| Document | Document Title |
|---|---|
| US11877521B2 |
Flexible multi-filament high temperature superconducting cable
A multi-filament high temperature superconducting cable having improved AC current carrying capacity, quench resistance and flexibility. The multi-filament cable is formed from a plurality of stacked exfoliated filaments which provide current sharing between adjacent superconducting layers. |
| US11877520B2 |
Magnetoresistive random access memory having a ring of magnetic tunneling junction region surrounding an array region
A semiconductor device includes a substrate having an array region defined thereon, a ring of magnetic tunneling junction (MTJ) region surrounding the array region, a gap between the array region and the ring of MTJ region, and metal interconnect patterns overlapping part of the ring of MTJ region. Preferably, the array region includes a magnetic random access memory (MRAM) region and a logic region and the ring of MTJ region further includes a first MTJ region and a second MTJ region extending along a first direction and a third MTJ region and a fourth MTJ region extending along a second direction. |
| US11877519B2 |
Semiconductor device manufacturing method
A semiconductor device manufacturing method, wherein the etching apparatus used includes a sample loading chamber (15), a vacuum transition chamber (14), a reactive ion plasma etching chamber (10), an ion beam etching chamber (11), a film coating chamber (12), and a vacuum transport chamber (13). Without interrupting the vacuum, reactive ion etching is first adopted to etch to an isolation layer (102); then, ion beam etching is performed to etch into a fixed layer (101) and stopped near a bottom electrode metal layer (100), leaving only a small amount of the fixed layer (101); subsequently, reactive ion etching is adopted to etch to the bottom electrode metal layer (100); and finally, ion beam cleaning is performed to remove metal residues and sample surface treatment, and coating protection is performed. |
| US11877515B2 |
Actuator and tactile sensation providing apparatus
An actuator and tactile sensation providing apparatus include an actuator including a piezoelectric element, a vibration plate, and a support. The vibration plate has the piezoelectric element joined thereto and vibrates in accordance with displacement of the piezoelectric element. The support supports the vibration plate and is configured so that an end of the vibration plate is displaced more in a longitudinal direction than in a normal direction of the vibration plate in accordance with displacement of the piezoelectric element. The angle between the vibration plate and the support is acute. The tactile sensation providing apparatus can further include an object of vibration configured to provide a tactile sensation to a user by vibration of the vibration plate being transmitted to the object of vibration. |
| US11877514B2 |
Method for producing a crystalline layer of PZT material by transferring a seed layer of SrTiO3 to a silicon carrier substrate and epitaxially growing the crystalline layer of PZT, and substrate for epitaxial growth of a crystalline layer of PZT
A process for producing a crystalline layer of PZT material, comprising the transfer of a monocrystalline seed layer of SrTiO3 material to a carrier substrate of silicon material, followed by epitaxial growth of the crystalline layer of PZT material. |
| US11877511B2 |
Materials for organic light emitting devices
The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds. |
| US11877504B2 |
Mechanically robust and self-healable perovskite solar cells
A perovskite-polymer composite comprising a perovskite and a polymer, wherein the polymer has a structural unit comprising a thiourea (—HN(C═S)NH—) fragment and a (—R1—O—R2—) fragment, wherein R1 and R2 are each independently a C1-C6 alkyl or a cycloalkyl linker; a mechanically robust and self-healable solar cell comprising same; and a method of making same. |
| US11877502B2 |
Flexible display device
A flexible display device is provided, including a flexible display panel which includes a display area, a bending area and a bonding area, wherein the bending area is located between the display area and the bonding area; a first backplate located on a non-display surface of the display area; and a second backplate located on a non-bonding surface of the bonding area; wherein at least one of the first backplate and the second backplate is defined as a backplate structure, the backplate structure comprises a supporting layer and a porous material layer, and the porous material layer is adhered to the flexible display panel at an end of the bending area. |
| US11877501B2 |
Post-processing method of quantum dot light-emitting diode
A post-processing method of a quantum dot light-emitting diode, which includes the following steps: providing a quantum dot light-emitting diode, the quantum dot light-emitting diode includes a cathode and an anode arranged oppositely, and a quantum dot light-emitting layer arranged between the cathode and the anode; energizing the cathode and anode of the quantum dot light-emitting diode, and performing a light irradiation treatment on the quantum dot light-emitting diode. |
| US11877499B2 |
Vapor deposition mask, manufacturing method for vapor deposition mask, and manufacturing method for display device
A vapor deposition mask includes a front surface, a back surface opposite to the front surface, and inner surfaces defining the respective mask holes. Each mask hole extends between the front surface and the back surface. In a plan view of the front surface, each mask hole includes a large opening, which is located at the front surface, and a small opening, which is located inside the large opening. At least a section of each mask hole has a shape of an inverted frustum extending between the large opening and the small opening. Each inner surface includes a stepped surface spreading from the small opening toward the large opening. |
| US11877490B2 |
Light emitting display apparatus
A light emitting display apparatus includes a substrate including a plurality of sub-pixels, an overcoating layer on the substrate and having a base portion and a protrusion portion, a first electrode disposed to cover the base portion and a side portion of the protrusion portion at the plurality of sub-pixels, a bank layer covering a portion of the first electrode and the overcoating layer, a light emitting layer and a second electrode on the first electrode and the bank layer at the plurality of sub-pixels, and a cut-off layer on the second electrode to overlap the bank layer. |
| US11877488B2 |
Display panel, driving method and display device
A display panel, driving method and display device, where the display panel includes: a substrate (100) that includes a first display area (A1) and a second display area (A2); a pixel circuit layer positioned in the second display area (A2) of the substrate (100) and including multiple pixel circuits; a light-emitting device layer positioned on one side of the pixel circuit layer that is away from the substrate (100) and including multiple active light-emitting devices (120) and multiple passive light-emitting devices (130), where the multiple active light-emitting devices (120) are arranged in the second display area (A2) and each of the pixel circuits is electrically connected to at least one active light-emitting device (120), and the multiple passive light-emitting devices (130) are arranged in an array in the first display area (A1). |
| US11877486B2 |
Display device including a control line
A display device includes a scan line extending in a first direction. A plurality of data lines cross the scan line. A driving voltage line crosses the scan line. An active pattern includes a plurality of channel regions and a plurality of conductive regions. A control line is connected to the plurality of data lines and the driving voltage line. The active pattern includes a shielding part overlapping at least one data line of the plurality of data lines. The control line includes a plurality of main line parts each extending in the first direction, and a detour part connecting two adjacent main line parts of the plurality of main line parts to each other. The detour part extends along a periphery of the active pattern and crosses the at least one data line of the plurality of data lines. |
| US11877481B2 |
Display device having a sensor area
A display device includes a display panel including a main area and a sensor area. Sensor devices overlap the sensor area of the display panel in a thickness direction of the display panel. The display panel includes first subpixels, which are disposed in the sensor area, and second subpixels, which are disposed in the main area. The number of transistors of each of the first subpixels is different from the number of transistors of each of the second subpixels. |
| US11877476B2 |
Display substrate and preparation method thereof, and display apparatus
Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a microcavity structure layer and a light emitting structure layer that are stacked, a reflective electrode being disposed in the microcavity structure layer, a groove being disposed on a surface of the microcavity structure layer, the light emitting structure layer including a first electrode disposed in the groove, and the first electrode being connected to the reflective electrode. |
| US11877475B2 |
Display panel including storage capacitor and method for manufacturing same
A display panel and a method for manufacturing the same are provided. The display panel comprises a thin film transistor array substrate, a storage capacitor, and a light-emitting element, wherein the thin film transistor array substrate comprises a driving thin film transistor and a switching thin film transistor, the driving thin film transistor and the switching thin film transistor are electrically connected, the driving thin film transistor and the light-emitting element are electrically connected, and the storage capacitor comprises a conductive portion of a first active layer of the switching thin film transistor and an anode of the light-emitting element. |
| US11877474B2 |
Display device capable of preventing external light reflection
A display device may include a display panel having a first region and a second region having a transmittance lower than a transmittance of the first region, the display panel including a substrate and a pixel layer disposed on the substrate, and an anti-reflection layer disposed on one side of the substrate in an area corresponding to the first region. The anti-reflection layer may include a first anti-reflection pattern including first metal anda second anti-reflection pattern disposed on the first anti-reflection pattern and including molybdenum oxide (MoOx) and oxide of second metal other than molybdenum. |
| US11877470B2 |
Display module including fluid material filled accamodation space
A display module is provided, which includes a display panel and a support structure. The display panel includes a bending region, and the support structure includes a first encapsulation layer, support plates, and a second encapsulation layer sequentially disposed on the display panel. An accommodation space is defined among the first encapsulation layer, the support plates, and the second encapsulation layer, the accommodation space is positioned corresponding to the bending region, and a fluid material is arranged in the accommodation space. |
| US11877469B2 |
Display device and manufacturing method thereof
A display device may include a display substrate, an encapsulation substrate, and a sealing member. The display substrate may include a pixel defining layer. The sealing member may include a first portion having an inner portion between the display substrate and the encapsulation substrate and overlapping an edge portion of the pixel defining layer and an outer portion extending from the inner portion and located outside the inner portion; and a second portion between the outer portion and the display substrate. |
| US11877466B2 |
Substrate for display
A substrate for a display, according to one embodiment, comprises: one surface; another surface which is the reverse of the one surface; a first area; and second areas, wherein the one surface is folded so as to face itself, the first area is defined as a folding area, and the second areas are defined as unfolding areas. The substrate for a display comprises a first layer, and a second layer which is disposed on the first layer, wherein the first area of the first layer comprises a plurality of first holes or first grooves, the first layer is an etch layer, and the second layer is an etch stopper layer. |
| US11877464B2 |
Organic light emitting element
Provided is an organic light emitting device that includes an anode, a cathode provided to face the anode, and one or more light emitting units provided between the anode and the cathode, wherein the organic light emitting device includes a charge generation layer provided between the anode and the one light emitting unit, or between the two light emitting units adjacent to each other among the light emitting units, the charge generation layer comprises a p-type charge injection layer, a p-type charge generation layer, or a layer which simultaneously injects and generates p-type charges, and the p-type charge injection layer, the p-type charge generation layer, or the layer which simultaneously injects and generates p-type charges has electric conductivity of 1×10−6 S/cm or more. |
| US11877461B2 |
Light emitting diode device, display panel, display device, and manufacturing method
Embodiments of the present disclosure provide a light emitting diode device, a display panel, a display device, and a manufacturing method. The light emitting diode device includes: a base substrate; a first electrode disposed on one side of the base substrate; a carrier functional layer disposed on one side, facing away from the base substrate, of the first electrode; a quantum dot light emitting layer disposed on one side, facing away from the first electrode, of the carrier functional layer, having a molecular chain structure inside, where the molecular chain structure is formed by atom transfer radical polymerization of a first reactant and a modified molecule, the first reactant undergoes atom transfer radical polymerization with the modified molecule through a ligand molecule A, and in an initial state, the modified molecule is connected to one surface, facing the quantum dot light emitting layer, of the carrier functional layer; and a second electrode disposed on one side, facing away from the carrier functional layer, of the quantum dot light emitting layer. |
| US11877459B2 |
Light detecting element
This light detecting element has a simple configuration, and is highly sensitive to a prescribed wavelength region. The light detecting element comprises a positive electrode, a negative electrode, and an active layer that is provided between the positive electrode and the negative electrode, and that includes a p-type semiconductor material and n-type semiconductor material. The thickness of the active layer is at least 800 nm. The weight ratio between the p-type semiconductor material and the n-type semiconductor material included in the active layer (p/n ratio) is at most 99/1. The work function of the negative electrode side surface in contact with the active layer is lower than the absolute value of the LUMO energy level of the n-type semiconductor material. |
| US11877458B2 |
RRAM structures in the BEOL
A Resistive Random-Access Memory (RRAM) has an internal electrode; a high k dielectric layer surrounding and in contact with the internal electrode; a lower substrate; and a trench having three or more trench sides disposed within the lower substrate; and one or more interconnects each with an interconnect side. The interconnect side forms part of one of the trench sides. The internal electrode and the high k dielectric layer are disposed within the trench with the interconnect side in contact with the high k dielectric layer. In some embodiments, an external electrode is between and electrically connected to the high k dielectric layer and the internal electrode. The external electrode then forms the electrical connection between the high k dielectric and the interconnect side. Multiple embodiments are disclosed including RRAMs created in multiple substrates; different RRAM configurations; and dual, three-wire RRAMs with two interconnects. Arrays of RRAMs and methods of making are also disclosed. |
| US11877456B2 |
Memory cell of non-volatile memory
A memory cell of a non-volatile memory includes a memory element. The memory element is a transistor. The memory element includes an asymmetric spacer. In the memory element, a channel under the wider part of the spacer is longer. When the program operation of the memory element is performed, more carriers are injected into a charge-trapping layer of the spacer through the longer channel. Consequently, the program operation of the memory element is performed more efficiently, and the time period of performing the program operation is reduced. |
| US11877453B2 |
Three-dimensional memory devices and fabricating methods thereof
A three-dimensional (3D) memory device is disclosed. The 3D memory device comprises an alternating layer stack on a substrate, a plurality of channel holes penetrating the alternating layer stack, a channel structure in each channel hole, and a top selective gate cut structure having a laminated structure and located between two rows of channel structures. |
| US11877452B2 |
Three-dimensional memory device including laterally-undulating memory material layers and methods for forming the same
A memory device includes an alternating stack of insulating layers and electrically conductive layers located over a substrate, a memory opening vertically extending through the alternating stack, and a memory opening fill structure located in the memory opening and including a vertical semiconductor channel and a memory material layer. A vertical stack of insulating material portions can be provided at levels of the insulating layers to provide a laterally-undulating profile to the memory material layer. Alternatively, a combination of inner insulating spacers and outer insulating spacers can be employed to provide a laterally-undulating profile to the memory material layer. |
| US11877446B2 |
Three-dimensional memory device with electrically conductive layers containing vertical tubular liners and methods for forming the same
A three-dimensional memory device includes an alternating stack of insulating layers and electrically conductive layers, memory openings vertically extending through the alternating stack, and memory opening fill structures located within the memory openings. Each of the electrically conductive layers includes a metallic fill material layer and a plurality of vertical tubular metallic liners laterally surrounding a respective one of the memory opening fill structures and located between the metallic fill material layer and a respective one of the memory opening fill structures. The tubular metallic liners may be formed by selective metal or metal oxide deposition, or by conversion of surface portions of the metallic fill material layers into metallic compound material portions by nitridation, oxidation, or incorporation of boron atoms. |
| US11877445B2 |
Integrated assemblies and semiconductor memory devices
Some embodiments include an integrated assembly having a CMOS region. Fins extend across the CMOS region and are on a first pitch. A circuit arrangement is associated with the CMOS region and includes segments of one or more of the fins. The circuit arrangement has a first dimension along a first direction. A second region is proximate the CMOS region. Conductive structures are associated with the second region. The conductive structures extend along a second direction different than the first direction. Some of the conductive structures are electrically coupled with the circuit arrangement. The conductive structures are on a second pitch different from the first pitch. A second dimension is a distance across said some of the conductive structures along the first direction, and the second dimension is substantially the same as the first dimension. |
| US11877443B2 |
Semiconductor device including a single crystal contact
A semiconductor memory device includes a substrate including an element separation film and an active region defined by the element separation film, a bit line structure on the substrate, a trench in the element separation film and the active region, the trench on at least one side of the bit line structure and including a first portion in the element separation film and a second portion in the active region, a bottom face of the first portion placed above a bottom face of the second portion, a single crystal storage contact filling the trench, and an information storage element electrically connected to the single crystal storage contact. |
| US11877440B2 |
Bit line structure including ohmic contact and forming method thereof
The disclosure relates to a buried bit line and a forming method thereof, the buried bit line is formed in a bit line slot of a substrate, the buried bit line includes a first bit line layer formed in the bit line slot, a first blocking layer and a second bit line layer. A top of the first bit line layer is lower than a surface of the substrate. The first blocking layer is at least partially formed between the first bit line layer and an inner wall of the bit line slot. The second bit line layer is formed in the bit line slot and configured to communicate the first bit line layer with a drain region in the substrate. |
| US11877435B2 |
Semiconductor structure having air gap
The present disclosure provides a semiconductor structure and a method of manufacturing the semiconductor structure. The semiconductor structure includes a first bit line on a substrate; a contact adjacent to the first bit line on the substrate, wherein a first distance between a top portion of the contact and the first bit line is less than a second distance between a lower portion of the contact and the first bit line; a dielectric layer, disposed conformally over the first bit line, the substrate, and the contact; and a first air gap, sealed by the dielectric layer and defined by the first bit line, the substrate and the contact. |
| US11877434B2 |
Microelectronic devices having features with a fin portion of different sidewall slope than a lower portion, and related methods and electronic systems
A method of forming a microelectronic device structure comprises exposing a silicon structure to an etching chemistry at a first bias voltage of greater than about 500 V to form at least one initial trench between sidewalls of features formed in the silicon structure. The method also comprises exposing at least the sidewalls of the features to the etching chemistry at a second bias voltage of less than about 100 V to remove material from the sidewalls to expand the at least one initial trench and form at least one broader trench without substantially reducing a height of the features. Related apparatuses and electronic systems are also disclosed. |
| US11877432B2 |
Capacitor structure and method of preparing same
A capacitor structure and a method of preparing the same are provided. The method includes the followings. A substrate is provided. A stacked layer is formed on the substrate. A plurality of first via holes penetrating through the stacked layer are formed. The first via hole is filled with a conductive material to form a conductive pillar. A plurality of second via holes penetrating through the stacked layer are formed at a preset radius with the conductive pillar as an axis. The second via hole surrounds the conductive pillar circumferentially. The second via hole is filled with the conductive material to form an annular top electrode with a second gear. |
| US11877428B2 |
Modular horizontal rack manifold for liquid cooling
A modular manifold system for liquid cooling in information handling system includes first and second horizontal manifolds, and a drip tray. The first horizontal manifold includes a first group of quick-disconnects and a first main water connector. The first main water connector extends away from a first end of the first horizontal manifold. The second horizontal manifold includes a second group of quick-disconnects and a second main water connector. The second main water connector extends away from a second end of the second horizontal manifold. The drip tray is connected to a third surface of the second horizontal manifold, and extends away from the second horizontal manifold in a direction perpendicular to the second surface. The drip tray catches any water leaked from one or more of the first and second quick-disconnects. |
| US11877423B2 |
Battery thermal management with large area planar heat pipes
A thermal management system to cool one or more battery packs of a battery system may include a heat pipe arrangement that includes a plurality of heat pipes, having a planar configuration, in thermal contact with the one or more battery packs to draw heat therefrom, and a heat sink arrangement that includes a plurality of heat sinks, in thermal contact with two or more edges of the heat pipe arrangement, to dissipate heat away from the heat pipe arrangement. |
| US11877420B2 |
HPC computing unit comprising a top tray comprising secondary electronic components
A computing unit configured to be mounted in a HPC cabinet comprising an external body and an internal body. The internal body includes a bottom tray, bottom secondary electronic components, at least a bottom connector connected to the bottom secondary electronic components and a top tray being releasably coupled with the bottom tray. The top tray includes top secondary electronic components and at least a top connector connected to the top secondary electronic components, wherein the top connector is configured to cooperate with the bottom connector when the top tray is coupled with the bottom tray. |
| US11877418B2 |
Assembly of an electronic device having an electronics housing and a base strip
An assembly of an electronic device includes: an electronics housing for accommodating an electronic component; a base strip attachable to the electronics housing and having a plurality of plug receptacles to which plug modules are attachable; and a locking apparatus for locking the plug modules to the plug receptacles of the base strip. The locking apparatus has an actuating part movable in an actuating direction toward the electronics housing in order to remove the plug modules from the base strip. A spring element is arranged on the electronics housing for preloading the actuating part in relation to the electronics housing counter to the actuating direction. |
| US11877416B2 |
Riser cards with inline slots
In example implementations, an apparatus is provided. The apparatus includes a riser card body, a first interface, a first 2×8 slot on a surface of the riser card body, and a second 2×8 slot on a same side of the surface of the riser card body as the first 2×8 slot. The first interface includes a first set of fingers and a second set of fingers at an end of the riser card body to connect to a peripheral component interconnect express (PCIe) slot of a motherboard. The first 2×8 slot and the second 2×8 slot are positioned perpendicular to the PCIe slot of the motherboard. |
| US11877413B2 |
Control of electric field effects in a printed circuit board assembly using embedded nickel-metal composite materials
A printed circuit board assembly (PCBA) controls an electrically initiated device (EID) in an electric field. The PCBA includes a conductive layer, a dielectric layer, and a trans-conductive layer (TCL). The conductive layer of the PCBA designated protected areas. An electrical current with a predetermined current density is impressed in the conductive layer when the PCBA is in the electric field. The TCL is a nickel-metal composite metamaterial positioned between the conductive and dielectric layers and configured to change in shape or thickness in the electric field such that the impressed current is steered away from the conductive layer and into the dielectric layer to prevent premature activation of the EID. A system includes an outer housing, power supply, an EID such as a sonobuoy or medical device, and the PCBA, all of which are encapsulated in the housing. A method is also disclosed for manufacturing the PCBA. |
| US11877412B2 |
Electronic control device
Provided is an electronic control device capable of suppressing failure of an electronic component due to static electricity. The electronic control device 100 includes a substrate 10, an electronic component 1 mounted on the substrate 10, an insulating case 20 that holds the substrate 10, a conductive cover 30 that covers the insulating case 20, a conductive base 40 that holds the insulating case 20, and a conductive fixture 21 that fixes the insulating case 20 to the conductive base 40. A distance L1 between the conductive cover 30 and the conductive fixture 21 is equal to or less than a distance L2 between the conductive cover 30 and a conductive terminal 1a of the electronic component 1. |
| US11877411B2 |
Electronic device including rear plate and method for manufacturing same
An electronic device including a rear plate, and the rear plate itself are disclosed. The rear plate covers a rear surface of the electronic device, and includes: a glass plate including a pattern area, the pattern area including a pattern having a designated shape, in at least a partial area of the glass plate, a printed layer disposed on a first surface of the glass plate, a shielding layer stacked with the printed layer, and a coating layer disposed on a second surface of the glass plate opposite to the first surface, wherein the pattern area of the glass plate includes a plurality of processing lines spaced apart from each other. |
| US11877407B2 |
Surge protection device
A surge protection device has a housing that is formed from a first lateral portion, a middle portion, and a second lateral portion that are connected together with a plurality of fasteners. The surge protection device includes an electronic apparatus having a neutral wire and further includes a housing that advantageously includes a strain relief that causes the neutral wire to frictionally engage the housing with sufficient friction to resist a predetermined tension applied to the free end or other portion of the neutral wire at the exterior of the housing from damaging an electrical connection between the neutral wire and a circuit board within an interior region of the surge protection device. |
| US11877406B2 |
Electronic device including display
An electronic device is provided. The electronic device includes a hinge housing extending in a direction of a rotational axis, a first housing connected to one side of the hinge housing in a direction perpendicular to the rotational axis to rotate about the rotational axis relative to the hinge housing, a second housing connected to an opposite side of the hinge housing in a direction perpendicular to the rotational axis to rotate about the rotational axis relative to the hinge housing, and a flexible display including a bending area at least partially disposed in the hinge housing and formed to be a flat surface or a curved surface, a first area extending from the bending area in one direction perpendicular to the rotational axis, and a second area extending from the bending area in an opposite direction perpendicular to the rotational axis. |
| US11877402B2 |
Application of electrical conductors of a solar cell
A method is disclosed for applying an electrical conductor to a solar cell, which comprises providing a flexible membrane with a pattern of groove formed on a first surface thereof, and loading the grooves with a composition comprising conductive particles. The composition is, or may be made, electrically conductive. Once the membrane is loaded, the grooved first surface of the membrane is brought into contact with a front or/and back of a solar cell. A pressure is then applied between the solar cell and the membrane(s) so that the composition loaded to the grooves adheres to the solar cell. The membrane(s) and the solar cell are separated and the composition in the groove is left on the solar cell surface. The electrically conductive particles in the composition are then sintered or otherwise fused to form a pattern of electrical conductor on the solar cell, the pattern corresponding to the pattern formed in the membrane(s). |
| US11877400B2 |
Panel alignment device and panel alignment method for display device
A panel alignment device for a display device includes a stage supporting a panel and including a transmitting portion that includes a first region having a first thickness and a second region having a second thickness greater than the first thickness, a head disposed over the stage and supporting a driving chip, a vision camera which is disposed under the stage, captures a first alignment mark of the panel through the first region, and captures a second alignment mark of the driving chip through the second region, and a controller which controls at least one of a movement and a rotation of each of the stage and the head based on first image information related to a position of the first alignment mark and second image information related to a position of the second alignment mark. |
| US11877389B2 |
Additively manufactured energetic material anti-tamper feature and implementation
An apparatus with an anti-tamper architecture includes a substrate and a layer of a pyrotechnic composite arranged on a surface of the substrate. The pyrotechnic composite includes a metal and a metal oxide, and the layer has a thickness of about 1 micrometer to about 10 millimeters. A reaction of the pyrotechnic composite is an exothermic reaction and at least partially fractures the substrate after the reaction is initiated. |
| US11877388B2 |
Component carrier with embedded component covered by functional film having an inhomogeneous thickness distribution
A component carrier includes a stack having at least one electrically conductive layer structure and/or at least one electrically insulating layer structure, a component embedded in the stack, and a functional film covering at least part of the component and having an inhomogeneous thickness distribution over at least part of a surface of the component. |
| US11877386B2 |
Injection molded article and method for producing same
An injection molded article is provided with: a flat molded resin body that has a flat rectangular parallelepiped shape and is formed from an injection molded resin; and a base sheet affixed to the surface of the molded resin body. The base sheet has formed therein a first conductive layer on a first surface and a through hole passing through from the first surface to a second surface. The through hole is filled with a conductive material, and a second conductive layer is formed so as to be electrically connected with the first conductive layer via the conductive material with which the through hole is filled. In addition, a sealing material is formed on the first conductive layer so as to cover the through hole. The molded resin body is fixed together with the first surface side of the base sheet so as to cover the sealing material. |
| US11877385B1 |
Noise suppression structure for differential pair
A circuit board comprises a substrate with opposite first and second sides. A pair of plated through holes (PTHs) extends along z-axis. A pair of signal traces are made on the first side of the substrate and electrically coupled to the pair of the PTHs respectively to form a differential pair. A ground metal is made on the second side of the substrate, the ground metal has a clearance made therein. The ground metal extends fully overlapping with the full signal traces to eliminate reflection noise caused by a boundary between the clearance and the metal ground. |
| US11877384B2 |
Flexible circuit board, manufacturing method thereof and display panel
The present disclosure provides a flexible circuit board and a display panel. The flexible circuit board is in a non-display region of a display panel and provided with a driving circuit for driving the display panel thereon. The flexible circuit board includes a first main body portion, a second main body portion, and a foldable portion, and the foldable portion is between the first main body portion and the second main body portion. The foldable portion is capable of being bent to fold the second main body portion such that the second main body portion overlaps the first main body portion. |
| US11877383B2 |
Electronic device including shield member for shielding at least part of magnetic force generated by magnetic substance and connection portion including property of nonmagnetic substance connected to shield member
An electronic device including a shield structure is provided. The electronic device includes a first device including a first magnetic substance, a second device including a second magnetic substance, and a shield structure configured to shield at least part of a magnetic force generated between the first magnetic substance and the second magnetic substance, wherein the shield structure includes a shield member disposed between the first device and the second device and including a property of a magnetic substance, and a connecting member physically connected to at least part of the shield member and including a property of a nonmagnetic substance, wherein at least part of the connecting member is physically connected to a circuit board. |
| US11877382B2 |
Immersion cooling system in miniaturized form
An immersion cooling system miniaturized by the omission of a pump and heat exchanger includes a first casing for containing a non-conductive coolant in which a heat-generating component is immersed, fins disposed on and located outside the first casing, and a second casing. The first casing is disposed in the second casing, and the second casing defines a first vent hole exposing the fins. The immersion cooling system dissipates heat by means of natural convection. |
| US11877369B2 |
Adjusting a color mixing system depending on beam clipping
Techniques for adjusting a color mixing system depending on beam clipping include receiving target information indicative of a target color of light emitted from the light fixture; receiving a beam clipping system setting for a beam clipping system, wherein the beam clipping system is configured to clip a portion of a beam of light; determining a target color mixing system setting based on the target information and the beam clipping system setting; and controlling a color mixing system according to the target color mixing system setting so as to cause the light fixture to emit light having the target color. |
| US11877365B2 |
LED backlight driving circuit, backlight module and liquid crystal display device
A light-emitting diode (LED) backlight driving circuit is provided. The LED backlight driving circuit includes M LED light-emitting unit groups connected in series and each of the LED light-emitting unit groups includes N LED light-emitting units connected in parallel, where both N and M are an integer greater than 1, wherein each of the LED light-emitting units is connected in series with at least a variable resistor with variable resistance for balancing a voltage difference. The present application further provides a backlight module and a liquid crystal display device manufactured using the LED backlight driving circuit. |
| US11877362B2 |
Light emitting diode thermal foldback control device and method
A thermal foldback control system including a temperature sensitive circuit configured to output a reference voltage corresponding to a temperature of at least one selected from a group consisting of a light emitting diode (LED) driver, a LED engine, and a LED, wherein a driver output of the LED driver is based on the reference voltage. |
| US11877361B2 |
Drive circuit for a light-emitting diode light source
A controllable lighting device may comprise a drive circuit characterized by one or more cycles and a control circuit configured to control the drive circuit to conduct a load current through a light source of the lighting device. The control circuit may be configured to determine one or more operating parameters of the lighting device during a present cycle of the drive circuit based on a feedback signal indicative of a peak magnitude of the load current conducted through the light source. The control circuit may be able to adjust an average magnitude of the load current conducted through the light source so as to adjust an intensity of the light source towards a target intensity based on the operating parameters. |
| US11877359B1 |
Portable aircraft landing zone lighting apparatus and system
Lightweight and man-portable lights may be used to provide a rapid and deployable aircraft landing zone illumination solution. The lights may produce a combination of visible and infrared (IR) light. The lights may be mounted using stakes or concrete anchors, or they can be left unmounted on the ground for easy and rapid deployment. The light may include five types of visible light-emitting diodes (LEDs)—white (W), yellow (Y), green (G), red (R), and blue (B)—and infrared (IR) LEDs. The LEDs (visible and IR) can be controllable between different intensities. The light may include built-in wireless communication capabilities. A number of lights may be positioned and then operated together for landing zone and emergency lighting solutions. |
| US11877357B2 |
Body part element comprising a heating film
A method for manufacturing an element for a bodywork part successively including the steps of producing a support element having a first face on which a support sheet is fixed having at least one connection member, arranging a heating track on the support element, the heating track being arranged on the first face of the support element, connecting the heating track to the connection member, and arranging the support element in a molding chamber of a mold defining the shape of the element for a bodywork part, the first face of the support element facing the inside of the molding chamber, and injecting a plastic material into the molding chamber in order to cover the heating track. |
| US11877352B2 |
Physical layer protocol data unit (PPDU) format for Wi-Fi sensing
In an aspect, a wireless device is configured to transmit a physical layer protocol data unit on one or more channels, wherein the physical layer protocol data unit includes a first portion and a second portion. The first portion includes a signal length field indicating a duration of a transmission of the physical layer protocol data unit. The second portion includes a plurality of Wi-Fi sensing fields. The wireless device is configured to receive a reflected signal and a leakage signal associated with the physical layer protocol data unit. The reflected signal includes the physical layer protocol data unit reflected off of a target object. The leakage signal is associated with the physical layer protocol data unit. |
| US11877350B2 |
Special local area network with secure data transfer
A secure local area network and method for using the same are disclosed. In one embodiment, the network arrangement comprises a plurality of access points that are part of one or more existing networks and operable to individually address and communicate with each other to form a local area network (LAN) to transfer data between two or more of the plurality of access points using point-to-point links independent of their function in the one or more first existing networks, where each access point of the plurality of access points is associated with a cache to store content that may be forwarded to other access points access points in the plurality of access points, and wherein one access point is operable to identify one or more of the plurality of access points from which desired content is cached and to request at least one of the one or more of the plurality of access points to transfer desired content to the one access point via one or more direct point-to-point transfers between access pairs of the plurality of access points. |
| US11877343B2 |
System and method for detecting a cellular device
Methods and systems for cellular device detection are presented. A signal processing receiver operable to determine a plurality of uplink parameters according to a downlink broadcast message. The signal processing receiver is also configurable to receive an uplink message according to the plurality of uplink parameters, thereby determining a presence and/or an identity of a cellular device by decoding the uplink message. |
| US11877342B2 |
Temporary assignment of emergency route back
An emergency route back number (ERBN) may be assigned for use in emergency calls. A telecommunication network associated that may be associated with a wireless service provider, may identify an emergency call directed to an emergency number (e.g., 9-1-1) that originated from a device that is not associated with a unique phone number such as a shared line, or a communication that utilizes some other indicator to establish the emergency call (e.g., an email address, or some other identifier). When an emergency call is detected that does not have a dedicated phone number, an ERBN is assigned to the communication. This ERBN may be reserved for some period of time after the emergency call ends such that emergency contact centers are able to reach callers back in case of dropped calls, fails, and/or additional emergency services that may need to reach the callers directly. |
| US11877339B2 |
Channel access method, configuration method, terminal, and network side device
The present disclosure provides a channel access method, a configuration method, a terminal, and a network side device. The channel access method applied to the terminal includes: determining, based on a mapping between service information and a channel access parameter, a target channel access parameter corresponding to first service information, where the first service information is service information triggering a first physical channel; and accessing the first physical channel based on the target channel access parameter. |
| US11877336B2 |
Apparatus and method for communication using sidelink in wireless communication system
The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure 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. The disclosure is to configure configuration parameter information of a sidelink radio bearer in a wireless communication system. An operation of a terminal may include: determining whether there is a need of an SLRB configuration; obtaining the SLRB configuration; performing sidelink data transmission or reception by using the SLRB configuration; determining whether there is a collision of the SLRB configuration; and performing a procedure of adjusting the collision of the SLRB configuration. |
| US11877333B2 |
Fast cell setup for dual connectivity
Provided are a method for fast cell setup. According to an embodiment of the present disclosure, the method includes receiving a secondary cell group (SCG) configuration from a first network node, wherein the SCG configuration includes information on secondary cells related to a second network node, identifying at least one valid cells among the secondary cells, and selecting a primary secondary cell (PSCell) among the valid cells. |
| US11877331B2 |
Method and system for smart bluetooth operation switching based on beacon broadcast
A method and a system for smart Bluetooth operation switching based on a beacon broadcast are provided. A Bluetooth device transmits the beacon broadcast; a mobile terminal scans the beacon broadcast and, by parsing the beacon broadcast, the mobile terminal determines whether to wake up an application program; sending a parsed beacon broadcast to the application program, and identifying feature data of a Bluetooth device connectable broadcast set in the beacon broadcast; the Bluetooth device transmits a connectable broadcast; the mobile terminal connects to the connectable broadcast and performs an identity verification; acquiring a received signal strength indicator (RSSI) signal strength between the Bluetooth device and the mobile terminal, and mutually calculating position information to obtain a relative distance of the Bluetooth device and the mobile terminal; and, when the relative distance reaches a threshold, executing a corresponding switch action. |
| US11877327B2 |
Method and apparatus for transmitting and receiving connection information in wireless communication system
The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure 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 performed by a first entity in a wireless communication system is provided. The method includes transmitting connection assistance information to a second entity in the wireless communication system. |
| US11877325B2 |
Base station apparatus, terminal apparatus, and control methods for the same for cellular communication network in which relay communication is performed
A base station apparatus, configured to establish a wireless link for a backhaul line with a relay apparatus, and provide a first period in which a radio resource is used by the base station apparatus for the backhaul line, and a second period in which the radio resource is not used by the backhaul line. |
| US11877324B2 |
Method and apparatus for handling contention resolution for a random access procedure in a wireless communication system
Methods and apparatuses for a User Equipment (UE) to monitor the Physical Downlink Control Channel (PDCCH) appropriately in order to reduce power consumption and perform Contention Resolution for a Random Access (RA) procedure in a Non-Terrestrial Network (NTN). The UE can perform a Msg3 transmission during a RA procedure in a NTN and start a RA contention resolution timer in the first symbol after the end of the Msg3 transmission plus a timing offset. In response to expiry of the RA contention resolution timer, the UE determines whether to consider Contention Resolution not successful based on at least whether the RA contention resolution timer expires during a time duration of the timing offset after a Msg3 retransmission. |
| US11877322B2 |
Method and apparatus for random access preamble group selection in wireless communication system
The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure 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. The present disclosure provides a method and an apparatus for random access preamble group selection. |
| US11877316B2 |
Apparatuses and methods for establishing an initial access
The present disclosure provides apparatuses and methods for establishing an initial access. The apparatuses include a terminal which comprises a receiver which, in operation, is configured to receive candidate synchronization signal/physical broadcast channel blocks (SSBs) in a synchronization signal (SS) burst set, the candidate SSBs being transmitted within one or more SSB channel occupancy time (SSB COT) from a base station. The terminal further comprises a transmitter which, in operation, is configured to transmit a physical random access channel (PRACH) preamble on a PRACH occasion (RO) to the base station, the RO being associated with one SSB among the received candidate SSBs. |
| US11877311B2 |
Rate selection in multiple-input multiple-output communication systems
Aspects of this disclosure relate to user equipment rate selection. Sum rates can be compared including and excluding a candidate layer. Based on the comparison, the candidate layer can be included in a layer set. Rate selection for user equipments of a cluster can be performed based on the layer set. In certain applications, user equipment rate selection can be performed for multiple clusters of user equipments and network nodes. In such applications, inter-cluster interference can be nulled. |
| US11877309B2 |
Beam management with flexible beam-forming assignment
Disclosed embodiments are related to beam management in cellular communication networks, and in particular, provide a new transmission (Tx) beamforming indication based on the flexible Tx beam-forming assignment on the corresponding reference signal configured in a transmission configuration indicator (TCI) state for downlink (DL) or spatial relation information in the uplink (UL). The Tx beam-forming on the reference signal of the TCI state configured for the DL physical channel/reference signal can be updated based on reported Tx beam in the UL or using UL measurements from Sounding Reference Signal (SRS) transmission. Similarly, spatial relation information configuration used to indicate Tx beam-forming in the UL, may be also updated based on the reference signal measurements in DL or by suing Downlink Control Information (DCI) based beam indication in a scheduling request indicator (SRI). Other embodiments may be described and/or claimed. |
| US11877304B2 |
Base station, terminal, and communication method
A base station is disclosed, which is capable of appropriately configuring the timings of data assignment, data transmission and reception, and feedback for a case where the DL and UL sTTI lengths are different from each other. In this base station (100), a transmission section (106) transmits a downlink signal using a first short transmission time interval (sTTI) shortened in length than a TTI and used for downlink; and a reception section (107) receives an uplink signal using a second sTTI shortened in length than the TTI and used for uplink. When the first sTTI is shorter in length than the second sTTI, the reception section (107) receives the uplink signal in the second sTTI positioned after a predetermined interval from the transmission timing of the downlink signal, the predetermined interval being configured based on the length of the first sTTI. |
| US11877296B2 |
Methods for physical downlink control channel (PDCCH) candidate determination
A wireless transmit/receive unit (WTRU) determines PDCCH candidates. For a slot, the WTRU determines a number of valid PDCCH candidates associated with at least one search space based on a number of designated search spaces associated with the WTRU in the slot, a type of the search space, a priority associated with the search space, a number of required CCE channel estimates associated with the search space, a maximum number of PDCCH candidates in a slot, and a number of control resource sets (CORESETs) associated with the slot. The WTRU may then attempt to decode CCEs in the at least one search space to recover a PDCCH associated with the WTRU. The WTRU may drop PDCCH candidates from the search space when the number of PDCCH exceeds a maximum value. |
| US11877288B2 |
Dynamic adaptation of PUCCH resources in the case of DMRS bundling
In accordance with example embodiments of the invention there is at least a method and apparatus to perform determining a mismatch between at least one of a location or the number of physical resource blocks occupied by at least one of a plurality of physical uplink shared channel transmissions and at least one of a location or a number of physical resource blocks occupied by a physical uplink control channel for a physical uplink control channel transmission; and based on the determined mismatch, performing operations comprising at least one of: multiplexing uplink control information for the physical uplink control channel transmission with the at least one of the plurality of physical uplink shared channel transmissions, adapting the at least one of the location or the number of physical resource blocks of the physical uplink control channel transmission for matching the at least one of the location or the number of physical resource blocks occupied by the at least one of the plurality of physical uplink shared channel transmissions, or determining an information and communicate the information using at least one of downlink control information, medium access control—control element or higher layer signaling for overcoming at least the mismatch. |
| US11877286B2 |
Method and system for processing scheduling requests
The present disclosure provide a methods and a system for processing an SR. The method includes: as for a current logical channel/logical channel group, when detecting that SR count reaches a maximum number of times of SR transmission of the current logical channel/logical channel group, releasing Physical Uplink Control Channel (PUCCH) resources on the numerology/TTI type corresponding to a current SR; when Sounding Reference Signal (SRS) resources are configured on the numerology/TTI type corresponding to the current SR, releasing the SRS resources; when downlink allocation and/or uplink grant resources are configured on the numerology/TTI type corresponding to the current SR, releasing the downlink allocation and/or uplink grant resources. |
| US11877280B2 |
Buffer status report transmission and device
The disclosure relates to a buffer status report transmitting method, including: receiving a configuration message sent by a base station; determining uplink resource allocation indication information sent by the base station and an uplink transmission time interval corresponding to the information based on the configuration message; determining an estimated duration based on the time interval; determining whether there is an uplink shared channel resource available in an uplink transmission opportunity within the estimated duration from the buffer status report trigger time or the time of the physical downlink control channel; sending a buffer status report to the base station if there is an uplink shared channel resource available in the uplink transmission opportunity. According to an example of the present disclosure, it may be avoided that the user device cannot transmit the buffer status report to the base station because the available uplink shared channel resources cannot be determined. |
| US11877274B1 |
Bandwidth indication, negotiation and TXOP protection with multiple channel segments
A communication device generates a first packet to include a first indication of one or more first frequency subchannels in a first frequency segment that will be utilized to transmit the first packet. The communication device also generates a second packet to include a second indication of one or more second frequency subchannels in a second frequency segment that will be utilized to transmit the second packet. The communication device simultaneously transmits the first packet via the first frequency segment and the second packet via the second frequency segment. |
| US11877272B2 |
Base station device, terminal device, and wireless communication system
A base station device includes: a processor that executes a process including generating a first data channel, generating a control channel that includes allocation information on the first data channel, group identifying information for identifying a group of data channel and control information that instructs to collectively feed back an acknowledgement related to the first data channel together with an acknowledgement related to a second data channel that belongs to a same group as the first data channel and that is transmitted after the first data channel, and judging whether a frequency band for which a license is not needed to use in wireless communication is being used by another device; and a transmitter that transmits, when it is judged that the frequency band is not being used, the first data channel and the control channel by using the frequency band. |
| US11877271B2 |
Wireless telecommunication using subframes
A network base station can select, for each of one or more attached terminals, a respective downlink transmission mode (DTM) based at least in part on respective channel condition information (CCI). The base station can determine a subframe allocation of DTMs to subframes of a radio frame, and transmit downlink data to terminals based the subframe allocation. Additionally or alternatively, the base station can receive load information from a second base station associated with a different access network and determine the subframe allocation based on the load information. The subframe allocation can associate a specific access network with each subframe. Additionally or alternatively, the base station can send the subframe allocation to the second base station. Additionally or alternatively, the base station can determine a proportion of GBR traffic of a particular DTM, determine a reference-signal transmission rate associated with that DTM, and transmit reference signals accordingly. |
| US11877269B2 |
Time-domain resource information indication method and apparatus
The present disclosure provides a time-domain resource information indication method and apparatus. The method comprises: in a mobile communication system using multiple subcarrier intervals, transmitting, based on preset subcarrier interval information, time-domain resource indication information of a data channel. The preset subcarrier interval information may comprise one of the multiple subcarrier intervals or is based on rules of the multiple subcarrier intervals. For a system, such as a 5G NR, which uses multiple subcarrier intervals, the present disclosure provides a mechanism for indicating, based on preset subcarrier interval information, time-domain resource information of a data channel. |
| US11877268B2 |
Streamlining protocol layers processing, and slotless operation
A computer-readable storage medium that stores instructions for execution by one or more processors of a UE. The instructions to configure the UE for a streamlined transmission during low latency communications in a wireless network and to cause the UE to decode configuration signaling from a base station. The configuration signaling configures SR occasions for the UE. The UE detects availability of a UL data packet from an application layer, a size of the UL data packet being higher than a size of a TTI associated with a pre-defined slot boundary. An SR is encoded for transmission during one of the SR occasions, the SR including an indication based on the size. Control information is decoded in response to the SR, the control information including a scheduling grant based on the size of the UL data packet. The UL data packet is encoded for transmission using the scheduling grant. |
| US11877266B2 |
Time slot indication method, terminal device, network device and computer storage medium
Disclosed in the present invention is a time slot indication method, a terminal device, a network device and a computer storage medium, wherein, the method includes the following acts: acquiring N pieces of format indication information from first control information sent from a network side, wherein N is an integer greater than or equal to 1; determining N time slots corresponding to the N pieces of format indication information in the first control information, wherein at least part of the N time slots are discontinuous, and the N time slots are time slots for which DL/UL assignments may be changed; and determining formats of the N time slots based on the N pieces of format indication information. |
| US11877262B2 |
Interaction of uplink and downlink positioning reference signals (PRS) with respect to discontinuous reception (DRX)
Disclosed are various techniques for wireless communication. In an aspect, a user equipment (UE) configured to operate in discontinuous reception (DRX) mode receives a configuration of a plurality of first positioning reference signal (PRS) resources, receives a configuration of a plurality of second PRS resources, selects one or more pairs of a first PRS resource of the plurality of first PRS resources and a second PRS resource of the plurality of second PRS resources, each pair of the one or more pairs satisfying one or more DRX pruning rules and one or more bundling conditions, and receives or transmitting the first PRS resource and transmitting or receiving the second PRS resource during one or more DRX cycles of the DRX mode. |
| US11877258B1 |
Autonomous human traffic monitoring
Autonomous human traffic monitoring systems and methods are described herein. The autonomous human traffic monitoring system includes scanner nodes, a server node, a user device, and a user interface. The system can be configured to detect electronic transmissions from smart devices, receive commands and the data transmissions, process commands and data transmissions, store data, and send commands and data transmissions. The system collects data from smart devices in a coverage area and transits the data to a user device for processing to determine a count of persons in a coverage area over a specific period of time. |
| US11877256B2 |
Method and system for determining the position of at least one node in a communication network
In accordance with a first aspect of the present disclosure, a method is conceived for determining the position of at least one node in a communication network, wherein the communication network comprises a localization system that includes a processing unit, a primary anchor and at least one secondary anchor, the method comprising: the primary anchor transmits a poll message to the node and to the secondary anchor; the primary anchor receives a response message from the node; the secondary anchor receives said poll message from the primary anchor and said response message from the node; the processing unit calculates the position of the node using position information and timing information, wherein said position information is position information of the primary anchor and of the secondary anchor, and wherein said timing information is timing information of the poll message transmission by the primary anchor, of the poll message reception by the node and the secondary anchor, of the response message transmission by the node, and of the response message reception by the primary anchor and the secondary anchor. |
| US11877255B2 |
Automatic testing of emergency call location determination
A facility for testing location determination for emergency calls is described. Software on a mobile device collects a GPS location from the mobile device, and places an emergency call that encloses information usable by the emergency call processing system to calculate mobile device location. After the system performs this calculation, the call is detected to be a testing call and routed to a computer rather than an emergency dispatcher. The computer sends an SMS or other non-telephony message to the mobile device containing the calculated location. The mobile device stores the collected GPS location and the calculated location received in the non-telephony message together for comparison. |
| US11877253B2 |
Aircraft time synchronization system and method
The embodiments are an aircraft time synchronization system and method. The system comprises: a first communication module and a second communication module, wherein data transmission is performed between the first communication module and the second communication module via a communication line, and an I/O interface of the first communication module is connected to the I/O interface of the second communication module via an interruption signal line; the first communication module sends the data information to the second communication module via the communication line, and at the same time sends the triggered interruption signal to the second communication module via the interruption signal line; the second communication module performs time synchronization with the first communication module based on the communication time difference and system time difference with the first communication module determined according to the receiving time of the data information and interruption signal and the sending time. |
| US11877252B2 |
Vehicle control system and vehicle control method
A vehicle control system comprises one or more mobile devices that perform wireless communication, and a vehicle control device that sets a maximum value of processing delay times obtained from the one or more mobile devices to a reference time, calculates a first time point at which an image is to be output, a second time point at which sound is to be output, a third time point at which sound is to be transmitted to the one or more mobile devices based on the reference time, and performs control to output the image at the first time point, output the sound at the second time point, and transmit the sound at the third time point. |
| US11877250B2 |
Method for transmitting and receiving signals, and apparatus for supporting same in wireless communication system
Disclosed are a method and an apparatus for supporting same, the method carried out by a terminal in a wireless communication system comprising the steps of: receiving a synchronization signal/physical broadcast channel (SS/PBCH) block comprising a primary synchronization signal (PSS), a secondary synchronization signal (SSS), and a physical broadcast channel (PBCH); receiving system information on the basis of the SS/PBCH block; receiving information associated with a positioning reference signal (PRS) sequence identifier (ID) after receiving the system information; and receiving a PRS associated with the PRS sequence ID, wherein a pseudo-random sequence generator associated with sequence generation of a PRS is initialized by (I) where M is a natural number, K is the number of orthogonal frequency division multiplexing (OFDM) symbols per slot, (II) is a slot index, (III) is an OFDM symbol index within the slot, (IV) is the PRS sequence ID, and mod is a modulo calculation. |
| US11877249B2 |
Method and system for determination of synchronization signal (SS) block mapping pattern in a wireless network
Embodiments of the invention include methods, systems, and computer programs to determine synchronization signal (SS) block mapping pattern in a wireless network. In one embodiment, a method is implemented in a terminal device for synchronization signal block (SSB) search in a wireless network, the method includes receiving, by the terminal device from a network device, a message containing synchronization signal block (SSB) information indicating a synchronization signal (SS) block subcarrier spacing (SCS) option, where the SS block SCS option maps to a plurality of SS block pattern candidates. The method continues with obtaining SSB candidate locations, using a SS block pattern determination from the plurality of SS block pattern candidates for the terminal device determined. |
| US11877247B2 |
Method and apparatus for increasing performance of communication links of cooperative communication nodes
A system that incorporates aspects of the subject disclosure may perform operations including, for example, monitoring performance parameters in a communications network, identifying a degradation in performance of one or more nodes of the communications network according the monitored performance parameters, and initiating corrective action to mitigate the degradation in performance of the one or more nodes of the communications network. Other embodiments are disclosed. |
| US11877236B2 |
Fifth generation (5G) new radio (NR) network power savings
Wireless communications systems and methods related to network power saving are provided. In one embodiment, a base station (BS) of a wireless communication network determines to enter a sleep mode. The BS transmits, to one or more user equipment (UEs) of the wireless communication network, a communication signal indicating that the BS will enter the sleep mode. The BS operates in the sleep mode for a sleep mode period. In one embodiment, a UE receives, from a BS, a communication signal indicating that the BS will enter a sleep mode for a sleep mode period. The UE refrains, during one or more sleep windows of the sleep mode period, from performing uplink communications. |
| US11877234B2 |
Network slice specific authentication and authorization (NSSAA) 5G new radio (NR) procedures
Disclosed are embodiments for disabling N1 mode in response to several scenarios including an S-NSSAI failure, searching NR PLMNs after a loss of coverage in an attempt to maintain network slices, and triggering a UE to reattempt authentication of a rejected S-NSSAI when authentication credentials change and the UE either has N1 mode enabled or is camped on LTE PLMN that might be the same as the NR PLMN through which the S-NSSAI was rejected. |
| US11877232B2 |
System and method for identification of aggressor cells
A system and method identifying at least one aggressor cell. The method comprises transmitting at least one subframe from at least one base station of a first set of base stations to a second set of base stations, wherein the at least one subframe further comprises of at least one downlink subframe, at least uplink subframe and at least one special subframe. The second set of base stations decodes the at least one received subframe, and maps each of the at least one received downlink subframe, at least one received uplink subframe and at least one received special subframe of the at least one received subframe to at least one expected subframe. Lastly, at least one aggressor cell is determined based on a mismatch of the at least one received subframe and the at least one expected subframe. |
| US11877224B2 |
Method, apparatus and computer program
An apparatus comprising means for performing: determining an expiration of a service request timer generated in association with a service request message from the apparatus; and handling the expiration of the service request timer based on a determination of a service type of the service request message. |
| US11877223B2 |
Switching emergency action messages into select media broadcasts
An importer-exporter includes at least a first interface that receives channel packets and a stream of emergency action signal (EAS) packets. The channel packets include channel content for multiple media channels, and the stream of EAS packets include first EAS notification content from a first EAS encoder. The first EAS notification content is associated with one or more particular media channels. A processor and associated memory are configured to implement a switching module that includes a login module and a multiplexer. The login module monitors the stream of EAS packets, and selects either channel content or first notification content for inclusion in broadcasts of each of the media channels based on the monitored stream of EAS packets. Thea multiplexer transmits the content selected by the login module for inclusion in the broadcasts of each of the plurality of media channels. |
| US11877220B2 |
System and method for wireless power transfer and communication
A wireless power transfer system is provided, comprising a first device having a power supply and configured to wirelessly transmit electric power from the power supply, and a second device having one or more electrical components and configured to wirelessly receive the electric power and provide it to the one or more electrical components for consumption. The second device further comprises an alignment module configured to activate an indicator if a measured level of the received power is greater than a threshold level. Also provided is a wireless system comprising a first device having a power supply and a wireless transmitter configured to transmit a data signal and an electric power signal, and a second device having a wireless receiver configured to receive the electric power signal and data signal, and one or more electrical components configured to consume the received power and process the received data. |
| US11877216B2 |
Method and apparatus for selecting carrier in communication system supporting vehicle to everything communication
An operation method of a terminal located in a vehicle supporting vehicle-to-everything (V2X) communication may include: receiving, from a base station, a first message requesting reporting of a first counter corresponding to a channel busy ratio (CBR) measurement cycle for a carrier (re)selection procedure; transmitting, by the terminal, a second message including the first counter to the base station; and receiving, from the base station, a third message including a second counter corresponding to a CBR measurement cycle for a resource pool (re)selection procedure. The second counter can be reconfigured by the base station to be greater than or equal to the first counter. |
| US11877213B2 |
Methods and systems for asset obfuscation
Techniques for obfuscating and deploying digital assets (e.g., mobile applications) are provided to mitigate the risk of unauthorized disclosure. An asset can be received that is to be deployed to a plurality of mobile devices, each of the mobile devices associated with a corresponding account having account attributes. A deployment group of one or more mobile devices for deploying the asset can be identified based on a set of one or more obfuscation parameters, comprising account attributes shared among the one or more mobile devices within the deployment group. A customized obfuscation scheme to be applied to the asset can be determined based at least in part on the set of obfuscation parameters. The customized obfuscation scheme can be applied to the asset to generate an obfuscated asset. The obfuscated asset can be transmitted and/or updated over a network to the one or more mobile devices within the deployment group. |
| US11877211B2 |
Destination sharing in location sharing system
Methods, systems, and devices are described for predicting a destination of a user and sharing the presumed destination with the other users via a geographically-based graphical user interface. Consistent with some embodiments, an electronic communication containing location information is received from a location sensor coupled to a first client device. A current trajectory of the first user is determined based on the location information. A presumed destination of the first user is determined, by correlating the current trajectory of the first user with historical location information of the first user. A map depicting an icon associated with the presumed destination of the first user is displayed, on a display screen of a second client device of a second user. |
| US11877209B2 |
Estimating the location of a multi-band reference radio
A location engine uses the empirical measurements made by a scouting wireless terminal (i) to discover the existence of a reference radio within a geographic region; (ii) to generate an estimate of the location of the newly-discovered reference radio, and (iii) to generate an estimate of the transmission power of the downlink control channel radio signal transmitted by the newly-discovered reference radio. The location engine then uses: (i) the estimate of the location of the newly-discovered reference radio, and (ii) the estimate of the transmission power of the downlink control channel radio signal transmitted by the newly-discovered reference radio, and (iii) measurements, made by a user wireless terminal, of the power of each of the downlink control channel radio signals transmitted by each of the reference radios to generate an estimate of the location of the user wireless terminal. |
| US11877208B2 |
Estimating the location of a footprint of a building and using the footprint to estimate the location of a wireless terminal
A location engine uses the empirical measurements made by a scouting wireless terminal (i) to discover the existence of a reference radio within a geographic region; (ii) to generate an estimate of the location of the newly-discovered reference radio, and (iii) to generate an estimate of the transmission power of the downlink control channel radio signal transmitted by the newly-discovered reference radio. The location engine then uses: (i) the estimate of the location of the newly-discovered reference radio, and (ii) the estimate of the transmission power of the downlink control channel radio signal transmitted by the newly-discovered reference radio, and (iii) measurements, made by a user wireless terminal, of the power of each of the downlink control channel radio signals transmitted by each of the reference radios to generate an estimate of the location of the user wireless terminal. |
| US11877201B2 |
Handovers for a user equipment using a mobility status
Systems and methods include an access layer to perform handovers for a User Equipment (UE) using a mobility status of the UE. A source access node (e.g., a femto cell, small cell, or a macro cell) establishes a first network connection with the UE. Based on a mobility status of the UE, the source access node selects either a small cell access node or a macro cell access node as a target node for connecting to the UE with a handover (e.g., by establishing a second network connection with the UE). The UE may have a medium mobility status or a high mobility status and, in response, be connected to the macro cell access cell for continuous connectivity. Alternatively, the UE may have the low mobility status and, in response, a signal strength analysis of the access nodes may be performed to select the target node for the handover. |
| US11877197B2 |
Communication method and system by RRC carrying NSSAI, and corresponding core network device
Embodiments of the present invention provide a communication method, an access network device, a core network device, and user equipment. The method includes: receiving, by an access network device, first information sent by a core network device, where the first information includes information about a cell that supports a network slice instance and that allows or does not allow user equipment to access; and sending, by the access network device, the first information to the user equipment. In the foregoing process, the user equipment may obtain the information about a cell that supports a network slice instance and that allows or does not allow the user equipment to access, to aware the network slice instance. |
| US11877194B2 |
Method and apparatus for performing handover in a wireless communication system
According to the present disclosure, a method for performing, by a user device, measurement report in a wireless communication system may include: receiving, by the user device, a measurement resource from a base station; performing measurement based on the measurement resource; and, transmitting a measurement report including a measurement result to the base station based on a result of the performing. Herein, the measurement report may include the measurement result and information indicating whether or not self-interference cancellation is successful. |
| US11877191B2 |
Resource management and logical channel aggregation for 5G networks
Resource load balancing for eNodeB includes identifying reduced workload conditions for an underutilized processor (CPU) core and transferring dedicated traffic channel (DTCH) communication to a target CPU core. Upon migrating each DTCH from the selected CPU core, the underutilized CPU core is caused to go into sleep mode, not to receive DTCH request until activated. |
| US11877190B2 |
Indicating original data communications
Methods, systems, and devices for wireless communications are described. A receiving device may use enhanced techniques for determining whether a transmission is scheduled to include new data when a mode for reporting acknowledgment feedback is disabled for one or more hybrid automatic repeat request (HARQ) processes used by the receiving device. An enhanced technique may include increasing a quantity of bits used to convey an indication of whether a scheduled data transmission includes new data. An enhanced technique may include monitoring a duration between transmissions scheduled by different control messages based on a timing parameter that indicates a maximum time between transmissions of a data set and corresponding transmission including the data set. |
| US11877186B2 |
Dynamic load balancing of satellite beams
A dynamic satellite load balancing system measures geographic position and travel information of in-flight aircraft in a fleet of aircraft equipped to establish in-flight connectivity services from a plurality of satellite beams. The in-flight aircraft include an on-board satellite map program with satellite map parameters to indicate which satellite beam of a group of available satellite beams is the most desirable based on the in-flight aircraft's geographic location. The system selects in-flight aircraft, determines load balanced satellite map parameters for the selected aircraft, and transmits the load balanced satellite map parameters to the aircraft to assemble load balanced satellite map programs to relieve wireless data communication saturation conditions on one or more of the satellite beams. The dynamic satellite load balancing system may transmit the load balanced satellite map parameters over an existing satellite data connection to make up-to-date adjustments to the communications load among the group of available satellite beams. |
| US11877185B2 |
Cell configuration for packet duplication
Systems, apparatuses, and methods are described for wireless communications. Packet data convergence protocol (PDCP) packet duplication may be configured for a bearer of a wireless device. The bearer may use various cells to send packets. A base station central unit and/or a base station distributed unit may configure the cells for the bearer based on various types of information. |
| US11877184B2 |
Wireless communication method, terminal device and network device
Provided are a wireless communication method, a terminal device and a network device. The wireless communication method is used for the terminal device, and when the network device connected to the terminal device is switched from a source network device to a target network device, the connection between the terminal device and the source network device and the connection between the terminal device and the target network device are both maintained. Said method comprises: when the terminal device satisfies a first condition, releasing the connection between the terminal device and a source network device. In the implementations of the present application, during switching of the terminal device, the connection between the terminal device and the source network device and the connection between the terminal device and the target network device are both maintained, effectively reducing the delay in the process of switching the network device connected to the terminal device from the source network device to the target network device. |
| US11877183B2 |
Method and device for performing packet deletion on basis of lower layer transmission result in next generation mobile communication system
The present disclosure relates to a communication technique for integrating a 5G communication system to support a higher data transmission rate than a 4G system, with IoT technology, and a system therefor. The present disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security and safety related services, etc.) on the basis of 5G communication technology and IoT related technology. Disclosed is a method for performing packet deletion on the basis of a lower layer transmission result in a next generation mobile communication system. |
| US11877182B2 |
Wireless communication method, terminal device and network device
Embodiments of the present application provide a wireless communication method, a terminal device and a network device, in a scenario where CA and DC are combined, one PDCP entity may use more than two RLC entities to transmit a duplication, thus avoiding using all RLC entities to transmit the duplication during the activation, reducing a waste of resources in the duplication transmission scenario, improving system resource utilization, and ensuring the transmission performance of services such as a URLLC service while ensuring the overall transmission performance of the system. The wireless communication method is applied to a scenario where CA and DC are combined, and includes: in a case where a first condition is met, determining, by a terminal device, whether to perform a duplication transmission, and/or, determining, by the terminal device, whether to trigger a duplication transmission. |
| US11877170B2 |
Automated evaluation of effects of changes in communications networks
A method for evaluating effect of a change in a communications network includes receiving a first set of performance indicator values. measured over a first period of time before the change in the communications network; receiving a second set of performance indicator values with performance indicator values measured over a second period of time after the change in the communications network; comparing the first set and the second set to evaluate the effect of the change; determining a performance threshold based on the performance indicator values of the first set; determining a first performance ratio value based on the performance indicator values of the first set and the performance threshold; determining a second performance ratio value based on the performance indicator values of the second set and the performance threshold and providing output based on the first performance ratio value and the second performance ratio value. |
| US11877169B2 |
Techniques for user equipment power saving
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may be configured to receive a downlink transmission from a first cell, where the downlink transmission includes information for performing one or more actions associated with a second cell. The UE may identify a satisfaction of a trigger condition associated with one or more parameters at the UE based on a power level of the UE being less than or equal to a threshold power level, a throughput at the UE being less than or equal to a threshold throughput, or both. The UE may additionally identify at least one bandwidth associated with the second cell based on a previous wireless connection. The UE may compare, the at least one bandwidth associated with the second cell with a threshold bandwidth. The UE may then perform at least one action associated with a procedure based on the comparing. |
| US11877167B2 |
Measurement management method and terminal device
A measurement management method and terminal device are provided. The method includes the following. A terminal device determines a first bandwidth part (BWP) when a first serving cell of the terminal device is in a first state, where beam management (BM) measurement with respect to the first serving cell is performed in the first BWP, and the first state includes a dormant state or an activated state with dormancy behavior. |
| US11877165B2 |
Using alternative paths of descendant nodes for backhaul-link failure reporting in integrated access
A method, system and apparatus are disclosed. According to one or more embodiments, a child IAB node is configured to communicate with a first parent IAB node and a descendant IAB node over a backhaul network. The child IAB node includes processing circuitry configured to: detect a backhaul link failure between the child IAB node and the first parent IAB node; in response to the detected backhaul link failure, cause transmission of a radio link failure indication to the descendant IAB node; receive signaling indicating for the child IAB node to connect to a second parent IAB node; and modify network topology at least in part by connecting to the second parent IAB node. |
| US11877164B2 |
Methods of receiving data using unequally spaced and uniform quadrature amplitude modulated 64 point symbol constellations
Communication systems are described that use unequally spaced constellations that have increased capacity compared to conventional constellations operating within a similar SNR band. One embodiment is a digital communications system including a transmitter transmitting signals via a communication channel, the transmitter including a coder capable of receiving user bits and outputting encoded bits at a rate, a mapper capable of mapping encoded bits to symbols in a constellation, and a modulator capable of generating a modulated signal for transmission via the communication channel using symbols generated by the mapper, wherein the constellation is unequally spaced and characterizable by assignment of locations and labels of constellation points to maximize parallel decode capacity of the constellation at a given signal-to-noise ratio so that the constellation provides a given capacity at a reduced signal-to-noise ratio compared to a uniform constellation that maximizes the minimum distance between constellation points of the uniform constellation. |
| US11877160B2 |
Geographically redundant and high availability system architecture for a hybrid cloud cellular network
Various arrangements of hybrid cloud cellular network systems are presented herein. A cellular radio access network (RAN) that includes multiple base stations (BSs) can be in communication with a cloud computing platform. Multiple cloud-implemented national data centers (NDCs) can be present and executed on the public cloud computing platform. Network functions (NFs) are executed within each cloud-implemented NDC on the public cloud computing platform. The system further includes a cellular network database function. An instance of the cellular network database function is executed within each cloud-implemented NDC on the public cloud computing platform and updates each other instance of the cellular network database function. |
| US11877159B2 |
Computing system that is configured to assign wireless beacons to positions within a building
Described herein are technologies relating to assigning wireless beacons to positions within a building, wherein the wireless beacons are included in an indoor positioning system. A computer-implemented floorplan representation is generated, wherein the representation includes a layout of the building and materials of structures of the building. Coverages of wireless beacons are simulated, and multiple objectives are balanced to identify a number of wireless beacons to deploy in the building and positions in the building where the wireless beacons are to be deployed. |
| US11877158B2 |
Cleaning up hanging lawful interception resources from a triggered point of interception when a triggering function fails
A system that enables hanging lawful interception (LI) resources to be cleaned up includes a triggering function set comprising a plurality of triggering functions. The system also includes a data store comprising a plurality of auditing records corresponding to the plurality of triggering functions in the triggering function set. Each auditing record comprises a claimant attribute. Each triggering function sends an update request to the data store in response to being notified about a failed triggering function within the triggering function set. Each update request comprises a request to change ownership of the auditing record corresponding to the failed triggering function. A triggering function is selected as a new owner of the auditing record corresponding to the failed triggering function based at least in part on a match between the claimant attribute in the auditing record and a claimant field in the update request sent by the triggering function. |
| US11877157B2 |
Checkpoint identity verification using mobile identification credential
An embodiment includes a method to increase the efficiency of security checkpoint operations. A security checkpoint kiosk serves as a Relying Party System (RPS). The RPS establishes a secure local connection between the RPS and a User Mobile-Identification-Credential Device (UMD). The RPS sends a user information request to the UMD, via the secure local connection, seeking release of user information associated with a Mobile Identification Credential (MIC). The RPS obtains authentication of the user information received in response to the user information request. The RPS retrieves user travel information based on the user information. The RPS determines that the user travel information matches the user information. When the user travel information matches the user information, the RPS approves the user to proceed past the security checkpoint kiosk. |
| US11877153B2 |
Method of authentication of wireless communication based on physical layer security
In an embodiment, a communication method, using OFDM (Orthogonal Frequency Division Multiplexing), comprises transmitting and receiving packets between a first node and at least one second node, where each packet comprises a preamble and payload data. The method, performed by the first node, may comprise receiving packets from the at least one second node, and authenticating the at least one second node based on physical layer characteristics, i.e., on CSI (Channel State Information). The authenticating may be based on a plurality of preambles, which are extracted from a group of consecutively received packets. |
| US11877146B2 |
Beam association for sidelink feedback
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a first sidelink message using a first beam, where the first sidelink message corresponds to a feedback time interval for receiving feedback associated with the first sidelink message. The UE may transmit a second sidelink message using a second beam that is different from the first beam, where the second beam is also associated with the feedback time interval for receiving feedback associated with the second sidelink message. The UE may then select (from one of the first beam of the second beam) a receive beam to receive feedback during the feedback time interval, and based on the receive beam selection, the UE may monitor for feedback associated with the first sidelink message or the second sidelink message, or both. |
| US11877143B2 |
Parameterized modeling of coherent and incoherent sound
The description relates to representing acoustic characteristics of real or virtual scenes. One method includes generating directional impulse responses for a scene. The directional impulse responses can correspond to sound departing from multiple sound source locations and arriving at multiple listener locations in the scene. The method can include processing the directional impulse responses to obtain coherent sound signals and incoherent sound signals. The method can also include encoding first perceptual acoustic parameters from the coherent sound signals and second perceptual acoustic parameters from the incoherent sound signals, and outputting the encoded first perceptual acoustic parameters and the encoded second perceptual acoustic parameters. |
| US11877137B2 |
Backplate for recording microphone, and recording microphone
The present application relates to a backplate for a recording microphone, and the recording microphone, belonging to the technical field of acoustoelectric conversion. A surface, facing a diaphragm, of the backplate is a spherical surface recessed away from the diaphragm. According to the backplate for the recording microphone and the recording microphone provided by the present application, the maximum sound pressure level that the recording microphone can withstand is effectively increased, and the occurrence of attachment between the diaphragm and the backplate under the action of high-sound-pressure-level signals is reduced. |
| US11877135B2 |
Audio apparatus and method of audio processing for rendering audio elements of an audio scene
An audio apparatus and method employ a first renderer circuit, wherein the first renderer circuit is arranged to render audio elements by generating a first set of audio signals for a set of loudspeakers; and a second renderer circuit, wherein the second renderer circuit is arranged to render audio elements by generating a second set of audio signals for headphones, and select between the first renderer circuit and the second renderer circuit such that the rendering of at least a first part of a first audio element is in response to a first audio rendering property indicator which is received in an audio signal. The first audio rendering property indicator is indicative of whether the first part of the first audio element should be rendered via the loudspeakers, or rendered via the headphones. |
| US11877129B2 |
Apparatus having an input and an output and having an effect device with volume-regulated audio signals from an audio file
The invention relates to an apparatus (100) having an input (11, 12, 15, 16) and an output (13, 14, 17, 18) and having an effect device with volume-regulated audio signals from an audio file or audio source, wherein the audio signals have input levels at an input of the effect device and output levels at an output of the effect device. In order to achieve background sound which is as optimal as possible, the invention proposes that each input level is assigned to a preset output level irrespective of the content of the audio file or audio source, wherein the input level is regulated to the output level. |
| US11877125B2 |
Method, apparatus and system for neural network enabled hearing aid
The disclosure generally relates to a method, system and apparatus to improve a user's understanding of speech in real-time conversations by processing the audio through a neural network contained in a hearing device. The hearing device may be a headphone or hearing aid. In one embodiment, the disclosure relates to an apparatus to enhance incoming audio signal. The apparatus includes a controller to receive an incoming signal and provide a controller output signal; a neural network engine (NNE) circuitry in communication with the controller, the NNE circuitry activatable by the controller, the NNE circuitry configured to generate an NNE output signal from the controller output signal; and a digital signal processing (DSP) circuitry to receive one or more of controller output signal or the NNE circuitry output signal to thereby generate a processed signal; wherein the controller determines a processing path of the controller output signal through one of the DSP or the NNE circuitries as a function of one or more of predefined parameters, incoming signal characteristics and NNE circuitry feedback. |
| US11877118B2 |
Magnet system for wireless earbuds and case
The present disclosure provides a magnetic system within a case for an electronic accessory. The case may include a housing portion and a lid coupled to the housing portion. Within the housing portion may be a housing magnet. The housing magnet may be oriented such that the magnetic field of the housing magnet is oriented transverse to a longitudinal axis of the case. The housing magnet may have a size and strength to magnetically couple the electronic accessory within a cavity of the housing. A hinge magnet may be located along an axis of rotation of the lid with respect to the housing. The hinge magnet and housing magnet may magnetically interact to form a bistable magnetic hinge. Thus, the one housing magnet may be large enough and have a strong enough magnetic field to perform various functions. |
| US11877116B2 |
Speaker device
The present disclosure relates to a speaker device. The speaker device may include a speaker assembly and a supporting connector. The speaker assembly may include a speaker module and a button module. The supporting connector may be configured to contact with the human head and provide a vibration fulcrum for a vibration of the speaker assembly. A distance between a center of the button module and the vibration fulcrum may be not greater than a distance between a center of the speaker module and the vibration fulcrum. |
| US11877103B2 |
Projection device and projection picture correction method thereof
A projection device and a projection picture correction method thereof are provided. When the projection device performs projection toward a projection surface, a plurality of target coordinates of a plurality of target vertexes are obtained based on a plurality of planes of the projection surface. The plurality of planes are not coplanar with each other, and the plurality of target vertexes form a target polygon. A first direction scaling process is performed respectively on a plurality of first image portions of an original trapezoidal image and a trapezoidal image block is generated. A second direction scaling process is performed respectively on a plurality of second image portions of the trapezoidal image block and a target image block aligned with the target polygon is generated. An output image including the target image block is projected onto the projection surface. |
| US11877099B2 |
Recording system, recording method, and program
A recording system includes a shooting data acquisition unit, a passenger detection unit, a driver detection unit, a determination unit, and a recording control unit. The shooting data acquisition unit acquires shooting data from a camera for taking an image of inside/outside of a vehicle in which a driver and a passenger ride. The passenger detection unit detects at least the passenger. The driver detection unit detects the driver in a predetermined range. The determination unit determines whether the passenger inside the vehicle has gotten out thereof. The recording control unit instructs, after the driver detection unit no longer detects the driver detected until then, when the determination unit determines that the passenger has gotten out of the vehicle, a recording device to record the shooting data of the outside thereof. |
| US11877095B2 |
System and method for automatically controlling a display system for a work vehicle
A method for automatically controlling a display system for a work vehicle having a first implement supported at a first end of a chassis, a second implement supported at a second end of the chassis, and a chair that is selectively movable between a first position oriented toward the first end of the work vehicle and a second position oriented toward the second end of the work vehicle. The method may include receiving an input indicative of a position of the chair and an input indicative of an operating state of the work vehicle. Additionally, the method may include controlling a display device to display image data from an imaging device associated with a first portion of a worksite or a second portion of the worksite based at least in part on the position of the chair and the operating state of the work vehicle. |
| US11877093B2 |
User interfaces to facilitate electronic communication
Aspects of the present disclosure involve a system comprising a computer-readable storage medium storing at least one program, method, and user interfaces to facilitate communication between users via multiple modes of electronic communication. The system displays a conversation view that presents messages exchanged between a first user and at least one other user in an electronic chat conversation. The conversation view includes an interactive element to enable the first user to initiate a video call with the at least one other user. Based on receiving user input corresponding to an interaction with the interactive element, the system initiates the video call with the at least one other user. The system displays an active call view to facilitate the video call with the at least one other user. The system toggles from displaying the active call view to displaying the conversation view in response to further user input. |
| US11877087B2 |
Methods and systems for remote monitoring of electrical equipment
According to one aspect, a method for remote monitoring of electrical equipment includes acquiring a set of data points, each data point representing a temperature associated with a piece of electrical equipment or a component thereof, assigning each data point to one or more groups of data points, and defining an alarm metric for each group. Each group's alarm metric may be defined independently of other group's metrics. The defined alarm metrics are used to determine the health of the electrical equipment. The data may be determined from virtual probes within an infrared sensor and/or received from RFID devices containing temperature sensor, which are attached to or near the equipment to be monitored, for example. The methods described herein do not require conversion of sensor data into temperature values, and thus obviate the need for expensive sensors and/or computationally demanding conversion, compensation, and calibration routines. |
| US11877086B2 |
Method and system for generating at least one image of a real environment
A method of generating at least one image of a real environment comprises providing at least one environment property related to at least part of the real environment, providing at least one virtual object property related to a virtual object, determining at least one imaging parameter according to the at least one provided virtual object property and the at least one provided environment property, and generating at least one image of the real environment representing information about light leaving the real environment according to the determined at least one imaging parameter, wherein the light leaving the real environment is measured by at least one camera. |
| US11877084B2 |
Video conference user interface layout based on face detection
A method may include obtaining a frame of a video stream of multiple video streams of a video conference, obtaining face detection information identifying a face size and a face position of at least one face detected in the frame, and cropping and scaling the frame according to at least one crop and scale parameter using the face detection information to obtain a modified first frame. The at least one crop and scale parameter is based on frames of the multiple video streams. The frames include the frame. The method may further include presenting the modified frame. |
| US11877079B2 |
Time-resolving computational image sensor architecture for time-of-flight, high-dynamic-range, and high-speed imaging
A pixel for an image sensor includes a photon sensor, a memory, and an accumulator. The photon sensor element portion outputs a signal to an accumulator, which then may add value stored in memory together and may transfer the result to the memory of another pixel. The pixel may be analog or digital and may be used in a pixel array for compressed sensing imaging. During imaging, a pseudo-random mask may also be used. The data collected during imaging may be used in compressed sensing and may be sent to an offline storage to be processed. |
| US11877078B2 |
Solid-state imaging device, imaging apparatus, and method of manufacturing solid-state imaging device
The deterioration of light condensing characteristics of an overall solid-state imaging device resulting from providing in-layer lenses is suppressed while preventing the deterioration of device characteristics of the solid-state imaging device and reduction of yield. A solid-state imaging device including: a semiconductor substrate on which a plurality of photoelectric conversion devices are arranged in an imaging device region in a two-dimensional array; and a stacked body formed by stacking a plurality of layers on the semiconductor substrate, wherein the stacked body includes an in-layer lens layer that has in-layer lenses each provided at a position corresponding to each of the photoelectric conversion devices; a planarization layer that is stacked on the in-layer lens layer and that has a generally planarized surface; and an on-chip lens layer that is an upper layer than the planarization layer and that has on-chip lenses each provided at a position corresponding to each of the photoelectric conversion devices, and the in-layer lens layer has a plurality of structures at a height generally equal to a height of the in-layer lenses, the plurality of structures being provided on an outside of the imaging device region. |
| US11877075B2 |
Electronic device for detecting image in low-light environment
An electronic device includes a first transistor, a second transistor, and a sensing circuit coupled to at least one of the first transistor and the second transistor. The sensing circuit includes a diode, a third transistor, and a fourth transistor. The diode has a first terminal. The third transistor has a first terminal and a second terminal. The first terminal of the third transistor is coupled to the first terminal of the diode. The fourth transistor has a first terminal coupled to the second terminal of the third transistor, and a second terminal coupled to a data driver. |
| US11877074B2 |
Solid-state imaging device and electronic apparatus
The present technology relates to a solid-state imaging device and an electronic apparatus that enable simultaneous acquisition of a signal for generating a high dynamic range image and a signal for detecting a phase difference. The solid-state imaging device includes a plurality of pixel sets each including color filters of the same color, for a plurality of colors, each pixel set including a plurality of pixels. Each pixel includes a plurality of photodiodes PD. The present technology can be applied, for example, to a solid-state imaging device that generates a high dynamic range image and detects a phase difference, and the like. |
| US11877066B2 |
Adaptive illumination for a time-of-flight camera on a vehicle
Disclosed are devices, systems and methods for capturing an image. In one aspect an electronic camera apparatus includes an image sensor with a plurality of pixel regions. The apparatus further includes an exposure controller. The exposure controller determines, for each of the plurality of pixel regions, a corresponding exposure duration and a corresponding exposure start time. Each pixel region begins to integrate incident light starting at the corresponding exposure start time and continues to integrate light for the corresponding exposure duration. In some example embodiments, at least two of the corresponding exposure durations or at least two of the corresponding exposure start times are different in the image. |
| US11877063B2 |
Inspection device and method for capturing inspection image
An inspection device that performs inspection by using an inspection image of a board on which multiple components are disposed, the inspection device includes a fixed focus type camera, a lifting/lowering mechanism configured to move the camera up or down relative to the board, a setting section configured to acquire height information of the components, and set a reference position separated from a top surface of the board by a distance corresponding to a height of each of the components according to a predetermined setting method such that an imaging surface of each component within an imaging range of the camera is included in a depth of field of the camera, and a control section configured to control the lifting/lowering mechanism and the camera such that the inspection image is captured after the camera is relatively moved up or down to focus on the reference position. |
| US11877059B2 |
Sensor-based image verification
In some aspects, a device may receive measured camera motion information associated with an image. The device may generate a shared image based on the image. The device may apply, based on the measured camera motion information, an image stabilization process to the image to generate a true image. The device may store the true image in a memory associated with the device. The device may provide the shared image and the measured camera motion information to another device. Numerous other aspects are described. |
| US11877058B1 |
Computer program product and automated method for auto-focusing a camera on a person in a venue who is wearing, or carrying, or holding, or speaking into a microphone at the venue
A camera is auto-focused on a person in a venue who is wearing, or carrying, or holding, or speaking into a microphone at the venue by detecting when a microphone having a real-time location system (RTLS) affixed thereto is active, identifying the position of RTLS tag, and auto-focusing the camera on the identified position of the RTLS tag. |
| US11877057B2 |
Electronic device and focusing method
An electronic device and a focusing method are provided. The electronic device includes at least two cameras, and each of the at least two cameras is provided with a phase difference (PD) point pair set having one or more PD point pairs. The one or more PD point pairs in the PD point pair set of one camera are located in different areas of the one camera, and areas of another camera corresponding to the different areas where the one or more PD point pairs of the one camera are located do not have PD point pairs located therein, and the another camera is a camera other than the one camera in the at least two cameras. |
| US11877053B2 |
Booster apparatus, imaging apparatus, endoscope and voltage conversion control method
A booster apparatus includes a voltage conversion control circuit configured to generate second power supply voltage, based on the ground voltage, first power supply voltage, and a driving clock signal. The voltage conversion control circuit includes: a booster circuit configured to generate the second power supply voltage based on an input booster clock signal; a clock buffer configured to generate the booster clock signal and output the generated booster clock signal to the booster circuit; and a voltage comparator that includes: a first voltage generation circuit configured to generate a first signal with a first voltage level; a second voltage generation circuit configured to generate a second signal with a second voltage level; and a comparator configured to compare the first voltage level and the second voltage level and control input of the driving clock signal to be supplied to the clock buffer based on a comparison result. |
| US11877051B2 |
Eye-gaze information acquiring apparatus, imaging apparatus, eye-gaze information acquiring method, and computer-readable storage medium
An eye-gaze information acquiring apparatus comprising at least one memory and at least one processor which function as: a first acquiring unit configured to acquire first eye-gaze information of an observer who observes display unit displaying an image; a pointer display unit configured to display a pointer indicating an eye-gaze position of the observer on the display unit when a display setting is set to on; and a second acquiring unit configured to acquire second eye-gaze information, based on the first eye-gaze information, wherein the second acquiring unit acquires the second eye-gaze information by a different method depending on the display setting of the pointer. |
| US11877049B2 |
Viewing angle adjustment method and device, storage medium, and electronic device
This application discloses a viewing angle adjustment method and device, a storage medium, and an electronic device. The method may include: detecting, by a terminal by using a sensor in the terminal, that the terminal changes from a first position to a second position, the terminal displaying a first image in a virtual scene at a first viewing angle when the terminal is located at the first position, and the first image displaying an object targeting identifier; determining a second viewing angle according to the first position, the second position, the first viewing angle, a second variation quantity from the first viewing angle to the second viewing angle corresponding to a first variation quantity from the first position to the second position; and displaying, by the terminal, a second image in the virtual scene at the second viewing angle when the terminal is located at the second position, the second image also displaying the object targeting identifier. |
| US11877046B2 |
Endoscope, driving method, and endoscope system
An endoscope includes: an imaging controller configured to drive in a first operation mode for operating an imager in accordance with an input first clock signal or in a second operation mode for operating the imager in accordance with an input second clock signal different from the first clock signal; a switch configured to output, to the imaging controller, a switching signal for switching the previously set second operation mode to be driven by the imaging controller to the first operation mode; and a first generator configured to generate a first enable signal causing the switch to output the switching signal based on the first clock signal when the first clock signal is input from an external processing device, and output the generated first enable signal to the switch. |
| US11877045B2 |
Image-capturing apparatus with a plurality of camera modules and a support member in which at least one camera module is fixed to the support member using an adhesive, and electronic apparatus
To suppress a reduction in yield and to reduce production costs even when a failure has occurred with respect to the alignment and the like of a camera module in a multi-ocular configuration in which a plurality of camera modules is included. An image-capturing apparatus includes a plurality of camera modules; and a support member used to support the plurality of camera modules in a specified positional relationship, the image-capturing apparatus including a first camera module and at least one second camera module as the plurality of camera modules, the first camera module being fixed to the support member, the at least one second camera module being fixed to the support member using an adhesive portion formed of an adhesive that has a property of being released in a specific temperature range. |
| US11877044B2 |
Integral packaging process-based camera module, integral base component of same, and manufacturing method thereof
A camera module, an integral base component of same, and a manufacturing method therefor are provided. The camera module includes at least one lens, at least one photosensitive chip, at least one filter, and at least one integral base component. The integral base component includes a base part and a circuit board part. The base part is integrally packaged in the circuit board part. The photosensitive chip is mounted on the circuit board part. The base part forms at least one through hole so as to provide the photosensitive chip with a light path. The lens is arranged on the light path of the photosensitive chip. |
| US11877040B2 |
Streaming video playback with reduced initial latency
According to one or more embodiments, a playback device is provided. The device includes processing circuitry configured to receive a video stream including a plurality of video packets, where each of the plurality of video packets is associated with a respective video timestamp value. The playback device is further configured to store at least one of the plurality of video packets in a jitter buffer, and to adjust each of the respective video timestamp values by a respective delay value, where each of the respective delay values is either a dynamic delay value based on a first condition being satisfied or a fixed delay value based on a second condition being satisfied. The playback device is further configured to play the video stream according to the adjusted video timestamp values for reduced initial delay at the jitter buffer. |
| US11877037B2 |
Distributed access architecture system for CATV
In one embodiment, a system includes a first device that receives, from a cable television (CATV) node, first downstream and upstream CATV RF signals and converts them to downstream and upstream optical signals. The first device distributes the downstream and upstream optical signals separately from each other by using different fiber optic cables or different wavelengths. The system further includes at least one micro distribution system, each comprising a micro node and at least one string of taps. The micro node receives the downstream and upstream optical signals from the first device and converts them to second downstream and upstream CATV RF signals. For each string of taps, the received second downstream and upstream CATV RF signals are passed from the micro node along the taps and blocked by a low pass filter (LPF), and the powering signal is passed along the taps and through the LPF. |
| US11877035B2 |
Systems and methods for crowd sourcing media content selection
There is provided a system including a memory storing an executable code and a processor executing the executable code to receive a plurality of video inputs, wherein each video input of the plurality of video inputs includes a video feed from an event, provide the plurality of video inputs to each of a plurality of media devices, receive a plurality of user video inputs each from a different one of the plurality of media devices, wherein each of the plurality of user video inputs is created using the plurality of video inputs, and stream each of the plurality of user video inputs as a separate media channel for display by a plurality of media devices. |
| US11877032B2 |
Methods and systems for supplementing media assets during fast-access playback operations
Methods and systems are disclosed herein for a media guidance application that enhances the viewer experience by providing supplemental content related to a media asset during a fast-access playback operation. For example, in response to a user input during a fast-forward or rewind operation, the media guidance application may generate for display supplemental content related to the progression point of the media asset at which the user input was received while the fast-forward or rewind operation continues. |
| US11877031B2 |
Audio mixing and signal transmission method for network streaming
An audio mixing method for network streaming includes the steps of establishing a network streaming connection between the first end and the second end, generating a text voiced audio signal based on a trigger signal by the first end, mixing a play signal and the text voiced audio signal into a play signal with the text voiced audio signal, in the state of the network streaming connection, transmitting the play signal with text voiced audio signal to the second end, and the play signal with text voiced audio signal is played by the second end. |
| US11877029B2 |
Smart media recommendations by events
A technique allows curating content such as videos to be specific to some event/theme. The technique allows creating an event in a calendar, and a backend system internally has an algorithm to pick the movies/TV shows based on viewing history. |
| US11877024B2 |
Devices, systems, and methods for multi-user screen sharing
The present technology is generally directed to multi-user screen sharing. In some embodiments, a method for media content screen sharing includes receiving a first media content item selection from a first user and receiving a second media content item selection from a second user. The method can further include generating a multi-content video signal, wherein the multi-content video signal includes the selected first media content item and the selected second media content item. The multi-content video signal can be displayed to both the first user and the second user. The method can include causing a first electronic device of the first user to display a first portion of the multi-content video signal that corresponds to the selected first media content item, and causing a second electronic device of the second user to display a second portion of the multi-content video signal that corresponds to the selected second media content item. |
| US11877023B2 |
Control devices and systems incorporating secure contactless remote control and associated methods
The disclosed technology includes commercial and residential automation and control (including audio-visual control) devices and systems incorporating contactless remote control. The disclosed technology can include a method of controlling an audio-visual system. The method can include displaying an authorization code on an audio-visual control device. The method can include receiving, at the audio-visual control device and from the remote server, instructions to change a setting of the audio-visual system, the instructions having been received by the remote server from a user device that has been authenticated by the remote server via the authorization code. The method can include outputting, to the audio-visual system, the instructions to change a setting of the audio-visual system and outputting, to the remote server, data indicative of a status of the audio-visual system. |
| US11877020B2 |
Systems and methods for associating program actors with program genres
Methods and systems for calculating, storing, and allowing electronic searches for metadata associated with media titles. The metadata includes scores specific to each actor and each genre of a media title, where the scores indicate the degree to which an actor's performance in that title corresponds to a particular genre. Electronic searches for particular actors' performance in a specific genre thus return more accurate results that more correctly reflect how well the actors' performances reflect that genre. |
| US11877017B2 |
System for measuring video playback events using a server generated manifest/playlist
An apparatus and method for managing video playback is disclosed. In one aspect, a server may be used to generate a manifest file for directing a video player to play requested video content in a video stream with alternative content. |
| US11877011B2 |
Picture dimension indication in decoder configuration record
Systems, methods and apparatus for processing visual media data are described. One example method includes performing a conversion between visual media data and a visual media file that includes one or more tracks that store one or more bitstreams of the visual media data according to a format rule; wherein the format rule specifies whether to include, in a configuration record of a track, a first element indicative of a picture width of the track and/or a second element indicative of a picture height of the track is based on (1) whether a third element indicative of whether the track contains a specific bitstream corresponding to a specific output layer set and/or (2) whether the configuration record is for a single-layer bitstream, and wherein the format rule further specifies that the first element and/or the second element, when included in the configuration record of the track, are represented in a field including 16 bits. |
| US11877009B2 |
Encoding and decoding with merge mode and block partition index
An encoder determines, based on a width and a height of a block, whether or not to disable a prediction mode in which the block is split along a partitioning line defined by a distance and an angle and then prediction is performed; and encodes the block with the prediction mode disabled or not disabled according to a result of the determination on whether or not to disable the prediction mode. Here, the distance is the shortest distance between the center of the block and the partitioning line, and the angle is an angle representing a direction from the center of the block toward the partitioning line in the shortest distance. The encoder determines to disable the prediction mode when (i) a width-to-height ratio is at least 8 or (ii) a height-to-width ratio is at least 8. |
| US11877007B2 |
Methods of coding duplicate and isolated points for point cloud coding
A method and apparatus for coding information of a point cloud that includes obtaining the point cloud including a set of points in a three-dimensional space; determining whether a current node in the set of points is isolated; and coding the current node in isolation mode based on a determination that the current node is isolated and coding the current node in non-isolation mode, based on a determination that the current node is not isolated. |
| US11877002B2 |
Update of look up table: FIFO, constrained FIFO
A method of video processing is provided to include maintaining one or more tables, wherein each table includes one or more motion candidates and each motion candidate is associated with corresponding motion information; performing a conversion between a current block and a bitstream representation of a video including the current block by using motion information in a table; and updating, after performing of the conversion, one or more tables based on M sets of additional motion information associated with the current block, M being an integer. |
| US11876998B2 |
Method and apparatus for processing video signal
An image decoding method according to the present invention can comprise the steps of: deriving merge candidates from neighboring blocks adjacent to a current block; generating a merge candidate list including the merge candidates, wherein the arrangement order of the merge candidates in the merge candidate list is determined on the basis of initial priorities; re-arranging the merge candidates included in the merge candidate list; decoding information for specifying at least one of the merge candidates included in the merge candidate list; and deriving motion information of the current block from a merge candidate corresponding to the information. |
| US11876996B2 |
Constraints on picture types in video bitstream processing
Methods, systems and devices for defining and using constraints on picture types in video bitstream processing are disclosed. An example method of video processing includes performing a conversion between a video including one or more pictures and a bitstream of the video, wherein the bitstream conforms to a format rule. The format rule specifies that a picture timing (PT) supplemental enhancement information (SEI) message, when included in the bitstream, is access unit (AU) specific, and wherein each picture of the one or more pictures that is a random access skipped leading (RASL) picture includes only a RASL network abstraction layer unit type (NUT). |
| US11876990B2 |
Video residual decoding apparatus using storage device to store side information and/or state information for syntax element decoding optimization and associated method
A video residual decoding apparatus is used for applying residual decoding to a transform block that is divided into sub-blocks, and includes a residual decoding circuit and a storage device. The residual decoding circuit enters a coefficient loop for decoding one or more syntax elements at each of coefficient positions within a sub-block that has at least one non-zero coefficient level. The coefficient loop includes one decoding pass and at least one other decoding pass. During the at least one other decoding pass, the residual decoding circuit records side information in the storage device, where the side information is indicative of specific coefficient positions at which specific syntax elements need to be decoded in the one decoding pass. During the one decoding pass, the residual decoding circuit refers to the side information for decoding the specific syntax elements at the specific coefficient positions, respectively. |
| US11876986B2 |
Hierarchical video encoders
A computer-implemented method for generating video representations utilizing a hierarchical video encoder includes obtaining a video, wherein the video includes a plurality of frames, processing each of the plurality of frames with a machine-learned frame-level encoder model to respectively generate a plurality of frame representations for the plurality of frames, the plurality of frame representations respective to the plurality of frames determining a plurality of segment representations representative of a plurality of video segments including one or more of the plurality of frames, the plurality of segment representations based at least in part on the plurality of frame representations, processing the plurality of segment representations with a machine-learned segment-level encoder model to generate a plurality of contextualized segment representations, determining a video representation based at least in part on the plurality of contextualized segment representations, and providing the video representation as an output. |
| US11876985B2 |
Scalable data stream and network entity
The handling of scalable data streams by network entities is rendered less complex by, in the data stream, accompanying packets which actually carry data by packets of a different packet type which have a scalability axes descriptor defining the number of scalability axes and a semantic meaning thereof. In another aspect, the handling of scalable data streams by network entities is rendered more efficient by conveying level and/or profile descriptors using packets other than the data carrying packets, with profile and/or level descriptors being divided up into a first set explicitly signaling the definition of the available coding option set and/or available syntax element value range for a respective operation point, and a second set of profile and/or level descriptors which signal the definition of the available coding option set and/or available syntax element value range for their respective operation points by reference another profile and/or level descriptor. |
| US11876983B2 |
Method and apparatus for encoding/decoding image signals using weight prediction parameter sets based on size of current block
A method for decoding/encoding an image signal with the decoding/encoding apparatus according to the present invention may comprise the steps of obtaining a first prediction sample of a current block by performing inter prediction on the current block, determining one or more weight prediction parameter candidates for the current block, determining a weight prediction parameter of the current block from the one or more weight prediction parameter candidates, and obtaining a second prediction sample of the current block by applying the weight prediction parameter to the first prediction sample. Herein, a number of the one or more weight prediction parameter candidates is variably determined based on a size of the current block. |
| US11876981B2 |
Method and system for signaling of 360-degree video information
Coding techniques for 360-degree video are described. An encoder selects a projection format and maps the 360-degree video to a 2D planar video using the selected projection format. The encoder encodes the 2D planar video in a bitstream and further signals, in the bitstream, parameters identifying the projection format. The parameters identifying the projection format may be signaled in a video parameter set, sequence parameter set, and/or picture parameter set of the bitstream. Different projection formats that may be signaled include formats using geometries such as equirectangular, cubemap, equal-area, octahedron, icosahedron, cylinder, and user-specified polygon. Other parameters that may be signaled include different arrangements of geometric faces or different encoding quality for different faces. Corresponding decoders are also described. In some embodiments, projection parameters may further include relative geometry rotation parameters that define an orientation of the projection geometry. |
| US11876977B2 |
Intra-frame prediction and decoding methods and apparatuses for image signal
An intra-frame decoding method includes obtaining, from a video code stream, prediction mode information of a first signal component of a current block, determining a prediction mode of the first signal component of the current block from a prediction mode set of the first signal component of the current block according to the prediction mode information of the first signal component of the current block, where the prediction mode set of the first signal component of the current block includes at least one of a linear model above (LMA) mode and a linear model left (LML) mode; obtaining a predicted value of a first signal component sampling point of the current block; and obtaining a reconstructed value of the first signal component sampling point of the current block according to the predicted value of the first signal component sampling point of the current block. |
| US11876973B2 |
Method, apparatus, and non-transitory computer-readable storage medium for motion vector refinement for geometric partition mode
A method, an apparatus and non-transitory computer-readable storage medium for video data process are provided. The method includes receiving a bitstream comprising a coding unit coded in a geometric partition mode (GPM); decoding a first parameter associated with the coding unit, the first parameter indicating whether template matching being applied to the coding unit; and determining, according to the first parameter, motion information for the coding unit, wherein when the first parameter indicates the template matching is applied to the coding unit, the motion information is refined using the template matching. |
| US11876971B2 |
Interactions among multiple intra coding methods
A video processing method includes determining, for a conversion between a block of a video and a bitstream representation of the video, a manner in which information for a Matrix-based Intra Prediction (MIP) coding technique is coded in the bitstream representation. A prediction block of the block is determined using the MIP coding technique based on performing a matrix vector multiplication operation on previously coded samples of the video. The method also includes performing the conversion based on the determining. |
| US11876970B2 |
Non-interleaved separate tree
Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. In some examples, an apparatus for video decoding includes processing circuitry. The processing circuitry determines that a non-interleaved separate tree structure is used for coding different color components of coding tree units (CTUs) in a bitstream. The processing circuitry decodes a first color component of a plurality of CTUs from a first portion of the bitstream, and decodes a second color component of the plurality of CTUs from a second portion of the bitstream, the second portion is located after the first portion in the bitstream. |
| US11876969B2 |
Neural-network media compression using quantized entropy coding distribution parameters
This disclosure describes entropy coding techniques for media data coded using neural-based techniques. A media coder is configured to determine a probability distribution function parameter for a data element of a data stream coded by a neural-based media compression technique, wherein the probability distribution function parameter is a function of a standard deviation of a probability distribution function of the data stream, determine a code vector based on the probability distribution function parameter, and entropy code the data element using the code vector. |
| US11876968B2 |
Method and device for picture encoding and decoding
An encoding method is presented. Transform coefficients of a block are first obtained. They are then scanned according to a scan pattern for entropy coding. The scan pattern is determined responsive to a shape of the block.FIG. 5 |
| US11876965B2 |
Method and system for single loop multilayer coding with subpicture partitioning
A versatile video coding (VVC) method includes obtaining a plurality of video sources; encoding the plurality of video sources into a bitstream including a plurality of independent layers corresponding to the plurality of video sources; generating signaling information on the plurality of independent layers and integrating the signaling information with the bitstream; and transferring the bitstream for decoding processing, wherein the signaling information is to be used in the decoding process to enable a single decoder instance to decode the plurality of independent layers similar to a single-layer bitstream. The signaling information includes at least a video parameter set (VPS), and the VPS includes a flag inbl_one_pic_per_poc_flag equal to 1, which specifies that the bitstream contains independent layers and there is one and only one coded picture with a particular picture order count (POC) value in a same coded video sequence (CVS) among all layers. |
| US11876962B2 |
Method and apparatus for encoding or decoding video data with frame portions
The present invention concerns a method of encoding video data comprising frames into a bitstream, frames being spatially divided into frame portions, the method comprising: encoding at least one frame portion into one or more first encoded units; wherein the method further comprises: signalling into said first encoded units, at least one frame portion identifier, a frame portion identifier identifying one encoded frame portion; and providing frame portion arrangement information comprising the frame portion identifier and spatial information about the frame portion. |
| US11876953B2 |
Method and apparatus for selective mono/stereo visual display
To enhance a mono-output-only controller such as a mobile OS to support selective mono/stereo/mixed output, a stereo controller is instantiated in communication with the mono controller. The stereo controller coordinates stereo output, but calls and adapts functions already present in the mono controller for creating surface and image buffers, rendering, compositing, and/or merging. For content designated for 2D display, left and right surfaces are rendered from a mono perspective; for content designated for 3D display, left and right surfaces are rendered from left and right stereo perspectives, respectively. Some, all, or none of available content may be delivered to a stereo display in 3D, with a remainder delivered in 2D, and with comparable content still delivered in 2D to the mono display. The stereo controller is an add-on; the mono controller need not be replaced, removed, deactivated, or modified, facilitating transparency and backward compatibility. |
| US11876950B2 |
Layered scene decomposition codec with view independent rasterization
A system and methods for a CODEC driving a real-time light field display for multi-dimensional video streaming, interactive gaming and other light field display applications is provided applying a layered scene decomposition strategy. Multi-dimensional scene data is divided into a plurality of data layers. One or more polygons representative of corresponding portions of objects in the scene are obtained for each layer and used to determine a view-independent representation. This view independent representation and data layers are sampled using a plenoptic sampling scheme and rendered using hybrid rendering to encode light fields corresponding to each data layer. The resulting compressed, (layered) core representation of the multi-dimensional scene data is produced at predictable rates, reconstructed and merged at the light field display in real-time by applying view synthesis protocols, including edge adaptive interpolation, to reconstruct pixel arrays in stages (e.g. columns then rows) from reference elemental images. |
| US11876949B2 |
Layered scene decomposition CODEC with transparency
A system and methods for a CODEC driving a real-time light field display for multi-dimensional video streaming, interactive gaming and other light field display applications is provided applying a layered scene decomposition strategy. Multi-dimensional scene data including information on transparency of surfaces is divided into a plurality of data layers of increasing depths as the distance between a given layer and the display surface increases. Data layers are sampled using a plenoptic sampling scheme and rendered using hybrid rendering, such as perspective and oblique rendering, to encode light fields corresponding to each data layer. The resulting compressed, (layered) core representation of the multi-dimensional scene data is produced at predictable rates, reconstructed and merged at the light field display in real-time by applying view synthesis protocols, including edge adaptive interpolation, to reconstruct pixel arrays in stages (e.g. columns then rows) from reference elemental images. |
| US11876947B2 |
Method and apparatus for buffer management in cloud based virtual reality services
Provided is a method for creating a virtual reality content, storing the virtual reality content in a transmission buffer, and after that, managing the transmission buffer. A server creates the virtual reality content based on user's motion information, stores the virtual reality content in the transmission buffer and is allowed to modify the virtual reality content stored in the transmission buffer based on subsequently received user's motion information, so that the most recent user's motion information can be appropriately reflected in the virtual reality content. It is possible to provide a more immersive virtual reality service. |
| US11876945B2 |
Device and method for acquiring shadow-free images of documents for scanning purposes
A method for acquiring shadow-free images of a document for scanning or other purposes is applied in a device. The method includes training a shadow prediction model based on sample documents of a sample library and inputting a background color and a shadow mask of each of the sample documents extracted by the shadow prediction model into a predetermined shadow removing network for training, to obtain a shadow removing model. The method further includes obtaining a background color and a shadow mask of the document through the shadow prediction model and removing the shadows of the document based on the shadow removing model. The device utilizing the method is also disclosed. |
| US11876943B2 |
Non-transitory computer-readable storage medium, server, service system, and service providing method
A server includes a controller The controller acquires device-usage information, which indicates a status of use of a subscribed device which is a device subscribing to a service, from the subscribed device, generates service-usage information indicating a status of use of the service, based on the acquired usage information, acquires an exchange request for changing the subscribed device from a first device currently subscribing to the service to a second device different from the first device, and changes the subscribed device from the first device to the second device, in response to the acquired exchange request. |
| US11876942B2 |
Information processing apparatus, information processing method and non-transitory recording medium
An information processing apparatus, an information processing method, and a non-transitory recording medium. The information processing apparatus searches for one or more pieces of data including name information, receives an operation from a user, controls a user interface to display a plurality of first operation components indicating initials of the name information, in response to the operation on a particular one of the first operation components, controls the user interface to display one or more second operation components associated with the particular first operation component simultaneously with the first operation component, and in response to the operation on a particular one of the second operation components, control the user interface to display the data including the name information associated with the particular second operation component. |
| US11876939B1 |
Power management apparatus, power management system, and power management method
A power management apparatus for managing a power supply to an electrical device, includes an interface circuit connectable to a plurality of different types of sensors, and a processor configured to generate first log data of states of each of the sensors in a plurality of periods of a day, acquire from the electrical device second log data of operational states of the electrical device in the periods, generate usage data that associates the operational states of the electrical device with the states of each of the sensors and the periods, using the usage data, determine an expected operational state of the electrical device corresponding to current states of each of the sensors and a current period, and control the power supply based on the expected operational state and a current operational state of the electrical device. |
| US11876936B1 |
System and method for dynamic tabs based selection in a role-based software system user interface
A system and method for dynamic tabs-based selection role-based print management web portal determines a role assigned to a logged in user. A user is provided with selectable tabs based on their determined role. Users with rolls allowing access to customer information can select customers for management of customer information or management of customer devices. Tabs are generated based on selected customer properties. Users with administrative roles are enabled to further configure, adjust and troubleshoot devices. Users with an end user role are limited to device tasks and management of their own information. Super users are unrestricted and have access to all functions of all users. Thus, functionality is added based on a user's role in a non-redundant manner. |
| US11876935B2 |
Image forming apparatus, non-transitory computer readable medium, and method for outputting reading result of an adjusted image formed by image forming apparatus
An image forming apparatus that forms an image on a recording medium includes: an image former that forms an image on a recording medium; an image reader that reads an image formed on a recording medium; an adjuster that adjusts the image former on a basis of a reading result obtained by the image reader by reading an image formed on a recording medium by the image former; and a processor configured to output, to an external apparatus used for diagnosis of the image forming apparatus, the reading result of the image formed on the recording medium by the image former when adjustment is performed by the adjuster. |
| US11876933B2 |
Event image sensor, imaging device, and method of controlling event image sensor
In a solid-state image sensor that detects an address event, the detection sensitivity for the address event is controlled to an appropriate value.The solid-state image sensor includes a pixel array unit and a control unit. In the solid-state image sensor, multiple pixel circuits are arranged in the pixel array unit, each detecting a change in luminance of incident light occurring outside a predetermined dead band as the address event. The control unit controls the width of the dead band according to the number of times the address event is detected in the pixel array unit within a fixed unit cycle. |
| US11876931B2 |
Techniques for benchmarking pairing strategies in a contact center system
There are provided a method, a system configured to perform the method, and a computer program product comprising instructions which when executed by processing circuitry of the system cause the system to perform the method. The method comprises determining, by at least one computer processor communicatively coupled to and configured to operate in a contact center system, a plurality of available contacts, wherein each of the plurality of available contacts is available for pairing to an agent of a plurality of agents using either a first pairing strategy or a second pairing strategy, wherein the first pairing strategy is different from the second pairing strategy. The method further comprises determining, by the at least one computer processor, that a first agent of the plurality of agents is available for pairing, and after determining that the first agent is available for pairing, selecting, by the at least one computer processor, the first pairing strategy or the second pairing strategy for pairing the first agent to one of the first plurality of contacts based on a time the first agent became available for pairing. The method further comprises selecting, by the at least one computer processor, a first contact of the plurality of contacts using the selected pairing strategy, wherein the first contact was not assigned to either the first pairing strategy or the second pairing strategy prior to the first agent becoming available, and pairing, in a switch of the contact center system, the first contact to the first agent. |
| US11876929B2 |
Second level interactive voice response component
In an example embodiment, a solution is provided that introduces a second level IVR component controlled by a call control service that also controls a first IVR component. Controlling the IVR components using this call control service (which also interfaces with client software operated by a human agent) allows for data collected during the IVR sessions or during a live session with the human agent to be shared among the components. This also acts to eliminate the need for a traditional “transfer” of a call from a human agent to an IVR or vice versa, which would often be accompanied by audible clicks or beeps discernable to the caller. |
| US11876928B2 |
Fraud detection system
A fraud detection system receives incoming calls and determines a fraud score indicating the likelihood that the incoming call is from a fraudulent or malicious caller. The system is able to determine the age of a telephone number of an incoming call and from it determine a fraud score for the call. |
| US11876927B2 |
Fraud detection system for incoming calls
A fraud detection system receives incoming calls and determines a fraud score indicating the likelihood that the incoming call is from a fraudulent or malicious caller. The system is able to learn patterns of fraudulent activity from historical call records and feedback provided by a subscriber. |
| US11876923B2 |
Visual priming or augmentation for cellphones
A method for enhancing a visual display of digital information on cell phones includes providing a first visual image to the cell phone user at a display time of 10 ms or less; and providing a perceptible second visual image corresponding to the first visual image on the display. A visual augmentation method and matching game method is also provided as are cell phones. |
| US11876922B2 |
Method and device for audio input routing
A method on a mobile device for a wireless network is described. An audio input is monitored for a trigger phrase spoken by a user of the mobile device. A command phrase spoken by the user after the trigger phrase is buffered. The command phrase corresponds to a call command and a call parameter. A set of target contacts associated with the mobile device is selected based on respective voice validation scores and respective contact confidence scores. The respective voice validation scores are based on the call parameter. The respective contact confidence scores are based on a user context associated with the user. A call to a priority contact of the set of target contacts is automatically placed if the voice validation score of the priority contact meets a validation threshold and the contact confidence score of the priority contact meets a confidence threshold. |
| US11876913B2 |
Control method, control system, first server, and data structure
A control method according to the present disclosure is executed by a first server of servers in a system including one or more IoT devices and the servers. The method includes: obtaining first transaction data including operation notification information and time information from each of the IoT devices, the operation notification information including identification information on the IoT device and a notification indicating that the IoT device is operating, the time information indicating a time when the IoT device has obtained the operation notification information; transferring the obtained first transaction data to second servers different from the first server; executing a first consensus algorithm together with the second servers; and recording a block containing the first transaction data in a distributed ledger of the first server, when the authenticity of the first transaction data is verified by the first consensus algorithm. |
| US11876912B2 |
Aerospace advanced chain of trust
A method implemented by an onboard avionics computer for executing a plurality of binary codes that are associated with a plurality of sets of metadata, wherein: the plurality of binary codes and the plurality of metadata are hierarchized into a number of levels at least equal to two; a first binary code, of a level, is associated with a first set of metadata of the level, and a second binary code of a lower level, itself associated with a second set of metadata of the lower level; the first set of metadata comprises a data signature, the data comprising at least a first message digest associated with the first binary code, and the second set of metadata comprises a public key; the method comprising the execution, by the second binary code, of the following steps: applying a hash function to obtain a second message digest of the first binary code; decrypting the signature using the public key to obtain the first message digest; authorizing the execution of the binary code, if and only if the first message digest is identical to the second. |
| US11876911B2 |
Blockchain based alias interaction processing
A blockchain based alias directory may be utilized. Encrypted lists of aliases may be stored on the blockchain and may be accessible to network computers and secure gateways. Embodiments are directed to secure gateways and user devices for accessing the alias directory stored in the blockchain during a financial transaction. The user device may be provided with a list of aliases from which a user may select a payment account. Upon selection the user may be redirected to an identity verification system of the associated payment network. |
| US11876910B2 |
Systems, methods, and apparatuses for implementing a multi tenant blockchain platform for managing Einstein platform decisions using distributed ledger technology (DLT)
Exemplary systems, implement a multi-tenant blockchain platform for managing the Einstein cloud platform's decisions using Distributed Ledger Technology (DLT) in conjunction with a cloud based computing environment. The system operates a blockchain interface to a blockchain on behalf of a plurality of tenants of the host organization, configures the blockchain to share a training data set between two or more tenants pursuant to a consent agreement, trains an AI model to make recommendations based on the training data set, receives a request to register the AI model with an audit record keeping service, receives a transaction at the blockchain, issues a decision by the AI model to accept or reject the transaction; and then proceeds to transact a new asset onto the blockchain recording the decision to accept or reject the transaction and the data set utilized to train the AI model with a version of the AI model. |
| US11876895B2 |
Secure installation of application keys
The present disclosure includes methods, devises and systems for preparing and installing one or more application keys owned by application owners in a remote device. The present disclosure further proposes methods, devices and systems for secure installation of subsequent application keys on a device utilising corresponding key derivation functions to associate an application with a respective policy and identifier using significantly Imv bandwidth for transfer of keys for execution of the respective application on the device. |
| US11876891B2 |
Secure parameter merging using homomorphic encryption for swarm learning
Systems and methods are provided for implementing swarm learning while using blockchain technology and election/voting mechanisms to ensure data privacy. Nodes may train local instances of a machine learning model using local data, from which parameters are derived or extracted. Those parameters may be encrypted and persisted until a merge leader is elected that can merge the parameters using a public key generated by an external key manager. A decryptor that is not the merge leader can be elected to decrypt the merged parameter using a corresponding private key, and the decrypted merged parameter can then be shared amongst the nodes, and applied to their local models. This process can be repeated until a desired level of learning has been achieved. The public and private keys are never revealed to the same node, and may be permanently discarded after use to further ensure privacy. |
| US11876886B2 |
Proof of eligibility consensus for the blockchain network
Embodiments determine an eligibility of a request for an operation event from a client using a distributed ledger that comprises a plurality of nodes. Embodiments send the request from the client to a primary node of the distributed ledger, the request comprising a first token. Embodiments validate the node at the primary node with a token provider, broadcast the request to all secondary nodes of the distributed ledger and perform a service by the primary node and the secondary nodes in response to the request. Embodiments send a reply to the client from each of the primary node and the secondary nodes when the service is performed successfully by the respective node, the reply comprising a second token. Embodiments then determine an eligibility of the client for the request based on a count of a number of second tokens received by the client. |
| US11876884B2 |
Communication method and optical module
This application provides a communication method and an optical module. The method includes: A first optical module determines a first delay. The first optical module sends the first delay to an interface chip. According to the communication method and the optical module that are provided in this application, a delay in the optical module can be reported to the interface chip, so as to improve precision of time synchronization between a master clock and a slave clock, thereby further improving clock precision of a network device. |
| US11876880B2 |
TCP processing for devices
A data processing system is provided. A host processing device supports a host transport engine operable to establish a first transport stream over a network with a remote peer. Device hardware comprises a device transport engine. The device transport engine is configured to monitor the first transport stream to determine a state of the first transport stream and in response to an indication from the host processing device perform transport processing of the first transport stream. |
| US11876879B2 |
Message handler
A message handler is described. The message handler is configured, in response to receiving a data package which is formatted according to a given communications protocol, such as CAN or Ethernet, and which comprises package-directing data and payload data, to generate package having a predetermined data format, for example a layer-2 or layer-3 package, which comprises a header and payload data. The header comprises an address generated in dependence upon the package-directing data and wherein the payload comprises the data package. The package having a predetermined data format may be an IEEE 1722 frame. |
| US11876877B2 |
Reinforcement-learning based queue-management method for undersea networks
A reinforcement-learning based queue-management method for undersea networks. In one embodiment, a computer-implemented method to shape traffic in a dynamic network, comprising measuring network states, classifying each of a plurality of packets into one of a plurality of traffic types based on quality-of-service requirements, defining a decision epoch interval, determining a policy with a plurality of neural networks and with a deep reinforcement learning agent that maximizes entropy-regularized long-term reward and produces a plurality of weighted fair-queuing weights based on an observation of the state of the queues at the decision epoch intervals, and using the policy to allocate predefined portions of the available transmission bandwidth across the plurality of traffic types by defining each type with a WFQ weight. |
| US11876874B2 |
Systems and methods for filtering electronic activities by parsing current and historical electronic activities
The present disclosure relates to systems and methods for filtering electronic activities. The method includes identifying an electronic activity. The method includes parsing the electronic activity to identify one or more electronic accounts in the electronic activity. The method includes determining, responsive to parsing the electronic activity, that the electronic activity is associated with an electronic account of the one or more electronic accounts. The method includes selecting, based on the electronic account, one or more filtering policies associated with the data source provider to apply to the electronic activity. The method includes determining, by applying the selected one or more filtering policies to the electronic activity, to restrict the electronic activity from further processing based on the electronic activity satisfying at least one of the selected one or more filtering policies. The method includes restricting, the electronic activity from further processing. |
| US11876871B2 |
Systems and methods for providing firmware over-the-air updates
Systems and methods described herein provide for receiving, by a network device and from a radio access network (RAN) controller, transmission information related to performing an over-the-air (OTA) update campaign, the transmission information identifying a location of a plurality of user equipment (UE) devices that are to receive an OTA update; receiving, by the network device, an OTA update file associated with the OTA update; and transferring, by the network device, the OTA update file to the plurality of UE devices according to the transmission information. |
| US11876870B2 |
Information processing system, information processing apparatus, and information processing method
An information processing apparatus provides a sharing service of enabling information to be shared by one or more terminal apparatuses, the information processing apparatus being capable of communicating with the one or more terminal apparatuses, and the one or more terminal apparatuses being associated with a group; receives first identification information from each of the one or more terminal apparatuses; and associates the first identification information with the sharing service. When having associated the first identification information with the sharing service, the information processing apparatus associates, with the group, the one or more terminal apparatuses having received the first identification information from outside and having transmitted the first identification information; and provides the sharing service of enabling information to be shared by the one or more terminal apparatuses that are associated with the group. |
| US11876869B2 |
Apparatuses, computer-implemented methods, and computer program products for improved management, selection, and provision of network asset data objects
Embodiments of the present disclosure provide for improved management, selection, and provision of network asset data objects. For example, embodiments described throughout are configured to score various network assets corresponding to real-world assets, items, products, and/or the like, for selection and provision associated with one or more particular user profile identifiers. Embodiments are configured to train network asset scoring model(s) based on specific data, such as prioritized network asset data set(s), such that the trained network asset scoring model(s) efficiently generate more accurate, improved scores for network asset data objects. Additional or alternative embodiments are configured to provide data tagged network asset set(s) utilizing specially trained model(s), such as one or more multi-armed bandit models and/or one or more network asset scoring model(s). |
| US11876862B2 |
Establishment of persistent connection between file attachments uploaded to cloud storage and associated electronic communications
Examples of the present disclosure describe systems and methods for establishing a persistent connection between file attachments uploaded to cloud storage and associated electronic communications. An electronic communication including an attached file may be stored and presented in a communication application user interface that includes interactive functions, such as edit and save functions. Upon selection of an interactive function, a copy of the file may be uploaded to a cloud storage location and, in some examples, opened in a productivity application. A link to the file at the cloud storage location may be stored as a property of the file that is stored with the electronic communication. Resultantly, a connection may be maintained between the file at the cloud storage location and the electronic communication. Based on this connection, the copy of the file at the cloud storage location may be opened upon a subsequent selection of an interactive function. |
| US11876857B1 |
Client-side load balancing for remote application servers
Systems arid methods for implementing client-side load balancing for remote application servers. An example method comprises receiving, by a publishing server, an application server status information reflecting computing resource utilization by each application server of a plurality of application servers; receiving a request initiated by a client computing device to access a published application executable by at least a subset of the plurality of application servers; and responsive to determining that a load metric reflecting performance of the publishing server exceeds a threshold value, transmitting an instruction to the client computing device to perform client-side load balancing using a snapshot of the application server status information to select an application server of the subset of the plurality of application servers. |
| US11876852B2 |
Method to determine optimal number of HTTP2.0 streams and connections for better QoE
Described embodiments provide for dynamically optimizing the number of application layer streams that may be multiplexed into a single transport layer connection, providing the advantages of application layer multiplexing without incurring unnecessary congestion-based network delays. A device may monitor net bandwidth and packet loss rates for a connection, and may dynamically increase and decrease a number of concurrent application layer streams to balance throughput and congestion avoidance. As congestion increases, the device may reduce concurrent stream limits in order to spawn additional transport layer connections, allowing faster congestion recovery and reduced performance impairment. |
| US11876843B2 |
Method, apparatus, medium and electronic device for generating round-table video conference
The present disclosure provides a method, an apparatus, a medium and an electronic device for generating a round-table video conference. In the present disclosure, in response to the head instruction information of the participant, the scrolling starting number is determined from the round-table seat number sequence through the video of the current presenter, and the scrolling ending number is determined from the round-table seat number sequence through the video of the current speaker, thereby the scrolling sequence of the target seat numbers is obtained. According to the scrolling sequence, a manner of the virtual camera in the center of the round table being rotated and shooting is simulated, and the images of the participants queued between two points are scrolled and displayed, so that a virtual round-table conference scene is created in the video conference. |
| US11876840B2 |
Method and apparatus for controlling streaming of multimedia data in a network
The present invention relates to a method for controlling the streaming of multimedia data in a network. The method comprising receiving, from a client device by a server, a request to control reception of at least one media stream from amongst a plurality of media streams as present in multimedia-data undergoing streaming by the client device, analysing the contents of the request to identify at least one of: a reception control message; the at least one media selected; and a type of control to be performed with respect to the at least one media, and responding the client device based on said analysis of the request by suspending or resuming the streaming of the at least one media stream from amongst the plurality of media streams in the multimedia data. |
| US11876837B2 |
Network privacy policy scoring
A user of a client device accesses a service provided by a server computer. The server computer gathers data about the user. The data gathered may be kept private by the server computer, shared only with other computers and users owned by the same entity, shared with selected third parties, or made public. The server computer provides a privacy policy document that describes how the data gathered is used. A privacy server analyzes the privacy policy document and, based on the analysis, generates a privacy score. The privacy score or an informational message selected based on the privacy score are provided to the client device. In response, the client device presents the privacy score or the informational message to the user. In this way, the user is informed of privacy risks that result from accessing the server computer. |
| US11876836B1 |
System and method for automatically prioritizing rules for cyber-threat detection and mitigation
A system and computerized method for generating an improved cyber-security rule ordering for cyber-security threat detection or post-processing activities conducted by a rules-based cyber-security engine deployed within a network device is described. Herein, historical metadata associated with analytics conducted on incoming data by a rule-based cyber-security engine and in accordance with a plurality of rules is described. These rules are arranged in a first ordered rule sequence. The historical metadata is analyzed to determine one or more salient rules from the plurality of rules. The plurality of rules are reprioritized by at least rearranging an order to a second ordered rule sequence with the one or more salient rules being positioned toward a start of the second ordered rule sequence. Thereafter, the rule-based cyber-security engine operates in accordance with the reprioritized rule set that is arranged in the second ordered rule sequence to achieve improved performance. |
| US11876835B2 |
Techniques to enforce policies for computing platform resources
Various embodiments are generally directed to techniques to enforce policies for computing platform resources, such as to prevent denial of service (DoS) attacks on the computing platform resources. Some embodiments are particularly directed to ISA instructions that allow trusted software/applications to securely enforce policies on a platform resource/device while allowing untrusted software to control allocation of the platform resource. In many embodiments, the ISA instructions may enable secure communication between a trusted application and a platform resource. In several embodiments, a first ISA instruction implemented by microcode may enable a trusted application to wrap policy information for secure transmission through an untrusted stack. In several such embodiments, a second ISA instruction implemented by microcode may enable untrusted software to verify the validity of the wrapped blobs and program registers associated with the platform resource with policy information provided via the wrapped blobs. |
| US11876833B2 |
Software defined networking moving target defense honeypot
Disclosed herein are systems, methods, and storage media for thwarting cyber-attacks and data theft. A computing system receives packets and compares with a configuration resource. The computing system determines that the packet does not match the configuration resource and transmits a packet to a decoy environment via an SDN switch. The decoy environment is configured to generate time-out, service unavailable, or restricted access messages. In some embodiments, the computing system determines the packet does match the configuration and transmits the packet to a production network via an SDN switch. The SDN switch is communicatively connected to the decoy environment through a first channel and communicatively connected to a production environment through a separate second channel. The computing system is further configured to create and transmit to the SDN switch, rules to manage transmitting the packet to either the decoy environment or the production environment. |
| US11876830B2 |
Network based hyperlocal authentication
A network based hyperlocal authentication system and method is described. After establishing communications between a gateway and a remote network component, and after establishing communications between a wireless client device and the remote network component, the wireless client device requests an exclusive local key from the remote network component. The remote network component generates and transmits the exclusive local key to the gateway. The gateway then transmits the exclusive local key to the client device application with a gateway short range gateway transceiver. The wireless client device receives the exclusive local key from the gateway and then requests and receives a cryptographic material from the remote network component. The wireless client device communicates with the remote network component with the exclusive local key, received from the gateway, and the cryptographic material, received from the network component. |
| US11876828B2 |
Time based triggering of dynamic templates
Systems and methods are described for using a template for simulated phishing campaigns based on predetermined date from a date associated with a user. The predetermined date may by an event, an anniversary or a milestone associated with employment of the user with a company. The campaign controller may identify a date associated with the user and based on the identification of the date associated with the user, the campaign controller may select one or more templates for one or more simulated phishing campaigns to be triggered by a predetermined date related to the date associated with the user. |
| US11876826B2 |
Assessing cyber competence by analyzing human biometrics using neural network model
The present invention discloses a system and method for assessing the cyber competence of a user by analyzing human biometrics using a neural network model. According to an embodiment, the system collects human biometrics data, including eye movement data from biometric sensing device of a user, analyses the human biometrics data using an adaptive neural network model that performs rational inference to learn the correlation between the human biometric and mental disorder and provide an assessment of a cyber competence for the user based on identified mental disorder. The system may identify definitive cyber risk and assign a cyber competence score for the user using a machine learning model or using a mental disorder-cyber risk correlation table. The system may take preventive actions to prevent cyber-attacks based on the cyber competence score. |
| US11876824B2 |
Extracting process aware analytical attack graphs through logical network analysis
Methods, systems, and computer-readable storage media for receiving a AAG from computer-readable memory, generating from logical network ontology data, asset inventory data, and asset communication data, a logical topology of the enterprise network as a computer-readable data structure, defining, at least partially by executing community detection over the logical topology, a sub-set of groups within the enterprise network, each group representing a process of a plurality of process, each process being at least partially executed by one or more assets within the enterprise network, processing the AAG based on the sub-set of groups and data from one or more contextual data sources to provide the process aware AAG, the process aware AAG defining a mapping between an infrastructure-layer of the enterprise network and a process-layer of the enterprise network, and executing one or more remedial actions in the enterprise network in response to analytics executed on the process aware AAG. |
| US11876822B1 |
Real time application protection system configuration drift categorization and response
Techniques are described for improving real-time application protection (RTAP) systems (e.g., web application firewalls (WAFs), runtime application self-protection (RASP) systems). In particular, a device within a trusted network may monitor or test the configuration settings of the RTAP systems, network traffic into the RTAP systems, and/or log information from the RTAP systems. For example, the device may detect drift in a configuration for a particular RTAP system by comparing the configuration settings of the RTAP systems to baseline configuration settings and classifying any detected drift as good drift or bad drift. In some examples, the device may maintain the configuration settings or set the configuration settings as the baseline configuration settings when the configurations settings include good drift from the baseline configuration settings. In other examples, the device may set the configuration settings with the bad drift to the baseline configuration settings. |
| US11876812B2 |
Identifying fraudulent requests for content
One or more computing devices, systems, and/or methods for determining whether requests for content are fraudulent are provided. A request for content may be received from a first device. A first user profile associated with the first device may be identified. The first user profile may comprise activity information associated with the first device, demographic information associated with the first device and/or interest information associated with the first device. A user profile database may be analyzed to identify a set of user profiles similar to the first user profile. A relevance score associated with the request for content may be generated based upon the resource, the set of user profiles and/or the first user profile. The relevance score may be compared with a threshold relevance to determine whether the request for content is fraudulent. |
| US11876810B2 |
Method of detecting malicious node in bus network system and node apparatus
A method of detecting a malicious node in a bus network system includes pre-storing, by a receiving node, autocorrelation characteristics and node identifiers for each signal received from nodes excluding than the receiving node in a bus network system, receiving, by the receiving node, a target signal from any one of the nodes, generating, by the receiving node, an autocorrelation characteristic of the target signal, searching for an autocorrelation characteristic, which is identical to the autocorrelation characteristic of the target signal or similar to the autocorrelation characteristic of the target signal by a reference level or more, among the autocorrelation characteristics of each of the signals stored by the receiving node, determining, by the receiving node, whether a first node identifier matching the searched autocorrelation characteristic and a second node identifier extracted from a packet transmitted to the target signal are the same. |
| US11876805B2 |
Selective per-message participation of an external user in a meeting chat
The techniques disclosed herein improve existing systems by rendering a first user interface (UI) on a device of a member in a defined group, including messages being communicated between the defined group of users of the communication session. A selection of a message set including a subset of the messages of the defined group is received for corresponding with a non-member user who is not a member of the defined group. The selected message set is delivered to the non-member user. A second UI is rendered including the selected message set and subsequent messages exchanged between the non-member user and a subset of the users in the defined group directed to the selected message set. Full access is not provided to other subsequent messages in the defined group not directed to the selected message set. Subsequent messages exchanged between the non-member user and the defined group are rendered. The subsequent messages are rendered in context of messages prior to the selected message. |
| US11876802B2 |
Loading and unloading data at an external storage location
A command to load or unload data at a storage location is received. In response to the command, a storage integration object associated with the storage location is identified. The storage integration object identifies a cloud identity object that corresponds to a cloud identity that is associated with a proxy identity object corresponding to a proxy identity granted permission to access the storage location. The data is loaded or unloaded at the storage location by assuming the proxy identity. |
| US11876799B2 |
Systems and methods for registering and localizing building servers for cloud-based monitoring and control of physical environments
Disclosed are systems and methods for registering and localizing a building server. A system comprises a building server communicatively coupled with a computing cloud, and configured to initiate a registration process that comprises transmitting data identifying the building server. The computing cloud comprises at least a device registration module that receives the data transmitted from the building server, authenticates the building server, and generates and transmits data such as a building server password and a digital certificate. The computing cloud also comprises an identity management module that receives a request to create a unique ID associated with the building server, and updates a memory to indicate an association between the building server and the computing cloud. |
| US11876786B2 |
Protocol obfuscation in moving target defense
Methods and systems for implementing a moving target defense are described. The moving target defense can comprise obfuscating a protocol identifier within a packet. The protocol identifier can be replaced with a faux protocol identifier. Additionally, diversion headers can be inserted into to the packet, thereby creating additional layers of complexity. |
| US11876780B2 |
Dynamic emergence, synchronization, and consolidation of registration and security authorities among nodes of an ad hoc peer network
A facility controlling a communication device to create a disconnected ad hoc network and then to rejoin an internetwork is described. The communication device makes a direct or indirect wireless connection with a participant in a network in which the communication device was formerly a participant. In response to making the connection, the communication device: (1) communicates with a registration authority of the network to synchronize a provisional registration authority state established by the first communication device during a period after the communication device was formally a participant in the network and before the connection was made; and (2) communicates with a security authority of the network to synchronize a security authority state established by the communication device during the period. |
| US11876779B2 |
Secure DNS using delegated credentials and keyless SSL
There is disclosed in an example a gateway device, including a hardware computing platform, and a secure domain name system (DNS) engine having circuitry and stored instructions to-program the circuitry, the secure DNS engine to communicatively couple to an endpoint via a local network, begin a secure DNS transaction with the endpoint, determine whether the endpoint supports delegated credentials, and after determining that the endpoint supports delegated credentials, establish a secure DNS session with the endpoint using a delegated credential. |
| US11876776B2 |
Content-modification system with household coordination feature
In one aspect, an example method includes receiving, from a first content-presentation device, a request for supplemental content for use in connection with performing a content-modification operation; identifying a download conflict between the first content-presentation device and a second content-presentation device having a same IP address as the first content-presentation device; and providing, to the first content-presentation device, a response to the request, with the request including a download delay instruction. Reception of the download delay instruction by the first content-presentation device causes the first content-presentation device to wait until a condition associated with the download delay instruction is satisfied before downloading a supplemental content item specified in the response. |
| US11876775B2 |
System and method for monitoring communication traffic associated with dynamic internet services via DNS monitoring
Matching an internet service with an IP host address to attribute network traffic to the internet service by mapping one or more server names to an internet service by a network device by detecting a DNS Response to a DNS Query. Inspect the DNS Response to determine an association of a service consumer's IP address with an internet service's server IP address relating to a certain internet service to maintain an array of indexed entries having an association of the service consumer's IP address with an internet service's server IP address relating to a certain internet service for a certain length of time using a probabilistic data structure for the indexed entries. |
| US11876773B2 |
Learning method of a correspondence relationship between an IP address and a MAC address and node device
Provided is an Address Resolution Protocol (ARP) learning method, which includes: determining, by a forwarding chip, an IP address of a target device; when an MAC address corresponding to the IP address of the target device is not stored in an ARP forwarding table, generating and broadcasting, by the forwarding chip, an ARP request message, wherein the ARP request message includes the IP address of the target device; receiving, by the forwarding chip, an ARP response message fed back by the target device, wherein the ARP response message includes an MAC address of the target device; and writing, by the forwarding chip, the IP address of the target device and the MAC address corresponding to the IP address into the ARP forwarding table. The present disclosure also provides a node device and a computer-readable medium. |
| US11876771B2 |
Message display method and apparatus, computer device, storage medium, and program product
A message display method and apparatus that can display a first message in an editing state; determine, in response to a selection operation on a candidate user account, a user account selected from the candidate user account as a participant user account of the first message; and display, after editing of the first message is completed, the first message including a first participant tag, the first participant tag being in a posted state, and the first participant tag being used for indicating that an object corresponding to the participant user account is a participant of message content of the first message. |
| US11876767B2 |
Systems and methods for mobile communication integration
A mobile application for integrating a location sharing event with a messaging platform such as a text messaging or email platform allows users to be prompted about location sharing when at least a part of the message includes location or time information. In one embodiment, the mobile application takes the form of an integrated location sharing application that parses the message to discern the relevant location or time information. The application may also provide a notification of a future event and may optionally generate a location sharing event based on the notification. In another embodiment, the application permits interactive route sharing between at least two computing devices. |
| US11876766B2 |
Generating and presenting noise rankings for messages from a sender
A noise management system analyzes messages from a sender to a plurality of recipients. The noise management system prepares a message frequency of a quantity of messages sent to a unique recipient over a period of time. The noise management system sends the message frequency with a noise rank to the client device for the recipient to review. |
| US11876764B2 |
Computerized system and method for controlling electronic messages and their responses after delivery
Disclosed are systems and methods for improving interactions with and between computers in content searching, hosting and/or providing systems supported by or configured with devices, servers and/or platforms. The disclosed systems and methods for efficiently monitoring and following up on delivered messages for which a user expects and/or requires a reply. The disclosed functionality provides a fully automated, personalized, easy and efficient way to identify and manage outgoing mail messages that require reply by marking outbound messages as RSVP messages, which are those messages determined to require a reply. Such functionality is based on the ability of the disclosed framework to distinguish between a “satisfactory response” (i.e., a response that includes the required information) and a response that is not. |
| US11876761B2 |
Systems and methods for visual cue based messaging
Systems and methods for visual cue based messaging. A visual cue module can provide visual cue data indicative of a visual cue assigned for a contact or a group of contacts from a contact list. A messenger module can output on a display a messenger application GUI. The messenger application GUI includes a message field, a message window with a message thread between a user and the contact or the group of contacts, and a virtual keyboard. The messenger module can output the messenger application GUI with a visual cue graphical element representative of the visual cue to provide a visual indication of the contact or the group of contacts on the display to the user based on the visual cue data. The visual cue can be associated with the messaging field, the message thread, or at least one virtual key of the virtual keyboard. |
| US11876756B2 |
Graph-based natural language generation for conversational systems
A computing device may represent dialog for output by a chatbot as a response graph. The graph may consist of nodes and edges, both of which may have attributes. The graph may be linked with another graph. There may be one or more traversal paths through the graph. The computing device may represent each traversal path as a row in a database table. Each column in the table row may correspond to: one or more nodes in the traversal path, a condition value, weight, and/or other filtering condition. A computing device may display a graphical user interface that allows a user to add, edit, and/or delete nodes and/or edges of the graph. The user interface may also allow the user to compare two or more graphs. The user interface may generate visualizations of traversal paths of a response graph. |
| US11876755B2 |
Activation and periodicity indications for full duplex and half duplex transmissions of periodic communications
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may receive a configuration for periodic communications, wherein the configuration indicates a periodicity for the periodic communications. The wireless communication device may receive an indication of whether the periodicity applies to at least one of full duplex resources or half duplex resources. The wireless communication device may communicate based at least in part on the configuration for periodic communications, the periodicity, and the indication. Numerous other aspects are described. |
| US11876753B2 |
Echo canceller training in full duplex networks
In some embodiments, a method receives a first signal that is sent in a first direction in a network. Communications in the network are full duplex communications in a same frequency band. The first signal is amplified in the first direction. The method trains a first echo canceller to cancel a first echo signal from the first signal where the first echo signal is received in a second direction. After training the first echo canceller, the trained first echo canceller is enabled. The method receives a second signal in the second direction that is sent in the second direction in the network. The second signal is amplified in the second direction. The method trains a second echo canceller to cancel a second echo signal received in the first direction from the second signal where the first echo canceller cancels the first echo signal that is received in the second direction. |
| US11876751B2 |
Mobile station aggregation of acknowledgments and negative acknowledgments in wireless networks
Various example embodiments are disclosed herein. According to one example embodiment, a method may include sending, from a base station, an acknowledgment/negative acknowledgment (ACK/NAK) aggregation indicator to the mobile station based on the determining, sending a plurality of data bursts to the mobile station, and receiving at least one aggregated ACK/NAK report from the mobile station. |
| US11876749B2 |
DCI transmission method, terminal, and base station
A DCI transmission method, a terminal, and a base station are provided. The method includes: receiving DCI, wherein when there is simultaneously in a network a paging message for an idle-state terminal and a change of system information, the DCI carries PDSCH scheduling information for the paging message and a short message; otherwise, the DCI carries the scheduling information or the short message, where the short message is used to indicate the change of system information; and obtaining at least one of the scheduling information or the short message from the DCI. |
| US11876748B2 |
Association of transmission configuration indicator states to physical cell identities
A base station may identify an association between a set of physical cell identifiers (PCIs) identifying different transmission reception points (TRPs) and a set of transmission configuration indicator (TCI) states for a user equipment (UE). The base station may transmit a TCI state and PCI association indication to the UE. The UE may receive a downlink transmission using a receive beam associated with a TCI state, and may identify a PCI of the set of PCIs to use to decode the received downlink transmission. In cases where the TCI state used to receive the downlink transmission is associated with multiple PCIs, the UE may select a default PCI from the multiple PCIs, and may decode the received transmission accordingly. In some examples, the UE may receive reference signals from one or more of the serving TRPs and may identify a PCI to use to decode the received reference signals. |
| US11876746B2 |
Data transmission method and communications device
This disclosure provides a data transmission method and a communications device. The data transmission method includes: generating a plurality of RRC segments by using an RRC segmentation function of an RRC layer entity of the sender communications device or an RRC segmentation function of a new protocol layer entity, where each of the plurality of RRC segments carries partial data content of an RRC message generated by the sender communications device; and sending the plurality of RRC segments to a receiver communications device. |
| US11876744B2 |
Secondary cell activation method, access network device, and communications apparatus and system
A secondary cell activation method and apparatus relating to the communications field are described herein. The method may include sending, by an access network device, an activation command to a terminal device, where the activation command indicates activating a secondary cell. The method may also include sending, by the access network device, first configuration information of a first reference signal to the terminal device. Furthermore, the method may include sending, by the access network device, the first reference signal to the terminal device according to the first configuration information, where the first reference signal is used to obtain a channel measurement result of the secondary cell. According to secondary cell activation methods described herein, a flexible and efficient secondary cell activation mechanism can be provided, so as to improve secondary cell activation efficiency. |
| US11876742B2 |
Method and apparatus for enhancing SRS flexibility, coverage, and capacity in a communication system
A method and apparatus are provided for wireless communication between a base station and a user equipment (UE). A base station apparatus includes a transceiver; and a processor configured to transmit, to the UE, via the transceiver, a control message configured for the UE, and receive, via the transceiver, a sounding reference signal (SRS) from the UE, based on the control message. The control message indicates a triggering slot offset and an available slot to the UE for the SRS transmission. |
| US11876735B1 |
System and method to perform lossless data packet transmissions
A system may include a primary memory, a secondary memory, and a processor that may be communicatively coupled to one another. The processor may be configured to control data packet transmissions received via an input to the primary memory and the secondary memory. Further, the processor may be configured to monitor a current buffering level of the primary memory; and compare the first current buffering level to a first buffering threshold. The first buffering threshold may be indicative of a buffering capacity difference between a first buffering capacity of the primary memory and a second buffering capacity of the secondary memory. In response to determining that the current buffering level is equal to or greater than the first buffering threshold, pause the data packet transmissions via the input to the to the primary memory and the secondary memory. |
| US11876729B2 |
Method and system for a proactive assignment of virtual network functions in local data systems
A method for managing data includes obtaining, by a service function chain (SFC) orchestrator, a SFC request for a SFC, wherein the SFC comprises at least one virtual network function (VNF) and one service, in response to the SFC request: determining a set of candidate local data systems (LDSs) based on a resource availability mapping, performing a LDS analysis on the set of candidate LDSs, based on the LDS analysis: assigning the VNF to a candidate LDS of the set of candidate LDSs, assigning the service to a second LDS of the set of candidate LDSs, and based on the assigning of the VNF and the assigning of the service, initiating a deployment of the VNF and the service. |
| US11876727B2 |
Time interleaver, time deinterleaver, time interleaving method, and time deinterleaving method
A convolutional interleaver included in a time interleaver, which performs convolutional interleaving includes: a first switch that switches a connection destination of an input of the convolutional interleaver to one end of one of a plurality of branches; a FIFO memories provided in some of the plurality of branches except one branch, wherein a number of FIFO memories is different among the plurality of branches; and a second switch that switches a connection destination of an output of the convolutional interleaver to another end of one of the plurality of branches. The first and second switches switch the connection destination when the plurality of cells as many as the codewords per frame have passed, by switching a corresponding branch of the connection destination sequentially and repeatedly among the plurality of branches. |
| US11876717B2 |
Flow-based load balancing
Methods and apparatuses are described for virtualizing routing of network traffic by offloading routing decisions to a controller in communication with a plurality of network devices. For load balancing applications, the controller may make up-front decisions as to both destination and route, rather than wait until traffic has been routed to a load balancing point before determining the destination. |
| US11876714B2 |
Method and apparatus for network congestion control based on transmission rate gradients
A method for congestion control in a data communication protocol employing acknowledged communication may include measuring a flight size. A transmission rate may be measured. A trend of the flight size may be determined. A trend of the transmission rate may be determined, and the trend may be derived from a transmission rate gradient calculation, in which either the transmission rate measurements or the transmission rate gradient calculations or both may be filtered to reduce their temporal variability. Whether there is a congestion may be detected according to the determined trend of the transmission rate and the trend of the flight size. Upon detection of the congestion, a change may be made from a current congestion control state to a new congestion control state. Data may be transmitted while respecting a maximum amount of unacknowledged data which the transmitting node may transmit. An apparatus is also disclosed. |
| US11876713B1 |
Client side backoff filter for rate limiting
A method including receiving, from a server, a backoff data packet including first information and second information. The first information includes a backoff command to cease transmitting at least some requests to a service executing on the server, and The second information includes metadata. The method also includes adding the backoff data packet to cached data stored in a cache. The method also includes receiving, from a client, a request data packet including a request for the service. The method also includes comparing request information, associated with the request data packet, to the cached data, including at least comparing the request information to the metadata. The method also includes blocking, responsive to a match between the request information and the cached data, the request data packet from being transmitted to the service. |
| US11876709B2 |
Monitoring device, redundancy switching method, redundancy switching program, and network system
A monitoring apparatus (1) stores address management information (t1) which indicates address information of each of network devices and also indicates a connection to each of the network devices. A detection section (12) detects a failure of a router (R1) with a notification from each of the network devices. An acquisition section (11) acquires information from each of the network devices to cope with the detected failure. A rewriting section (13) rewrites the address management information (t1) such that a router (R2) has a virtual IP address and a virtual MAC address set in a virtual router VR based on the acquired information. |
| US11876704B2 |
Method, device, and medium for controlling traffic of network branch devices
A traffic control method including obtaining, by a network device, a configuration policy from a management device, where the configuration policy is used to control access between a plurality of branch devices, and where each of the plurality of branch devices is connected to the network device, and configuring, by the network device, a destination of traffic between the branch devices based on the configuration policy, so that the traffic between the branch devices is transmitted to the configured destination. |
| US11876700B2 |
Network fault locating method and apparatus
This application provides a network fault locating method and apparatus in an IP network. In this solution, a router automatically reports status information, and a controller determines, based on the status information, whether a communication path is faulty. If a fault exists, the controller may indicate a router on the communication path to perform fault locating. The fault locating can be completed without waiting for manual intervention, so that operation and maintenance efficiency in the IP network is improved. After completing the fault locating, the router reports location information of a fault point to the controller, and the controller may perform troubleshooting at the fault point, so that the fault can be quickly rectified. |
| US11876699B2 |
Verifying service status
A first device verification model is sent to a first agent on a first device providing at least a portion of the service. The first agent is able to monitor based on the first device verification model a parameter of the first device related to the service. A second device verification model is sent to a second agent on a second device providing at least a portion of the service, wherein the second agent is able to monitor based on the second device verification model a parameter of the second device related to the service. A report is received from the first agent of at least the parameter of the first device. A report is received from the second agent of at least the parameter of the second device. At least the parameter of the first device and at least the parameter of the second device are analyzed to determine whether the service is functioning as intended. |
| US11876694B1 |
Latency monitoring and reporting for distributed gateways
A method for measuring latency of a data packet attributable to transit of the data packet through a distributed gateway includes transmitting, from a first virtual machine of a plurality of virtual machines executing different instances of a gateway, a ping request to each of the other virtual machines. A ping reply is received at the first virtual machine in association with each of the transmitted ping requests, and the first virtual machine measures a round-trip transit (RTT) time between transmission of each one of the ping requests and receipt of the corresponding ping response. The method further provides for publishing a latency statistic for the distributed gateway that is generated based on an aggregation of the RTT times measured by the first virtual machine. |
| US11876693B1 |
System and method of application discovery using communication port signature in computer networks
A method comprising identifying a plurality of compute resources of an enterprise network, the compute resources including ports associated with each compute resource, each port being in communication with entities within and outside the enterprise network, for each identified compute resources, identifying a subset of ports associated with a particular compute resource based on a number of connections and a port number of each port, and the ports of the subset of ports being an N most frequently used ports of a particular compute resource of the plurality of compute resources, determining a port signature associated with the particular compute resource based on the identified subset of ports, and determining one or more applications of the enterprise network being executed by the particular compute resource based on the port signature associated with the particular compute resource and providing a report of the one or more applications of the enterprise network. |
| US11876690B1 |
System and method for improving quality of telematics data
Each of multiple vehicle data collection devices are configured to collect data streams associated with operation of a vehicle. The data streams include time-stamped speed data. A transmitter is configured to transmit the data streams. An analytics server is configured to receive the data streams transmitted by the transmitter and to process the data. In connection with the processing, data streams with at least one common time stamp are identified. The time-stamped speed for one of the data streams at a first time interval is compared to the time-stamped speed for another of the identified plurality of data streams at a second time interval, where the second time interval comprises the first time interval plus an additional time increment. Based on the comparison, it is determined whether the two of the plurality of data streams are associated with a same trip or a different trip. |
| US11876688B1 |
Systems and methods for policy-based monitoring of network key performance indicators
A system described herein may monitor, on an ongoing basis, a Key Performance Indicators (“KPIs”) associated with a wireless network. The system may receive, from a particular device, a monitoring policy specifying one or more criteria, and may compare the criteria associated with the monitoring policy to the monitored KPIs. The system may determine, based on the comparing, that the criteria associated with the monitoring policy is satisfied; may determine a particular subset of the monitored KPIs based on the monitoring policy and further based on determining that the criteria associated with the monitoring policy is satisfied; and may output the particular subset of the monitored KPIs to the second device. The system may monitor the wireless network via private interfaces that are not exposed to devices external to the wireless network. |
| US11876683B2 |
Network functions delivery system for mobile networks
A network functions delivery system provides customers representing mobile network and enterprise operators with an online repository for virtualized network functions (VNFs) that are available from multiple VNF vendors and operable across infrastructure underlying the customer's mobile network including diverse private, public, and hybrid cloud platforms. The network functions delivery system provides a user interface exposing a catalog of VNFs offering differentiated performance across a range of categories of access network functions and core network functions from which the customer can compare VNF features and capabilities, associated technical requirements, and applicable commercial terms. |
| US11876681B2 |
Topology recommendation platform for application architecture
The disclosure is directed to a topology recommendation platform that implements a method that includes receiving an original topology that indicates a first design for an application. The original topology is associated with a first resiliency score. The first design is associated with a set of functionalities for the application. A recommended topology is determined based on a model and the original topology. The recommended topology indicates an alternative design for the application. The recommended topology is associated with a second resiliency score that is greater than the first resiliency score. The alternative design is associated with the set of functionalities for the application. The recommended topology is provided. The original topology and/or the recommended topology is based on and/or encoded via one or more topology templates. The first design indicates a first set of components for the application. The alternative design indicates an alternative set of components for the application. |
| US11876678B2 |
OpenFlow instance configuration
An AC obtains configuration information of a global instance and configuration information of an AP instance corresponding to each AP. The AC sends the configuration information of a corresponding AP instance to each AP respectively, so that each AP creates an AP instance based on the received configuration information of the AP instance, and binds an AP identifier to the created AP instance. The AC creates the global instance based on the configuration information of the global instance. The AC binds an AC identifier and an AP identifier of each AP to the global instance. |
| US11876677B1 |
WAN optimization using probabilistic data filters
Some embodiments of the invention provide a method for WAN (wide area network) optimization for a WAN that connects multiple sites, each of which has at least one router. At a gateway router deployed to a public cloud, the method receives from at least two routers at least two sites, multiple data streams destined for a particular centralized datacenter. The method performs a WAN optimization operation to aggregate the multiple streams into one outbound stream that is WAN optimized for forwarding to the particular centralized datacenter. The method then forwards the WAN-optimized data stream to the particular centralized datacenter. |
| US11876673B2 |
Storing configuration data changes to perform root cause analysis for errors in a network of managed network devices
An example application programming interface (API) server device that distributes configuration data to managed network devices includes one or more processing units implemented in circuitry and configured to receive configuration data to be deployed to at least one of the managed network devices; store the configuration data to a configuration database; and send the configuration data to the at least one of the managed network devices. In this manner, the configuration data can be archived for later retrieval and analysis, e.g., to perform root cause analysis in the event of an error. |
| US11876670B2 |
Diagnostic apparatus
A fault diagnosis unit (42) of a fault diagnosis apparatus (4) performs a fault diagnosis of a communication network (2) with a probabilistic inference algorithm using information on the communication network (2) having been gathered by an NW monitoring unit (41). A diagnosis result determining unit (43) determines test items for confirming and determining a diagnosis result of the fault diagnosis. A test performing unit (44) performs a confirmation test of the determined test items. The diagnosis result determining unit (43) determines a likelihood of the diagnosis result of the fault diagnosis based on a result of the confirmation test. |
| US11876666B1 |
Fault isolation in data communications centers
Certain aspects of the disclosure are directed to fault isolation in data communications centers. According to a specific example, a data communications server is provided including circuitry configured and arranged to isolate quality or termination issues in a data communications center. The data communications server may retrieve server data relating to data communications routed by the data communications server, and receive from a plurality of endpoint devices communicatively coupled to the data communications server, endpoint data relating to the routed communications. The data communications server may identify data communications quality or data communications termination issues based on the server data and the endpoint data, and identify at least one zone among a plurality of zones of the data communications center associated with the data communications quality or data communications termination issues using a tiered fault isolation process and based on the server data and endpoint data. |
| US11876665B2 |
Focused root cause analysis
A method of identifying anomalies characterizing failed transactions engaged in via a communications network, the method comprising: determining occurrence frequencies of fields and/or field values exhibited by the fields in successful transaction messages engaged in via the network; determining occurrence frequencies of fields and/or field values exhibited by the fields in messages of failed transactions engaged in via the network; and processing the occurrence frequencies to determine anomalous occurrence frequencies exhibited by the failed transactions. |
| US11876663B2 |
Systems and methods for a universal data link
A method for transmitting data through a multi-media communication network includes converting transmission entities into data symbols at a first communication device, transmitting the data symbols from the first communication device to a second communication device through at least two different types of communication media using only lower PHY layers of the at least two different types of communication media, and converting the data symbols into transmission entities at the second communication device. A network implementing a universal data link includes a first communication device configured to convert transmission entities into data symbols, a second communication device configured to convert the data symbols into transmission entities, at least a first communication medium and a second communication medium communicatively coupled between the first communication device and the second communication device, and a first physical-layer translator configured to translate data symbols without converting the data symbols into transmission entities. |
| US11876661B2 |
Systems and methods for shaped single carrier orthogonal frequency division multiplexing with low peak to average power ratio
System and methods for shaped single carrier orthogonal frequency division multiplexing with low peak to average power ratio are provided. The system receives an input signal and modulates the input signal to form Dirichlet kernels in a time domain to generate an offset Dirichlet kernel output time array where each Dirichlet kernel has a main lobe and a plurality of side lobes. Modulating the input signal suppresses a peak to average power ratio of the offset Dirichlet kernel output time array by reducing the plurality of side lobes of each Dirichlet kernel and respective amplitudes of the side lobes. |
| US11876659B2 |
Communication system using shape-shifted sinusoidal waveforms
A data communication method in which input digital data is received and encoded into an encoded waveform having zero crossings representative of the input digital data. The encoding includes generating the encoded waveform based upon a continuous piecewise function having sinusoidal components. The continuous piecewise function may be used in generating a plurality of symbol waveforms, each of which occupies a period of the encoded waveform and represents bits of the input digital data. The plurality of symbol waveforms are defined so that a value of a phase offset used in the continuous piecewise function is different for each of the plurality of symbol waveforms, thereby resulting in each symbol waveform having a different zero crossing. An encoded analog waveform is generated from a representation of the encoded waveform and transmitted to a receiver. |
| US11876658B2 |
Method for connecting to a base station with flexible bandwidth
The disclosure of the present invention proposes a method for connecting to a base station. The method may be performed by a user equipment (UE) and comprise: receiving information on a UE-specific bandwidth of a first cell. Here, the UE-specific bandwidth of the first cell is variable based on a bandwidth of a second cell using long term evaluation (LTE) radio access technology (RAT). The information on the UE-specific bandwidth may indicate a bandwidth between a bandwidth between a minimum bandwidth and a maximum bandwidth. |
| US11876657B2 |
Method for peak to average power reduction of DM-RS signals
A user equipment (UE) (30) is configured to enhance Demodulation Reference Signals (DM-RS) in order to reduce the Peak-to-Average Power Ratio (PAPR) to the same level as for data symbols. To accomplish this function, the UE obtains a first initialization value that is calculated based on one of a first parameter (e.g., cell ID) and a second parameter and a scrambling code ID. The UE then maps the first initialization value to either a first Code Division Multiplexing (CDM) group or a second CDM group based on the scrambling code ID. The mapping associates the first initialization value with the first or second CDM group such that the initialization value is used when generating a demodulation sequence for that CDM group. |
| US11876654B2 |
Methods and apparatus for unified codebooks for orthogonal sequence transmission
The present disclosure relates to methods and devices for wireless communication including an apparatus, e.g., a UE and/or base station. The apparatus can select one or more rows or one or more columns in a DFT matrix, the one or more rows being even-numbered rows in the DFT matrix and the one or more columns being even-numbered columns in the DFT matrix. The apparatus can also determine an orthogonal matrix based on the one or more rows or the one or more columns in the DFT matrix, the orthogonal matrix having a size of (M×N)×(M×N) with M×N rows and M×N columns. Also, the apparatus can determine a codebook based on the orthogonal matrix, the codebook including a plurality of codepoints. The apparatus can also transmit at least one signal including a first codepoint of the plurality of codepoints in the codebook. |
| US11876652B2 |
Direct digital sequence detection and equalization
Methods and apparatuses for direct sequence detection can receive an input signal over a communication channel. Next, the input signal can be sampled based on a clock signal to obtain a sampled voltage. A set of reference voltages can be generated based on a main cursor, a set of pre-cursors, and a set of post-cursors associated with the communication channel. Each generated reference voltage in the set of reference voltages can correspond to a particular sequence of symbols. A sequence corresponding to the sampled voltage can be selected based on comparing the sampled voltage with the set of reference voltages. |
| US11876649B2 |
Hybrid analog/digital equalizer architecture for high-speed receiver
Equalization circuitry for a data channel in an integrated circuit device includes an analog equalization stage coupled to the data channel, and a digital signal processing stage downstream of the analog equalization stage. The digital signal processing stage generates control signals to control the analog equalization stage, and includes a digital equalization stage that operates on output of the analog equalization stage. The analog equalization stage may further include an enhanced processing stage for optical signals, which may be selectably coupled to the analog equalization stage. The analog equalization stage may include at least one feed-forward or feedback equalization stage, and a decision stage that outputs decision signals at one of a first plurality of signal levels. The enhanced processing stage operates on the decision signals to output enhanced decision signals at one of a second plurality of signal levels of higher resolution than the first plurality of signal levels. |
| US11876648B2 |
DFE implementation for wireline applications
Disclosed embodiments include a decision feedback equalizer (DFE) comprising an N-bit parallel input adapted to be coupled to a communication channel and configured to receive consecutive communication symbols, a first DFE path including a first path input configured to receive communication symbols, and a first adder having a first adder input coupled to the first path input. There is a first DFE filter having outputs responsive to the first DFE filter inputs, the outputs coupled to the second adder input. The DFE includes a first path having a first slicer and a first multiplexer, a first path multiplexer output, and a second DFE path including a second path input configured to receive a second communication symbol, a second adder, a second DFE filter, a second slicer, and a second multiplexer. |
| US11876647B2 |
Semiconductor device and memory system
A semiconductor device includes a first chip and a second chip. The first chip includes a first circuit having a first output terminal. The second chip includes a second circuit having a second output terminal, which is electrically connected to the first output terminal via a first signal line. When the first chip and the second chip receive a first command, the second circuit calibrates an output impedance at the second output terminal through a first calibration operation based on an output impedance at the first output terminal. |
| US11876645B1 |
Communication network gateways and associated methods
A method operable by a communication network gateway for providing communication services includes (a) supporting respective communication links with a plurality of communication service providers, (b) supporting a plurality of virtual local area networks (VLANs), (c) associating each virtual local area network (VLAN) with a respective communication service provider of the plurality of communication service providers, and (d) routing data between each VLAN and the respective communication link of the respective communication service provider associated with the VLAN. |
| US11876644B2 |
High-efficiency transmission ethernet device
The invention discloses a high-efficiency transmission Ethernet device comprising, a data transmitting module, wherein when receiving a data packet sent by an upper-layer device, and judging that other Ethernet devices in the same local area network for data transmission support a small packet aggregation function, the data transmitting module is configured to aggregately encapsulate all small packets contained in the data packet to form at least one aggregated Ethernet frame and to send it to other corresponding Ethernet devices; and a data receiving module, wherein when receiving data frames sent by other Ethernet devices in the same local area network supporting the small packet aggregation function, performing data parsing on the data frames when judging that the received data frames are routine Ethernet frames, and performing data parsing on the data frames when judging the data frames are aggregated Ethernet frames. |
| US11876643B2 |
Allocation and management of tunnel endpoints in software defined networks
Described herein are systems and methods for allocating to tunnel endpoints to virtual machines on a host. In one example, a host identifies when a new virtual machine is coupled to a virtual switch and determines a tenant associated with the new virtual machine. The host further determines whether a tunnel endpoint is allocated to the tenant and, when a tunnel endpoint has not been allocated, allocates a new tunnel endpoint to the tenant and maps the new virtual machine to the new tunnel endpoint. |
| US11876641B2 |
Transceiver device and communication control device for a user station of a serial bus system, and method for communicating in a serial bus system
A transceiver device for a user station of a serial bus system, a communication control device, and a method. The transceiver device includes a first terminal for receiving a transmission signal from a communication control device, a transmission module for transmitting the transmission signal onto a bus of the bus system, a reception module for receiving the signal from the bus, the reception module being designed to generate a digital reception signal from the signal received from the bus, a second terminal for sending the digital reception signal to the communication control device and for receiving an operating mode changeover signal from the communication control device, and a changeover feedback block for outputting feedback regarding a changeover of the operating mode that has taken place as a result of the operating mode changeover signal. |
| US11876636B2 |
Wireless communication device
[Object] To improve the reliability by using an acknowledgement response while using radio resources efficiently in multicast transmission over wireless transmission.[Solution] A plurality of wireless communication devices included in a multicast group, when receiving a data frame, transmit simultaneously an acknowledgement response of multicast using spatial multiplexing in response to an acknowledgement request from a transmission source. On the other hand, a wireless communication device of the transmission source decomposes the acknowledgement responses simultaneously received into the original individual acknowledgement responses and restores them using signal processing based on information on a channel with each wireless communication device of a transmission destination. |
| US11876635B2 |
Selective processing of multicast and broadcast retransmissions
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may selectively determine to decode a downlink shared channel multicast transmission based on whether the downlink shared channel includes a retransmission of an initial multicast transmission. A base station may transmit a message in a downlink control channel to indicate if the downlink shared channel is carrying the retransmission of the initial multicast transmission. For example, the base station may transmit a group random network temporary identifier, downlink control information with a retransmission indicator bit, or both to indicate if the downlink shared channel is carrying the retransmission. In some cases, the message in the downlink control channel may be received at a layer one (L1) of the UE, and the downlink shared channel transmission may be decoded at L1 of the UE and sent to a layer two (L2) of the UE for processing. |
| US11876630B1 |
Architecture to control zones
Disclosed herein is a web-based videoconference system that allows for video avatars to navigate within the three-dimensional virtual environment. The system and methods provided include those for: (1) using zones in a three-dimensional virtual environment for limiting audio and video, (2) access control using zones, (3) access control of the three-dimensional virtual environment itself, and (4) controlling user connections in a three dimensional virtual environment. |
| US11876628B2 |
Fallback retransmission in sidelink
Certain aspects of the present disclosure provide techniques for a fallback retransmission for a sidelink. A method that may be performed by a user equipment (UE) includes monitoring a transmission from a node. The UE can determine that the transmission was not successfully decoded. The UE can send a feedback message to the node indicating that the transmission was not successfully decoded. The feedback message can also include an indication of whether the node or a base station (BS) retransmits the transmission. The node retransmits the transmission or indicates to the BS to retransmit based on the feedback message. The BS can configure the node, the UE, or both with one or more thresholds for determining whether the node or the BS retransmits the transmission. |
| US11876624B2 |
Method for transmitting data by means of terminal in wireless communication system supporting sidelink, and device therefor
A method for transmitting data by a first user equipment (UE) in a wireless communication system supporting a sidelink includes transmitting a first set of data to a second UE through a first link; receiving a first message requesting a beam search; and transmitting a second set of data through a second link formed on the basis of the first message, wherein the first UE, upon suspension of transmission of the first set of data for forming the second link, transmits a third set of data, which is a retransmission of the first set of data, after completion of the transmission of the second set of data, and wherein the third set of data has configured therein a second redundancy version (RV) which is different from a first RV configured in the first set of data. |
| US11876623B2 |
Communication method and apparatus
The present disclosure discloses an example communication method and apparatus. One example communication method includes receiving, by a first node, decoding information and coded data from a second node, where the coded data is obtained after data of a node group in which the first node is located is encoded, the data of the node group includes data expected to be received by at least two nodes in the node group, and the at least two nodes include the first node. Data expected to be received by the first node is obtained by the first node based on the decoding information and the coded data. |
| US11876621B2 |
Forward error correction for chirp spread spectrum
Devices and methods for enhancing forward error correction techniques for communications using chirp spread spectrum are disclosed. Systems, devices, and methods for error correction coding and decoding are described. On the coding side, K bits of data are sequentially loaded into an M bit by N bit (M×N) matrix in a first direction as Q sequences of D bits, each D bit row of data in the M×N matrix is coded with an error correction code to generate an M bit row of coded data, each Q bit column in the M×N matrix is coded with the error correction code to generate N bits of coded data, N sequences of M bits are sequentially unloaded from the M×N matrix in a second direction, and a chirp signal is generated having a plurality of chirps. |
| US11876619B2 |
Reliable link quality estimation in multi-rate networks
Techniques are directed to using communication metric data associated with multiple modulation schemes to achieve a link quality metric that is representative of the link as a whole, across the multiple modulation schemes that may be employed on the link. A calculation of a link quality metric may be triggered by a network layer transmission attempt, with communication metrics accumulated at the link layer of the link. A filter used to calculate the link quality metric may be updated based on network layer transmission attempts, based on successful and/or unsuccessful transmissions at a Media Access Control (MAC) layer of the link. More generally, a calculation of link quality may be triggered by a higher layer transmission attempt while being calculated based on transmission attempts at a lower layer of the link. |
| US11876616B2 |
Changing a master node in a wired local area network and related systems, methods, and devices
Various examples relate to a wired local area network (WLAN) including a shared transmission medium. An apparatus includes a beacon counter and an operational mode controller. The beacon counter is operably coupled to a line of a shared transmission medium of a wired local area network. The beacon counter is to count beacon signals on the line and determine a beacon count over a predetermined time period, or a beacon rate of the beacon signals. The operational mode controller is to control the apparatus to take over operation as a master node of the wired local area network based, at least in part, on a maximum bus cycle length of bus cycles on the line and responsive to the beacon count or the beacon rate. |
| US11876615B2 |
Location-based content sharing via tethering
A method for sharing digital content includes determining whether a first computing device is physically located within a defined geographical area, if the first computing device is physically located within the defined geographical area, providing access of shareable digital content to the first computing device, instantiating a tethering object associated with the shareable digital content, the tethering object including at least a first endpoint at the first computing device and a second endpoint at a second computing device remote from the first computing device, and providing access of at least a portion of the shareable digital content, via the tethering object, to the second endpoint at the second computing device remote from the first computing device. Other example methods and computer systems for implementing content sharing methods are also disclosed. |
| US11876613B2 |
Home region switch
Approaches of reassigning a home region from a first data center to a second data center as requested by a customer are described herein. The home region is able to implement write operations to a domain, whereas other data centers cannot implement write operations to the domain. The customer can request the home region being reassigned to another data center such that the customer can utilize the other data center to implement write operations to the domain. |
| US11876611B2 |
Drone defense system
Described herein is a system for drone defense, comprising at least one jammer and at least one radio detector, wherein the jammer is set up to send an interference signal over a frequency range, and the radio detector is set up to detect a radio control signal of a drone, the frequency range of the interference signal comprises a carrier frequency of the radio control signal or a GPS signal, wherein the jammer is configured to temporarily interrupt the interference signal and the radio detector is configured to receive the interference signal, detect the interruptions and detect the radio control signal of the drone within the interruptions of the interference signal. |
| US11876607B2 |
FSYNC mismatch tracking
A baseline difference is determined between a slave line card time stamp corresponding to a slave line card frame sync signal and a master line card time stamp corresponding to a master line card frame sync signal. The slave line card generates subsequent slave line card time stamps for subsequent slave line card frame sync signals and the master line card generates subsequent master line card time stamps for subsequent master line card frame sync signals. Current differences are determined between subsequent slave line card time stamps and the subsequent master line card time stamps and the current differences are compared to the baseline difference. When a mismatch difference occurs (current difference differs from the baseline difference), the mismatch difference causes a phase-locked loop in the master line card to be adjusted or an offset to be provided to the master line card time of day counter. |
| US11876605B2 |
Mitigating a local interference condition caused by concurrent transmissions in a multi-radio access technology and multi-connectivity environment
The present disclosure describes systems and methods directed to mitigating a local interference condition caused by concurrent transmissions in a multi-radio access technology and multi-connectivity environment. For a user equipment transmitting data in a multi-radio access technology/multi-connectivity environment, an interference manager application directs the user equipment to determine that an interference condition exists local to user equipment. The interference manager application directs the user equipment to determine a configuration of the user equipment wireless-communication hardware to mitigate the local interference condition and directs the user equipment to transmit a request message to a base station, causing the base station to configure wireless-communication hardware of the base station to receive data transmitted by the user equipment in accordance with the determined configuration of the user equipment wireless-communication hardware that mitigates the determined local interference condition. |
| US11876603B2 |
Beam switching user data outage reduction in a spot beam satellite system
A system and method for beam switching by a User Terminal (UT). The method includes initiating a beam switch between an old beam and a new beam when the UT is disposed in an overlap area of the old beam and the new beam; duplicating over the new beam, at a Network Access Point (NAP), user traffic to the UT; and assigning a Time Division Multiplex Access (TDMA) allocation for the UT on the new beam, prior to an arrival of the UT on the new beam, where the user traffic traversing a satellite network remains uninterrupted during the beam switch and the NAP redirects user traffic for the UT via the old beam to the new beam. |
| US11876602B2 |
Communication method, apparatus, and system based on satellite network
The application provides a communication method, an apparatus, and a system that are used in a satellite network. A user terminal receives, on a management channel, a sounding signal sent by a management satellite. The management satellite manages one or more serving satellites. The user terminal sends a respiratory signal to the management satellite. The respiratory signal carries information about the user terminal. The information about the user terminal is used to determine information about a serving satellite that serves the user terminal. The management satellite or a ground station may uniformly schedule the serving satellite to serve the user terminal. When the serving satellite is switched, a negotiation between satellites may be omitted. |
| US11876600B2 |
Method and system for automatic switching to IP connection from satellite connection based on rain fade event patterns
A method, a server, and a non-transitory computer readable medium are disclosed for switching from a radio frequency (RF) signal to an Internet Protocol (IP) connection based on rain fade events. The method includes receiving, on a server, current rain fade event data from one or more set-top boxes; receiving, on the server, past rain fade event data from the one or more set-top boxes; receiving, on the server, past weather data; receiving, on the server, current weather data; calculating, on the server, a likelihood of the one or more set-top boxes experiencing a rain fade event; and sending, from the server, an IP message to switch from the radio frequency (RF) signal to the Internet Protocol (IP) connection to each of the one or more set-top boxes likely to experience the rain fade event before the rain fade event occurs. |
| US11876597B2 |
Enhanced LDACS system combined with cellular telephone ground stations and associated methods
An enhanced L-band Digital Aeronautical Communications System (LDACS) may include cellular telephone ground stations, and LDACS ground stations. In addition, the enhanced LDACS may also include a plurality of LDACS airborne stations, each configured to selectively communicate with either a corresponding LDACS ground station or a corresponding cellular telephone ground station based upon an altitude of the LDACS airborne station. |
| US11876592B2 |
Method and apparatus for SCell beam failure recovery configuration
A method for SCell BFR performed by a UE is provided. The method includes: receiving a first SCell BFR configuration corresponding to a first SCell, the first SCell BFR configuration including at least one of a resource list for BFD and a resource list for NBI; detecting a beam failure condition in the first SCell by measuring at least one BFD reference signal; determining a first new candidate beam index for the first SCell based on the first SCell BFR configuration; and transmitting a beam failure recovery request that includes a cell index of the first SCell in which beam failure occurs and the determined first new candidate beam index. |
| US11876590B2 |
Beam searching method, computer program, and beam searching device using active phased array antenna
A beam search method using an active phased array antenna, in which the beam search method uses a single tile-type phased array antenna including a plurality of radiating elements arranged in a matrix form, and the phased array antenna includes a plurality of sub-arrays including the plurality of radiating elements and arranged in one direction, includes: calculating a beam coefficient application vector for each of the sub-arrays by using a received signal for each of the sub-arrays and a beam coefficient for each of the sub-arrays; determining, as an initial value, a beam coefficient of an effective sub-array corresponding to a maximum value from among absolute values of beam coefficient application vectors for each of the sub-arrays; and performing a monopulse algorithm based on the initial value, to obtain an extended beamwidth greater than a reference beamwidth, which is a range of a beam detected by the phased array antenna. |
| US11876587B1 |
Systems and methods for switched antenna array configuration
In the various embodiments, a radio communication system implementing an Switched Antenna Array (SAA) is provided that minimizes the number of radio chains required for a given number of antennas by implementing a radio frequency (RF) switch that connects the radio chains to the antennas. In some embodiments, the RF switch can activate a subset of antennas in the antenna array to generate an appropriate beam pattern for communications with another device. In some embodiments, a method is provided to determine a configuration matrix corresponding to a beam pattern with a desired signal conformity level. |
| US11876581B2 |
CSI reporting on small control channels
Systems and methods for Channel State Information (CSI) feedback on small control channels are provided. In some embodiments, a method of operation of a second node connected to a first node in a wireless communication network includes reporting CSI feedback to the first node on a physical channel. In some embodiments, this is accomplished by identifying a subset of codebook entries from an advanced CSI codebook of coefficients; selecting a codebook entry from the subset of codebook entries; and reporting an index of the selected codebook entry from the subset of codebook entries. This may allow robust feedback and allow variably sized cophasing and beam index indicators to be carried on the channel. Also, this may allow periodic feedback of advanced CSI on existing Physical Uplink Control Channel (PUCCH) Format 2. |
| US11876578B2 |
Information transmission method and apparatus, related device, and storage device
An information transmission method includes that: the network device transmits first information to a terminal, the first information indicating a first Reference Signal (RS) and a second RS, the first RS being associated with a Doppler shift, Doppler spread, average delay and delay spread, and the second RS being associated with one of the following: average delay; delay spread; and average delay and delay spread. |
| US11876576B2 |
Methods, apparatus and system for bidirectional wireless charging in wearable devices
The technology provides for a wearable device including a body and an accessory adapted to be attached to the body. The body includes a first coil configured to inductively transmit power. The body may further include first power management circuitry configured to control the first coil to transmit power according to a wireless charging standard, and to modulate the power transmitted through the first coil to transmit data according to a wireless communication standard. The accessory may include a second coil configured to inductively receive power. The accessory may further include second power management circuitry configured to control the second coil to receive the power transmitted through the first coil according to the wireless charging standard, and to control the second coil to receive the data transmitted through the first coil according to the wireless communication standard. |
| US11876575B2 |
Electric field communication system
Electric field communication that adopts a metal as a communication medium is performed. An electric field communication system communicating through an electric field, includes: a communication medium made of a material capable of transmitting the electric field; a first transmitter that generates an electric field dependent on a potential difference between a first electrode, which is disposed on a side of the communication medium and is connected to the communication medium via a coupling capacitance, and a second electrode connected to an earth ground via a coupling capacitance, with the first electrode being connected on a signal side of the transmitter, and the second electrode being connected on a ground side of the transmitter; and a first receiver disposed in contact with the communication medium, wherein the first transmitter and the first receiver communicate with each other through the electric field via the communication medium. |
| US11876571B2 |
Radio link quality prediction
System and techniques for radio link quality prediction are described herein. A mobile device may receive a device registration. Motion data for the mobile device may then be obtained. A predicted path for the mobile device may be derived from the motion data. A set of predicted radio metrics for the mobile device along the predicted path mat be produced via a dynamic coverage map. The set of predicted radio metrics may then be transmitted. |
| US11876564B2 |
System and methods for coherent burst reception
An optical network communication system utilizes a coherent passive optical network (PON). The system includes an optical line terminal (OLT) having a downstream transmitter and an upstream receiver system configured for time-wavelength division coherent detection. The system further includes a splitter in operable communication with the OLT, and a plurality of optical network units (ONUs) in operable communication with the splitter. Each of the plurality of ONUs is configured to (i) receive downstream coherent burst signals from the OLT, and (ii) transmit at least one upstream burst signal to the OLT. The upstream receiver system further includes a power control module and a local oscillator (LO) configured to generate an optical LO signal The power control module is configured to adaptively control, in real-time, a power level of the optical LO signal. |
| US11876563B2 |
Optical signal processing method, control unit, optical transmission unit and storage medium
An optical signal processing method, a control unit, an optical transmission unit and a storage medium are disclosed. The optical signal processing method includes: acquiring an OSNR value from an optical receiving unit (S100); acquiring a spectrum shaping adjustment parameter according to the OSNR value (S200); and sending the spectrum shaping adjustment parameter to an optical transmission unit to adjust a filtering parameter of a shaping filter of the optical transmission unit, so that the optical transmission unit adjusts a spectrum waveform of an optical signal by utilizing the shaping filter after adjustment (S300). |
| US11876561B2 |
Signal processor, RoF transceiver, fiber optic radio system, and signal processing method
Provided is a signal processor provided in a transceiver for transmitting and receiving a radio signal, and including a branch unit, a detection unit, a determination unit, and a power source controller. The branch unit branches a transmission signal and acquires a branch signal. The detection unit detects the branch signal and acquires a voltage value of the branch signal. The determination unit compares the voltage value of the branch signal with a threshold voltage previously stored in a storage unit and determines whether the voltage value of the branch signal is equal to or greater than the threshold voltage. The power source controller controls turning on and off of a power source for a reception signal amplifier of the transceiver according to a determination result determined by the determination unit. |
| US11876554B2 |
Optical transceiver, transmission signal determination method, and optical communication system
An optical transceiver includes processing circuitry to calculate, when test signals are sent to a transmission line from a transmitter and a receiver receives the test signals having passed through a wavelength filter, a bandwidth of the received test signals, the transmitter generating, as the test signals, a collection of narrowband signals, the narrowband signals having a narrower bandwidth than a bandwidth of the wavelength filter and having different frequencies, and the wavelength filter included in an optical splitter inserted in the transmission line, and the collection of narrowband signals including a narrowband signal having a higher frequency than a highest frequency in the bandwidth of the wavelength filter and a narrowband signal having a lower frequency than a lowest frequency in the bandwidth of the wavelength filter, and to determine a modulation rate and a modulation level of the transmission signal depending on the calculated bandwidth. |
| US11876547B2 |
Vehicle-mounted communication device
A vehicle-mounted communication device that is to be mounted on a vehicle includes: a wireless communication unit that transmits an RF signal that includes data, and is capable of changing a communication method; an acquisition unit that acquires state information that indicates a state of the vehicle; and a control unit that performs switching control to change the communication method based on the state information acquired by the acquisition unit. |
| US11876544B2 |
Two-group portable same-frequency or different-frequency control radio frequency circuit
The present disclosure discloses a two-group portable same-frequency or different-frequency control radio frequency circuit, including two groups of radio frequency circuits and a circuit for controlling the two groups of radio frequency circuits; each group of radio frequency circuit includes a power filter circuit, a quartz crystal oscillator, a harmonic suppression circuit, an input end bias circuit, an input matching inductor, an amplifier, an output end bias circuit, an output matching circuit, a detection circuit, an antenna matching circuit, and an antenna. According to the disclosure, a controller and the detection circuits are used to perform time-sharing work on two groups of signals, and the two groups of signals are continuously switched to work, so that the problem of local heat accumulation is not caused, an action area is enlarged, and a load on key components is reduced, thereby improving the effect, the application range, and the reliability. |
| US11876537B2 |
System and method for reception of wireless local area network packets with bit errors
A method in a first wireless device (WD) supporting wireless communication with a second WD is described. A plurality of wireless packets is received from the second WD including at least a first wireless packet. At least another wireless packet of the plurality of wireless packets is one of a retry packet and a repeat packet of the first packet. Each wireless packet of the plurality of wireless packets includes a plurality of bits and a first group of bits. For each received wireless packet, the plurality of bits corresponding to the received wireless packet is de-spread, and the first group of bits is correlated with a predetermined group of bits. The method further includes performing a majority vote based on the correlation of the first group of bits of each received wireless packet and creating a corrected packet based in part on the majority vote. |
| US11876535B1 |
Memory controller and method for controlling data in decoding pipeline
A memory controller, for use in a data storage device, is provided. A low-density parity-check (LDPC) decoding procedure performed by the memory controller includes an initial phase, a decoding phase, and an output phase in sequence. The memory controller includes a memory-index control circuit and a decoder. The decoder includes a decoding pipeline to perform the decoding phase of the LDPC decoding procedure. After the data storage device is booted up, the decoder reads a plurality of first codewords from a variable-node memory using a first order via the memory-index control circuit for LDPC decoding. In response to the decoder determining that a specific codeword among the first codewords has decoding failure, the decoder is reset to read a plurality of second codewords from the variable-node memory using a second order via the memory-index control circuit for LDPC decoding. The first order is different from the second order. |
| US11876531B2 |
Smart decoder
Embodiments herein provide a method for predicting iterations for decoding an encoded data at an electronic device. The method includes: receiving, by the electronic device, the encoded data; detecting, by the electronic device, signal parameters associated with the encoded data; predicting, by the electronic device, one of a cyclic redundancy check (CRC) failure, CRC success, and a CRC uncertainty in iterations for decoding the encoded data based on the signal parameters using a Neural Network (NN) model. |
| US11876527B2 |
Error calibration apparatus and method
An error calibration apparatus and method are provided. The method is adapted for calibrating a machine learning (ML) accelerator. The ML accelerator achieves computation by using an analog circuit. An error between an output value of one or more computing layers of a neural network and a corresponding corrected value is determined. The computation of the computing layers is achieved by the analog circuit. A calibration node is generated according to the error. The calibration node is located at the next layer of the computing layers. The calibration node is used to minimize the error. The calibration node is achieved by a digital circuit. Accordingly, error and distortion of the analog circuit could be reduced. |
| US11876525B2 |
Digital-to-analog converter (DAC) distortion pre-compensation
An apparatus comprises circuitry configured to generate a predicted error signal by applying to a digital signal a distortion model characterized by parameters configured to model circuit component mismatches in a digital-to-analog converter (DAC), circuitry configured to generate a pre-compensated digital signal using the digital signal and the predicted error signal, and circuitry configured to provide the pre-compensated digital signal to the DAC for conversion into an analog signal. |
| US11876521B1 |
Dynamically updated delay line
The present disclosure relates to dynamically updating a delay line code. A method for updating the delay line code may include receiving a strobe input at a coarse delay line. The method may further include receiving a coarse delay cell code at the coarse delay line. The method may also include generating a first clock path based upon a first chain of interleaved logic gates included within the coarse delay line. The method may additionally include generating a second clock path based upon a second chain of interleaved logic gates included within the coarse delay line. The method may further include receiving the first clock path, and the second clock path, and a fine delay cell code at a fine delay cell. The method may also include generating a strobe delayed output based upon the first clock path, and the second clock path, and the fine delay code. |
| US11876516B2 |
Non-fighting level shifters
A level shifter circuit includes a first current mirror coupled between a power terminal and a ground terminal, a second current mirror coupled between the power terminal and the ground terminal, and a level shifter. The level shifter includes a first transistor coupled to the first current mirror and a second transistor coupled to the second current mirror. The first current mirror and the second current mirror control a state of the first transistor and the second transistor. |
| US11876514B2 |
Optocoupler circuit with level shifter
In an optocoupler circuit, a first direction path, which transmits signals from a first to a second terminal, includes a first level shifter, a second level shifter, and a first optocoupler. The first level shifter receives a first input signal at the first terminal, and shifts a voltage level of the first input signal to a first shifted voltage level with respect to a first ground level in a first power domain, to provide a first shifted signal. The first optocoupler receives the first shifted signal, and generates a first optocoupler signal in response to the first shifted signal. The second level shifter receives the first optocoupler signal, and shifts a voltage level of the first optocoupler signal to a second shifted voltage level with respect to a second ground level in a second power domain, to provide a second shifted signal at the second terminal. |
| US11876508B2 |
Switch device
A switch device includes a switching element that connects/disconnects a current path from a power supply terminal to a ground terminal via a load, and an overcurrent protection circuit that limits output current flowing in the switching element to be an overcurrent limit value or less. When an output short circuit of the load is detected, the overcurrent protection circuit decreases the overcurrent limit value to be lower as a power supply voltage is higher. In addition, the switch device preferably includes a switching element that connects/disconnects a current path from a power supply terminal to a ground terminal via a load, an intermittent control unit that intermittently drives the switching element when an abnormality is detected, and an output voltage monitoring portion that disables the intermittent control unit until an output voltage applied to the load reaches its target value. |
| US11876506B2 |
Acoustic wave filter device
An acoustic wave filter includes a series-arm resonator, a first parallel-arm resonator, and a second parallel-arm resonator. The series-arm resonator is disposed on a path connecting first and second input/output terminals. The first parallel-arm resonator is disposed on a path that connects ground with a node, which is located on a path connecting the series-arm resonator with the first input/output terminal. The second parallel-arm resonator is disposed on a path that connects ground with a node, which is located on a path connecting the series-arm resonator with the second input/output terminal. The parallel-arm resonator has a resonant frequency lower than the resonant frequency of the second parallel-arm resonator. The first parallel-arm resonator has an anti-resonant frequency higher than the anti-resonant frequency of the second parallel-arm resonator. The second parallel-arm resonator has the highest resonant frequency of all the parallel-arm resonators. |
| US11876503B2 |
Resonance device
A resonance device that includes a lower cover, an upper cover joined to the lower cover, a resonator having vibrating arms that bend and vibrate in a vibration space between the lower cover and the upper cover, and particles attached to tip portions of the vibrating arms. When a median size of the particle is defined as D50, a specific gravity of the particle is defined as A, and a resonant frequency of the resonator is defined as X, D50≤189/(X×√A). |
| US11876501B2 |
Acoustic wave device with multi-layer substrate including ceramic
An acoustic wave device is disclosed. The acoustic wave device includes a support layer, a ceramic layer positioned over the support layer, a piezoelectric layer positioned over the ceramic layer, and an interdigital transducer electrode positioned over the piezoelectric layer. The support layer has a higher thermal conductivity than the ceramic layer. The ceramic layer can be a polycrystalline spinel layer. The acoustic wave device can be a surface acoustic wave device configured to generate a surface acoustic wave. |
| US11876499B2 |
Tunable bandpass filter with high stability and orthogonal tuning
A method of stabilizing a variable filter for an analog electromagnetic signal against circuit oscillation includes the steps of: providing a signal loop comprising a signal input, a signal output, and a plurality of variable circuit elements connected in the signal loop, the plurality of variable circuit elements comprising an adjustable resonator and an adjustable gain block, the signal loop having a variable frequency response that is characterized by a central frequency, a frequency passband, a response Q, and an operating point and a resonator response curve that are plottable in a Cartesian s-plane having an origin, a real axis, and an imaginary axis; and maintaining stability of the variable filter within an operating range by controlling the adjustable resonator and the adjustable gain block such that, in the Cartesian s-plane, the resonator response curve satisfies an orthogonality stability condition. |
| US11876498B2 |
Transversely-excited film bulk acoustic resonator with multiple diaphragm thicknesses and fabrication method
Filter devices and methods are disclosed. A filter device includes a substrate and a piezoelectric plate attached to the substrate, the piezoelectric plate forming diaphragms spanning respective cavities in the substrate. A first portion of the piezoelectric plate has a first thickness. A front surface of a second portion of the piezoelectric plate is recessed relative to a front surface of the first portion of the piezoelectric plate such that the second portion of the piezoelectric plate has a second thickness less than the first thickness. A conductor pattern is formed on the front surfaces of the first and second portions of the piezoelectric plate. The conductor pattern includes a first interdigital transducer (IDT) with interleaved fingers on a diaphragm having the first thickness, and a second IDT with interleaved fingers on a diaphragm having the second thickness. |
| US11876497B2 |
Automatic progressive transition of volume adaptation to environmental noise
The present disclosure provides systems and methods for progressively transitioning the playback volume based on a background noise level. The device may have a predetermined quantity of volume levels between a minimum volume and a maximum volume. The volume levels may be spaced by predetermined increments, such that there is a predefined difference between adjacent volume levels. A digital gain may be used to adjust the volume level and an analog gain may allow for the playback volume to be adjusted to an amount between adjacent volume levels. The playback volume may progressively transition within the predefined volume levels by an amount less than the predetermined difference between adjacent volume levels. This smaller amount may be the analog gain. |
| US11876496B2 |
Differential input circuits with input voltage protection
Differential input circuits employ protection transistors and feedback paths to limit the differential voltage applied to input transistors. In an example arrangement, a differential input voltage is applied to terminals of the protection transistors, and current paths couple the respective protection transistors to control terminals of the input transistors, respectively. A control terminal drive voltage source is coupled to the control terminals of the input protection transistors to control the drive voltage applied to those terminals. Feedback paths, one for each of the input transistors, control voltages applied to the control terminals of the input transistors, maintaining the input differential voltage at a relatively low level and defined by the product of a specified current value and a specified resistance value. |
| US11876494B2 |
Protection circuit of power amplifier and power amplifier including the same
A protection circuit is provided. The protection circuit protects a power amplifier that includes a power transistor configured to receive a power voltage, and a bias circuit configured to supply a bias current to the power transistor. The protection circuit includes: a first transistor, connected between a terminal of the bias circuit and a ground, and configured to sink a first current from the terminal of the bias circuit; and a second transistor, comprising a first terminal connected to the power voltage, a second terminal connected to a control terminal of the first transistor, and a control terminal connected to a reference voltage. |
| US11876493B2 |
Hybrid class-H/predictive class-G switching amplifier architecture
A hybrid class-H/predictive class-G switching amplifier architecture and techniques for amplifying a signal (e.g., an audio signal) using such an architecture. One example method of amplification generally includes delaying an input signal to generate a delayed version of the input signal, amplifying the delayed version of the input signal with an amplifier powered by a boost converter, and selectively controlling the boost converter to operate in at least one of a predictive class-G mode or a class-H mode, based on a magnitude of the input signal. |
| US11876492B2 |
Systems and methods related to power amplification and power supply control
Systems and methods related to power amplification and power supply control. A power amplification control system can include an interface configured to receive a transceiver control signal from a transceiver. The power amplification control system can include a power amplifier control component configured to generate a power amplifier control signal based on the transceiver control signal from the transceiver and a power supply control component configured to generate a power supply control signal based on the transceiver control signal from the transceiver and to generate the power supply control signal based on a local control signal from the power amplifier control component. |
| US11876491B2 |
Digital predistortion calibration
A method for digital predistortion (DPD) calibration in a wireless communication device is provided that includes transmitting, by transmission circuitry of the wireless communication device, a plurality of pulses, where each pulse corresponds to an amplitude step in a pattern of amplitude steps, where the amplitude steps are separated by silence gaps, receiving each pulse in receiver circuitry of the wireless communication device, generating, by an accumulator component of the wireless communication device, an accumulated sample for each pulse based on a plurality of samples output by the receiver circuitry for the pulse, and computing, by a processor of the wireless communication device, amplitude dependent gain (AM/AM) and amplitude dependent phase shift (AM/PM) values for each accumulated sample. |
| US11876487B2 |
Oscillator using sampling PLL-based injection
An oscillator includes a crystal oscillation circuit configured to generate an oscillation signal having a natural frequency, an injection circuit configured to inject a first injection signal and a second injection signal into the crystal oscillation circuit, a dithering circuit configured to transmit a first control signal for generating the first injection signal to the injection circuit, and a phased-lock loop (PLL) circuit configured to lock a phase of the first injection signal to the natural frequency, to transmit a second control signal for generating the second injection signal to the injection circuit. |
| US11876485B1 |
Oscillating device
An oscillating device includes a heater, a thermoelectric cooler, a frequency source, a temperature controlled circuit, and a voltage controlled oscillation circuit. When the ambient temperature is in a low-temperature range, the temperature controlled circuit drives the heater to a target temperature to adjust an operating temperature of the frequency source. When the ambient temperature is in a high-temperature range, the temperature controlled circuit drives the thermoelectric cooler to the target temperature to adjust the operating temperature of the frequency source, and the voltage controlled oscillation circuit drives the frequency source to reduce a frequency variation of the frequency source resulted from the variation of the ambient temperature. Alternatively, the heater or the voltage controlled oscillation circuit may be omitted. |
| US11876479B2 |
Motor having integrated actuator with absolute encoder and methods of use
A DC electric motor having a stator mounted to a substrate, the stator having a coil assembly having a magnetic core, a rotor mounted to the stator with a first set of permanent magnets distributed radially about the rotor to facilitate rotation of the rotor and a second set of permanent magnets on the rotor to facilitate determination of an absolute position of the rotor. The motor further includes first and second set of sensors for detection of the magnets of the inner and outer rings. During operation of the motor passage of the permanent magnets over the sensors produces a substantially sinusoidal signal of varying voltage substantially without noise and/or saturation, allowing an absolute position of the rotor relative the substrate to be determined from the sinusoidal signals without requiring use of an encoder or position sensors and without requiring noise-reduction or filtering of the signal. |
| US11876477B2 |
Position observer for electrical machines
A control system for an electrical motor comprises a rotor, a stator having a plurality of phase windings, and an inverter for applying voltage to the plurality of phase windings by connecting individual phase windings to a first or second voltage level. The control system is configured to measure a first rate of change of current in a first phase winding, of said plurality of phase windings, connected to the first voltage level, to measure a second rate of change of current in a second, different phase winding connected to the first voltage level, and to calculate a difference between the first and second rate of change of current. The control system is further configured to use the calculated difference to obtain data related to a position of the rotor. |
| US11876476B2 |
Control system of a rideable saddle vehicle provided with electric drive
A control system for an electrically-actuated, rideable saddle vehicle including an electric traction motor and a vehicle control system having two different speed acquisition systems. A first speed system includes a position sensor and controls power to the motor on a basis of a control signal, which is characteristic of torque selectively required by the electric motor. A second speed system includes Logic circuitry for estimating vehicle speed from estimated variations of a counter-electromotive force generated in the stator winding as a result of the rotor movement of the motor. The two systems allow optimizing control of the motor from both speed systems, or from that considered more reliable in a given operating condition, during operation of the vehicle. Illustratively, for low speeds, speed control may be based on sensor signals in the first speed system, while high speeds control may be based on the estimates from the logic system. |
| US11876474B2 |
Linear resonant device, and braking method for same
A linear resonant device and a braking method for the same. The linear resonant device comprises a linear resonant motor and a drive chip. The drive chip pre-stores a drive waveform and at least one first braking waveform therein. The method comprises: determining, in response to a braking instruction, whether vibration of the linear resonant motor meets a first condition while being driven by the drive waveform; and if so, controlling the drive chip to drive, by using the first braking waveform, the linear resonant motor and to conduct a first braking process for the linear resonant motor, wherein the first braking waveform comprises at least two pulse waveforms, and an amplitude value of each of the at least two pulse waveforms gradually decreases along a propagation direction of the first braking waveform. |
| US11876472B2 |
Method and system for monitoring a current sensor
The disclosure includes a control system for a multi-phase electric machine that includes an inverter configured to transfer electric energy from a rechargeable energy storage device (RESS), and phase current sensors. A controller includes an executable instruction set to monitor, via the phase current sensors, the phase currents, and detect that one of the phase currents is outside a linear measurement range of a respective one of the phase current sensors. An extrapolated current for the respective one of the phase current sensors is determined based upon the phase currents from others of the phase current sensors. A current extrapolation routine evaluates the respective one of the phase current sensors. A fault is detected in the respective one of the phase current sensors based upon the current extrapolation routine and the extrapolated current. |
| US11876470B2 |
Systems and methods for adapting pulse width modulation with randomized zero-sequence
Methods and systems are provided for adapting pulse width modulation with randomized zero-sequence components for control of an electrified powertrain of a vehicle. In one example, a method may include determining a zero-sequence voltage of an electric machine of the vehicle based on a random distribution, and adjusting a voltage reference signal of the electric machine based on the determined zero-sequence voltage to decrease ambient acoustic noise in the vehicle. In this way, spectral energy dispersion of pulse width modulated control of the electric machine may be increased without affecting torque production of the electric machine. |
| US11876466B2 |
Motor controlling circuit
A motor controlling circuit is provided. A first terminal of a first high-side transistor and a first terminal of a second high-side transistor are coupled to a common voltage. A first terminal of a first low-side transistor is connected to a second terminal of the first high-side transistor. A first node between the first terminal of the first low-side transistor and the second terminal of the first high-side transistor is connected to a first terminal of a motor. A first terminal of a second low-side transistor is connected to a second terminal of the second high-side transistor. A second node between the first terminal of the second low-side transistor and the second terminal of the second high-side transistor is connected to a second terminal of the motor. The driver circuit regulates at least one of the transistors such that no current flows to the common voltage. |
| US11876462B1 |
Methods for storing harvestable energy with excess or unutilized energy and systems thereof
A method for storing new harvestable energy with excess or unutilized energy includes providing an object configured to be transitioned between at least a depleted energy state and a stored energy state. Obtained excess or unutilized energy which is utilized to transition the object to the stored energy state. At least a portion of this stored energy is harvested for use when the object is released from the stored energy state and transitions towards the depleted energy state. |
| US11876458B2 |
Hybrid charger and inverter system
An electrical system can include an isolated bidirectional converter (having an input couplable to a grid connection and an output couplable to a battery) and an isolated converter (having an input coupled to the input of the isolated bidirectional converter and couplable to the grid connection, with an AC output coupled to a convenience outlet). The electrical system can further include a controller that controls operation of the converters to operate in one of a plurality of modes including a charging mode in which the isolated bidirectional converter operates in a forward direction to charge the battery and the non-isolated converter powers the convenience outlet from the grid connection, and a non-charging mode in which the isolated bidirectional converter operates in a reverse direction to power the non-isolated converter from the battery and the non-isolated converter powers the convenience outlet. |
| US11876457B2 |
Method of control for power converter, associated system and device
A method of controlling of a polyphase power converter driven by an algorithm of the pulse width modulation type, in which a control parameter comprising a drive setpoint value or a pulse duration associated with a value of drive setpoint of at least one phase, situated in a non-linearity zone of a chart, is modified by modifying the value of said parameter so that it is in a linearity zone of the chart. The control parameter of each of the phases is modified in the same manner. |
| US11876456B2 |
Switching regulator implementing power recycling
A controller for a switching regulator receiving an input voltage and generating a regulated output voltage includes a buck control circuit and a boost control circuit. The controller activates the buck control circuit to generate the regulated output voltage having a first voltage value less than the input voltage. The controller activates the boost control circuit to return charges stored on the output capacitor at the output node to the input node, thereby driving the regulated output voltage to a second voltage value lower than the first voltage value. In some embodiments, in response to a command instructing the controller to allow the output voltage to decay, the controller operates in the boost mode using the boost control circuit to recycle the stored charge at the output node while ramping down the output voltage. |
| US11876455B2 |
Multi-mode two-phase buck converter
The present document relates to power converters. A power converter may be configured to convert an input voltage at an input of the power converter into an output voltage at an output of the power converter. The power converter may comprise a first switching circuit with a first inductor, a first high-side switching element, and a first low-side switching element. The power converter may comprise a second switching circuit with a second inductor, a second high-side switching element, and a second low-side switching element. The power converter may comprise a capacitive element having a first terminal coupled to the first high-side switching element and to the second high-side switching element and having a second terminal coupled to the first low-side switching element at a first node. The power converter may comprise a third switching element coupled between the first node and the output of the power converter. |
| US11876454B2 |
Push-pull converter with reduced EMI and voltage spikes
A power supply circuit has a push-pull portion having a transformer; first and second terminals of the primary winding, each connected to ground via first and second switches; an inductor connected between an input voltage and the primary winding centre tap via a third switch; an energy storage portion connected between the primary winding and ground, and to the inductor via a fourth switch; a controller arranged to monitor the input voltage and to apply partially overlapping first and second PWM signals to the first and second switches; when input voltage is between first and second thresholds, the controller closes the third switch and opens the fourth switch; above the second threshold, the controller applies a third PWM signal to the third switch and opens the fourth switch; and below the first threshold, the controller closes the third switch and applies a fourth PWM signal to the fourth switch. |
| US11876451B2 |
DC-DC converter
The present disclosure discloses example DC-DC converters. One example DC-DC converter includes a first capacitor, a second capacitor, a switched capacitor SC circuit, and an inductor circuit. An input end of the SC circuit is coupled to a voltage input end, and an output end of the SC circuit is coupled to a voltage output end. The first capacitor and the second capacitor are sequentially connected in series between the voltage input end and the voltage output end. One end of the inductor circuit is selectively coupled between the first capacitor and the second capacitor or to a ground end, and the other end of the inductor circuit is coupled to the voltage output end. |
| US11876449B2 |
Inductor component, package component, and switching regulator
An inductor component includes a composite body that includes a plurality of composite layers each including a composite material of an inorganic filler and a resin; and a plurality of spiral wires that each are stacked on the composite layer, the spiral wires each being covered with the other composite layer. The average particle diameter of the inorganic filler is equal to or smaller than 5 μm, the wire pitch of the spiral wires is equal to or smaller than 10 μm, and the interlayer pitch between adjacent spiral wires is equal to or smaller than 10 μm. |
| US11876446B2 |
Power converter
The present disclosure relates to a power converter for use in a host vehicle. The power converter comprises a DC link, a DC link capacitor, and a pre-charge circuit configured to charge the DC link capacitor. The pre-charge circuit comprises a boost converter comprising a switch and inductor coupling terminals configured to couple to an inductive component external to the power converter. |
| US11876443B2 |
Hybrid switched-capacitor converter
A power converter is provided. The power converter includes a switched-capacitor conversion circuit and an inductor buck circuit. The switched-capacitor conversion circuit receives an input voltage at an input terminal and performs a switching operation to convert the input voltage to an intermediate voltage. The inductor buck circuit is coupled to an output terminal of the switched-capacitor conversion circuit to receive the intermediate voltage and operates at a constant on-time to generate an output voltage at a conversion output terminal according to the intermediate voltage. The inductor buck circuit includes an inductor. In response to that a state of an inductor current used for charging the inductor corresponds to a predetermined condition, a switching action of the switching operation is enabled, so that the switched-capacitor conversion circuit is switched from a first turned-on state to a second turned-on state. |
| US11876442B2 |
Control device for a DC-DC converter, DC-DC converter and method for the closed-loop control of a DC-DC converter
The present invention relates to advanced control for a DC-to-DC converter. For this purpose, in the determination of a controlled variable for the control of the DC-to-DC converter, the control dynamics are adjusted according to an electric current through the DC-to-DC converter. In particular, it is possible to determine the controlled variable from a combination of a first controlled variable of a voltage controller and a second controlled variable of a feedforward control. In particular, the control dynamics of the feedforward control can be adjusted according to the electric current through the DC-to-DC converter. By adjusting the control dynamics according to current, it is possible to minimize possible current ripple on the output side. |
| US11876441B2 |
Switching control circuit and resonant converter
A switching control circuit controls switching of a switching device, which controls a resonance current of a resonant converter, with a frequency corresponding to an output voltage of the resonant converter. The switching control circuit includes a detection circuit configured to detect a difference between a first timing at which the switching device is turned on and a second timing at which a polarity of the resonance current reverses, and a signal output circuit configured to output a driving signal with a preset minimum frequency, responsive to the difference becoming so small as to satisfy a predetermined condition. |
| US11876439B2 |
Mitigation of battery output voltage ripple under pulse load
A battery powered electronic device can include a battery to power one or more loads, a first DC-DC converter having an input coupled to the battery and an output, and a second DC-DC converter cascaded with the first DC-DC converter and coupled to a second load subject to pulsed operation. The first and second converters may be configured so as to isolate the one or more loads from transients associated with the pulsed operation of the second load. The second converter may have an input coupled to the output of the first converter and an output coupled to the second load. Alternatively, the second converter may be a bidirectional converter having first terminals coupled to the output of the first converter and second terminals coupled to an energy storage device. |
| US11876438B2 |
Reducing input harmonic distortion in a power supply
Provided are embodiments for a system for reducing input harmonic distortion of a power supply. The system includes a power source coupled to a power supply. The power supply includes an input stage that is configured to receive an input signal from the power-supply, wherein the input signal is received at known input frequency, and a converting stage that is operated to convert the input signal to an output signal, wherein the output signal has an output frequency. The power supply also includes an output stage that is operated to generate output power based on the output signal, and a controller that is configured to provide control signals to the output stage of the power supply to modify the output signal. Also provided are embodiments for a power supply and method for reducing input harmonic distortion of the power supply. |
| US11876432B2 |
Rotor core, permanent magnet rotor, electric motor and electric pump for a household appliance
A rotor core includes a hollow shaft and a carrier portion permanently combined with the hollow shaft and configured to carry a ring-shaped permanent magnet coaxially to the hollow shaft. The carrier portion includes a support plate extending in radial direction and at least one axial support region configured to support the ring-shaped permanent magnet in axial direction. The carrier portion further includes at least one support element configured to extend into an interior space surrounded by the ring-shaped permanent magnet. A permanent magnet rotor including the rotor core, an electric motor, an electric pump and a household appliance, are also provided. |
| US11876429B2 |
Vibration motor and haptic device
A vibration motor includes a stationary portion and a movable portion vibrable in an axis direction with respect to the stationary portion. The stationary portion includes a coil and a housing. The housing includes a first region expanding in a first direction orthogonal to the axis direction, and a second region disposed on one side in a second direction orthogonal to the axis direction and the first direction relative to the first region and expanding in the first direction. In a cross-section across the axis direction, a distance in the second direction between the second region and the first region is longest at a center in the first direction of the first region. In the cross-section, a shape formed by the first and second regions is asymmetric with respect to an axis extending parallel to the first direction through a center of the housing in the second direction. |
| US11876424B2 |
Compact brushless motor including in-line terminals
A motor is provided including: a stator including a stator core, stator windings, and an end insulator; a rotor rotatably received within the stator; and stator terminals supported by the routing insulator and extending away from the stator. Each stator terminal includes a main body having a curved portion, a tang portion folded over the main body and receiving a portion of a magnet wire therein to make an electrical connection with at least one of the stator windings, and a terminal pin projecting axially away from the stator core. The stator core has a maximum diameter of less than or equal to approximately 34 mm defining an outer envelope of the stator, and the stator terminals are fully contained within the outer envelope. |
| US11876423B2 |
Two-piece end turn winding support
An end winding support of a rotor of an electric machine is provided. The end winding support includes a first part and a second part. The first part includes an elongate body about which a conductive winding is wound. The elongate body has a surface defining a first groove. The second part is attached to the first part. The second part includes a body which extends outwardly from the elongate body and which has a surface defining a second groove corresponding to the first groove. |
| US11876421B2 |
Iron core assembly, motor, compressor and vehicle
An iron core assembly, a motor, a compressor and a vehicle are provided. The iron core assembly has an iron core body and multiple insulating skeletons. The iron core body has multiple iron core blocks. A mounting groove is provided at an edge of at least one end face of each iron core block. Each iron core block is arranged between two insulating skeletons. Out of the two insulating skeletons provided at two ends of an iron core block, an end face of at least one insulating skeleton, facing the iron core block, is provided with insulating protrusions. The insulating protrusions can wrap two sides of the iron core block. The insulating protrusions match the mounting groove. |
| US11876412B2 |
Servo motor and robot having same
A servo motor and a robot. The servo motor includes: a housing, a rotor, a stator, a Hall magnet, and one printed circuit board. The rotor is arranged in the housing and has a rotor support and a rotor shaft; the stator is arranged in the housing; the Hall magnet is arranged on the rotor; the printed circuit board is arranged in the housing and provided with a position sensor facing the Hall magnet. |
| US11876410B2 |
Rotor for motor
A rotor for a motor includes: a rotor core including accommodation holes penetrating the rotor core in an axial direction; permanent magnets respectively accommodated in the accommodation holes; an endplate configured to cover an end of the rotor core; and a soft magnetic core disposed on the endplate. |
| US11876409B2 |
Reinforced rotor for an electric machine
A rotor for an electric machine includes a rotor body formed from a plurality of rotor laminations defining a first axial end and a second axial end. Each of the plurality of rotor laminations includes a plurality of openings that are aligned so as to define a plurality of passages through the rotor body. A plurality of reinforcement elements extend through the plurality of laminations. Each of the plurality of reinforcement elements is arranged in a corresponding one of the plurality of passages and includes a first end portion and a second end portion. The first end portion and the second end portion of select ones of the plurality of reinforcement elements extend outwardly of the first axial end and the second axial end. An end ring is positioned at the first axial end. The end ring is integrally formed with the select ones of the plurality of reinforcement elements. |
| US11876408B2 |
Electric tool
An electric tool includes a motor. The motor includes a stator core and a rotor. The rotor rotates with respect to the stator core. The rotor includes: a rotor core having a circular cylindrical shape; a plurality of permanent magnets; and an output shaft. The output shaft is held inside the rotor core. The plurality of permanent magnets are arranged as spokes around a center of the rotor core. |
| US11876406B2 |
Direct contact cooling of axial flux motor stator
A stator assembly for an axial flux motor includes a heat exchanger jacket configured to circulate a heat transfer liquid. A stator also includes a plurality of stator cores each having a conductive winding, an electrically insulating material disposed over at least a portion of the conductive wire winding, and a molded soft magnetic composite (SMC) material. The heat exchanger jacket is disposed circumferentially around at least a portion of a perimeter of the stator. Each stator core defines a peripheral surface configured to contact the heat exchanger jacket and at least a portion of the peripheral surface is defined by the molded soft magnetic composite (SMC) material. Methods of making a molded soft magnetic composite (SMC) material stator core are also provided. |
| US11876404B2 |
Electric machine structure and technology
The electric machine includes a rotor and an internal stator operatively coupled to the rotor. The internal stator further includes a back iron having a bearing and a plurality of teeth, a plurality of ring coils wound around the back iron, a central hub, and a plurality of connectors that connects the central hub to the back iron. The back iron is made of a first material and at least one connector is made of a second material that is different from the first material. |
| US11876403B2 |
Stator and motor including same
An embodiment provides a stator comprising a stator core having a plurality of teeth and coils wound around the teeth, wherein the tooth includes a body around which the coil is wound and a shoe connected to the body, the shoe includes a plurality of grooves and a curvature center of the inner peripheral surface of the shoe is the same as the center of the stator core. |
| US11876398B1 |
Systems, methods and computer program products for charging autonomous wireless sensors in subsurface environments
Autonomous wireless sensors in subsurface environments can be charged while present in the subsurface environment to allow the sensors to measure and wirelessly transmit measurements. The sensors rely upon a contrast agent to provide a power flow path to the sensors. |
| US11876396B2 |
Power battery charging method, motor control circuit, and vehicle
A motor control circuit includes a first switch module, a three-phase inverter, and a control module, where a power supply module, the first switch module, the three-phase inverter, and a three-phase alternating current motor form a current loop, the three-phase alternating current motor inputs or outputs a current by using a wire N extending from a connection point of three phase coils, and the control module controls the three-phase inverter, so that the motor control circuit receives a voltage of the power supply module and outputs a direct current. A wire N extends from the three-phase alternating current motor, and further forms different charging loops with the three-phase inverter, the three-phase alternating current motor, and the power battery. |
| US11876395B2 |
Tractor battery charging module
A tractor battery charging module includes a compartment where a portable battery for a handheld battery power tool may be stored and connected to a tractor electrical system. The tractor electrical system charges the portable handheld tool battery in a first mode when the tractor ignition is on, and the portable handheld tool battery recharges the tractor battery in a second mode when the tractor ignition is off. The first mode includes a step up converter to convert the tractor electrical system voltage to the portable battery voltage, and the second mode includes a step down converter to convert the portable handheld tool battery voltage to the tractor electrical system voltage. |
| US11876394B2 |
Active cell balancing in batteries using switch mode dividers
A battery cell balancing system contains a switch mode circuit employing voltage sensors across the cells and current on the balancing legs to enable reliable and efficient cell balancing during battery charge. |
| US11876386B2 |
Detection of foreign objects in large charging volume applications
A wireless power transmission system includes a wireless power transmitter, a wireless power transfer circuit electrically connectable to the at least one wireless power transmitter, and a transmitter controller. The transmitter controller is configured to perform an initial foreign object detection prior to any transmission of wireless power, the initial foreign object detection for detecting presence of a foreign object within a charge volume, the initial foreign object detection determining an initial quality factor (Q). The controller is further configured to begin wireless power transfer negotiations with one of the one or more wireless power receivers, if the initial Q has a value in a range indicating that an object in the charge volume is a wireless power receiver, and perform continuous foreign object detection, if the initial Q has the value in the range indicating that an object in the charge volume is a wireless power receiver. |
| US11876377B2 |
Intelligent routing of electricity
In one embodiment, a generation facility for producing electricity includes one or more electricity generating elements for producing electricity from a renewable energy source. The generation facility also includes a controller conductively coupled to: (1) a first conductive path leading from the one or more electricity generating elements; (2) a second conductive path leading to a public utility network; and (3) a third conductive path leading to an energy storage system for storing electrical energy. The energy storage system is also conductively coupled to a fourth conductive path leading to the public utility network. The controller includes one or more processors coupled to a non-transitory computer readable storage media embodying software that is operable when executed by the processors to determine whether to send electricity generated by the one or more electricity generating elements to the energy storage system. |
| US11876374B2 |
System and method for optimal control of energy storage system
Systems and method for optimal control of one or more energy storage systems are provided. Based on live, historical, and/or forecast data received from one or more data sources, one or more forecasts of one or more parameters relating to the operation of the one or more energy storage systems and an associated forecast uncertainty may be calculated by various forecasting techniques. Using one or more optimization techniques, an optimal dispatch schedule for the operation of the one or more energy storage systems may be created based on the forecasts. The optimal dispatch schedule may be used to determine one or more energy storage system parameters, which are used to control the operation of the energy storage systems. |
| US11876371B1 |
Electric power circuit testing device, system, and method
The mapping of electric power distribution circuits and electric power outlets to breakers in a breaker panel is accomplished by providing a plurality of smart power testing devices and a control device that communicates with each of the smart power testing devices. Each of the smart power testing devices is connected to a respective one of the electric power outlets in a structure. Each smart power testing device can detect the AC voltage level provided at the electric power outlet. A user opens each breaker in the breaker panel, in succession. When a smart power testing device senses loss of AC voltage, it transmits a message to the control device. The control device can then identify which outlets are on a common electric power circuit, and by opening each breaker in succession, the control device can creating a mapping of outlets to breakers. |
| US11876370B2 |
Jumper cable device and jump start system
Disclosed are a jumper cable device and a jump start system. The jumper cable device includes a main body, and an input port, a first clamp and a second clamp connected to the main body, wherein the input port is configured to be connected with an external startup power source, and the first and second clamps are configured to be connected to a battery of a load, wherein the main body includes a housing and a control apparatus received within the housing, and the control apparatus is connected in circuit between the input port and the first and second clamps, and the input port is configured as a first connector, and wherein the first connector is connectable to a second connector of the startup power source in two directions. |
| US11876368B2 |
Converter system for transferring power
A converter system for transferring power, a vehicle including such a converter system and a method for transferring power in such a converter system. The converter system includes a first DC-DC module, a second DC-DC module and a first control unit. The first DC-DC module is connected to a first high voltage interface of a high voltage system and to a first low voltage interface of a low voltage system. The second DC-DC module is connected to a second high voltage interface of the high voltage system and to a second low voltage interface of the low voltage system. The first high voltage interface and the second interface are independent of each other. The first control unit is connected to the first DC-DC module and configured to supply power via the second DC-DC module in case of a failure in the first DC-DC module. |
| US11876361B1 |
Swing lid horizontal surface cover
A horizontal surface cover with a cover plate, at least one opening, and at least one access door. The cover plate is configured to cover an electrical device within an electrical box. The at least one opening extends through the cover plate and is sized to allow access to the electrical device through the at least one opening. The at least one access door is sized and shaped to fit within the at least one opening, and has a hinge with a hinge axis. The at least one access door is configured to translate along the hinge axis and rotate about the hinge axis to move between a closed position and an open position. The at least one access door is aligned with and inside of the at least one opening when in the closed position, and is misaligned with the at least one opening when in the open position. |
| US11876355B2 |
Electric switching apparatus
Disclosed in the present invention is an electric switching apparatus, comprising a drawer apparatus, an electric connection apparatus, a driving mechanism, and a locking mechanism. A busbar of the breaker body at the separate position is separated from the electric connection apparatus, and the breaker body cannot be switched on. The busbar of the breaker body at the trial position is separated from the electric connection apparatus, and the breaker body can be switched on. The busbar of the breaker body at the connected but not clamped position is in touch with the electric connection apparatus, the electric connection apparatus does not clamp the busbar, and the breaker body cannot be switched on. The busbar of the breaker body at the connected and clamped position is in touch with the electric connection apparatus, the electric connection apparatus clamps the busbar, and the breaker body can be switched on. |
| US11876354B2 |
Wearable and replaceable pouch or skin for holding a portable battery pack
A wearable pouch operable to hold at least one portable battery pack and other power or communications equipment. The wearable pouch includes a main body with a front side, a back side opposite the front side, at least one sealable opening, and at least one opening for at least one lead from the at least one portable battery pack secured within the wearable pouch. |
| US11876353B2 |
Methods, systems, and apparatuses for transferring power and analysis
Methods, systems, and apparatuses are described for transferring power. A power transfer device may be configured to securely fit in a fuse block, fuse holder, and/or the like. The power transfer device may transfer power from a source to a load connected to the fuse block, fuse holder, and/or the like, while also isolating the power to prevent the power from backfeeding to the source. The power transfer device may be used to perform testing, measurements, and/or analysis (e.g., voltage measurements, power measurements, frequency analysis, system impedance testing, etc.). |
| US11876350B2 |
Multi-wavelength VCSEL array and method of fabrication
A vertical cavity surface emitting laser (VCSEL) array is fabricated to produce multiple wavelengths. A first distributed Bragg reflector (DBR) is formed on a substrate, and an optical layer having an active region is formed on the first DBR. The optical layer has a variation in optical characteristic configured to generate multiple wavelengths. To do this, a first portion of the layer is formed on the first DBR. Different dimensioned features (profiles, wells, trenches, gratings, etc.) are then formed on a surface of the first portion. Subsequently, a second portion of the layer is formed by filling in the dimensioned features on the first portion's surface. Finally, a second DBR is formed on the second portion of the layer. The variation in optical characteristic can include variation in refractive index, physical thickness, or both. The assembly can be processed as usual to produce a VCSEL array having multiple emitters. |
| US11876345B2 |
Thermal management for hybrid lasers
Techniques and systems for a semiconductor laser, namely a grating-coupled surface-emitting (GCSE) comb laser, having thermal management for facilitating dissipation of heat, integrated thereon. The thermal management is structured in manner that prevents deformation or damage to the GCSE laser chips included in the semiconductor laser implementation. The disclosed thermal management elements integrated in the laser can include: heat sinks; support bars; solder joints; thermal interface material (TIM); silicon vias (TSV); and terminal conductive sheets. Support bars, for example, having the GCSE laser chip positioned between the bars and having a height that is higher than a thickness of the GCSE laser chip. Accordingly, the heat sink can be placed on top of the support bars such that heat is dissipated from the GCSE laser chip, and the heat sink is separated from directed contact with the GCSE laser chip due to the height of the support bars. |
| US11876343B2 |
Laser diode packaging platforms
Methods, devices, and systems for laser diode packaging platforms are provided. In one aspect, a laser diode assembly includes a heat sink and a plurality of laser diode units horizontally spaced apart from one another on the heat sink. Each laser diode unit includes: a first submount positioned on the heat sink and spaced apart from adjacent another first submount, a laser diode including an active layer between a first-type doped semiconductor layer and a second-type doped semiconductor layer, a bottom side of the laser diode being positioned on the first submount, and a second submount positioned on a top side of the laser diode and spaced apart from adjacent another second submount. The first submount, the laser diode, and the second submount in the laser diode unit are vertically positioned on the heat sink. The laser diodes of the plurality of laser diode units are electrically connected in series. |
| US11876338B2 |
Device for combining at least two laser beams
A device for combining at least two input laser beams having different spectral components. At least one pre-compensation unit for the at least two input laser beams has a diffractive optical unit which expands the input laser beam into an intermediate beam bundle in which the spectral components are spatially arranged so as to be adjacent to one another with increasing wavelength. A combination unit has at least a first diffractive optical element and a second diffractive optical element, the combination unit being aligned with the pre-compensation unit in such a way that the first diffractive optical element converts an intermediate beam bundle into a convergent beam bundle having a beam waist, the beam waist lying on the second diffractive element, and the second diffractive optical element being designed in this way that all incident spectral components are diffracted in a common radiation direction. |
| US11876337B2 |
Three-level system fiber lasers incorporating an all-solid photonic bandgap fiber
High-power, highly efficient 3-level system fiber lasers are described. The lasers can operate at an average power of about 50W or greater with an efficiency of about 60% or greater with low diffraction limited mode quality. The lasers incorporate an all-solid photonic bandgap fiber that includes a large core (20 micrometers or greater), a high core/clad ratio (greater than 15%), and a waveguide cladding designed to define a transmission band to suppress the 4-level system of the gain medium through determination of the node size of individual nodes of a cladding lattice. |
| US11876334B2 |
Device for protecting electrical networks from overvoltages or overcurrents
The invention relates to a device combination for protecting electrical networks against overvoltages or overcurrents, comprising an essentially U-shaped base and at least one plug-in module, which can be plugged or pushed onto the base, wherein the base has connection terminals for connecting to the respective network and also has plug-in contacts, which are connected to the connection terminals and are complementary to mating plug-in contacts or contact tongues of the plug-in module, and the plug-in module has a housing which accommodates one or more lightning and/or overvoltage arresters, and the mating plug-in contacts or contact tongues pass through a floor side of the housing. According to the invention, means are provided for changing the position and the distance between the plug-in contacts and the mating plug-in contacts or contact tongues, wherein, starting from a working position, with a closed, surge-current-resistant electrical connection, it is possible to select an idle position, in which the plug-in contacts and mating plug-in contacts or contact tongues are located in an isolation/disengagement position. |
| US11876332B2 |
Cable processing device for processing a cable
A cable processing device (20) for processing a cable (15), which comprises a first positioning mechanism (30) comprising a first positioning drive (35) for vertically positioning a tool mounting (22) relative to the cable conveying direction (F) of a cable conveying mechanism (100), and a control mechanism (50), which is connected to the first positioning drive (35) for exchanging first control data. A second positioning mechanism (40), comprising a second positioning drive (45) for at least vertically positioning a first cable stop (25) relative to the cable conveying direction (F) of the cable conveying mechanism (100), is also present. The second positioning drive (45) is connected to the control mechanism (50) for exchanging second control data. The invention also relates to computer-implemented methods, a computer program product, as well as a computer readable storage medium. |
| US11876330B2 |
Tool for producing an arrangement composed of an electrical line and contact device
A tool for producing an arrangement composed of an electrical line and a contact device with a crimp sleeve includes a first press jaw unit and a guide unit. The first press jaw unit delimits a tool receptacle and receives the crimp sleeve and the electrical line. The first press jaw unit has a first press jaw with a first press surface and a second press jaw with a second press surface. The second press surface is adjustable between a first press position positioned radially inwardly and a second press position. The guide unit provides a first pressing force transmitted into the first press surface and from the first press jaw to the second press jaw. The first press surface stamps a first stamped indentation and the second press surface stamps a second stamped indentation into the crimp sleeve to crimp the crimp sleeve on the electrical line. |
| US11876328B2 |
Electrical plug with specific pin arrangement as well as electrical plug device
An electrical plug has a pin arrangement including a pair of electrical power transmitting contacts separate from one another and a plurality of electrical signal transmitting contacts separate from each other. A pin arrangement transverse axis extends through a central point of the pin arrangement. A distance extending parallel to the pin arrangement transverse axis between a pair of longitudinal axes of the electrical power transmitting contacts is less than or equal to 6.1 mm. A maximum distance extending parallel to the pin arrangement transverse axis between a plurality of longitudinal axes of the electrical signal transmitting contacts that are furthest from each other along a direction parallel to the pin arrangement transverse axis is less than or equal to 6 mm. |
| US11876324B2 |
Self-ejecting electrical connection system
An electrical connector system includes a first connector body defining a locking fin, a second connector body configured to receive the first connector body, and a flexible locking arm defined by the second connector body configured to releasably engage the locking fin. A plunger is slidably attached to the second connector body and is moveable from an engaged position in which the plunger holds the locking arm in engagement with the locking fin to a disengaged position in which the plunger disengages the locking arm from the locking fin. A spring is disposed between the plunger and the second connector body and is configured to urge the plunger into the engaged position. |
| US11876321B2 |
Plug connecting element for a motor vehicle and method for producing a plug connecting element of this type
A plug connecting element for a motor vehicle includes an electrical conduction element, to which at least one plug of an electronic component of the motor vehicle is able to be connected, and a casing element made of plastic, by way of which the conduction element is at least partially electrically insulated. The electrical conduction element is connected to the casing element in a fixed and non-releasable manner by primary forming of the plastic. |
| US11876319B2 |
Hydraulic electrical connector assembly
Some embodiments include an assembly, comprising: a first connector housing including an opening and a first electrical contact a second connector housing including a portion insertable into the opening and a second electrical contact electrically interfaceable with the first electrical contact a seal configured to form a sealable fluid chamber with the first connector housing and the second connector housing when the portion of the second connector housing is inserted into the opening of the first connector housing and a sealable vent coupled to the sealable fluid chamber when the portion of the second connector housing is inserted into the opening of the first connector housing wherein, when the sealable fluid chamber is formed: the portion of the second connector housing is movable within the opening; and the volume of the sealable fluid chamber changes as the portion of the second connector housing moves within the opening. |
| US11876318B2 |
Electronic device and flat cable
An electronic device includes a circuit boards that have a same or substantially same shape, and flat cables that have a same or substantially same shape. The circuit boards are provided in a predetermined arrangement and are connected by the flat cables. Each of the flat cables is a semi-rigid cable, having a shape in accordance with the predetermined arrangement of the circuit boards. |
| US11876316B2 |
Connector having a housing with a window
A connector includes a housing having a contact receiving passageway extending through a mating end of the housing in a longitudinal direction and a contact disposed in the contact receiving passageway. The housing has a window extending through a wall of the housing in a direction perpendicular to the longitudinal direction. The contact has a mating section disposed at the mating end and a contact section extending from the mating section. An exposed portion of the contact section is exposed to an area exterior of the housing through the window. |
| US11876311B2 |
Sensor device and grounding connection
A sensor device includes an electrically conductive body adapted to accommodate a first printed circuit board (PCB) and a second PCB, a flexible electrically conductive device connecting the first PCB and the second PCB, and an electrically conductive spring held between the first PCB and the second PCB by a snap-fit, a form-fit or a press-fit connection. A first portion of the electrically conductive spring is pressed against one of the first PCB and the second PCB and a second portion of the electrically conductive spring is pressed against the electrically conductive body to maintain an electrical connection between the electrically conductive body, the first PCB, and the second PCB. |
| US11876310B2 |
Systems and related adapters for providing power to devices in a system
A system for providing power to a device is provided. The system includes at least one gateway that provides power and/or data to at least one device in the system; and at least one adapter coupled to the gateway and the at least one device, wherein the adapter is configured to couple lengths of cable between devices that are daisy chained together. Related adapters are also provided herein. |
| US11876309B2 |
Antenna, wireless communication device, and antenna forming method
Three elements of a first (¼) wavelength element and a second (¼) wavelength element which have a length of (¼) wavelength at an arbitrary frequency designated in advance and a half-wavelength element which has a length of a half-wavelength at the arbitrary frequency are arranged in a three-orthogonal state where those are orthogonal to each other, one end portion of the first (¼) wavelength element is joined to one end portion of the second (¼) wavelength element, another end portion of the second (¼) wavelength element is joined to one end portion of the half-wavelength element, a feeding point for antenna power feeding is arranged in a position in which the one end portion of the first (¼) wavelength element is joined to the one end portion of the second (¼) wavelength element, and an antenna is formed as a one-wavelength twisted Z-shaped three-orthogonal dipole antenna. |
| US11876308B2 |
Micro-wave transducer and manufacturing method thereof
The disclosure provides a micro-wave transducer and a manufacturing method thereof, and belongs to the technical field of communication. The micro-wave transducer includes: a dielectric layer having a first surface and a second surface oppositely arranged; a first electrode layer arranged on the first surface of the dielectric layer, and the reference electrode layer being provided with at least one first opening; at least one transducer electrode arranged on the second surface of the dielectric layer, wherein an orthographic projection of one transducer electrode on the dielectric layer is within an orthographic projection of one first opening on the dielectric layer; at least one first microstrip line arranged on the second surface of the dielectric layer, wherein one first microstrip line is configured to feed one transducer electrode. |
| US11876307B2 |
Antenna structure
An antenna structure includes a radiating portion, a grounding portion, a connecting portion and a collaboration portion. The connecting portion is electrically connected between the radiating portion and the grounding portion. The connecting portion is provided for a feeding port to be disposed thereon for feeding a signal to the antenna structure. The collaboration portion is electrically connected to the grounding portion. The collaboration portion is coupling to the radiating portion and the connecting portion. The collaboration portion and the radiating portion are separated from each other. The collaboration portion and the connecting portion are separated from each other. |
| US11876306B2 |
Chassis antenna
Examples are disclosed that relate to an antenna formed in a chassis of a device. One example provides a wireless device comprising a chassis and a chassis antenna formed at least in part by a dielectric gap between a body of the chassis and the chassis antenna, where a first end of the chassis antenna is defined by a cut-out in the chassis and where a second end of the chassis antenna being conductively connected to a body of the chassis. The wireless device further comprises a modem, and a coupled feed connected to the modem and capacitively coupled to the chassis antenna. |
| US11876305B2 |
Electronic apparatus
An electronic apparatus includes a rectangular or substantially rectangular plate-shaped housing including a first side and a second side which are long sides and a third side and a fourth side which are short sides, and an antenna device. The antenna device includes a first coil including a first coil conductor and a second coil including a second coil conductor. A portion of the first coil overlaps with the second coil opening, a portion of the second coil overlaps with the first coil opening, a straight line connecting a center of gravity of the first coil opening and a center of gravity of the second coil opening intersects with the third side and the fourth side, and the center of gravity of the second coil opening is closer to the third side than the center of gravity of the first coil opening. |
| US11876304B2 |
Multiband patch antenna
Examples relate to concepts for patch antennas and particular to a method for forming a multiband patch antenna. A multiband patch antenna may comprise a ground layer and an excitation layer, comprising a first excitation patch, a second excitation patch and a feeding patch, wherein the patch is arranged to excite the first excitation patch and the second excitation simultaneously. |
| US11876300B2 |
Antenna system for a vehicle
An antenna system for a vehicle includes a first antenna array affixed to the vehicle and a remote antenna system. A first connector is affixed to the vehicle, and is connected to the controllable switch. The remote antenna system includes a second antenna array including a second active antenna and a wiring harness. The wiring harness includes a second signal lead connected to the second active antenna, a ground lead, and a second connector. The signal lead and the ground lead connect the second active antenna of the second antenna array to the second connector. The first connector is connectable to the second connector, and the switch array communicates signals from the second antenna array to the on-vehicle controller when the second connector of the second antenna array is connected to the first connector. |
| US11876298B2 |
Active redirection devices for wireless applications
Examples disclosed herein relate to a meta-structure based active reflectarray for passive and active reflection. A control module is coupled to reflection elements to provide energy and change the phase of the elements. |
| US11876295B2 |
Electromagnetic reflector for use in a dielectric resonator antenna system
An electromagnetic device includes: an electromagnetically reflective structure having an electrically conductive structure and a plurality of electrically conductive electromagnetic reflectors that are integrally formed with or are in electrical communication with the electrically conductive structure; wherein the plurality of reflectors are disposed relative to each other in an ordered arrangement; and, wherein each reflector of the plurality of reflectors forms a wall that defines and at least partially circumscribes a recess having an electrically conductive base that forms part of or is in electrical communication with the electrically conductive structure. |
| US11876292B2 |
Slot antenna assembly
A slot antenna assembly adapted to a metal case is provided in the disclosure. The slot antenna assembly includes a substrate and a metal wire. The substrate includes a first sheet plate and a second sheet plate. The first sheet plate is conductive and is provided with a slot opposite to an opening of the metal case, a size of the slot being less than or equal to a size of the opening. The second sheet plate is not conductive and is connected to the first sheet plate. The metal wire is located on a surface of the second sheet plate to be connected to a feeding signal. A vertical projection of the metal wire on the first sheet plate crosses the slot, and the metal wire and the slot together excite a low-frequency mode and a high-frequency mode. |
| US11876279B2 |
Hybrid cavity mode antenna
A communication device includes a metal chassis, a printed circuit board positioned within the metal chassis, and a hybrid cavity mode antenna. The hybrid cavity mode antenna includes a conductive wall defining at least a portion of a cavity, wherein the cavity is further defined by one or more surfaces of the metal chassis and the printed circuit board, and an electrically-fed antenna configured to radiate a first radiofrequency signal in a first frequency range. The electrically-fed antenna is electrically driven from the printed circuit board of the communication device. The electrically-fed antenna is positioned within the cavity to drive the cavity to radiate a second radiofrequency signal in a second frequency range. |
| US11876275B2 |
Liquid crystal phase shifter, method for operating the same, liquid crystal antenna, and communication apparatus
A liquid crystal phase shifter, a liquid crystal antenna, a communication apparatus, and a method for operating a liquid crystal phase shifter are provided. The liquid crystal phase shifter includes a microwave transmission structure and a phase adjustment structure opposite to each other, and a liquid crystal layer between the microwave transmission structure and the phase adjustment structure; wherein the phase adjustment structure comprises a plurality of phase adjustment units; the plurality of phase adjustment units are configured to change a dielectric constant of the liquid crystal layer according to a voltage applied to the phase adjustment units and a voltage applied to the microwave transmission structure, so as to adjust a phase of a microwave signal; and phase shift amounts adjusted by at least two of the plurality of phase adjustment units are different from each other. |
| US11876274B2 |
MEMS phase shifter including a signal line, ground lines and a film bridge formed on a substrate to provide for capacitive adjustment of the phase shifter
A phase shifter and an antenna device are provided. The phase shifter includes a substrate, a signal line on the substrate, ground lines in pairs on the substrate, and a capacitance adjusting component. Two ground lines in a same pair of ground lines are on both sides of the signal line and spaced apart from the signal line, respectively. The capacitance adjusting component includes a film bridge, and both ends of the film bridge are on the two ground lines, respectively. The signal line is in a space enclosed by the film bridge and the substrate. The capacitance adjusting component is configured to adjust a capacitance between the film bridge and the signal line to a target capacitance when the capacitance adjusting component receives a bias voltage, and the target capacitance has a linear correlation with a magnitude of the bias voltage. |
| US11876272B2 |
Fuel-cell stack comprising a tensioning device
A fuel-cell stack has a first end plate and a second end plate and a plurality of fuel cells arranged between the end plates. At least one elastic tensioning element is tensioned in the stack direction between the end plates. Furthermore, a re-tensioning element is arranged between the tensioning element and a surface section of the fuel-cell stack. The re-tensioning element has a tensioning body and at least one adjusting element arranged between the tensioning body and the surface section. A distance between the tensioning body and the surface section can be variably adjusted and fixed by the at least one adjusting element. |
| US11876270B2 |
Redox-flow battery for energy storage
The present invention refers to a redox-flow battery (1) comprising a positive compartment (10) comprising a positive electrode (11) and a catholyte, wherein said catholyte is an alkaline ferrocyanide solution; a catholyte reservoir container (12) connected in fluid communication with the positive compartment (10) through at least one conduct (13) and said container (12) comprising catholyte and a solid electroactive material (14), wherein said solid electroactive material is confined within the container and is selected from the group consisting of a metal oxide, a metal hydroxide, a metal oxyhydroxide or a combination thereof; a negative compartment (20) comprising a negative electrode (21) and an anolyte, wherein said anolyte is an alkaline solution; an anolyte reservoir container (22) connected in fluid communication with the negative compartment (20) through at least one conduct (23) and said container (22) comprising anolyte; and a power/load source (40). In addition, the present invention is directed to an energy storage system comprising at least one redox-flow battery (1) as defined above, to a method of storing electricity comprising providing a redox-flow battery (1) as defined above, a method of delivering electricity comprising providing a redox-flow battery (1) as defined above, to the use of the redox-flow battery (1) as defined above to store or deliver electricity and to the use of the redox-flow battery (1) as defined above in renewable energy and electromobility sectors. |
| US11876268B2 |
Polymer electrolyte membrane with platelets
A polymer electrolyte membrane includes an ion-conducting polymeric electrolyte material and platelets, distributed through the polymeric electrolyte material. The platelets have an aspect ratio of length to thickness of at least 2:1. The platelets are aligned generally parallel to a length of the membrane. The platelets can be functionalized with free radical scavengers, or other moieties, to extend the lifetime of the membrane or of a membrane electrode assembly incorporating the membrane. |
| US11876267B2 |
Electrolyte membrane for redox flow battery, redox flow battery, and method for producing electrolyte membrane
The present invention provides an electrolyte membrane for a redox flow battery, comprising a perfluorocarbon polymer having an ion-exchange group, wherein the perfluorocarbon polymer has equivalent weight EW of the ion-exchange group of 600 g/eq or more and 2000 g/eq or less, a craze area ratio of the electrolyte membrane is 1.5% or less, and a relative dimension of the electrolyte membrane in at least one of a X direction and a Y direction is 80% or more and less than 100% in the following relative dimension by dipping in 2 M aqueous sulfuric acid solution. |
| US11876261B2 |
Fuel cell system
A fuel cell system includes: a fuel cell that generates electricity using a fuel gas and an oxidant gas; a fuel gas supply path through which a fuel gas to be supplied to an anode of the fuel cell flows; a recycle gas path through which an anode off-gas emitted from the anode of the fuel cell is returned to the fuel gas supply path; a water reservoir that holds water separated from the anode off-gas flowing through the recycle gas path; a drainage path through which water stored in the water reservoir is drained; a valve provided on the drainage path; and a controller that determines, on the basis of a history of a flow rate of the anode off-gas, a length of time for which the valve continues to be opened for draining the water stored in the water reservoir. |
| US11876257B2 |
Solid oxide fuel cell system and method of operating the same using peak shaving gas
A fuel cell system and method for using a peak shaving gas, the system including: a fuel inlet configured to receive fuel from a fuel source; a catalytic partial oxidation (CPOx) reactor configured to at least partially oxidize the fuel during startup of the system; a blower configured to provide air to the CPOx reactor; a gas analyzer configured to determine a composition of fuel provided to the CPOx reactor from the fuel inlet; an oxidation catalyst configured to reduce an O2 content of fuel received from the CPOx reactor; a reforming catalyst configured to partially reform fuel received from the oxidation catalyst; and a stack of fuel cells configured to generate electricity using fuel received from the reforming catalyst. |
| US11876256B2 |
Fuel cell system and control method therefor
The purpose of the present invention is to provide: fuel cell system that can further stabilize an operation of the system; and control method thereof. Fuel cell system comprises: fuel cell; a turbocharger; oxidizing gas supply line that supplies, to cathode, oxidizing gas compressed by a compressor; a heat exchanger that heats the oxidizing gas of the oxidizing gas supply line by means of exhaust gas discharged from a turbine, and flows the exhaust gas to combustion exhaust gas line; bypass lines each having one end connected to the upstream side of the heat exchanger in the oxidizing gas supply line and bypassing the oxidizing gas; flow rate regulating valves provided in the bypass lines; and a control unit that controls the flow rate regulating valves on the basis of the ambient air temperature, and controls the bypass flow rate of the oxidizing gas. |
| US11876254B2 |
System and method for a solid-state thermal battery
A solid-state thermal battery system is disclosed herein. The system includes a stationary thermal storage medium that can be charged by adding heat to the thermal storage medium. Actuated heat engines can be utilized to discharge the solid-state thermal battery, converting the heat stored in the thermal storage medium into electricity. The heat engines are actuated in a manner that reduces thermal gradients in the thermal storage medium to increase the efficiency of the system. In one embodiment, the thermal storage medium is contained in a main chamber of an insulated container. The heat engines are stored, when idle, in an ancillary chamber adjacent to the main chamber and moved into the main chamber by an actuation system to begin discharging the solid-state thermal battery. The heat engines follow a path during discharge to dynamically move between regions of the thermal storage medium to reduce thermal gradients induced therein. |
| US11876253B2 |
Alkali dry battery comprising electrolyte including sulfonyl group-containing anion
An alkaline dry battery, including: a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and an alkaline electrolyte. The positive electrode includes a manganese dioxide, the negative electrode includes zinc and/or a zinc alloy, and the alkaline electrolyte includes at least one sulfonyl group-containing anion selected from the group consisting of a bis(perfluoroalkylsulfonyl)imide anion, a bis(fluorosulfonyl)imide anion, and a fluorosulfonate anion. |
| US11876251B2 |
Energy storage apparatus
In an embodiment, an energy storage apparatus includes plural energy storage devices arranged in a first direction, and a frame arranged along the energy storage devices. Each of the energy storage devices has an outer surface facing in a second direction orthogonal to the first direction. The frame has a first portion extending in the first direction along the outer surface, and a second portion extending in the second direction toward a facing surface on which the energy storage apparatus is installed, from at least a part of the first portion. |
| US11876250B2 |
High voltage battery module with series connected cells and internal relays
A battery module is disclosed having a plurality of series-connected battery cells contained in, and electrically isolated from, an enclosure, with a first internal relay to control connection between cells and a positive terminal, and a second internal relay to control the connection between cells and a negative terminal. A control signal input is provided to control the relays. An embodiment is disclosed wherein the relays are of distinct types. An embodiment is disclosed having an internal battery management system which controls the relays in response to a digital message. A modular battery pack is disclosed consisting of a plurality of modules connected in parallel, which can be individually and independently activated and deactivated. A method is provided for activating an individual module. |
| US11876247B2 |
Electrolyte membrane for all-solid-state battery, and all-solid-state battery including same
The present disclosure relates to a solid electrolyte membrane for an all-solid-state battery and a battery comprising the same. In the present disclosure, the battery may comprise lithium metal as a negative electrode active material. The solid electrolyte membrane for an all-solid-state battery according to the present disclosure comprises a guide layer comprising metal particles to guide the horizontal growth of lithium dendrites, thereby delaying an electrical short caused by dendrite growth. Additionally, the guide layer is formed by polymer self-assembly, and thus the metal particles may be uniformly distributed in a very regular pattern within the guide layer. |
| US11876243B2 |
Battery module
A battery module includes: a plurality of cell stacks, each of the cell stacks including: a plurality of unit cells arranged in a first direction; and an insulation member around the plurality of unit cells; and a module housing, in which a plurality of receiving parts are provided, ones of the cell stacks from among the plurality of cell stacks being located in a receiving part from among the plurality of receiving parts, and each of the receiving parts includes a fixing wall, the fixing wall being around the cell stack received therein and being in contact with the cell stack, and the module housing includes end walls at respective sides of each of the receiving parts in the first direction to engage end surfaces of respective sides of the cell stack received in the respective receiving part in the first direction. |
| US11876242B2 |
Module layer and battery system made therefrom
A module layer and to a battery system made therefrom, which, as a device for supplying and storing electrical energy between two final end components, comprises a number of battery modules that are electrically connected to one another in series. Each module here consists of a number of elementary cells, which are generally lithium-ion batteries. The module layer is embodied as a structural unit, wherein the cells in the module layer are positioned next to one another in a tray, in an upright position on a base element of the tray, and are enclosed by an outer frame that is embodied as a heat sink and constitutes the rim of the tray, the outer frame has a seal, and the module layer has a section of a central shaft into which bus bars protrude, which produce a conductive connection with the cells of the respective module layer. |
| US11876241B2 |
System for supplying power to a portable battery using at least one solar panel
A system for supplying power to a portable battery pack including a battery enclosed by a wearable and replaceable pouch or skin using at least one solar panel is disclosed, wherein the pouch or skin can be provided in different colors and/or patterns. Further, the pouch or skin can be MOLLE-compatible. The battery comprises a battery element housed between a battery cover and a back plate, wherein the battery element, battery cover, and back plate have a slight curvature or contour. Further, the battery comprises flexible leads. |
| US11876240B2 |
Portable energy storage and power supply system
A battery-based portable power supply includes a battery pack that is configured to protect the batteries and components therewithin. An outer tube protects inner components from impacts that can be expected in transport and usage. A suspension system within a battery pack of the power supply protects the batteries from jolts and bumps. The batteries can be removed and replaced. A switch structure for actuating the electrical outlet is disposed within the battery pack. The switch structure is actuated by compressing the battery pack from outside. |
| US11876238B2 |
Conformable battery pack assembly
A conformable battery pack assembly includes an array of individual electrochemical cells electrically connected with one another. The array is surrounded and encapsulated by a flexible outer shell. The array is arranged geometrically so that there are at least three non-parallel bending axes. |
| US11876227B2 |
Lithium secondary battery
A lithium secondary battery is provided and, more specifically, a lithium secondary battery comprising a cathode catalyst including a transition metal composite having a stable structure in which four nitrogens are bonded to the transition metal as a cathode catalyst for a reduction reaction of sulfur generated during operation of the lithium secondary battery having a sulfur-containing material included in a cathode thereof, thereby improving performance and longevity of the battery. |
| US11876225B2 |
Solid-state lithium-ion conductor and methods of manufacture thereof
A solid-state ion conductor including a compound of Formula 1: Li1+(4−a)yAayM1−yXO5 Formula 1 wherein, in Formula 1, A is an element of Groups 1 to 3 or 11 to 13, or a combination thereof, wherein an oxidation state a of A is 1≤a≤3, M is an element having an oxidation state of +4 of Groups 4 or 14, or a combination thereof, X is an element having an oxidation state of +5 of Groups 5, 15, 17, or a combination thereof, and 0 |
| US11876224B2 |
Negative electrode active material and production method therefor
An object of the present invention is to provide a negative electrode active material having excellent charge/discharge characteristics (charge and discharge capacities, initial coulombic efficiency, and cycle characteristics). The object is achieved by providing a negative electrode active material containing: a silicon-based inorganic compound (a) composed of silicon (excluding zerovalent silicon), oxygen, and carbon; and silicon (zerovalent) (b). The equivalent constituent ratio [Q units/(D units+T units+Q units)] indicating the chemical bonding state (D units [SiO2C2], T units [SiO3C], Q units[SiO4]) of the silicon (excluding zerovalent silicon) present in the silicon-based inorganic compound (a) is within the range of from 0.30 to 0.80 inclusive. |
| US11876219B2 |
Method of manufacturing composite electrode for all-solid-state battery, and composite electrode for all-solid-state battery manufactured thereby
A method of manufacturing a composite electrode for an all-solid-state battery includes: preparing a precursor solution by mixing at least one solid electrolyte precursor and at least one polar solvent; stirring the precursor solution; preparing an electrode slurry by adding an active material to the stirred precursor solution; and heat-treating the electrode slurry and obtaining the composite electrode for the all-solid-state battery, wherein the composite electrode for the all-solid-state battery includes: the active material; and a coating layer disposed on the active material and including a solid electrolyte. |
| US11876217B2 |
Lithium secondary battery
A lithium secondary battery includes a cathode, a separator, and an anode including an anode current collector and an anode active material layer formed on the anode current collector and facing the cathode with the separator interposed therebetween. The anode active material layer includes a first anode active material layer formed on the anode current collector and including a first anode active material and a first anode binder containing a styrene-butadiene-based rubber (SBR) binder and a second anode active material layer formed on the first anode active material layer and including a second anode active material and a second anode binder containing a acryl-based binder. Each of the first anode active material and the second anode active material includes a silicon-based active material and a graphite-based material and contains 2 to 9.5 parts by weight of silicon with respect to the 100 part by weight of the graphite-based active material. |
| US11876211B2 |
Prelithiated lithium ion battery and making a prelithiated lithium ion battery
A prelithiated lithium ion battery includes: ion beam implanted lithium; a cathode; and an anode disposed on the cathode and an electrolyte in electrical communication with the cathode and the anode, the cathode or the anode including the ion beam implanted lithium such that: when the cathode includes the ion beam implanted lithium, the ion beam implanted lithium is present in an absence of solid electrolyte interface composition in the cathode; and when the anode includes the ion beam implanted lithium, the ion beam implanted lithium is present in an absence of solid electrolyte interface composition in the anode. |
| US11876210B2 |
Positive electrode active material for lithium secondary battery, method of preparing the same, and positive electrode for lithium secondary battery and lithium secondary battery which include the positive electrode active material
A positive electrode active material includes a lithium transition metal oxide, which is doped with doping element M2, wherein M2 includes at least one of Al, Ti, Mg, Zr, W, Y, Sr, Co, F, Si, Na, Cu, Fe, Ca, S, or B, and contains nickel in an amount of 60 mol % or more based on a total number of moles of transition metals excluding lithium, wherein the lithium transition metal oxide has a single particle form, and includes a center portion having a layered structure and a surface portion having a rock-salt structure, and the doping element M2 is included in an amount of 3,580 ppm to 7,620 ppm based on a total weight of the positive electrode active material. |
| US11876208B2 |
Thin film lithium conducting powder material deposition from flux
The present invention is directed to battery technologies and processing techniques thereof. In various embodiments, ceramic electrolyte powder material (or component thereof) is mixed with two or more flux to form a fluxed powder material. The fluxed powder material is shaped and heated again at a temperature less than 1100° C. to form a dense lithium conducting material. There are other variations and embodiments as well. |
| US11876202B2 |
Systematic layouts for electrified vehicle traction battery packs
This disclosure details exemplary battery pack designs for use in electrified vehicles. Exemplary battery packs may include an enclosure assembly that houses one or more battery arrays. The battery arrays may be efficiently arranged relative to one another inside the enclosure assembly to establish an open channel within the enclosure assembly. Coolant lines and/or wiring lines may be positioned within and/or routed through the open channel in order to maximize battery internal component volume without increasing the overall footprint of the enclosure assembly. |
| US11876199B2 |
Battery module, battery pack comprising same battery module, and vehicle comprising same battery pack
A battery module includes a battery cell, a bus bar assembly connected to an electrode lead of the battery cell and positioned on both side surfaces of the battery cell, a heatsink positioned on at least one side of the battery cell and the bus bar assembly, and a pair of cooling plates connected perpendicularly to the heatsink and arranged in direct contact with the bus bar assembly. |
| US11876196B2 |
Process for removing impurities in the recycling of lithium-ion batteries
A method of treating a leaching solution derived from a black mass from spent lithium-ion batteries comprising setting pH of the leaching solution to about pH 1.2 to 2.5, adding iron powder to induce copper cementation, adding lime after copper cementation, and after adding lime, transiting pH of the leaching solution to about pH 6 to extract calcium fluoride, titanium hydroxide, aluminium hydroxide, iron hydroxide, and iron phosphate. A black mass recycling system comprising an impurity removal reactor configured to receive a sodium hydroxide feed, an iron powder feed, and a lime feed. |
| US11876194B2 |
Methods for electrochemical cell remediation
Embodiments described herein relate generally to methods for the remediation of electrochemical cell electrodes. In some embodiments, a method includes obtaining an electrode material. At least a portion of the electrode material is rinsed to remove a residue therefrom. The electrode material is separated into constituents for reuse. |
| US11876192B2 |
Assembled battery monitoring apparatus
An assembled battery monitoring apparatus includes a plurality of monitoring circuits and a control circuit that transmits a command to the plurality of monitoring circuits at each of cycles. In response to receiving a communication interruption command including a value data, one of the plurality of monitoring circuits is configured to apply a calculation process on the value data included in the received communication interruption command to obtain an updated value data, and transmit a communication interruption command including the updated value data to a downstream side in the daisy chain connection up to the control circuit. In response to thereafter receiving a communication interruption command including a value data, the control circuit is configured to identify a location where a communication interruption occurs based on the received value data included in the received communication interruption command. |
| US11876191B2 |
Method for activating secondary battery
The present invention relates to a method for activating a secondary battery. The present invention comprises: a primary charging step of charging a secondary battery including a positive electrode, a negative electrode, a separator, and an electrolyte; a room temperature-aging step of storing, at a room temperature, the secondary battery that has undergone the primary charging step; and a high temperature-aging step of storing, at a high temperature, the secondary battery that has undergone the room temperature-aging step, wherein charging/discharging is performed by alternately applying + current and − current to the secondary battery at the end of the primary charging step. The method for activating a secondary battery according to the present invention includes alternately applying + current and − current to the secondary battery at the end of the primary charging step to stabilize an SEI film, thereby shortening a following-up aging time. |
| US11876187B2 |
Terminal assembly and battery frame member for rechargeable battery
Provided is a terminal assembly for an electrochemical battery comprising a terminal connector; a conductive flat-plate with an electrically conducting perimeter; an electrically insulating tape member; and a terminal bipolar electrode plate. The electrically insulating tape member is in between the conductive flat-plate and the terminal bipolar electrode plate such that the electrically insulating tape member does not cover the entire surface area of the conductive flat-plate. The electrically conducting perimeter enables bi-directional uniform current flow through the conductive flat-plate between the terminal connector and the terminal bipolar electrode plate. Also provided is a battery frame member for a static rechargeable battery comprising a liquid diversion system; a gutter; a sealing member; a gas channel; and a ventilation hole. Also provided is a static rechargeable electrochemical battery comprising a pair of terminal assemblies, at least one bipolar electrode interposed between the pair of terminal assemblies, and a battery frame member. |
| US11876185B2 |
Method for manufacturing secondary battery and secondary battery
A method for manufacturing a secondary battery includes accommodating an electrode assembly in a battery case including an accommodation part and a gas pocket part connected to the accommodation part to collect a gas generated in the accommodation part, performing sealing along an outer circumferential surface of the battery case except for an end of the gas pocket part, injecting an electrolyte into the accommodation part through the end of the gas pocket part, performing double sealing on the end of the gas pocket part so that a first sealing part is formed at a side closer to the accommodation part, and a second sealing part is formed at a side that is farther from the accommodation part, removing a portion, on which the second sealing part is formed, from the battery case, and applying electricity to the electrode assembly to charge the secondary battery. |
| US11876179B2 |
Silicon-based energy storage devices with electrolyte containing dimethoxyethane based compound
Electrolytes and electrolyte additives for energy storage devices comprising alkoxyethane based compounds are disclosed. The energy storage device comprises a first electrode and a second electrode, wherein at least one of the first electrode and the second electrode is a Si-based electrode, a separator between the first electrode and the second electrode, an electrolyte comprising at least two electrolyte co-solvents, wherein at least one electrolyte co-solvent comprises an alkoxyethane based compound. |
| US11876173B2 |
All-solid-state battery, method of producing battery element, and method of producing all-solid-state battery
An all-solid-state battery includes a case, a battery element, and a restraint component. The case accommodates the battery element. The battery element includes an electrode part and a resin part. The resin part covers at least a part of a side face of the electrode part. The restraint component applies a first pressure to the electrode part. The restraint component applies a second pressure to the resin part. The ratio of the second pressure to the first pressure is from 1.5 to 18. |
| US11876171B2 |
All-solid-state battery and production method of the same
Disclosed is an all-solid-state battery including a positive electrode, a negative electrode, and a solid electrolyte layer interposed between the positive electrode and the negative electrode. At least one of the positive electrode and the negative electrode contains first solid electrolyte particles. The solid electrolyte layer contains second solid electrolyte particles having ion conductivity. An average particle diameter D1 of the first solid electrolyte particles, and an average particle diameter D2 of the second solid electrolyte particles satisfy D2>D1. |
| US11876166B2 |
Secondary battery
An embodiment of the present invention provides a secondary battery capable of concurrently securing a vibration characteristic and an insulation function of an electrode assembly by using one finishing tape. To this end, a secondary battery according to an embodiment of the present invention may comprise: an electrode assembly including a first electrode plate, a second electrode plate, and a separator interposed between the first electrode plate and the second electrode plate; a can for receiving the electrode assembly; a cap assembly for sealing the can; a first current collection plate provided above the electrode assembly and electrically connected to the first electrode plate and the cap assembly, respectively; a second current collection plate provided under the electrode assembly and electrically connected to the second electrode plate and the can, respectively; and a finishing tape having a first region which has an adhesive layer formed thereat to surround the circumferential surface of the electrode assembly, and a second region which can surround a space beyond the upper end of the electrode assembly. |
| US11876165B2 |
Battery cell with safety layer
A battery cell comprising a composite water-responsive safety layer and/or composite water- and pH-responsive safety layer to protect against tissue damage and/or electrolysis, when the battery cell is exposed to aqueous solution or tissue, is provided. The composite water-responsive safety layer and/or composite water- and pH-responsive safety layer is adapted to change from a non-electronically conducting state to an electronically conducting state. |
| US11876161B2 |
Material for dissipating heat from and/or reducing heat signature of electronic devices and clothing
Systems, methods and articles having a heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material layer or coating are disclosed. In one example, the heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material completely covers the interior of a housing having a plurality of battery cells removably disposed therein. Other examples include a heat-shielding or blocking, heat-dissipating and/or heat signature-reducing material layer having anti-static, anti-radio frequency (RF), anti-electromagnetic interference (EMI), anti-tarnish, and/or anti-corrosion materials and properties that effectively protect battery-operated devices and/or the batteries that power them from damage or diminished operation. |
| US11876160B2 |
Heating system, heating method and apparatus, and electric device
A heating system includes first and second input ends, first and second battery modules, first switch and second switches, and a control unit. The first switch is connected between first terminals of the first and second battery modules. Second terminals of the first and second battery modules are connected to each other. The second switch is connected between the first input end and the first terminal of the second battery module. The second input end is connected to the first terminal of the first battery module. The first terminals of the first and second battery modules have a same polarity, and the second terminals of the first and second battery modules have a same polarity. The control unit is connected to the first and second switches, and configured to control the first and second switches to be turned on or off. |
| US11876159B2 |
Electrolyte for lithium secondary battery and lithium secondary battery including the same
An electrolyte and a lithium secondary battery including the same are disclosed herein. In some embodiments, an electrolyte includes a lithium salt, an organic solvent, and an additive, wherein the additive includes a compound represented by Formula 1. In some embodiments, a lithium secondary battery includes a positive electrode, a negative electrode, and the electrolyte. |
| US11876155B2 |
Broad electromagnetic spectrum light-emitting diode packages
Light-emitting diode (LED) packages, and more particularly broad electromagnetic spectrum LED packages are disclosed. Individual LED packages are disclosed that are capable of emitting various combinations of peak wavelengths across a broad electromagnetic spectrum, including one or more combinations of ultraviolet, visible, and infrared peak wavelengths. Such LED packages may also be broadly tunable across portions of the electromagnetic spectrum ranging from ultraviolet to infrared wavelengths. By providing such capabilities within a single light source provided by a single LED package, larger and more complex systems for broadband emissions that include multiple light sources, complex optical systems, mirrors, filters, and additional components may be avoided. LED chip arrangements, control schemes, and encapsulant arrangements are also disclosed for such broad electromagnetic spectrum LED packages. |
| US11876144B2 |
Photosensitive semiconductor component, method for forming a photosensitive semiconductor component
A photosensitive transistor is disclosed herein that includes: a semiconductor substrate of the first conductivity type as a collector layer; above it a less doped layer of the first conductivity type having regions of different thickness; a semiconductor base layer of the second conductivity type above at least parts of the regions of the less doped layer; and an emitter layer of the first conductivity type above at least parts of the base layer, but not above at least one part of the part of the base layer disposed above the thinner region of the less doped layer. |
| US11876139B2 |
Methods of forming a colored conductive ribbon for integration in a solar module
The present disclosure describes methods of forming a colored conductive ribbon for a solar module which includes combining a conductive ribbon with a channeled ribbon holder, applying a color coating to at least the conductive ribbon within the channel, curing the color coating on the conductive ribbon, and separating the conductive ribbon from the channeled holder. |
| US11876138B2 |
Semiconductor device, semiconductor wafer, and electronic device
A semiconductor device capable of measuring a minute current is provided. The semiconductor device includes an operational amplifier and a diode element. An inverting input terminal of the operational amplifier and an input terminal of the diode element are electrically connected to a first terminal to which current is input, and an output terminal of the operational amplifier and an output terminal of the diode element are electrically connected to a second terminal from which voltage is output. A diode-connected transistor that includes a metal oxide in a channel formation region is used as the diode element. Since the off-state current of the transistor is extremely low, a minute current can flow between the first terminal and the second terminal. Thus, when voltage is output from the second terminal, a minute current that flows through the first terminal can be estimated from the voltage. |
| US11876136B2 |
Transistor having wrap-around source/drain contacts and under-contact spacers
Embodiments of the invention are directed to a semiconductor device structure that includes a first channel region over a substrate, a second channel region over the first channel region, and a merged source or drain (S/D) region over the substrate and adjacent to the first channel region and the second channel region. The merged S/D region is communicatively coupled to the first channel region and the second channel region. A wrap-around S/D contact is configured such that it is on a top surface, sidewalls, and a bottom surface of the merged S/D region. |
| US11876135B2 |
Epitaxial source/drain structures for multigate devices and methods of fabricating thereof
Epitaxial source/drain structures for enhancing performance of multigate devices, such as fin-like field-effect transistors (FETs) or gate-all-around (GAA) FETs, and methods of fabricating the epitaxial source/drain structures, are disclosed herein. An exemplary device includes a dielectric substrate. The device further includes a channel layer, a gate disposed over the channel layer, and an epitaxial source/drain structure disposed adjacent to the channel layer. The channel layer, the gate, and the epitaxial source/drain structure are disposed over the dielectric substrate. The epitaxial source/drain structure includes an inner portion having a first dopant concentration and an outer portion having a second dopant concentration that is less than the first dopant concentration. The inner portion physically contacts the dielectric substrate, and the outer portion is disposed between the inner portion and the channel layer. In some embodiments, the outer portion physically contacts the dielectric substrate. |
| US11876132B2 |
Semiconductor device
A semiconductor device includes a first electrode; a first semiconductor region provided on the first electrode; a second semiconductor region provided on the first semiconductor region; a third semiconductor region provided on the second semiconductor region; a second electrode provided on the third semiconductor region and electrically connected to the third semiconductor region; a third electrode aligned with the first semiconductor region and the second semiconductor region; a gate electrode provided between the third electrode and the second semiconductor region; a first insulating portion including a first insulating region provided between the third electrode and the first semiconductor region and facing the third electrode, a second insulating region facing the first semiconductor region, and at least one air-gap region located between the first insulating region and the second insulating region; and a second insulating portion provided between the gate electrode and the second semiconductor region. |
| US11876131B2 |
Semiconductor device
A source pad of a main semiconductor element is electrically connected to an n+-type source region via a barrier metal. A temperature sensing part is a poly-silicon diode formed by a pn junction between a p-type poly-silicon layer that is a p-type anode region and an n-type poly-silicon layer that is an n-type cathode region. The temperature sensing part is provided, via the field insulating film, on a front surface of a same semiconductor substrate as the main semiconductor element. An anode pad and a cathode pad are in direct contact with the p-type poly-silicon layer and the n-type poly-silicon layer, respectively. The source pad, the anode pad, and the cathode pad are aluminum alloy films. |
| US11876127B2 |
Semiconductor device and method of manufacturing the same
An IGBT capable of handling high-speed switching while reducing a leakage current of a semiconductor device including the IGBT is provided. The semiconductor device according to one embodiment includes an IGBT including a p-type collector layer on a back surface of a silicon substrate and a dislocation suppressing layer for forming a hetero junction with silicon in the p-type collector layer. The dislocation suppressing layer includes a silicon germanium (SiGe) layer. |
| US11876126B2 |
Method for manufacturing semiconductor device
Provided is a method for manufacturing a semiconductor device whose electric characteristics are prevented from being varied and whose reliability is improved. In the method, an insulating film is formed over an oxide semiconductor film, a buffer film is formed over the insulating film, oxygen is added to the buffer film and the insulating film, a conductive film is formed over the buffer film to which oxygen is added, and an impurity element is added to the oxide semiconductor film using the conductive film as a mask. An insulating film containing hydrogen and overlapping with the oxide semiconductor film may be formed after the impurity element is added to the oxide semiconductor film. |
| US11876125B2 |
Method of making a plurality of high density logic elements with advanced CMOS device layout
Aspects of the present disclosure provide a 3D semiconductor apparatus and a method for fabricating the same. The 3D semiconductor apparatus can include a first semiconductor device including sidewall structures of a first gate metal sandwiched by dielectric layers, a first epitaxially grown channel surrounded by the sidewall structures; a second semiconductor device formed on the same substrate adjacent to the first semiconductor device that includes sidewall structures of a second gate metal sandwiched by dielectric layers, a second epitaxially grown channel surrounded by the sidewall structures; a salicide layer formed between the first and second semiconductor devices and metallization contacting each of the S/D regions and the gate regions. The 3D semiconductor apparatus may include a P+ epitaxially grown channel formed on the same substrate adjacent to an N+ epitaxially grown channel, the P+ epitaxially grown channel separated from N+ epitaxially grown channel by a diffusion break. |
| US11876124B2 |
Vertical transistor having an oxygen-blocking layer
Embodiments of the invention are directed to a semiconductor device that includes a channel fin; a trench adjacent to an upper region of the channel fin; and an oxygen-blocking layer within the trench. The oxygen-blocking layer includes an oxygen gettering material configured to remove oxygen from an environment to which the oxygen-blocking layer is exposed. |
| US11876121B2 |
Self-aligned gate endcap (SAGE) architecture having gate or contact plugs
Self-aligned gate endcap (SAGE) architectures having gate or contact plugs, and methods of fabricating SAGE architectures having gate or contact plugs, are described. In an example, an integrated circuit structure includes a first gate structure over a first semiconductor fin. A second gate structure is over a second semiconductor fin. A gate endcap isolation structure is between the first and second semiconductor fins and laterally between and in contact with the first and second gate structures. A gate plug is over the gate endcap isolation structure and laterally between the first gate structure and the second gate structure. A crystalline metal oxide material is laterally between and in contact with the gate plug and the first gate structure, and laterally between and in contact with the gate plug and the second gate structure. |
| US11876120B2 |
Semiconductor device and method of manufacturing semiconductor device
A semiconductor device includes: a channel layer not containing Al; a barrier layer above the channel layer containing Al; a recess; and an ohmic electrode in the recess, which is in ohmic contact with a two-dimensional electron gas layer. An Al composition ratio distribution of the barrier layer has a maximum point at a first position. The semiconductor device includes: a first inclined surface of the barrier layer which includes the first position and is in contact with the ohmic electrode; and a second inclined surface of the barrier layer which intersects the first inclined surface on a lower side of the first inclined surface, and is in contact with the ohmic electrode. To the surface of the substrate, an angle of the second inclined surface is smaller than an angle of the first inclined surface. A position of the first intersection line is lower than the first position. |
| US11876118B2 |
Semiconductor structure with gate metal layer
A semiconductor structure includes a substrate, a gate structure on the substrate, and a source structure and a drain structure on opposite sides of the gate structure. The gate structure includes a gate electrode on the substrate and a gate metal layer on the gate electrode. The gate metal layer has at least one notch, which exposes the gate electrode below. The electric potential of the source structure is different from that of the gate structure. |
| US11876116B2 |
Method for manufacturing a grid
A grid is manufactured with a combination of ion implant and epitaxy growth. The grid structure is made in a SiC semiconductor material with the steps of a) providing a substrate comprising a doped semiconductor SiC material, said substrate comprising a first layer (n1), b) by epitaxial growth adding at least one doped semiconductor SiC material to form separated second regions (p2) on the first layer (n1), if necessary with aid of removing parts of the added semiconductor material to form separated second regions (p2) on the first layer (n1), and c) by ion implantation at least once at a stage selected from the group consisting of directly after step a), and directly after step b); implanting ions in the first layer (n1) to form first regions (p1). It is possible to manufacture a grid with rounded corners as well as an upper part with a high doping level. It is possible to manufacture a component with efficient voltage blocking, high current conduction, low total resistance, high surge current capability, and fast switching. |
| US11876115B2 |
Alignment-tolerant gallium oxide device
A gallium oxide field effect transistor that is built on a base layer. A doped gallium oxide channel layer is disposed on top of the base layer, and a dielectric barrier layer is disposed on top of the gallium oxide channel layer. Source contacts and drain contacts are disposed on top of the dielectric barrier layer, with one each of the drain contacts disposed in an interdigitated manner between one each of the source contacts. The interdigitated source contacts and drain contacts thereby define channels between them, where alternating ones of the channels are defined as odd channels, with even channels disposed therebetween. Gate contacts are disposed on top of the dielectric barrier layer in only one of the odd channels and the even channels. |
| US11876114B2 |
Airgap gate spacer
A semiconductor device includes a gate structure that is formed upon and around a channel fin. The device further includes a source or drain (S/D) region connected to the fin. A spacer liner is located upon a sidewall of the S/D region facing the gate structure. An air-gap spacer is located between the gate structure and the spacer liner. A spacer ear is located above the air-gap spacer between the gate structure and the spacer liner. The spacer ear may be formed by initially forming an inner spacer upon a sidewall of the gate structure and forming an outer spacer upon the inner spacer. The outer spacer may be recessed below the inner spacer and the spacer ear may be formed upon the recessed outer spacer. Subsequently, the inner spacer and outer spacer may be removed to form the air-gap spacer while retaining the spacer ear. |
| US11876113B2 |
Integrated transformer
An integrated transformer is provided. The integrated transformer includes a first inductor and second inductors. The first inductor includes a first winding having a first outer turn and a second winding having a second outer turn. The second inductor includes a third winding having a third outer turn and a fourth winding having a fourth outer turn. The first and third outer turns substantially overlap, and the second and fourth outer turns substantially overlap. The first and second outer turns are connected to each other through a first segment and a second segment that together form a crossing structure, and the third and fourth outer turns are connected to each other through a third segment and a fourth segment that together form a crossing structure. The first and third segments are in the first metal layer, while the second and fourth segments are in the second metal layer. |
| US11876112B2 |
Display panel and spliced display device
Provided are a display panel and a spliced display device. The display panel includes pixel rows and spacing areas. The pixel rows include a type-A pixel row adjacent to a first panel edge and type-B pixel rows including a first type-B pixel row. The spacing areas correspond to and are adjacent to the type-B pixel rows, and close to the first panel edge. The pixel row includes light-emitting devices and pixel circuits. The pixel circuit includes a first part and a second part. In the type-A pixel row, the first part is located at a side of the light-emitting device close to the first panel edge, and the second part is located in the spacing area corresponding to the first type-B pixel row. In at least one type-B pixel row, the pixel circuit is located at a side of the light-emitting device close to the first panel edge. |
| US11876111B2 |
Sensors for simultaneous passive imaging and range finding
A sensor includes a sensor array. The sensor array includes a plurality of passive imaging pixels and a plurality of time of flight (TOF) imaging pixels. A method of imaging includes collecting passive imaging data from a sensor array and collecting time of flight (TOF) imaging data from the sensor array. Collecting passive imaging data and collecting TOF imaging data can be performed at least partially at the same time and along a single optical axis without parallax. |
| US11876098B2 |
Display device having a plurality of transistors
A display device capable of improving image quality is provided. A storage node is provided in each pixel and first data can be held in the storage node. Second data is added to the first data by capacitive coupling, which can be supplied to a display element. Thus, the display device can display a corrected image. A reference potential for the capacitive coupling operation is supplied from a power supply line or the like, and thus the first data and the second data can be supplied from a common signal line. |
| US11876095B2 |
Method for enlarging tip portion of a fin-shaped structure
A method for fabricating semiconductor device includes the steps of: providing a substrate having a first region and a second region; forming a first fin-shaped structure on the first region and a second fin-shaped structure on the second region; forming a patterned mask on the second region; and performing a process to enlarge the first fin-shaped structure so that the top surfaces of the first fin-shaped structure and the second fin-shaped structure are different. |
| US11876094B2 |
Method for fabricating semiconductor device
The present application discloses a method for fabricating a semiconductor device. The method includes providing a substrate and concurrently forming a first semiconductor unit, a second semiconductor unit, and a third semiconductor unit in the substrate. The first semiconductor unit has a first insulating stack, the second semiconductor unit has a second insulating stack, and the third semiconductor unit has a third insulating stack; and thicknesses of the first insulating stack, the second insulating stack, and the third insulating stack are all different. |
| US11876088B2 |
Shared well structure, layout, and method
An integrated circuit (IC) structure includes a continuous well including first through third well portions. The continuous well is one of an n-well or a p-well, the first well portion extends in a first direction, the second well portion extends from the first well portion in a second direction perpendicular to the first direction, and the third well portion extends from the first well portion in the second direction parallel to the second well portion. |
| US11876087B2 |
Display apparatus having an image acquisition region, manufacturing method and operating method thereof
A display apparatus includes a display panel having an image acquisition region within a display area. The display panel includes a substrate and a plurality of light-emitting elements over the substrate. The plurality of light-emitting elements include one or more first light-emitting elements positionally within the image acquisition region. At least one first light-emitting element includes a non-transparent electrode provided with at least one through-hole configured to allow the lights from the outside pattern to pass through the display panel. |
| US11876085B2 |
Package with a substrate comprising an embedded capacitor with side wall coupling
A package comprising a substrate and an integrated device coupled to the substrate. The substrate includes at least one dielectric layer, a plurality of interconnects comprising a first interconnect and a second interconnect, a capacitor located at least partially in the substrate, the capacitor comprising a first terminal and a second terminal, a first solder interconnect coupled to a first side surface of the first terminal and the first interconnect, and a second solder interconnect coupled to a second side surface of the second terminal and the second interconnect. |
| US11876084B2 |
Power supply system
A power supply system includes a system board electrically connected to a load; a first package and a second package provided on an upper side of the system board; and a bridge member provided on upper sides of the first package and the second package, comprising a passive element and used for power coupling between the first package and the second package, wherein vertical projections of the first package and the second package on the system board are both overlapped with a vertical projection of the bridge member on the system board, the first package, and the second package are encapsulated with switching devices, terminals on upper surfaces of the first package and the second package are electrically connected to the bridge member, and terminals on lower surfaces thereof are electrically connected to the system board. |
| US11876081B2 |
Electronic device and manufacturing method thereof
An electronic device includes a substrate, a spacer, a first element and a second element. A spacer is disposed on the substrate and has a first opening, a second opening and a third opening arranged in a first direction. The second opening is located between the first opening and the third opening. A distance between the first opening and the second opening is less than a distance between the second opening and the third opening in the first direction. A first element is located in at least one of the first opening and the second opening. A second element is located in the third opening. |
| US11876077B2 |
Semiconductor device and method of manufacturing the same
The disclosure provides a method of manufacturing a semiconductor device including bonding a second device wafer to a first device wafer, such that a first bonding interface including a fusion-bonding interface is formed between the first device wafer and the second device wafer, wherein the first device wafer and the second device wafer are the same kind of device wafer. A semiconductor device is also provided. |
| US11876074B2 |
Semiconductor device with hollow interconnectors
The present application discloses a semiconductor device. The semiconductor device includes a package structure including a first side and a second side opposite to the first side; an interposer structure positioned over the first side of the package structure; a first die positioned over the interposer structure; a second die positioned over the interposer structure; and a plurality of bottom interconnectors positioned on the second side of the package structure, and respectively including: a bottom exterior layer positioned on the second side of the to package structure; and a cavity enclosed by the bottom exterior layer. |
| US11876071B1 |
System-on-wafer structure and fabrication method
A system-on-wafer structure and a fabrication method. The structure includes a wafer substrate, an integrated chiplet, a system configuration board and a thermal module. The wafer substrate and the integrated chiplet are bonded through a wafer micro bump array and a chiplet micro bump array. The wafer substrate and the system configuration board are bonded through a copper pillar array on wafer substrate topside and a pad on system configuration board backside. A molding layer is provided between the wafer substrate and the system configuration board, and is configured to mold the wafer substrate, the integrated chiplet and the copper pillar array. Integrated chiplet are electrically connected to each other through a re-distributed layer in wafer substrate. The integrated chiplet is electrically connected to the system configuration board through the re-distributed layer and the copper pillar array. The thermal module is attached to the backside of the wafer substrate. |
| US11876069B2 |
Light emitting device having cantilever electrode, LED display panel and LED display apparatus having the same
A display apparatus including a circuit board, at least one LED stack configured to emit light, electrode pads disposed on the at least one LED stack and electrically connected to the at least one LED stack, and electrodes disposed on the electrode pads and electrically connected to the electrode pads, respectively, in which each of the electrodes has a fixed portion that is fixed to one of the electrode pads and an extending portion that is spaced apart from the one of the electrode pads, and the electrodes include at least two metal layers having different thermal expansion coefficients from each other. |
| US11876064B2 |
Semiconductor structure and manufacturing method thereof
A semiconductor structure and a manufacturing method thereof are disclosed. The semiconductor structure includes a semiconductor substrate, a metal pad, a bump, a metal barrier layer, and a solder layer. The metal pad is arranged on the semiconductor substrate; the bump is arranged on the metal pad; the metal barrier layer is arranged on the side of the bump away from the metal pad; the metal barrier layer contains a storage cavity; the sidewall of the metal barrier layer is configured with an opening connecting to the storage cavity; the solder layer is arranged inside the storage cavity, and the top side of the solder layer protrudes from the upper side of storage cavity. During the flip-chip soldering process, solder is heated to overflow, the opening allows the solder flow out through the opening. The openings achieve good solder diversion in overflow, thus mitigating the problem of solder bridging between bumps. |
| US11876063B2 |
Semiconductor package structure and method for preparing the same
A semiconductor package structure includes a first semiconductor wafer including a first bonding pad. The semiconductor package structure also includes a second semiconductor wafer including a second bonding pad and a third bonding pad. The second bonding pad and the third bonding pad are bonded to the first bonding pad of the first semiconductor wafer. The semiconductor package structure further includes a first via penetrating through the second semiconductor wafer to physically contact the first bonding pad of the first semiconductor wafer. A portion of the first via is disposed between the second bonding pad and the third bonding pad. |
| US11876062B2 |
Semiconductor device
The present invention relates to a semiconductor device. The semiconductor device includes: a first main electrode provided on an active region; a second main electrode provided on an opposite side of the semiconductor substrate from the first main electrode; a protection film covering a terminal region; and a non-electrolytic plating layer provided on the first main electrode not covered by the protection film, the first main electrode includes a center electrode in a center part and an outer peripheral electrode provided along the center electrode to be separately from the center electrode, the protection film is provided to extend from the terminal region to an end edge portion of the outer peripheral electrode, the center electrode and the outer peripheral electrode include: a first metal layer; and a second metal layer provided on the first metal layer, and the outer peripheral electrode includes a hole part to reach the first metal layer. |
| US11876057B1 |
Split source drain transistor
Systems, methods, circuits, and devices for providing and using transistors in a physically unclonable function (PUF) circuit. The transistors comprise a split source drain configuration including one or more inflection segments that increase process variations between the transistors such that each transistor generates a unique output signal. |
| US11876046B2 |
Semiconductor device and manufacturing method thereof
A semiconductor device includes a wiring structure, a stacked structure located over the wiring structure, channel structures passing through the stacked structure, contact plugs passing through the stacked structure and electrically connected to the wiring structure, and insulating spacers each including loop patterns surrounding a sidewall of each of the contact plugs and stacked along the sidewall of each of the contact plugs. |