameters to at least one other device. |
| US11758411B2 |
Beam alignment and beam tracking in vehicle-to-vehicle communications
In some aspects, there is provided a method. The method may include selecting a first antenna coupled to a first transceiver at a first vehicle; determining a configuration of a first beam pattern emanated by the first antenna; and reconfiguring, based on the configuration of the first beam pattern and a beam tracking packet, the first antenna to provide a beam tracking of the first beam pattern. The first beam pattern may be associated with a wireless communication link to an object proximate to the first vehicle, which may be a second vehicle or a stationary object. Reconfiguring the first antenna may be further based on a steering angle associated with the first antenna and a distance between the first vehicle and the object proximate to the first vehicle. A rate of reconfiguring the first antenna may be based on a location of the first antenna, the configuration of the first beam pattern, a velocity of the first vehicle relative to the object proximate to the first vehicle, and an orientation of the first antenna. Related apparatuses and non-transitory computer-readable storage media are also disclosed. |
| US11758410B2 |
Wireless communication system for ground based vehicles
A wireless communication system for a ground based vehicle, such as a train, is disclosed. In an embodiment, the system includes a router connected to a plurality of antennas. The router is configured to transmit and receive a wireless data communication to and from a stationary communication server outside the ground based vehicle through at least one base station of an exterior mobile network via the plurality of antennas. The plurality of antennas are directional antennas arranged on planes of the vehicle functioning as ground planes, isolating planes, or absorbing planes. Each plane extends in a height direction or a length direction of the ground based vehicle. At least one antenna's beam covers a laterally directed sector to a first side of the vehicle, and at least one antenna's beam covers a laterally directed sector to a second side of the vehicle. |
| US11758408B2 |
Shared radio bearer and management of UE radio ID and ran path
There is provided a method and apparatus for data transmission using shared radio bearer in order to simplify the operation of RAN access node by reducing signalling overhead related to mobility and simplifying per UE RBs setup/release operation. Using the shared radio bearer, UE mobility operation becomes transparent to access node (e.g. edge cell) and to UE. There is also provided a method and apparatus for simplifying the operation of UE for RBs setup/release and to make the Layer 2 (L2) operation independent from mobility (e.g. independent from handover). |
| US11758405B2 |
Proximity service authorization and provisioning
Aspects of the disclosure relate to mechanisms for proximity service (ProSe) authorization and provisioning. A user equipment (UE) may be configured to support ProSe communication and may indicate this capability to a radio access network (RAN) and a core network during registration of the UE. Based on the ProSe indication, the RAN may select an access and mobility management function (AMF) that supports ProSe authorization and policy provisioning and forward a registration request indicating the UE supports ProSe communication to the selected AMF. Upon authorizing the UE for ProSe operation, the AMF may transmit a registration accept message including a ProSe supported indication to the UE. The UE may then initiate a ProSe session with another UE based on the ProSe supported indication in the registration accept message. |
| US11758402B2 |
Method and apparatus for processing data units in wireless communication system
The present invention relates to a method for processing data units by a Packet Data Convergence Protocol (PDCP) entity of a user equipment (UE) in a wireless communication system. In particular, the method includes the steps of: receiving a first data unit having a specific count value from a lower layer; and discarding the first data unit, when there is a second data unit having the specific count value which was received before the first data unit and for which an integrity verification was successful. |
| US11758399B2 |
Wireless local area network configuration using probe request frame having authentication information
This application provides a wireless local area network configuration method and a device, and relates to the field of communications technologies, so as to increase a success rate of configuring authentication information of a home wireless local area network for a home device, and improve efficiency in connecting the home device to the home wireless local area network. A specific solution is as follows: A terminal obtains authentication information of a first wireless local area network, configures an SSID of the first wireless local area network as a hidden SSID, and sends at least one first probe request frame, where the first probe request frame carries at least a part of the authentication information of the first wireless local area network. |
| US11758398B2 |
Untethered access point mesh system and method
A technique for implementing an untethered access point (UAP) mesh involves enabling AP-local switching at one or more UAPs of the mesh. A system constructed according to the technique may include an untethered access point (UAP), including: a radio; a backhaul service set identifier (SSID) stored in a computer-readable medium; an anchor access point (AAP) selection engine embodied in a computer-readable medium. In operation, the AAP selection engine may use the radio to attempt to associate with the AAP if a beaconed backhaul SSID matches the stored backhaul SSID. A method according to the technique may include beaconing with a backhaul SSID, acting in concert with an upstream switch as an authenticator for a downstream station that responds to the beacon; providing limited local switching functionality for the downstream station. |
| US11758391B2 |
User equipment (UE) identification in a wireless communication network
A wireless communication system serves wireless user devices based on wireless user device Identifiers (IDs). The wireless communication system detects a loss of synchronization between data repositories, and in response, identifies the wireless user device IDs that were allocated to the data repositories during the loss of synchronization. The wireless communication system reallocates the identified wireless user device IDs to the data repositories. The wireless communication system synchronizes the reallocated wireless user device IDs across the data repositories. The wireless communication system serves wireless data communications to the wireless user devices based on the reallocated and synchronized wireless user device IDs. |
| US11758387B2 |
Information transmission method and device, and computer storage medium
An embodiment of the present application discloses a method and device for information transmission, and a computer storage medium. The method may include: sending a first message to a network device, wherein the first message includes communication capability information of the terminal on a PC5 interface. |
| US11758386B2 |
Methods and systems of using remote subscriber identification modules at a device
The present invention discloses methods and systems for communicating at a cellular router between a first wireless communication module and a first subscriber identity module (SIM). The cellular router receives a first request from a first wireless communication module and encapsulates the first request in a first modified request. The cellular router then sends the first modified request to a first SIM card in a first communication apparatus and waits for a first modified reply. While waiting for the first modified reply the cellular router sends at least one halt message to the first wireless communication module after a first time threshold. After receiving the first modified reply, the cellular router decapsulates the first modified reply to retrieve a first reply and sends the first reply to the first wireless communication module where the first modified reply is a reply to the first modified request. |
| US11758382B2 |
System and method of D2D discovery message transmission
The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as a Long Term Evolution (LTE). The various embodiments of the present invention disclose a method and system for enabling device-to-device (D2D) discovery message transmission in a wireless communication network. The method comprises of identifying, by a D2D communication user equipment (UE), one or more carriers for transmission of one or more D2D discovery messages, determining, one or more discovery resources for transmission of one or more D2D discovery messages on the one or more identified carriers and transmitting the one or more D2D discovery messages on the one or more identified carriers. |
| US11758381B2 |
Pre-alert system for first responders
A method includes receiving data identifying a responder in response to a call to an emergency operator, identifying one or more persons associated with the responder, determining communication addresses of communication devices associated with respective persons of the one or more persons, and sending a communication to each of the communication devices using the communication addresses to issue a pre-alert to the one or more persons that allows the one or more persons to prepare for a call to action. A system using natural language processing may be used to analyze a call in progress and aid in dispatching. The system may also identify the responder and assist in initiating the pre-alert prior to an alarm being sounded. |
| US11758378B2 |
Vehicle hybrid communication system and communication method thereof
A vehicle hybrid communication system includes a vehicle communication device and a field communication device. The vehicle communication device includes a vehicle controller and multiple vehicle communication interfaces. The field communication device includes a field controller and multiple field communication interfaces. The vehicle communication device and the field communication device communicate via multiple communication channels established by the vehicle communication interfaces and the field communication interfaces. The vehicle controller respectively defines a bandwidth level and a speed level based on a real-time bandwidth and a real-time connection speed of each of the communication channels. The vehicle controller then creates a score based on the bandwidth level and the speed level of each of the communication channels. The vehicle controller then sets one of the communication channels with the best score as a main communication channel to transfer data to the field communication device. |
| US11758377B2 |
Vehicle terminal for controlling V2X message transmission between vehicle terminals through V2X service in wireless communication system and communication control method thereof
Disclosed herein is a communication control method of a vehicle user equipment (UE) for controlling vehicle-to-everything (V2X) message transmission between vehicle UEs through a V2X service in a wireless communication system. The communication control method of the vehicle UE includes receiving a V2X message from a first external vehicle UE, determining whether the V2X message is transmitted to a second external vehicle UE located in a coverage area of the vehicle UE, based on relaying information indicating whether the V2X message is relayed, and transmitting the V2X message to the second external vehicle UE, upon determining that the V2X message is transmitted to the second external vehicle UE. The relaying information includes at least one of active status information, relay probability information or residual life information. |
| US11758374B2 |
Traveler's scale
A compact and lightweight electronic traveler's scale for determining and tracking a person's weight while away from home. |
| US11758371B2 |
Systems and methods for personalizing messages based on a recipient relationship
The system receives a message from a user, along with a recipient list and generated personalized messages for recipients of the recipient list. The system determines the format of the message, and whether to, and how to, modify the message based on information about the recipient. For example, a recipient category may be used to determine how to personalize a message for each recipient. A relationship between a sender and recipient may be determined using, for example, a database of relationship information. The system modifies, for example, text, images, or video of the message to generate the personalized message. The system may access historical communications records such as a chat group record, a contacts list, a text message record, an email message record, a social media post record, or a comments record corresponding to a media content item to determine how to personalize a message. |
| US11758366B2 |
Methods and devices for displaying a heat map and providing heat data
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for a computer-implemented method for displaying a heat map are provided. One of the methods includes: receiving heat data from a server, wherein the heat data comprises a color value associated with each of a plurality of regions and one or more geographic locations respectively corresponding to one or more boundary points of each of one or more heat regions among the plurality of regions; generating a first heat map comprising a plurality of pixels; obtaining a second heat map by adjusting the color value of each pixel in the first heat map; and providing the second heat map for display, wherein the second heat is superimposed on a digital map. This method addresses the issue of conventional techniques that service request information may be misrepresented due to abrupt changes in color values across neighboring heat regions. |
| US11758364B2 |
Many to many ranging techniques
A mobile device can include ranging circuitry to determine distance to another mobile device. Ranging between multiple mobile devices can present challenges due to clock drift between the devices resulting in missed messages due to collisions between ranging messages. Techniques can be implemented to reduce the number of collisions by designating time slots for ranging sessions based on timing from a coordinator mobile device. Alternative techniques allow for splitting up channels at different time amount different pairs of devices. The ranging techniques can be used to share information between devices with a predefined distance for applications such as augmented reality. |
| US11758358B2 |
Characterizing a vehicle collision
Described herein are examples of a system that processes information describing movement of a vehicle at a time related to a potential collision to reliably determine whether a collision occurred and/or one or more characteristics of the collision. In response to obtaining information regarding a potential collision, data describing movement of the vehicle before and/or after a time associated with the potential collision is analyzed to determine whether the collision occurred and/or to determine one or more collision characteristic(s). The analysis may be carried out at least in part using a trained classifier that classifies the vehicle movement data into one or more classes, where at least some the classes are associated with whether a collision occurred and/or one or more characteristics of a collision. If a collision is determined to be likely, one or more actions may be triggered based on the characteristic(s) of the collision. |
| US11758354B2 |
System and method for intent-based geofencing for emergency vehicle
A system, method and storage medium for providing an emergency vehicle (EV) alert includes generating a geofence by varying a size or shape of the geofence according to a working mode of an EV and transmitting the generated geofence to another vehicle. |
| US11758353B1 |
Rapidly customizable geofence notification system and method
A privacy enhanced system and method of using a handheld computerized device to store and retrieve geofence based notifications, without requiring that any of the specific geofenced regions or notifications be reported on a remote server. The system enables the user to both manually draw the desired geofences on the device's touchscreen, as well as directly load the geofence associated notifications (such as various images) into the device in advance. Other constraints and executable code can also be input and associated as desired. In use, the system automatically triggers when its location sensors detect that the device is within a geofenced region, and if the constraints are satisfied, can automatically retrieve the desired notifications. In some embodiments, the system can use previously stored executable code to automatically generate additional geofence regions and notifications. |
| US11758351B2 |
Determining geolocation of devices in a communication network
A machine learning method performed by a communication network monitoring device in which an incoming signaling record is received that includes radio signal attributes from a UE in the cellular communication network. A determination is made as to whether the UE incoming signaling record contains location (GPS) data. If the UE incoming signaling record contains GPS data, a machine learning model is generated for determining a location of future UEs in the communication network utilizing the GPS data and the radio signal attributes from the incoming UE signaling record. And if GPS data is not included in the UE incoming signaling record, then the geolocation for the UE is predicted using machine learning techniques utilizing a previous generated machine learning model as applied to the radio signal attributes from the incoming UE signaling record. |
| US11758346B2 |
Sound localization for user in motion
Methods for simulating a source of sound are provided. One method includes determining, by a computer, a location in physical space of a head of a user. The location is determined by capturing images by a camera of the physical space in which a user is located. The method further includes determining a sound for delivery to two speakers worn by the user and determining, by the computer, an emanating location in the physical space for the sound. The method further includes establishing, by the computer, acoustic signals for each speaker based on the location in the physical space of the head, the sound, the emanating location in the physical space, and a selected auditory characteristics of the user. The auditory characteristics of the user are identified based on a calibration process. The method further includes transmitting, by the computer, the acoustic signals to the two speakers. The acoustic signals simulate that the sound originated at the emanating location in space. |
| US11758339B2 |
Hearing device antenna with optimized orientation
A hearing device, such as a hearing aid, includes an antenna for wireless communication. The antenna is housed in the hearing aid with an orientation determined to approximately minimize change in performance of the wireless communication when the hearing aid goes onto a wearer's head from free space. In various embodiments, the orientation of the antenna can be optimized by considering various factors including head loading and performance of wireless communication with various other devices. |
| US11758336B2 |
Combinatory directional processing of sound signals
Presented herein are techniques for generating a combinatory microphone signal from sounds captured at a microphone array. More specifically, sound signals captured by a microphone array are used to generate first and second directional signals. A cross-power signal is computed from the first and second directional signals. The cross-power signal is converted into an amplitude domain output signal, and a phase of the amplitude domain output signal is reconstructed in order to generate a combinatory microphone signal that is useable for subsequent sound processing operations. |
| US11758331B2 |
Balanced vibration system
A balanced vibration system including a magnetic circuit unit, a vibration unit and a casing. The magnetic circuit unit and the vibration unit are inside the casing. The vibration unit includes a balanced iron core and a vibrating diaphragm; the balanced iron core is movably connected with the casing, the vibrating diaphragm is fixed on the casing, and the balanced iron core drives the vibrating diaphragm; the magnetic circuit unit includes a magnetic circuit coil and magnet groups, the magnetic circuit coil is sleeved on the balanced iron core, and the two magnet groups are respectively located at ends of the balanced iron core along an axial direction; each magnet group includes magnets which are arranged oppositely at both sides of the balanced iron core; when the magnetic circuit coil is ON, magnetic field forces applied by the two magnet groups to the balanced iron core are same in direction. |
| US11758329B2 |
Audio mixing based upon playing device location
A method including determining location of at least one second device relative to a first device, where at least two of the devices are configured to play audio sounds based upon audio signals; and mixing at least two of the audio signals based, at least partially, upon the determined location(s). |
| US11758328B2 |
Selection of master device for synchronized audio
Synchronized output of audio on a group of devices can comprise sending audio data from an audio distribution master device to one or more slave devices in the group. Scores can be assigned to respective audio playback devices, the scores being indicative of a performance level of the respective audio playback devices acting as a master device. The device with the highest score is designated as a candidate master device and one or more remaining devices are designated as a candidate slave(s). A throughput test is conducted with the highest scoring device acting as the candidate master device. The results of the throughput test are used to determine a master device for a group of devices. Latency of the throughput test can be reduced by using a prescribed time period for completion of the throughput test, and/or by selecting a first group configuration to passes the throughput test. |
| US11758323B2 |
Active noise cancellation of equipment fan noise on aircraft
The improved active noise cancellation system for forced air heating or cooling systems onboard aircraft employs a duct having a proximal end coupled to the fan unit to entrain the airflow stream in the direction of a distal end of the duct. A reference sensor is positioned within the proximal end of the duct. A means is provided for injecting an audio frequency control signal into the airflow stream in a manner that does not substantially impede the airflow stream. An error sensor is positioned at the distal end of the duct where it is responsive to sounds carried by the airflow stream, including the audio frequency control signal. An electronic circuit coupled to the reference sensor and to the error sensor supplies a noise abating control signal to energize the control transducer and thereby substantially reduce at least one noise harmonic of the fan unit through destructive interference. |
| US11758319B2 |
Microphone port architecture for mitigating wind noise
An acoustic sensor includes port architecture designed to mitigate wind noise. The acoustic sensor includes a primary waveguide having two ports open to a local area surrounding the acoustic sensor. One opening of a secondary waveguide is coupled to portion of the primary waveguide, with another opening of the secondary waveguide coupled to a microphone. The secondary waveguide has a smaller cross-section than the primary waveguide. Hence, airflow is directed from a port of the primary waveguide to the other port of the primary waveguide and back into the local area, bypassing the microphone. |
| US11758317B1 |
Systems and methods for controlling playback and other features of a wireless headphone
Wireless headphones with user controls and methods for using are disclosed. In one embodiment, a wireless headphone includes a left earcup comprising a left speaker driver and a left earcup housing; and a right earcup comprising a right speaker driver and a right earcup housing; a processor; a microphone; user controls including: a voice assistant activator control; a volume slider; a play control slider; a play-pause control; and instructions configuring the processor to: commence a voice assistant recognition routine when sound received by the microphone matches a wake word, and perform an action based on instructions returned from the voice assistant; update a current volume of the headphone to a higher volume when the volume slider receives a swipe; skip to a next track of a current media content when the play control slider receives a swipe; and toggle playback of the media content when the play-pause control is activated. |
| US11758316B2 |
Wireless earphone charging case convenient for replacing outer shells
The present invention relates to the technical field of charging wireless earphones, in particular to a wireless earphone charging case convenient for replacing outer shells. Its outer shell has an upper shell and a lower shell that are capable of being disengaged/engaged from/with each other, wherein a containing space is arranged inside the lower shell, a charging chamber is arranged within the containing space, a screw slot is arranged on bottom of the charging chamber, the bottom of the lower shell is fixed to the screw slot on the bottom of the charging chamber by means of a metal screw. |
| US11758315B2 |
Earphone case and wireless earphone
An earphone case is for storing a wireless earphone body, and includes a case body and a case cover. A top face and a side face of the case body each have an accommodating groove, the accommodating groove in the top face is configured to be fitted with an ear bud of the wireless earphone body, and the accommodating groove in the side face is configured to be fitted with a stem of the wireless earphone body. The case body is provided with a magnetic member for attracting the wireless earphone body. |
| US11758307B2 |
Sensor device, background noise data transmission method, and background noise data transmission program
A sensor device transmits, to an external device installed external to the sensor device, sensing data generated from monitoring a target, and includes a sensor unit that generates sensing data including background noise data. The background noise data represents noise from a cause other than the target. The sensor device further includes an extraction unit that extracts the background noise data from the sensing data, and a transmission unit that transmits the background noise data extracted by the extraction unit to the external device. |
| US11758304B2 |
Image sensor
An image sensor capable of obtaining a high dynamic range without reducing a frame rate. An image sensor includes a pixel region where a plurality of pixels each including a sensor element that detects a naturally occurring physical quantity and converts the physical quantity into an electric signal are arranged in a row direction and a column direction, a row selection unit that selects any of the pixels in the pixel region in units of rows and contributes to readout of the electric signal from each of the pixels and resetting of an accumulated charge, a pixel readout unit that reads out the electric signal from each of the pixels selected by the row selection unit in column-parallel, and a column selection unit that selects the pixel in any column from a pixel row selected by the row selection unit and controls a charge accumulation amount of the selected pixel. |
| US11758302B2 |
Imaging device, imaging method, and electronic apparatus
An imaging device includes a controller, a power supply, a regulator, and a switch. The controller is configured to control an imaging unit, on the basis of a command and data that are received from a host in accordance with an I2C/I3C communication protocol. The power supply is configured to supply a voltage to a digital block of the controller. The digital block is configured to be subjected to dynamic voltage frequency scaling within one-frame operation. The regulator and the switch are provided between the digital block and the power supply, and coupled in parallel with each other. |
| US11758289B2 |
Image processing method, image processing system, electronic device, and readable storage medium
A method for image processing includes the following. A first image is obtained by exposing the pixel array. A second image is obtained by converting the panchromatic image pixels in the first image into first-color image pixels. A third image is obtained by converting the second-color image pixel and the third-color image pixel in the second image into first-color image pixels. A second-color intermediate image and a third-color intermediate image are obtained by processing the third image according to the first image. A target image is obtained by merging the third image, the second-color intermediate image, and the third-color intermediate image. |
| US11758288B2 |
Device for improving image resolution in camera system having lens that permits distortion and operation method thereof
An electronic device, method thereof, and digital camera are provided, including an image sensor that generates pixel data based on light received through a lens that permits distortion where a captured image is compressed in a first direction, and an image signal processor that performs re-mosaic processing on the pixel data for correcting distortion occurring in the first direction and to generate re-mosaiced pixel data. |
| US11758287B2 |
Method for filtering noise of lens operation and video recording system
A method for filtering noise of lens operation is applicable to a controller being communicably connected with a video recorder. The method includes: sending, by the controller, a recording instruction configured to control the video recorder to perform a video recording and an audio recording; sending, by the controller, a lens operation instruction configured to control a lens of the video recorder to perform an operation; reading, by the controller, an inverted noise signal associated with the operation receiving, by the controller, an audio recording signal generated by the video recorder when the video recorder performs the operation; and synthesizing, by the controller, the audio recording signal and the inverted noise signal to output a synthesized audio signal. |
| US11758284B2 |
Image processors and image processing methods
Image processor circuitry includes a memory storing a program of instructions, and processing circuitry configured to execute the program of instructions to receive input data from an image sensor and detect an operation mode of the image sensor based on the input data, provide configuration data determined in association with the operation mode of the image sensor, and process image data in the input data in accordance with the operation mode and the configuration data. |
| US11758282B2 |
Control apparatus, control method, and storage medium that determine the driving speed of each of the aperture diaphragms of a plurality of optical systems
A control apparatus provided in a lens apparatus controls a plurality of optical systems each including an aperture diaphragm which is variable in aperture diameter. A lens control unit sets driving amount information regarding the respective driving amounts of the aperture diaphragms, and sets driving speed of each of the aperture diaphragms based on the driving amount information. The lens control unit determines the driving speeds of the respective aperture diaphragms such that driving times of the aperture diaphragms of the plurality of optical systems match each other. |
| US11758278B2 |
Optical apparatus
According to an embodiment, an optical apparatus includes a lighting unit, an imaging unit, and a processor. The lighting unit emits illumination rays. The imaging unit includes: a wavelength selecting unit including first and second wavelength selection regions; and a sensor. The first wavelength selection region converts a first ray passing through the first wavelength selection region into a first selected ray. The second wavelength selection region converts a second ray passing through the second wavelength selection region into a second selected ray. The sensor can acquire color phase information indicating color phases of the first selected ray and the second selected ray. The processor estimates a ray direction of the first ray and a ray direction of the second ray based on the color phase information and a relative position of the wavelength selecting unit in the imaging unit. |
| US11758277B2 |
Method for determining semi-synchronous exposure parameters and electronic device
Disclosed are a method for determining semi-synchronous exposure parameters and an electronic device. The method in the embodiments of the present invention comprises: acquiring first exposure parameters corresponding to each lens; if it is determined that a preset EV limit value is not satisfied according to the first exposure parameters of each lens and adjacent lenses, respectively calculating exposure control parameters of each lens; calculating second exposure parameters corresponding to each lens according to the exposure control parameters of each lens and the first exposure parameters corresponding to each lens; if it is determined that the preset EV limit value is satisfied according to the second exposure parameters of each lens and adjacent lenses, determining the second exposure parameters corresponding to each lens to be semi-synchronized exposure parameters of each lens. |
| US11758274B2 |
Vehicular camera module
A vehicular camera module includes a main circuit board electrically connected with an imager circuit board via a flexible ribbon cable. Electronic circuitry disposed at a main PCB of the main circuit board includes an image processor. With the imager operated to capture image data, captured image data is provided via the flexible ribbon cable to the electronic circuitry disposed at the main PCB of the main circuit board. The electronic circuitry disposed at the main PCB of the main circuit board includes an electrical connector configured for electrical connection to a connector of a vehicular wire harness. Electrical components disposed at a first side of the main PCB of the main circuit board, electrical components disposed at a second side of the main PCB of the main circuit board, and the electrical connector are electrically operatively coupled together by conductive traces and vias of the main PCB. |
| US11758273B2 |
Camera device for generating an image of surroundings
A camera device having an enlarged or wide-angle field of view generates images of surroundings simultaneously using only one image capturing unit, such as an image sensor, for example. The camera device uses a diverting unit disposed upstream of the image capturing unit. The diverting unit includes so-called holographic optical elements which, based on their deflection structures, divert or deflect light so that the camera device can capture the wide-angle field of view, without generating imaging aberrations on the resulting image(s). The deflection structures are wavelength-selective and/or angle-selective. The total field of view is subdivided into individual angle-of-incidence regions by virtue of the properties of the deflection structures. |
| US11758266B2 |
Image system on chip, image capturing system including the same, and image capturing method
The present disclosure provides an image SoC, an image capturing system including the same, and an image capturing method. The SoC includes a memory and a controller. The controller is configured to: read process data stored in the memory; perform an image sensor initialized process to start an image sensor according to the process data and to control the image sensor to capture a first image; after performing the image sensor initialized process, perform a program loader to load an image processing program into a non-read only memory according to the process data; and perform the image processing program to receive the first image. |
| US11758265B2 |
Image processing method and mobile terminal
An image processing method, includes: detecting a first operation used to select a photographing mode; determining a current photographing mode based on the detected first operation; displaying a display interface used to select a field of view; detecting a second operation used to select options of at least two fields of view; determining at least two fields of view corresponding to the current photographing mode based on the detected second operation; detecting a third operation used for photographing; obtaining a plurality of images corresponding to the at least two fields of view based on the detected third operation; and synthesizing the plurality of images to form a first image, and displaying the first image. According to the image processing method provided in this application, requirements of a large field of view and fine details can be considered. |
| US11758258B2 |
Camera system of mobile device including geometry phase lens
A camera system of a mobile device includes: a sensor module disposed in a first body connected to a rotation member of the mobile device; and a lens module disposed in a second body connected to the rotation member. When the first body and the second body are rotated with respect to the rotation member to overlap each other, optical axes of the sensor module and the lens module correspond to each other and are operated as a common camera system, and the common camera system provides a first photographing mode and a second photographing mode with different viewing angles based on two focuses generated by a first geometry phase lens included in the lens module. |
| US11758254B2 |
Blade open-close device and imaging device
A blade open-close device includes a blade for which an open or closed state is easily viewable from outside. A blade open-close device includes a base having a base opening, and a cover covering the base and having a cover opening adjacent to the base opening in the base in Z-direction. The blade open-close device further includes a blade movable in X-direction in a blade chamber between the base and the cover and including a light emitter that emits light, and an actuator that moves the blade to a closing position to expose at least part of the light emitter in the blade through the cover opening and retracts the blade to an opening position to allow the cover opening and the base opening to communicate with each other. |
| US11758252B2 |
Image pickup module, image pickup apparatus, and electronic device
An image pickup module includes a first base body, a pixel portion, a first conductive pattern, a second base body, a second conductive pattern, and a conductor portion. The pixel portion is provided in the first base body and includes a plurality of pixels arranged in a first direction and a second direction. The first conductive pattern is provided in the first base body. The first base body is provided on the second base body. The second conductive pattern is provided in the second base body and electrically connected to the first conductive pattern via a first connection conductor portion and a second connection conductor portion. A loop structure including the first conductive pattern, the second conductive pattern, the first connection conductor portion, and the second connection conductor portion is formed as viewed in the first direction. The conductor portion is connected in parallel to the first conductive pattern. |
| US11758251B2 |
Camera module and vehicle camera
An embodiment of the present invention relates to a camera module comprising: a housing comprising a through hole; a lens module disposed in the through hole; a connector penetrating the housing and extending to an outside from an inside of the housing; a first substrate unit located inside the housing and having an image sensor mounted thereon; a second substrate unit disposed inside the housing and connected to the connector; and a flexible substrate for electrically connecting the first substrate and the second substrate unit, wherein the flexible substrate is coupled to a lower surface of the first substrate unit and a side surface of the second substrate. |
| US11758249B2 |
Electric shaver with imaging capability
System and method for improving the shaving experience by providing improved visibility of the skin shaving area. A digital camera is integrated with the electric shaver for close image capturing of shaving area, and displaying it on a display unit. The display unit can be integral part of the electric shaver casing, or housed in a separated device which receives the image via a communication channel. The communication channel can be wireless (using radio, audio or light) or wired, such as dedicated cabling or using powerline communication. A light source is used to better illuminate the shaving area. Video compression and digital image processing techniques are used for providing for improved shaving results. The wired communication medium can simultaneously be used also for carrying power from the electric shaver assembly to the display unit, or from the display unit to the electric shaver. |
| US11758244B2 |
Methods and systems for streaming media content on multiple devices
Methods and systems are presented herein for streaming of media content. The methods and systems include receiving a request to stream a media content item; accessing a profile of a user authorized to access the streaming service; determining whether a bonus stream in addition to a default number of streams should be granted based on an analysis of at least one of: a status of the streaming service, a status of the requesting media device, metadata of the media content item, a status of the communication system, the profile, and a status of the currently streaming media device. Related apparatuses, devices, techniques, and articles are also described. |
| US11758243B2 |
Automated generation of personalized content thumbnails
A system includes a computing platform including processing hardware and a memory storing software code, a trained machine learning (ML) model, and a content thumbnail generator. The processing hardware executes the software code to receive interaction data describing interactions by a user with content thumbnails, identify, using the interaction data, an affinity by the user for at least one content thumbnail feature, and determine, using the interaction data, a predetermined business rule, or both, content for promotion to the user. The software code further provides a prediction, using the trained ML model and based on the affinity by the user, of the desirability of each of multiple candidate thumbnails for the content to the user, generates, using the content thumbnail generator and based on the prediction, a thumbnail having features of one or more of the candidate thumbnails, and displays the thumbnail to promote the content to the user. |
| US11758242B2 |
Targeting television advertisements based on automatic optimization of demographic information
Systems and procedures which allow for the placement of advertisements in an optimized manner are presented. Systems may be provided which may be configured to optimize a media plan (either automatically or manually, or a combinations of both) using demographic vectors, and may display the optimization results in a quantifiable manner using terms and numbers. |
| US11758240B2 |
Integrated video and data system
A system for integrating video content and data provision includes an upstream signal path to process upstream data traffic received from a first transmission network for transmission to a second transmission network, and a downstream signal path to process downstream data traffic and downstream video traffic for transmission from the second transmission network to the first transmission network. The upstream signal path includes an analog-to-digital converter (ADC) and an upstream demodulator, and the downstream signal path includes an Ethernet processor, a digital-signal-processor (DSP) and a digital-to-analog converter (DAC). |
| US11758239B2 |
Reception apparatus, reception method, transmission apparatus, and transmission method
There is provided a reception apparatus including circuitry configured to receive region mapping information that includes at least one target region identifier and, for each of the at least one target region identifier, location information associated with the respective target region identifier. The circuitry is further configured to control filtering such that emergency information for a location associated with the reception apparatus is acquired based on the region mapping information. |
| US11758236B2 |
Control method for focus movement on EPG user interface, and display device
Disclosed are a control method for focus movement on an EPG user interface and a display device. The method includes: displaying a television broadcast program on a display screen; receiving an instruction for displaying an EPG user interface, and displaying the EPG user interface on the display screen in response to the instruction; and receiving an instruction for indicating the movement of a focus along a channel arrangement direction in the EPG user interface, and in response to the instruction, determining a new position to which the focus moves in a target television channel according to the position of a pre-selected reference broadcast program, so as to control the focus to move to a target broadcast program corresponding to the new position. |
| US11758235B2 |
Systems and methods for presenting user selected scenes
Systems and methods are described herein for presenting user selected scenes. A media guidance application may generate for display a listing for a media asset, wherein a play length of the media asset includes a non-selectable play length portion and a selectable play length portion. The media guidance application may generate for display a first scene option corresponding to a first scene and a second scene option corresponding to a second scene. The media guidance application may receive a user selection of the first or second scene option and incorporate the selected scene into the selectable play length portion of the media asset. The media guidance application may generate for display the media asset with the selected scene incorporated into the selectable play length portion. |
| US11758234B2 |
Systems and methods for creating an asynchronous social watching experience among users
Systems and methods are disclosed herein for creating a co-watching experience among audience members who are physically apart when watching the media asset. A media guidance application may monitor a sound of the first user. In response to the sound being detected during the monitoring, the media guidance application may determine whether the first user emitted the sound based on an occurrence in the video. In response to determining that the first user emitted the sound based on an occurrence in the video, the media guidance application may store the sound in connection with a timecode of the video corresponding to a time when the sound is detected. When the video is displayed to a second user, the sound of the first user may be played back based on the timecode of the video stored in connection with the sound. In this way, even if users are physically apart, or may watch a media asset at separate times, by sharing and playing back recorded vocal expression of a user, other users may perceive the vocal expression of the user to create a co-watching experience. |
| US11758232B2 |
Presentation and management of audio and visual content across devices
Systems, methods, and computer-readable media are disclosed for systems and methods of presentation and management of audio and visual content across devices. Example methods may include causing presentation of first audio content at a speaker device, causing presentation of a first audio notification indicative of visual content available for presentation, causing presentation of second audio content after the first audio notification, and sending first visual content to a first display device for presentation during presentation of the second audio content. |
| US11758231B2 |
System and method of real-time access to rules-related content in a training and support system for sports officiating within a mobile computing environment
A tool and associated data processing framework is disclosed for delivering supporting content to users, in response to voice-based and touch-based interactions with a mobile computing device, for sports officials and other authorities during training or while encountering situations where governing rules, policies, protocols or other procedures are applicable. The tool is accessible via one or more applications resident on mobile computing devices, and enables a real-time response to requests for information in an interpretation of a rule, or in an explanation of how to handle a particular a situation, that are communicated via such voice-based or touch-based interactions. The tool delivers audio and/or video files, a summarization or lay explanation representing the desired interpretation of the rule or the desired response to the situation, and an official version of the rule being interpreted, or an official response to the situation, via a user interface or other display on the mobile computing device. |
| US11758230B2 |
Augmented display from conversational monitoring
Systems and methods are provided for generating for display an indication of a segment of media content relevant to a voice communication. This may be accomplished by a media guidance application that monitors a voice communication between users. The media guidance application determines that a first user is describing media content. In response to determining that the first user is describing the media content, the media guidance application retrieves media asset viewing history of the first user. The media guidance application determines, based on metadata of each media asset in the media asset viewing history of the first user and the voice communication, a media asset that the first user is describing. The media guidance application determines, based on metadata of the media asset, a segment of the media asset that the first user is describing. The media guidance application generates, for display, an indication of the segment. |
| US11758228B2 |
Methods, systems, and media for modifying the presentation of video content on a user device based on a consumption of the user device
Methods, systems, and media for modifying the presentation of video content on a user device based on a consumption mode of the user device are provided. In some embodiments, a computer-implemented method comprises: receiving, from a user device, a request to present a video content item, wherein the video content item includes an audio portion; identifying a segment of the audio portion as including a particular type of audio content (e.g., silent content, music content, speech content, theatrical content, non-musical content, etc.); determining a consumption mode associated with the user device; generating a modified video content item based on the consumption mode associated with the user device by removing a portion of the video content item that corresponds to the segment of the audio portion identified as including the particular type of audio content; and causing the modified video content item to be presented on the user device. |
| US11758225B1 |
Enhanced cross-media channel deterministic and modeled presentation frequency limits
Devices, systems, and methods are provided for managing advertisement exposure. The method may include receiving, by a first device, from a second device, an audio fingerprint based on presentation of first media content using a first media channel at a first time; determining, using automatic content recognition, that the audio fingerprint represents a portion of a first advertisement; determining that the first advertisement was presented at a second time using a second media channel and the second device; determining that a first number of times that the first advertisement has been presented to the user exceeds a first threshold number and that a second number of times that the first advertisement has been presented to the user does not exceed a second threshold number; refraining from selecting the first advertisement at a third time; and selecting the first advertisement for presentation at a fourth time. |
| US11758222B2 |
Correlating playback information of video segments
Correlating information associated with playback of video segments is disclosed. Information associated with playback of a first video segment is obtained. Information associated with playback of a second video segment is obtained. The information associated with playback of the first video segment is correlated with the information associated with playback of the second video segment based at least in part on at least one of a client application identifier, a video session identifier, and a set of timestamps. Output is provided based at least in part on the correlating. |
| US11758221B2 |
Wireless communication connection system including mobile terminal and electronic device to perform wireless communication connection through mobile terminal
A wireless communication connection system enables an electronic device to perform Wi-Fi connection using a mobile terminal and to facilitate liking to the mobile terminal. The wireless communication connection system includes a mobile terminal connected to a wireless communication network, and an electronic device to perform, when receiving wireless communication connection information from the mobile terminal, the wireless communication connection based on the received wireless communication connection information. The electronic device displays an authentication manner, receives the wireless communication connection information from the mobile terminal when the mobile terminal is authenticated in the authentication manner, and is connected to a wireless communication network the same as the wireless communication network connected to the mobile terminal. |
| US11758220B2 |
Dynamic replacement of objectionable content in linear content streams
A method and system for controlling whether to have a content-presentation device dynamically replace a modifiable content segment, such as a replaceable ad, that is upcoming on a channel being received by the content-presentation device. An example method includes a computing system determining, based on objectionable-content data established from user input and/or channel-changing history, whether the modifiable content segment is objectionable as to the content-presentation device. And the example method then includes, based at least on the determination of whether the determined modifiable content segment is objectionable as to the content-presentation device, the computing system controlling whether to have the content-presentation device dynamically replace the modifiable content segment with a replacement content segment. |
| US11758219B2 |
Systems and methods for facilitating setting of television program series recording priority ranking
Systems and methods for facilitating setting of television program series recording priority ranking include functionality that monitors television series program viewing habits of a user for a plurality of different television program series. The system then changes television program series recording priority rankings to resolve recording conflicts based on the monitoring of the television series program viewing habits. In some embodiments, the system first sends a notification to the user of an option to upgrade a recording priority ranking. Additionally, the system may record television program episodes whose recordings were skipped due to them having a lower recording priority ranking. The system may record such skipped television program episodes during the next time slot in which a skipped episode is rebroadcast and does not conflict with a higher priority broadcast. |
| US11758215B2 |
Dynamic context-based video streaming overlay generation
Disclosed are some implementations of systems, apparatus, methods and computer program products for customizing and dynamically generating overlay graphical user interfaces (GUIs) within the context of a video streaming environment. |
| US11758212B2 |
Aggregation and presentation of video content items with feed item customization
A video aggregation system for providing a user personalized video content from videos available on the Internet generates a selective feed by combining a first feed and a second feed. The video aggregation system receives a search request from an Internet service and transmits a search reply containing a separately resolvable link to a video content object from the selective feed. |
| US11758206B1 |
Encoding media content for playback compatibility
Methods and apparatus are described for encoding and delivering secondary content (e.g., advertisements) for insertion in primary content (e.g., live events, movies, and television shows). Secondary content is encoded such that the duration of any audio component of the secondary content is equal to or longer than the video component duration. When the secondary content is inserted, the overall duration of the inserted content is specified to be equal to the video component duration. |
| US11758205B2 |
Broadcasting signal transmitting device, broadcasting signal receiving device, broadcasting signal transmitting method, and broadcasting signal receiving method
A method of processing data in a digital receiving apparatus, the method including receiving a broadcast signal including low level signaling data, wherein the low level signaling data is carried via a specific data pipe (DP), wherein the low level signaling data includes service category information, the service category information is used to identify an AV service, an audio only service or an ESG (electronic service guide) service, wherein the low level signaling data is used to provide bootstrap information that allows the receiving apparatus to discover at least one service layer signaling information, wherein the bootstrap information includes URL data for a first service layer signaling information when the first service layer signaling information is transmitted via a broadband network, and wherein the bootstrap information includes a destination user datagram protocol (UDP) port number and a destination internet protocol (IP) address for a second service layer signaling information when the second service layer signaling information is transmitted via a broadcast network; and parsing the low level signaling data included in the broadcast signal, wherein the low level signaling data is parsed, and then the first service layer signaling information or the second service layer signaling information is processed. |
| US11758203B2 |
Adaptive bitrate video cache
Devices, computer-readable media, and methods for making a cache admission decision regarding a video chunk are described. For instance, a processing system including at least one processor may obtain a request for a first chunk of a first video, determine that the first chunk is not stored in a cache, and apply, in response to the determining that the first chunk is not stored in the cache, a classifier to predict whether the first chunk will be re-requested within a time horizon, where the classifier is trained in accordance with a set of features associated with a plurality of chunks of a plurality of videos. When it is predicted via the classifier that the first chunk will be re-requested within the time horizon, the processing system may store the first chunk in the cache. |
| US11758199B2 |
Grouped zones in a system with multiple media playback protocols
A first networked device may perform operations including receiving, from a media source device, a media stream. The first networked device may be configured to use a first media playback protocol and the media source device may be configured to use a second media playback protocol. The first media playback protocol and the second media playback protocol may be incompatible. Operations may further include transmitting, to a second networked device, the media stream. The first networked device and second networked device are configured to operate in a bonded zone. |
| US11758196B2 |
Downsampling filter type for chroma blending mask generation
An example method of video processing includes performing a conversion between a block of a chroma component of a video and a bitstream representation of the video using a partitioning mode coding tool in which a final prediction of the chroma block is determined by blending predictions of the chroma block using weights that are based on the partitions. During the conversion, the weights are determined based on a type of chroma sample locations in the chroma component of the block. |
| US11758195B2 |
Dependency information signaling in coded video
Systems, methods and apparatus for storing or parsing a visual media file according a file format include performing a conversion between a visual media data and a visual media file that stores a bitstream of the visual media data according to a format rule. The visual media file stores one or more tracks comprising one or more video layers. The format rule specifies that whether a first set of syntax elements indicative of layer dependency information is stored in the visual media file is dependent on whether a second syntax element indicating that all layers in the visual media file are independent has a value 1. |
| US11758191B2 |
Method and apparatus of encoding/decoding image data based on tree structure-based block division
Disclosed are methods and apparatuses for image data encoding/decoding. A method of decoding an image includes receiving a bitstream in which the image is encoded; obtaining index information for specifying a block division type of a current block in the image; and determining the block division type of the current block from a candidate group pre-defined in the decoding apparatus. The candidate group includes a plurality of candidate division types, including at least one of a non-division, a first quad-division, a second quad-division, a binary-division or a triple-division. The method also includes dividing the current block into a plurality of sub-blocks; and decoding each of the sub-blocks with reference to syntax information obtained from the bitstream. |
| US11758190B2 |
Method and apparatus of encoding/decoding image data based on tree structure-based block division
Disclosed are methods and apparatuses for image data encoding/decoding. A method of decoding an image includes receiving a bitstream in which the image is encoded; obtaining index information for specifying a block division type of a current block in the image; and determining the block division type of the current block from a candidate group pre-defined in the decoding apparatus. The candidate group includes a plurality of candidate division types, including at least one of a non-division, a first quad-division, a second quad-division, a binary-division or a triple-division. The method also includes dividing the current block into a plurality of sub-blocks; and decoding each of the sub-blocks with reference to syntax information obtained from the bitstream. |
| US11758187B2 |
Methods, devices and stream for encoding and decoding volumetric video
A sequence of point clouds is encoded as a video by an encoder and transmitted to a decoder which retrieves the sequence of point clouds. Visible points of a point cloud are iteratively projected on projection maps according to at least two centers of projection, to determine a patch data item lists. One of the centers of projection is selected and corresponding image patches are generated and packed into a picture. Pictures and associated patch data item list are encoded in a stream. The decoding method decodes pictures and associated patch data item lists. Pixels of image patches comprised in pictures are un-projected according to data stored in associated patches. The methods have the advantage of encoding every point of point clouds in a manner avoiding artifacts and allowing decoding at video frame rate. |
| US11758186B2 |
Chroma mode video coding
A method, system, and non-transitory computer readable medium is provided for decoding video data. Video data comprising a chroma component having a first nominal angle and first delta angles and a luma component having a second nominal angle and second delta angles is received, wherein the first delta angles are dependent on the second delta angles. The first delta angle values corresponding to the first delta angles are parsed or derived based at least on second delta values corresponding to the second delta angles, wherein the first delta angle values are derived from one or more nominal angles associated with one or more sample positions corresponding to one or more luma blocks. A prediction mode associated with the chroma component based on a nominal mode of a corresponding luma block is entropy-coded. The video data is decoded based on the first delta angle values corresponding to the first delta angles. |
| US11758185B2 |
Encoder, decoder, encoding method, and decoding method
An encoder includes circuitry and memory. The circuitry, using the memory: prohibits a first splitting method when arrangement and shapes of blocks obtained by splitting a first block multiple times by the first splitting method are identical to arrangement and shapes of blocks obtained by splitting the first block multiple times by a second splitting method different from the first splitting method, and when scan order of the blocks obtained by the first splitting method is identical to scan order of the blocks obtained by the second splitting method; and encodes the first block. |
| US11758179B2 |
Image encoding method, image encoding device, image decoding method, and image decoding device
For the purpose of providing an image encoding technique for reducing the amount of codes, in inter prediction in which motion search is performed by using a block obtained by dividing an input image and a reference image, the motion vector of the block is predicted by selecting from the motion vectors of the surrounding blocks. Further, in the method of calculating a differential vector and then performing encoding, the number or positions of candidate blocks from which a prediction vector is selected are changed block by block or frame by frame and thereby adaptive and efficient video image compression is performed. |
| US11758178B2 |
Method for compressing motion vector and apparatus therefor
An image decoding method performed by a decoding device according to the present document comprises the steps of: deriving a temporary reference motion vector regarding a current block on the basis of a temporal periphery block included in a reference picture of a current picture including the current block; deriving a binary code indicating a reference motion vector by applying a shifting operation to a binary code indicating the temporary reference motion vector; storing information regarding the binary code indicating the reference motion vector; deriving a motion vector regarding the current block on the basis of the reference motion vector; deriving a predicted block regarding the current block on the basis of the motion vector regarding the current block; and generating a restored picture regarding the current picture on the basis of the predicted block regarding the current block. |
| US11758174B2 |
Moving picture coding method, moving picture decoding method, moving picture coding apparatus, moving picture decoding apparatus, and moving picture coding and decoding apparatus
A moving picture coding method includes (i) transforming, for each of one or more second processing units included in the first processing unit, a moving picture signal in a spatial domain into a frequency domain coefficient and quantizing the frequency domain coefficient, and (ii) performing arithmetic coding on a luminance CBF flag indicating whether or not a quantized coefficient is included in the second processing unit in which transform and quantization are performed, wherein, in the arithmetic coding, a probability table for use in arithmetic coding is determined according to whether or not the size of the first processing unit is identical to the size of the second processing unit and whether or not the second processing unit has a predetermined maximum size. |
| US11758172B2 |
Image encoding/decoding method and device for signaling information related to sub picture and picture header, and method for transmitting bitstream
Disclosed herein are an image encoding and decoding method and apparatus for signaling information on a subpicture and picture header, and a method of transmitting a bitstream. The image decoding method according to the present disclosure may include acquiring a first flag specifying whether information on a subpicture is present in a bitstream, acquiring a second flag specifying whether picture header information is present in a slice header, and decoding the bitstream based on the first flag and the second flag. When the first flag specifies that the information on the subpicture is present in the bitstream, the second flag may have a value specifying that the picture header information is not present in the slice header. |
| US11758165B2 |
Method for identification of random access point and picture types
An approach for reconstructing a current Network Abstraction Layer (NAL) unit for video decoding using at least one processor includes determining the current NAL unit to be an Intra Random Access Picture (IRAP) NAL unit; determining whether a previous NAL unit decoded immediately before the current NAL unit indicates an end of a coded video sequence (CVS); based on determining that the previous NAL unit indicates the end of the CVS, decoding the current NAL unit as one from among an Instantaneous Decoder Refresh (IDR) NAL unit or a Broken Link Access (BLA) NAL unit; and based on determining that the previous NAL unit does not indicate the end of the CVS, decoding the current NAL unit as a Clean Random Access (CRA) NAL unit, and reconstructing the decoded current NAL unit. |
| US11758160B2 |
Transmission device, transmission method, reception device, and reception method
An image data of pictures constituting moving image data is encoded to generate an encoded video stream. In this case, the image data of the pictures constituting the moving image data is classified into a plurality of levels and encoded to generate a video stream having the image data of the pictures at the respective levels. Hierarchical composition is equalized between a low-level side and a high-level side, and corresponding pictures on the low-level side and the high-level side are combined into one set and are sequentially encoded. This allows a reception side to decode the encoded image data of the pictures on the low-level side and the high-level side with a smaller buffer size and a reduced decoding delay. |
| US11758155B2 |
Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus
An image decoding method of decoding, on a block-by-block basis, image data included in a coded stream includes: deriving candidates for an intra prediction mode to be used for intra prediction for a decoding target block, the number of the candidates constantly being a plural number; obtaining, from the coded stream, an index for identifying one of the derived candidates for the intra prediction mode; and determining, based on the obtained index, one of the derived candidates for the intra prediction mode as the intra prediction mode to be used for intra prediction for the decoding target block. |
| US11758145B2 |
Overlapped block motion compensation using temporal neighbors
Devices, systems and methods for digital video coding, which includes an overlapped block motion compensation (OBMC) process based on temporal neighbors, are described. An exemplary method for video processing includes generating, based on a weighted sum of at least two temporary prediction blocks, a prediction block for a current video block, a first of the at least two temporary prediction blocks being based on a first motion information associated with the current video block, a second of the at least two temporary prediction blocks being based on a second motion information associated with at least one neighboring block of the current video block, and the at least one neighboring block including a temporally neighboring block, and performing, based on the prediction block, a conversion between the current video block and a bitstream representation of the current video block. |
| US11758143B2 |
Motion vector handling in geometry partition mode
A method of video processing is described. The method includes performing a conversion between a current video block of a video and a bitstream representation of the video, wherein, during the conversion, a prediction of the current video block is determined as a weighted sum of two or more predictions of the current video block, and a motion vector storing process for the current video block is determined according to a rule, wherein the current video block uses a partitioning prediction mode that is a first mode which is based on multiple first partitioning schemes or a second mode which is based on multiple second partitioning schemes, and wherein the rule specifies that a process used for determining which motion vector and how many motion vectors are stored is same for the first mode or the second mode. |
| US11758140B2 |
Arithmetic decoding device, image decoding apparatus, arithmetic coding device, and image coding apparatus
There is provided a terminal device capable of efficiently performing communication in a communication system in which a base station device and the terminal device communicate with each other. The terminal device that communicates with the base station device by using a plurality of aggregated cells recognizes that a serving cell is stopped in a first state, recognizes that the serving cell is started in a second state, and switches from the first state to the second state based on a received PDCCH. |
| US11758134B2 |
Picture partitioning method and apparatus
A picture partitioning method and apparatus are described. The method includes determining a split mode of a current node, where the current node includes a luma block and a chroma block. The method further includes determining, based on the split mode of the current node and a size of the current node, that the chroma block of the current node is not further split. In accordance with the chroma block of the current node not being further split, the method includes splitting the luma block of the current node based on the split mode of the current node. In accordance with the chroma block of the current node not being further split, the method may be used to split only the luma block of the current node, thereby improving encoding and decoding efficiency, reducing a maximum throughput of a codec, and facilitating implementation of the codec. |
| US11758127B2 |
Intra-picture prediction using non-adjacent reference lines of sample values
Innovations in intra-picture prediction with multiple candidate reference lines available are described herein. For example, intra-picture prediction for a current block uses a non-adjacent reference line of sample values to predict the sample values of the current block. This can improve the effectiveness of the intra-picture prediction when the reference line of sample values that is adjacent the current block includes significant capture noise, significant quantization error, or significantly different values (compared to the current block) due to an occlusion. Innovations described herein include, but are not limited to, the following: intra-picture prediction with multiple candidate reference lines available; encoding/decoding of reference line indices using prediction; filtering of reference sample values; residue compensation; weighted prediction; mode-dependent padding to replace unavailable reference sample values; using in-loop-filtered reference sample values; encoder-side decisions for selecting reference lines; and post-filtering of predicted sample values. |
| US11758126B2 |
Subpicture dependent signaling in video bitstreams
A method of video processing includes performing a conversion between a video unit of a video and a coded representation of the video using at least a video picture. Only one of a sub-picture coding mode or a resolution-changing coding mode is enabled for the video unit. The sub-picture coding mode is a mode in which the video picture is divided into multiple sub-pictures, and the resolution-changing coding mode is a mode in which a resolution of the video picture is adjusted during the conversion. |
| US11758125B2 |
Device and method for processing video signal by using inter prediction
A video signal processing method comprises obtaining a merge subblock index for a current block for which a parameter for subblock-based inter prediction is derived from a surrounding block; obtaining control point motion vectors for control points of the current block, based on the merge subblock index, the merge subblock index being related to one candidate in a subblock-based merge candidate list; applying one or more offsets to the control point motion vectors, based on a merge with motion vector direction index for refining the control point motion vectors; determining a motion vector for each subblock based on the respective positions of the subblocks in the current block and the control point motion vectors to which the one or more offsets have been applied; and generating prediction samples for the current block based on a reference picture related to the subblock merge index and the motion vectors for each subblock. |
| US11758123B2 |
Reference picture management in video coding
A method of decoding a coded video bitstream is provided. The method includes obtaining a first reference picture list structure and a second reference picture list structure represented in the coded video bitstream; deriving, based on the first reference picture list structure and the second reference picture list structure, a first reference picture list of a current slice and a second reference picture list of the current slice, wherein the current slice comprises an intra (I) slice or a uni-predictive (P) slice; and obtaining at least one reconstructed block of the current slice following derivation of the first reference picture list and the second reference picture list. |
| US11758119B2 |
Low cost HUD using stereo and head tracking
A system for displaying a stereo image is disclosed. The system includes a stereoscopic head up display (HUD) that includes a combiner and a display configured to display a stereo image. The system further includes either a head tracking sensor or an eye tracking sensor configured to generate a tracking dataset. The system further includes a processor and a memory with instructions that cause the processor to receive the tracking dataset, generate a distortion map based on the tracking dataset and a distortion function, receive a media stereo image, generate a stereo signal based on the distortion map and the media stereo image, and transmit the stereo signal to the display. The system is capable of conveying an image to an operator in the absence of a relay lens. |
| US11758118B2 |
Stereoscopic display system
A control system is configured to acquire an image captured by an imaging device, and display a stereoscopic image on a display apparatus based on a position of an observer detected in a predetermined tracking area in the acquired image. The tracking area is a part of an area in which an observer is trackable and the tracking area includes a stereoscopic viewing zone in which a stereo image can be recognized from the stereoscopic image. The control system is further configured to display a stereoscopic image for a predetermined time based on a position at which the observer is detected last after the detected observer has become untrackable in the tracking area, and display a stereoscopic image suitable for a predetermined position in the stereoscopic viewing zone in a case where no observer is detected in the tracking area over the predetermined time. |
| US11758117B2 |
Method for controlling projection of projection module, projection system, and storage medium
Embodiments of the present disclosure propose a method for controlling projection of a projection module, a projection system and a storage medium. The method for controlling projection of the projection module includes: obtaining a projection environment where the projection module is located, and determining a position of a target person according to the projection environment; and planning the best projection position in the projection environment according to the projection environment and the position of the target person. The best projection position in the projection environment is planned according to the position of the target person, so that the projection picture projected by the projection module can be adaptively changed along the position of the target person to fit with the current status of the target person to improve the perception experience of the user. |
| US11758115B2 |
Method for the user-specific calibration of a display apparatus, wearable on the head of a user, for an augmented presentation
A method is provided for the user-specific calibration of a display apparatus, wearable on the head of a user, for an augmented presentation, wherein A), in a basic calibration step, the position of the at least one eye is ascertained relative to the display apparatus in all three spatial directions in the state where the display apparatus is worn on the head of the user and said position is saved in the display apparatus as adjustment data in such a way that an image generating module of the display apparatus generates the image taking account of the adjustment data. |
| US11758114B2 |
Virtual 3D display
A virtual 3D display for a motor vehicle includes a substrate and a flexible display positioned on the substrate. The flexible display has two foldable sections and a main section. The main section provides a shared viewing area and each of the foldable sections provides a first and a second independent viewing area. |
| US11758105B2 |
Immersive video system and method based on gaze vector information
A system and method for providing immersive video based on gaze vector information. A gaze vector is obtained from a client device operating to display an immersive video asset to a user, wherein each video frame comprises an array of tiles projected on a 3-dimensional (3D) display environment viewed by the user in which the user is immersed, the gaze vector defining a gaze direction in the 3D display environment where the user is viewing (i.e., a viewport) at any particular time. Angular separations between the viewport and remaining portions of the video frame are used in selecting different video qualities of the immersive video asset such that the viewport comprises a higher video quality than the remaining portions when displayed by the client device. |
| US11758098B2 |
Synchronization circuit for oscillating mirror and laser
A control system includes a mirror controller generating horizontal and vertical mirror synchronization signals for a mirror based upon a mirror clock signal. Laser modulation circuitry generates horizontal and vertical laser synchronization signals as a function of first and second laser clock signals and generates control signals for a laser that emits a laser beam that impinges on the mirror. First synchronization circuitry receives the horizontal mirror synchronization signal and the horizontal laser synchronization signal, and modifies generation of the first laser clock signal to achieve alignment between the horizontal mirror synchronization signal and horizontal laser synchronization signal. Second synchronization circuitry receives the vertical mirror synchronization signal and the vertical laser synchronization signal, and modifies generation of the second laser clock signal to achieve alignment between the vertical mirror synchronization signal and vertical laser synchronization signal. |
| US11758095B2 |
System for providing shared contents service using remote controlling of shared autonomous device
A system for providing a shared contents service using remote controlling of a shared autonomous device, includes: at least one shared autonomous device unit having driving, shooting, sensing and communication functions via an Internet communication network; a license transaction unit selling a license for the shared autonomous device unit, and delegating the sold license to a purchaser; a system connection unit processing the system connection of a license purchaser communication terminal by using the license delegated through the license transaction unit; a remote control unit receiving a control instruction signal of the shared autonomous device unit from the license purchaser communication terminal remotely connected through the system connection unit, and instructing to execute autonomous driving of the shared autonomous device unit according to the received control instruction signal; and a contents information providing unit providing, to a corresponding license purchaser, contents information acquired from the shared autonomous device unit. |
| US11758093B2 |
System and method for over the air delivery of traffic enforcement camera location data to vehicles and improved updating of traffic enforcement camera location data using satellite digital audio radio services
An enhanced broadcast data service with reports locations of traffic enforcement camera locations (e.g., red light cameras and speed cameras) to users. Traffic enforcement camera information is aggregated, verified (e.g., particularly as to traffic enforcement camera type) and stored (e.g., at a server). A broadcast signal comprising program channels and at least one data channel having traffic enforcement camera information is transmitted to a plurality of receivers. Receivers store at least a subset of the traffic enforcement camera information available from the server and synchronize to it using periodic transmitted updates. Receivers compare receiver location data with stored camera location data, and display or generate audible alerts when the receiver is within a selected geographic range of a traffic enforcement camera. Alerts can be filtered as to camera type. A alerts can employ different color camera icons superimposed on a screen map depending on camera type or whether the camera is newly added. |
| US11758089B2 |
Video communications apparatus and method
Provided are apparatuses and associated methods for video communications and related features. In one embodiment, a big-screen video communications apparatus is provided that includes a projector and speaker for projecting received images and sounds and includes a camera and microphone for capturing images and sounds for transmission. |
| US11758087B2 |
Multimedia conference data processing method and apparatus, and electronic device
Provided are a data processing method for a multimedia conference, a data processing apparatus for a multimedia conference, and an electronic device. The method includes: receiving a multimedia data stream sent by a conference participant user of the multimedia conference; generating, according to a received recording instruction for the multimedia conference, storage data of the multimedia conference based on the multimedia data stream sent by the conference participant user; and storing the storage data in cloud. |
| US11758085B2 |
Video signal mixing device configured so as to interface a display computer and a head-up display of an aircraft
A mixing device for mixing a first video signal and a second video signal to form a third video signal, the device comprising electronic circuits configured such that the third video signal is representative of the first video signal when the amplitude of a control signal is lower than a first predetermined threshold, such that the third video signal is representative of the second video signal when the amplitude of the control signal is greater than a second predetermined threshold, or else such that the third video signal is representative of a combination of the first and second video signals when the amplitude of the control signal lies between the two predetermined thresholds or is equal to one of them. A mixing method is performed by the abovementioned mixing device. |
| US11758084B2 |
Systems and methods for generating panoramic visual content
An image or a video may include a spherical capture of a scene. A punchout of the image or the video may be generated by placement of a viewing window at a center of a two-dimensional plane onto which the image or the video is mapped. The punchout of the image or the video may provide a panoramic view of the scene. |
| US11758082B2 |
System for automatic video reframing
Systems and methods provide reframing operations in a smart editing system that may generate a focal point within a mask of an object for each frame of a video segment and perform editing effects on the frames of the video segment to quickly provide users with natural video editing effects. A reframing engine may processes video clips using a segmentation and hotspot module to determine a salient region of an object, generate a mask of the object, and track the trajectory of an object in the video clips. The reframing engine may then receive reframing parameters from a crop suggestion module and a user interface. Based on the determined trajectory of an object in a video clip and reframing parameters, the reframing engine may use reframing logic to produce temporally consistent reframing effects relative to an object for the video clip. |
| US11758081B2 |
Server and method for displaying 3D tour comparison
The described technology is a technique related to a system and method for displaying 3D tour comparisons. The method for displaying a 3D tour comparison including setting each reference point for first and second tours that are different from each other, and setting coordinate values for a plurality of image photographing points included in the first and second tours, respectively, in the first tour, setting a first point that is one of the plurality of image photographing points included in the first tour, in the second tour, selecting a second point closest to the coordinate value of the first point out of the plurality of image photographing points included in the second tour, and displaying an image related to the first point on a part of a split-screen of a split-screen, and displaying an image related to the second point on at least a part of the rest of the split-screen of the split-screen. |
| US11758075B2 |
Frame rate synchronization
A display system arranged to receive a video stream of frames for display. The frame rate of the video stream is defined by a first clock signal comprising a plurality of first clock reset signals (between frames). A subframe rate of the display system is defined by a second clock signal comprising a plurality of second clock reset signals (between subframes). The second clock reset signals define n subframes for each frame of the video stream. That is, the subframe rate of the display system is n times faster than the frame rate of the video stream. The display system is arranged so that duration of every nth second clock reset signal is different to the duration of the other second clock reset signals such that synchronization between frames of the video stream and subframes of the display device is maintained. |
| US11758074B2 |
Color uniformity compensation mechanism
A system is disclosed. The system includes at least one physical memory device to store calibration logic and one or more processors coupled with the at least one physical memory device to execute the calibration logic to receive an image having a blended input color comprising a first primary color value and a second primary color value, generate blend weights for the blended input color based on the first primary color value and the second primary color value, receive a plurality of transfer functions corresponding to each of the first primary color value and the second primary color values and apply the blend weights and the plurality of transfer functions to the first primary color value and the second primary color value to generate a uniformity corrected first primary color value and a uniformity corrected second primary color value associated with the blended input color. |
| US11758072B2 |
Driver assistance system, driver assisting method, and non-transitory storage medium
A driver assistance system has a periphery monitoring device, a drive recorder, and an illuminance detecting section. The periphery monitoring device includes an imaging section that is mounted at a vehicle and captures images of a vehicle periphery, a memory, a processor that is coupled to the memory and that serves as a color tone correction processing section that corrects color tone of an image captured by the imaging section, and a display portion that displays an image having color tone that has been corrected by the color tone correction processing section. The drive recorder includes the imaging section, the memory, the processor that serves as the color tone correction processing section, and a recording section that records an image having color tone that has been corrected by the color tone correction processing section. The processor is configured so as to, in case in which an illuminance that is detected by the illuminance detecting section at a time of imaging by the imaging section is less than a predetermined reference value, correct color tone of an image captured by the imaging section such that color tone correction that is executed for recording in the recording section is color tone correction that is dark as compared with color tone correction that is executed for display at the display portion, and, in a case in which the illuminance that is detected by the illuminance detecting section at the time of imaging by the imaging section is greater than or equal to the predetermined reference value, correct the color tone of the image captured by the imaging section such that color tone correction that is executed for recording in the recording section is color tone correction that is bright as compared with color tone correction that is executed for display at the display portion. |
| US11758071B1 |
Identification and removal of noise from documents
Novel tools and techniques are provided for implementing identification and removal of noise from documents, and, more particularly, to methods, systems, and apparatuses for implementing identification and removal of noise from financial documents using one or more machine learning algorithms. In various embodiments, computing system might receive a document. The computing system might detect, using one or more machine learning algorithms, that noise exists in the document. Based on the detection that noise exists in the document, the computing system might remove the noise from the document. Once the noise is removed from the document, the computing system might generate a copy of the document with the noise removed while retaining important or useful information contained in the document. |
| US11758070B2 |
Operating an image forming apparatus with a visible code
An image forming apparatus 1 (a) displays a visible code in which network identification information of the image forming apparatus 1 is encoded and a function code corresponding to a function of the image forming apparatus 1, (b) transmits function designation screen data to the portable terminal device 2 connected by using the network identification information, (c) receives a function code input to a function designation screen based on the function designation screen data from the portable terminal device 2 via a network, (d) determines whether the received function code matches the displayed function code or not, (e1) transmits operation screen data corresponding to the function code to the portable terminal device 2 via the network when both match, and (e2) does not transmit operation screen data to the portable terminal device 2 when both do not match. |
| US11758069B2 |
Systems and methods for identifying non-compliant images using neural network architectures
Systems and methods including one or more processors and one or more non-transitory storage devices storing computing instructions configured to run on the one or more processors and perform: receiving images at an electronic platform; generating, using a fingerprinting network associated with a neural network architecture, feature embeddings corresponding to the images; generating, using the fingerprinting network, codes based on the feature embeddings; storing the codes in one or more databases; receiving, using a search component associated with the electronic platform, a non-compliant image comprising non-compliant content; and searching the codes in the one or more databases to identify one or more of the images that include non-compliant content similar to, or the same as, the non-compliant content included in the non-compliant image. Other embodiments are disclosed herein. |
| US11758067B2 |
Document feeder using single motor and image reading apparatus including the same
An image reading apparatus includes an image sensor, a document feeder, and a processor. The document feeder includes a first driving device, a second driving device, a third driving device, a first sensor, and a second sensor. The first driving device includes a pick-up member to move documents from a tray to a document conveying path using a driving force through a first clutch. The second driving device is to move the tray with the documents to a side of the pick-up member using a driving force through a second clutch. The third driving device to move the documents along the document conveying path onto the image sensor using the driving force of the motor. The first and second sensors detect the documents on the document conveying path. The processor controls an operation of the first clutch based on the signals of the first and second sensors. |
| US11758064B2 |
Reading device and image forming apparatus
A reading device includes a carriage movable in a sub-scanning direction, an optical sensor mounted on the carriage, the optical sensor being configured to scan an object placed on a contact glass, a reference scale used as a reference when a dimension of the object is computed based on an image obtained as the optical sensor scans the object, a flat gauge to be scanned by the optical sensor to calculate a corrective value used to correct the image obtained by the optical sensor, and circuitry to calculate the corrective value based on a scanned image including the reference scale and the flat gauge obtained by the optical sensor, and correct, based on the corrective value, a measurement image including an image of the object and an image of the reference scale obtained by the optical sensor and compute the dimension of the object based on the corrected measurement image. |
| US11758059B2 |
System and method for ordering a print product including a digital image utilizing augmented reality
A method for providing a custom print product comprises displaying a video that includes an exhibited physical product; comparing feature or attribute data associated with the exhibited product with a feature or attribute associated with the available product; displaying a digital overlay in the video and in association with the displayed exhibited product if the displayed exhibited product corresponds to the available product; allowing for the selection of the digital overlay and then a digital image, wherein the selected digital image is not representative of the displayed exhibited physical product, and wherein the selected digital image is configured to be disposed on a selected physical product representative of the displayed exhibited physical product associated with the selected digital overlay to provide the customized print product. |
| US11758057B2 |
Method for dimensioning a PCRF module of a communication system
Dimensioning a policy and charging rules function (PCRF) of a communication system comprises: determining a number of processing nodes of the PCRF at a time; determining a first transaction parameter indicating a number of transactions per second exchanged by the nodes at the time; determining a load parameter indicating processing load of the nodes at the time; based on the first transaction parameter, the load parameter, the number of nodes, and allowable processing load that the nodes are set, determining a second transaction parameter indicating a number of transactions per second expected for exchange at the time by the nodes set at the allowable processing load; forecasting the first and second transaction parameters for a following time thereby obtaining forecasted first and second transaction parameters; and determining a number of nodes required at the following time according to the forecasted first and second transaction parameters. |
| US11758053B2 |
Method and system for managing routing across multiple networks with separate routing masters
Novel tools and techniques are provided for implementing management of routing across multiple voice or data networks with separate routing masters. In various embodiments, in response to receiving a request to establish a call between a calling party in a first network and a called party in a second network, a computing system might receive a first set of network information from a first routing database(s) that is operated by a first service provider and a second set of network information from a second routing database(s) that is operated by a second service provider separate from the first service provider; might analyze the received first and second sets of network information to generate a unified routing model for optimizing routing of the call through the first and second networks; and might establish the call through a selected optimized route based on the generated unified routing model. |
| US11758048B2 |
Performance metric recommendations for handling multi-party electronic communications
Provided herein are methods, systems, computing devices, and/or computing entities for generating a performance metric recommendation by generating an agent group data object for an agent profile; generating an agent assessment data object for the agent profile; generating an inferred performance gap data object for the agent profile; and generating the performance metric recommendation based at least in part on the inferred performance gap data object. |
| US11758046B1 |
AI assistant for interacting with customers across multiple communication modes
A system and method for assisting with interactions between agents and customers using an artificially intelligent assistant is disclosed. The artificially intelligent assistant monitors interactions between agents and customers and identifies assistive actions to be taken that increase efficiency of the interaction as well as customer satisfaction. The artificially intelligent agent can also identify new communication modes appropriate for assistive actions, allowing agents to seamlessly communicate with customers over a wide range of different communication modes, such as phone calls, texts, emails and other messaging applications. |
| US11758043B2 |
Identifying caller details for promotional voice communication
Origin information for promotional calls is provided by recording caller numbers for parties making the promotional calls; and receiving subscriber numbers for receiving the promotional calls. The subscribers numbers are stored in a database that also includes approved content for the promotional calls to be received by the subscriber. Caller numbers and approved content are matched for the subscriber with a call scrubber including a disturbed ledger. The distributed ledger recording a caller designation attached to the caller numbers indicative of a type for the promotional call. A promotional call is received by the subscriber. The caller identification for the subscriber indicates both the caller numbers and the caller designation that is indicative of the type for the promotional call. |
| US11758036B2 |
System and apparatus for mitigating of bad posture and property loss through computer-assisted appliance
A wireless, programmable system, including one or more sensors devices, a controller device, and a wireless communication link that operationally connects the sensor device to the controller device(s). The system may alert when a sensor device and controller device exceed a predetermined threshold of distance and/or time. Controller device(s) may also be, or in addition to, a handheld computer device, such as a smartphone. In some other embodiments, the system may be used to detect body positions and/or train a user to achieve desired postures. |
| US11758028B2 |
Alternate protocol negotiation in a high performance interconnect
A port of a computing device is to communicate with another device over a link, the port including physical layer logic of a first protocol, link layer logic of each of a plurality of different protocols, and protocol negotiation logic to determine which of the plurality of different protocols to apply on the link. The protocol negotiation logic is to send and receive ordered sets in a configuration state of a link training state machine of the first protocol, where the ordered sets include an identifier of a particular one of the plurality of different protocols. The protocol negotiation logic is to determine from the ordered sets that a link layer of the particular protocol is to be applied on the link. |
| US11758026B2 |
Virtual device systems and methods
A system comprising a gateway at a premises and configured to communicate with a premises device including a proprietary communication protocol different from a protocol of the gateway. The system includes a bridge server coupled to the gateway and to a device server. The device server corresponds to the premises device. An integration component, running on the bridge server, corresponds to the premises device. The system includes a virtual instance running on the gateway. The virtual instance corresponds to the premises device. The virtual instance is configured to represent a state change of the premises device using data received from the premises device via at least one of the integration component and the device server. |
| US11758025B2 |
Adaptive tracing using one of a plurality of protocols
Techniques for using trace with tunnels and cloud-based systems for determining measures of network performance are presented. Systems and methods include obtaining policy information related to a trace; performing a plurality of traces, from a start point to an end point in a network, using the different protocols based on the policy information; evaluating which of the plurality of traces reach the end point, and evaluating any of average latency of the plurality of traces, average loss of the plurality of traces, and a number of hops found, for each of the plurality of traces that reach the end point; and selecting a protocol of the different protocols to use for the trace based on the evaluating. The different protocols include Internet Control Message Protocol (ICMP), Transmission Control Protocol (TCP), and User Datagram Protocol (UDP). |
| US11758022B2 |
Compression of machine-generated data
A pre-shared compression dictionary is received. The pre-shared compression dictionary was generated based on an analysis of sample data for use in compression of other data. A compressed version of a batch of machine-generated data is received. The batch of machine-generated data has been compressed at least in part using the pre-shared compression dictionary and a batch-specific compression dictionary. The received compressed batch is uncompressed using the batch-specific compression dictionary to determine an intermediate version. The intermediate version is uncompressed using the pre-shared compression dictionary to determine an uncompressed version of the batch of machine-generated data. |
| US11758018B2 |
System and method for improving internet communication by using intermediate nodes
A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The client device accesses an acceleration server to receive a list of available tunnel devices. The requested content is partitioned into slices, and the client device sends a request for the slices to the available tunnel devices. The tunnel devices in turn fetch the slices from the data server, and send the slices to the client device, where the content is reconstructed from the received slices. A client device may also serve as a tunnel device, serving as an intermediate device to other client devices. Similarly, a tunnel device may also serve as a client device for fetching content from a data server. The selection of tunnel devices to be used by a client device may be in the acceleration server, in the client device, or in both. The partition into slices may be overlapping or non-overlapping, and the same slice (or the whole content) may be fetched via multiple tunnel devices. |
| US11758013B2 |
Methods and systems for caching data communications over computer networks
A computer-implemented method of caching multi-session data communications in a computer network, includes the steps of: (a) receiving, intercepting, or monitoring one or more data sessions between a client executing a multi-session application for retrieving a desired content object and one or more metadata services, said client communicating with the one or more metadata services to discover metadata for the content object; (b) analyzing queries and responses exchanged between the client and the one of more metadata services to discover metadata for the content object; (c) receiving or intercepting subsequent data sessions between the client and content sources; (d) identifying a data protocol used by the client and identifying data queries within the data sessions; (e) identifying the content object or portions thereof requested by the client in the data queries; and (f) determining if the content object or portions thereof are stored in cache and, if so, sending the content object or portions thereof stored in cache to the client, and, if not, sending the data queries to the content sources, storing data responses from the content sources, and sending the data responses to the client. |
| US11758008B2 |
Communication apparatus, control method and program
A communication apparatus notifies that service information is to be communicated outside a cyclically repeated period in which a plurality of apparatuses including the communication apparatus transmits or receives a beacon to another communication apparatus included in the plurality of apparatuses and being a destination of the service information. |
| US11758006B2 |
Provisioning multiple network resources
A resource provisioning service allows users to provision multiple, different network resources in an atomic manner and with a single call to a resource provisioning service. In some instances, the multiple, different network resources comprise individual types of resources that form a portion of one or more cloud-computing platforms. For instance, one or more entities may host and operate a cloud-computing platform that includes different types of network resources, such a storage service, a load balancing service, a compute service, a security service, or any other similar or different type of network-accessible service. |
| US11758004B2 |
System and method for providing recommendations based on user profiles
A system and method for providing recommendations based on current user interests. The method includes identifying at least one current variable, wherein each current variable is associated with a user device or a user; determining, based on the identified at least one current variable, at least one current user interest of a user profile, the user profile including at least one contextual insight, wherein each contextual insight is based on at least one signature for at least one multimedia content element associated with the user; searching for at least one multimedia content element that matches the at least one current user interest; and causing a display of the at least one matching content item as a recommendation. |
| US11757997B2 |
Systems and methods for facilitating shared extended reality experiences
A system for facilitating shared XR experiences is configurable to access a first spatial map of a first physical environment associated with a first user and identify one or more first physical aspects of the first physical environment based on the first spatial map. The system is also configurable to access a second spatial map of a second physical environment associated with a second user and identify one or more second physical aspects of the second physical environment based on the second spatial map. The system is also configurable to define a first XR experience region for the first physical environment based on the second physical aspects of the second physical environment, or define a second XR experience region for the second physical environment based the first physical aspects of the first physical environment. |
| US11757989B2 |
System and method for incorporating sensor measurements into a blockchain
A tracking system and method for incorporating sensor measurements into a blockchain are provided. The system comprises at least one meter for measuring GHG emissions and generating measurements related to the emissions, at least one server communicating with the at least on meter over a peer-to-peer network. The peer-to-peer network is implemented as a distributed ledger of the blockchain. The at least one meter transforms the measurements into at least one carbon block and writes the at least one carbon block to the distributed ledger. The at least one carbon block is distributed to the at least one server via a blockchain protocol. |
| US11757987B2 |
Load balancing systems and methods
A fault tolerance solution for a multi-layer cloud system. The embodiments of this disclosure are applicable to radio access network (RAN) application area as well as cloud environment with virtual machine or container-based application function implementation. In one aspect there is a method performed by a load balancing system, which method includes: receiving a request sent by a client and selecting from a first cluster of serving entities a first main serving entity and a first backup serving entity. The method also includes, as a result of receiving the request sent by the client, sending to the client information identifying the selected first main serving entity and the selected first backup serving entity. |
| US11757984B2 |
Processing communication sessions
A virtualized computing environment of a telecommunications network comprises a cluster of virtual machines with a one-to-one ratio of active and backup virtual machines. One or more additional clusters of virtual machines have a N-to-K ratio of active and backup virtual machines where N>K. The backup virtual machines are configured to provide failover capacity for processing communications sessions in an event of a failure of one of the active virtual machines. A cluster redundancy capability indicates the ratio of the active and backup virtual machines for that cluster. A predetermined type associated with a requested communication session is determined. A cluster having a cluster redundancy capability corresponding to the predetermined type is selected. Data for the requested communication session is sent to an active virtual machine in the selected cluster. |
| US11757983B1 |
Capacity-aware layer-4 load balancer
Some embodiments provide a method of implementing capacity-aware load balancing across a set of data compute nodes (DCNs) by reducing latency for the set of DCNs. From the set of DCNs, the method identifies (1) a first subset of DCNs including DCNs that have a latency that is higher than an average latency computed for the set of DCNs and (2) a second subset of DCNs including DCNs that have a latency that is lower than the average latency computed for the set of DCNs. For each DCN in the first subset of DCNs, the method assigns to the DCN a weight value that corresponds to a target latency computed for the set of DCNs. Based on the assigned weight values for the first subset of DCNs, the method computes an excess weight value to be redistributed across the second subset of DCNs. The method redistributes the computed excess weight value across the second subset of DCNs. |
| US11757978B2 |
Multi-path connection management
A device implementing a system for multipath connection management may include first and second local communication interfaces, and a processor configured to establish a primary connection for communicating between the first local communication interface and a first remote communication interface of an other device, and a secondary connection for communicating between the second local communication interface and a second remote communication interface. The processor may be configured to transmit application and control data over the primary connection and concurrently transmit a copy of control data over the secondary connection. The processor may be configured to determine that a degradation of the quality of the primary connection is attributable to the other device. The processor may be configured to switch the secondary connection to the first local communication interface and the second remote communication interface. The processor may be configured to transmit a copy of the application and control data over the secondary connection. |
| US11757974B2 |
System and method for online litigation platform
In various examples, a computerized method for document-sharing conferencing is described. The method may include steps such as acquiring and saving an electronic document. The method may include receiving an active event indication and instructing the electronic document to be displayed on one or more displays during an active event. The method may further include receiving an active layer for the electronic document and instructing the active layer to be displayed on the electronic document during the active event. The method may also include saving the active layer with the electronic document. |
| US11757972B2 |
Web traffic routing
Aspects of the disclosure provide for methods, systems, and apparatuses, including computer storage media, for adaptively routing web traffic. A system can receive from a user computing device accessing a web resource, a content request, including data characterizing user interaction by the user computing device with the web resource before or after receiving the first content request. The system can identify a policy from a plurality of policies to execute in accordance with one or more objectives, wherein the plurality of policies are generated using data from a plurality of content requests and data characterizing user interaction with the web resource after serving a respective response to each of the plurality of content requests. The system can perform, in response to the content request, one or more actions of the ranked list of actions of the identified policy. |
| US11757971B2 |
Dynamically changing characteristics of simulcast video streams in selective forwarding
Techniques for dynamically changing characteristics of simulcast video streams in real-time multi-party video conferences. Once a video conference has been established for a plurality of participant devices, each participant device can provide a notification of its supported video communications characteristic(s) for sending simulcast video streams and receiving video streams. Having been provided such notification, the media server can determine video communications setting(s) and/or parameter(s) to be used by each participant device while sending simulcast video streams or receiving video streams based on the supported video communications characteristic(s) of the respective participant devices. In response to changes in conference, system, or network factors, the media server can request one or more of the participant devices to dynamically change the video communications setting(s) and/or parameter(s) used to send simulcast video streams or receive video streams to maintain acceptable levels of QoE at the respective participant devices. |
| US11757969B2 |
Utilizing VoIP codec negotiation during a controlled environment call
Controlled-environment communication systems are increasingly using voice over internet protocol (VoIP) to serve their users. VoIP allows voice to be sent in packetized form, where audio is encoded using one of several codecs. Because of bandwidth constraints, particularly during peak call times, codecs may be used which sacrifice audio quality for bandwidth efficiency. As a result, several features of communication systems, including critical security features. The present disclosure provides details for systems and methods by which a controlled-environment communication system may shift between codecs to perform security-related features or to alleviate bandwidth considerations. This involves the special formatting of control-signaling messages, including session initiation protocol (SIP) and session description protocol (SDP) messaging. |
| US11757964B2 |
Providing third-party dynamic content within adaptive streaming video
Techniques for serving a manifest file of an adaptive streaming video include receiving a request for the manifest file from a user device. The video is encoded at different reference bitrates and each encoded reference bitrate is divided into segments to generate video segment files. The manifest file includes an ordered list of universal resource locators (URLs) that reference a set of video segment files encoded at a particular reference bitrate. A source manifest file that indicates the set of video segment files is identified based on the request. An issued manifest file that includes a first URL and a second URL is generated based on the source manifest file. The first URL references a first domain and the second URL references a second domain that is different from the first domain. The issued manifest file is transmitted to the user device as a response to the request. |
| US11757962B2 |
Multimedia streams which use control information to associate audiovisual streams
A system and method for wirelessly transmitting audiovisual information. A first plurality of packets including audiovisual information may be generated. A second plurality of packets including error correction coding information for the audiovisual information may be generated. Control information for associating the error correction coding information with the audiovisual information may be generated, and a third plurality of packets including the control information may also be generated. The plurality of packets, including the first, second, and third pluralities of packets, may be transmitted to a mobile device in a wireless manner. The control information may inform the mobile device of the association of the first error correction coding information with the audiovisual information. |
| US11757959B2 |
Dynamic data stream processing for Apache Kafka using GraphQL
Systems and methods for specifying a stream processing topology via a client-side API without server-side support. A schema may be generated by a client-side application using a query language and transmitted to a stream processor registry, wherein the schema defines a desired data stream. The stream processor registry, acting as a server-side run time corresponding to the query language, may store the schema as metadata. The stream processor registry may generate a stream processing topology based on the metadata to obtain data relevant to the data stream and generate a user-specific topic comprising the data relevant to the data stream. The stream processor registry may filter the data relevant to the data stream based a subscription call by the client to generate a target topic comprising portions of the data relevant to the data stream. |
| US11757956B2 |
Internet (over the top) worldwide public chat capabilities matched to specified (“URL”) streaming content and non specified (“prenamed and hardcoded”) streaming content rooms
Techniques for Internet (“over the top”) worldwide public chat capabilities matched to specified (“URL”) streaming content. The techniques augmented to allow interaction between users watching specified (“URL”) and non-specified (“Prenamed & hardcoded”) content by sending messages to other users in various ways such as: mentions ‘@user’, direct messages (privately end to end superficially hidden) ‘dm@user’ or general messages sent within the body of the chat window viewable to all. Users all around the world can opt to use a ‘watch together’ feature which either joins them to an existing room created from the specified content URL or creates a unique room dedicated to the specified content URL—and thus, connecting users who are watching the same content and allowing them to chat using either of the messaging interactions mentioned above. |
| US11757951B2 |
System and method for configuring video watch parties with gesture-specific telemojis
Systems and methods for creating video watch parties are shown and described. Video and audio data indicative of the content being displayed on a plurality of smart TVs is compared to stored data in a content recognition database to determine what content is being viewed by each of a plurality of viewers at a given time. Viewers watching the same content are invited to become members of a watch party, and the televisions of those who accept the invitation are operatively connected to one another in a peer-to-peer network, enabling them to view the watch party content on a watch party screen that displays the watch party content and images or graphical icon representations of each other member of the watch party who is watching the content. Watch party participants can communicate with one another on the watch party display orally, using text messages in a text message area of the display, or by projecting emojis in the content region of other participants' displays. |
| US11757949B2 |
Event registration system, user terminal, and storage medium
An event registration system includes a user terminal; a storage to store organization information on one or more organizations; and circuitry configured to display, on a display, a particular participation candidate of a particular event identified based on an input from the user terminal, and a particular person based on the particular participation candidate and particular organization information of a particular organization to which the particular participation candidate belongs. |
| US11757943B2 |
Automated device provisioning and activation
There is provided a wireless end-user device including a wireless wide area network (WWAN) modem, a memory storing a WWAN network access policy including one or more first policy instructions associated with a first software application, and one or more processors to provide, using the WWAN modem, one or more network data traffic flows between the wireless end-user device and the WWAN, associate the first software application with a first one of the one or more network data traffic flows, and when (i) the wireless end-user device communicates or attempts to communicate data over the WWAN, and (ii) the first software application is associated with the first one of the one or more network data traffic flows, apply the one or more first policy instructions associated with the first software application to the first one of the one or more network data traffic flows. |
| US11757941B2 |
System and method for providing network and computer firewall protection with dynamic address isolation to a device
A computer performs dynamic address isolation. The computer comprises an application associated with an application address, a network interface coupled to receive incoming data packets from and transmit outgoing data packets to an external network, a network address translation engine configured to translate between the application address and a public address, and a driver for automatically forwarding the outgoing data packets to the network address translation engine to translate the application address to the public address, and for automatically forwarding the incoming data packets to the network address translation engine to translate the public address to the application address. The computer may communicate with a firewall configured to handle both network-level security and application-level security. |
| US11757937B2 |
Enabling webapp security through containerization
Disclosed are various examples for web application security through containerization. In one example, a web application is executed within a container application. The container application includes a management software development kit (SDK). A security policy for the web application is retrieved from a management service. The security policy is applied to the web application using the management SDK of the container application. |
| US11757936B2 |
Large scale high-interactive honeypot farm
Techniques for providing a large scale high-interaction honeypot farm are disclosed. In some embodiments, a system/method/computer program product for providing a large scale high-interaction honeypot farm includes sending traffic detected at a sensor to a smart proxy for a honeypot farm that is executed in a honeypot cloud, wherein the traffic is forwarded attack traffic that is sent using a tunneling protocol, and wherein the honeypot farm includes a plurality of container images of distinct types of vulnerable services; selecting a matching type of vulnerable service from the plurality of container images of distinct types of vulnerable services based on a profile of the attack traffic; forwarding the traffic to an instance of the matching type of vulnerable service; and executing a security agent associated with the instance of the matching type of vulnerable service to identify a threat by monitoring behaviors and detecting anomalies or post exploitation activities. |
| US11757935B2 |
Endpoint security mechanism to detect IP theft on a virtual machine mobility in switch fabric
Methods to secure against IP address thefts by rogue devices in a virtualized datacenter are provided. Rogue devices are detected and distinguished from a migration of an endpoint in a virtualized datacenter. A first hop network element in a one or more network fabrics intercepts a request that includes an identity of an endpoint and performs a local lookup for the endpoint entity identifier. Based on the lookup not finding the endpoint entity identifier, the first hop network element broadcasts a message such as a remote media access address (MAC) query to other network elements in the one or more network fabrics. Based on the received response, which may include an IP address associated with the MAC address, the first hop network element performs a theft validation process to determine whether the request originated from a migrated endpoint or a rogue device. |
| US11757934B1 |
Extended browser monitoring inbound connection requests for agentless lateral movement protection from ransomware for endpoints deployed under a default gateway with point to point links
An extended browser provides additional protection against lateral propagation of ransomware to an endpoint device. The extended browser may monitor for inbound connection requests having access protocols vulnerable to ransomware attacks. The extended browser may select a certificate provided to an identity provider based on the ransomware threat level based at least in part on the detection of connection requests having access protocols vulnerable to ransomware attacks. Access to SaaS or private enterprise application may be limited or denied in response to detecting connection requests having the vulnerable access protocols. The endpoint device may also be part of a VLAN with endpoint device deployed under a default gateway with point-to-point links. |
| US11757922B2 |
Systems for network risk assessment including processing of user access rights associated with a network of devices
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for network risk assessment. One of the methods includes obtaining information describing network traffic between a plurality of network devices within a network. A network topology of the network is determined based on the information describing network traffic, with the network topology including nodes connected by an edge to one or more other nodes, and with each node being associated with one or more network devices. Indications of user access rights of users are associated to respective nodes included in the network topology. User interface data associated with the network topology is generated. |
| US11757920B2 |
User and entity behavioral analysis with network topology enhancements
A system and method for network cybersecurity analysis that uses user and entity behavioral analysis combined with network topology information to provide improved cybersecurity. The system and method involve gathering network entity information, establishing baseline behaviors for each entity, and monitoring each entity for behavioral anomalies that might indicate cybersecurity concerns. Further, the system and method involve incorporating network topology information into the analysis by generating a model of the network, annotating the model with risk and criticality information for each entity in the model and with a vulnerability level between entities, and using the model to evaluate cybersecurity risks to the network. Risks and vulnerabilities associated with user entities may be represented, in part or in whole, by the behavioral analyses and monitoring of those user entities. |
| US11757918B2 |
Capability based insider threat detection
Systems and methods for mitigating cybersecurity threats are provided. A system for mitigating cybersecurity threats may be configured to identify, based on a model of a system, future states, wherein the model depicts a plurality of states for the system and a plurality of capabilities enabling transitions between the plurality of states. Identifying future states may be based on a current state of the system, and the future states may comprise an undesirable state. The system may determine, based on the model of the system, whether the undesirable state is a reachable state, wherein the determination is based on capabilities possessed by an insider entity. In accordance with a determination that the undesirable state is a reachable state, the system may modify a capability possessed by the insider entity, wherein modifying the capability prevents the insider entity from causing the system to transition to the undesirable state. |
| US11757914B1 |
Automated responsive message to determine a security risk of a message sender
A received message sent from a first message account to a second message account is received. A security risk associated with the received message is determined. It is determined that the security risk associated with the received message meets one or more criteria. Based on the determination that the security risk associated with the received message meets the one or more criteria, a responsive message in response to the received message is automatically generated and sent. An interaction with the responsive message is analyzed. Based on a result of the analysis of the interaction with the responsive message, a security risk associated with the first message account is classified. |
| US11757912B2 |
Deep packet analysis
A computer-implemented method for protecting a processing environment from malicious incoming network traffic may be provided. The method comprises: in response to receiving incoming network traffic comprising a data packet, performing a packet and traffic analysis of the data packet to determine whether said data packet is non-malicious and malicious, and processing of the data packet in a sandbox environment. Furthermore, the method comprises: in response to detecting that the data packet is non-malicious based on the packet and traffic analysis, releasing the processed data packet from the sandbox environment for further processing in the processing environment, and in response to detecting that the data packet is malicious based on the packet and traffic analysis discarding the data packet. |
| US11757910B2 |
Methods, systems, and media for detecting fraudulent activity based on hardware events
Mechanisms for detecting fraudulent activity based on hardware events are provided. In accordance with some embodiments of the disclosed subject matter, the method comprises: receiving a request for advertising content to be placed on a website; receiving data describing physical activity at one or more user input hardware devices; receiving data describing interactions with the website; correlating the data describing interactions with the website with the data describing physical activity at one or more user input hardware devices; determining whether at least a portion of the interactions with the website are indicative of fraudulent behavior based on the correlation; and responding to the request for advertising content on the website by inhibiting the advertising content to be transmitted to the website in response to the determination that at least a portion of the interactions with the website indicates fraudulent behavior. |
| US11757909B2 |
Remote configuration of security gateways
Methods and systems for generating a security policy at a gateway are disclosed. A server computer and a gateway can perform a protocol in order to train a security model at a gateway, such that it can detect attack packets and prevent those attack packets from reaching the server computer via the gateway. In a learning phase, the server computer can provide training packets and test packets to the gateway. The gateway can use the training packets to train a security model, and the gateway can classify the test packets using the security model in order to test its accuracy. When the server computer is satisfied with the accuracy of the security policy, the server computer can transmit an acceptance of the security policy to the gateway, which can subsequently deploy the model in order to detect and filter attack packets. |
| US11757903B2 |
Unauthorized communication detection reference deciding method, unauthorized communication detection reference deciding system, and non-transitory computer-readable recording medium storing a program
A method, system, and medium used in unauthorized communication detection in an onboard network system having electronic control units connected to a network include: identifying, from information relating to an attack message on the onboard network system, a communication pattern indicating features of the attack message; determining whether a candidate reference message matches the communication pattern; and determining a reference message used as a reference in determining whether or not a message sent out onto the network is an attack message, using results of the determining of whether or not the candidate reference message matches the communication pattern identified in the identifying operation. |
| US11757899B2 |
Privileged identity management
Aspects of a privileged identity management system and method provide users with the ability to request elevated privileges to perform tasks on computing systems and software applications. The privileged identity management system and method also provides users with the ability to extend the elevated privileges to access privileged features or perform tasks using elevated privileges. The privileged identity management system and method utilize a different device that is readily available to the user in order to provide communications relating to the elevated privileges. |
| US11757894B2 |
Distributed communication between internet of things devices
Technologies for a distributed Internet of Things (IoT) system including a plurality of IoT devices are disclosed. An example first Internet of Things (IoT) device includes at least one processor to execute instructions to access a first message transmitted by a second IoT device, the first IoT device and second IoT device communicatively coupled via a direct communication, identify that the first message is indicative of an administrative event, the administrative event associated with a function of one or more of the first IoT device or the second IoT device, update a status of a system of IoT devices based on the administrative event, the system of IoT devices including the first IoT device and the second IoT device, and send a second message indicative of the administrative event to a universal bus. |
| US11757892B2 |
Generated story based authentication utilizing event data
A method for a story fill authentication process includes, responsive to receiving a first authentication request to authenticate a user, displaying a first generated story with one or more obfuscated portions, where the first generated story is based on event data associated with a first previously captured event and additional data utilized to enrich the event data for the first previously captured event. The method also includes, responsive to determining text provided for the one or more obfuscated portions of the first generated story at least meets a comparison threshold level to a first complete generated story based on a semantic comparison, granting the user access to a resource associated with the first authentication request. |
| US11757891B1 |
Using a host application to authorize a user of a client device to perform an action within a guest application
An online system receives information describing a request from a user to perform an action within a guest application and information identifying a host application for determining whether to allow the user to do so. The information describing the request is communicated to the host application for comparison to a set of permissions. Upon receiving information indicating the information describing the request matches a permission identifying a user allowed to perform an action within the guest application, the online system communicates, to the host application, a message for display to the user including an option allowing the user to perform the action within the guest application. Upon receiving a selection of the option at the host application, the online system receives a token allowing the user to perform the action within the guest application and communicates it to the guest application. The host and guest applications also may communicate directly. |
| US11757890B1 |
Apparatuses and methods for regulated access management
Apparatuses, methods, and associated computer program products are provided for regulated access management. An example method includes receiving a request for access from a user device associated with an employee and receiving employee data associated with the employee. The method further includes determining if the employee is subject to a required absence regulation and generating an access attempt notification in an instance in which the employee is subject to the required absence regulation. Determining if the employee is subject to the required absence regulation includes identifying an employee status associated with the employee data and determining that the employee is subject to the required absence regulation based on the employee status. |
| US11757886B2 |
Analysis of role reachability using policy complements
Methods, systems, and computer-readable media for analysis of role reachability using policy complements are disclosed. An access control analyzer determines two nodes in a graph that potentially have a common edge. The nodes correspond to roles in a provider network, and the roles are associated with first and second access control policies that grant or deny access to resources. The access control analyzer performs a role reachability analysis that determines whether the first role can assume the second role for a particular state of one or more key-value tags. The role reachability analysis determines a third access control policy authorizing a negation of a role assumption request for the second role. The role reachability analysis performs analysis of the third access control policy with respect to a role assumption policy for the second role for the particular state of the one or more key-value tags. |
| US11757879B2 |
Security control for an enterprise network
A computing device detects that another computing device has connected to a network. The computing device determines whether the other computing device is valid and whether the computing device is being utilized for one or more suspicious activities. Based on determining that the other computing device is being utilized for one or more suspicious activities, the computing device determines a location of the other computing device, determines whether a user associated with the other computing device can be identified, and based on determining that the user associated with the other computing device cannot be identified, disables the other computing device, and transmits an alert to security personnel. |
| US11757873B2 |
Biometric methods for online user authentication
Methods for authenticating a genuine presence of a human involve directing one or more modulated probes towards a body part of the human, receiving a response to the probes from the body part, and analyzing the response to determine whether it contains spectral characteristics that match a class of responses to such probes for the human body part in a human population. Replay attacks are countered by varying the modulation of the probe temporally, spatially, and spectrally each time authentication is performed. The probes may include electromagnetic radiation, acoustic beams, or particle beams that generate a detected reflection, absorption pattern, scintillation, or fluorescence response of the body part. The analysis of the response may be directed to one or more of temporal, spatial, and spectral variations in accordance with the nature of the probes and the modulation. |
| US11757870B1 |
Bi-directional voice authentication
Systems and techniques for bi-directional voice authentication are described herein. A first audio segment and a first description of the first audio segment may be received. An authentication token may be created using the first audio segment and the first description. An authentication request may be received from the user. The first audio segment may be transmitted to the user. A second description of the first audio segment may be received from a device of the user in response to the transmission of the first audio segment, The second description may be compared to the first description. The authentication token may be selected based on the comparison. The authentication token may be transmitted to the device. Requests of the user for secure information may be authenticated using the authentication token for a duration of an interaction session between the user and the device |
| US11757866B2 |
Accessing a cloud-based service
An example system is configured to (i) receive, from a user device over a WAN, a request for an authorization code corresponding to a media application on the user device, (ii) based on the request transmit, to the user device over the WAN, the authorization code, (iii) receive, from a media playback system over the WAN, an authorization request that includes the authorization code, (iv) determine that the authorization code in the authorization request is valid, (v) based on determining that the authorization code is valid, generate an authorization token, (vi) transmit, to the media playback system over the WAN, the authorization token, (vii) receive, from the media playback system over the WAN, a media request including the authorization token, and (viii) responsive to the media request and a determination that the authorization token is valid, transmit, over the WAN, media content to the media playback system. |
| US11757865B2 |
Rule-based filtering for securing password login
In an approach for a rule-based filtering system for securing password logins, a processor receives a password input on a user device. A processor determines whether the password requires filtering. Responsive to determining the password requires filtering, a processor filters characters from the password based on a set of filtering rules to create a filtered password. A processor determines whether the filtered password matches a stored password. |
| US11757862B2 |
Cryptographically transmitting and storing identity tokens and/or activity data among spatially distributed computing devices
Aspects of the disclosure relate to a system and method for cryptographically transmitting and storing identity tokens and/or activity data among spatially distributed computing devices. The system may comprise a plurality of chains, such as an identity chain and an activity chain. In some aspects, identity data associated with a user may be used to generate an identity token for the user. The identity token may be transmitted to a plurality of computing devices for verification. Based on a verification of the identity token, the identity token may be stored in the identity chain. A request to perform an activity may also be received, and identity data associated with the user may be received in order to authenticate the user. The computing device may generate, based on the received identity data, an identity token for the user. The identity token may be compared to the identity token stored in the identity chain, and the user may be authenticated based on the comparison. An activity token for the activity may be generated, and the activity token may be stored in the activity chain. |
| US11757861B2 |
Prevention of token authentication replay attacks system and method
A method including receiving, by a server computer, a request message from a token requestor computer on behalf of a user device. The request message comprising a first current token tracking value and a first function index value. The server computer can determine a second function index value. The server computer can then compare the first function index value to the second function index value. If the first function index value and the second function index value match, the server computer can determine a function based on the first function index value and a stored function table associated with the user device. The server computer can then determine a second current token tracking value based on the function, then compare the first current token tracking value to the second current token tracking value. The server computer can generate a response message in response to the comparing. |
| US11757853B2 |
Method for restricting access to a management interface using standard management protocols and software
A method by a network device to restrict access to a management interface, where the management interface is defined by a data model, and where the network device is provided by an equipment provider to an equipment operator for use by the equipment operator. The method includes receiving a first request from a management system to perform a first management operation that involves accessing a module of the data model, where the first request specifies a security credential as a key for a security wrapper defined by the module, and where the security credential is supplied to the management system by the equipment provider and is inaccessible to the equipment operator, verifying whether the security credential specified by the first request is valid, and performing the first management operation in response to verifying that the security credential specified by the first request is valid. |
| US11757847B2 |
Computing a private set intersection
Systems and methods for computing a private set intersection are disclosed. A method includes storing, at a sender device, a first set of values. The method includes receiving, from a receiver device, a homomorphic encryption of a receiver device value. The method includes computing a homomorphically encrypted number based on a difference between the homomorphic encryption of the receiver device value and each value in the first set of values, and based on a hash function of the encryption of the receiver device value. The method includes transmitting the homomorphically encrypted number to the receiver device for determination, at the receiver device, whether the receiver device value is in the first set of values. |
| US11757845B2 |
Private communication service in a public cloud environment
A private communication set-up service enables scalable private connectivity between producers and consumers residing within a public cloud environment. A producer exposes metadata information about a new or updated resource within the public cloud environment using a tag. The system monitors the public cloud environment for tagged metadata about new resources and configures a producer-side service to a private link. Subsequently, the system exposes metadata information about the private link. The system monitors for tagged metadata about private links and configures the consumer-side private link endpoint to the private link. The producer and the consumer communicate using the configured private link. |
| US11757844B2 |
Smart proxy for a large scale high-interaction honeypot farm
Techniques for providing a smart proxy for a large scale high-interaction honeypot farm are disclosed. In some embodiments, a system/method/computer program product for providing a smart proxy for a large scale high-interaction honeypot farm includes receiving tunneled traffic at a smart proxy from a sensor for a honeypot farm that is executed in a honeypot cloud, wherein the tunneled traffic is forwarded attack traffic, and wherein the honeypot farm includes a plurality of container images of distinct types of vulnerable services; selecting a matching type of vulnerable service from the plurality of container images of distinct types of vulnerable services based on a profile of the attack traffic; and forwarding the tunneled traffic to an instance of the matching type of vulnerable service. |
| US11757840B2 |
Configuring a protocol in a virtual private network
A method for configuring a protocol in a virtual private network (VPN) service environment, the method including receiving, from a user device, device information associated with operation of the user device during an established VPN connection; determining, based at least in part on the device information, a given VPN protocol from among a plurality of VPN protocols for utilization during the established VPN connection; and transmitting, to the user device, information associated with the given VPN protocol to enable the user device and a VPN server to utilize the given VPN protocol during the established VPN connection. Various other aspects are contemplated. |
| US11757839B2 |
Virtual private network application platform
Systems and methods for overcoming technical problems associated with virtual private networks and application provisioning systems to provide ways for end-users and/or providers to control access, use, and communications associated with websites, online applications, and online services. Such systems and methods leverage techniques analogous to technologies known for implementing man-in-the-middle (MITM) attacks. |
| US11757833B2 |
Network device interface for supporting centralized address pool management
A first device may establish a connection with a second device, and may provide a connection check RPC message to the second device. The first device may receive a verification RPC message from the second device, and may provide, to the second device, a sync domains RPC request that includes a first list of active domains with associated address pools. The first device may receive, from the second device, a sync domains RPC response that includes threshold values for the active domains included in the first list of active domains, and may provide, to the second device, a sync pools RPC request that includes a first list of address pools associated with the active domains. The first device may receive, from the second device, a sync pools RPC response that includes confirmation of the first list of address pools, and may allocate addresses of an address pool to a CPE. |
| US11757830B2 |
Method and apparatus for allocating CTDB-based virtual IP address, and distributed storage device
Disclosed are a Cluster Trivial Database (CTDB)-based virtual Internet Protocol (IP) address allocation method and apparatus, a distributed storage device, and a computer-readable storage medium. The method is applied to a distributed storage cluster. A known IP Version 4 (IPV4) virtual IP address parameter and available IPV4 virtual IP address parameter corresponding to an IPV4 virtual IP address and a known IP Version 6 (IPV6) virtual IP address parameter and available IPV6 virtual IP address parameter corresponding to an IPV6 virtual IP address may be acquired to obtain an IPV4 allocation result and an IPV6 allocation result by calculation respectively, and then virtual IP addresses are allocated to each normal node by use of the IPV4 allocation result and the IPV6 allocation result. |
| US11757828B2 |
Domain name address obtaining method
A domain name address obtaining method includes: in a case that a first condition is met, performing a related operation of refreshing a domain name address record. The first condition includes at least one of: confirming that an obtained DNS address is changed; occurring a PDU session relocation; confirming that an obtained IP address is changed; a first DNN being no longer available; a second DNN being available; a terminal moving from a first area to a second area; the terminal moving out of the first area; the terminal moving to the second area; a first indication being received; the terminal being handed over; or the terminal being in a connected state. The first area includes at least one of: a serving area of a first local service, a serving area of a non-local service, or an available area of the first DNN. |
| US11757826B1 |
Securely publishing applications from private networks
A controller can securely publish an application of a tenant by securely extending a network fabric into the networks of the tenant with virtual private networks and NAT. After a tenant deploys an application into one or more networks of the tenant, the tenant can indicate select applications to publish. The network controller assigns a network address from the routable address space of the network fabric to the application and a network address aggregate to each application connector that will front an instance of the application, which securely extends the network fabric into the tenant network. The network controller configures NAT rules in the network fabric and on the application connector to create a route for traffic of the application through the network fabric to the application instance using a fully qualified domain name assigned to the application without exposing a private network address of the application instance and preserving security of other resource on the tenant network. |
| US11757818B2 |
Storage space optimization for emails
In some implementations, a storage optimization system may receive a plurality of emails. Accordingly, the system may identify at least one email associated with a limited capacity in the plurality of emails. The system may further scan, from the at least one email, one or more hyperlinks to determine a website associated with the at least one email and an identifier associated with an event. The system may determine, using a database, a traversal path and at least one application programming interface (API) call associated with the website. Accordingly, the system may traverse the website using the traversal path and the at least one API using the identifier to determine that the limited capacity is filled. The system may delete the at least one email associated with the limited capacity based on determining that the limited capacity is filled. |
| US11757812B2 |
Interleaved conversation concept flow enhancement
Interleaved conversation concept flow enhancement can include detecting a topic of an on-going conversation over an electronic communication system. In response to detecting a topic newly introduced into the on-going conversation, a topic-divergence metric (TDM) with respect to the original topic and the newly introduced topic can be determined. A topic-divergence response action can be initiated in response to the newly introduced topic diverging from the original topic by more than a predetermined threshold based on the TDM. |
| US11757811B2 |
System and method for processing user messages among organizations
A system and method for managing electronic messaging accounts for an organization having a regulatory requirement to retain business-related electronic messages is provided. The method comprises executing instructions on a processor that for a first user account for a first user associated to the organization, define a first message space accessible through electronic devices in communication with the server, where the first message space accommodates peer-to-peer administration by users in the organization and provides facilities for: identifying an owner for the first retaining and preserving messages based on retention parameters associated with the organization; and creating a message channel in the first message space for messages between one or more users in the organization and one or more additional organizations. The privileges follow an organization policy for the organization and provide the first user with privileges in managing the first message space reflecting the organization policy. |
| US11757806B2 |
Publisher and share action integration in a user interface for automated messaging
Disclosed are some implementations of systems, apparatus, methods and computer program products for publisher and share action integration in a user interface (UI) for automated messaging. In some implementations, information is displayed in a first component and in a second component in a UI on a display. The first component is a publisher configured for composing and sharing messages on different communication channels using different share actions. The second component includes links to data items. When one of the data items is selected, a set of share actions for sharing the selected item using the publisher can be identified and displayed. When one of the displayed share actions is selected, it can be determined that the selected share action is applicable to one of the communication channels. A reference to the selected item can be provided in a message being composed in the publisher for sharing on the one communication channel. |
| US11757802B2 |
Technologies for dynamic batch size management
Technologies for dynamically managing a batch size of packets include a network device. The network device is to receive, into a queue, packets from a remote node to be processed by the network device, determine a throughput provided by the network device while the packets are processed, determine whether the determined throughput satisfies a predefined condition, and adjust a batch size of packets in response to a determination that the determined throughput satisfies a predefined condition. The batch size is indicative of a threshold number of queued packets required to be present in the queue before the queued packets in the queue can be processed by the network device. |
| US11757798B2 |
Management of a buffered switch having virtual channels for data transmission within a network
A buffered switch system, data loss and latency management system, and methods of use are presented. The disclosure provides, generally, a buffered switch system for end to end data congestion and traffic drop prevention. More specifically, and without limitation, the various aspects and embodiments of the invention relates to the management of buffered switch. More specifically, and without limitation, the various aspects and embodiments of the invention relates to the management of buffered switch to prevent the balancing act of buffer sizing, latency, and traffic drop. |
| US11757797B2 |
Distributed virtual switch for virtualized computer systems
A runtime state of a virtual port associated with a virtual machine (“VM”) is persisted as the VM is migrated from a source host to a destination host. In certain embodiments, a virtual switch forwards network frames between the VM and the physical network interface via the virtual port. During migration of the VM, the runtime state of the virtual port is transferred to the destination host and applied at the second host to a virtual port associated with a second virtual switch at the destination host. The runtime state of the virtual port at the source host is then cleared, and the second virtual switch at the destination host forwards network frames between the migrated VM and the physical network interface of the destination host using the virtual port at the second host. |
| US11757796B2 |
Zero-copy processing
In one embodiment, a system includes a peripheral device including a memory access interface to receive from a host device headers of packets, while corresponding payloads of the packets are stored in a host memory of the host device, and descriptors being indicative of respective locations in the host memory at which the corresponding payloads are stored, a data processing unit memory to store the received headers and the descriptors without the payloads of the packets, and a data processing unit to process the received headers, wherein the peripheral device is configured, upon completion of the processing of the received headers by the data processing unit, to fetch the payloads of the packets over the memory access interface from the respective locations in the host memory responsively to respective ones of the descriptors, and packet processing circuitry to receive the headers and payloads of the packets, and process the packets. |
| US11757795B2 |
Resolving mediator unavailability
A storage system switching mediators within a storage system synchronously replicating data, where the switching between mediators includes: determining, among one or more of the plurality of storage systems, a change in availability of a first mediator service, wherein one or more of the plurality of storage systems are configured to request mediation from the first mediator service; communicating, among the plurality of storage systems and responsive to determining the change in availability of the first mediator service, a second mediator service to use in response to a fault; and switching, in dependence upon the change in availability of the first mediator service, from the first mediator service to the second mediator service. |
| US11757791B2 |
System and method for increasing flexibility and high availability in remote network devices
A network node is provided for use with a broadband data provider facility, and first and second subscriber groups, the broadband data provider facility being operable to provide first and second service group provider data. The network node includes a network access device and a downstream configuration component. The network access device converts the first and second service group provider data into first and second service group network access data, respectively. The downstream configuration component receives a configuration instruction, the first and second service group network access data and, based on the configuration instruction, provides the first service group network access data to the first subscriber group and the second service group network access data to the second subscriber group. The downstream configuration component further receives a second configuration instruction and, based on the second configuration instruction, provides the first service group network access data to the first and second subscriber groups. |
| US11757790B2 |
Method and server for adjusting allocation of computing resources to plurality of virtualized network functions (VNFs)
A method, performed by a server, of adjusting allocation of computing resources to a plurality of virtualized network functions (VNFs), and the server are provided. The method includes: for processing at least one task related to user equipments (UEs) connected to the server, identifying a plurality of VNFs related to the task; obtaining predicted traffic expected to be generated in the server by processing the task via the plurality of VNFs; obtaining, from at least one associated server, status information of computing resources in the at least one associated server; and adjusting allocation of computing resources to the plurality of VNFs based on the status information of the computing resources in the at least one associated server and the predicted traffic, wherein the at least one associated server includes another server that processes the task. |
| US11757789B2 |
Electronic device and frame transmission method of electronic device
The present invention provides a frame transmission method of an electronic device, wherein the frame transmission method includes the steps of: receiving a pause frame from another electronic device, wherein the pause frame includes a plurality of inter frame gap control indicator, and each of the inter frame gap control indicator includes a plurality of packet size ranges and corresponding pause times; selecting one of the inter frame gap control indicator according to a priority of a first packet to be sent to the other electronic device, and determining a first inter frame gap according to which packet size range the first packet belongs to; and after a first frame including the first packet is sent to the other electronic device, at least waiting for the first inter frame gap before starting to send a second frame to the other electronic device. |
| US11757784B2 |
Packet processing method and system, and network device
The present invention provides a packet processing method and system, and a network device. The method includes: receiving, by a first network device, a packet, where the packet includes match object information and match condition information; determining, by the first network device, a to-be-matched second network device according to the match object information, where the second network device includes one or more network devices; matching, by the first network device, device information of the second network device with the match condition information; and performing, by the first network device, forwarding processing or discarding processing on the packet according to a match result of matching the device information of the second network device with the match condition information. By using the method provided in the present invention, excessive occupation of network bandwidth can be reduced, and network resources can be saved. |
| US11757778B2 |
Methods and systems for fairness across RDMA requesters using a shared receive queue
The InfiniBand transport protocol supports the concept of a SRQ (shared receive queue) by which multiple QPs (queue pairs) can share the same receive queue resources. According to the InfiniBand Specification, when a SRQ is enabled, flow control needs to be disabled. The lack of flow control mechanism results in there being no fairness guarantees across multiple requesters. Fairness across requesters can be obtained by implementing a SRQ configured to receive request messages from requesters initiating transactions that consume WQEs (work queue elements) of the SRQ, monitoring consumption of the WQEs by the requesters, determining that a requester has a WQE consumption exceeding a policing threshold, and in response to determining that the WQE consumption of the requester exceeds the policing threshold, sending a response message to the requester that results in reducing the WQE consumption of the requester. |
| US11757777B2 |
Assigning security group tag for infrastructure traffic and preserving security group tag in snooped packets in dynamic segmentation
The system determines a first source MAC associated with a switch. The system updates a MAC address table by mapping the first source MAC to a first tag which indicates a source role corresponding to a network infrastructure. A processor associated with the switch generates a first packet which indicates the first source MAC. The system performs a first search in the MAC address table based on the indicated first source MAC to obtain the first tag, and performs a second search in a policy table based on the first tag for a policy which indicates an action to be applied to the first packet. If the second search is not successful, the system modifies a header of the first packet by adding the first tag. If the second search is successful, the system determines that the indicated action comprises allowing the first packet and transmits the first packet. |
| US11757775B2 |
Message generation method and apparatus, and message processing method and apparatus
A message generation method, a message processing method, a message generation apparatus, and a message processing apparatus are provided. The message generation method includes: obtaining, by a first device, a segment identifier list SID list, where the SID list includes a plurality of segment identifiers SIDs, the first N bits of the plurality of SIDs are the same, and N is a positive integer; generating, by the first device, a first message based on the SID list, where the first message includes a first part and a second part, the first part includes the first N bits of the plurality of SIDs, and the second part includes bit N+1 to bit 128 of each of the plurality of SIDs; and sending, by the first device, the first message to a second device. |
| US11757773B2 |
Layer-2 networking storm control in a virtualized cloud environment
Techniques are described for communications in an L2 virtual network. In an example, the L2 virtual network includes a plurality of L2 compute instances hosted on a set of host machines and a plurality of L2 virtual network interfaces and L2 virtual switches hosted on a set of network virtualization devices. An L2 virtual network interface emulates an L2 port of the L2 virtual network. Storm control information applicable to the L2 port is sent to a network virtualization device that hosts the L2 virtual network interface. |
| US11757763B2 |
System and method for facilitating efficient host memory access from a network interface controller (NIC)
A network interface controller (NIC) capable of efficient memory access is provided. The NIC can be equipped with an operation logic block, a signaling logic block, and a tracking logic block. The operation logic block can maintain an operation group associated with packets requesting an operation on a memory segment of a host device of the NIC. The signaling logic block can determine whether a packet associated with the operation group has arrived at or departed from the NIC. Furthermore, the tracking logic block can determine that a request for releasing the memory segment has been issued. The tracking logic block can then determine whether at least one packet associated with the operation group is under processing in the NIC. If no packet associated with the operation group is under processing in the NIC, tracking logic block can notify the host device that the memory segment can be released. |
| US11757761B2 |
Data hierarchy protocol for data transmission pathway selection
A dataflow hierarchy protocol is implemented by one or more devices to optimize how the one or more devices process datagrams for network communications. The dataflow hierarchy considers various available network pathways for dataflow. A device implementing the dataflow hierarchy selects one or more of the available network pathways to provide low latency in data communication with other devices. The device may sample various available network pathways to determine pathway metrics (e.g., latency) and select one or more network pathways based on the metrics. The available network pathways can include pathways through one or more intermediary nodes, such as pathways through a game server, pathways through a cell tower, and pathways through a network. |
| US11757759B2 |
Hop limit/TTL propagation mode aware relayed MPLS/SRv6 traceroute
Systems and methods include receiving a traceroute packet at a relay node; responding to the traceroute packet with a first data structure inside the traceroute packet that indicates a propagation mode at the node and an operation type performed at the node, receiving subsequent traceroute packets from the initiator node with a second data structure inside the subsequent traceroute packets with data used to indicate changes in a header of the subsequent traceroute packets, and forwarding the subsequent traceroute packets with the changes to the header based on the data. The systems and methods can include utilizing the first data structure to determine the changes in the header of the subsequent traceroute packets. This can be used in Multiprotocol Label Switching (MPLS), Segment Routing (SR), and Internet Protocol (IP), where a TTL/Hop Limit propagation is limited. |
| US11757755B1 |
Techniques for in-band topology connections in a proxy
A system for adapting to topology changes in a proxy is described. The system includes a processor and a memory coupled to the processor and configured to provide the processor with instructions. The processor is configured to intercept a plurality of communications and match a communication signature for a topology update in a communication. The processor is further configured to identify topology update information in the communication and update listener(s) based on the topology update information. The processor also translates the topology update information and sends the translated topology information to a client. |
| US11757753B2 |
Link state steering
A method for distributing link state information in a network includes receiving, by a first node, from a second node, a first control message including the link state information and a first set of forwarding instructions for selecting a network interface from a plurality of network interfaces to use to further propagate the link state information. The method also includes sending over the selected network interface, by the first node, to a third node, based on the first set of forwarding instructions and a status of the plurality of network interfaces, a second control message including the link state information and a second set of forwarding instructions. The second set of forwarding instructions is based on the first set of forwarding instructions and a positional location of the third node within the network. |
| US11757750B2 |
Traffic amplification for testing of a networking device
A method for testing network devices for networks with a large traffic load utilizes one or more traffic load amplifiers to amplify the traffic load. The load amplifiers connected to the device may receive packets of an initial traffic load, multiply or copy the received packet, alter the destination address information in the header of the copied packets to generate packets with different destination addresses, and transmit the altered packets back to the device for further routing. The altered or copied packets may then be routed via the device back to the load amplifier for further amplification. Through this amplification process, a small initial load of packets may be amplified over and over by the load amplifiers until a target traffic load is achieved at the device to test the device performance at a large traffic load. |
| US11757749B2 |
Fusing online media monitoring data with secondary online data feeds to generate ratings data for online media exposure
Example apparatus disclosed herein are to access first data entries from a first data source based on a first media identifier, the first data entries associated with first streaming media, respective ones of the first data entries including the first media identifier and corresponding timestamps that indicate when the first streaming media was presented or accessed via a group of media devices. Disclosed example apparatus are also to access second data entries from a second data source based on a keyword or phrase, the second data entries associated with news information or weather information. Disclosed example apparatus are further to align, based on the timestamps, the second data entries with values of a time varying audience of the first streaming media determined based on the first data entries to determine ratings data that correlates changes in the time varying audience with the news information or the weather information. |
| US11757746B2 |
Communication method, apparatus, and system
This application provides a communication method, wherein a user plane path between a terminal and a user plane gateway includes a first link and a second link, the first link is a link between the terminal and an access network device, and the second link is a link between the access network device and the user plane gateway. The method comprises: obtaining packet loss statuses of a service flow on the first link and the second link; determining a quantity of consecutive lost packets of the service flow on the user plane path based on the packet loss statuses of the service flow on the first link and the second link; and when the quantity of consecutive lost packets of the service flow on the user plane path reaches a first threshold, triggers enabling of a high-reliability transmission mechanism for the service flow. |
| US11757745B2 |
Gateway apparatus, abnormality monitoring method, and storage medium
A gateway apparatus is connected to a plurality of buses. A data frame is received by using one of the plurality of buses as a reception bus. Whether the received data frame is a monitoring target data frame is determined based on monitoring target information. The monitoring target information is stored in a storage to associate the monitoring target data frame with a monitoring target transmission source bus connected to a transmission source electronic control unit. Whether the reception bus matches the monitoring target transmission source bus is determined based on the monitoring target information in response to determining that the received data frame is a monitoring target data frame. An abnormality detection on the received data frame is performed in response to determining that the reception bus matches the monitoring target transmission source bus. |
| US11757740B2 |
Aggregation of select network traffic statistics
Disclosed herein are network information collectors, methods, computer-readable media, and systems for generating network traffic statistics. For example, the network appliance is to receive, via a network, an accumulating map from a network appliance device, wherein the accumulating map comprises a condensed and aggregated version of web traffic flow information to the network appliance device; receive, via the network, additional accumulating maps from other network appliance devices; populate an accumulation map database with the accumulating map and the additional accumulating maps; and generate a report of the network traffic statistics hosted by the network appliance device and the other network appliance devices. |
| US11757739B2 |
Aggregation of select network traffic statistics
Disclosed herein are network appliances, methods, computer-readable media, and systems for aggregating network traffic statistics in a communication network. For example, the network appliance is to receive a SYN network packet; store header information from the SYN network packet in a flow data table; for each of the data packets related to the SYN network packet, store header information of the data packets in the flow table; after a predetermined amount of time or a predetermined number of rows is reached, invoke an eviction policy on the flow data table, wherein the eviction policy removes the related data packets from the flow data table; and populate an accumulating map with the flow data table. |
| US11757735B2 |
Method and system for facilitating an audit of event-based business processes
A method for facilitating an audit of an event-based business process is provided. The method includes identifying an application in the event-based business process; initiating a subscription with the identified application; recording a published event based on the subscription; correlating, by using a correlation identifier, the recorded published event with the event-based business process, the correlation identifier including a value that references an event chain; and storing, in a memory, the correlated published event based on an event sourcing pattern. The method further includes determining, by using the correlated published event, an anomaly in the event-based business process; and displaying, via a graphical user interface, a notification that includes information relating to the anomaly and a recommended compensating action. |
| US11757730B2 |
Methods, systems and apparatus for custom interface specification in a cloud management system
Methods, apparatus and articles of manufacture for custom interface specification in a cloud management system are disclosed. An example cloud management system includes: a first interface to communicate with a second interface external to the cloud management system; and a host to manage requests from the second interface and allocate resources to the second interface as a reverse proxy for the second interface with respect to a backend. The example host is to at least: add, at the request of the second interface, an endpoint with respect to the second interface; fetch, at the request of the second interface, data for the endpoint from the backend, the backend identified for the endpoint based on metadata in a component registry; and provide the data from the backend to the second interface. |
| US11757723B2 |
Distributed secure state reconstruction method based on double-layer dynamic switching observer
The present disclosure discloses a distributed secure state reconstruction method based on a double-layer dynamic switching observer. The method includes the following steps: constructing a dynamics model of a sensing channel of a multi-agent system after the sensing channel is attacked according to the multi-agent system; building a double-layer observer for each multi-agent in combination with a specific multi-agent system model, constructing a proper observation communication topology, and designing a corresponding residual generator; analyzing dynamic information generating a residual threshold aiming at an observation model, checking a magnitude between each residual signal and the threshold, dynamically switching the communication topology between the observers according to the compared magnitude, and performing a new data communication interaction; and performing iterative updating to generate new observation data in combination with self observation data and received neighbor observation information, and taking whether the residual signal is greater than a current threshold or not as a standard for determining whether a corresponding communication channel is attacked or not. According to the present disclosure, all transmission channels subjected to malicious attacks can he correctly identified, and the real state of the system can be securely reconstructed. |
| US11757722B2 |
Automatic switching fabric role determination system
A switching fabric role assignment system includes a plurality of switch devices coupled together in a switching fabric. A first switch device included in the plurality of switch devices receives an endhost device identification communication from an endhost device when the endhost device is connected to the first switch device. The first switch device uses the endhost device identification communication to identify an endhost device type of the endhost device and determines, based on the endhost device type, a first switch device role for the first switch device. The first switch device then transmits a first switch device role communication that identifies the first switch device role to a second switch device included in the plurality of switch devices and connected to the first switch device. The second switch device may then determine, based on the first switch device role, a second switch device role for the second switch device. |
| US11757720B2 |
Distributed computing dependency management system
Various methods and systems for implementing dependency management for an infrastructure are provided. A dependency service manager of the dependency management system includes a plurality of dependency management system components that facilitate automatically discovering and analyzing data to generate dependency data. The dependency data includes dependencies and dependents of dependency service tenants which are tenant services of the infrastructure. The dependency data is generated based on data retrieved by a plurality of collectors. A collector from the plurality of collectors is an agent that retrieves data associated with dependency service tenants based on a corresponding collection time attribute of the collector. A collector accesses data for generating the dependency data at one of the following collection times: design time, deployment time and runtime. The dependency data that is generated is then stored in a data store and communicated to a dependency service interface for user access to the dependency data. |
| US11757717B2 |
Verifying network elements
Examples relate to verifying network elements. In one example, a computing device may: receive, from a client device, a request for attestation of a back-end network, the request including back-end configuration requirements; obtain, from a network controller that controls the back-end network, a controller configuration that specifies each network element included in the back-end network; provide each network element included in the back-end network with a request for attestation of a network element configuration of the network element; receive, from each network element, response data that specifies the network element configuration of the network element; verify that the response data received from each network element meets the back-end configuration requirements included in the request for attestation of the back-end network; and provide the client device with data verifying that the back-end network meets the back-end configuration requirements. |
| US11757712B1 |
Auto discovery and configuration of data center components
Techniques are provided for configuring management IP addresses to network devices in a data center that have management capabilities. Based on a received request to configure a managed network device in a network, a first connection is established between a management station and a managed switch to which the managed network device is connected. A network identifier of the managed network device is retrieved from the managed switch using the established first connection. Using the retrieved network identifier, a link-local address of the managed network device is derived. A second connection is established between the management station and the managed network device based on the derived link-local address. The management IP addresses of the managed network device are configured using the second connection. |
| US11757711B1 |
Event notification mechanism for migrating management network of a cluster node of a hyper converged infrastructure (HCI) appliance
A disclosed method for managing a multi-node, HCI cluster provisions a central manager of the HCI cluster with an event listening service. The service is then registered with an agent in each HCI node. The service, when triggered by a management network configuration event, causes the agent to modify a management network configuration of the node in accordance with the event. Disclosed methods may respond to successfully applying a management network configuration change by sending a success notification to the central manager and awaiting a confirmation from the central manager. If confirmation is not received within a timeout interval, a timeout occurs and the management network configuration is rolled back to a last known good configuration. If the configuration change cannot be successfully applied, a failure notification is sent to the central manager and the configuration of the node is rolled back to a last known good configuration. |
| US11757708B2 |
Anomaly detection device, anomaly detection method, and anomaly detection program
An anomaly detection apparatus (10) includes a storage unit (14) that stores dictionary information (14b) in which a partial character string of a message representing a type of a message included in a text log output from a system and an ID set for the type of the message are associated with each other. The anomaly detection apparatus (10), when the message included in the text log output from the system is acquired, refers to the dictionary information (14b) stored in the storage unit (14), classifies the message included in the text log by the type, and assigns the ID to the message that has been classified; and detects an anomaly based on the ID assigned to the message. |
| US11757707B2 |
Network assurance for 5G enterprise networks
The present technology discloses methods, systems, and non-transitory computer-readable storage media for identifying a data communication session within a 5G enterprise network and providing assurance based on the identified data communication session. The present technology provides for establishing a data communication session for user equipment on a 5G network, generating a protocol data unit (PDU) session identifier for the data communication session, and distributing the PDU session identifier to one or more packet core nodes in the 5G network. The PDU session identifier can then be used for collecting one or more key performance indicators in association with the data communication session. |
| US11757706B2 |
Switch monitoring system and method of use
A system is disclosed that monitors endpoints such as video cameras and audio devices for malfunction through a novel TDMA device allocation format. The system isolates and analyzes a set of groups of video streams in a rotating and recurring fashion and generates alerts and remedial commands based on the analysis. The system also provides endpoint management functions such as password analysis and firewall functions. |
| US11757701B2 |
Method for recommending similar incident, and related device
A system and method for recommending a similar incident in operations technologies and a related device are provided. The method includes: obtaining alarm information of a to-be-processed incident; obtaining incident diagnosis information of M dimensions based on the alarm information, wherein the M dimensions include M different perspectives of incident diagnosis, and M is an integer greater than 1; performing processing based on the incident diagnosis information of the M dimensions, to obtain a feature of the to-be-processed incident; obtaining a plurality of similarity degrees through calculation based on the feature of the to-be-processed incident and features of a plurality of historical incidents, wherein the plurality of similarity degrees represent respective similarity degrees between the to-be-processed incident and the plurality of historical incidents; and obtaining a similar incident from the plurality of historical incidents through filtering based on the plurality of similarity degrees, and recommending the similar incident. |
| US11757700B2 |
High resiliency content delivery network backup mechanism for micro frontend web applications
A computing system receives, from a client device, a first request for access to a single page application associated with the computing system. A gateway of the computing system intercepts the first request before it reaches a shell service associated with the single page application. The gateway sends a second request for the single page application to the shell service. Based on the single page application request, the gateway determines that the shell service is experiencing a failure. Responsive to determining that the shell service is experiencing a failure, the gateway retrieves, from a content delivery network, a uniform resource locator (URL) associated with a time-lapse hypertext markup language (HTML) of the single page application. The gateway redirects the client device to the time-lapse HTML of the single page application using the URL. |
| US11757694B1 |
Hybrid reference signal design and transmission of PHY signals
A first network node may transmit, to a second network node via a PHY SERS, and the second network node may receive, from the first network node via the PHY SERS, an indication of a first subset of a set of parameters associated with a PHY signature. The first network node may transmit, to the second network node via L3 signaling, and the second network node may receive, from the first network node via L3 signaling, an indication of a remaining subset of the set of parameters associated with the PHY signature. The first network node may transmit, to the second network node, and the second network node may receive, from the first network node, a message based on the PHY signature. The second network node may decode the message based on the PHY signature. |
| US11757693B2 |
Transmitting apparatus and mapping method thereof
A transmitting apparatus is disclosed. The transmitting apparatus includes an encoder to perform channel encoding with respect to bits and generate a codeword, an interleaver to interleave the codeword, and a modulator to map the interleaved codeword onto a non-uniform constellation according to a modulation scheme, and the constellation may include constellation points defined based on various tables according to the modulation scheme. |
| US11757691B2 |
Method and apparatus for multiple access transmission
The present disclosure relates to a method and an apparatus for multiple access transmission. The method includes: determining (S401) a first signature allocated to a first transmission; and determining (S402) a second signature allocated to a second transmission. With hopping of the signature, the successful rate of NOMA transmission in the communication system will be improved. |
| US11757689B2 |
Apparatus and method for generating broadcast signal frame using layered division multiplexing
An apparatus and method for generating broadcast signal frame using layered division multiplexing are disclosed. The apparatus includes a combiner configured to generate a multiplexed signal by combining a core layer signal and an enhanced layer signal at different power levels; a power normalizer configured to reduce the power of the multiplexed signal to a power level corresponding to the core layer signal; a time interleaver configured to generate a time-interleaved signal by performing interleaving that is applied to both the core layer signal and the enhanced layer signal; and a frame builder configured to generate a broadcast signal frame including a bootstrap and a preamble using the time-interleaved signal. |
| US11757687B2 |
Method and apparatus for transmitting and receiving reference signal for sidelink data in wireless communication system
The disclosure relates to a communication technique and a system for fusing a 5th generation (5G) communication system with Internet of Things (IoT) technology to support a higher data rate after a 4G system. The disclosure can be applied to intelligent services (e.g., a smart home, a smart building, a smart city, a smart car or a connected car, healthcare, digital education, retail, security- and safety-related services, or the like), based on 5G communication technology and IoT-related technology. The disclosure provides a method and an apparatus for assigning frequency and time resources for data transmission in a wireless communication system. |
| US11757686B2 |
Device for compensating a frequency shift
In an embodiment a device includes a first circuit and a second circuit, wherein the first circuit is configured to generate a fourth signal and a fifth signal by applying the phase shift respectively to a first signal and to a second signal and deliver a sixth signal corresponding to a sampling over one bit of the fourth signal, a seventh signal corresponding to a sampling over one bit of the fifth signal, an eighth signal corresponding to a sampling over one bit of a difference between the fourth and fifth signals, and a ninth signal corresponding to a sampling over one bit of a sum between the fourth and fifth signals, wherein the second circuit is configured to receive the sixth, seventh, eighth, and ninth signals and determine, during a first phase where the first and second signals are representative of a first known symbol of a QPSK constellation, a state of a first bit from among a first state and a second state based on the eighth and ninth signals. |
| US11757679B2 |
Transmission apparatus, reception apparatus, transmission method, and reception method
A reception apparatus according to the present disclosure includes a receiver which, in operation, receives a downlink signal including a first data signal for the reception apparatus and first Reference Signals for Phase Tracking (PT-RS). The first data signal is mapped on a first set of subcarriers and the first PT-RS is mapped to the downlink signal based on a first Modulation and Coding Scheme (MCS) configured for the first data signal. The reception apparatus according also includes a circuit which, in operation, estimates a phase noise using the first PT-RS included in the downlink signal. |
| US11757678B2 |
Distributor device and method
A distributor device and a method for a data network in a motor vehicle includes a number of first communications interfaces which can be coupled to communications partners of a first priority and a number of second communications interfaces which can be coupled to communications partners of a second priority. The second priority is lower than the first priority. The distribution device further includes a coupling device configured to couple together the first communications interfaces and the second communications interfaces, such that they communicate together, and a monitoring device configured to monitor communication along the second communications interfaces, and in the event of a communications error on one of the second communications interfaces to disconnect at least the first communications interfaces from the corresponding second communications interface so as to interrupt the communications. |
| US11757675B2 |
Facilitating portable, reusable, and sharable internet of things (IoT)-based services and resources
A mechanism is described for facilitating portable, reusable, and shareable Internet of Things-based services and resources according to one embodiment. A method of embodiments, as described herein, includes wherein receiving a recipe request for selecting a recipe relating to Internet of Things (IoT) services, where selecting includes at least one of searching the recipe and modifying the recipe. The method may further include selecting the recipe, where the recipe includes a set of resource requirements and business logic. The method may further include modifying the set of resource requirements, where the modified set of resource requirements is associated with the business logic to modify the recipe, and deploying the modified recipe at one or more computing devices, where the modified recipe to facilitate management for one or more IoT devices at one or more locations. |
| US11757674B2 |
System and method for improving content fetching by selecting tunnel devices
A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The tunnel device is selected based on an attribute, such as IP Geolocation. A tunnel bank server stores a list of available tunnels that may be used, associated with values of various attribute types. The tunnel devices initiate communication with the tunnel bank server, and stays connected to it, for allowing a communication session initiated by the tunnel bank server. Upon receiving a request from a client to a content and for specific attribute types and values, a tunnel is selected by the tunnel bank server, and is used as a tunnel for retrieving the required content from the web server, using standard protocol such as SOCKS, WebSocket or HTTP Proxy. The client only communicates with a super proxy server that manages the content fetching scheme. |
| US11757673B2 |
Systems and methods for sounding in a full duplex CATV architecture
Systems and methods for managing interference groups in a full duplex transmission network. |
| US11757669B1 |
Asynchronous dynamic generation of meeting agendas based on content discussions and expert assessment
Generating an agenda for a meeting includes creating a content repository that includes content corresponding to feedback from previous targeted meetings and/or information corresponding to ongoing discussions between potential attendees of the meeting, automatically creating a prioritized list of discussion topics, and at least one expert providing gestures to a computer screen to create an assessment for the discussion topics, display additional data for the prioritized list of the discussion topics, and/or transfer one or more of the discussion topics of the prioritized list of the discussion topics to either a list of dropped discussion topics or to an ordered list of selected discussion topics. An agenda is automatically generated based on the ordered list of selected discussion topics and on weights assigned to the at least one expert according to relative expertise. An order of agenda items is based in part on the weights. |
| US11757666B2 |
Real-time virtual meeting tool that combines video chat with user activities
A real-time virtual conference system is disclosed that combines video call with structured activities. The invention can deliver various forms of web content, on command, with integrated video. User actions are monitored, measured, and reported in real-time, so that the host understands the progress of the users. The system employs an activity scheduler which allows a Host to set up a schedule of activities during a setup phase which can run sequentially or change at predetermined times during an Operation Phase. This provides a structure to the session. The system employs standard browser software for directly interacting with websites, or standard applications. The Host has control of the browser settings, layout state and content state of the users' devices to synchronize and control several user devices during a remote session and provide desired output in a desired form to each user device. |
| US11757665B2 |
Method and system for managing power delivery and device operation for Power over Ethernet systems
The present invention is a system for providing power and controlling a plurality of ethernet devices, comprising: a driver, wherein the driver provides for the control of the system; a plurality of sensors, wherein the plurality of sensors collect sensor specific data and are in communication with the driver; a Power over Ethernet (POE) switch, wherein the POE switch is in communication with the plurality of sensors; a plurality of fixtures in communication with the driver and the POE switch, wherein the plurality of fixtures are light sources; and a local power source, wherein the local power source is in communication with the POE switch. |
| US11757664B2 |
PoE system for the distribution of high voltage power, data and lighting and a common mode signalling system incorporated therein
The present invention provides a system comprising PoE apparatus including midspans, switches and routers that can provide high powered PoE connections that enable the recovery of DC power in sufficient quantities that allow it to be converted to AC power by way of an inverter. The invention also provides a method for providing AC power, data and light to office workstations using a single PoE connection. The invention further comprises a common mode signalling system that operates independently of any TCP/IP signal transmitted through an Ethernet connection wherein said signalling system is adapted to communicate with and control PoE powered devices. |
| US11757662B2 |
Confidential authentication and provisioning
Some embodiments provide systems and methods for confidentially and securely provisioning data to an authenticated user device. A user device may register an authentication public key with an authentication server. The authentication public key may be signed by an attestation private key maintained by the user device. Once the user device is registered, a provisioning server may send an authentication request message including a challenge to the user device. The user device may sign the challenge using an authentication private key corresponding to the registered authentication public key, and may return the signed challenge to the provisioning server. In response, the provisioning server may provide provisioning data to the user device. The registration, authentication, and provisioning process may use public key cryptography while maintaining confidentiality of the user device, the provisioning server, and then authentication server. |
| US11757661B2 |
Systems, methods, and devices for multi-stage provisioning and multi-tenant operation for a security credential management system
A system for securely provisioning a plurality of computerized devices of a tenant, is provided. The system includes a processor, and a computer storage medium including instructions that when executed by the processor cause the processor to perform operations. The operations include receiving provisioning requests from r the plurality of computerized devices needing certificates, each provisioning request indicating a tenant identifier identifying the tenant, and transmitting the provisioning requests to a set of security credential management system backend components based on the tenant identifier. The set of SCMS backend components includes enrollment certificate authorities operable to generate enrollment certificates, each provisioning request being transmitted to one of the one or more enrollment certificate authorities based on the tenant identifier of each provisioning request, and a pseudonym certificate authority operable to generate digital assets in response to receiving a provisioning request. |
| US11757657B2 |
Method for providing a digital signature to a message
A method for providing a digital signature to a message, M, in accordance with a digital signature algorithm (DSA) or an elliptic curve digital signature algorithm (ECDSA) is disclosed. A secret key, x, is generated as a random secret sharing [x] among at least two parties, such as among at least three parties. Random secret sharings, [a] and [k], are generated among the at least two parties and [w]=[a][k], R=gk and W=Ra are computed and their correctness verified. [w] is verified by checking whether or not gw=W. The message, M, is signed by generating a sharing, [s], among the at least two parties, using at least M, [w], R and [x]. |
| US11757654B2 |
Method and system for facilitating electronic witnessing of electronic signatures
Disclosed is a method of witnessing electronic signing of a document. The method may include identifying an eligible witness device from a signature request. Furthermore, the witness electronic device may be configured to verify the signor electronic device before making a document available to a signor electronic device based on a witness action from the witness electronic device. Additionally, the method may include transmitting the document to the signor electronic device upon verification of the signor electronic device. Furthermore, the signed document may include the electronic signature of the signor. |
| US11757651B2 |
Technologies for blockchain-based data transparency and authentication
A method according to one embodiment includes transmitting, by an enterprise system, a data request for user data stored in a software wallet to a software wallet provider, transmitting, by the software wallet provider, an authorization request to an end user device of the user in association with the data request, creating, by the end user device, a transaction signed with a first private cryptographic key to generate a signed transaction, transmitting, by the end user device, the signed transaction to the software wallet provider, signing, by the software wallet provider, the signed transaction with a second private cryptographic key to generate a multi-signed transaction, transmitting, by the software wallet provider, the multi-signed transaction to the enterprise system, and validating, by the enterprise system, the multi-signed transaction using a public cryptographic key associated with the first private cryptographic key and the second private cryptographic key. |
| US11757649B2 |
Enhanced authentication framework using multi-dimensional hashing
Systems, computer program products, and methods are described herein for enhanced authentication framework using multi-dimensional hashing. The present invention is configured to electronically receive, from a computing device of a user, a resource transfer request; retrieve, from an authentication database, a multi-dimensional hash for a first set of data files for the user and a user identification artifact; retrieve, from the computing device of the user, a second set of data files matching the user identification artifact; initiate an asynchronous hash processing engine on the second set of data files; generate, using the asynchronous hash processing engine, a multi-dimensional hash for the second set of data files; compare the multi-dimensional hash for the first set of data files with the multi-dimensional hash for the second set of data files to determine a match; and authorize the resource transfer request based on at least determining the match. |
| US11757645B2 |
Single-use authorization codes in self-contained format
The present disclosure relates to computer-implemented methods, software, and systems for generating access tokens at an authentication server based on authorization codes. A first authorization server from a set of authorization servers receives a request for authorization of a request to access a resource by a resource owner. The first authorization server validates the request for authorization of the request to generate an authorization code. In response to successful validation of the request for authorization to generate the authorizaction code, the first authorization server generates a single-use authorization code by signing the generated authorization code with a unique private key. A unique public key is maintained for verifying the signed authorization code. The single-use authorization code is generated in a self-contained format. The single-use authorization code is provided to the client application for generation of an access token by one of the authorization servers from the set of authorization servers. |
| US11757641B2 |
Decentralized data authentication
Disclosed are various embodiments for decentralizing the authentication or verification of data. An identity key can be generated for a data item. A request can then be sent to an authentication provider for authentication of the data item, the request comprising the identity key and the data item. A verified claim for the data item can then be received in response. Subsequently, an identity document is generated, the identity document comprising the identity key for the data item and the verified claim. Finally, the identity document can be stored in a distributed ledger. |
| US11757640B2 |
Non-fungible token authentication
Disclosed are various embodiments for authenticating a user using non-fungible tokens (NFTs). A trusted token issuer verifies a user's identity according to identifying credentials (e.g., government issued identification, passport, driver's license, etc.) presented by the user and creates a non-fungible token in response to verifying the credentials. The non-fungible token is associated with a user identifier and can be used by an access provider to authenticate a user requesting access to restricted content provided by the access provider. For example, when a client device associated with the user requests access from an access provider to an access-restricted website or other type of access-restricted area (e.g., building, concert venue, network, etc.), the access provider (e.g., website server, building computing device, venue system, etc.) uses the properties of the non-fungible token to verify one's identity and permit access upon verification. |
| US11757639B2 |
Method, apparatus, and computer-readable medium for secured data transfer over a decentrlaized computer network
A method and apparatus for secured, peer-to-peer transfer of data rights over a computer network, the method being accomplished by a distributed computing system including a distributed ledger platform and an off-chain data host platform. On-chain authorization tokens are used to track data access rights, enforce access policies, and control distribution of encryption keys. |
| US11757637B2 |
Token node locking with signed fingerprints offloaded to clients
A system and method for providing secure data to a client device having a token is disclosed. In one embodiment, the method comprises: (a) binding the token to the client device according to first token binding information comprising a first token identifier (ID), first client device fingerprint data, and a first timestamp, (b) receiving a request to provide secure data to the client device in a service, the request comprising the signed first token binding information and timestamp, (c) determining if the request to provide the secure data to the client device was received within an acceptable temporal range of the stored timestamp; and (d) providing the requested secure data according to the determination. |
| US11757632B2 |
Generating a random value based on a noise characteristic of a memory cell
A request to generate one or more random values can be received. In response to receiving the request to generate the one or more random values, a first read operation can be performed on a memory cell of the memory component to retrieve first data and a second read operation can be performed on the same memory cell of the memory component to retrieve second data. The first data can be compared with the second data to identify a difference between the first data and the second data. The difference can be associated with a noise characteristic of the memory cell. The one or more random values can be generated based on the difference between the first data and the second data that is associated with the noise characteristic of the memory cell. |
| US11757631B2 |
Apparatus, system, and method for releasing received command data
An apparatus for releasing received command data includes a processor unit with a code generator, a cryptography module, and a comparison module. The code generator generates a transaction code. The apparatus has a transmitting unit which provides the transaction code via an unsecured data connection, a receiving unit which receives an external authentication code and command data via the unsecured data connection, and a memory unit which stores data of a predefined private key. Also disclosed is a transmission apparatus for command data. The transmission apparatus has a basic receiving unit which receives the transaction code, an input unit which receives the command data, a basic memory unit which stores the data of the predefined private key, a basic processor unit which has a basic cryptography module, and a basic transmitting unit which provides the external authentication code and the command data via the unsecured data connection. |
| US11757630B2 |
Set up and distribution of post-quantum secure pre-shared keys using extendible authentication protocol
Systems and methods are provided for quantum-resistant secure key distribution between a peer and an EAP authenticator by using an authentication server. The systems and methods include receiving requests for a COMMON-SEED and a quantum-safe public key from a peer and an EAP authenticator. The COMMON-SEED is encrypted using the quantum-safe public key of the peer and the quantum-safe public key of the EAP authenticator, and the encrypted COMMON-SEED is sent to the peer along with a request for a PPK ID from the peer to complete authentication of the peer. The PPK ID is received from the peer, and the encrypted COMMON-SEED and PPK ID is sent to the EAP authenticator. A quantum-resistant secure channel is established between the peer and the EAP authenticator when the peer and the EAP authenticator share the same COMMON-SEED and the same PPK-ID. |
| US11757627B2 |
Cryptoasset custodial system with proof-of-stake blockchain support
Methods and systems for secure storage and retrieval of information, such as private keys, useable to control access to a blockchain, include: receiving, in a cryptoasset custodial system, a request to authorize a staking operation associated with a blockchain, wherein the staking operation is associated with a private key of an asymmetric cryptographic key pair, the private key is usable to control ownership of a cryptoasset recorded in the blockchain, and the private key is securely held in the custodial system; performing, in response to the request, a portion of the proof-of-stake protocol in a hardware security module using logic designed for the protocol, wherein the logic in the hardware security module is configured to authorize the staking operation by digitally signing an associated staking transaction; and sending the digitally signed staking transaction to another computer to effect the staking operation on behalf of the user. |
| US11757624B2 |
Data transfer control device, data transfer control system, and data transfer control method
According to an embodiment, a data transfer control device includes a controller, and the controller generates tag information when the controller receives a tag generation request, and encrypts the tag information, transmits the encrypted tag information to a device that transmits the tag generation request, processes data stored at a predetermined address to generate data for transmission when an address at which the data related to the data transfer request is stored includes the predetermined address, scrambles or encrypts the data for transmission using the tag information, and transmits the scrambled or encrypted data to the device. |
| US11757622B2 |
Determining a change to product information or user information via hashing
A device may determine a price of a product based on first information concerning attributes of the product, and provide the price for display by a user device. The device may generate first hash values based on the first information, where a particular first hash value is associated with a particular attribute, and generate a first bit-string that includes the plurality of first hash values. The device may generate second hash values based on second information concerning the attributes of the product, where a particular second hash value is associated with the particular attribute. The device may generate a second bit-string that includes the second hash values, and determine a change to the particular attribute based on the first bit-string and the second bit-string. The device may determine a new price of the product based on the change, and provide the new price for display by the user device. |
| US11757620B2 |
Cipher system, encryption apparatus, decryption apparatus, cipher method, encryption method, decryption method and program
An encryption system for performing encryption and decryption by a multi-input inner product functional encryption having a function hiding property includes a setup unit configured to generate, taking a vector length m and the number of arguments μ of an inner product function as input, a master secret key msk and a public parameter pp by using a setup algorithm of a single-input inner product functional encryption having a predetermined characteristic and having a function hiding property and a key generation algorithm of a common key encryption satisfying a predetermined condition, an encryption unit configured to generate, taking the master secret key msk, the public parameter pp, an index i of the arguments, and a vector x as input, a ciphertext cti corresponding to the index i by using an encryption algorithm of the single-input inner product functional encryption and an encryption algorithm of the common key encryption. |
| US11757619B2 |
Generating sequences of network data while preventing acquisition or manipulation of time data
Methods, systems, and apparatus, including a method for determining network measurements. In some aspects, a method includes receiving, by a first aggregation server and from each of multiple client devices, encrypted impression data. A second aggregation server receives, from each of at least a portion of the multiple client devices, encrypted conversion data. The first aggregation server and the second aggregation server perform a multi-party computation process to generate chronological sequences of encrypted impression data and encrypted conversion data and to decrypt the encrypted impression data and the encrypted conversion data. |
| US11757618B2 |
Apparatus for processing non-polynomial operation on homomorphic encrypted messages and methods thereof
A method of operating a homomorphic ciphertext is disclosed. The method of operating a homomorphic ciphertext includes receiving a non-polynomial operation command with respect to a homomorphic ciphertext, computing an approximate polynomial function corresponding to the non-polynomial operation, performing an operation of the homomorphic ciphertext using the computed polynomial function, and outputting the operated homomorphic ciphertext, wherein the approximate polynomial function is a second approximate polynomial function which is obtained by extending a first approximate polynomial function to have a second range wider than the first range having a preset accuracy with the non-polynomial operation within a first range. |
| US11757616B2 |
Image encryption method based on improved class boosting scheme
The present invention discloses an image encryption method based on an improved class boosting scheme, which comprises the following steps: acquiring parameters of a hyperchaotic system according to plaintext image information; generating weights required by class perceptron networks through the plain text image information; bringing the parameters into the hyperchaotic system to obtain chaotic sequences, and shuffling the chaotic sequences by a shuffling algorithm; pre-processing the chaotic sequences after shuffling to obtain a sequence required by encryption: and bringing a plaintext image and the sequence into an improved class boosting scheme to obtain a ciphertext image, wherein the improved class boosting scheme is realized based on the class perception networks. The method solves the problems that update and prediction functions in an original boosting network are too simple and easy to predict or the like, so as to obtain the ciphertext image with higher information entropy. |
| US11757614B2 |
Accurate timestamp correction
In one embodiment, a processing apparatus includes processing circuitry to process an event, a timestamping unit to generate a timestamp for the event, at least one register to store at least one parameter describing a hardware state of the processing circuitry, and timestamp correction processing circuitry to compute a time value as a correction to the generated timestamp responsively to the at least one parameter. |
| US11757605B2 |
Inegrated circuits and method for maintaining a channel in an alive state during low power modes
A bidirectional transceiver integrated circuit (IC) includes a transmit circuit configured to transmit during a data transfer mode of operation first data over a first bidirectional communication channel to a link partner. The transmit circuit is configured, during a low power mode of operation, to transmit an encoded refresh signal over the first bidirectional communication channel to the link partner. A receiver circuit is configured to receive during the data transfer mode of operation second data independent of the first data over the first bidirectional communication channel. An encoder is configured, during the low power mode of operation, to encode third data into a refresh signal to generate the encoded refresh signal. |
| US11757601B2 |
User equipment, base station and wireless communication method
Provided are a user equipment, base station and wireless communication methods related to resource determination for UCI in case of BWP switching in NR. A user equipment comprises: a receiver operative to receive, from a base station in a slot, a Downlink Control Information (DCI) for Bandwidth Part (BWP) switching from a first BWP to a second BWP; circuitry operative to drop a Uplink Control Information (UCI) to be transmitted in a BWP switching period of the first BWP, and to determine the earliest available slot of the second BWP or a third BWP, the BWP switching period being from the slot where the DCI for BWP switching is received until starting the second BWP to which the first BWP is switched according to the DCI; and a transmitter operative to transmit the dropped UCI in the determined earliest available slot of the second BWP or the third BWP to the base station. |
| US11757598B2 |
Communications devices, infrastructure equipment and methods
A communications device for use in a wireless communications system comprising an infrastructure equipment and the communications device is provided. The communications device is configured to transmit an uplink channel to the infrastructure equipment in a plurality of allocated subcarriers. The communications device comprises circuitry for one or more modulation symbol repetition blocks, each configured to receive modulated symbols mapped to one of a plurality of modulated symbol sets and to repeat each of the received modulated symbols within each of the plurality of modulated symbol sets, and circuitry for a precoder block configured to carry out a precoder function on the repeated modulation symbols, the precoder function comprising multiplying each of the repeated modulation symbols by an element of a precoder vector to produce precoded symbols. |
| US11757597B2 |
Smart window allocation
Techniques for allocating channel frequencies in remote physical device. The channel frequencies are sorted in a predefined order, wherein each channel frequency has a symbol rate. Further, the channel frequencies are grouped into one or more channel groups, wherein each channel group comprises one or more channel frequencies. The one or more channel groups are prioritized from highest priority to lowest priority. Further, the one or more channel frequencies are allocated starting from highest priority channel group to largest size window based on available slots in the largest size window and till a difference between last channel frequency and first channel frequency falls within frequency span limit of the largest size window. Further, prioritizing and allocating are repeated till remaining one or more channel frequencies of the one or more channel groups are allocated to next available windows or the next available windows are exhausted. |
| US11757591B2 |
One-segment PUCCH formats
A user equipment (UE) that performs control signal transmission according to a single-segment subframe format is described. In an aspect, the UE selects a single-segment subframe format as an uplink transmission format for a subframe instead of a multi-segment subframe format. This selection may be based on an indication received by a network node that the single-segment subframe format is to be used for transmission of the one or more control signals. In addition, the UE transmits the one or more control signals on an uplink control channel using the single-segment subframe format. |
| US11757585B2 |
Data transmission method and related apparatus
This application provides a data transmission method and a related apparatus. The method includes: A network device generates a first physical layer protocol data unit PPDU. The first PPDU includes a first universal-Signaling field U-SIG field and a first extremely high throughput-Signaling field EHT-SIG field, a sum of a quantity of information bits of the first U-SIG field and a quantity of information bits of the first EHT-SIG field is less than or equal to 78 information bits, and at least one of the first U-SIG field and the first EHT-SIG field includes an identifier indication field, where the identifier indication field is used to uniquely identify one station. The network device sends an encoded first PPDU to a station. |
| US11757584B2 |
Transmissions using discrete spectra
Methods, apparatus, and systems for efficiently utilizing scattered narrow spectra without introducing interreference among adjacent frequency bands are described. In one example aspect, a wireless communication method includes determining a set of time-domain symbols by applying an inverse Fourier transform to data modulated on multiple subcarrier groups. Each subcarrier group comprises one or more subcarriers and adjacent subcarrier groups are separated by one or more unused subcarriers, and each symbol has a symbol length of T0. The method includes determining a set of modulated time-domain symbols each having a length of N×T1 by modulating the set of time-domain symbols using a waveform function, where N is a real number greater than 1. The method includes transmitting the set of modulated time-domain symbols. |
| US11757580B2 |
User equipment, base station, and method for modifying demodulation reference signal (DMRS) sequences
Provided by an embodiment of the present invention are a user equipment and base station that may be used in a wireless communication system, or a method performed by the user equipment and the base station. The user equipment according to the embodiment of the present invention includes: a receiving unit that is configured to receive multiple access signature information for the user equipment from a base station, wherein the multiple access signature information includes correction information indicating a reference signal sequence sent with respect to the user equipment; and a control unit that is configured to determine the reference signal sequence of the user equipment according to the received correction information. |
| US11757573B2 |
Method and device for performing HARQ feedback operation in NR V2X
According to an embodiment of the present disclosure, a method for performing sidelink communication by a first device is provided. The method comprises the steps of: transmitting at least one PSSCH to at least one reception device by using at least one sub channel and at least one slot in a resource pool; and receiving at least one HARQ feedback for the at least one PSSCH through at least one PSFCH resource from among M PSFCH resources in the resource pool, wherein the resource pool comprises K PSSCH-associated slots and L sub channels, which are associated with the PSFCH resources, M is greater than or equal to K*L, and K, L, and M may be positive integers. |
| US11757572B2 |
User equipments, base stations and methods for uplink transmission
A user equipment (UE) is described. The UE includes receiving circuity configured to receive a radio resource control (RRC) message comprising a first parameter used for configuring a periodicity. The receiving circuitry is also configured to receive a RRC message comprising a second parameter used for configuring a number of repetitions. The UE also includes transmitting circuitry configured to perform, based on the first parameter and the second parameter, repetitions of transmissions of a transport block. The UE is not expected to be configured with the number of repetitions larger than the number of slots within the period. |
| US11757571B2 |
Controlling data duplication
A method performed by a communication device. The method includes the communication device receiving assistance information, wherein the assistance information comprises at least one of: i) channel sensing statistics information (e.g., LBT failure ratio) and ii) channel occupancy, CO, information related to channel occupancy of a channel. The method further includes the communication device making a decision based on the received assistance information. |
| US11757570B2 |
Physical layer frame format for WLAN
A first portion of a physical layer (PHY) preamble of a PHY data unit is generated for transmission via a communication channel that comprises a plurality of sub-channels. A first portion of the PHY preamble is generated to include a legacy portion and a plurality of first non-legacy signal fields spanning the respective sub-channels. A second portion of a PHY preamble that immediately follows the first portion of the PHY preamble of the PHY data unit is generated to include: a non-legacy short training field spanning all sub-channels in the plurality of sub-channels, a plurality of non-legacy long training fields immediately following the non-legacy short training field, each non-legacy training field spanning all sub-channels in the plurality of sub-channels, and a second non-legacy signal field immediately following the plurality of non-legacy long training fields, the second-legacy signal field spanning all sub-channels in the plurality of sub-channels. |
| US11757569B2 |
Transmitting device for performing an encoding process on an information bit sequence using a coding scheme selected from a coding scheme set
One coding method of a plurality of coding methods including at least a first coding method and a second coding method is selected, an information sequence is encoded by using the selected coding method, and an encoded sequence obtained by performing predetermined processing on the information sequence is modulated and transmitted. The first coding method is a coding method having a first coding rate, for generating a first encoded sequence by performing puncturing processing on a generated first codeword by using a first parity check matrix. The second coding method is a coding method having a second coding rate, for generating a second encoded sequence by performing puncturing processing on a generated second codeword by using a second parity check matrix that is different from the first parity check matrix, the second coding rate after the puncturing process being different from the first coding rate. |
| US11757566B2 |
Method and device in UE and base station for multi-antenna communication
The disclosure provides a method and a device in a User Equipment (UE) and a base station for multi-antenna communication. The UE first monitors a first signaling set in a first time-frequency resource set, then transmits a first radio signal, and finally monitors a second signaling set and a third signaling set in a second time-frequency resource set and a third time-frequency resource set respectively; the first radio signal is used for triggering a monitoring of the second signaling set; and the first radio signal is used for determining that a number of maximum blind decoding times for the third signaling set in the third time-frequency resource set changes from X1 to X3. A new blind decoding mechanism is designed through transmitting the first radio signal, thus the number of blind decoding times of the UE is reassigned, the reception complexity and power consumption of the UE are reduced. |
| US11757563B1 |
Suppression of MCS in response to backhaul constraint
A method and system to control modulation and coding scheme (MCS) used for air-interface communication over an air interface between an access node and one or more user equipment devices (UEs) served by the access node. A method includes detecting that a backhaul connection through which the access node communicates is threshold heavily loaded, and, in response, suppressing the MCS used for air-interface communication over the air interface between the access node and one or more UEs served by the access node. Further, the method could apply in a scenario where multiple access nodes share the backhaul connection, in which case one access node could detect that the backhaul connection is threshold heavily loaded and could responsively cause another access node to suppress MCS used for the other access node's air-interface communication. |
| US11757562B2 |
Remedial action based on inter-packet received power
In order to maintain performance during wireless communication, a transmitting electronic device may selectively perform a remedial action based on a received power in a channel during time intervals between received packets (e.g., due to interference) and/or a metric associated with the measured received power. In particular, when the received power is less than a threshold value (e.g., when the interference is insufficient to stop transmission by the transmitting electronic device), the transmitting electronic device performs the remedial action based on the measured received power and/or the metric. For example, the remedial action may include: selecting a modulation technique; selecting the receiving electronic device; selecting an antenna pattern for the one or more antennas; reducing a transmit power; selecting a data rate; determining a cumulative distribution function; and/or estimating a channel capacity. Next, the transmitting electronic device transmits a packet in the channel to a receiving electronic device. |
| US11757560B2 |
Integration of cellular phone detection and reporting into a prison telephone system
The present subject matter is directed to an apparatus and methodology for monitoring for the occurrence of use of unauthorized telecommunications equipment within a designated area. The present subject matter has particular utility to the corrections environment in that it discloses a methodology for detecting and reporting the unauthorized operation of cellular telephones within a corrections facility. The present technology may be used advantageously in combination with inmate telephone systems to transmit information to appropriate personnel in the form of email messages and/or voice communications by way of telephone local or corrections facility external telephone lines. The present technology also provides for recordation and storage of time, date and location information for detected events. |
| US11757559B2 |
Collaborative signal jamming detection
A method for detecting communication jamming attacks includes collecting, via a processor associated with a base station, local jamming information from a first vehicle and a second vehicle. The local jamming information having an attack time, an attack localization, and an attack frequency. The method further includes building a global jamming map comprising global jamming information, based on the local jamming information, determining, based on the global jamming map, a location of a communication jamming device, and causing to transmit global jamming information to a third vehicle. The global jamming information is associated with the location of the communication jamming device. |
| US11757558B2 |
Systems, devices, and methods for dual polarization recovery
A system comprises a transmitter that generates a combined signal including a first group of optical signals and a second group of optical signals, the first group of optical signals comprising M+X number of optical signals in a first polarization mode, the second group of optical signals comprising N number of optical signals in a second polarization mode, wherein the number of N and M optical signals comprise payload signals, where the X number of optical signals comprises at least one first pilot signal. The system may further include a receiver comprising a polarization recovery device that receives the combined signal and that recovers, from the combined signal, the first group of optical signals with the first polarization mode and the second group optical signals with the second polarization mode based on feedback indicative of at least one signal characteristic of the at least one first pilot signal. |
| US11757557B2 |
Subchannel encoding device, subchannel decoding device, subchannel encoding method, subchannel decoding method, and subchannel multiplexing optical communication system
A subchannel encoding device is configured to include: a probability distribution shaping-encoding unit for dividing M×N (M is an integer of two or more, and N is an integer of one or more) subchannels into N groups, shaping a probability distribution of transmission modulation symbols of each group on the basis of signal-to-noise ratios of the M×N subchannels, and converting an information bit string into a shaped bit string corresponding to the probability distribution of the transmission modulation symbols of each group; a subchannel signal generating unit for generating each subchannel signal in the M×N subchannels from the shaped bit string; and a signal multiplexing unit for multiplexing the M×N subchannel signals generated by the subchannel signal generating unit to generate a subchannel multiplexed signal. |
| US11757556B1 |
Systems and methods for dual-band modulation and injection-locking for coherent PON
An optical communication network includes a downstream optical transceiver. The downstream optical transceiver includes at least one coherent optical transmitter configured to transmit a downstream coherent dual-band optical signal having a left-side band portion, a right-side band portion, and a central optical carrier disposed within a guard band between the left-side band portion and the right-side band portion. The network further includes an optical transport medium configured to carry the downstream coherent dual-band optical signal from the downstream optical transceiver. The network further includes at least one modem device operably coupled to the optical transport medium and configured to receive the downstream coherent dual-band optical signal from the optical transport medium. The at least one modem device includes a downstream coherent optical receiver, and a first slave laser injection locked to a frequency of the central optical carrier. |
| US11757547B1 |
Active inductor implementation in a communication system
An example apparatus as discussed herein includes a first communication circuit and a second communication circuit. A communication link couples the first communication circuit and the second communication circuit. The communication link conveys signals between the first communication circuit and the second communication circuit. The first communication circuit includes a first active inductor set to a first inductance; the first inductance controls a resonant frequency (carrier frequency) of communicating signals from the first communication circuit. The second communication circuit includes a second active inductor set to a second inductance. The second inductance controls a frequency response (such as band-pass resonant frequency) of a band-pass filter in the second communication circuit. The setting of the first inductance and the second inductance aligns the resonant frequency of the transmitted signals with respect to a peak or center frequency passed by the band-pass filter. |
| US11757541B2 |
Radio frequency power detector
A radio frequency (RF) power detector is disclosed. The RF power detector includes an envelope detector having an RF signal terminal and a current mode terminal, wherein the envelope detector is configured to detect peak voltages of an RF signal at the RF signal terminal. Further included is a detector current mirror having a first mirror branch coupled to the current mode terminal and a second mirror branch configured to create a detector current that is proportional to a branch current through the first mirror branch in response to peak voltages detected by the envelope detector. |
| US11757539B2 |
Controlling vibration output from a computing device
Systems, apparatuses, and methods are described for controlling vibrations output by one or more computing devices. A computing device may determine an event, and may also determine, using a noise sensor, an ambient noise level around the computing device. Based on the ambient noise level, the computing device may then select a tactile vibration or an audible sound associated with the event. Also, an intensity level of the vibration or sound may be based on the determined ambient noise level. |
| US11757537B2 |
Power over fiber system
A power over fiber system includes a power sourcing equipment, a powered device, optical fiber cables, optical switches, a detector and a control device. The power sourcing equipment includes a semiconductor laser that oscillates with electric power, thereby outputting feed light. The powered device includes a photoelectric conversion element that converts the feed light into electric power. The optical fiber cables transmit the feed light. The optical switches selectively connect the optical fiber cables. The optical fiber cables and the optical switches can form at least two transmission routes of the feed light. The detector detects a poor transmission point on a transmission route among the transmission routes of the feed light. The control device controls the optical switches so as to form another transmission route among the transmission routes of the feed light in accordance with the poor transmission point, the transmission route bypassing the poor transmission point. |
| US11757533B2 |
Shutdown circuitry for a laser emitter
A shutdown circuit may include a filter, for receiving a laser trigger signal for a laser emitter, that is configured to output a filtered signal. The shutdown circuit may include a logic gate configured to receive the filtered signal and at least one of a first signal based on a signal from a photodiode or a second signal based on a signal from a conductive path. The shutdown circuit may include a flip-flop configured to receive an output of the logic gate and to output an enablement signal that is based on the output of the logic gate, and a driver circuit for a switch configured to control current flow to the laser emitter. The driver circuit may be configured to receive the enablement signal and the laser trigger signal and to output the laser trigger signal based on whether the enablement signal is a first or a second voltage. |
| US11757528B2 |
Supervision of an optical path including an amplifier
Various example embodiments for supporting supervision in optical communication systems are presented. Various example embodiments for supporting supervision in optical communication systems may be configured to support supervision of an optical path including a remote optically pumped amplifier (ROPA) and, thus, supervision of the ROPA. Various example embodiments for supporting supervision of an optical path including a ROPA may be configured to support supervision of the optical path including the ROPA based on a pair of optical supervisory paths configured to extract a pair of optical supervisory signals from an optical path in a first direction and to insert the pair of optical supervisory signals into an optical path in a second direction. Various example embodiments for supporting supervision of an optical path including a ROPA may be configured to support supervision of the optical path including the ROPA based on a pair of optical time-domain reflectometer (OTDR) paths. |
| US11757527B2 |
Collision-free transmission of sensor data of multiple sensors to a satellite
The disclosure relates to a method for transmitting sensor data from multiple sensors to a satellite. In a first phase, which is designated as a registration phase, the satellite registers the sensors in question and allocates each sensor a time window for transmitting the respective sensor data, and in a second phase, which is designated as a transmission phase, the satellite requests the sensor data in the individual sensors in a controlled manner, e.g., according to a list generated by the satellite during the registration phase. Thus, it is possible for satellites to access a ground-based sensor system in an optimized and self-learning manner. The disclosure additionally relates to a satellite suitable for carrying out the aforementioned method. |
| US11757526B1 |
Initial network entry to a communications system
In an embodiment, a user terminal includes a connection manager component configured to generate an initial network entry request; an antenna assembly communicatively coupled to the connection manager and configured, in response to the initial network entry request, to find a satellite based on a search of a sky, wherein the satellite comprises a satellite assigned to downlink to a geographic cell associated with the user terminal; and a media access control (MAC) layer component communicatively coupled to the connection manager, the MAC layer component configured to generate an uplink radio frame including a random access channel (RACH) request associated with the initial network entry request at a particular portion of the uplink radio frame for the satellite, wherein the particular portion is selected by the MAC layer component from among a plurality of portions of the uplink radio frame. |
| US11757525B2 |
Communication system and communication method
A communication system including a mobile station that communicates with a wireless station and moves toward a predetermined destination, and a relay station that relays communication between the mobile station and the wireless station, includes: the mobile station that pauses movement when sensing an obstacle present on a first moving route toward the destination in a case of moving along the first moving route, and moves along a second moving route headed to the destination while avoiding the obstacle when establishing communication between the mobile station and the wireless station via the relay station in a case where the movement is paused; and the relay station that moves so as to keep a position where communication between the mobile station and the wireless station can be relayed according to movement of the mobile station when the mobile station moves along the second moving route. |
| US11757520B2 |
Polarization reconfigurable apparatus, communications device, and polarization reconfiguration method
A polarization reconfigurable apparatus, a communications device, and a polarization reconfiguration method, the apparatus including a signal generation unit, a signal adjustment unit, a digital-to-analog conversion unit, and a transmission unit that are sequentially connected. A signal transmitted by a first port in the transmission unit is orthogonal to a signal transmitted by a second port in the transmission unit. The signal generation unit is configured to generate a first signal. The signal adjustment unit is configured to determine a polarization mode of a to-be-transmitted signal, divide the first signal into two first signals, and adjust an amplitude and a phase of a 1st first signal and an amplitude and a phase of a 2nd first signal based on the determined polarization mode. |
| US11757515B2 |
Size determination for channel state information (CSI) part one and part two transmission of CSI report
Embodiments of a User Equipment (UE), Next Generation Node-B (gNB) and methods of communication are generally described herein. A channel state information (CSI) report may include a CSI part 1 transmission and may be configurable to include a CSI part 2 transmission. The UE may determine a first number of coded modulation symbols per layer to be used for the CSI part 1 transmission on a physical uplink shared channel (PUSCH) without uplink shared channel (UL-SCH) data. The first number of coded modulation symbols per layer may be determined as: a minimum of a first term and a second term if the CSI report includes the CSI part 2 transmission; and the second term if the CSI report does not include the CSI part 2 transmission. |
| US11757514B2 |
Signaling design for joint uplink data and channel state information feedback
A user equipment (UE) may be configured with a first set of indexed timing offsets for determining offsets between uplink grants and uplink data transmissions and a second set of indexed timing offsets for determining offsets between an aperiodic channel state information (CSI) trigger and transmission of an aperiodic CSI report. A UE may receive both an uplink grant for an uplink data transmission and an aperiodic CSI report trigger. The UE may determine a timing offset for transmission of both the uplink data transmission and the aperiodic CSI report. The timing offset may be based at least in part on the first set of indexed timing offsets, the second set of indexed timing offsets, or a third set of indexed timing offsets for joint transmission of uplink data and aperiodic CSI. The UE may transmit the uplink data transmission and the aperiodic CSI report according to the timing offset. |
| US11757513B2 |
Multi-resolution CSI feedback
A method performed by a radio device 6 for Channel State Information (CSI) feedback in a communication system 1 comprising a Radio Access Network (RAN) node 3 comprises receiving, from the RAN node, information about a CSI Reference Signal (RS) resource, a first CSI type and a second CSI type for feedback. The method also comprises receiving, from the RAN node, a CSI feedback request for CSI measurement and feedback of the first CSI type or the second CSI type. The method also comprises measuring CSI of the indicated type based on signals received on the CSI-RS resource. The method also comprises sending, to the RAN node, a CSI report of the requested CSI type. A corresponding method in a RAN node is furthermore presented herein. |
| US11757511B2 |
Ordering of CSI in UCI
Methods and systems for reporting Channel State Information (CSI), including ordering of CSI in Uplink Control Information (UCI), are provided herein. According to one embodiment, a method performed in a wireless device for reporting CSI comprises at least one of: receiving an indication of a resource allocation for an UL transmission; determining, from the indication, a maximum container size for a CSI report; mapping the one or more information bits of a CSI report to a bitstream, optionally such that a first CSI subset is mapped to more significant bits than a second CSI subset; and omitting the one or more least significant bits of the bitstream. |
| US11757509B2 |
Intelligent distributed relay system
Techniques are disclosed for implementing am Intelligent Distributed Relay (IDR). The IDR may advantageously use the best qualities of both amplify-and-forward and decode-and-forward solutions. The advantageously leverages the use of a digital signal processing (DSP) circuitry, which may decode the data and control information. The control information may be used to control IDR behavior (e.g., in the uplink and/or downlink directions) and to enhance its characteristics. |
| US11757508B1 |
Techniques for reporting time-scale capability information in learning adaptive beam weights for millimeter wave systems
Aspects described herein relate to reporting time-scale capability information in learning adaptive beam weights for millimeter wave systems. In one example, a user equipment (UE) may identify a time-scale at which the UE can learn a set of adaptive beam weights for hybrid beamforming communications. The UE may further transmit a dynamic capability indication including information associated with the time-scale at which the UE can learn the set of one or more adaptive beam weights. In another example, a network entity may receive a dynamic capability indication including information associated with a time-scale at which a UE can estimate a set of adaptive beam weights. The network entity may further identify one or more time-scales associated with a set of reference signals to transmit to the UE for beam weight estimation, and transmit a grant for the set of reference signals for the UE to perform the beam weight estimation. |
| US11757507B2 |
Apparatus and method for low overhead frequency-averaged beam pattern feedback in millimeter wave positioning systems
The position of a mobile device is estimated using angle based positioning measurements. The angle based positioning measurements are generated using transmit (Tx) beams or receive (Rx) beams from one or more base stations that generate the beams over an ultra-wide bandwidth, which produces frequency and spatial distortions and impairments in an array gain response. The array gain distribution variation as a function of angle and frequency for the set of beam weights used in beamforming is conveyed to indicate the frequency and spatial distortions. The array gain distribution variation may be provided to the mobile device in assistance data for a sub-band that is only a portion of the allocated bandwidth for the base stations, or as an aggregation of the array gain distribution variation for a plurality of sub-bands of the allocated bandwidth to reduce the overhead in signaling. |
| US11757505B2 |
Ground based beam forming with clustering
A system and method for beamforming includes providing an antenna including feeds, a coverage area including service areas and data streams for each of the service areas; selecting a cluster of M feeds from the feeds; computing, with a GBBF processor (ground based beam former), M×N weights; generating M feed excitations by distributing the N data streams per the M×N weights; switching an array to transfer a respective one of the M feed excitations to a respective one of the M feeds; and beamforming, with the M feeds of the antenna, N beams. In the method, the N beams are each focused on a respective service area of each of the N data streams, the M×N weights improve the transmitting into the respective service area of each of the N data streams, and at least one of the N beams includes a portion of a plurality of the M feed excitations. |
| US11757501B2 |
Technologies for codebook-based feedback and transmissions
The present disclosure provides a method of generating codebook in a wireless communication system with multiple antenna arrays, as well as a wireless communication system, base station and terminal using the codebook for communication. The method comprises steps of: providing a basic codebook which contains multiple pre-coding matrices; and assigning phase offsets to certain pre-coding matrices in the basic codebook to form a codebook with phase offset. The feedback overhead from a client to a base station side is reduced and a good precision of feedback for multi-antenna array is kept by applying the method of generating codebook and using the generated codebook in the wireless communication system, base station and terminal. |
| US11757494B2 |
RFID reader with configuration for either an internal antenna or external antenna
Various example embodiments described herein relate to a method for selecting antennas in an RFID reader. In some examples, the method includes determining that at least one external antenna and internal antenna are connected to the RFID reader; selecting the at least one external antenna and internal antenna; and performing a read operation based on the selected at least one external antenna and internal antenna. |
| US11757493B2 |
Wireless communication between electronic devices in close proximity
A method of communicating between a first electronic communication device of a plurality of electronic communication devices and a wireless communication initiating device for reading the first electronic communication device. The method comprises receiving, at the first electronic communication device, a communication signal from the wireless communication initiating device and determining a first characteristic value relating to the communication signal. The method further comprises receiving at least a second characteristic value relating to a communication signal received by at least a second electronic communication device that is connected to the first electronic communication device and initiating communication with a reading device based on the first and second value. |
| US11757491B2 |
Communication device and method of operating a communication device
In accordance with a first aspect, a communication device is provided, comprising: a transmitter configured to transmit one or more radio frequency signal pulses to an external communication device; a receiver configured to receive one or more response signals in response to the radio frequency signal pulses transmitted by the transmitter; a signal analyzer configured to detect one or more characteristics of the response signals, to compare the detected characteristics with predefined reference characteristics and to generate an output indicative of a result of comparing the detected characteristics with the predefined reference characteristics; a processing unit configured to determine at least one category to which the external communication device belongs based on the output generated by the signal analyzer. In accordance with a second aspect, a corresponding method of operating a communication device is conceived. In accordance with a third aspect, a corresponding computer program is provided. |
| US11757489B2 |
Noise mitigation in single ended links
A data transmission system includes a first circuit, a second circuit, and a reference voltage generation circuit. The first circuit includes a transmitter powered by a first power supply voltage and having an input for receiving a data output signal, and an output. The second circuit includes a receiver powered by a second power supply voltage and having a first input coupled to the output of the transmitter, a second input for receiving a reference voltage, and an output for providing a data input signal. The reference voltage generation circuit forms the reference voltage by mixing a first signal generated by the first circuit based on the first power supply voltage and a second signal generated by the second circuit based on the second power supply voltage. |
| US11757487B2 |
Systems and methods for long range, high-capacity multipoint distance and velocity measurement
A round-trip, spread-spectrum navigation and locating system achieves high capacity and large processing gains in one-to-many and many-to-one configurations using round-trip signaling with frequency division based upon precise responding device carrier frequency offsets. Reduced cross-correlation is achieved by assigning these very small disparate frequency offsets to replies from interrogated devices so that the long-term correlation between disparate reply sequences is reduced almost to that of random noise of equivalent energy. The invention supports simultaneous interrogation of multiple responding devices, which responding devices respond essentially simultaneously at a fixed delay after receiving the query. The originating and/or responding devices may be fixed or mobile, permanently or temporarily deployed, terrestrial, airbourne or space-based with any source of power including batteries and solar without limitation. The signaling may be electromagnetic or acoustic with the potential for under-water use. |
| US11757484B2 |
Radio frequency front-end circuit and mobile terminal
This disclosure provides a radio frequency front-end circuit and a mobile terminal. The circuit includes: a gating switch, separately connected to a first antenna, a second antenna, and a radio frequency circuit module; and a double-pole double-throw switch, separately connected to the gating switch, a third antenna, a fourth antenna, and a first radio frequency circuit, where the radio frequency circuit module is connected to a first target antenna in the first and second antennas via the gating switch, and receives and/or transmits a signal with the first target antenna; or the radio frequency circuit module is connected to a second target antenna in the third and fourth antennas via the gating switch and the double-pole double-throw switch, and receives and/or transmits a signal with the second target antenna; the first radio frequency circuit is connected to one of the third and fourth antennas via the double-pole double-throw switch. |
| US11757482B2 |
Frontend circuit, frontend module, communication apparatus, and multiplexer
A frontend circuit includes a wide-band filter, a transmit filter, and switches. The wide-band filter passes both the receive frequency band of a first communication frequency band and that of a second communication frequency band which is close to or overlaps that of the first communication frequency band. The transmit filter passes the transmit frequency band of the first or second communication frequency band. The switches are capable of simultaneously bringing, into conduction, at least two of multiple filters including the wide-band filter and the transmit filter. In carrier aggregation using the receive frequency bands of the first and second communication frequency bands, the switches simultaneously bring the wide-band filter and the transmit filter into conduction. Thus, in carrier aggregation using signals of multiple communication frequencies simultaneously in communication, attenuation of signals due to signal leakage in two receive frequency bands, which are close to each other, is suppressed. |
| US11757481B1 |
Detecting co-channel interference using cyclic autocorrelation test
Technologies directed to co-channel interference detection using a signal correlation test are described. One method includes receiving a radio frequency (RF) signal and generating digital sample corresponding to the RF signal. The method further includes determining a first correlation coefficient using the digital samples, a first value, and a second value. The first value corresponds to a signal lag parameter and the second value corresponds to a cyclic frequency parameter. The method further includes determining a second correlation coefficient using the digital samples, the first value, and a third value corresponding to the cyclic frequency parameter. The second value and the third value are multiples of a fourth value. The method further includes determining, using the first correlation coefficient and the second correlation coefficient, that first RF signal comprises a first portion from a second communication device and a second portion from a third communication device. |
| US11757478B2 |
Radio frequency module and communication device
A radio frequency module includes: a module board that includes a first principal surface and a second principal surface on opposite sides of the module board; a power amplifier; and a first circuit component. The power amplifier includes: a first amplifying circuit element; a second amplifying circuit element; and an output transformer that includes a primary coil and a secondary coil. An end of the primary coil is connected to an output terminal of the first amplifying circuit element. Another end of the primary coil is connected to an output terminal of the second amplifying circuit element. An end of the secondary coil is connected to an output terminal of the power amplifier. The first amplifying circuit element and the second amplifying circuit element are disposed on the first principal surface. The first circuit component is disposed on the second principal surface. |
| US11757472B1 |
Coarse interleaving
A method includes encoding a sector of data to be written to a data storage device with a single error correcting code (ECC). The sector of data is divided into N individually readable and writeable portions, with N≥2. The individually readable and writeable portions of the sector of data are separated with a space between the portions of the sector of data in a pattern. |
| US11757471B2 |
Transmitting apparatus and bit interleaving method thereof
A transmitting apparatus is provided. The transmitting apparatus includes: an encoder configured to generate a low-density parity check (LDPC) codeword by LDPC encoding of input bits based on a parity check matrix including information word bits and parity bits, the LDPC codeword including a plurality of bit groups each including a plurality of bits; an interleaver configured to interleave the LDPC codeword; and a modulator configured to map the interleaved LDPC codeword onto a modulation symbol, wherein the interleaver is further configured to interleave the LDPC codeword such that a bit included in a predetermined bit group from among the plurality of bit groups constituting the LDPC codeword onto a predetermined bit of the modulation symbol. |
| US11757469B2 |
Compression technique for deep neural network weights
Various embodiments include methods and devices for compression and decompression of weight data sets. Some embodiments may include compressing weight data by receiving a weight data set of binary numbers representing weight values, generating a frame payload including a compressed first frame of a first subset of the weight values in the weight data set, and generating a block of compressed weight data having the frame payload. Some embodiments may include decompressing weight data by retrieving a block of compressed weight data, in which the block of compressed weight data includes a frame header associated with a frame payload, in which the frame header includes a normalization factor indicator, and in which the frame payload includes compressed weight values, and generating a first decompressed frame comprising decompressed weight values of the compressed weight values of the frame payload. |
| US11757467B2 |
Circuits for converting SFQ-based RZ and NRZ signaling to bilevel voltage NRZ signaling
Edge-sensitive, state-based single flux quantum (SFQ) based circuitry and related methods convert return-to-zero (RZ) or non-return-to-zero (NRZ) encoded SFQ-pulse-based signals to bilevel NRZ phase signals that can subsequently be converted to bilevel voltage signals by an output amplifier (OA). The SFQ-based circuitry can be integrated with a current amplification stage of a driver that can be coupled to a stage of the OA. The SFQ-based circuitry can be made to be compatible with RQL-encoded input signals that can be either RZ or NRZ. The SFQ-based circuitry can thus be compatible with both wave-pipelined (WPL) and phase-mode (PML) RQL circuitry. Because the SFQ-based circuitry and related methods are edge-sensitive and state-based, they can function at system clock rates in excess of 1 GHz with reduced glitches and improved bit error rates as compared to other superconducting RZ-NRZ conversion circuitry and methods. |
| US11757465B2 |
Devices and methods for voltage regulation
A converter includes a switched capacitor circuit that includes at least one capacitor and a plurality of main switches to provide an output current in response to an input voltage applied to the switched capacitor circuit. The converter further includes one or more bypass transistor switches to selectively provide an additional output current. The converter includes a common controller that controls the plurality of main switches and the one or more bypass transistor switches. |
| US11757461B2 |
Continuous-time input-stage successive approximation register analog-to-digital converter
The exemplified disclosure presents a successive approximation register analog-to-digital converter circuit that comprises a two-step (e.g., two-stage) analog-to-digital converter (ADC) that operates a 1st-stage successive approximation register (SAR) in the continuous time (CT) domain (also referred to as a “1-st stage CTSAR”) that then feeds a sampling operation location in the second stage. Without a front-end sampling circuit in the 1st-stage, the exemplary successive approximation analog-to-digital converter circuit can avoid high sampling noise associated with such sampling operation and thus can be configured with a substantially smaller input capacitor size (e.g., at least 20 times smaller) as compared to conventional Nyquist ADC with a front-end sample-and-hold circuit. |
| US11757459B2 |
Cascode Class-A differential reference buffer using source followers for a multi-channel interleaved Analog-to-Digital Converter (ADC)
A reference buffer has many legs each with an upper transistor, a lower transistor, and a resistor or current source as a tail device in series. The source or emitter of the upper (lower) transistor generates an upper (lower) reference voltage. This source follower transistor configuration has a low output impedance and high current. The gate or base of the upper (lower) transistors are driven by a first (second) control node. A control leg has an upper transistor, a lower transistor, and a tail device in series. The source and gate, or emitter and base, are connected together for the upper and lower transistors and generate the upper and lower control nodes. Alternately, the gate or base of the upper (lower) transistor is driven by an op amp receiving an upper (lower) bandgap voltage and the upper (lower) control node as negative feedback. |
| US11757455B1 |
Low jitter delay cell
A delay cell for a delay locked loop, DLL, based serial link is disclosed. The delay cell has a first stage and a second stage, wherein an output of the first stage is an input to the second stage, the first stage comprising a resistive digital to analog converter, R-DAC and the second stage comprising a current starved delay cell. |
| US11757454B2 |
Delay synchronization circuit, clock transmission circuit, and clock transmission and reception circuit
A delay synchronization circuit includes a pulse synthesizing circuit to generate a synthesized signal including a first pulse signal synchronized with a reference signal and a second pulse signal synchronized a feedback signal, a VCDL to delay the synthesized signal g and output a delayed synthesized signal, a pulse separation circuit to generate a first separation signal synchronized with a first pulse signal included in the delayed synthesized signal and generate a second separation signal synchronized with a second pulse signal included in the delayed synthesized signal, a circulator to output a first separation signal to a clock reception circuit and then output the first separation signal returned from the clock reception circuit to the pulse synthesizing circuit as the feedback signal, and a delay-amount control circuit to control a delay amount of the delayed synthesized signal according to a phase difference between the reference signal and the second separation signal. |
| US11757451B2 |
Systems and methods for configuration of a configuration bit with a value
The present disclosure is drawn to, among other things, a configuration bit including at least four resistive elements and a voltage amplifier. At least two first resistive elements may be electrically connected in series via a first electrode and at least two second resistive elements may be electrically connected in series via a second electrode. The at least two first resistive elements may be electrically connected in parallel to the at least two second resistive elements via a third electrode and a fourth electrode. The first electrode and the second electrode may be electrically connected to a voltage supply. The third electrode and the fourth electrode may be electrically connected to an input of the voltage amplifier. |
| US11757450B2 |
Random-number generator and random-number generating method
A true random-number generator generating a random variable is provided. A first delay circuit delays an input signal to generate a first delayed signal. A second delay circuit delays the first delayed signal to generate a second delayed signal. A first sampling circuit samples the input signal according to a clock signal to generate a first sampled signal. A second sampling circuit samples the first delayed signal according to the clock signal to generate a second sampled signal. A third sampling circuit samples the second delayed signal according to the clock signal to generate a third sampled signal. An operational circuit generates the random variable and adjusts a count value according to the first sampled signal, the second sampled signal, and the third sampled signal. The operational circuit adjusts the clock signal according to the count value. |
| US11757449B2 |
Magnetoelectric XNOR logic gate device
A magneto-electric (ME) XNOR logic gate device includes a conducting device; and a ME-FET coupled to the conducting device. The ME-FET can be formed of a split gate; a first gate terminal coupled to a first portion of the split gate for receiving a first input signal; a second gate terminal coupled to a second portion of the split gate for receiving a second input signal; a source terminal coupled to a ground line; and a drain terminal coupled to the conducting device. |
| US11757446B2 |
Superconducting DC switch system
A superconducting DC switch system is provided. The superconducting DC switch system comprises one or more Josephson junctions (JJs), and a magnetic field generator that is configured to switch from inducing a magnetic field in a plane of the one or more JJs, and providing no magnetic field in the plane of the one or more JJs. A DC input signal applied at an input of the one or more JJs is passed through to an output the one or more JJs in the absence of an induced magnetic field, and the DC input signal is substantially suppressed at the output of the one or more JJs in the presence of the magnetic field. |
| US11757445B2 |
Sub-threshold current reduction circuit switches and related apparatuses and methods
Sub-threshold current reduction circuit (SCRC) switches and related apparatuses and methods are disclosed. An apparatus includes an electronic circuit, a first set of SCRC switches, and a second set of SCRC switches. The electronic circuit includes first circuitry and second circuitry. The first set of SCRC switches are at one or more SCRC regions of an integrated circuit device including the electronic circuit. The first set of SCRC switches are configured to provide power to the first circuitry. At least one second SCRC switch of the second set of SCRC switches is positioned between one of the first set of SCRC switches and another of the first set of SCRC switches. The second set of SCRC switches is configured to provide power to the second circuitry. |
| US11757442B2 |
Method and switching circuit for connecting and disconnecting current to a load having inductance
A switching circuit has a primary MOSFET switch connected between first and second terminals that are connected to a power line and a load represented as a resistance and inductance. The primary switch is operable by primary control commands to assume a conductive or non-conductive state. Four protection branches are connected in parallel with the primary switch, each having a series connected resistive element and a secondary MOSFET switch operable by branch control commands received at branch command terminals to assume a conductive or non-conductive state. A timing circuit applies branch turn off control commands in sequence to the branch command terminals, each delayed by a different predetermined time interval relative to when a primary turn off control command is applied to the primary switch. |
| US11757437B2 |
Monotonic and glitch-free phase interpolator and communication device including the same
A phase interpolator includes a decoder, a digital-to-analog converter (DAC), and a phase mixer. The decoder generates first and second thermometer codes and a selection signal based on a code. The DAC includes unit cells, determines two of weight signals as first and second target weight signals based on the selection signal, and adjusts a current of the first and second target weight signals by controlling the unit cells based on the first and second thermometer codes and the selection signal. The phase mixer determines two of input clock signals as first and second target clock signals and generates an output clock signal based on the first and second target weight signals and the first and second target clock signals. A phase of the output clock signal is between phases of the first and second target clock signals. The unit cells include different first and second unit cells. |
| US11757436B2 |
System for signal propagation and method of operating the same
An electrical system is provided. The electrical system comprises a first phase lock circuit embedded within a first chip for receiving a first periodic signal having a first frequency. The electrical system comprises a first buffering circuit embedded within the first chip for receiving a second periodic signal having the first frequency, wherein the first buffering circuit is configured to provide a third periodic signal having the first frequency to an output terminal of the first chip. |
| US11757429B2 |
Hybrid filter device and multiplexer
A hybrid filter device (1) includes an acoustic wave device (AD) that includes an acoustic wave resonator and a passive device (PD) that includes an inductor element or an inductor element and a capacitance element. At least one of the acoustic wave device (AD) and the passive device (PD) is mounted on a substrate (20) of the hybrid filter device (1) and the acoustic wave device (AD) and the passive device (PD) are electrically connected to each other. The acoustic wave device (AD) overlaps the passive device (PD) when the hybrid filter device (1) is viewed in a direction perpendicular to one main surface (20a) of the substrate (20). |
| US11757425B2 |
Resonance device and method for producing resonance device
A resonance device that includes a MEMS substrate including a resonator, an upper cover, and a bonding portion that bonds the MEMS substrate to the upper cover to seal a vibration space of the resonator. The bonding portion includes a eutectic layer composed of a eutectic alloy of germanium and a metal mainly containing aluminum, a first titanium (Ti) layer, a first aluminum oxide film, and a first conductive layer consecutively arranged from the MEMS substrate to the upper cover. |
| US11757424B2 |
Band-pass filter
A band-pass filter includes a first input/output port, a second input/output port, a first high-pass filter, a first low-pass filter, and a first stub resonator. The first stub resonator includes a first distributed constant line. The first low-pass filter is provided between the first input/output port and the first high-pass filter in the circuit configuration. The first distributed constant line has a first end connected to a first path connecting the first input/output port and the first low-pass filter, and a second end closest to a ground in the circuit configuration. |
| US11757423B2 |
High harmonic performance radio frequency filter
Disclosed is a radio frequency (RF) filter that vertically integrates an acoustic wave filter with an integrated passive device (IPD) filter. The acoustic wave filter provides selectivity at fundamental frequency band while the IPD filter provides rejection at harmonic frequency bands. |
| US11757419B2 |
Radio frequency power amplifier circuit and gain control method
A radio frequency power amplifier circuit includes a controllable attenuation circuit, an input matching circuit, a drive amplification circuit, an inter-stage matching circuit, a power amplification circuit and an output matching circuit connected in sequence, and respectively configured to switch between a negative gain mode and a non-negative gain mode of the radio frequency power amplifier circuit based on a mode control signal, match the impedance between the controllable attenuation circuit and the drive amplification circuit, amplify a signal, configured to match the impedance between the drive amplification circuit and the power amplification circuit, amplify a signal, and match the impedance between the radio frequency power amplifier circuit and a post-stage circuit. A feedback circuit is connected across the drive amplification circuit, and is configured to adjust a gain. |
| US11757418B2 |
Amplifying circuit
An amplifying circuit including a first gain circuit, a second gain circuit, a Miller capacitor, a positive feedback circuit and a feedforward gain circuit. The second gain circuit is configured to receive a first gain signal from the first gain circuit and generate a second gain signal. The Miller capacitor, the positive feedback circuit and the feedforward gain circuit are electrically coupled between an input terminal and an output terminal of the second gain circuit. The positive feedback circuit is configured to feedback the signal of the output terminal of the second gain circuit to the input terminal of the second gain circuit. The feedforward gain circuit is configured to amplify the first gain signal to output a third gain signal to the output terminal of the second gain circuit. |
| US11757417B2 |
Differential amplifier common-mode rejection ratio and gain trimming circuit
The present invention provides a common-mode rejection ratio and gain trimming circuit of differential amplifier, comprising: a first trimming unit and a second trimming unit coupled between an in-phase input voltage and a reference voltage, wherein the first trimming unit and the second trimming unit are coupled to a positive input terminal of the differential amplifier by means of tap switches; a third trimming unit and a fourth trimming unit coupled between tan inverting input voltage and an output terminal of the differential amplifier, wherein the third trimming unit and the fourth trimming unit are coupled to a negative input terminal of the differential amplifier by means of tap switches; wherein, the first trimming unit, the second trimming unit, the third trimming unit, and the fourth trimming unit comprise: a first trimming resistor string and a second trimming resistor string coupled in series; the first trimming resistor string is coupled in parallel with a first trimming auxiliary resistor string, and the second trimming resistor string is coupled in parallel with a second trimming auxiliary resistor string; wherein, the second trimming resistor string of the first trimming unit is coupled to the second trimming resistor string of the second trimming unit, and the second trimming resistor string of the third trimming unit is coupled to the second trimming resistor string of the fourth trimming unit. |
| US11757415B2 |
High frequency amplifier circuit and communication device
A high frequency amplifier circuit includes an input terminal and an output terminal, transmission power amplifiers that amplify a high frequency signal in first and second frequency bands, each of which is a part of a communication band, at equal to or higher than a prescribed amplification factor, respectively, switches that exclusively switch connection between the input terminal, the transmission power amplifier, and the output terminal, and connection between the input terminal, the transmission power amplifier, and the output terminal, and a transmission filter that is connected between the output terminal and the switch and has a communication band as a pass band, the first frequency band including a frequency band other than the second frequency band, the second frequency band including a frequency band other than the first frequency band. |
| US11757412B2 |
Control of envelope tracker PMIC
A tracker circuit configured to provide a variable supply voltage to a power amplifier (PA) circuit is disclosed. The tracker circuit includes a state machine circuit comprising a plurality of states mapped in accordance with transitions associated with a mapping scheme. In some embodiments, the plurality of states of the state machine circuit identify one or more operational modes associated with the tracker circuit, wherein at least one operational mode comprises one or more voltage levels respectively associated therewith. In some embodiments, the one or more operational modes includes at least two active operational modes. In some embodiments, a transition between the one or more operational modes of the tracker circuit is controlled by a digital selection signal received from a digital communication interface associated therewith. |
| US11757408B2 |
Electric field detector
An electrical field detector includes an electromechanical oscillator, part of which is included of a piezoelectric element, a frequency measuring device which is coupled to the oscillator so as to measure the oscillation frequency, and an electrical masking assembly. The electrical masking assembly is arranged close to the piezoelectric element so that, during an use of the detector, the piezoelectric element moves by vibrating relative to the electrical masking assembly. A variable part of the piezoelectric element is thus exposed to the electrical field to be measured. A change in the oscillating frequency then forms an electrical field measurement result. |
| US11757406B2 |
Oscillator circuit
An oscillator circuit is provided, which relates to the field of electronic technologies, to improve performance of an oscillator. The oscillator circuit includes: a first amplifier (Am1) and a second amplifier (Am2), where the first amplifier (Am1) and the second amplifier (Am2) are switchable, and the oscillator circuit is operable in an inductive feedback mode or a negative resistance mode through switching. The oscillator circuit further includes a capacitive element and an inductive element, where the inductive element includes a tapped inductor that includes four terminals (V1, V2, V3, and V4), two of the four terminals are coupled to differential inputs of the first amplifier (Am1) and differential outputs of the second amplifier (Am2), and the other two terminals are coupled to differential outputs of the first amplifier (Am1). |
| US11757405B2 |
Oscillator circuit
An oscillator circuit includes an amplifier including a first transconductance amplifier and a second transconductance amplifier; and a resonator including a capacitor element and an inductor element. The capacitor element includes a first capacitor and a second capacitor, the inductor element includes a tapped inductor, the tapped inductor includes a first segment of inductor and a second segment of inductor, and the first segment of inductor and the second segment of inductor are coupled using the first capacitor. The first segment of inductor includes a first terminal and a second terminal coupled to an input terminal and an output terminal of the first transconductance amplifier respectively. The second segment of inductor includes a third terminal and a fourth terminal coupled to an input terminal and an output terminal of the second transconductance amplifier, respectively. |
| US11757401B2 |
Solar boat with adjustable angle of solar panel
A solar boat with an adjustable angle of a solar panel of the present disclosure comprises: a cabin unit; a boat body provided below the cabin unit and including a first fixing unit and a second fixing unit; a solar panel unit provided above the cabin unit and configured to convert solar energy into electrical energy; a first pole provided with a first connector at an upper end thereof and connected to a front left bottom of the solar panel unit via the first connector, and provided with a second connector at a lower end thereof and connected to the boat body via the second connector; a second pole provided with a third connector at an upper end thereof and connected to a front right bottom of the solar panel unit via the third connector, and provided with a fourth connector at a lower portion thereof and connected to the boat body via the fourth connector; a third pole provided with a fifth connector at an upper end thereof and connected to a rear left bottom of the solar panel unit via the fifth connector, provided with a sixth connector at a lower portion thereof and connected to the boat body via the sixth connector, and provided with a seventh connector below the sixth connector and connected to an upper end of a first adjustment unit via the seventh connector; a fourth pole provided with an eighth connector at an upper end thereof and connected to a rear right bottom of the solar panel unit via the eighth connector, provided with a ninth connector at a lower portion thereof and connected to the boat body via the ninth connector, and provided with a tenth connector below the ninth connector and connected to an upper end of a second adjustment unit via the tenth connector; the first adjustment unit connected to the seventh connector at an upper end thereof, provided with an eleventh connector at a lower end thereof and connected to the first fixing unit via the eleventh connector, and being adjustable in its length; and the second adjustment unit connected to the tenth connector at an upper end thereof, provided with a twelfth connector at a lower end thereof and connected to the second fixing unit via the twelfth connector, and being adjustable in its length, and has the effects that can perform efficient solar power generation according to the surrounding environment or the direction of sunlight by enabling the angle adjustment of the solar panels installed on the roof of the solar boat, and that can reduce the volume of the solar boat when anchored, and can resolve the problem of taking up a lot of space by the fixed solar panels when anchored by enabling the angle adjustment of the solar panels installed on the roof of the solar boat and the storage thereof into the boat body. |
| US11757394B2 |
Motor control device and motor system
The present application provides a motor control device capable of suppressing noise. A motor control device includes a control unit configured to generate a PWM signal corresponding to each phase (U, V, W) of a motor, an inverter circuit configured to drive the motor, based on the PWM signal, and a current detector connected to a direct-current line of the inverter circuit in series. The control unit includes a current detection unit, a duty cycle setting unit configured to set a duty cycle, based on a detection result of the current detection unit, and a PWM signal generation unit configured to generate the PWM signal. The PWM signal of each phase has a signal level changing at a timing according to the set duty cycle in a first period in one cycle of the PWM signal and has a signal level changing at a different fixed timing in the second period in one cycle of the PWM signal. The current detection unit detects a current (Sd) of the current detector in the second period. |
| US11757392B2 |
Controller and program
Provided are a controller and a program with which it is possible to easily output the state of mechanical loss in an induction motor. A controller for controlling industrial machinery that has an induction motor comprises: an electric power cutoff unit that cuts off the supply of electric power to the induction motor; a speed acquisition unit that acquires the speed of the induction motor; an acceleration calculation unit that calculates acceleration on the basis of the acquired speed; a moment-of-inertia acquisition unit that acquires the moment of inertia of a spindle of the induction motor; a mechanical loss calculation unit that calculates mechanical loss in the induction motor on the basis of the acquired speed, the calculated acceleration, and the acquired moment of inertia; and an output unit that outputs the calculated mechanical loss. |
| US11757387B2 |
Resistance determination in an electric motor assembly
An electric motor assembly is configured to determine a motor winding resistance value. Predicted values are determined for a first and second position of motor commutator sections relative to the motor brushes, with at least one of the brushes contacting different numbers of the sections in the first position and the second position. The predicted values are based on a temperature value measured by the temperature sensor and a predetermined dependence of variation of the motor resistance dependent on the temperature value. An electric motor current value is measured by a current sensor when the electric motor is substantially at standstill. A selection is made between different factors for determining the motor resistance value using the electric current value, dependent on which of the predicted values most closely corresponds to the electric current value. The motor resistance is determined using said electric current value according to the selected factor. |
| US11757381B2 |
Lens barrel and imaging device with element and elastic body for producing vibration wave
A lens barrel includes an element displaced by application of voltage; an elastic body having a contact surface coming into contact with the element, a drive surface to produce a vibration wave by displacement of the element, and a plurality of grooves; a moving element come into contact with the drive surface and rotated by the vibration wave; an annular ring rotated by rotating of the moving element; and a lens moved in an optical axis direction by rotating of the annular ring; wherein the element mainly contains a material having potassium sodium niobate, potassium niobate, sodium niobate, or barium titanate, wherein a value of [(T/B)÷W] is in a range of 0.84 to 1.94, where T represents a depth of the groove, B represents a distance from a bottom part of the groove to the contact surface, and W represents a radial width of the elastic body. |
| US11757380B2 |
Driving device including movable part, base member, driving section configured to drive the movable part, and pedestal to which the base member is fixed
A driving device that can be prevented from being damaged is provided. Abase member includes a frame-shaped part that rotatably supports a movable part via a shaft part provided on an inner circumference side of the frame-shaped part, and an elastic structural part extending to an outer circumference side of the frame-shaped part. The elastic structural part of the base member is joined to the pedestal, and this allows the difference in amount of thermal deformation generated on the base member and the pedestal to be absorbed by deformation of the elastic structural part, thereby preventing the driving device from being damaged. |
| US11757379B2 |
Device for converting energy in the atmosphere and method for manufacturing the same
A device for converting electrical energy from electrically charged particles, which includes a positive electrode, the positive electrode includes a composition arranged in a plate shape, the composition includes a binding agent and a filler, wherein the filler is dispersed through the binding agent, and the filler includes at least titanium dioxide and activated carbon particles. The device further includes a negative electrode, arranged in a plate shape, the negative electrode includes a metal alloy, wherein the metal alloy includes aluminium, and magnesium. The device further includes a gas permeable insulator. The positive electrode, the gas permeable insulator and the negative electrode are stacked into a laminated structure. The gas permeable insulator is arranged as an intermediate layer between the positive electrode and the negative electrode. |
| US11757378B1 |
Micromechanical arm array in micro-electromechanical system (MEMS) actuators
A micromechanical arm array is provided. The micromechanical arm array comprises: a plurality of micromechanical arms spaced from each other in a first horizontal direction and extending in a second horizontal direction, wherein each micromechanical arm comprises a protrusion at a top of each micromechanical arm and protruding upwardly in a vertical direction; a plurality of protection films, each protection film encapsulating one of the plurality of micromechanical arms; and a metal connection structure extending in the first horizontal direction. The metal connection structure comprises: a plurality of joint portions, each joint portion corresponding to and surrounding the protrusion of one of the plurality of micromechanical arms; and a plurality of connection portions extending in the first horizontal direction and connecting two neighboring joint portions. |
| US11757377B2 |
Power conversion device
A power conversion device includes: a power converter connected to an AC grid to which a load is connected; and a control circuit. The control circuit includes a harmonic compensation unit that includes a current command generation unit and a limit coefficient calculation unit and compensates for harmonic current contained in load current. The current command generation unit generates compensation current desired values for respective frequency components, and corrects the compensation current desired values using corresponding limit coefficients, to generate compensation current commands for respective frequency components. The limit coefficient calculation unit calculates each limit coefficient, on the basis of the compensation current desired value for each frequency component, and maximum voltage and maximum current that the power converter can output. |
| US11757371B1 |
Pulse-width modulation for high-efficiency power conversion
Methods, circuits, and devices for power conversion are disclosed. In some embodiments, the device comprises a circuit comprising a first, second, and third leg. Each leg may comprise two switches. The first leg is switched at a first frequency to generate a first signal, and the second leg is switched at a second frequency lower than the first frequency to generate a second signal. The third leg is switched by a neutral leg control signal to generate a third signal. The circuit generates an output power signal (e.g., a split-phase power signal) based on the first signal, second signal, and the third signal. |
| US11757365B2 |
Dynamic transient control in resonant converters
A converter includes a switching stage including first and second primary transistors, a resonant stage connected to the switching stage, a transformer including a primary winding connected to the resonant stage, a rectifying stage connected to a secondary winding of the transformer and including first and second synchronous rectifiers, and a controller. The controller is configured and/or programmed to operate in a steady-state mode in which an output voltage of the converter is regulated by varying a switching frequency of the first and second primary transistors and of the first and second synchronous rectifiers and a synchronous-rectification control mode in which the output voltage is regulated when an output-voltage overshoot is detected by switching the first and second primary transistors and the first and second synchronous rectifiers at a fixed switching frequency and by varying a duty cycle of the first and second synchronous rectifiers. |
| US11757362B2 |
Power supply circuit and power supply control method
The invention disclose a power supply circuit. The power supply circuit includes one or a plurality of first-stage voltage conversion circuits and one or a plurality of second-stage voltage conversion circuits; an input end of the first-stage voltage conversion circuit is coupled to a power supply; the first-stage voltage conversion circuit is configured to convert a first voltage received at the input end into a second voltage, where the second voltage is less than the first voltage; an input end of the second-stage voltage conversion circuit is coupled to an output end of the first-stage voltage conversion circuit; the second-stage voltage conversion circuit is configured to convert the second voltage into a third voltage, and supply the third voltage to a load. |
| US11757354B2 |
Charge pump circuit
A charge pump circuit is provided. The charge pump circuit includes a first transistor, a first capacitor, a second transistor, and a second capacitor. The first transistor has a first end and a second end. The first capacitor has a first end and a second end. The second end of the first capacitor is electrically connected to the second end of the first transistor. The second transistor has a first end and a second end. The first end of the second transistor is electrically connected to the second of the first transistor. The second capacitor has a first end and a second end. The first end of the second capacitor is electrically connected to the second end of the second transistor. |