最新美国发明专利
Document Document Title
US11825757B2 Memory device having a ring heater
A semiconductor device includes a base structure of a memory device including a first electrode, first dielectric material having a non-uniform etch rate disposed on the base structure, a via within the first dielectric material, and a ring heater within the via on the first electrode. The ring heater has a geometry based on a shape of the via that produces a resistance gradient.
US11825747B2 Actuator
An actuator has a plurality of pairs of a flexible electrode having flexibility, and a base electrode having an opposed face that is opposed to the flexible electrode and is covered with an insulating layer. The flexible electrode is configured to deform to get closer to the opposed face when a voltage is applied to the flexible electrode and the base electrode. Each of the pairs is located on the same axis, and adjacent ones of the pairs are connected to each other. The axis intersects with the opposed face of the base electrode of each of the pairs. The base electrode of each of the pairs is divided into a plurality of electrode portions insulated from each other, and the voltage is individually applied to the electrode portions.
US11825746B2 Thermoelectric device
A thermoelectric device can comprise at least one first thermoelectric element, at least one second thermoelectric element, and a bridging structure. The bridging structure can include a bridging layer comprising a silver-gallium alloy. The silver-gallium alloy containing a bridging layer can provide flexibility and stress release to the thermoelectric device when subjected to multiple heating cycles, and may have a very low electrical resistance and thermal resistance.
US11825744B2 Organic electroluminescence device and condensed cyclic compound for organic electroluminescence device
An organic electroluminescence device of an embodiment includes a first electrode and a second electrode facing each other, and at least one organic layer disposed between the first electrode and the second electrode, wherein at least one organic layer includes a condensed cyclic compound represented by Formula 1, thereby showing improved device efficiency and life.
US11825740B2 Amine compound and organic light-emitting device including the same
An organic light-emitting device and an amine compound, the organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes at least one amine compound represented by Formula 1:
US11825739B2 Boron-containing compound and organic light-emitting diode
Provided is a boron-containing compound suitable for the material of a blue light-emitting diode and an organic light-emitting diode using the same. The boron-containing compound has a structure represented by the formula (1): X is each independently —NR1—, —CR2R3—, —O— or —S—. In the —NR1— and —CR2R3—, R1 to R3 are each independently hydrogen, deuterium, an alkyl group having 1 to 6 carbon atoms or an aryl group having 5 to 30 core atoms, and R2 and R3 may connect with each other to form a ring. Cy1 is an aryl group having 5 to 30 core atoms. All or part of hydrogen atoms in the formula (1) may be substituted by deuterium, a halogen, an alkyl group having 1 to 6 carbon atoms, an aryl group having 5 to 30 core atoms, a substituted or unsubstituted silyl group, a substituted or unsubstituted amino group, or cyano group.
US11825735B2 Organic electroluminescent materials and devices
A compound of Formula I is disclosed.
US11825729B2 Terminal device
Provided is a terminal device, including a photosensitive element, a display panel provided with a light-transmitting region, and a circuit board disposed between the photosensitive element and the display panel and being provided with a light-transmitting hole. The light-transmitting region is a region where light is able to pass through the display panel. The light-transmitting hole is disposed between the photosensitive element and the light-transmitting region of the display panel in a direction perpendicular to a light-exiting surface of the display panel.
US11825727B2 Mask, method of providing mask, and method of providing display panel using the same
A method of providing a mask includes providing a first mask layer facing a second mask layer, in the second mask layer, providing a first opening which corresponds to a deposition opening of the mask, providing an auxiliary layer which faces the first mask layer with the second mask layer therebetween and covers the first opening, in the auxiliary layer, providing a second opening which corresponds to the first opening and exposes the first mask layer to outside the auxiliary layer, in the first mask layer, providing a third opening which corresponds to the first opening and the second opening by using the auxiliary layer as a mask and providing the auxiliary layer separated from the first mask layer and the second mask layer to provide the deposition mask having the first mask layer having the third opening and the second mask layer having the first opening.
US11825722B2 Display device and electronic device with ratio of area capable of transmitting light in color filter to area of light emitting region satisfying condition
Display device has display region of pixels including first pixel arranged in central portion of the display region and second pixel arranged between the first pixel and the edge of the display region. Each pixel includes first and second light emitting elements. Color filter layer is arranged on the first and second light emitting elements. The first light emitting element includes first color filter, and opening of the first light emitting element is defined by the color filter layer. The second light emitting element includes second color filter and having spectral transmittance characteristic different from the first color filter. Ratio of size of the opening to size of light emitting region of the first light emitting element is smaller in the second pixel than in the first pixel.
US11825716B2 Display device
An OLED display panel is provided which can control the problem of shedding even in high definition panels. Metal wiring 5 which conducts with an earth line of a flexible printed substrate 15 is provided on a substrate 1. A display area 2 comprised from a plurality of OLED elements is provided at the center of the substrate 1 and four low resistance metal films 3 are provided along each of four edges of the display area 2 on a surface of insulation films 8, 10 at the periphery of the display area 2. Among these, one low resistance metal film 3 conducts with the metal wiring 5 via a contact 3a.
US11825714B2 Display device
A display device includes a display area which includes a first display area including a plurality of first pixels and a second display area including at least one second pixel and at least one light-transmitting portion, a peripheral area disposed around the display area, a data line including a first portion and a second portion spaced apart from each other in a predetermined direction with the light-transmitting portion therebetween, and a conductive pattern disposed at a different conductive layer from the data line. The conductive pattern includes a first pattern portion including a bypass portion that bypasses a periphery of the second display area in a plan view and disposed in the first display area, and the first pattern portion includes a first end electrically connected to the first portion of the data line and a second end electrically connected to the second portion of the data line.
US11825713B2 Display device
According to one embodiment, a display device comprises a flexible substrate, a first insulating film disposed on the flexible substrate, a switching element disposed on the first insulating film, a signal wiring electrically connected with the switching element, a first organic film disposed on the signal wiring, a connection wiring disposed on the first organic film, a second organic film disposed on the connection wiring and a pad electrode disposed on the second organic film. The connection wiring is located between the first organic film and the second organic film and is in contact with the first organic film and the second organic film.
US11825710B2 Display device
A display device according to an embodiment includes a substrate including a display area, a first peripheral area disposed outside the display area, and a second peripheral area disposed between the display area and the first peripheral area; a common voltage supply line disposed on the first peripheral area and the second peripheral area of the substrate; and a common electrode electrically connected to the common voltage supply line, wherein the common voltage supply line includes a first opening disposed in the first peripheral area; and a second opening disposed in the second peripheral area, and the first opening and the second opening are different in size or arrangement.
US11825701B2 Display panel and manufacturing method thereof
A display panel and a manufacturing method thereof are provided. The display panel includes a substrate, a barrier layer, a buffer layer, and a thin-film transistor (TFT) array layer. A plurality of first through-holes arranged apart from each other are defined in a display area, a plurality of second through-holes are defined in a bonding area, and the first through-holes and the second through-holes penetrate from an insulating layer to a side of the substrate near the barrier layer. The first through-holes and the second through-holes are filled with a flexible material, thereby improving bending resistance capability of the display panel, and reducing risks of cracking.
US11825700B2 Array substrate and fabricating method thereof, display panel, and display apparatus
The present disclose is related to an array substrate. The array substrate may include a base substrate; a driving transistor on the base substrate; an insulating layer on the driving transistor, the insulating layer comprising a via hole above a first electrode of the driving transistor; a conductive portion on the insulating layer; and a light emitting device on the conductive portion and electrically connected to the conductive portion. The conductive portion may be electrically connected to the first electrode of the driving transistor through the via hole. The light emitting device may be above the via hole, and an orthographic projection of the light emitting device on the base substrate may cover an orthographic projection of the via hole on the base substrate.
US11825699B2 OLED with a shape memory alloy bottom electrode, method for manufacturing the same, and display apparatus including the OLED
There is provided an organic light-emitting diode including: a pixel defining layer on a substrate and having a plurality of openings for defining pixel regions, wherein each pixel region is a region including one pixel therein; a plurality of first pixel electrodes on the substrate and in the plurality of openings, respectively, each first pixel electrode being at a peripheral portion of a corresponding opening adjacent to the pixel defining layer; and a plurality of second pixel electrodes on the substrate and in the plurality of openings, respectively, each second pixel electrode being at a central portion of the corresponding opening. Each first pixel electrode is between the pixel defining layer and a corresponding second pixel electrode, and the plurality of first pixel electrodes and the plurality of second pixel electrodes are in a same layer. Each first pixel electrode includes a shape memory alloy material.
US11825697B2 Display substrate and display device
A display substrate and a display device are provided. In the display substrate, the plurality anodes includes a first anode, a second anode, a third anode, and a fourth anode, the second planarization layer includes a first via hole, a second via hole, a third via hole and a fourth via hole, the first via hole is located between the first virtual straight line and a second virtual straight line passing through an center of the effective light emitting region of the light emitting element corresponding to the first anode and extending along the first direction, the first via hole is located at a side of a bisector line, extending along a second direction, of the effective light emitting region of the light emitting element corresponding to the first anode, the second direction intersects with the first direction.
US11825693B2 Transparent display device
A transparent display device includes a substrate on which a pixel including an emission area and a first transparent area is defined, and a light-emitting diode provided in the emission area and including a first electrode, a light-emitting layer, and a second electrode. The transparent display device further includes an anti-deposition layer provided in the first transparent area. The height of the light-emitting layer at an edge area of the emission area is higher than the height of the light-emitting layer at a center area of the emission area. Further, the second electrode is disposed over the entire surface excluding the first transparent area, and the height of the anti-deposition layer at an edge area of the first transparent area is higher than the height of the anti-deposition layer at a center area of the first transparent area.
US11825691B2 Display panel and water-absorbing magnetic nanoparticles
Embodiments of the present disclosure disclose a display panel and a fabricating method thereof. In the solution, on one hand, water-absorbing magnetic nanoparticles in a packaging layer are distributed along a direction perpendicular to the cover plate at a side far away from an OLED component, or distributed along an extension direction of the packaging layer at a periphery of a region in which the OLED component is located, thus reducing the damage to the OLED component of a display substrate. On the other hand, since the water-absorbing magnetic nanoparticles have magnetic property, the water-absorbing magnetic nanoparticles can be doped in the packaging layer material in a packaging and waterproofing process, and a magnetic field is applied to induce the magnetic nanoparticles to move to the side far away from the OLED component or to the periphery of the region in which the OLED component is located.
US11825690B2 Display apparatus having blind hole in polarizer and preparation method thereof
A display apparatus and a preparation method thereof, the display apparatus includes a display panel whose display area has a first hole; a polarizer disposed on one side of the display panel, wherein the polarizer has a blind hole, the blind hole penetrates through an optical characteristic layer in the polarizer, and an orthographic projection of the blind hole on the display panel at least partially overlaps with the first hole; a first optical adhesive layer disposed on a surface of the polarizer away from the display panel, wherein the first optical adhesive layer includes a planar portion and a convex portion, and the convex portion is filled in the blind hole; a cover plate disposed on one side of the first optical adhesive layer away from the display panel.
US11825688B2 Display device including a lens array and method of manufacturing the same
A display device includes: a first substrate; thin-film transistors disposed on a first surface of the first substrate; light emitting elements connected to corresponding ones of the thin-film transistors, respectively, and disposed on the thin-film transistors; and a lens array including lenses disposed on a second surface of the first substrate opposite to the first surface of the first substrate, wherein the light emitting elements emit light toward the first substrate.
US11825686B2 Display apparatus including a peripheral crack detection circuit
A display apparatus including a substrate; a display area arranged on the substrate and including a plurality of pixels, and a peripheral area arranged outside the display area; a dam surrounding the display area; a crack detector arranged between the dam and an end of the substrate and electrically connected to at least one of the plurality of pixels; a crack prevention dam arranged between the dam and the end of the substrate; and an encapsulation layer including a first inorganic layer, an organic layer, and a second inorganic layer, each covering the display area and a portion of the peripheral area. The first inorganic layer and the second inorganic layer in the encapsulation layer extend to the end of the substrate.
US11825685B2 Display device
A display device includes a first layer having a display area including pixels and a non-display area surrounding the display area; a second layer disposed on the first layer and including an intermediate inorganic film and an intermediate organic film; a third layer disposed on the second layer and including display elements; a first dam structure disposed outside an edge of the intermediate organic film and extending along the edge of the intermediate organic film; a fourth layer including first and second encapsulation inorganic films; a fifth layer in disposed on the fourth layer; a sixth layer disposed on the fifth layer and including a light blocking layer, a plurality of color filters, and a seventh layer covering the light blocking layer and the plurality of color filters; and a second dam structure disposed on the non-display area and defining a boundary of the seventh layer.
US11825676B2 Quantum dot light emitting device and application
The present disclosure discloses a quantum dot light emitting device and application thereof. The quantum dot light emitting device includes: an anode and a cathode disposed oppositely, a quantum dot light emitting layer arranged between the anode and the cathode, and a hole transport layer arranged between the anode and the quantum dot light emitting layer, wherein a material of the hole transport layer is a copper-based quantum dot with a short-chain ligand on a surface.
US11825670B2 Organic light-emitting device
An organic light-emitting device includes an auxiliary layer located between a first electrode and a hole injection layer or a hole transport layer and including a metal fluoride. The metal of the metal fluoride may be a Group III metal having a high work function of 3.8 eV or more. The hole injection barrier at the interface between the first electrode and the hole injection layer may be adjusted by the fluoride of the high work function metal in the auxiliary layer so that the electron-hole charge balance and the efficiency of the organic light-emitting device may be improved.
US11825667B2 Electronic semiconducting device and method for preparing the electronic semiconducting device
Compounds, including metal borate compounds, and electronic semiconducting devices including one or more of the compounds. Compounds may be used in a hole transport layer of the electronic semiconducting devices. Display devices, which may include a plurality of OLED pixels. The OLED pixels may include one or more compounds, including metal borate compounds.
US11825660B2 Semiconductor device having ferroelectric material and method of fabricating the same
A semiconductor device is provided. The semiconductor device includes a substrate, an electrode stack disposed on the substrate, the electrode stack including an interlayer insulation layer and a gate electrode structure that are alternately stacked in a direction perpendicular to the substrate, a trench penetrating the electrode stack to expose sidewall surfaces of the interlayer insulation layer and the gate electrode structure, a gate dielectric layer disposed along a sidewall surface of the trench, the gate dielectric layer including a ferroelectric portion and a non-ferroelectric portion, and a channel layer disposed to adjacent to the gate dielectric layer. The ferroelectric portion is in contact with the gate electrode structure, and the non-ferroelectric portion is in contact with the interlayer insulation layer.
US11825658B2 Methods of forming microelectronic devices and memory devices
A method of forming a microelectronic device comprises forming a microelectronic device structure. The microelectronic device structure comprises a semiconductive base structure, and a memory array region vertically overlying the semiconductive base structure and comprising memory cells. The microelectronic device structure is attached to a base structure. A portion of the semiconductive base structure is removed after attaching the microelectronic device structure to a base structure. A control logic region is formed vertically over a remaining portion of the semiconductive base structure. The control logic region comprises control logic devices in electrical communication with the memory cells of the memory array region. Microelectronic devices, memory devices, electronic systems, and additional methods are also described.
US11825655B2 Memory structure
A memory structure including a substrate and memory cells is provided. The memory cells are stacked on the substrate. Each memory cell includes a first conductive layer, a first gate, a second gate, a second conductive layer, a channel layer, and a first charge storage layer. The first conductive layer, the first gate, the second gate, and the second conductive layer are sequentially stacked. The first conductive layer and the first gate are electrically insulated from each other. The first gate and the second gate are electrically insulated from each other. The second gate and the second conductive layer are electrically insulated from each other. The first gate and the second gate are electrically insulated from the channel layer. The first conductive layer and the second conductive layer are electrically connected to the channel layer. The first charge storage layer is located between the first gate and the channel layer.
US11825645B2 Memory cell structure
The present invention discloses a memory cell structure. The memory cell structure includes a silicon substrate, a transistor, and a capacitor. The silicon substrate has a silicon surface. The transistor is coupled to the silicon surface, wherein the transistor includes a gate structure, a first conductive region, and a second conductive region. The capacitor has a storage electrode, wherein the capacitor is over the transistor and the storage electrode is electrically coupled to the second conductive region of the transistor. The capacitor includes a capacitor periphery, and the transistor is located within the capacitor periphery.
US11825641B2 Pattern layout and the forming method thereof
The invention discloses a pattern layout of an active region and a forming method thereof. The feature of the present invention is that in the sub-pattern unit, an appropriate active area pattern is designed according to the bit line pitch (BLP) and the word line pitch (WLP), the active area pattern is a stepped pattern formed by connecting a plurality of rectangular patterns in series, and the active area pattern is arranged along a first direction, the angle between the first direction and the horizontal direction is A. In addition, according to the angle A, the shortest distance (P) between adjacent stepped patterns, the length and width of sub-pattern units, etc., The positions of some stepped active area patterns are adjusted, so that the distance between multiple active area patterns can be consistent when being repeatedly arranged, thereby improving the uniformity of overall pattern distribution.
US11825639B2 Electronic device comprising interposer surrounding circuit elements disposed on printed circuit board
An example electronic device includes a printed circuit board on which one or more circuit components are disposed, and an interposer surrounding at least some circuit components of the one or more circuit components and including an inner surface adjacent to the at least some circuit components and an outer surface facing away from the inner surface and having a plurality of through holes. The interposer is disposed on the printed circuit board such that one or more through holes of the plurality of through holes are electrically connected with a ground of the printed circuit board. The outer surface of the interposer includes a first conductive region electrically connected with at least one first through hole of the one or more through holes, and a non-conductive region, the inner surface of the interposer includes a second conductive region electrically connected with at least one second through hole of the one or more through holes, and the second conductive region includes a region facing the non-conductive region.
US11825635B2 Immersion liquid cooling system
A liquid cooling system includes a liquid coolant conduit in proximity to heat-generating electrical components within an enclosed space. The conduit allows circulation of a liquid coolant to extract heat from the heat-generating components. The heat-generating components includes at least one first heat-generating electrical component and at least one second heat-generating electrical component. The first heat-generating component produces greater heat than the second heat-generating component. The enclosed space includes an inlet and an outlet. The conduit includes a nozzle fluidly connected to the inlet. The nozzle is located within the enclosed space. The nozzle forms first and second aperture sets. The first aperture set directs the liquid coolant to the first heat-generating component. The second aperture set directs the liquid coolant to the second heat-generating component. The nozzle allows liquid coolant to pass the first heat-generating component at a faster rate than the second heat-generating component.
US11825634B2 Multi-loop cooling configuration for high-density server racks
A cooling unit includes a unit inlet and open-loop, and closed-loop outlets. A fluid bypass line is fluidly coupled to the unit inlet and to the open-loop and closed-loop outlets. A main cooling loop is fluidly coupled to the fluid bypass line includes a heat exchanger having an inlet and an outlet. The inlet of the heat exchanger is fluidly coupled by a supply line to the fluid bypass line, and the outlet of the heat exchanger is coupled by a return line to the fluid bypass line. A pump is fluidly coupled in the return line and a two-way line is fluidly coupled to the bypass line and to the return line upstream of the pump. Different system loop designs and operation modes are configured by adjusting three way valves and bidirectional loops.
US11825631B1 Bellows for immersion cooling
A bellows assembly and related methods are described. The bellows assembly can be used in a two-phase immersion cooling system to regulate pressure in a tank's airspace above a coolant liquid. The bellows assembly can include a flexible container and pressure-release valves located to reduce emissions of coolant liquid vapor into an ambient environment.
US11825627B2 Ventilation and air flow control with heat insulated compartment
Disclosed is an electrical cabinet with associated air flow direction and heat separation control system. The cabinet has a front, rear, a first side and a second side. The front side has openings to accept flow of cool air into the cabinet and the rear side has openings for exit of warm air from the rear side of the cabinet. The front, rear, first side and second side define an interior space are configured to house heat generating electrical equipment. A frame is adjacent the rear side of the cabinet. The frame has a first frame side and a second frame side. Louvers are located adjacent the rear of the cabinet. The louvers extend between the first frame side and the second frame side. Each louver has a face positioned at an angle to direct the warm air exiting the cabinet other than perpendicular to the rear of the cabinet. A first compartment for storing heat generating equipment is positioned above or below a thermally separated second compartment for storing heat sensitive equipment.
US11825624B2 Rugged utility ultra slim self-locking ejector device
An ejector device comprising a housing block; an ejector handle adapted to alternate between an open position and a closed position, having first and second rack engagement features, a sloped feature, and a notch; a trigger latch adapted to alternate between a latched position and an unlatched position, and having a sloped feature adapted to engage the sloped handle feature, and a hook adapted to engage the ejector handle notch; and an ejector button adapted to alternate between a pressed position and an unpressed position; wherein the housing block comprises a space for receiving the ejector handle and the latching trigger; the ejector handle is pivotally attached to the housing block and is adapted to urge the latching trigger to the unlatched position when the ejector handle moves to the closed position and the sloped handle feature engages with the sloped latching trigger feature; and the latching trigger is pivotally attached to the housing block, and is adapted to be urged to the unlatched position as the ejector button moves to the pressed position and impinges on the latching trigger.
US11825623B2 Ruggedized avionics with stiffening frames for use on kinetically launched vehicles
Ruggedized avionics assemblies for use on kinetically launched space vehicles are disclosed. The avionic assemblies are able to maintain structural integrity and functionality under high acceleration forces generated during kinetic launch, including acceleration forces of >5,000 times Earth's gravity in a single direction of loading. The avionics assembly is ruggedized to withstand this level of acceleration force during launch via a plurality of constraining elements to constrain a plurality of printed circuit boards aligned in parallel to an acceleration vector. Further, a high specific strength and stiffness composition of the plurality of constraining elements aids in supporting the printed circuit boards and preventing them from bending and dislodging electronic components mounted to the printed circuit boards.
US11825622B2 Single-board computer cartridge
An example single-board computer cartridge is provided that includes a housing, a single-board computer, a Power-over-Ethernet receptacle, and a power conversion circuit board. The housing includes a front surface and a rear surface on opposing sides of the housing. The single-board computer is disposed within the housing and includes at least one data output port, the at least one data output port oriented to face the front surface of the housing. The Power-over-Ethernet receptacle is disposed within the housing and is oriented to face the rear surface of the housing. The power conversion circuit board is disposed within the housing. The power conversion circuit board is electrically connected to the single-board computer and the Power-over-Ethernet receptacle such that power and data input are provided to the single-board computer from the Power-over-Ethernet receptacle.
US11825620B2 Hinge structure and folding electronic device
A hinge structure includes housing and at least one first hinge, the first hinge includes trajectory limiting mechanism including first hinge bracket connected to the housing, first slider including first hollow chute, and second slider including second hollow chute; and synchronization mechanism including cylindrical gear set, first guide gear, and second guide gear, first guide gear and second guide gear including gear end and guide end respectively, the gear end of first guide gear engaging with end gear of the cylindrical gear set, the gear end of second guide gear engaging with another end gear of the cylindrical gear set, the guide end of first guide gear being in sliding fit with first hollow chute, and the guide end of the second guide gear being in sliding fit with second hollow chute, to drive the first and second sliders respectively to rotate with respect to first hinge bracket.
US11825616B2 Vehicle-mounted electronic apparatus
A drawn portion having a shape protruding from a side face to a space inside a housing is provided at an end to which a rear surface cover is fastened of the side face. On a side to which the rear surface cover is fastened of the drawn portion, a bent portion having a shape bent toward a space outside the housing is provided. A screw receiving portion including a screw hole includes a first receiving surface, which is a flat surface portion on an end of the bent portion, and a second receiving surface having a shape protruding from a base of the bent portion.
US11825608B2 Laminated film structure and method for manufacturing laminated film structure
A method for forming a metal film includes forming an oxide layer on a to-be-treated surface of a to-be-treated object by bringing the to-be-treated surface into contact with a reaction solution containing fluorine and an oxide precursor, removing fluorine in the oxide layer, supporting a catalyst on the oxide layer by bringing the oxide layer into contact with a catalyst solution, and depositing a metal film on the oxide layer by bringing the oxide layer into contact with an electroless plating liquid.
US11825607B2 Package substrate manufacturing method
A manufacturing method for a package substrate, the method including: forming a package substrate by a first dielectric layer formed by weaving at least fiberglass of a first width and a second dielectric layer formed by weaving at least fiberglass of a second width. The second width is different from the first width, and the weaving direction of the fiberglass in the first dielectric layer is 90° relative to the weaving direction of the fiberglass in the second dielectric layer.
US11825603B2 High-frequency module
A high-frequency module (1) includes a substrate (10), a first electronic component (30) and a second electronic component (40) mounted on a main surface (10a) of the substrate (10). The substrate (10) has a protruding portion (20) projecting from the main surface (10a), the first electronic component (30) is mounted in a region of the main surface (10a) different from a region in which the protruding portion (20) is provided, and the second electronic component (40) is mounted on the protruding portion (20).
US11825593B2 Through board via heat sink
An illustrative example embodiment of an electronic device includes an integrated circuit component having a plurality of solder balls on one side. The substrate includes a first side adjacent the one side of the integrated circuit component. The substrate includes a plurality of openings. At least some of those openings are aligned with the solder balls. A cooling plate is situated toward a second side of the substrate. A thermally conductive material within the plurality of openings is thermally coupled with the cooling plate. At least some of the thermally conductive material is thermally coupled with the solder balls.
US11825589B2 Plasma processing apparatus and plasma processing method
A plasma processing apparatus includes a cooling plate having a fixing surface to which an upper electrode is fixed, the cooling plate having, on the fixing surface, an electrostatic chuck configured to attract the upper electrode by an attraction force generated by an applied voltage; a power supply configured to apply the voltage to the electrostatic chuck; and a power supply controller configured to control the power supply such that an absolute value of the voltage applied to the electrostatic chuck is increased based on a degree of consumption of the upper electrode.
US11825588B2 Laser sustained plasma and endoscopy light source
An illumination source includes a laser driver unit configured to emit a plasma sustaining beam. An ingress collimator receives the plasma sustaining beam and produces a collimated ingress beam. A focusing optic receives the collimated ingress beam and produce a focused sustaining beam. A sealed lamp chamber contains an ionizable media that, once ignited, forms a high intensity light emitting plasma having a waist size smaller than 150 microns. The sealed lamp chamber further includes an ingress window configured to receive the focused sustaining beam and an egress window configured to emit the high intensity light. An ignition source is configured to ignite the ionizable media, and an exit fiber is configured to receive and convey the high intensity light. The high intensity light is white light with a black body spectrum, and the exit fiber has a diameter in the range of 200-500 micrometers.
US11825582B1 Display device
A display device is provided. The display device includes a supporting stand, a display, a wireless charging module and a control module. The display is disposed on the supporting stand and the orientation of the display is changeable between portrait and landscape relative to the supporting stand. The wireless charging module includes a transmitting unit and a receiving unit disposed on the display and the supporting stand respectively. The transmitting unit has a transmitting coil. The receiving unit is coupled to the electronic component. The receiving unit has a receiving coil. The control module controls the transmitting unit to transmit mixed signals. When the distance between the receiving coil and the transmitting coil is less than a maximum sensing distance, the receiving unit receives the mixed signals and selectively transmits the enabling signal to at least one of the electronic components according to the mixed signal.
US11825575B2 Pulse-width modulation and arbitration for contextual and uniform LED illumination in USB applications
A PWM lighting bridge manages hardware PWM compensation components. One or more PWM outputs are driven based upon a master PWM input signal. The master PWM input signal is processed through a mapping function to produce a desired output signal(s) on the one or more PWM outputs. The mapping function comprises a set of compensation bins having a maxim input duty cycle, a minimum input duty cycle and an output duty cycle. The mapping process selects a bin based on determining whether the input duty cycle is within the minimum and maximum duty cycle ranges of the bins and then uses the specified output duty cycle for the one or more PWM outputs. The PWM lighting bridge provides configuration and runtime management of the hardware PWM compensation components. Read/write access to the PWM compensation bins provides customizable configurations of the input and output PWM characteristics.
US11825574B2 System and method of commissioning a building control system
Systems, methods, and modes for commissioning of a building control system comprising a plurality of electronic devices installed in a building each adapted to communicate over a communication network and comprising at least one light source adapted to emit light of a plurality of colors. The system comprises at least one controller in communication with the plurality of electronic devices over the communication network, wherein the at least one controller is adapted to iteratively select one or more of the plurality of electronic devices to commission, command the selected electronic devices to emit a plurality of different assigned colors, and receive an identification of at least one illuminated color of an electronic device to be commissioned until the electronic device to be commissioned is identified.
US11825572B2 Color tunable light emitting diode (LED) systems, LED lighting systems, and methods
Tunable LED lighting systems, devices and methods are described herein. A light emitting device includes at least a first phosphor-converted LED configured to emit light having a desaturated orange color point characterized by CIE 1976 color coordinates 0.30.52 and at least a second phosphor-converted LED configured to emit light having a cyan color point characterized by CIE 1976 color coordinates 0.15
US11825571B2 Average current control circuit and method
A control circuit includes an output terminal configured to be coupled to a control terminal of a transistor that has a current path coupled to an inductor; a transconductance amplifier configured to produce a sense current based on a current flowing through the current path of the transistor; and a first capacitor. The control circuit is configured to turn on the transistor based on a clock signal, integrate the sense current with an integrating capacitor to generate a first voltage, generate a second voltage across the first capacitor based on a first current, generate a second current based on the second voltage, generate a third voltage based on the second current, turn off the transistor when the first voltage becomes higher than the third voltage; discharge the integrating capacitor when the transistor turns off; and regulate an average output current flowing through the inductor based on the first current.
US11825570B2 Heater package
An embodiment of the disclosure provides a heater package including a substrate, a first barrier layer, at least one heater, and a second barrier layer. The first barrier layer is disposed on a surface of the substrate and has a first treatment layer on a side away from the substrate. The heater is disposed on the substrate and includes a heating layer and at least one electrode. The at least one electrode and the heating layer contact with each other. The second barrier layer covers an upper surface and a sidewall of the heater and has a second treatment layer on an opposite side or the side away from the substrate. A ratio of a thickness of the first treatment layer to a thickness of the first barrier layer and a ratio of a thickness of the second treatment layer to a thickness of the second barrier layer range from 0.03 to 0.2.
US11825567B2 Electronic smoking article comprising one or more microheaters
The present disclosure relates to an electronic smoking article that provides for improved aerosol delivery. Particularly, the article comprises one or more microheaters. In various embodiments, the microheaters provide for improved control of vaporization of an aerosol precursor composition and provide for reduced power requirements to achieve consistent aerosolization. The present disclosure further relates to methods of forming an aerosol in a smoking article.
US11825565B2 Electronic vaporizer having temperature sensing and limit
An electronic vaporizer including a heating element for heating a fluid to produce a vapor; a power source to provide electrical power to the heating element for heating the fluid; and a power control circuit configured to regulate a supply of electrical power from the power source to the heating element based at least in part on an operating temperature of the heating element and a temperature setting to prevent the operating temperature of the heating element from exceeding the temperature setting.
US11825564B2 Method and apparatus for determining availability of resource in wireless communication system
The disclosure proposes a resource determination method performed by a communication node in a wireless communication system and a communication node using the method. The method may be a method performed for an IAB system.
US11825562B2 Communication device
A communication device may execute a specific wireless communication of object data via a first wireless network with a mobile device using a second type of interface after executing a specific process of sending a first wireless setting for causing the mobile device to belong to the first wireless network using a first type of interface in a first case where the communication device operates in a first state which is a parent station state or a child station state in the first wireless network and execute the specific wireless communication of the object data with the mobile device using the second type of interface after executing another process different from the specific process in a second case where the communication device operates in a second state which is different from the first state.
US11825560B2 Physical sidelink feedback channel (PSFCH) transmission and reception in new radio (NR) systems
An apparatus for use in a UE includes processing circuitry coupled to a memory. To configure the UE for 5G-NR sidelink communications, the processing circuitry is to decode SCI received from a second UE via a PSCCH, the SCI indicating a sidelink resource for transmission of a transport block during multiple transmission time intervals, and a PSFCH indicator. A PSSCH is decoded to obtain the transport block, the PSSCH received in one of the multiple transmission time intervals using frequency resource assignment and time resource assignment of the sidelink resource. HARQ feedback information for the decoded PSSCH is encoded for transmission to the second UE using a PSFCH associated with the sidelink resource, based on the PSFCH indicator and a time gap configured by higher layer signaling.
US11825558B2 Wireless communication method using enhanced distributed channel access, and wireless communication terminal using same
Provided is a wireless communication terminal that communicates wirelessly. The wireless communication terminal includes a transceiver and a processor for processing a radio signal received through the transceiver or a radio signal to be transmitted through the transceiver. The processor accesses a channel according to according to a priority of data to be transmitted to the base communication terminal by the wireless communication terminal.
US11825556B2 Frequency band scan in user equipment
At switch-on or when recovering from lack of coverage, a UE determines first frequency bands corresponding to an initial MCC of a country in which the UE currently is located (402). The frequency bands include a first set of frequency bands associated with a network carrier to which the UE is subscribed and a second set of frequency bands not associated with the network carrier (404). The UE scans the first set of frequency bands (406). In response to detecting a new MCC and determining that no service is available within the first set of frequency bands (408), the UE scans a third set of frequency bands preferred by the UE within a second plurality of frequency bands corresponding to the new MCC (410). In response to determining that no service is available within the third set of frequency bands, the UE scans the second set of frequency bands (412).
US11825555B2 Systems and methods for real-time remote control of mobile applications
Systems and methods for real-time, remote-control of mobile applications are provided. A communication session between a network device and a terminal device can be established. The network device can be configured to execute a mobile application. For example, the mobile application can include an input element at an initial state. The mobile application can be remotely controlled by the terminal device. Further, a data stream including content data can be received and transmitted during the communication session. For example, the content data can include an object presented by the mobile application. The content data can be displayed on the terminal device. An input event associated with the content data can be detected. Control data can be generated based on the detected input event. The control data can be received at the network device and the initial state of the input element can be modified.
US11825553B2 UE capability for AI/ML
This disclosure provides systems, devices, apparatus, and methods, including computer programs encoded on storage media, for a UE capability for AI/ML. A UE may receive a request from a network to report a UE capability for at least one of an AI procedure or an ML procedure. The UE may transmit to the network, based on the request to report the UE capability, an indication of one or more of an AI capability, an ML capability, a radio capability associated with the at least one of the AI procedure or the ML procedure, or a core network capability associated with the at least one of the AI procedure or the ML procedure.
US11825550B2 System for initiating and receiving call over a second number
The present invention relates to a system which enables users to use call capabilities of their mobile second numbers over a device wherein their first numbers are included without carrying a second device by means of a mobile application in a mobile IMS (IP Multimedia Subsystem) network.
US11825546B2 Method and device for updating a wait timer
Methods and apparatuses are disclosed for updating a wait timer as a result of receiving one of a release message and a suspend message and/or configuring a wireless device (WD) to update a wait timer by determining the one of the release message and the suspend message to be communicated to the WD.
US11825543B2 Unicast sidelink establishment
Methods, systems, and devices for wireless communications are described. A first user equipment (UE) may establish a unicast connection over a sidelink communications with a second UE. To establish the unicast connection over the sidelink, the first UE may transmit a request message (e.g., a first message) to the second UE, and the second UE may transmit a response message (e.g., a second message) to the first UE accepting the request. The unicast connection over the sidelink may then be established between the first UE and the second UE, and user data may then be transmitted over the sidelink on the established unicast connection. Additionally, the first UE may transmit a connection complete message (e.g., a third message) to the second UE indicating that the unicast connection has been established. The request message, the response message, and the connection complete message may be radio resource control (RRC) messages.
US11825532B2 Control of multi-user multiple input multiple output connections
Apparatuses and methods in a communication system are provided. A method comprises receiving from network instructions of how to control multi-user multiple input multiple output connections maintained by one or more radio access nodes, the connections utilising one or more slices. One or more radio access nodes perform, based at least in part on the received network instructions, multi-user pairing of terminal devices of the same or different slices, and determine, based at least in part on the received network instructions, slice-based quota taking multi-user pairing and interference arising from paired allocations into account.
US11825531B2 Wireless cross pairing resolution on interconnected devices
Systems and methods are described herein for pairing wireless peripherals with networked devices. Knowledge of the location of the networked devices can be used to properly route or transmit audio to paired wireless peripherals, regardless of whether the wireless peripherals are paired with the correct networked devices provided they are networked with other potential devices. This can be accomplished by prompting users to select an input based on an audio challenge to determine which of the wireless peripherals should be mapped to which of the networked hosts.
US11825525B2 Allocation of resources for preamble and payload of messages in a 2-step random access (RA) procedure in new radio (NR) systems
Embodiments of a User Equipment (UE), Next Generation Node-B (gNB) and methods of communication are generally described herein. The UE may receive, from a gNB, configuration information related to a 2-step random access (RA) procedure between the UE and the gNB in unlicensed spectrum. The 2-step RA procedure may include: an uplink MsgA message that includes, within a random access occasion (RO), a MsgA preamble and a MsgA payload; and a downlink MsgB message that includes, within another RO, a MsgB PDCCH and a MsgB payload. The configuration information may indicate: resources allocated for the MsgA preamble; and a mapping between the resources allocated for the MsgA preamble and the MsgA payload. The UE may determine the resources allocated for the MsgA payload based on the resources allocated for the MsgA preamble and the mapping.
US11825523B2 Random access procedures using multiple active bandwidth parts
Wireless communications using multiple active resources (e.g., bandwidth parts (BWP)) are described. A predetermined rule may be used to determine on which downlink (DL) BWP of multiple active DL BWPs, and/or on which uplink (UL) BWP of multiple active UL BWPs, a message is to be sent. A wireless device and/or a base station may reduce the quantity of active DL BWPs and/or active UL BWPs to monitor for a response.
US11825520B2 Random access channel (RACH) occasion
Certain aspects of the present disclosure provide techniques for random access channel (RACH) occasion assignment. A method that may be performed by a user equipment (UE) includes receiving, from a base station (BS), a plurality of synchronization signal blocks (SSBs), each SSB associated with a different transmit beam of the BS. The method further includes transmitting a random-access preamble on a first RACH occasion associated with a first SSB of the plurality of SSBs, wherein the first RACH occasion is one of a plurality of RACH occasions associated with the plurality of SSBs, wherein the first SSB is associated with a first number of the plurality of RACH occasions and a second SSB of the plurality of SSBs is associated with a second number of the plurality of RACH occasions, wherein the first number is different than the second number.
US11825518B2 Adaptive transmission management based on link latency
Various embodiments disclose a method comprising receiving, at a first node, a listening schedule associated with a second node; determining, by the first node, a link latency associated with the second node based on the listening schedule; in response to the first node detecting a frame transmission failure for a frame being transmitted by the first node to the second node, determining, by the first node based on the link latency, a backoff time; and in response to the first node determining that the backoff time has elapsed, the first node retransmitting the frame from the first node to the second node. In some embodiments, the method also includes determining a frame lifetime value associated with the second node based on the link latency; and in response to determining that a time period corresponding to the frame lifetime value has elapsed, dropping the frame.
US11825514B2 Repetitive random access transmissions
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a first random access channel (RACH) message multiple times over corresponding RACH occasions until a second RACH message is received from a base station in a random access response (RAR) window. The multiple times the first RACH message is transmitted may include preamble sequences that are selected from a subset of preamble sequences configured for this repetitive first RACH message transmission scheme. Additionally, a subset of UEs may use this repetitive first RACH message transmission scheme based on a condition of a link between the UE and the base station, an exposure condition of the UE, other measurements, etc. In some cases, a shortened RAR window length may be configured for this repetitive first RACH message transmission scheme.
US11825512B2 Priority rule for half duplex UEs on preconfigured downlink symbols
Method and apparatus for a priority rule for half duplex wireless devices on preconfigured downlink symbols. The apparatus receives, from a base station, a downlink schedule configuration comprising downlink resources and uplink transmission occasion resources and a corresponding periodicity. The apparatus prioritizes transmission of at least one uplink transmission over a preconfigured downlink reception based on a priority configuration. The priority configuration allowing for uplink transmissions to be transmitted in resources scheduled for the preconfigured downlink reception. The apparatus transmits, to the base station, the at least one uplink transmission based on the priority configuration.
US11825507B2 Apparatus and method for performing vehicle to everything communication
An apparatus and a method for performing vehicle to everything (V2X) communication are provided. A method for performing the V2X communication of a user equipment includes receiving a network configuration of a plurality of configured grant-free (GF) resources within a network scheduled sidelink resource from a base station, and performing the V2X communication using the configured GF resources.
US11825504B2 Indicating a subframe of scheduled consecutive subframes for transmission of a sounding reference signal
A wireless device receives a downlink control information (DCI) indicating uplink resources in scheduled consecutive subframes of an unlicensed cell. The DCI comprises: a first field and a second field. The first field indicates a number of the scheduled consecutive subframes for transmission of transport blocks (TBs) by the wireless device. The second field indicates which subframe, of the scheduled consecutive subframes, is for transmission of a sounding reference signal (SRS). The SRS is transmitted in the subframe of the unlicensed cell.
US11825499B2 CSI report and DL grant
Methods, computer program products, and apparatuses for a dynamic indication of measurement sources for CSI reporting are provided. An example method at a UE includes receiving DCI including a DL grant. The example method further includes measuring the CSI based on a set of resources for measuring CSI based on the DL grant. The example method further includes transmitting at least one aperiodic CSI report associated with the CSI measurements. An example method at a base station includes transmitting a DL DCI including a DL grant to a UE. The DL grant indicating a set of resources for measuring CSI. The example method further includes receiving, based on the DL grant, at least one aperiodic CSI report associated with CSI measurements of the UE.
US11825496B2 Time resources for uplink channels
Embodiments include methods, performed by a user equipment (UE), for transmitting information on an uplink (UL) shared channel within a cell of a radio access network. Such embodiments include receiving, from a network node serving the cell, a configured uplink grant of resources for transmitting information on the UL shared channel. The uplink grant can indicate particular timeslots during which transmission on the UL shared channel is allowed and can include: a periodicity parameter indicating an uplink periodicity for configured resources, and an allowance parameter indicating a number of timeslots, within each uplink periodicity, during which transmission on the UL shared channel is allowed. Such embodiments also include transmitting information on the UL shared channel during at least one of the particular timeslots indicated by the uplink grant. Embodiments also include complementary methods performed by a network node, and UEs and network nodes configured to perform such methods.
US11825494B2 Indication of error vector magnitude capability
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first device may generate an indication of an error vector magnitude (EVM) capability of the first device, where the first device is configured to transmit a positioning reference signal. The first device may transmit the indication to a second device. Numerous other aspects are described.
US11825489B2 Method and apparatus for configuring resources and transmitting/receiving data in wireless cellular communication system
Methods and apparatuses in a wireless communication system is provided. Configuration information for defining a downlink assignment for a bandwidth part (BWP) is transmitted to a user equipment (UE) by higher layer signaling. At least one BWP is configured in a cell of the base station and the higher layer signaling is UE specific. An activated BWP is identified. Downlink control information (DCI) is transmitted on the activated BWP. Data is transmitted to the UE on the activated BWP according to the downlink assignment for the activated BWP. The downlink assignment is defined on the activated BWP, based on both the configuration information by the higher layer signaling and remaining information by the DCI.
US11825480B2 Method and terminal for performing scheduling request
Embodiments of the present application relate to a method and a terminal for performing a scheduling request (SR). The method includes determining, by a terminal, that a band width part (BWP) changes during a process of reporting the SR; and performing, by the terminal, the SR according to an SR configuration on the changed BWP.
US11825477B2 System and method for performing resource allocation in radio communication
Provided is a base station capable of suppressing increase of overhead of allocation result report in frequency scheduling in multi-carrier communication and obtaining a sufficient frequency diversity effect. In the base station, encoding units (101-1 to 101-n) encode data (#1 to #n) to mobile stations (#1 to #n), modulation units (102-1 to 102-n) modulate the encoded data so as to generate a data symbol, a scheduler (103) performs frequency scheduling according to a CQI from each mobile station so as to uniformly allocate data to the respective mobile stations for a part of RB extracted from a plurality of RB, and an SCCH generation unit (105) generates control information (SCCH information) to report the allocation result in the scheduler (103) to the respective mobile stations.
US11825476B2 Communication of direct current (DC) tone location
Wireless communications systems and methods related to signaling of direct current (DC) locations of user equipment devices (UEs) in a new radio (NR) network are provided. A wireless communication device receives, from a base station, at least one of a carrier aggregation (CA) configuration or a bandwidth part (BWP) configuration. The wireless communication device determines a direct current (DC) location based on at least one of the CA configuration or the BWP configuration. The wireless communication device transmits, to the base station, a report based on the determined DC location. The wireless communication device communicates, with the base station, a phase tracking reference signal (PTRS) configured based on the report.
US11825472B2 ACK-NACK PUCCH dropping schemes for TDD cell
Methods are disclosed for enhanced Physical Uplink Control Channel (PUCCH) transmission for 3rd Generation Partnership Project (3GPP) new radio (NR) technologies.
US11825467B2 Uplink transmission method and apparatus
Provided are an uplink transmission method and apparatus. The UE determines a time-domain overlapping channel group to be transmitted in a time unit, where the time-domain overlapping channel group includes a group of PUCCHs and a group of PUSCHs. The group of PUCCHs and the group of PUSCHs include a PUCCH and a PUSCH that overlap in time domain, where the PUCCH included in the group of PUCCHs is configured to transmit an uplink SR and the PUSCH included in the group of PUSCHs is configured to transmit uplink data. The UE performs multiplexing transmission on UCI and uplink data to be transmitted by the time-domain overlapping channel group, where the UCI includes the uplink SR.
US11825466B2 Scheduling adaptation and power saving for multicast and broadcast services
A wireless device receives, from a base station, radio resource control (RRC) messages comprising configuration parameters of multicast transmissions. In embodiments, the configuration parameters may indicate common frequency resources (CFRs) comprising a number of resource blocks within a bandwidth part of a cell, a radio network temporary identifier (RNTI); and a value for a maximum multiple-input-multiple-output (MIMO) layer indication. The wireless device may further receive, via the CFRs and based on the RNTI, a group common downlink control information (DCI) indicating a multicast transmission of a transport block (TB). The wireless device may also receive the multicast transmission of the TB with a number of MIMO layers equal to or less than the value.
US11825465B2 Method and apparatus for requesting and receiving conditional positioning assistance data in mobile wireless communication system
A method and apparatus for positioning in a mobile communication system are provided. Method for positioning includes receiving a SIB1, acquiring the SI, transmitting a provideCapabilities, transmitting a RequestAssistanceData, receiving a ProvideAssistanceData, determining a validity of the PRS, receiving a RRCRelease, transmitting a positioning SRS in RRC_INACTIVE state and transmitting and a ProvideLocationInformation in RRC_INACTIVE state. The provideCapabilities includes a first capability information related to PRS in RRC_INACTIVE and a second capability information related to SRS in RRC_INACTIVE.
US11825464B2 User equipment coordination for sidelink
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from another UE, a coordination message that includes resource information (e.g., a preference status) for communication resources. The UE receiving the coordination message may determine a status of one or more resources based on the resource information, an intended recipient of the coordination message (e.g., based on a destination identifier of the coordination message), or a communication connection associated with the one or more resources. The status may indicate that a respective resource of the one or more resources is available, reserved, preferred, or non-preferred, or some combination thereof. In some examples, the one or more resources may be for a sidelink connection or a unicast connection. The receiving UE may utilize the determined status to select one or more resources for a sidelink transmission.
US11825461B2 Techniques for determining beams for beamforming wireless communications
Aspects described herein relate to configuring, at a device, default beam information for determining a beam for data channel communications. The device can determine to use the default beam information for configuring the beam for a data channel communication based on determining explicit beam information is not configured. In addition, the device can transmit, based on determining to use the default beam information, the data channel communication based on the beam configured using the default beam information.
US11825458B2 Method and apparatus for transmitting and receiving radio signals in a wireless communication system
The present invention relates to a wireless communication system, and more particularly, to a method of transmitting and receiving a radio signal and an apparatus therefor. The method comprises the steps of receiving data in a time unit #n of a first frequency band and transmitting A/N in a time unit #m+k of a second frequency band in response to the data. In this case, the first frequency band and the second frequency band have different subcarrier spacing and a time unit #m of the second frequency band indicates the last time unit among a plurality of time units of the second frequency band corresponding to the time unit #n of the first frequency band.
US11825457B2 Dynamic coreset handling for BWP switching
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a physical downlink control channel (PDCCH) communication in a first dynamic control resource set (CORESET) configured in a first bandwidth part (BWP). The PDCCH communication may indicate a BWP switch from the first BWP to a second BWP. The UE may determine, based at least in part on the BWP switch, whether to monitor one or more second dynamic CORESETs, subsequent to the first dynamic CORESET, that were configured in the first BWP. The UE may selectively monitor the one or more second dynamic CORESETs based at least in part on determining whether to monitor the one or more second dynamic CORESETs. Numerous other aspects are provided.
US11825454B2 Latency reduction techniques in wireless communications
Methods, systems, and devices for wireless communication are described that provide for reduced timing between certain downlink communications and responsive uplink communications relative to certain legacy systems (e.g., legacy LTE systems). A user equipment (UE) or base station may be capable of operating using two or more timing configurations that each include an associated time period between receipt of a downlink communication (e.g., a grant of uplink resources or shared channel data) and a responsive uplink communication (e.g., an uplink transmission using the granted uplink resources or feedback of successful reception of the shared channel data). In cases where a UE or base station are capable of two or more timing configurations, a timing configuration for a transmission may be determined and the responsive uplink communication transmitted according to the determined timing configuration.
US11825453B2 Method for receiving slot format-related information in wireless communication system, and terminal using same
The present disclosure relates to a method for receiving Slot Format related Information (SFI) performed by a user equipment (UE) in a wireless communication system including receiving the SFI from a base station, wherein the SFI is information informing a slot format for at least one slot; and performing a wireless communication in the unlicensed band based on an application of the slot format to the at least one slot, wherein the SFI is received in every predetermined slot number or in every predetermined time.
US11825452B2 Method and device for determining feedback resource in NR V2X
A method for performing wireless communication by a first device and a device for supporting same are provided. The method may comprise the steps of: receiving a physical sidelink shared channel (PSSCH) from a second device; determining a physical sidelink feedback channel (PSFCH) resource associated with the PSSCH; and transmitting hybrid automatic repeat request (HARQ) feedback to the second device on the PSFCH resource. Here, the PSFCH resource can be determined on the basis of a sub channel associated with the PSSCH, a slot associated with the PSSCH, a cast type of communication between the first device and the second device, an ID of the first device, and a source ID of the second device.
US11825450B2 Channel reservation for sidelink
Certain aspects of the present disclosure provide techniques for channel reservation for sidelink. In some embodiments, the disclosure describes determining a resource allocation for communicating over a plurality of subchannels within a slot, wherein the resource allocation provides: (i) a first set of subchannels of the plurality of subchannels allocated for communicating data to multiple UEs, and (ii) a first subchannel of the plurality of subchannels allocated for communicating a group reservation signal comprising communication parameters indicative of at least the resource allocation for the first set of subchannels.
US11825448B2 Techniques for prioritizing communication for sidelink communications
Methods, systems, and devices for wireless communications are described for prioritization of sidelink communications of a user equipment (UE) with one or more access link communications. A prioritization scheme may provide inter-UE and intra-UE prioritization that may be used to prioritize sidelink communications and one or more access link communications. Inter-UE prioritization may be used at the UE to determine whether to cancel all or a portion of a sidelink communication that uses resources indicated in a cancellation indication from a base station, or to transmit the sidelink communication irrespective of the cancellation indication. Intra-UE prioritization may be used at the UE to determine which of one or more access link communications or a sidelink communication is to be maintained or canceled in the event of overlapping resources between the access link and sidelink communications.
US11825445B2 Method and apparatus for group paging in a wireless communication system
A method and apparatus for group paging in a wireless communication system is provided. A wireless device acquires a specific paging subgroup identifier (ID) related to the wireless device. A wireless device joins a multicast session. A wireless device receives, from a network, a paging early indication (PEI) which does not include the specific paging subgroup ID. A wireless device monitors a paging occasion associated with the PEI, to receive an activation notification for the multicast session.
US11825443B2 Method and device for transmitting/receiving wireless signal in wireless communication system
A method for a terminal receiving a signal in a wireless communication system, according to one embodiment of the present invention, may comprise: receiving a specific signal giving an early indication of whether paging DCI will be provided in a PO configured for a paging operation in an idle mode or deactivation mode; and, on the basis of the specific signal, determining whether to skip a paging DCI detection procedure, wherein the specific signal may be a PDCCH signal carrying specific DCI configured for the idle mode or deactivation mode, and even if the specific DCI indicates that the paging DCI will be provided in at least one PO, on the basis that the specific DCI may be connected to a plurality of POs, a terminal may decide to skip the paging DCI detection procedure if the at least one PO in which the paging DCI is provided is not configured in the terminal.
US11825440B2 Vehicular and cellular wireless device colocation using uplink communications
Methods, systems, and devices for wireless communications are described. A base station may be co-located with a sidelink wireless device, such as a road-side unit (RSU). The base station may determine that a cellular user equipment (C-UE) and a vehicle UE (V-UE) are co-located, and altering downlink communications to the C-UE. The RSU may communicate over sidelink with a V-UE, and determine positioning information of a V-UE. The base station may communicate with a C-UE using downlink and uplink communications (e.g., Uu communications), and may determine some positioning information of a C-UE. The base station and RSU may communicate the positioning information of each device, and the base station may determine that the C-UE and V-UE are co-located. The base station may alter a feedback configuration for the C-UE based on the co-location determination.
US11825438B2 Positioning signal measurement with discontinuous reception and wake-up signal
A positioning signal processing method at a user equipment includes: operating the user equipment in a discontinuous reception mode including time interleaved ON times of the discontinuous reception mode, during which the user equipment is in an active mode monitoring for a positioning signal measurement trigger signal, and OFF times of the discontinuous reception mode, during which the user equipment is in an inactive mode; receiving a wake-up signal at the user equipment; and determining, at the user equipment, whether to measure a positioning signal based on whether the wake-up signal indicates to implement the active mode during a scheduled discontinuous reception mode ON time or to skip the scheduled discontinuous reception mode ON time.
US11825437B2 Mobility signaling load reduction
Methods, systems, and devices may assist in reducing signaling load that occur based on paging and handover. Methods, systems, and devices may be based on UE states, a radio access network registration area (RRA) or tracking/paging area with different architectural approaches (e.g., hierarchical or distributed), dynamic RRA management, radio access network based paging, and radio access network based user equipment (UE) mobility management.
US11825434B2 Method and architecture of synchronization of wireless communication system
A method of synchronization of wireless communication system is provided. The method includes the following steps: receiving a symbol from a wireless communication system by a user equipment; detecting ISI-free region of the received symbol; setting an endpoint of a FFT window within the ISI-free region; detecting shifted primary control frequency and shifted secondary control frequency of the symbol; calculating ICFO based on the shifted primary control frequency and a primary control frequency; calculating secondary control frequency based on ICFO and shifted secondary control frequency; finding the preamble of a frame based on the secondary control frequency; and determining, based on the preamble, a start point of the frame.
US11825431B2 Method and apparatus for S-SSB transmission
A method and apparatus of a user equipment (UE) in a wireless communication system are provided. The method and apparatus comprise: receiving a set of higher layer parameters including configuration information for sidelink synchronization signals and physical sidelink broadcast channel (S-SS/PSBCH) block; determining, based on the configuration information for the S-SS/PSBCH block, a number of transmitted S-SS/PSBCH blocks (NSSB), an offset for transmitted S-SS/PSBCH blocks (OSSB), and an interval for transmitted S-SS/PSBCH blocks (DSSB); and determining a set of slots containing the transmitted S-SS/PSBCH blocks within a period for a transmission of the S-SS/PSBCH block, wherein an index of a slot in the set of slots is determined based on OSSB+ISSB*DSSB, where ISSB is an index of the S-SS/PSBCH block with 0≤ISSB≤NSSB−1.
US11825429B2 Distributed antenna system and method of operation thereof
There is provided a method of processing uplink Ethernet packets of an aggregation node included in a distributed antenna system, the method includes: receiving a plurality of uplink Ethernet packets; summing the plurality of received uplink Ethernet packets; and transmitting the summed uplink Ethernet packets in an uplink direction.
US11825428B2 Power sharing method and apparatus
Disclosed is a power sharing method, including: determining a transmit power of a UE on a first carrier and a transmit power of the UE on a second carrier; and receiving first uplink traffic transmitted by the UE on the first carrier according to the transmit power on the first carrier, and receiving second uplink traffic transmitted by the UE on the second carrier according to the transmit power on the second carrier. Further disclosed are a power sharing apparatus, a storage medium, and a processor.
US11825423B2 Enhanced radio wave exposure mitigation using a combination of proximity and inertial sensor data
Some disclosed devices include an inertial sensor system, a proximity sensor system, an antenna system configured to transmit and receive radio signals and a control system. The control system may be configured for receiving inertial sensor data from the inertial sensor system and controlling the proximity sensor system and/or the antenna system based, at least in part, on the inertial sensor data. In some examples, the control system may be configured for controlling the proximity sensor system and/or the antenna system based, at least in part, on whether the inertial sensor data indicates that the device is being held, is being carried or is on a person's body (e.g., is in the person's pocket).
US11825422B2 Granular adjustment of antenna power in multi-radio systems
Multi-radio wireless network devices are capable of transmitting and/or receiving data from multiple radiofrequency (RF) networks at different bands. Total transmission power limitations may be in place due to, for example, safety reasons. As a result, active management of transmission power may be performed during simultaneous transmission in different bands and/or networks. In some embodiments, the management may take place on group-by-group basis and a network-by-network basis. Antennas may be grouped based on their relative positions and impact on radiation emitted by the devices.
US11825417B2 Power saving of wireless communications receivers
A computer-implemented method for operating in a reduced power mode (RPM) of a user equipment (UE) in communications with a base station pursusant to a normal power mode (NPM). The NPM is characterized by one or more normal-power parameters comprising a normal sampling frequency and a normal signal bandwidth. The RPM is characterized by one or more reduced-power parameters comprising a reduced sampling frequency or a partial signal bandwidth. The UE determines whether to enter into the RPM for a duration. In response to determining to enter into the RPM for the duration, the UE powers down into the RPM by operating with the one or more reduced-power parameters for the duration of the RPM. Upon expiry of the duration of the RPM by the UE, the UE powers up into the NPM by resuming to the sampling frequency of the NPM and the signal bandwidth of the NPM.
US11825413B2 Discontinuous reception groups for licensed and unlicensed bands
The present application relates to devices and components including apparatus, systems, and methods to provide DRX groups for licensed and unlicensed bands. For example, a first DRX group can be used in association with an NR licensed band of FR1, a second DRX group can be used in association with NR-U of FR1, and a third DRX group can be used in association with FR2. In this way, power savings of DRX groups can be granular to the level of licensed and unlicensed bands.
US11825412B2 Coordinated sidelink and access link power savings configurations
Certain aspects of the present disclosure provide techniques for coordinated power savings configurations for access link and sidelink(s). A wireless node may receive information from a user equipment (UE) over a sidelink. In some aspects, the wireless node forwards the information to a base station (BS) over an access link and receives, from the BS, a first power savings configuration for the access link and a second power savings configuration for the sidelink. In some aspects, the wireless node receives, from a BS, a first power savings configuration for an access link and determines a second power savings configuration for the sidelink based on the information and the first power savings configuration.
US11825411B2 Network device, method and computer readable medium for wireless networks
Network devices include a memory and a processor, wherein the processor is configured to determine a connection state of one or more first client devices, and in response to the determination that none of the one or more first client devices are connected to the wireless network for a predetermined time period, cause one or more second client devices currently connected to network devices other than a predetermined network device in the wireless network to connect to the predetermined network device. The network devices other than the predetermined network device turn off their wireless access function such that the wireless access function of only the predetermined network device is kept on.
US11825409B2 Methods and apparatus for cable network power management
The presentation invention relates to methods and apparatus for managing cable network power consumption. An exemplary method in accordance with one embodiment includes the steps of: receiving, by a cable modem positioned between a cable modem termination system (CMTS) and a wireless base station, CMTS buffer information; receiving, by the cable modem, wireless base station buffer information; switching, by the cable modem, from a first mode of operation to a second mode of operation after performing one or both of: (i) transmitting uplink data to the CMTS, and (ii) transmitting downlink data to the wireless base station, the second mode of operation being a power savings modem of operation; remaining in the power savings mode of operation for a first time period, the first time period being based on at least one of said CMTS buffer information or said wireless base station buffer information.
US11825406B2 Enhancements to EHPLMN scans in cellular networks
A User Equipment (UE) device, such as a cellular telephone, configured to store Higher Priority Public Land Mobile Network (HPPLMN) timer setting values and enterprise geofence information associated with the entries on its Equivalent Home Public Land Mobile Network (EHPLMN) list is disclosed. When the UE is camped on an EHPLMN, the UE may search/scan for higher priority EHPLMNs using the HPPLMN timer setting values associated with the entries on the list that have higher priority than the current EHPLMN. The rate of the scans may be set based on the shortest HPPLMN timer entry of the higher priority entries on the EHPLMN list. The UE may also or instead be configured to search for geofenced EHPLMNs on the list for which entrance criteria are currently satisfied, even when the current EHPLMN has higher priority than the geofenced EHPLMNs.
US11825405B2 Method and device for requesting partial information from APs within transmission MLD in wireless LAN system
Proposed are a method and a device for requesting partial information from APs within a transmission MLD in a WLAN system. Particularly, a reception MLD transmits a probe request frame to a transmission MLD via a first link. The reception MLD receives a probe response frame from the transmission MLD via the first link. When the partial information regarding the first link and the partial information regarding the second link are the same, the partial information regarding the second link is requested on the basis of the first request element, and a value of a first full information profile sub-field is set to 0.
US11825402B2 Network architecture applicable to flexible deployment scenario
The present invention provides a data processing method, a node, a structure, and an apparatus. The method includes: receiving, by an aggregation node, a first non-access stratum message sent by user equipment UE, where the aggregation node includes at least two types of interfaces, and each type of interface is used to receive a first non-access stratum message of one radio access technology RAT type; converting, by the aggregation node, the first non-access stratum message into a non-access stratum message in a first format based on a RAT type of the first non-access stratum message, where the first format is a non-access stratum message transmission format supported between the aggregation node and a core-network control plane entity; and sending, by the aggregation node, the non-access stratum message in the first format to the core-network control plane entity.
US11825400B2 Method and apparatus for supporting transfer of mobile edge computing in wireless communication system
Provided are a method and apparatus for supporting migration of mobile edge computing in a wireless communication system. A method, performed by a Session Management Function (SMF), of controlling a path between an Application function (AF) and a user equipment in a wireless communication system includes: receiving, from the AF, an AF request message including information indicating whether User Plane Function (UPF) modification is allowed; determining whether a modification of a UPF in the path between the AF and the user equipment is required; transmitting a notification including information associated with the modification of a UPF to the AF, based on a result of the determining whether the modification of the UPF is required; determining whether to wait for reception of a response message from the AF for a certain period of time, based on the information indicating whether UPF modification is allowed; and controlling a modification of the path between the AF and the user equipment, the path including the UPF, based on a result of the determining whether to wait.
US11825399B2 Method and apparatus for data routing using moving communication nodes
A method and apparatus for transmitting data using moving communication nodes. A network element can communicate with a plurality of moving communication simultaneously. The network element identifies a plurality of potential initial nodes for transmitting data to a desired destination. The network element can then evaluate each of the potential initial nodes using one or more selection criteria. The initial node can be selected from the plurality of potential initial nodes as the potential initial node that best satisfies the selection criteria. The transmission to the initial node can act as the first link in a data route from the network element to the desired geographic destination.
US11825398B2 Communication system and method for operating 5G mesh network for enhanced coverage and ultra-reliable communication
A communication system includes a central cloud server that gradually decreases a gain of a currently active path, which corresponds to a primary communication path between a radio access network (RAN) node and one or more user equipment (UEs) via a first set of edge devices of a plurality of edge devices, until the currently active path becomes dormant. The central cloud server then gradually increases a gain of a dormant path, which corresponds to a secondary communication path between the RAN node and the one or more UEs via a second set of edge devices of the plurality of edge devices, until the dormant path becomes a new active path. Further, the central cloud server periodically checks whether the new active path has a signal strength greater than a threshold in order to maintain a continuity in service to the one or more UEs for an uplink and downlink communication.
US11825387B2 Switching techniques for message forwarding in wireless communications
Methods, systems, and devices for wireless communications are described. A device in communications with a second device may receive a message from the second device. After receiving, the device selects between a decode-and-forward (DF) or an amplify-and-forward (AF) transmission scheme for forwarding the message to a base station. The selection may be made using one or more trigger conditions associated with the transmitting device, the receiving device, or the base station, such as power availability at the device, processing capability of the device, or beam parameters such as beam width, array gain, or other conditions. After selecting, the device may use the selected transmission scheme for forwarding a packet from the second device to the base station.
US11825386B2 Broadcast delivery techniques in a wireless network
A method for handling a broadcast data packet using a network (300) including a plurality of nodes (NH, N1, N2, N3, N4, N5, N6), the method including: receiving, at a sending node, the broadcast data packet; checking, at the sending node, whether the broadcast data packet has been received at the sending node on a previous occasion, wherein if the sending node has not previously received the broadcast data packet the sending node enters a broadcast delivery mode, the broadcast delivery mode including: switching to a scan mode to listen for advertisements from other nodes in the network; starting a timer; wherein upon receipt of an advertisement from a neighbouring node the sending node sends an instance of the broadcast data packet to the neighbouring node and resets the timer.
US11825384B2 Access agnostic delivery of broadcast, multicast, or unicast content
A user equipment transmits a request to configure a first network to transmit complementary content associated with multicast or broadcast content received at the user equipment from a second network. In some cases, the request is transmitted in response to the user equipment detecting that a quality of a signal received from the second network is below a threshold. In response to receiving the request, the first network is configured to transmit the complementary content. The complementary content is transmitted from the first network concurrently with transmitting the multicast or broadcast content from the second network. The user equipment combines the complementary content received from the first network with the multicast or broadcast content received from the second network.
US11825383B2 Method, apparatus, and computer program product for quantifying human mobility
Provided herein is a method for quantifying and measuring human mobility within defined geographic regions and sub-regions. Methods may include: identifying sub-regions within a region; identifying static information associated with the sub-regions from one or more static information sources; obtaining dynamic information associated with the sub-regions from one or more dynamic information sources; determining correlations between elements of the static information associated with a respective sub-region and elements of the dynamic information associated with the respective sub-regions; generating a mobility score for the respective sub-region based, at least in part, on the correlations between the elements of the static information and the elements of the dynamic information associated with the respective sub-region; and providing the mobility score to one or more clients for guiding an action relative to the mobility score.
US11825382B2 Tracking device presence detection and reporting by access points
A tracking system determines a location of a tracking device associated with a user using one or more access points at the location. Each access point at the location is configured to detect and couple with the tracking device when the tracking device is within a communicative range of the access point. An access point provides updates on the tracking device's presence, as well as the tracking device's arrival to and departure from the communicative range of the access point, to a tracking server. The tracking server determines, from these updates, whether the tracking device is at the location. The user may be notified, via a mobile device, of the tracking device's location.
US11825370B2 Methods, systems, and computer readable media for providing for network function (NF) fallback to recovered NF repository function (NRF)
A method for providing for network function (NF) fallback to a recovered network function NF repository function (NRF) includes, at an NF including at least one processor, generating an NF register message including an indication to notify the NF of recovery of a first NRF after a failure of the first NRF. The method further includes transmitting the NF register message to the first NRF. The method further includes communicating with the first NRF and detecting failure of the first NRF. The method further includes, in response to detecting failure of the first NRF, initiating communications with a second NRF that is a geo-redundant mate of the first NRF. The method further includes receiving notification of recovery of the first NRF and falling back to communicating with the first NRF.
US11825367B2 Handover based on wireless user equipment (UE) capabilities
A source wireless access node handsover a wireless User Equipment (UE) to a target wireless access node based on UE capability. The source node receives UE capabilities for the UE. The source node receives a source signal strength indicator for the UE and the source node. The source node receives a target signal strength indicator for the UE and the target node. The source node determines to handover the UE to the target node based on the source signal strength indicator and the target signal strength indicator. In response to the handover determination, the source node identifies a UE capability to disable. The source node signals the target node to serve the UE. The source node signals the UE to wirelessly attach to the target wireless access node without reporting the identified UE capability. The UE wirelessly attaches to the target node without reporting the identified UE capability.
US11825363B2 Resource processing method, apparatus, and system
A resource processing method, an apparatus, and a system are disclosed. The resource processing method comprises: receiving, by UE, first signaling from a base station, wherein the first signaling is used to instruct to deactivate a first cell that provides a service for the UE, or used to instruct the UE to switch from a source bandwidth part (BWP) to a target BWP; and processing, by a media access control (MAC) entity in the UE, a first target resource by using a first target processing manner, wherein the first target resource is a resource in the first cell or the source BWP.
US11825361B2 Inter-AMF connected mode handover optimization
A target Access and Mobility Management Function (AMF) switches the path for network traffic to a User Equipment (UE) in an inter-AMF mobility event. The target AMF obtains a path switch request from a target next generation Node B (gNB). The path switch request includes a UE identifier and a source AMF identifier. The target AMF compares the source AMF identifier with a target AMF identifier, and responsive to a determination that the source AMF identifier is different than the target AMF identifier, the target AMF provides a UE context transfer request to the source AMF. The target AMF obtains the UE context from the source AMF and processes the path switch request to update a core network path for a session of the UE. The target AMF also provides a path switch response to the target gNB.
US11825352B2 Mobile-terminated packet transmission
Methods, apparatus circuitry, and storage media are described for mobile-terminated packet transmissions. In one embodiment, an apparatus of a control plane device configured to operate within an evolved packet network core identifies a first service flow event trigger associated with a first packet data unit (PDU) session and processes a path reselection for a first PDU session in response to the first service flow event trigger, wherein the path reselection determines a new gateway for the first PDU session resulting from the path reselection. Transmission of a change notification to an application server controller associated with the first PDU session is initiated in response to the path reselection. Transmission of a routing update to the new gateway in response to the path reselection is also initiated. In various embodiments, the trigger may be a mobility event, a load balancing event, or operations in association with an application server controller.
US11825348B2 Methods and apparatus for split PDCP scheduling
The apparatus of wireless communication may include a transmitter connected to a receiver through a split carrier including a first carrier and a second carrier, and the transmitter may be configured to schedule transmission data at PDCP level by splitting the transmission data to first packets and second packets based on a relative scheduling delay between the first carrier and the second carrier, and scheduling the first packets and the second packets on different links based on a scheduling proportion, and transmit the first packets via the first carrier and the second packets via the second carrier. The transmitter may sequentially transmit the transmission data starting at an offset as the second packets to a second RLC level associated with the second carrier, wherein the offset is determined based on the relative scheduling delay.
US11825345B2 Secure creation of application containers for fifth generation cellular network slices
Systems, methods, and computer-readable media for the secure creation of application containers for 5G slices. A MEC application in a MEC layer of a 5G network can be associated with a specific network slice of the 5G network. A backhaul routing policy for the MEC application can be defined based on the association of the MEC application with the specific network slice of the 5G network. Further, a SID for the MEC application that associates the MEC application with a segment routing tunnel through a backhaul of the 5G network can be generated. A MEC layer access policy for the MEC application can be defined based on the SID for the MEC application. As follows, access to the MEC application through the 5G network can be controlled based on both the backhaul routing policy for the MEC application and the MEC layer access policy for the application.
US11825344B2 Compressed measurement feedback using an encoder neural network
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may perform a measurement operation to attain multiple measurements to report to a base station. The measurements may correspond to a first number of bits if reported. The UE may compress the measurements using an encoder neural network (NN) to obtain an encoder output indicating the measurements. This encoder output may include a second number of bits that is less than the first number of bits. The UE may report the encoder output to the base station in this compressed form. At the base station, the encoder output may be decompressed according to a decoder NN. Once the base station decompresses the encoder output, the UE and base station may communicate according to the measurements determined from the decompression. In some cases, the base station may perform load redistribution based on the measurements.
US11825340B2 Mitigation of negative delay via half CP shift
A receiver performing a half cyclic prefix (CP) shift on received subframes is disclosed, comprising: an analog to digital conversion (ADC) module; a cyclic prefix (CP) removal module coupled to the ADC module configured to retain a portion of cyclic prefix samples; a fast Fourier transform (FFT) module configured to receive samples from the cyclic prefix removal module, and to perform a FFT procedure on the received samples using a FFT window, the FFT window being shifted ahead based on the retained portion of cyclic prefix samples, to output an orthogonal frequency division multiplexed (OFDM) symbol; and a rotation compensation module coupled to the FFT module, the rotation compensation module configured to perform phase de-rotation of the OFDM symbol.
US11825330B2 Techniques for quality of service support in sidelink communications
Methods, systems, and devices for wireless communications are described. A first user equipment (UE) (e.g., a remote UE) may establish a relay connection for communicating with a network entity (e.g., a base station or a network device) via a second UE (e.g., a relay UE). The relay connection may include a sidelink connection and an access link connection. The remote UE may transmit a request to the network entity via the relay UE. The request may include a relay service code associated with the sidelink connection, as well as a request for quality of service (QoS) support for the relay connection. Based on the request, the network entity may determine a QoS configuration for the relay connection. The network entity may indicate the QoS configuration to the UEs via the relay connection. The UEs may adjust parameters of the relay connection to meet the specifications of the QoS configuration.
US11825329B1 Location-based resource allocation in 5G networks
Techniques for configuring a network system that includes a cellular network and a Wi-Fi network to support location-based resource allocation are discussed herein. To cover regions with weak cellular signal and/or with densely packed devices (e.g., a stadium during a football game), a network may use both cellular and Wi-Fi networks to provide coverage. In some examples, the system may configure a base station and a user device to enable automatic authentication of the user device to access a new Wi-Fi network. In response to a service request from the user device, the system may determine whether the Wi-Fi network can handle the service or switch a serving connection. The system may also determine whether the Wi-Fi network includes location-based applications that should be rendered at the user device.
US11825328B2 Power saving medium access in congested network environments
A Wi-Fi device in a WLAN network includes a processor and a transceiver adapted to be coupled to an antenna, and a power saving medium access in congested network environments algorithm that is activated after a Wi-Fi connection is established with its access point (AP). A Traffic Indication Map (TIM) bitmap in a TIM information element received in a beacon frame from the AP is analyzed to determine whether more than a predetermined number of bits (X) are set to indicate the AP has ≥1 buffered frame for ones of the Wi-Fi devices to conclude whether the WLAN is in a congested environment. When in a congested environment, transmissions responsive to the beacon are postponed by entering a sleep mode for a random period of time (P). After P expires, the sleep mode is exited and a poll frame is transmitted to the AP to try to gain medium access.
US11825321B2 Beam failure detection using mixed downlink reference signal
Aspects presented herein may improve the performance and/or efficiency of a BFD procedure for a UE, where the UE may use DMRS to perform the BFD to reduce the occasion(s) of configuring multiple or frequent CSI-RS resources sets for the UE. In one aspect, an apparatus measures RSRP of one or more reference signals in a reference signal set for a BFD, the one or more reference signals include at least one DMRS. Then the apparatus compares the measurement for the at least one DMRS to a threshold. Then the apparatus initiates or restarts a BFD timer or a BFR procedure based at least in part on the measurement.
US11825316B2 Random access channel (RACH) optimization in 5G networks
Methods, systems, and storage media are described for configuring RACH parameters in a cell in order to achieve the optimal RACH performance. In particular, some embodiments relate to determining RACH parameters based on RACH optimization targets. Other embodiments may be described and/or claimed.
US11825311B2 Method and device of checking integrity of packet using trust field in wireless distributed communication systems
A method of checking the integrity of a wireless distributed communication packet using a trust field in a wireless distributed communication system may comprise: allowing a first terminal to acquire a trust-field-generation-specific secret key of a second terminal; allowing the second terminal to generate a trust field utilizing all bits to be transmitted to the first terminal; allowing the second terminal to generate a first packet using the trust field and all the bits to be transmitted; allowing the second terminal to transmit the first packet to the first terminal; and allowing the first terminal to check the integrity of the first packet using the trust-field-generation-specific secret key and the trust field included in the first packet.
US11825307B2 Systems and methods of supporting device triggered re-authentication of slice-specific secondary authentication and authorization
Various aspects of the present disclosure include methods, network servers or components and user equipment devices configured to authorize network slices that are associated with services provided by external providers. Various aspects enable access and use of network slices by user equipment devices connected to a network (e.g., 5G or New Radio network) via network components associated with a service provider by generating an allowed network slice selection assistance information (Allowed NSSAI) and an Unauthorized NSSAI, and sending the Allowed NSSAI and Unauthorized NSSAI to a user equipment device.
US11825305B2 Device changing method and apparatus of wireless communication system
The present disclosure relates to a communication technique for converging IoT technology with a 5G communication system for supporting a higher data transmission rate beyond a 4G system, and a system therefor. A method and an apparatus for enabling inter-device profile movement using only two devices without separately carrying out identity verification or ID authentication verification are provided. The method includes receiving an input for moving a first profile installed in a first terminal, deleting the first profile on a first eUICC, generating, for data including first profile information, digital signature data of the first eUICC, and displaying data including the first profile information and the corresponding digital signature data as a QR code on a screen of the first terminal.
US11825304B2 Intelligent lighting control system secure connection control apparatuses, systems, and methods
The present disclosure provides intelligent lighting control systems. The lighting control systems include a switch control circuit including a processor configured to cause a transmitter communicably coupled to the processor to initiate direct wireless communication with a mobile electronic device via a wireless protocol, the mobile electronic device operating a mobile application and communicably coupled to a remote server system via a dual factor authentication. The processor is configured to broadcast a device pin to the mobile electronic device via the wireless protocol, wherein the device pin comprises one or more of a serial number, a UUID and an actuator state. The processor is configured to obtain Wi-Fi credentials from the application via an encrypted exchange with the mobile electronic device. The processor is configured to initiate an authentication sequence with the remote server system using the Wi-Fi credentials and the device pin.
US11825303B2 Method for performing verification by using shared key, method for performing verification by using public key and private key, and apparatus
A method and an apparatus for performing verification using a shared key are disclosed. The method includes: receiving, by a first network element, a registration request message from a second network element, where the registration request message includes a user identifier, first network identifier information, and second network identifier information, the second network identifier information is obtained by processing the first network identifier information by using a shared key, and the shared key is a key used between the first network element and the second network element; verifying, by the first network element, the registration request message by using the shared key; and sending, by the first network element, a registration response message to the second network element. When receiving a registration request from a visited network, a home network verifies the registration request message by using a shared key, to avoid a spoofing attack from the visited network.
US11825297B2 Method and apparatus of handling control signaling for inter-user equipment (UE) coordination information in a wireless communication system
A method and apparatus are disclosed. In an example from the perspective of a first User Equipment (UE), the first UE generates a message requesting inter-UE coordination information, wherein the message includes information associated with a first priority value. The first UE generates a Medium Access Control (MAC) Protocol Data Unit (PDU) including the message. The first UE sets a value of a priority field in a first sidelink control information (SCI) based on a second priority value of the message, wherein the second priority value of the message is a configured value and/or a lowest priority value among a defined set of priority values. The first UE transmits the first SCI to one or more UEs including a second UE, wherein the first SCI schedules a first Physical Sidelink Shared Channel (PSSCH) transmission for transmitting the MAC PDU.
US11825293B2 Relations between beam group beam failure recovery and cell level beam failure recovery
In operation, the UE in the cell (SpCell/SCell) may be configured to operate with beam group specific BFRs, cell-level BFRs, or combinations of them under a beam failure configuration that is determined according to various rules. A method of wireless communication performed by a user equipment (UE) and a UE is disclosed. The method includes determining a beam failure configuration for a serving cell, the beam failure configuration including at least one of a beam failure parameter of a beam group or a beam failure parameter of a cell; and detecting, in the serving cell based at least in part on the beam failure configuration, a beam failure recovery (BFR) based at least in part on the beam failure configuration. The beam failure configuration is determined based on various rules that control the operation of the BFR.
US11825292B2 Physical access control systems with localization-based intent detection
Systems and techniques for a physical access control systems with localization-based intent detection are described herein. In an example, an access control system may regulate access to an asset. The access control system is adapted to receive a credential from a key device associated with a user using a first wireless connection. The access control system may be further adapted to verify the credential with a preliminary authentication for the asset. The access control system may be further adapted to establish a second wireless connection with the key device in response to verifying the credential with the preliminary authentication. The access control system may be adapted to determine an intent of the user to access the asset. The access control system may identify the credential includes a pattern in the preliminary authentication. The access control system may be further adapted to provide a command to grant access to the asset.
US11825288B2 Loudspeaker array passive acoustic configuration procedure
An example method of operation includes identifying a venue geometry from a stored value, determining a venue polar representation based on the venue geometry, selecting one or more loudspeaker types to place in the venue based on the venue geometry and one or more target sound pressure levels (SPLs), selecting one or more locations in the venue to place the one or more loudspeakers, identifying one or more angles to position the one or more loudspeakers in the venue at the selected locations, and generating a display model of a loudspeaker arrangement comprising a selected number of speakers and one or more filters to apply to the one or more loudspeakers.
US11825284B2 Acoustic diaphragm, manufacturing method therefor, and acoustic device
Provided is an acoustic diaphragm with required properties for a vibrating part and an edge part thereof. The acoustic diaphragm comprises a vibrating part 11 and an edge part 12 located at an outer periphery of the vibrating part, wherein the vibrating part comprises a thermoplastic liquid crystal polymer (TLCP) having a certain composition; the edge part comprises a TLCP having a same composition as the TLCP of the vibrating part; and the vibrating part 11 and the edge part 12 have elastic moduli Ed and Ee measured by nanoindentation technique, respectively, which satisfy the following formula: Ed>Ee. For example, a ratio Ed/Ee of the elastic modulus Ed of the vibrating part 11 to the elastic modulus Ee of the edge part 12 may fall within a range of from 1.05 to 5.0.
US11825282B1 Portable wireless sound system
A portable wireless sound system comprising at least two speakers is provided. A first speaker is determined to be a host speaker by having a wireless connection to a source device, such that the host speaker receives audio data from the connected source device, outputs the audio data signal, and plays audio. One or speakers are determine to be a satellite speaker by not having a connection to a source device, such that the satellite speakers receive audio data from the host speaker and play audio.
US11825280B2 Multi-mode wireless microphone apparatus
A wireless microphone apparatus includes a wireless microphone, a wireless receiver, an external earphone microphone, an external earphone, and a recording device. The wireless microphone includes a transmission and reception circuit. The wireless receiver includes external earphone microphone volume control circuit, a reception and transmission circuit, and an output port. The external earphone microphone is connected with the wireless receiver. The external earphone is connected with the wireless microphone. After the output port is electrically connected with the recording device, the wireless microphone provides a sound reception function, and the external earphone microphone volume control circuit of the wireless receiver controls an audio signal of the external earphone microphone to be supplied to the recording device simultaneously.
US11825274B2 Electronic module for a hearing device
The present disclosure relates to an electronic module for a hearing device. The electronic module comprises at least one electronic component for a hearing device and an embedding material covering the electronic component. The electronic component comprises at least one restricted area which is free from the embedding material. The restricted area is surrounded at least partially by a zone and the zone is covered by an attaching material. The attaching material covering the zone has a mold part formed by molding and freely formed edge facing the restricted area.
US11825272B2 Assistive listening device systems, devices and methods for providing audio streams within sound fields
Embodiments herein relate to assistive listening devices and systems for providing audio streams to device wearers within sound fields. In an embodiment an assistive listening device is included having a control circuit, an electroacoustic transducer for generating sound in electrical communication with the control circuit, a power supply circuit in electrical communication with the control circuit, and a communications circuit in electrical communication with the control circuit. The control circuit can be configured to issue a communication to an audio communication device or audio provisioning device including at least one of a language preference, a set of hearing requirements, data regarding a presentation delay, and an authorization status identifier, digital code, digital token, or digital key specific to a wearer of the assistive listening device. Other embodiments are also included herein.
US11825269B2 Feedback elimination in a hearing aid
A hearing aid includes an input unit, an output unit, a signal processing unit connected to the input unit and output unit, where the input unit, the signal processing unit and the output unit form part of a forward path of the hearing aid, where the signal processing unit is configured to apply a forward gain to the at least one electric input signal or a signal originating therefrom. The hearing aid further includes a feedback reduction unit configured to reduce risk of howl due to acoustic, electrical, and/or mechanical feedback of an external feedback path from the output unit to the input unit. The feedback reduction unit is configured to modulate the forward gain in time to provide that the forward gain exhibits an increased or unchanged forward gain in one or more first time periods and a reduced forward gain in one or more second time periods.
US11825265B2 Electrostatic transducer and diaphragm
An electrostatic transducer, a diaphragm (2) therefor, and corresponding methods of manufacture are disclosed. The electrostatic FIG. 1 transducer is preferably for use in a motor vehicle. A composite laminated diaphragm (2) is manufactured by providing a first insulating layer (4), providing a conductive layer (6) on a surface of the first insulating layer (4), and bonding a second insulating layer (10) to the conductive layer (6) such that the second insulating layer (10) extends over the conductive layer (6). The first and second insulating layers (4, 10) each comprise a sheet of uncharged insulating material. The thickness of the composite laminated diaphragm (2) is less than 20 μm. Manufacturing the electrostatic transducer comprises securing a first conductive stator, a first insulating spacer and the diaphragm (2) in a stack with the first insulating spacer between the first conductive stator and the diaphragm (2) to provide a spacing of less than 1 mm between the first conductive stator and the diaphragm (2).
US11825260B2 Earphone
An earphone includes a housing, a first eartip, and a second eartip. The earphone has a first use state and a second use state. In the second state, the second eartip engages with the housing and a vent channel is provided to communicate with an inner space of the housing and an exterior of the earphone. In the first state, the first eartip engages with the housing and the vent channel is blocked. A distance of the first eartip inserted into an auditory meatus in the first state is less than a distance of the second eartip inserted into the auditory meatus in the second state.
US11825259B2 Speaker device
The present disclosure relates to a speaker device including a circuit housing, an ear hook, a rear hook, and a speaker assembly. The speaker assembly may include a headphone core and a housing for accommodating the headphone core, the housing may include a housing panel facing a human body and a housing back opposite to the housing panel, and the headphone core may cause the housing panel and the housing back to vibrate. An absolute value of a difference between a first phase of a vibration of the housing panel and a second phase of a vibration of the housing back may be less than 60 degrees when a frequency of each of the vibration of the housing panel and the vibration of the housing back is between 2000 Hz and 3000 Hz.
US11825258B2 Headset assembly using bone conduction
A bone conduction-using headset: a pair of main bodies (200), a pair of unit bodies (220); a pair of suspenders (210), each of the suspenders having a shape of letter “U”;and a connector (240) connected to the main bodies (200) wherein: each of the main bodies extends downward at a rear side R of the ear E of the user P, has a length longer in a longitudinal direction thereof than in a transverse direction thereof; the connector (240) is connected to and extends from ends of the main bodies (200) toward a rear side of a neck N of the user P at a wearing inclination angle a with respect to a longitudinal axis C of the main body (200); and an inner circumference part R of the connector (240) is located around the rear side of the neck N of the user P.
US11825254B2 Server and method for energy resource monitoring and customer engagement
A system for resource monitoring and engagement, the system comprising: a server, coupled to an internet, comprising: a meter reading processor, configured to communicate with a resource monitor that is disposed within radio range of resource meters that transmit radio signals indicative of meter identifiers and current readings, where the resource monitor: determines whether the radio signals are of a fixed frequency or frequency hopping transmission protocol by scanning each of a plurality of channels for a time period and counting hits of desired meter identifiers within the each of the plurality of channels; decodes the radio signals according to a determined transmission protocol to obtain corresponding meter identifiers and readings; and transmits the corresponding meter identifiers and readings over the internet, and where the meter reading processor creates and updates a corresponding plurality of records in a resource database that indicate resource consumption of corresponding facilities; and an engagement processor, that causes an alert to be transmitted based on analyses of the resource consumption to provide notification of an unusual pattern of resource consumption.
US11825246B2 Electrical panel for identifying devices using power data and network data
Devices in a building may be identified using a combination of power monitoring and network monitoring. Power monitoring may be performed by obtaining a power monitoring signal and processing the power monitoring signal with models to determine information about one or more devices in the building. Network monitoring may be performed by receiving network packets transmitted by devices in the building and processing the data of the network packets to determine information about one or more devices in the building. For some devices and some implementations, information about a device may be determined by using both power monitoring and network monitoring.
US11825245B2 Image processing device, image display system, image processing method, and program
The present invention provides an image processing device that reproduces the color of an input image more faithfully under different environment illumination without the need to prepare a different signal separation LUT for different environment illumination. An image processing device in one embodiment of the present invention generates data for generating an overlap image by overlapping an image formed by an image forming device and an image projected by an image projection device. The image processing device includes a generation unit configured to, based on input image data, generate first image data for the image forming device and second image data for the image projection device, a first acquisition unit configured to acquire environment illumination information relating to environment illumination in generating the overlap image, and a correction unit configured to correct the second image data based on the environment illumination information.
US11825244B2 Planar light circuit and arrangement with planar light circuit
A planar light circuit comprises a substrate and a first pixel. The first pixel comprises a first number N of laser diodes, a first waveguide located on the substrate, a first number N of inlets which couple the first number N of laser diodes to the first waveguide and a first outlet. The first waveguide couples the first number N of inlets to the first outlet.An arrangement comprises the planar light circuit. The arrangement is realized as data glasses.
US11825235B2 Electronic device for processing image and image processing method thereof
An electronic device according to an embodiment of the disclosure includes: a memory, and a processor electrically connected to the memory, wherein the memory stores a high dynamic range image and dynamic metadata including dynamic tone mapping information corresponding to a plurality of frames included in the high dynamic range image, and wherein the memory stores instructions that, when executed, cause the processor to: control the electronic device to transmit a packet including data obtained by combining one frame among the plurality of frames and a part of the dynamic metadata corresponding to the one frame among the dynamic metadata to an external electronic device in response to an image request from the external electronic device.
US11825234B2 Image processing apparatus and operation method thereof
Provided is an image processing apparatus for generating a high-resolution image. The image processing apparatus includes a memory storing one or more instructions and a processor configured to execute the one or more instructions stored in the memory, wherein the processor is configured to extract feature information regarding a low-resolution image of a current frame by using a first convolutional neural network, generate, based on the feature information, a first high-resolution image of the current frame, remove flickering of the first high-resolution image by using a high-resolution image of a previous frame, and remove flickering of a high-resolution image of a next frame by using at least one of a flickering-removed second high-resolution image of the current frame, or the feature information.
US11825232B2 Radiation imaging apparatus and radiation imaging apparatus control method
A radiation imaging apparatus includes a pixel array including a plurality of pixels, and a readout circuit configured to read out a signal from the pixel array, each of the plurality of pixels including a conversion element configured to convert a radiation into an electrical signal, and a sample-and-hold circuit configured to perform sampling-and-holding a plurality of times on a signal from the conversion element in response to the radiation. The radiation imaging apparatus further includes a processing unit configured to perform processing of determining timings of the plurality of times of the sampling-and-holdings based on information about temporal change in radiation energy of the radiation obtained based on a signal read out by the readout circuit, and a control unit configured to perform control so that the plurality of times of sampling-and-holdings is performed by the sample-and-hold circuit at the timings determined by the processing unit.
US11825223B2 Imaging device and driving method thereof
An imaging device includes multiple pixels, a first analog-to-digital (AD) converter and a second AD converter that receive analog signals read from the pixels and output digital signals the analog signals, a first frame memory, and an image processor. The analog signals include a reset signal representing a reset level and a pixel signal representing an image of a subject. The first frame memory temporarily stores a first digital signal that is one of the digital signals, corresponding to the reset signal, output from the first AD converter and the second AD converter. The image processor outputs a difference between the first digital signal stored on the first frame memory and a second digital signal that is another one of the digital signals, corresponding to the pixel signal on pixels from which the reset signal is read, output from the first AD converter and the second AD converter.
US11825222B2 Image demosaicing taking account of chromatic aberration
A method of chromatically-corrected image demosaicing for a sensor with a colour filter array (CFA) such as a Bayer filter array. The demosaicing makes use of local chromatic aberration correction data to determine chromatically-corrected pixel positions for spatial interpolation. In implementations a chromatically-corrected quadratic adjustment is also applied.
US11825221B2 Sensor system with low power sensor devices and high power sensor devices
In one embodiment, a sensor device includes a sensor configured to obtain sensor data and a communication interface configured to communicate with a set of secondary sensor devices. The set of secondary sensor devices comprise a set of secondary sensors and a set of secondary processing devices. The set of secondary sensors obtain additional sensor data. The set of secondary processing devices process the additional sensor data based on a set of secondary machine learning models, and generate activation data based on the additional sensor data. The sensor device also includes a processing device. The processing device is also configured to receive the activation data from the set of secondary sensor devices and cause the sensor to obtain first sensor data based on the activation data. The processing device is further configured to generate one or more inferences based on the first sensor data and a machine learning model.
US11825220B2 Operation method of imaging device
An imaging device including a miniaturized pixel is provided. A pixel is provided with a photoelectric conversion element, a first transistor, a second transistor, and a capacitor. One electrode of the photoelectric conversion element is electrically connected to one of a source and a drain of the first transistor. The other of the source and the drain of the first transistor is electrically connected to a gate of the second transistor. The gate of the second transistor is electrically connected to one electrode of the capacitor. In a first period, a first potential is supplied to the other electrode of the capacitor and the first transistor is set in an on state so that imaging data corresponding to illuminance of light delivered to the photoelectric conversion element is written to the pixel. Furthermore, in a second period, a second potential is supplied to the other electrode of the capacitor so that the imaging data is read from the pixel.
US11825219B2 Pixel matrix with rapid regrouping
A matrix-array detector includes a set of pixels that are sensitive to a physical effect and arranged in a matrix array in at least one row and columns, each pixel generating a signal dependent on the physical effect, Q column conductors, each connecting the one or more pixels of one and the same column and intended to transport the signals generated by the pixels. The detector further comprises N multiplexers configured to operate simultaneously, each multiplexer receiving the signals from K column conductors, K being greater than or equal to 2, Q being at least equal to K2. The columns and associated conductors are ordered according to their physical distribution, q representing a current column. The N multiplexers are ordered from 1 to Q/K, n representing the rank of the current multiplexer. The column of rank q, where q is between 1 and K2, is connected to the multiplexer of rank n=q modulo K. Downstream of the multiplexers, the detector comprises a network of switches allowing signals present at the outputs of the multiplexers to be mixed.
US11825217B2 Image sensing device
Disclosed is an image sensing device including a pixel array, wherein the pixel array includes a first sub-pixel array including pixels each having a green filter and disposed in a first diagonal direction, and pixels each having a white filter and disposed in a second diagonal direction, a second sub-pixel array including pixels each having the green filter and disposed in the first diagonal direction, and pixels each having the white filter and disposed in the second diagonal direction, a third sub-pixel array including pixels each having a red filter and disposed in the second diagonal direction, and pixels each having the white filter and disposed in the first diagonal direction, and a fourth sub-pixel array including pixels each having a blue filter and disposed in the second diagonal direction, and pixels each having the white filter and disposed in the first diagonal direction.
US11825216B2 Image sensor
An image sensor includes a pixel array with pixels arranged in a first direction and a second direction, intersecting the first direction. Each of the pixels includes a photodiode, a pixel circuit below the photodiode, and a color filter on or above the photodiode. A logic circuit acquires a pixel signal from the pixels through a plurality of column lines extending in the second direction. The pixels include color pixels and white pixels, the number of white pixels being greater than the number of color pixels. The pixel circuit includes a floating diffusion in which charges of the photodiode are accumulated and transistors outputting a voltage corresponding to amounts of charges in the floating diffusion. Each of the color pixels shares the floating diffusion with at least one neighboring white pixel, adjacent thereto in the second direction, among the white pixels.
US11825214B2 Camera device and image generation method of camera device
A camera device according to an embodiment may include: an image sensor which generates first Bayer data having a first resolution; and a processor which performs deep learning on the basis of the first Bayer data to output second Bayer data having a second resolution higher than the first resolution.
US11825213B2 Removal of image capture device from omnidirectional image created by stitching partial images
An image processing system includes a joining processing unit configured to perform a joining process to join input images captured by an image capturing device and generate an output image the image capturing device being reflected in each of the input images; and an acceptance unit configured to receive selection of one of a plurality of modes for the joining process. The plurality of modes has a first mode to generate an output image in which at least a part of the image capturing device is reflected, through the joining process; and a second mode to, through the joining process, generate an output image whose area where the image capturing device is reflected is smaller than an area where the image capturing device is reflected in the output image in the first mode or generate an output image in which the image capturing device is not reflected.
US11825208B2 Image capturing apparatus capable of continuous shooting, lighting device, and methods of controlling them
An image capturing apparatus communicates with a strobe device used for image capturing and acquires preliminary light emission result information performed by the strobe device. A light control process for determining a light amount of main emission by the strobe device for main image capturing is executed based on the acquired preliminary light emission result information. In a case where an image capturing frequency for repeating image capturing is higher than a threshold value, information which is different from information on the light amount of main emission and is used for settings of preliminary light emission or main light emission is communicated by dividing the information into information acquired by a first communication processing before preliminary light emission and information communicated by a second communication processing after preliminary light emission.
US11825205B2 Computer implemented method and a system for obtaining a camera setting
The present disclosure relates to a computer implemented method and system for obtaining an image sensor exposure setting for use in capturing an image using a main flash. The method comprises the steps of obtaining first pre-image data related to a first pre-image captured using a predetermined first image sensor pre-image exposure setting, wherein the first pre-image is captured while emitting a flash of a predetermined first pre-flash energy; obtaining second pre-image data related to a second pre-image captured using a predetermined second image sensor pre-image exposure setting, wherein the second pre-image is captured while emitting a flash of a predetermined second pre-flash energy different than the first pre-flash energy; determining a flash effected area in the second pre-image in which a predetermined ratio of the image sensor pixel values have changed from the first pre-image; and determining the image sensor exposure setting for use in capturing the image based on the first and the second set of image senor pixel values in the flash affected area, the predetermined first and second image sensor pre-image exposure setting and a relation between a predetermined main flash energy, the energy of the predetermined first pre-flash and the energy of the predetermined second pre-flash, respectively.
US11825202B2 Electronic device with auxiliary lighting function and operation method thereof
An electronic device with an auxiliary illumination function and an operation method thereof are provided. The electronic device includes a first body, a display screen, a light-emitting module, and a processing module. The first body has a first surface. The first surface includes a screen area and a border area, and the border area surrounds the screen area. The display screen is disposed in the screen area of the first body. The light-emitting module is disposed in the border area of the first body. The processing module is disposed in the electronic device and is coupled to the display screen and the light-emitting module. The processing module activates the light-emitting module in the border area to emit an auxiliary illumination light according to a required condition.
US11825191B2 Method for assisting the acquisition of media content at a scene
A method for assisting the acquisition of a media content at a scene provided with at least one main acquisition unit connected to a server is disclosed. The method includes performing by a processing unit of the server: receiving, from an electronic device including a secondary acquisition unit, a request for acquiring a media content at the scene, the request including data representative of acquisition conditions at the secondary acquisition unit; and providing in response a first media content generated as a function of data representative of acquisition conditions at the secondary acquisition unit from generic media content outputted by the at least one main acquisition unit.
US11825181B2 System with image sensors combination and device for generating single and compound field of view images
Provided is a system with image sensors combination, including: a plurality of image sensors located in a same semiconductor chip package; and a controller for controlling the plurality of image sensors to operate in coordination, wherein each image sensor includes: a plurality of photosensitive pixel cells to be simultaneously exposed to generate analog photosensitive signals; an analog-to-digital converters for converting the analog photosensitive signals generated by the plurality of photosensitive pixel cells into image sensor signals; and a timing circuit for controlling the generation, readout, and transmission of electrical signals.
US11825178B2 System and a method for creating and sharing content anywhere and anytime
The present invention relates to a non-transitory medium storing instructions that, when executed by one or more processors, cause the one or more processors to perform operations comprising: providing (1002) one or more first media (1161) in the background by first user (102) by using first user device (104); providing (1004) one or more second media (1162) as foreground picture-in-picture overlay and/or as segmented display by first user (102) by using first user device (104); capturing (1006) plurality of first media (1161) slides navigation changes and/or screen pointer movements and/or screen marker animation in sync with timeline of the one or more second media as interactivity data and/or cue points, as per the first user's (102) haptic interaction with the first user device (104), through the authoring module (106); storing (1008) one or more first media (1161), one or more second media (1162), with or without cue points, and/or interactivity data as interactive content as network-based resource; sharing (1010) interactive content (1165) with one or more second users (114) to access on their one or more second user devices (112); loading (1012) associated one or more first media (1161) as plurality of first media (1161) slides and one or more second media (1162); and rendering and playing (1014) one or more second media (1162) and dynamically changing, displaying relevant first media (1161) from plurality of first media (1161) as per cue points and/or interactivity data in sync with second media (1162) timeline.
US11825176B2 Automatically processing content streams for insertion points
A video packaging and origination service can process requests for content segments from requesting user devices. The video packaging and origination service can processing video attributes, audio attributes and social media feeds to dynamically determine insertion points for supplemental content. Additionally, the video packaging and origination service can identify supplemental content utilizing the same attribute information.
US11825175B2 Systems, methods, and storage media for updating media stream metadata in a manifest corresponding a media stream package
Systems, methods, and storage media for updating a media stream manifest corresponding a media stream package are disclosed. Exemplary implementations may: receive an original manifest corresponding to a media stream and a revised manifest corresponding to an updated version of the media stream; determine an identifier of the track of the media stream based on a combination of metadata in the original manifest; determine an identifier of a corresponding track of the updated version of the media stream based on a combination of metadata in the revised manifest; determine new metadata in the revised manifest that is not included in the existing manifest; generate a delta manifest of the new metadata; and insert the new metadata into the corresponding portions of original manifest and storing the resulting data structure to a data store associated with stored media objects for the updated to thereby generate a final manifest.
US11825172B2 Display apparatus
A display apparatus and an information alert method are disclosed. The method includes: while a first display is playing, controlling, according to acquired alert information, a second display to display an information alert interface, where the alert information displayed on the information alert interface is configured for indicating a state of at least one terminal device connected with the display apparatus.
US11825170B2 Apparatus and associated methods for presentation of comments
An apparatus configured to: receive comment information from a first device associated with audio-visual content for presentation at a second device and a comment time indicative of a time during the audio-visual content; receive timing information from the second device indicative of a time during the audio-visual content that is currently being presented; determine a relevant-comment time; and wherein if the time during the audio-visual content that is currently being presented at the second device is greater than the relevant-comment time, display the comment with the audio-visual content presented at the second device at a delayed time comprising: a) a time during the audio-visual content at which there is a reoccurrence of a first event that occurred in the audio-visual content at the comment time; or b) a time during the audio-visual content at which there is a second event, different to but similar to the first event.
US11825165B2 Method of determining video resolution, computing device, and computer-program product
A method of determining video resolution is provided. The method of determining video resolution includes: determining a CDN corresponding to a video to be played in response to a video loading signal; acquiring a history network speed corresponding to the CDN; and determining an initial resolution of the video to be played according to the history network speed corresponding to the CDN. A computing device, and a non-transitory computer-program product are also provided.
US11825162B2 Management and delivery of over-the-top services over different content-streaming systems
Provided is a system that includes a circuit to generate an interactive item based on a request received from a first distribution network or a second distribution network. The interactive item is overlaid over a media item present in media content. The circuit then activates the generated interactive item overlaid over the media item of the media content. Further, the circuit receives an event trigger, from a client application engine operational on a user device associated with a user, for a selection of the activated interactive item. A personalized list is generated for the event trigger for the selection of the interactive item. Further, the generated personalized list is transmitted for a display for a defined time duration, to one of the first distribution network, the second distribution network or the client application engine operational on the user device.
US11825160B2 Automated content identification for binge watching of digital media using auto-skip processing
“Binge watching” of multiple episodes of a program is improved by the player device automatically skipping repeated portions of the program. Opening and closing credit scenes, for example, can be automatically skipped to thereby allow the viewer to progress through the entire season of programming at an even faster rate than was previously thought possible. Programming to be skipped may be identified by detecting audio or other digital fingerprints in the content itself, for example. Content to be skipped may be identified to the playback device according to anchor points or other references in the programming itself.
US11825156B1 Computer system for processing multiplexed digital multimedia files
To perform evidentiary analysis on media files generated by a video surveillance system, a media file is analyzed to determine the format of the media file. Information about that format is used to decode media files from that video surveillance system into separate streams of media data. A computer system assists a person in defining logical parameters that can be used to parse and decode a media file of a particular type and outputs corresponding format data. The format data includes data that instructs a decoder how to decode media files of that type. A second computer system that provides analysis tools includes the decoder, which receives one or more media files of a particular type and corresponding format data for that type. The second computer system can access and process each of the separate streams individually for playback or other image or media processing.
US11825149B2 Advanced layer editor
Disclosed herein are system, method, and computer program product embodiments for designing a channel's interface. An embodiment operates by a client device—(i) receiving an input for designing the channel's interface; (ii) determining an input event based on the input; (iii) creating a command based on the input event; and (iv) routing the command to a host device so that the host device determines a feature of the channel therefrom. Another embodiment operates by a host device—(i) receiving a command for a design for the channel's interface from a client device, the command may comprise a unique identifier and based on user input provided on the client device; (ii) identifying the command based on the command's unique identifier; (iii) determining a response based on the command; (iv) determining a feature of the channel based on the response; and (v) incorporating the feature into the interface of the channel.
US11825146B2 System and method for storing multimedia files using an archive file format
Techniques and mechanisms described herein facilitate the storage of digital media recordings. According to various embodiments, a system is provided comprising a processor, a storage device, Random Access Memory (RAM), an archive writer, and a recording writer. The archive writer is configured to retrieve a plurality of small multimedia segments (SMSs) in RAM and write the plurality of SMSs into an archive container file in RAM. The single archive container file may correspond to a singular multimedia file when complete. New SMSs retrieved from RAM are appended into the archive container file if the new SMSs also correspond to the singular multimedia file. The recording writer is configured to flush the archive container file to be stored as a digital media recording on the storage device once enough SMSs have been appended by the archive writer to the archive container file to complete the singular multimedia file.
US11825140B2 Methods and apparatus to correlate census measurement data with panel data
Methods, apparatus, and systems are disclosed to correlate census measurement data with panel data. An example system includes accessing means to access a message sent from a requesting device in response to accessing media that includes a tag causing the requesting device to send the message to a monitoring entity with an identification of a geographic location of the requesting device and media identifying information. The example system also includes identification means to determine locations of a plurality of panelist homes and compare the geographic location of the requesting device with the locations of the panelist homes. The example system also includes associating means to identify a user of the requesting device as a panelist residing at the first panelist home and associate the media identifying information with panelist data associated with the first one of the panelist homes.
US11825135B2 Information processing apparatus, information processing method, reproduction processing apparatus, and reproduction processing method
To provide an information processing apparatus, an information processing method, a reproduction processing apparatus, and a reproduction processing method that provide a user with a viewing experience with a high degree of freedom. A data input unit acquires data of a three-dimensional space configured as a single spatial three-dimensional object including a plurality of three-dimensional objects. A preprocessing unit generates three-dimensional object-specifying information for identifying a specific three-dimensional object included in a three-dimensional space. A file generation unit generates a file including data of a three-dimensional space and three-dimensional object-specifying information generated by the preprocessing unit.
US11825132B2 Thermostat, system and method for providing awareness in a hospitality environment
A system and method for providing awareness in a hospitality environment are presented. In one embodiment, a vertical and horizontal array of thermostats is provided and each thermostat includes an identification corresponding to a room in which the thermostat is placed. Each thermostat includes a wireless transceiver that periodically transmits an identification beacon signal that is received by a proximate wireless-enabled programmable interactive device. The proximate wireless-enabled programmable interactive device, in turn, broadcasts data packets including an indication of the strength of thermostat identification signals received. The broadcasts are received by a server via an array of wireless routers. A location of the proximate wireless-enabled programmable interactive device is determined based on the signal strength information in the data packets.
US11825131B2 Using ATSC 3.0 to augment in-stadium video feeds
Techniques are described for using ATSC 3.0 to augment in-stadium (including in-arena) video feeds. In addition to a central stadium large screen view, spectators can use their mobile devices or view wall-mounted TVs around the stadium to receive in-stadium special feeds broadcast using ATSC 3.0, but not necessarily broadcast beyond the stadium and its environs.
US11825129B2 Segmentation method and method for signaling segmentation of a coding tree unit
A method for encoding at least one image, including subdividing the image into a plurality of blocks and subdividing at least one current block into a first portion and a second portion. The first portion has a rectangular or square shape and the second portion complements the first portion in the current block. The second portion has a geometric shape with m sides, wherein m>4. Then the first and second portions are encoded.
US11825128B2 Method and apparatus for dynamic point cloud partition packing
A method of dynamic point cloud partition packing is by at least one processor and includes obtaining one or more region of interest (ROI) patches from an ROI of a point cloud, and attempting to pack, into one among tiles of a tile map, one among the obtained one or more ROI patches, in a tile scan order. The method further includes identifying whether the one among the one or more ROI patches is packed successfully into the one among the tiles, and based on the one among the one or more ROI patches being determined to be not packed successfully into the one among the tiles, chunking the one among the one or more ROI patches into multiple ROI patches.
US11825125B2 Signaling of general constrain information
Methods, systems, and devices for signaling of general constraint information are described. An example method of video processing includes performing a conversion between a video including one or more pictures and a bitstream of the video according to a rule. The rule specifies that a syntax structure in a profile-tier-level syntax structure is after a syntax element. The syntax structure includes information related to general constraint information (GCI) for the bitstream. The syntax element indicates a level to which an output layer set associated with the profile-tier-level syntax structure conforms.
US11825124B2 Scaling window in video coding
Video processing, including video coding, video decoding and video transcoding, is described. One example method includes performing a conversion between a video comprising a video picture and a bitstream of a video according to a rule, where the rule specifies that syntax elements indicate a first width and a first height of a scaling window for the video picture, and where the rule specifies that a range of permissible values for the syntax elements include values greater than or equal to two times a second width of the video picture and two times a second height of the video picture.
US11825122B2 Method and apparatus for processing video content with ALF and CCALF
The present disclosure provides systems and methods for processing video content. The method can include: receiving a bitstream comprising video content; determining whether a first signal associated with the video content satisfies a given condition; and in response to the determination that the first signal satisfies the given condition, disabling both a cross component adaptive loop filter (CCALF) process and a chroma adaptive loop filter (ALF) process.
US11825121B2 Method for access unit delimiter signaling
There is included a method and apparatus comprising computer code configured to cause a processor or processors to perform obtaining video data, determining an access unit delimiter syntax of at least one network abstraction layer (NAL) unit of the video data, determining whether the access unit delimiter syntax indicates a slice type value of the NAL unit, determining whether the access unit delimiter syntax of the NAL unit indicates at least one of a video coding layer (VCL) value and an access unit order count value of the NAL unit, and signaling access unit boundary values of the NAL unit according to whether the access unit delimiter syntax indicates at least one of the slice type value, the VCL value, and the access unit order count value.
US11825118B2 Method and apparatus for a primary transform using an 8-bit transform core
A method of decoding or encoding including receiving information regarding a video sequence for encoding or decoding, determining, for the encoding or decoding of the video sequence, whether to use a first transform core matrix that is of a first size type or a second transform core matrix that is of a second size type, and based on the determining, transmitting information that causes the video sequence to be encoded or decoded using the determined first transform core matrix or second transform core matrix.
US11825117B2 Encoding method and apparatus therefor, and decoding method and apparatus therefor
Provided is a video decoding method including: determining an inter prediction mode of a current block when the current block is inter-predicted; determining at least one reference sample location to be referred to by the current block, based on the inter prediction mode of the current block; determining filter information to be applied to at least one reconstructed reference sample corresponding to the at least one reference sample location, based on the inter prediction mode of the current block; performing filtering on the at least one reconstructed reference sample, based on the filter information; and decoding the current block by using prediction samples generated via the filtering.
US11825116B2 Predictive coding for 360-degree video based on geometry padding
A video coding system (e.g., an encoder and/or a decoder) may perform face-based sub-block motion compensation for 360-degree video to predict samples (e.g., of a sub-block). The video coding system may receive a 360-degree video content. The 360-degree video content may include a current block. The current block may include a plurality of sub-blocks. The system may determine whether a sub-block mode is used for the current block. The system may predict a sample in the current block based on the sub-block level face association. For a first sub-block in the current block, the system may identify a first location of the first sub-block. The system may associate the first sub-block with a first face based on the identified first location of the first sub-block. The system may predict a first sample in the first sub-block based on the first face that is associated with the first sub-block.
US11825111B2 Prediction image generation device, moving image decoding device, moving image encoding device, and prediction image generation method
A moving image decoding method for generating prediction images by a device is provided. First and second prediction image are generated. Bidirectional prediction gradient change prediction processing is performed by using a first shift value and difference values of horizontally neighboring samples and vertically neighboring samples in the first and second prediction images to generate a first, second, third and fourth gradient images. Motion information is derived by using the first and second prediction images, the first, second, third and fourth gradient images, a second shift value, and a third shift value. Motion compensation correction value is derived by using the motion information and the first, second, third and the fourth gradient images. The third prediction image is generated by using the first and second prediction images and the motion compensation correction value. The first, second and third shift values are derived based on a pixel bit length of eight.
US11825104B2 Methods, apparatuses, computer programs and computer programs and computer-readable media for scalable image coding
For a given image in a set of images, residual data is obtained and is useable by a decoder to reconstruct a first representation of the given image at a first level of quality using a second representation of the given image at the first level of quality. The second representation is based on a representation of the given image at a second, lower level of quality. Configuration data relating to processing of the residual data is generated and output for processing by the decoder. The configuration data comprises a temporal processing parameter that specifies an extent of temporal processing associated with reconstructing, for the given image, the first representation using the second representation and the residual data, wherein performing temporal processing comprises using data based on multiple images in the set of images.
US11825096B2 Slice type-based image/video coding method and apparatus
A video decoding method performed by a video decoding apparatus, according to the present document, comprises the steps of: obtaining image information from a bitstream, wherein the image information includes a picture header associated with a current picture, and the current picture includes a plurality of slices; parsing at least one of a first flag and a second flag from the picture header; generating prediction samples by performing at least one of intra prediction and inter prediction on a current block in the current picture on the basis of at least one of the first flag and the second flag; generating reconstructed samples on the basis of the prediction samples; and generating a reconstructed picture on the basis of the reconstructed samples.
US11825095B2 Signaling of reference picture resampling with resampling picture size indication in video bitstream
A method, device, and computer-readable medium for decoding an encoded video bitstream using at least one processor, including obtaining a first flag indicating that a conformance window is present in a current picture; based on the first flag indicating that the conformance window is present, obtaining a second flag indicating whether the conformance window is used for reference picture resampling; based on the second flag indicating that the conformance window is used for the reference picture resampling, determining a resampling ratio between the current picture and a reference picture based on a conformance window size of the conformance window; based on the second flag indicating that the conformance window is not used for the reference picture resampling, determining the resampling ratio based on a resampling picture size; and performing the reference picture resampling on the current picture using the resampling ratio.
US11825093B2 Reducing context coded and bypass coded bins to improve context adaptive binary arithmetic coding (CABAC) throughput
Techniques for context-adaptive binary arithmetic coding (CABAC) coding with a reduced number of context coded and/or bypass coded bins are provided. Rather than using only truncated unary binarization for the syntax element representing the delta quantization parameter and context coding all of the resulting bins as in the prior art, a different binarization is used and only part of the resulting bins are context coded, thus reducing the worst case number of context coded bins for this syntax element. Further, binarization techniques for the syntax element representing the remaining actual value of a transform coefficient are provided that restrict the maximum codeword length of this syntax element to 32 bits or less, thus reducing the number of bypass coded bins for this syntax element over the prior art.
US11825088B2 Adaptively encoding video frames based on complexity
An example apparatus for encoding video frames includes a frame analyzer to execute a look ahead analysis on a received set of frames. The frame analyzer includes a look ahead video analyzer to down-sample the set of frames and encode the down-sampled frames with a constant quantization parameter (QP). A number of generated bits for each of the frames is used as a complexity measurement for each of the frames. The apparatus further includes an encoder to encode the input frame using an adjusted bit allocation based on a relative complexity of the input frame in relation to a complexity of the set of frames.
US11825084B2 Encoder, decoder, encoding method, and decoding method
Provided is an encoder which includes circuitry and memory. Using the memory, the circuitry splits an image block into a plurality of partitions, obtains a prediction image for a partition, and encodes the image block using the prediction image. When the partition is not a non-rectangular partition, the circuitry obtains (i) a first prediction image for the partition, (ii) a gradient image for the first prediction image, and (iii) a second prediction image as the prediction image using the first prediction image and the gradient image. When the partition is a non-rectangular partition, the circuitry obtains the first prediction image as the prediction image without using the gradient image.
US11825081B2 Reference picture list handling
An encoder is configured to encode a representation of a current picture of a video stream of multiple pictures. The encoder is further configured to encode, for each of a plurality of reference pictures included in a buffer description for the current picture, a respective one-bit flag according to one of two available values for the one-bit flag. The two available values for the one-bit flag include a first value explicitly indicating to a decoder to include the reference picture in a reference picture list for decoding the current picture. The two available values for the one-bit flag further include a second value explicitly indicating to the decoder not to include the reference picture in the reference picture list for decoding the current picture. The encoder is further configured to output the representation of the current picture and the one-bit flags.
US11825079B2 Sub-bitstream extraction process in video coding
Methods, apparatus, systems for video processing, including video encoding or video decoding are described. One example method includes determining an output sub-bitstream by extracting a sub-bitstream of one or more target subpictures from a bitstream of a video including video pictures. At least one of the video pictures includes one or more subpictures. The output sub-bitstream conforms to a format rule specifying that the one or more target subpictures is represented as a single subpicture in the output sub-bitstream.
US11825074B2 Generation and usage of combined affine merge candidate
Generation and usage of combined affine merge candidate are described. In a representative aspect, a method of video processing includes: generating, during a conversion between a current block of video and a bitstream of the video, an updated merge candidate list by adding at least one combined merge candidate to a first merge candidate list; and performing the conversion by using the updated merge candidate list, wherein the first merge candidate list includes one or more sub-block prediction based merge candidates.
US11825071B2 Temporal alignment system and method
A temporal alignment system and method for example for detecting temporal misalignment in video frames when the frames are divided for transport using a signal divider for dividing a single signal S into portions S1 . . . SN and using average picture level in determining whether data sets within a particular frame are misaligned.
US11825069B2 Automated fluorescence imaging and single cell segmentation
Systems and methods for automated, non-supervised, parameter-free segmentation of single cells and other objects in images generated by fluorescence microscopy. The systems and methods relate to both improving initial image quality and to improved automatic segmentation on images. The methods will typically be performed on a digital image by a computer or processor running appropriate software stored in a memory.
US11825067B2 Naked-eye stereoscopic display system and display method thereof
A naked-eye stereoscopic display system including a display, an optical element, and a controller is provided. The display is adapted to emit a plurality of image beams, and includes a plurality of display regions. Each of the display regions includes a plurality of first sub-display regions and a second sub-display region. A light configuration is performed on the image beams by the optical element, and then the image beams are projected out of the naked-eye stereoscopic display. The controller is electrically connected with the display. The controller controls the display, so that a light intensity of an image beam generated by the first sub-display regions is lower than a light intensity of an image beam generated by the second sub-display region. A display method of the naked-eye stereoscopic display is also provided.
US11825064B2 Light field display method and system, storage medium and display panel
A light field display method includes: generating a pixel light field information database (S1); processing, according to different depth positions of an original three-dimensional image, slice images corresponding to the different depth positions and pixel light field information at the different depth positions, to obtain recorded images of the slice images of the original three-dimensional image at the different depth positions (S2); and superimposing the recorded images of the slice images of the original three-dimensional image at the different depth positions, to obtain a microcell array image of the original three-dimensional image (S3). A light field display system has a database generator (101), a recorded image generator (102), and a superimposer (103) which implement the described functions. A non-transitory computer readable storage medium stores thereon a computer program for implementing the method. A display panel includes the non-transitory computer readable storage medium.
US11825063B2 Image processing apparatus, image processing method, and storage medium
An image processing apparatus comprising: an identifying unit that identifies, from multiple image capture apparatuses that capture images of an image capture space from multiple directions, two or more image capture apparatuses that capture images of a predetermined position in the image capture space; a camera path setting unit that sets multiple viewpoints that are based on the two or more image capture apparatuses identified by the identifying unit; a virtual viewpoint image generating unit that generates multiple viewpoint images corresponding to the multiple viewpoints based on three-dimensional shape data generated using multiple images captured by the multiple image capture apparatuses; and an image capture apparatus selecting unit that selects, from the two or more image capture apparatuses identified by the identifying unit, an image capture apparatus close to the position of the viewpoint corresponding to a viewpoint image designated by a user from the multiple viewpoint images.
US11825061B2 Image forming apparatus, method of controlling, and computer program product correcting an image forming condition based on color of formed image and medium under image, and color space reference data
An image forming apparatus includes: an image forming mechanism that forms a first image on a recording medium based on an image forming condition; a detector that detects a first color of the first image and a color of a foundation under the first image from the recording medium on which the first image is formed; a storage that stores reference data for specifying a relative relationship between a position of the first color in a color space and a position of the color of the foundation in the color space; and a processing circuitry, wherein the processing circuitry corrects the image forming condition based on the reference data and the first color and the color of the foundation detected by the detector.
US11825058B2 Communication device and non-transitory computer-readable medium storing computer-readable instructions for communication device
A communication device, in a case where a changing request is inputted by a specific user under a situation where a memory stores a first password used by a plurality of users, send first information to each of a plurality of destinations, the changing request being for changing the first password to another password; and in a case where the first information is used in a first destination among the plurality of destinations and an instruction for changing the first password to the another password according to the changing request is provided by a first user after the first information has been sent to each of the plurality of destinations, store a second password in the memory instead of the first password.
US11825054B2 Image processing device disabling specific operation to cause communication interface to communicate with server
An image processing device includes a communication interface, an operation interface, and a controller. The communication interface is configured to communicate with a server. In a case that an agreement is not established for subscription service using the server, the controller performs an operation disabling process to disable a specific operation using the operation interface. The specific operation is to cause the communication interface to communicate with the server. In a case that the agreement is established, the controller performs an operation enabling process to enable the specific operation using the operation interface.
US11825049B2 Image-reading device
A conveying path for a document (D) includes a first conveying path (R1) that turns back midway, and a second conveying path (R2) that does not turn back midway. When the first conveying path (R1) is used, a first side is read and the document (D) is discharged with the first side facing downward. When the second conveying path (R2) is used, a second side is read and the document (D) is discharged with the second side facing downward. When the second conveying path (R2) is used, a warning message (MS1) is displayed.
US11825044B2 Document scanning device with detachable presser assembly
In a document scanning device, a flatbed scanner has a transparent platen for supporting a document, and performs flatbed scanning on the document, a cover operable and closeable relatively to the flatbed scanner is pivotally connected to the flatbed scanner, and a presser assembly is detachably disposed on a lower surface of the cover. The presser assembly has a first pressing plane and a second pressing plane opposite to each other. The cover and the presser assembly respectively have detachable docking structures disposed between the first pressing plane and the second pressing plane, so that a user can detach the presser assembly from the lower surface of the cover, or attach the presser assembly to the lower surface of the cover, and that the first pressing plane and the second pressing plane can directly press the document onto the transparent platen of the flatbed scanner in two different used states.
US11825035B2 Network setup for digital picture frames
A picture frame and methods of setup, gifting, and/or use. Network connection allows digital frames to be set up remotely by a first user for a second user. The first user can upload photos from electronic devices or from photo collections of community members before the second user receives the frame device. The frame is thus ready for display upon powering on by the second user. An integrated camera is used to automatically determine an identity of a frame viewer and can capture gesture-based feedback. The displayed photos are automatically shown and/or changed according to the detected viewers. The photos can be filtered and cropped at the receiver side. Clustering photos by content is used to improve display and to respond to photo viewer desires.
US11825030B2 Intra block copy mode with dual tree partition
The application relates to an intra block copy mode with dual tree partition. A method of video processing is disclosed. The method of video processing includes: determining, during a conversion between a current video block and a bitstream representation of the current video block, a block vector for the current video block; and performing, at least based on the block vector, the conversion, wherein when the current video block is coded with a coding mode using a reference block for prediction pointing to a same picture that the current video block is located in, and the current video block is a first type of block, the block vector is derived from at least one second type of block.
US11825027B2 Computer-readable storage medium and method for displaying information about sheet characteristics
A non-transitory computer-readable storage medium stores computer-readable instructions executable by a processor of an information processing device. The instructions support a general-purpose printing program incorporated in an operating system of the information processing device. The instructions, when executed by the processor, cause the information processing device to obtain, from a printer, main body information about sheet characteristics for each feed tray of the printer, obtain, after print settings are changed via a print setting screen displayed using the general-purpose printing program, the changed print settings from the general-purpose printing program, generate, based on the main body information, notification data including sheet information indicating the sheet characteristics for a feed tray set in the changed print settings, and provide the notification data to the general-purpose printing program, thereby enabling the notification data to be displayed on the print setting screen.
US11825021B1 System and method for providing an interactive voice response system with a secondary information channel
A call processing system and method for providing a secondary information channel to a caller. Upon reception of a call from a caller to a customer service representative on a primary access channel determine a device (secondary device) associated with the caller that is separate from the device the caller is using for the primary access channel. The secondary device is to be used to provide a secondary information access channel. The secondary information access channel is complimentary to the primary access channel between the caller and the customer service representative and is utilized to deliver information content to the caller and/or provide other services supportive of the conversation with the company service representative.
US11825020B2 Emergency communication system with contextual snippets
Systems and methods for processing emergency communications are provided. A system may receive an emergency communication initiated by an emergency communicator. The system may detect a data field action in response to an emergency receiver entering a data input based on the emergency communication. The system may capture a timestamp of when the data field action occurred. The system may generate a communication snippet based on the action timestamp and a snippet length. The communication snippet may be configured to provide context from the emergency communication to the data input. The system may transmit the communication snippet and the data input to an emergency responder.
US11825019B1 Customization of alerts using telecommunications services
Certain aspects of the disclosure are directed to customization of alerts using telecommunications services. A data-communications server is configured to a set of virtual office features including client-specific call routing functions available to remotely-situated client entities based on a subscription. The server is configured to provide to the client entities, a set of instructions written in a first programming language, and to receive from each respective client entity, client-specific sets of control data written in a second programming language. The client-specific sets of control data may specify particular alerts, informational data and/or reminders to be provided to end-users of the respective client entity.
US11825018B1 Region-based connecting of calls using client-specific control and provisioned numbers
Systems and methods are disclosed for client-based control of revising caller identifications (IDs) for communications between a private network and a public network. An apparatus including a communications provider server and processing circuit that communicates client-specific sets of data over an interface protocol. The telecommunications-providing server revises a caller ID for a data communication (aka call) based on the client-specific sets of data, an identifier that corresponds to a requesting endpoint, and a geographic region determined from the call request. Further, the telecommunications-providing server connects the VoIP call by accessing and passing a provisioned number. The provisioned number includes the revised caller ID which is a local number identified by the determined geographic region that the endpoint is located.
US11825015B2 Methods and apparatus to generate audience measurement data from population sample data having incomplete demographic classifications
Methods and apparatus to generate audience measurement data from population sample data having incomplete demographic classifications are disclosed. An example method includes detecting that a number of impressions a time segment of a video occurred based on messages; detecting that no impressions for the time segment of the video were detected by the database proprietor; determining respective percentages of exposures of the video that are attributable to corresponding ones of multiple demographic groups, determining the respective percentages being based on the first demographic information provided by the database proprietor for exposures of other time segments of the video; attributing respective portions of the number of impressions to the demographic groups based on the respective percentages to determine imputed numbers of impressions; generating adjusted numbers of impressions based on the imputed numbers of impressions; and determining ratings information for the video using the adjusted numbers of impressions.
US11825013B2 Method for reproducing music file of mobile communication terminal and mobile terminal implementing the same
An apparatus and method are provided. The method includes reproducing, by a portable phone, multimedia content via an external output device while the portable phone is coupled with the external output device, determining whether the portable phone is decoupled from the external output device, and terminating the reproducing of the multimedia content based at least in part on a determination that the portable phone is decoupled from the external output device.
US11825008B2 911 call assistance for assisted device user
An assisted user's (AU's) captioning device for assisting an AU during a call with a hearing user (HU) wherein the hearing user uses a HU's communication device, the captioning device comprising a display screen and a processor linked to the display screen, the processor programmed to perform the steps of upon receiving a call, automatically determining if the call is from one of a first set of HUs, upon determining that the call is from one of the first set of HUs, automatically initiating captioning and presenting captions of an HU voice signal during at least a portion of the call, and upon determining that the call is not from one of the first set of HUs, starting the call without captioning and providing an option to the AU to initiate captioning during the call.
US11825005B2 Display device
The present application proposes a display device, which includes middle frame and a display panel disposed in the middle frame, wherein the display device includes a first non-display area between the middle frame and a display area of the display panel, and at least one perforated area enclosed by a first arc and a second arc; and wherein at least one first through hole is provided in the perforated area. In the present application, the perforated area is arranged in the first non-display area, which reduces the visibility of the perforated area when the display device is used, increases the screen-to-body ratio of the display device, and improves the product quality.
US11825001B2 Numerical value ranking method and apparatus based on blockchain
A blockchain based numerical value ranking method includes: using, by a first participant, a public key of the first participant to encrypt a private value of the first participant to obtain an encrypted text of the first participant; obtaining encrypted texts of other participants, and generating a challenge value having a preset bit length; based on the challenge value and the private value of the first participant, and the encrypted texts and public keys of the other participants, determining mixed results of the first participant with respect to the other participants; and determining a numerical value ranking result between the first participant and a second participant based on the mixed result of the second participant with respect to the first participant.
US11825000B2 Asymmetric device attestation using physically unclonable functions
In one example, a system for asymmetric device attestation includes a physically unclonable function (PUF) configured to generate a response to a challenge. A pseudo-random number generator generates a set of random numbers based on the response. A key generator determines co-prime numbers in the set of random numbers and generates a key pair using the co-prime numbers, wherein the public key is released to a manufacturer of the component for attestation of authenticity of the component. Through extending the PUF circuitry with a pseudo-random number generator, the present techniques are able to withstand unskilled and skilled hardware attacks, as the secret derived from the PUF is immune to extraction.
US11824999B2 Chosen-plaintext secure cryptosystem and authentication
Aspects and features of a cryptosystem and authentication for the cryptosystem, and a method or process for the cryptosystem, are described. In one example, a method for cryptographic communications includes storing a secret key, generating a system randomization number, and encrypting a plain data package into an encrypted data package by application of the plain data package, the secret key, and the system randomization number to a system of equations for encryption. The system of equations can be a system of linearly dependent equations in one example. Among other benefits, the cryptosystem relies upon the system of linearly dependent equations and the system randomization number to provide additional strength against known-plaintext attacks, chosen-plaintext attacks, and other types of attacks. The system is more semantically secure and offers ciphertext indistinguishability in a new approach using the system of linearly dependent equations.
US11824998B2 System and method for software module binding
Embodiments of the invention are directed to methods and systems for software module binding. Cryptographic keys and challenge elements can be exchanged between a first software module and a second software module to create a binding between the first software module and the second software module. As a result, a first software module can securely and authentically access sensitive data and functionality at a second software module, while unauthorized software modules can be prevented from accessing the sensitive data and functionality.
US11824992B2 Secure token refresh
Technologies are shown for secure token refresh where a client receives a first access token from an authentication service, generates an asymmetric key pair, stores the first access token in association with a private key, and sends a public key to the authentication service. The service stores the public key in association with the first access token. The client sends a refresh token request to the service with the first access token. The service responds with a verification request with proof data. The client signs the proof data with the private key and sends the signed proof data to the service. The service verifies the signed proof data using the public key associated with the first access token, creates a second access token that is stored in association with the public key, and sends the second access token to the client, which stores it in association with the private key.
US11824990B2 Systems and methods providing specialized proof of confidential knowledge
Systems and methods for verifying proofs generated from shared data without revealing the shared data are provided. In one aspect, a method comprises receiving, from a first node, a first proof generated from a first private key associated with the first node and data shared between the first node and a second node; receiving, from the second node, a second proof generated from a second private key associated with the second node and the shared data; verifying, without revealing the shared data, the first proof and the second proof were both generated from the shared data with a first public key mathematically related to the first private key, and a second public key mathematically related to the second private key; and preforming an action based on the verification of the first proof and the second proof both being generated from the shared data.
US11824987B2 Using capstone blocks in a blockchain with a trusted authority
An event is detected. The event is a designated event for capturing a snapshot of a blockchain where the blockchain is not replicated in a distributed ledger. For example, the event may be where a specific number of new blocks have been added to the blockchain. In response to detecting the event, a capstone block or a lock block is created. The capstone block or the lock block is added to the blockchain. A copy of the capstone block or the copy of the lock block sent to a trusted authority. The copy of the capstone block or the copy of the lock block is used to validate some or all the blockchain to detect if the blockchain has been changed. For example, validating the blockchain may be to detect if the blockchain has been tampered with or has become corrupted.
US11824986B2 Device and method for protecting execution of a cryptographic operation
There is provided a device for protecting the execution of a cryptographic operation from attacks, the cryptographic operation being implemented by a cryptographic algorithm, the cryptographic operation comprising at least one modular operation between a main base (m) representing a data block and at least one scalar (d) in at least one finite starting group. The device is configured to determine at least one intermediary group (E′) different from the at least one starting group (E), the number of intermediary groups being equal to the number of starting groups E. The device is further configured to determine at least one final group (E″) from the at least one starting group E and the at least one intermediary group E′. The base m being mapped to an auxiliary element (x) in the at least one intermediary group and to an auxiliary base (m″) in the at least one final group E″. The device performs a first elementary operation in each final group (E″i), the first elementary operation consisting in executing the modular operation between the auxiliary base (m″) and an auxiliary scalar (da) in each final group E″, which provides at least one result, the auxiliary scalar (da) being determined from the auxiliary element (x) and from the main scalar (d). The device further performs a second elementary operation in each starting group E, the second elementary operation consisting in executing the modular operation between an additional auxiliary base and an additional auxiliary scalar d′b in each starting group, at least one of the additional auxiliary base and of the additional scalar being derived from the result of the first elementary operation.
US11824985B2 Blockchain-based hybrid authentication
In a particular embodiment, blockchain-based hybrid authentication is disclosed that includes receiving, by a smart contract controller, an invocation of a smart contract and accessing, by the smart contract controller, one or more parameters associated with a client account. In this embodiment, the smart contract determines whether the one or more parameters fulfill the smart contract. In response to determining that the one or more parameters fulfill the smart contract, the smart contract provides an attestation of an identity associated with the client account.
US11824984B2 Storage encryption for a trusted execution environment
Aspects of the invention include loading an image of a virtual server onto a boot partition of a trusted execution environment (TEE), wherein a first key is embedded in the image. A second key is received from an end customer of an application. Data is received from an independent software vendor (ISV) of the application, wherein the data includes a third key. The second key and the third key are combined inside the TEE to create a fourth key. An available memory space in an independent memory device is encrypted using the fourth key to create a secure data volume. Encrypted data is stored in the secure data volume.
US11824982B1 Key updating method and apparatus, file sharing method and apparatus, device, and computer storage medium
The present application discloses a key updating method and apparatus, a file sharing method and apparatus, a device, and a computer storage medium. The key updating method includes: acquiring a target root key and an auxiliary target root key; acquiring the identity information of a data owner of target data; acquiring a target timestamp when the target data is encrypted; acquiring a key generation parameter and an auxiliary key that are generated at a timestamp previous to the target timestamp; generating a target private key of the data owner on based on the key generation parameter and auxiliary key of the timestamp previous to the target timestamp, the identity information and the target timestamp, the key generation parameter generated at the timestamp previous to a starting timestamp being the target root key, the auxiliary key generated at the timestamp previous to the starting timestamp being the auxiliary target root key.
US11824975B2 Communication device, computer program product, and communication system using quantum key distribution
According to an embodiment, a communication device includes a plurality of communication processors, and one or more processors. Each of the communication processors is configured to generate an encryption key by quantum key distribution with an external communication device, encrypt data by using the generated encryption key, and transmit the data to the external communication device. The one or more processors are configured to: divide data requested to be transmitted by an application into a plurality of pieces of transmission data; and determine, from among the plurality of communication processors, one or more communication processors to be used for transmission of the divided plurality of pieces of the transmission data.
US11824970B2 Systems, methods, and apparatuses for implementing user access controls in a metadata driven blockchain operating via distributed ledger technology (DLT) using granular access objects and ALFA/XACML visibility rules
Systems, methods, and apparatuses for implementing user access controls in a metadata driven blockchain operating via Distributed Ledger Technology (DLT) using granular access objects and ALFA/XACML visibility rules in conjunction with a cloud based computing environment. For example, according to one embodiment there is a system having at least a processor and a memory therein executing within a host organization, in which such a system includes means for operating a blockchain interface to a blockchain on behalf of a plurality of tenants of the host organization; displaying a Graphical User Interface (GUI Interface) to a user device communicably interfaced with the system over a network, wherein the GUI interface is to prompt for a metadata rule definition at the user device when displayed by the user device; auto-generating an access control object specifying the access control permissions based on the input received from the GUI interface displayed to the client device; transacting the access control object onto the blockchain; receiving a transaction at the blockchain requesting access to the blockchain entity object or one blockchain entity within the group of blockchain entity objects; executing a smart contract responsive to receiving the transaction at the blockchain, wherein the smart contract retrieves the access control object previously transacted onto the blockchain specifying the access control permissions; and approving or denying access to the blockchain entity object or one blockchain entity within the group of blockchain entity objects based on the execution of the smart contract. Other related embodiments are disclosed.
US11824969B2 Method and circuit for performing a substitution operation
A cryptographic circuit performs a substitution operation of a cryptographic algorithm. For each substitution operation of the cryptographic algorithm, a series of substitution operations are performed by the cryptographic circuit. One of the substitution operations of the series is a real substitution operation corresponding to the substitution operation of the cryptographic algorithm. One or more other substitution operations of the series are dummy substitution operations. A position of the real substitution operation in said series is selected randomly.
US11824967B2 Electronic device using homomorphic encryption and encrypted data processing method thereof
An electronic device includes a memory storing data from an external source, an application processing unit (APU) transmitting a secret key and public key generation command, an isolated execution environment (IEE) generating a secret key in response to the secret key generation command, generating a public key based on the secret key in response to the public key generation command, and storing the secret key, and a non-volatile memory performing write and read operations depending on a request of the APU. When the data are stored in the memory, the APU transmits a public key request to the IEE and in response the IEE transfers the public key to the APU through a mailbox protocol. The APU generates a ciphertext by performing homomorphic encryption on the data based on an encryption key in the public key, and classifies and stores the public key and the ciphertext in the non-volatile memory.
US11824966B2 Receiver and transmitter for high speed data and low speed command signal transmissions
A transmitter is configured to transmit a series of command signals and a series of data signals. The transmitter includes a serializer and a multiplexer. The serializer is configured to generate the series of data signals. The multiplexer, coupled to the serializer, is configured to selectively output the series of command signals or the series of data signals.
US11824963B2 Packet processing method and device
An optical network unit (ONU) receives an Ethernet packet sent by user device and slices the Ethernet packet based on information about a minimum transmission unit to generate a first Ethernet packet slice, where a length of the minimum transmission unit is an integer multiple of a length of the first Ethernet packet slice. The ONU encapsulates the Ethernet packet slice and a slice identifier into a GEM frame, wherein the slice identifier indicates that the length of the minimum transmission unit of the OTN is an integer multiple of the length of the Ethernet packet slice. The Ethernet packet slice does not need to be processed by a network processor or a traffic management module in transmission of the OLT, thereby reducing a delay of network transmission.
US11824957B2 Content creation utilizing micro-services
The disclosure herein pertains to a content creation service utilizing micro-services. The content creation service divides up the tasks for content creation including extracting a start portion, a stop portion, and merging the stop portion, start portion, and segments between the start portion and the stop portion. The content creation service utilizes micro-services in order to perform the tasks. Advantageously, use of micro-services allow for improved scalability and faster processing.
US11824952B2 Method of filtering data traffic sent to a user device
A user device is configured to receive Hypertext Transfer Protocol, HTTP, requests sent by a user of the device. Information is obtained from the received HTTP requests about areas of interest to the user. The information obtained from the received HTTP requests is combined to generate a machine-generated representation of the areas of interest to the user. Then, data traffic sent to the user is received, and is modified based on the machine-generated representation of the areas of interest to the user.
US11824951B2 IoT device based habit workflow management
By monitoring an in-person interaction using a first Internet of Things (IoT) device, an entity relationship between parties in the in-person interaction is identified. Using data resulting from the monitoring, a habit workflow corresponding to the entity relationship is generated, wherein the habit workflow comprises a sequence of habits and a habit in the sequence of habits comprises performance of a behavior. A second IoT device able to monitor execution of the habit workflow is identified. Using the second IoT device, execution of the habit workflow is monitored. A motivational method corresponding to the execution is identified from the monitored execution.
US11824950B2 Subscription information update method and apparatus
Provided are a method and apparatus for updating subscription information. The method includes steps described below. After a second NF transfers first subscription information to a third NF, where the first subscription information includes a first correlation identity allocated by the second NF to a first NF, the third NF allocates a second correlation identity to the first NF, and the third NF receives update subscription information of the first NF, where the update subscription information includes the second correlation identity. By using the above scheme, the issue of the lack of an update scheme of the subscription information adaptable a new system in the related art is resolved, and the update scheme of the subscription information adaptable the new system is proposed, for example, when across-NF registration of the user terminal is generated, the subscription message is updated between the new third NF and the first NF in time.
US11824940B1 Techniques for providing network applications
This disclosure describes, in part, methods and techniques for providing network applications. For instance, remote system(s) may generate a link that provides access to a network application. After generating the link, the remote system(s) may provide the link to a device of a source, such as a user, a developer, or a third-party service. The source may then use the device to share the link with a user. For example, the source may use the device to send a message that includes the link, post the link on a website, or share the link using a social media platform. The user may then use a device to view and select the link. Based on selecting the link, the remote system(s) may perform one or more actions. For example, the remote system(s) may create a session for the network application and provide the device with data to connect to the session.
US11824939B1 Internet-based remote interactive system for sex toys
This invention discloses an internet-based remote interactive system for sex toys, comprising: an APP server used for storing data of different users and handling different user data requests; a sex toy that can receive signals, in which, the sex toy is configured to produce actions based on the received signals; a wireless mobile device with an APP for sending signals to the sex toy, in which, the APP can send signals to the sex toy to control the sex toy action based on the user-operated virtual control panel, and can also send signals to the sex toy to control the sex toy action based on the control commands received from the APP server.
US11824924B2 Service request message sending method, distributed database architecture and computer readable storage medium
A service request message sending method, a distributed database architecture and a computer readable storage medium are disclosed. The method includes: receiving (S101) a service request message, and sending (S102) the service request message to a corresponding storage unit through N tiers of computing nodes, where N is an integer greater than or equal to 2, and the closer the tier is to the storage unit, the larger the number of computing nodes in that tier is.
US11824923B2 Traffic load balancing between a plurality of points of presence of a cloud computing infrastructure
Methods and system of traffic load balancing between a plurality of Points of Presence (PoP) of a cloud computing infrastructure are described. A first PoP of multiple PoPs of cloud computing infrastructure that provides a cloud computing service receives a packet. The packet includes as a destination address an anycast address advertised by the first PoP for reaching the cloud computing service. The first PoP identifies a network address of a second PoP that is different from the first PoP. The first PoP forwards the packets as an encapsulated packet to the second PoP to be processed in the second PoP according to the cloud computing service.
US11824919B2 System and method for force running of remote support, and client for executing the same
An apparatus for force running of remote support according an embodiment includes a remote support server configured to receive a remote support service request from an administrator, and transmit a generation request of code information for connection to a client to a relay server based on the remote support service request and a relay server configured to generate the code information based on the generation request received from the remote support server, transmit the code information to the client based on a transmission scheme set according to the remote support service request, and relay a remote support service between the client and the remote support server by being connected to the client that has received the code information.
US11824912B2 Systems and methods for frame duplication and frame extension in live video encoding and streaming
Embodiments of the invention provide for live encoding systems that can replicate a current encoded frame instead of re-encoding said current frame, and then adjust the replicated frame to different bitrates, resolutions, and/or contexts as necessary for the several different adaptive bitrate streams. In addition, various embodiments of the invention can extend a duration of a current frame being repackaged and/or re-encoded. Utilizing these and other techniques, live encoding systems in accordance with embodiments of the invention can more efficiently handle gaps in received data, slower feeding of data, and/or heavy loads on server hardware.
US11824901B2 Applying overlay network policy based on users
Embodiments are directed to managing communication. Credentials of a user may be provided to an authorization service such that the authorization service authenticates the user as a member of authorization groups and such that the user may be associated with a gateway on an overlay network. The authorization groups may be compared with user groups to associate the user with one or more user group. The gateway may be associated with one or more resource group based on the user groups. Policy information may be generated for the gateway based on each resource group. The policy information may be provided to the gateway to define policies associated with resources in the overlay network. The policy information may be enforced against source nodes providing overlay traffic directed to target nodes in the overlay network.
US11824898B2 User interfaces for managing a local network
The present disclosure generally relates to user interfaces for managing a local network using an electronic device, where the electronic device is connected to a router and a plurality of external devices, including a first set of one or more external devices and a second set of one or more external devices, on the local network. The user interfaces enable a user to apply the same network access policy to the first set of one or more external devices and the second set of one or more external devices or to apply different network access policies to the first set of one or more external devices and the second set of one or more external devices, respectively.
US11824885B1 End-of-life management system
Network entities of a network system are managed in an end-of-life context. A network system is scanned to determine network entities such as hardware devices and/or software applications. A network entity can be identified as vulnerable based on end-of-life data. A risk score for the vulnerable network entity is computed based on the end-of-life data and optionally other factors, and a potentially mitigating action is determined based on the risk score.
US11824884B2 System for generating responsive actions based on unauthorized access events associated with imitation networks
Systems, computer program products, and methods are described herein for generating responsive actions based on unauthorized access events associated with imitation networks. The present invention is configured to retrieve information associated with unauthorized access attempts associated with an imitation dataset; generate penetration test scenarios based on at least the types of unauthorized access attempts; initiate the penetration test scenarios on real datasets stored in data repositories within a network environment; determine automated network security responses to the penetration test scenarios; determine the unauthorized access attempts that were not successfully blocked and/or reported; determine actions to be executed in response to the unauthorized access attempts that were not successfully blocked and/or reported; and update the network security features with the actions.
US11824878B2 Malware detection at endpoint devices
Aspects of the disclosure relate to malware detection at endpoint devices. A computing platform may send rule information to a browser extension including a set of rules defining reportable behavior of network traffic associated with a website. Subsequently, the computing platform may receive report information including an identification of a loaded web page associated with the website that exhibits the reportable behavior defined by at least one rule of the set of rules and an indication of which rules of the set of rules have been met. Based on receiving the report information, the computing platform may assign a risk score for the identified loaded web page. Thereafter, the computing platform may determine that the risk score is above a predetermined threshold, and in response, the computing platform may send commands to the browser extension directing the browser extension to close the identified loaded web page.
US11824877B2 System and method for anomaly detection interpretation
A system and method for anomaly interpretation and mitigation. A method includes extracting at least one input feature vector from observation data related to an observation; applying an isolation forest to the at least one input feature vector, wherein the isolation forest includes a plurality of estimators, wherein each estimator is a decision tree, wherein the output of each estimator is a split-path of a plurality of split-paths, each split-path having a path-length and including name and a corresponding value for a respective output feature of a plurality of output features; generating a mapping object based on the application of the isolation forest to the at least one feature vector, wherein the mapping object includes the plurality of split-paths; clipping the mapping object based on the path-length of each split-path; and determining at least one mitigation action based on the clipped mapping object.
US11824874B2 Application security enforcement
Example methods and systems for application security enforcement are described. In one example, a computer system may detect, from a client device, a packet requiring processing by a first server pool; and determine whether the packet is associated with a security attack. In response to determination that the packet is not associated with the security attack, the packet may be steered towards the first server pool to cause processing of the packet by one of multiple first application servers. Otherwise, the packet may be steered towards a second server pool to cause processing of the packet by one of multiple second application servers and to learn attack information associated with the security attack. The multiple second application servers in the second server pool may be capable of mimicking behavior of the multiple first application servers in the first server pool.
US11824869B2 Graduated authentication in an identity management system
A method and system for graduated security in an identity management system utilize differing levels of time sensitivity, channel security and authentication security to provide a multi-dimensional approach to providing the right fit for differing identity requests. The differing levels of security can be selected by user preference, membersite request or homesite policy.
US11824867B2 Networking methods and systems for transportation vehicle entertainment systems
Methods and systems for a transportation vehicle are provided. One method includes generating a packet by an application executed by a processor of a first seat device of an in-flight entertainment system having a plurality of seat devices on an aircraft; dropping the packet by the seat device when the application is not authorized for Internet communication; dropping the packet by the seat device when the packet is one of a broadcast packet, multicast packet or destined to a second seat device of the in-flight entertainment system; determining that the seat device Internet traffic is below a threshold value; and transmitting the packet to a network device when the application is authorized, and the packet is not a broadcast packet, multicast packet or destined for a second seat device.
US11824865B2 Method for authorizing authorization operator in system
Disclosed in the present invention is a method for authorizing an authorization operator in a system, comprising: a system operator selects one or more authorization operators, configuring one or more grantees for each authorization operator; respectively configuring, by each authorization operator, a permission for each grantee requiring permission configuration among all the grantees corresponding to the authorization operator; and executing, by said grantee, a corresponding operation according to the configured permission. According to the present invention, a plurality of the authorization operators may be configured, and each grantee may be authorized by the corresponding authorization operator having a clear understanding of the permission of the grantee, so that an error will not easily occur in an authorization operation.
US11824863B2 Performing services on a host
Some embodiments provide a novel method for performing services on a host computer that executes several data compute nodes (DCNs). The method receives, at a module executing on the host, a data message associated with a DCN executing on the host. The method supplies the data message to a service virtual machine (SVM) that executes on the host and on which several service containers execute. One or more of the service containers then perform a set of one or more services on the data message. The method then receives an indication from the SVM that the set of services has been performed on the data message.
US11824860B2 Session-centric access control for secure ephemeral shells
Technologies are shown for session centric access control of a remote connection that involve receiving a connection request, redirecting the request to a trusted authority, and receiving a redirection of the request along with a profile or role determined for the client. A container is created for a remote connection with a certificate and a public key along with an identifier for each endpoint authorized in association with the profile or role determined for the client. Single use credentials are created and a secure shell initialized for the remote connection using the credentials, certificate and public key. The secure shell is presented to the client and the credentials expired. When an access request for an endpoint is received via the shell, it is determined whether an identifier corresponding to the requested endpoint is stored in the container for the shell and, if so, access is allowed to the requested endpoint.
US11824858B1 Selective and granular multi-customer support access
Disclosed herein are methods, systems, and processes to configure and facilitate selective and granular multi-customer support access in cloud-based cybersecurity computing environments. A request to authorize a multi-customer support account (MCSA) is received. Customer accounts that include an anchor tenant customer account and several secondary tenant customer accounts as well as a set of applications associated with the customer accounts are identified. The MCSA is configured to selectively access customer accounts and granularly access associated applications by being designated with a set of varying access limits for the anchor tenant customer account and another set of varying access limits for the secondary tenant customer accounts, each set of varying access limits being made applicable to various instances of applications associated with each of those customer accounts. The designation further restricts a subsequently modifiable access time of the MCSA at least at a client-level, an application level, and a feature-level. The request to authorize the MCSA is then approved.
US11824856B1 Chaining of authorizations
Disclosed are various embodiments for chaining of authorizations in an authorization framework. In one embodiment, a service receives an authorization request for access by a relying party service operated by a first entity to obtain information associated with a user account. The service determines that the authorization request requires a consent of a second entity. The service then obtains a first authorization token representing the consent of the second entity. The service generates a second authorization token based at least in part on the first authorization token. The service sends the second authorization token to the relying party service.
US11824855B1 Computer system and device for controlling use of secure media recordings
A network system is provided that enables a user to record media in connection with a user operating a service application to participate in a transport service. In examples, the network system includes a user computing device on which media is recorded and stored in an unrenderable state. The user can elect to make a media recording submission for a particular service activity (e.g., trip provided or received by user). In response to the media recording submission, the user computing device identifies one or more media files that contain media data which depict the service activity. The identified media files are transmitted to a service computing system where the media files can be rendered.
US11824850B2 Systems and methods for securing login access
The disclosed systems and methods may receive a first salted password having a first password, a first user device identifier, and a first browser identifier, extract the first password, the first user device identifier, and the first browser identifier from the first salted password, and determine whether the first password, the first user device identifier, and the first browser identifier respectively match a stored first password, a stored first user device identifier, and a stored first browser identifier. The systems may grant the request to access the one or more resources for the first user device or perform other actions depending on whether the first password, the first user device identifier, and the first browser identifier respectively match the stored first password, the stored first user device identifier, and the stored first browser identifier.
US11824845B2 Automatic encryption for cloud-native workloads
Techniques for routing service mesh traffic based on whether the traffic is encrypted or unencrypted are described herein. The techniques may include receiving, from a first node of a cloud-based network, traffic that is to be sent to a second node of the cloud-based network and determining whether the traffic is encrypted or unencrypted. If it is determined that the traffic is encrypted, the traffic may be sent to the second node via a service mesh of the cloud-based platform. Alternatively, or additionally, if it is determined that the traffic is unencrypted, the traffic may be sent to the second node via an encrypted tunnel. In some examples, the techniques may be performed at least partially by a program running on the first node of the cloud-based network, such as an extended Berkeley Packet Filter (eBPF) program, and the like.
US11824843B2 Electronic device for secure communications with an automobile
A mobile device securely communicates with an electronic device within an automobile. The mobile device transmits encrypted spatial state information and the electronic device provides commands to the automobile in response. Spatial state information may include location, motion, or the like. Commands to the automobile may include door unlock commands, remote start commands, horn honk commands, or the like.
US11824842B2 Computer method for secure disclosure of information
A system provides an immutable record of human creative output as one or more secure disclosure threads. The immutable record may be stored on a blockchain. Addresses to the data corresponding to the one or more secure disclosure threads may be encrypted and stored on a blockchain. The immutable record and the addresses to the data may be stored on the same blockchain. The immutable record and the addresses to the data may be stored on different blockchains.
US11824841B2 Secure transport session resumption for constrained devices
A constrained device, such as an Internet of Things (IoT) device, can use a handshake procedure to establish a secure transport session with a server and generate a corresponding client session state. The constrained device can encrypt the client session state into an encrypted client session state, and transmit the encrypted client session state to the server. When the constrained device enters an idle mode, the client session state may be cleared from memory of the constrained device. However, when the constrained device next wakes from the idle mode and re-enters an active mode, the constrained device can retrieve the encrypted client session state from the server. The constrained device can decrypt the encrypted client session state to recover the client session state, and use the recovered client session state to resume the secure transport session instead of establishing a new secure transport session with a new client session state.
US11824840B1 System and method for web-browser based end-to-end encrypted messaging and for securely implementing cryptography using client-side scripting in a web browser
A system and method for sending end-to-end encrypted messages comprising a sender's web browser, a recipient's web browser, and a server. The system and method avoid both the sender and the recipient having to download encryption programs themselves onto their respective computers. In addition, the system and method ensure that unencrypted messages are never disclosed to the server. The system and method operate by first downloading the web browser files, verifying them and then preventing the web browser page from refreshing, thereby preventing malicious code from entering the web browser each time the web browser page would normally be refreshed. The system and method also provide for securely implementing cryptography using client-side scripting in a web browser.
US11824838B2 Providing assertions regarding entities
Methods and systems disclosed herein relate to providing a receiving entity with a package of assertions. A package of assertions may include a group of yes or no statements (e.g., as an answer to a question). Alternatively, or additionally, a package of assertions may comprise a clustered assertion, which is a singular yes or no statement, that is itself based on a set of underlying assertions made using information from one or more sources. A particular type of package of assertions may be selected based on the relying entity requesting the assertions, based on an assertions model. The package of assertions may be cryptographically secured.
US11824835B1 Optimized utilization of internet protocol addresses in a virtual private network
A method including receiving, at a VPN server from a user device during an established VPN connection between the VPN server and the user device, a data request for the VPN server to retrieve data of interest from a host device; utilizing, by the VPN server, a first exit IP address to transmit a query for retrieving the data of interest to the host device during the established VPN connection; determining, by the VPN server based at least in part on transmitting the query, that the first exit IP address is blocked by the host device; and utilizing, by the VPN server, a second exit IP address to retransmit the query for retrieving the data of interest to the host device during the established VPN connection is disclosed. Various other aspects are contemplated.
US11824834B1 Distributed firewall that learns from traffic patterns to prevent attacks
In an embodiment, a distributed firewall that learns from traffic patterns to prevent attacks is configured to receive traffic comprising one or more uniform resource identifiers (URIs), where a URI of the one or more URIs includes one or more parameters and one or more corresponding values. The firewall is configured to classify the corresponding value(s) using a pre-configured classifier and obtain a statistical rule that specifies an allowable type and an allowable length for traffic containing the one or more parameters, where the statistical rule is generated based on the classification. The firewall is configured to apply the statistical rule to incoming traffic to allow or drop requests comprising the parameter(s).
US11824832B2 Prevention of malicious use of endpoint devices
Methods and systems for preventing malicious use of endpoint devices are described herein. A computing device may receive data indicative of usage of the computing device by a user. The computing device may compare the received data with other data (indicative of how an authorized user for the computing device uses the computing device) stored on the computing device to identify instances of abnormal usage of the computing device. The computing device may detect unauthorized use of the computing device based on the number of instances of abnormal usage exceeding a threshold. The computing device may prevent access to a computing environment with use of the computing device in response to detection of unauthorized use.
US11824828B2 Linked web presence pages associated with a top level domain
A system for providing a directory service for generating web presence pages made available on a network may include a computer processor and memory having instructions stored thereon. The instructions may instruct the computer processor to parse registration information of a registrant domain name to obtain keywords and to search the network using the keywords for information about the registrant. Registrant information may be created based on information obtained, and a trusted web presence page may be generated. The trusted web presence page may include at least a first portion of the registrant information as read only content. A link may be created between a profile page and the trusted web presence page. The profile page may include at least a customizable second portion of the registrant information. The trusted web presence page may be published on the network.
US11824827B1 Region-based network address translation
Apparatus and methods are disclosed for geographic region-based network address translation (NAT) between a public network and a private network having a plurality of defined geographic regions. In some embodiments, region-based NAT may assist to reduce latency, enhance quality, enhance security, and/or improve efficiency of network communications. In response to a data packet from a first port of a private IP address, of an endpoint in the private network, a region of the private network that includes an endpoint identified by the private IP address is determined. A public IP address is selected that is mapped to the determined region in the database. An available port of the selected public IP address is assigned for NAT. NAT is performed for data communicated between the public and private networks using a mapping of the first port of the first IP address to the second port of the second IP address.
US11824820B1 Chat communication support assistants
Disclosed in some examples are methods, systems, and machine-readable mediums which provide for an agent support application with a plurality of plug-in communication support assistants. Each of the plurality of plug-in communication support assistants monitors communications between the agents and customers for different conversational triggers. Conversational triggers may be any conversation, either by the agent or the customer, that the communication support assistant is trained to detect. Upon detecting one of these conversational triggers, the plug-in communication support assistant provides one or more suggestions to the agent.
US11824818B2 Building and training a network of chatbots
Methods for building and training a network of chatbots are provided. Methods may perform data analysis on a first chatbot in the network. The first chatbot may include a first domain of intents. The data analysis may identify and rank the intents in the first domain. The first domain may represent answers to a first domain of user queries. Methods may select a predetermined number of highest-ranking intents from the first domain based on the data analysis. Methods may input the selected intents into a second chatbot in the network. The second chatbot may include a second domain of intents. The second domain may represent answers to a second domain of user queries. Methods may input a hook into the second chatbot. The hook may include a trigger word and may correspond to the first domain. When the hook is triggered, the second chatbot may invoke the first chatbot.
US11824815B2 Default common beam mechanism for multiple beam scenario
A wireless device receives one or more messages indicating transmission configuration indicator (TCI) states for downlink transmissions. The wireless device receives a medium access control control element (MAC CE) activating a plurality of TCI states of the TCI states. The wireless device receives, based on a reference signal identified during a random access procedure and before receiving downlink control information (DCI) indicating a TCI state from the plurality of TCI states, one or more downlink signals.
US11824814B2 Physical resource block indexing for coexistence of narrow band, carrier aggregation, and wide band user equipment in new radio
Methods, systems, and storage media are described for physical resource block indexing to provide coexistence for narrow band, carrier aggregation, and wide band user equipment in new radio. Other embodiments may be described and/or claimed.
US11824812B2 Method of transmitting and receiving ACK/NACK signal and apparatus thereof
Disclosed is a method for transmitting an ACK/NACK signal for an HARQ (Hybrid Automatic Repeat reQuest) in a CA (Carrier Aggregation) system, the method including obtaining at least one transmission resource among first and second transmission resources; configuring a first table showing a relationship in which a combination of at least one of the first and second transmission resources and modulation symbols is mapped to an ACK/NACK signal, and transmitting modulation symbols corresponding to a transmission target ACK/NACK signal in the first table by using transmission resource corresponding to the transmission target ACK/NACK signal in the first table.
US11824811B2 Method and apparatus for fallback operation for semi-static HARQ-ACK codebook determination
The present application relates to a method and apparatus for fallback operation for a semi static HARQ-ACK codebook determination. One embodiment of the present disclosure provides an apparatus including a receiver that receives at least one downlink (DL) transmission within a DL association set. The apparatus also includes a processor that determines whether to use a fallback hybrid automatic repeat request acknowledgement (HARQ-ACK) transmission and a transmitter that transmits a first HARQ-ACK codebook on a first resource for the DL association set in response to the fallback HARQ-ACK transmission being used or a second HARQ-ACK codebook on a second resource for the DL association set in response to the fallback HARQ-ACK transmission being used.
US11824809B2 In-phase and quadrature-phase tracking reference signal for an uplink shared channel
Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from a base station, a configuration indicating a set of resources for a reference signal to track an in-phase and quadrature-phase imbalance of the UE. The set of resources may include a first subset of resources for transmitting the reference signal and a second subset of resources for a mirror image signal that is generated during upconversion of the reference signal. The UE may upconvert the reference signal to a set of subcarriers corresponding to the first subset of resources and transmit the upconverted reference signal on the first subset of resources. The base station may receive the reference signal and the mirror image signal and determine a signal adjustment for communications with the UE based on the received reference signal and the received mirror image signal.
US11824806B2 Apparatus and method in wireless communication system and computer readable storage medium
An apparatus and method in a wireless communication system and a computer readable storage medium. The apparatus comprises a processing circuit, which is configured to: configure a sounding reference signal (SRS) mapping structure for a user equipment on the basis of at least the number of antenna ports of the user equipment and the number of transmitting beams and/or receiving beams to be scanned; and notify the user equipment of the SRS mapping structure, wherein the SRS mapping structure at least comprises SRS resource settings for achieving uplink beam management and channel state information (CSI) acquisition at the same time, thereby reducing the system time delay and improving the uplink resource utilization rate.
US11824802B2 Methods and apparatus for multi-carrier communication systems with adaptive transmission and feedback
An arrangement is disclosed where in a multi-carrier communication system, the modulation scheme, coding attributes, training pilots, and signal power may be adjusted to adapt to channel conditions in order to maximize the overall system capacity and spectral efficiency without wasting radio resources or compromising error probability performance, etc.
US11824799B2 Egress packet processing using a modified packet header separate from a stored payload
A network device includes a packet processor that: determines at least one egress port via which a received packet is to be transmitted by the network device; modifies one or more fields in a header of the packet to generate a modified header; determines, based at least in part on the modified header, whether the packet a) is to be transmitted or b) is to be discarded; and stores the modified header in a packet memory. In response to the determination that the packet is to be transmitted, a transmit processor of the network device: retrieves a payload of the packet from the packet memory; retrieves the modified header from the packet memory; generates a transmit packet at least by combining the payload of the packet with the modified header; and transmits the transmit packet via the determined at least one egress port of the network device.
US11824796B2 Protocol independent programmable switch (PIPS) for software defined data center networks
A software-defined network (SDN) system, device and method comprise one or more input ports, a programmable parser, a plurality of programmable lookup and decision engines (LDEs), programmable lookup memories, programmable counters, a programmable rewrite block and one or more output ports. The programmability of the parser, LDEs, lookup memories, counters and rewrite block enable a user to customize each microchip within the system to particular packet environments, data analysis needs, packet processing functions, and other functions as desired. Further, the same microchip is able to be reprogrammed for other purposes and/or optimizations dynamically.
US11824793B2 Unlocking computing resources for decomposable data centers
Techniques for sending Compute Express Link (CXL) packets over Ethernet (CXL-E) in a composable data center that may include disaggregated, composable servers. The techniques may include receiving, from a first server device, a request to bind the first server device with a multiple logical device (MLD) appliance. Based at least in part on the request, a first CXL-E connection may be established for the first server device to export a computing resource to the MLD appliance. The techniques may also include receiving, from the MLD appliance, an indication that the computing resource is available, and receiving, from a second server device, a second request for the computing resource. Based at least in part on the second request, a second CXL-E connection may be established for the second server device to consume or otherwise utilize the computing resource of the first server device via the MLD appliance.
US11824790B2 Enforcement of latency determinism across a computer network
A plurality of message transceivers coupled with each other via a portion of an electronic communications network characterized by a transmission latency is each operative to perform an action on data transaction messages received thereby. Upon receipt by any of the plurality of message transceivers of a first augmented data transaction message transmitted thereto by another of the plurality of message transceivers, the receiving message transceiver is configured to delay performance of the action on the first augmented data transaction message for an amount of time based on an extent to which a defined amount of time exceeds a transmission time, resulting from the transmission latency of the portion of the electronic communication network via which the first augmented data transaction message was conveyed, of the first augmented data transaction message between the transmitting and receiving message transceivers when the transmission time is less than the defined amount of time.
US11824789B2 Network congestion reduction based on routing and matching data packets
A data transaction processing system includes a quarantine system that delays messages configured to accept a delay before being processed by the data transaction processing system. During periods of heavy network traffic, the imposed delay reduces network congestion by distributing/load leveling messages according to available computing resources. Separating messages over time also reduces the processing latency of the data transaction processing system. Messages that are routed and delayed through the quarantine system may be executed at a better transactional value than other non-delayed messages.
US11824777B1 System and method for automatic appliance configuration and operability
In one embodiment, a cloud connection appliance features a processor and a non-transitory storage medium. The non-transitory storage medium comprises management control logic, that when executed by the processor, controls registration with a controller adapted to control data traffic between gateway instance and to establish a communication path including a reverse tunnel with the controller. The controller and cloud connection appliance operate in a client-server relationship with the cloud connection appliance operates as a client when establishing the communication path and operates as a server when receiving control information through the reverse tunnel. The reverse tunnel enables the cloud connection appliance to directly receive the control information from the controller despite the cloud connection application lacking a publicly routable Internet Protocol (IP) address.
US11824775B2 Inter-network service chaining
Techniques are described in which a centralized controller constructs a service chain between a bare metal server (BMS) and a virtual execution element (e.g., virtual machine or container), or in some instances a remote BMS, across a plurality of networks. In some examples, the controller may construct a service chain between a BMS and a virtual execution element or remote BMS using Ethernet Virtual Private Network (EVPN)-Virtual Extensible Local Area Network (VXLAN) and Internet Protocol Virtual Private Networks (IP VPNs) such as BGP/Multiprotocol Label Switching (BGP/MPLS) IP VPNs.
US11824771B2 Packet processing method, related device, and computer storage medium
A system and network devices for packet processing, a network device including a processor and instructions for receiving a first packet sent by a second network node, the first packet including a format of a segment identifier of the second network node describing a length and a location of each field in the segment identifier, obtaining the format based on the first packet, the segment identifier having a first field, and including a determined value of the first field in the segment identifier in a second packet sent to the second network node, the value of the first field in the segment identifier being determined based on a segment routing policy and the format, and the determined value of the first field indicating to the second network node to process the second packet.
US11824769B2 Incrementally eliminating BGP-LU using SR policies and PCE
Systems and methods for incrementally eliminating Border Gateway Protocol—Labeled Unicast (BGP-LU) in a multi-region network include receiving BGP-LU updates from one or more Area Border Router (ABR) nodes in a multi-region network with the ABR nodes between two areas including a first area utilizing Segment Routing without utilizing BGP-LU and a second area utilizing BGP-LU; and, responsive to a request from a first node in the first area to reach a second node in the second area, providing a Segment Identifier (SID) list to the first node where the SID list is determined based on the Segment Routing in the first area and the BGP-LU updates from the second area.
US11824764B1 Auto load balancing
Automatic load-balancing techniques in a network device are used to select, from a multipath group, a path to assign to a flow based on observed state attributes such as path state(s), device state(s), port state(s), or queue state(s) of the paths. A mapping of the path previously assigned to a flow or group of flows (e.g., on account of having then been optimal in view of the observed state attributes) is maintained, for example, in a table. So long as the flow(s) are active and the path is still valid, the mapped path is selected for subsequent data units belonging to the flow(s), which may, among other effects, avoid or reduce packet re-ordering. However, if the flow(s) go idle, or if the mapped path fails, a new optimal path may be assigned to the flow(s) from the multipath group.
US11824756B1 Monitoring systems to measure and increase diversity in clinical trial cohorts
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for assessing and adjusting the composition of groups for monitoring programs. In some implementations, a computer system determines a target level of diversity for a monitoring program based on a composition of a reference group. The system determines a group level of diversity for a group based on the composition of the group, wherein the group comprises at least one of candidates or participants for the monitoring program. The system determines that the group level of diversity does not provide the target level of diversity, and in response, selects one or more actions that are configured to adjust the composition of the group to achieve the target level of diversity in the group. The system provides output data that indicates the selected one or more actions to adjust the composition of the group toward the target level of diversity for the group.
US11824755B2 Communication asset usage metrics
Examples disclosed herein relate to tracking a usage metric for each of a plurality of communication assets, determining whether the usage metric fails to meet a threshold for each of the plurality of communication assets, and in response to determining that the usage metric fails to meet the threshold for at least one of the plurality of communication assets, causing the at least one of the plurality of communication assets to be disabled.
US11824752B2 Port-to-port network routing using a storage device
A multi-port data storage device to at least provide port-to-port communication between nodes. The multi-port storage device includes a first port, a second port and a bridge. The first port can be operatively coupled to a first node of a plurality of nodes. The second port can be operatively coupled to a second node of the plurality of nodes. The bridge can receive one or more data packets via the first or second ports to be transmitted to one of the plurality of nodes and to transmit one or more received data packets to another multi-port data storage device, to the first node, or to the second node.
US11824748B2 Communication apparatus and ranging method
Provided is a communication device including: a transmission timing calculation unit configured to calculate a transmission timing of a first frame using the number of transmitted bits from a predetermined timing to transmission of the first frame and a throughput; a transmission unit configured to transmit the first frame to an external device at the transmission timing; a reception unit configured to receive a second frame from the external device in response to the first frame; a reception timing calculation unit configured to calculate a reception timing of the second frame using the number of received bits from a predetermined timing to reception of the second frame by the reception unit and a throughput; and a round trip time calculation unit configured to calculate a round trip time using a processing time required by the external device from the reception of the first frame to the transmission of the second frame, the transmission timing, and the reception timing.
US11824747B2 Enhanced network communication using multiple network connections
Systems, methods, and apparatus, including computer-readable media, for enhanced network communication using multiple network connections. In some implementations, a networking apparatus concurrently maintains connectivity to a network through each of multiple network transports. The networking apparatus receives one or more packets to be transmitted over the network and classifies the one or more packets to determine a class of service. The networking apparatus selects one of the multiple network transports to transmit the one or more packets based on (i) the class of service for the one or more packets and (ii) measures of expected latency for transmission of the one or more packets over the respective multiple network transports. The networking apparatus transmits the one or more packets using the selected network transport.
US11824745B1 Reverse engineering computer network system functionality
A snapshot of a computer network system is taken in a virtualized environment. During a recording phase, a network message is recorded as it enters the computer network system. A logger generates log data that includes the headers of the network message as it enters and exits each server in the computer network system. An analysis server automatically analyzes the log data and determines whether there was a modification to a header of a network message and where the modification occurred. The contents of the changes reflected in the log data indicates functionality of the servers in the computer network system. The analysis server determines the dependencies between servers in the computer network system. The recorded data is used for test replays.
US11824744B2 Device classification
Systems, methods, and related technologies for device classification are described. In certain aspects, traffic data associated with a device and data from an external system can be accessed. The data can be processed to determine a device classification for the device. An action can be initiated based on the classification.
US11824743B2 Selective transmission of system log data for mobile platforms
A data transmission system for a mobile platform comprises non-volatile data storage media, a network interface, and control circuitry. The control circuitry is configured to establish a first connection with one or more onboard passenger service devices providing a passenger service at the mobile platform using the network interface. The control circuitry is further configured to receive a set of system log data from the one or more onboard passenger service devices via the network interface and store one or more log signatures in the non-volatile data storage media. The control circuitry is further configured to detect faults fault related to onboard passenger service devices, store transmission rule data that includes rules for filtering system log data, filter the set of system log data based on the transmission rule data, and transmit a subset of system log data to the remote computing device via the network interface.
US11824741B1 Complexity ranking in network device policies
In one embodiment, an illustrative method herein comprises: determining, by a process, for each group of policies configured across a plurality of network devices in a computer network, an information set having a list of all policy components used for each group and which policies within each group have which particular policy components of the list of all policy components used for that group; performing, by the process, a comparative analysis of similarity and component variance on policies within each group based on the information set; deriving, by the process, an overall complexity indicator for each group based on the comparative analysis; and providing, from the process to an assessment interface, a ranking of each group as compared to other groups of policies within the computer network based on their respective overall complexity indicator.
US11824733B2 Dynamic AI-driven split tunneling policies for remote teleworkers
In one embodiment, a device obtains path probe data between one or more end-user sites and an online application. The device makes, based on the path probe data, a prediction as to whether a direct Internet access path or a backhaul path would offer better application performance for the online application. The device generates, based on the prediction, a split tunnel policy for a particular end-user site. The device causes a particular end-user site to connect to the online application in accordance with the split tunnel policy.
US11824730B2 Methods and systems relating to impact management of information technology systems
Described are various embodiments of methods and systems relating to impact management of IT systems, including a server-based IT management system comprising a network server having a service function object store that stores a plurality of service function objects, each service function object being a digital representation of a service function and comprising one or more service attributes and one or more service function links for linking each service function object to at least one other service function object; and a network communications interface for receiving information indicative of an operating state for each service function; wherein the operability of any given service function is determined automatically upon the reduction of operating state of any one or more other service functions based on direct and indirect linkages between the given service function and the other service functions and the respective service-loss impact values associated with each said direct and indirect linkages.
US11824727B2 Network configuration verification in computing systems
Techniques of network configuration verification are disclosed herein. One example process includes, upon receiving a query to determine whether a packet from a first endpoint is reachable to a second endpoint in a virtual network, identifying a network path between the first endpoint to the second endpoint in a network graph. The network graph has nodes representing corresponding enforcement points of network policies in the virtual network and edges connecting pairs of the nodes. The example process can also include generating compound function representing conjoined individual constraints of the network policies at each of the nodes in the network graph along the identified network path, compiling the generated compound function into a Boolean formula, and solving the compiled Boolean formula to determine whether an assignment of values to packet fields of the packet exists such that all the conjoined individual constraints of the compound function can be satisfied.
US11824721B2 Method and system for virtual server dormancy
A method for providing a dormant state for content management servers is provided. Client devices are allowed to conduct transactions with servers when the servers are active. However, in a dormant state, the servers are not allowed to accept new transactions. Thus, by utilizing the dormant state, software upgrades can be made to one server at a time. Alternatively, all servers can be taken down for major upgrades, with the servers still operated in a read-only mode based on a file image from a point in time just prior to the shutdown. When the upgrade is completed, the servers can be returned to the active state.
US11824719B2 Discovering and grouping application endpoints in a network environment
An example method for discovering and grouping application endpoints in a network environment is provided and includes discovering endpoints communicating in a network environment, calculating affinity between the discovered endpoints, and grouping the endpoints into separate endpoint groups (EPGs) according to the calculated affinity, each EPG comprising a logical grouping of similar endpoints for applying common forwarding and policy logic according to logical application boundaries. In specific embodiments, the affinity includes a weighted average of network affinity, compute affinity and user specified affinity.
US11824717B2 Multi-region virtual data center template
A facility for distributing a template recording a past state of a virtual computing environment is described. The facility accesses a list of physical data centers at which the template is to be available for immediate use to instantiate a new virtual computing environments. The facility causes the template to be stored at each physical data center on the list.
US11824715B2 Configuration method, related apparatus, and system
A method includes obtaining a first service requirement related to a first device; determining, based on the first service requirement, a first host core model and at least one component hooked to the first host core model; generating a first packet based on the host core model and the at least one component; and configuring the first device based on the first packet. Because a configuration apparatus can run independently of a device that is in a service requirement, configuration can be completed on the device based on the service requirement when a service of the device is not broken. Difficulty in configuration can be effectively reduced by hooking the component to the host core model.
US11824706B2 Determining blockchain ledger indicates notification availability for an application
Notification system using a blockchain system. A method of the disclosure includes determining, by a node of a blockchain system, that a notification is available for an application of a computing device. The application is associated with a service platform. The method also includes updating a ledger of the blockchain system to indicate that the notification for the application is available.
US11824703B2 Reception methods and apparatuses for non-uniform constellation modulated signals
A coding and modulation apparatus and method are presented. The apparatus (10) comprises an encoder (11) that encodes input data into cell words, and a modulator (12) that modulates said cell words into constellation values of a non-uniform constellation. The modulator (12) is configured to use, based on the total number M of constellation points of the constellation, the signal-to-noise ratio SNR in dB and the channel characteristics, a non-uniform constellation from a group of constellations comprising one or more of predetermined constellations defined by the constellation position vector u1 . . . v, wherein v=sqrt(M)/2−1.
US11824698B2 Method and device for scheduling request in NB IoT systems
A method and device for reporting scheduling request are provided. The method includes the operations of acquiring a dedicated physical resource of a random access channel (RACH) configured to report a scheduling request, when the scheduling request is triggered, transmitting the RACH on the dedicated physical resource. The dedicated physical resource includes a plurality of periodic physical resources. Through this dedicated physical resource, the user equipment (UE) can report scheduling request in a contention-free random access way, and the capacity of a preamble sequence is improved and inter-cell interference is reduced.
US11824693B2 Channel state feedback extensions for multi-level coding
Methods, systems, and devices for wireless communications are described. A base station may transmit signaling that configures a wireless device to use a multi-level coding (MLC) procedure to communicate with a base station. Based on receiving the signaling, the wireless device may select a channel quality indicator (CQI) index from a set of CQI indices that are associated with an MLC procedure. In some examples, the wireless device selects the CQI index from a set of CQI indices that includes both bit-interleaved coded modulation (BICM)-based and MLC-based CQI indices. In other examples, the wireless device selects the CQI index from a set of CQI indices that includes solely MLC-based CQI indices. The wireless device may transmit the selected CQI index to the base station. And the base station may select a modulation and coding scheme for subsequent transmissions to the wireless device based on the received CQI index.
US11824686B2 Control device and control method
A control device (15a) includes a control unit configured to: acquire a switching request based on a latency measured in a first application function (AF) (30) disposed in a first network slice (5) or in a terminal device (40) communicating with the first AF (30); and switch, based on the acquired switching request, a core network to be connected to the terminal device (40) from a first core network (10a) disposed in the first network slice (5) to a second core network (10b) disposed in a second network slice (6) by using the first AF (30), or using the first AF (30) and the terminal device (40), as an anchor.
US11824683B2 Data processing unit for compute nodes and storage nodes
A new processing architecture is described in which a data processing unit (DPU) is utilized within a device. Unlike conventional compute models that are centered around a central processing unit (CPU), example implementations described herein leverage a DPU that is specially designed and optimized for a data-centric computing model in which the data processing tasks are centered around, and the primary responsibility of, the DPU. For example, various data processing tasks, such as networking, security, and storage, as well as related work acceleration, distribution and scheduling, and other such tasks are the domain of the DPU. The DPU may be viewed as a highly programmable, high-performance input/output (I/O) and data-processing hub designed to aggregate and process network and storage I/O to and from multiple other components and/or devices. This frees resources of the CPU, if present, for computing-intensive tasks.
US11824680B2 Building data platform with a tenant entitlement model
A building system of a building including one or more memory devices having instructions thereon, that, when executed by one or more processors, cause the one or more processors to manage a plurality of entitlements for a plurality of subscriptions of one or more buildings with a building entitlement model, receive a first request to perform a first operation for a first subscription and a second request to perform a second operation for a second subscription, and implement the first operation on first computing resources of a first zone based on the building entitlement model in response to a first determination that the first subscription has the first entitlement and implement the second operation on second computing resources of the second zone based on the building entitlement model in response to a second determination that the second subscription has the second entitlement.
US11824678B2 Device, system, and method of dynamically configuring a sub-1 gigahertz reception module via a Wi-Fi communication link
Device, system, and method of dynamically configuring a Sub-1 Gigahertz reception module via a Wi-Fi communication link. For example, a ceiling fan includes rotatable blades, an electric motor to rotate them, and a fan controller to control activation and deactivation and rotation speed of the electric motor. The ceiling fan further includes a non-Wi-Fi wireless receiver unit, such as a Sub-1 Gigahertz wireless receiver unit, to receive incoming non-Wi-Fi signals indicating control commands to the ceiling fan which is associated with an existing Fan Address Code. The ceiling fan also includes a Wi-Fi wireless receiver unit, to receive an incoming Wi-Fi message indicating a replacement Fan Address Code. The ceiling fan includes a Fan Address Code Modification Unit, to replace (i) the existing Fan Access Code of the ceiling fan, with (ii) a replacement Fan Access Code that was received via the incoming Wi-Fi message.
US11824675B2 Networked touchscreen with integrated interfaces
An integrated security system integrates broadband and mobile access and control with conventional security systems and premise devices to provide a tri-mode security network that with remote connectivity and access. The integrated security system includes a touchscreen providing security keypad functionality as well as content management and presentation, and is used as a security system interface and an interface for interacting with a network. The integrated security system delivers remote premise monitoring and control functionality to conventional monitored premise protection and complements existing premise protection equipment. The integrated security system integrates into the premise network and couples wirelessly with the conventional security panel, enabling broadband access to premise security systems. Automation devices can be added, enabling users to remotely see live video or pictures and control home devices via a personal web portal, mobile phone, or other client device. Users can receive notifications of detected events via electronic message.
US11824669B2 Method of media state synchronization
A method of media state synchronization is described. An applicative entity sends a request to a rules control entity asking the rules control entity to dispatch a message to the applicative entity describing the state of the media controlled by this applicative entity and currently being used. On expiry of a default deadline or one contained in the request, the rules control entity sends the applicative entity a message in which the rules control entity describes the state of the media. Subsequent to the receipt of the message, the applicative entity does not undertake any action if the media list provided by the rules control entity is identical to that known to the applicative entity, or corrects its state of the media if a subset of the media of the list is different from the list of media known to the applicative entity, or requests the freeing of the session if the set of the media of the list is different from the list of media known to the applicative entity or if the session itself is unknown to the applicative entity.
US11824666B2 Method and apparatus for transmitting and receiving control information in wireless communication system
A method and an apparatus of transmitting and receiving control information in a wireless communication system is disclosed. A method of transmitting control information in a wireless communication system according to an embodiment of the present disclosure may include receiving, from a base station, first configuration information for configuring HARQ (Hybrid Automatic Repeat and request)-ACK (acknowledgement) bundling for one or more serving cells among a plurality of serving cells configured for the terminal; receiving, from the base station, downlink control information (DCI) for scheduling one or more physical downlink shared channels (PDSCH) on each of the plurality of serving cells; receiving, from the base station, a plurality of PDSCHs on the plurality of serving cells; and transmitting, to the base station, control information including a HARQ-ACK codebook generated based on HARQ-ACK information for the plurality of PDSCHs.
US11824664B2 Early packet loss detection and feedback
A video encoding device (e.g., a wireless transmit/receive unit (WTRU)) may transmit an encoded frame with a frame sequence number using a transmission protocol. The video encoding device, an application on the video encoding device, and/or a protocol layer on the encoding device may detect a packet loss by receiving an error notification. The packet loss may be detected at the MAC layer. The packet loss may be signaled using spoofed packets, such as a spoofed NAM packet, a spoofed XR packet, or a spoofed ACK packet. A lost packet may be retransmitted at the MAC layer (e.g., by the encoding device or another device on the wireless path). Packet loss detection may be performed in uplink operations and/or downlink operations, and/or may be performed in video gaining applications via the cloud. The video encoding device may generate and send a second encoded frame based on the error notification.
US11824661B2 HARQ-ack handling with multiple PUCCH in multi-TRP transmission in NR
The present disclosure relates to a user equipment, a network node and respective communication methods for a user equipment and a network node. A according to some embodiments, a user equipment comprises a transceiver which, in operation, receives data on a plurality of downlink shared channels, the data received on the plurality of downlink shared channels being respectively the same data, and circuitry which, in operation, decodes the data, generates an indicator which indicates whether or not the data has been successfully decoded using the plurality of downlink shared channels. The transceiver, in operation, transmits the indicator on at least one of a plurality of uplink control channels associated respectively with the plurality of downlink shared channels.
US11824659B2 Method and apparatus for optimized HARQ operation
A method for optimized hybrid automatic repeat request (HARQ) operation. The method comprises transmitting an uplink data transmission on the shared uplink resource to a network node, and receiving a feedback message from the network node, the feedback message comprising a feedback indication indicating a reception status of the uplink data transmission from the terminal device. An explicit HARQ feedback can be provided for uplink data transmission in a wireless communication network such as a new radio (NR) network.
US11824657B2 Frame processing method and apparatus
A frame processing method and apparatus are provided, to implement selective receiving in a redundant transmission scenario. According to a method, a destination device receives a first Ethernet frame from a first intermediate node through a first interface, where the first Ethernet frame includes a first time point, and the first time point is a processing time point of the first Ethernet frame on the first intermediate node. The destination device receives a second Ethernet frame from a second intermediate node through a second interface, where the second Ethernet frame includes a second time point, and the second time point is a processing time point of the second Ethernet frame on the second intermediate node. The destination device determines, based on the first time point and the second time point, whether the second Ethernet frame is a duplicate frame of the first Ethernet frame.
US11824655B2 Reporting difference between half-duplex and full-duplex channel qualities via low-density parity-check decoder parameters
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a base station, a physical downlink shared channel (PDSCH) transmission in one or more of a half-duplexing mode or a full-duplexing mode. The UE may attempt to decode the PDSCH transmission using a low-density parity-check (LDPC) decoder. The UE may transmit, to the base station, feedback that indicates a difference between a half-duplex channel quality and a full-duplex channel quality based at least in part on one or more decoding parameters associated with the LDPC decoder. Numerous other aspects are described.
US11824654B2 Method and apparatus for decoding polar code in communication and broadcasting system
The disclosure proposes a technique for achieving validity decision performance of a suitable level in communication and broadcasting systems using a polar code. The polar code is a channel code in which it is difficult to use a syndrome check due to a successive cancellation (SC)-based decoding operation and coding structure. Accordingly, in the communication of the related art and broadcasting systems using the polar code, a validity check of a decoding result has been performed by using a path-metric (PM) generated during decoding and a concatenated error detection code, such as a cyclic redundancy check (CRC) code. However, it is difficult to achieve target error detection performance only via such methods when the length of the CRC code is short or when input and output lengths of a code are short. In this regard, an embodiment of the disclosure proposes a method for obtaining a Euclidean distance-based metric between a received signal and a decoded signal by using an estimated codeword output bit sequence, and performing post error detection based on this.
US11824650B2 Publish-subscribe communication architecture for highly-versatile field devices in control and automation systems
A method and system for publish-subscribe communication architecture for highly-versatile (HV) field devices in control and automation system implements reception at an HV field device, from a client device or application, of a message indicating a selection of one of a plurality of publish categories. The publish category corresponds to a type of information desired by the client device or application. The field device transmits to the client device or application an identification of each of a plurality of publish lists corresponding to the selected publish category, which publish lists are each stored on the field device and each include a set of parameters associated with the field device. The field device receives, from the client device or application, a selection of one of the publish lists identified by the field device, and transmits to the client device or application the set of parameters associated with the selected publish list.
US11824647B2 Promotion of users in collaboration sessions
The techniques disclosed herein improve existing systems by monitoring data indicative of the communication session and identifying a predefined trigger indicative of a desired engagement level of a user with respect to the communication session. A promotion action is determined that corresponds to the predefined trigger. In response to confirmation of the promotion action, the user is promoted on the user interface in accordance with the promotion action.
US11824646B1 Processing anomaly data to identify network security threats by use of rarity analysis
A security platform employs a variety techniques and mechanisms to detect security related anomalies and threats in a computer network environment. The security platform is “big data” driven and employs machine learning to perform security analytics. The security platform performs user/entity behavioral analytics (UEBA) to detect the security related anomalies and threats, regardless of whether such anomalies/threats were previously known. The security platform can include both real-time and batch paths/modes for detecting anomalies and threats. By visually presenting analytical results scored with risk ratings and supporting evidence, the security platform enables network security administrators to respond to a detected anomaly or threat, and to take action promptly.
US11824642B2 Systems and methods for provisioning biometric image templates to devices for use in user authentication
Systems and methods are provided for use in provisioning a biometric image template to a card device. One example portable communication device includes a processor, a wireless communication interface coupled to the processor, and an input device coupled to the processor. The processor is configured to transmit to a card device, via the wireless communication interface, a certificate associated with the portable communication device, whereby the portable communication device is authenticated by the card device, receive from the card device, via the wireless communication interface, a certificate associated with the card device, and authenticate the card device based on the received certificate. After the card device is authenticated, the processor is configured to capture, via the at least one input device, a biometric image of the user and provision, via the wireless communication interface, the captured biometric image to the card device.
US11824639B2 Dynamic IoT rule and alert templating engine
Apparatus and associated methods relate to dynamically generating a rule for determining an alert condition for an Internet of Things (IoT) device. The rule is dynamically generated for determining an alert condition that is appropriate to a specific use or application of the IoT device. A processor receives a device-data definition and captures a specific one of a plurality of selectable use cases of the IoT device. The processor generates the rule for determining an alert condition based, at least in part, on the specific one of the plurality of selectable use cases captured. The processor receives a data stream provided by the IoT component and applies the rule generated to the data stream. The processor determines the alert condition based on the rule applied to the data stream and generates an alert signal in response to the rule applied to the data stream satisfying the alert condition determined.
US11824629B2 Method and a system for transmitting DFT-s-OFDM symbols
The present disclosure discloses a method and a system for transmitting DFT-s-OFDM symbols. A data sequence for transmitting as an OFDM symbol is received as input from a data source. A reference sequence for transmitting along with the data sequence as the OFDM symbol is generated and time-multiplexed with the data sequence, to generate a multiplexed sequence. Thereafter, a Discrete Fourier Transform (DFT) operation is performed on the multiplexed sequence to generate a DFT-spread-Orthogonal Frequency Division Multiplexing (DFT-s-OFDM) symbol that is further processed for transmitting over a channel. The transmission of the reference sequence and the data sequence in a single OFDM symbol provides better bandwidth utilization and flexibility in modulation of the reference sequence and the data sequence.
US11824628B2 Frequency division multiple access optical subcarriers
A hub node may or have a capacity greater than that of associated leaf nodes. Accordingly, inexpensive leaf nodes may be deployed to receive data carrying optical signals from, and supply data carrying optical signals to, the hub node. One or more connections may couple each leaf node to the hub node, each connection including one or more segments of optical fibers, optical amplifiers, optical splitters/combiners, and optical add/drop multiplexer. Optical subcarriers may be transmitted over such connections, each carrying a data stream. The subcarriers may be generated by a combination of a laser and a modulator. As the capacity requirements of the leaf nodes change, the number of subcarriers associated with, and thus the amount of data provided to, each node, may be changed accordingly.
US11824627B2 Apparatus, system and method for utilizing a flexible slot format indicator
Embodiments are presented herein of apparatuses, systems, and methods for utilizing a flexible slot indicator in wireless communication. A base station (BS) may establish communication with a first user equipment device (UE). The BS may determine a transmission direction for each of a plurality of symbols included in one or more slots. The BS may transmit a slot format indicator (SFI) to the UE. The SFI may indicate the transmission direction for each of the plurality of symbols included in one or more slots. The BS and the UE may perform communication during the one or more slots according to the determined transmission direction.
US11824621B2 Frequency control
According to an example aspect of the present invention, there is provided an apparatus comprising at least one processing core, at least one memory including computer program code, the at least one memory and the computer program code being configured to, with the at least one processing core, cause the apparatus at least to receive, from a first beam, information concerning frequency adjustment of a second beam, the second beam being different from the first beam, and apply the information when synchronizing with the second beam, and/or in transmitting to the second beam in an uplink transmission.
US11824620B2 Remote unit with a configurable mode of operation
A relay supporting multiple relay modes is provided. The relay transmits capability information to a base station, the capability information indicating support for a first relay mode and a second relay mode. The relay determines a mode of operation, either on its own or based on an indication of a mode of operation from the base station, wherein the mode of operation comprises the first relay mode or the second relay mode. The relay communicates with at least one of the base station or another wireless device based at least in part on the determined mode of operation.
US11824619B2 Antenna for cellular repeater systems
A cellular repeater system is provided. The cellular repeater system includes an outdoor antenna communicatively coupled to a repeater. The outdoor antenna is configured to relay communications from the repeater to a cellular base station. The outdoor antenna includes a plurality of log-periodic antennas rotated relative to one another such that each of the plurality of log-periodic antennas is pointed in a different direction. The cellular repeater system includes a switching device configured to selectively couple one or more of the plurality of log-periodic antennas to a RF transceiver of the repeater in order to configure the outdoor antenna in a plurality of antenna modes. Each of the plurality of antenna modes have a distinct radiation pattern.
US11824618B2 Beam failure recovery method and device, and terminal device
The present disclosure provides a beam failure recovery method, a beam failure recovery device and a terminal device. The beam failure recovery method includes: judging whether it is necessary to delay initiating a BFR procedure when a beam failure occurs for the terminal device in a DRX inactive state; directly initiating, by the terminal device, the BFR procedure when it is unnecessary to delay initiating the BFR procedure; and determining an initiation time point for the BFR procedure when it is necessary to delay initiating the BFR procedure, and initiating the BFR procedure at the initiation time point.
US11824610B2 Calculation of beamforming weights for reciprocity based beamforming without UE transmit antenna selection
Embodiments of a method in a base station configured to transmit and receive wireless signals to and from a user equipment, UE. A downlink channel response of a first UE antenna is determined, based on uplink signals received from the UE. First preceding weights are calculated based on the determined channel response of the first UE antenna. Orthogonal or quasi-orthogonal preceding weights are determined based on the first preceding weights. First and second downlink signal layers are transmitted using the first preceding weights and the orthogonal or quasi-orthogonal preceding weights.
US11824603B1 Superimposed pilots signaling for dense MU-MIMO
An apparatus for wireless communication at a UE is provided. The apparatus is configured to receive one or more pilot signals superimposed on a data signal from a network entity. The apparatus is further configured to receive an indication of a first set of locations in at least one of time or frequency from the network entity. The data signal or the scrambled data signal is near orthogonal to a channel estimation filter of the transmission channel between the network entity and the UE at the first set of locations. The apparatus is further configured to transmit characteristics of the transmission channel to the network entity. The characteristics of the transmission channel is determined based at least in part on the first set of locations.
US11824597B2 Robust mode for power line communications
Embodiments include methods of powerline communications using a preamble with band extension is provided. A method may include receiving a packet data unit PDU. Bit-level repetition is applied to at least a portion of the PDU to create a repeated portion. Interleaving is performed per a subchannel. Pilot tones are inserted in the interleaved portion. Each data tone is modulated with respect to a nearest one of the inserted pilot tones. The PDU is transmitted over a power line.
US11824594B2 Vehicle, server, vehicle system and method for recommending a radio signal
A server includes a communication device and a controller. The communication device receives information about whether a destination is set from a vehicle. The controller sets a radio signal recommendation scheme based on whether the destination is set, determines whether a recommended radio signal recommended in a set recommendation scheme is applicable, and transmits a radio signal recommendation list generated based on a determination result. A vehicle receives the radio signal recommendation list from the server when a strength of the received radio signal is less than a specified value, compares a strength of at least one radio signal included in the radio signal recommendation list with the strength of the received radio signal, and determines whether to receive the recommended radio signal based on the comparison result.
US11824593B2 Wireless circuitry with self-calibrated harmonic rejection mixers
An electronic device may include a harmonic rejection mixer with a delay line, mixer array, and load. The delay line may generate LO phases. Each mixer in the array may have a first input that receives an LO phase and a second input coupled to an input switch and the first input of the next mixer circuit through an inter-mixer switch. The load may include a set of switches. In a transmit mode, the input switches and set of switches may be closed while the inter-mixer switches are open. In a self-calibration mode, the input switches and set of switches may be open while the inter-mixer switches are closed. A controller may sweep through phase codes for the programmable delay line while storing a digital output from the load. The controller may calibrate the phase code based on the digital output.
US11824587B1 Temperature control of an optical source in free space optical communications
Systems and methods are described for transmitting information optically. For instance, a system may include an optical source configured to generate a beam of light. The system may include at least one modulator configured to encode data on the beam of light to produce an encoded beam of light/encoded plurality of pulses. The system may include a spectrally-equalizing amplifier configured to receive the encoded beam of light/encoded plurality of pulses from the at least one modulator and both amplify and filter the encoded beam of light/encoded plurality of pulses to produce a filtered beam of light/filtered plurality of pulses, thereby spectrally equalizing a gain applied to the encoded beam of light. In some cases, the system may slice the beam of slight, to ensure a detector has impulsive detection. In some cases, the system may include a temperature controller to shift a distribution curve of wavelengths of the optical source.
US11824584B2 Node apparatus
A node device capable of optimal transfer in accordance with the traffic situation of a network irrespective of the optical signaling system is provided. The node device includes a first wavelength selective switch connected to an input-side optical fiber; a fast selective switch connected to the first wavelength selective switch for cut-through or selective switching to an OCS controller or an OFS/OPS controller; an optical coupler connected to a cut-through output of the fast selective switch, an output of the OCS controller, and an output of the OFS/OPS controller; a second wavelength selective switch connected to an output of the optical coupler; and a node controller that performs wavelength assignment control for the first and second wavelength selective switches, path/label switch control for the fast selective switch, and flow/packet switch control for the OFS/OPS controller.
US11824579B2 Multiple chirp data alignment with early message rejection for chirp spread spectrum
A chirp spread spectrum (CSS) receiver may reject, based on multiple data alignment chirps that includes an attribute identifier that is a mismatch to one or more preconfigured identifiers, a message early and before fully receiving/decoding the message. The multiple data alignment chirps may enable usage of a larger range of IDs than a single chirp signal. A receiver may receive a sequence of training chirps for symbol alignment followed by multiple opposite chirps for data alignment. Training chirps may be processed through a fast-Fourier transform (FFT) and the resulting values accumulated until a threshold is exceeded. Using symbol alignment from the training chirps, the receiver may decode multiple opposite chirps that indicate data alignment and comprise an encoded identifier. The receiver may reject the message and terminate further message processing based on the encoded identifier being a mismatch to preconfigured identifiers or attributes indicated by the encoded identifier.
US11824575B2 Protective cover for tablet computer and portable electronic device
A protective cover for a tablet computer includes a main body, a peripheral device and a protective cover signal transmission member. The main body includes a first supporting member and a second supporting member connected to each other and can be opened and closed relative to each other. The peripheral device is disposed on the first supporting member. The protective cover signal transmission member is disposed on the second supporting member and electrically connected with the peripheral device. The second supporting member supports the tablet computer. The tablet computer includes a computer signal transmission member. The protective cover signal transmission member is used to dock with the computer signal transmission member to perform signal transmission. One of the computer signal transmission member and the protective cover signal transmission member is an electrical block, and the other is an electrical guide rail. A portable electronic device is also provided.
US11824571B1 Sensing signal receiving system and method
The present application discloses a sensing signal receiving system and method. The system includes an interface module configured to receive a sensing signal, a narrowband frequency-selective module configured to determine a frequency-selective signal in the sensing signal according to a preset receive frequency, a high amplification module configured to amplify the received frequency-selective signal to obtain an amplified signal, and an in-phase comparison module configured to convert the amplified signal into a TTL standard signal. A frequency of the frequency-selective signal is the preset receive frequency or is a narrowband section including the preset receive frequency. The narrowband frequency-selective module is further configured to output the frequency-selective signal to the high amplification module. According to the technical solutions of the present application, a missing report or a false report of an available signal may be effectively avoided, thereby ensuring reliable transmission of the sensing signal.
US11824570B1 Error parameters for communications that use digital post distortion at a receiving device
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first wireless communication device (WCD) may receive an indication of an error parameter associated with communications that use digital post distortion (DPoD) at the first WCD. The WCD may receive, from a second WCD, a communication based at least in part on the error parameter, wherein the communication has digital peak-to-average-power-ratio (PAPR) reduction applied, and wherein receiving the communication comprises application of DPoD to the communication. Numerous other aspects are described.
US11824562B2 Three-dimensional data encoding method, three-dimensional data decoding method, three-dimensional data encoding device, and three-dimensional data decoding device
A three-dimensional data encoding method includes: generating an N-ary tree structure of three-dimensional points included in three-dimensional data, where N is an integer greater than or equal to 2; generating first encoded data by encoding a first branch using a first encoding process, the first branch having, as a root, a first node included in a first layer that is one of layers included in the N-ary tree structure; generating second encoded data by encoding a second branch using a second encoding process different from the first encoding process, the second branch having, as a root, a second node included in the first layer and different from the first node; and generating a bitstream including the first encoded data and the second encoded data.
US11824559B2 Techniques for employing polar code in connection with NR (new radio)
Techniques discussed herein can facilitate polar coding and decoding for NR (New Radio) systems. Various embodiments discussed herein can employ polar coding and/or decoding at UE(s) (User Equipment(s)) and/or gNB(s) (next generation Node B(s)). One example embodiment employable at a UE can comprise processing circuitry configured to determine one or more thresholds for code block segmentation, wherein the one or more thresholds for code block segmentation comprise one or more of a payload threshold (Kseg) or a code rate threshold (Rseg); determine to perform code block segmentation based on the one or more thresholds and at least one of a current payload (K) of an information block or a current code rate (R) for the information block; segment the information block into a plurality of segments; and encode each segment of the plurality of segments via a polar encoder with a code size (N).
US11824558B2 Method and apparatus for encoding and decoding of low density parity check codes
An encoding apparatus is provided. The encoding includes a low density parity check (LDPC) encoder which performs LDPC encoding on input bits based on a parity-check matrix to generate an LDPC codeword formed of 64,800 bits, in which the parity-check matrix includes an information word sub-matrix and a parity sub-matrix, the information word sub-matrix is formed of a group of a plurality of column blocks each including 360 columns, and the parity-check matrix and the information word sub-matrix are defined by various tables which represent positions of value one (1) present in every 360-th column.
US11824556B1 Error correction using soft decision bits and multiple hypotheses
An apparatus and method for error correction based on soft decision bits and multiple hypotheses includes: maintaining a plurality of previous single bit-flip hypotheses, each hypothesis including a respective bit-flip, a respective pre-flip bit confidence, and a respective hash responsive to the respective bit-flip; receiving a bit and a corresponding bit confidence; comparing the received bit confidence with a highest pre-flip bit confidence of the maintained plurality of single bit-flip hypotheses; and if the received bit confidence is less than the highest pre-flip bit confidence, forming a new single bit-flip hypothesis and replacing a prior bit-flip hypothesis having the highest pre-flip bit confidence with the new hypothesis.
US11824553B2 Unity-gain buffer circuit structure
A unity-gain buffer circuit structure, used to receive an input voltage and output an output voltage, includes a first operational amplifier and a second operational amplifier. The first operational amplifier includes a first positive input, a first output and a first negative input. The second operational amplifier, coupled electrically with the first operational amplifier, includes a second positive input, a second output and a second negative input. The second positive input is used to receive the output voltage. The second output, coupled with first negative input, is used to output a second output voltage. The second negative input, coupled with the second output, is used to receive the second output voltage. After the first negative input receives the second output voltage, an offset voltage between the output voltage outputted from the first operational amplifier and the input voltage received by the first operational amplifier is close to 0.
US11824549B2 Reference voltage buffer circuit
A reference voltage buffer circuit is provided, which could improve the reliability of the reference voltage buffer circuit, including: at least one output branch, where each output branch includes a delay control branch, a first MOSFET, and a second MOSFET; and a feedback branch, where in a first time period, the feedback branch is configured to output a first voltage to the delay control branch, and the delay control branch is configured to control the first MOSFET and the second MOSFET to be turned on, such that a source of the first MOSFET continuously outputs a reference voltage; and in a second time period, a voltage output from the feedback branch to the delay control branch is 0, the delay control branch is configured to control the second MOSFET to be turned off before the first MOSFET is turned off.
US11824545B2 Duty point detection circuit and operating method thereof
A duty point detection circuit receiving an input signal and generating an output signal includes a charge pump receiving the input signal and the output signal and generating a comparison target signal from the input signal and the output signal, a magnitude of the comparison target signal being determined based on a first duty ratio of the input signal and a second duty ratio of the output signal, a comparator receiving a reference signal and the comparison target signal, and comparing the reference signal and the comparison target signal to generate a comparison result signal, and a control circuit receiving the input signal and the comparison result signal and adjusting the second duty ratio of the output signal to a constant duty ratio in successive cycle periods of the input signal.
US11824543B2 Folded ramp generator
A device includes a first ramp generator having a first ramp generator output configured to provide a first ramp, a second ramp generator having a second ramp generator output configured to provide a second ramp, and a third ramp generator having a third ramp generator output configured to provide a third ramp. The first ramp is a sawtooth voltage waveform having a first common mode voltage and a first peak-to-peak voltage. The second ramp is a sawtooth voltage waveform having a second common mode voltage and a second peak-to-peak voltage. The third ramp is a sawtooth voltage waveform having a third common mode voltage and a third peak-to-peak voltage. A frequency of the second ramp is approximately equal to a frequency of the third ramp, and the frequency of the third ramp is approximately double a frequency of the first ramp.
US11824542B1 Bipolar high voltage pulser
A bipolar high voltage bipolar pulsing power supply is disclosed that can produce high voltage bipolar pulses with a positive high voltage pulse greater than about 2 kV followed by a negative high voltage pulse less than about −2 kV with a positive to negative dwell period between the positive high voltage pulse and the negative high voltage pulse. A high voltage bipolar pulsing power supply, for example, can reproduce high voltage pulses with a pulse repetition rate greater than about 10 kHz.
US11824539B2 Clock multiplexer circuitry with glitch reduction
Clock multiplexer circuitry outputs one of a first or second clock signal. First selection circuitry is connected in series with first counter circuitry. The first selection circuitry and the first counter circuitry receive a first clock signal and a first selection signal. A first control signal is generated based on the first clock signal and the first selection signal. Second selection circuitry is connected in series with second counter circuitry. The second selection circuitry and the second counter circuitry receive a second clock signal and a second selection signal. A second control signal is generated based on the second clock signal and the second selection signal. The output circuitry is connected to the first counter circuitry and the second counter circuitry. The output circuitry outputs one of the first clock signal and the second clock signal based on the first control signal and the second control signal.
US11824538B2 Multi-bit flip flop
A circuit includes a multi-bit flip flop, an integrated clock gating circuit connected to the multi-bit flip flop, and a control circuit connected to the integrated clock gating circuit and the multi-bit flip flop. The control circuit compares output data of the multi-bit flip flop corresponding to input data with the input data. The control circuit generates an enable signal based on comparing the output data of the multi-bit flip flop corresponding to the input data with the input data of the multi-bit flip flop. The control circuit provides the enable signal to the integrated clock gating circuit, wherein the integrated clock gating circuit provides, based on the enable signal, a clock signal to the multi-bit flip flop causing the multi-bit flip flop to toggle.
US11824534B2 Transmit driver architecture with a jtag configuration mode, extended equalization range, and multiple power supply domains
A transmit driver architecture with a test mode (e.g., a JTAG configuration mode), extended equalization range, and/or multiple power supply domains. One example transmit driver circuit generally includes one or more driver unit cells having a differential input node pair configured to receive an input data signal and having a differential output node pair configured to output an output data signal; a plurality of power switches coupled between the differential output node pair and one or more power supply rails; a first set of one or more drivers coupled between a first test node of a differential test data path and a first output node of the differential output node pair; and a second set of one or more drivers coupled between a second test node of the differential test data path and a second output node of the differential output node pair.
US11824532B2 Level shift circuit, light source, and image forming apparatus
A level shift circuit includes: a first transistor connected to ground and having a control terminal; a second transistor connected to the ground and having a control terminal connected to the a terminal of the first transistor; a pull-up circuit connected to a power source and also connected to the first terminal of the first transistor, and having a current mirror circuit constituted by two transistors; a third transistor having a first terminal connected to the first terminal of the first transistor, a second terminal connected to the power source, and a control terminal connected to a first terminal of the second transistor; and a fourth transistor having a first terminal connected to the first terminal of the second transistor, a second terminal connected to the power source, and a control terminal connected to the first terminal of the first transistor.
US11824531B2 Switching device and system having the switching device for converting a differential input signal
In a switching device and a system for converting a differential input signal into a ground-referenced output signal using a control signal, error states are detected, and detected error states lead to the deactivation of the ground-referenced output signal and are indicated on the control signal in addition.
US11824529B2 Circuit for adjusting resonance frequency and electronic device including same
An electronic device according to an embodiment includes a first touch key disposed in a first area of the electronic device, a second touch key disposed in a second area of the electronic device, an antenna, a communication circuit, electrically connected to the antenna, for transmitting or receiving a signal using the antenna, a sensing circuit for sensing an external object corresponding to the electronic device, a frequency adjustment circuit, electrically connected to the antenna, adjusting a resonance frequency of the antenna, and a processor wherein the processor detects the external object using the sensing circuit while communicating with an external device using the communication circuit, in response to detecting the external object, detects an amount of change of capacitance corresponding to the external object using the first touch key or the second touch key. If a first amount of change of capacitance detected through the first touch key is greater than a second amount of change of capacitance detected through the second touch key, the electronic device communicates using the communication circuit wherein the frequency adjustment circuit is designated in a first mode. If the second amount of change of capacitance detected through the second touch key is greater than the second amount of change of capacitance detected through the first touch key, the electronic device communicates using the communication circuit wherein the frequency adjustment circuit is designated in a second mode. In addition, various other embodiments are possible.
US11824527B2 Electric circuitry for signal transmission
An electric circuitry for signal transmission comprises a transmission gate having an input node to apply an input signal. The transmission gate includes a first transistor having an electric conductive channel of a first type of conductivity and a second transistor having an electric conductive channel of a second type of conductivity. The electric circuitry comprises a control circuit to control the signal transmission of the transmission gate. The control circuit is configured to generate a first and second control signal to control the conductivity of the first and second transistor in dependence on a voltage level of the input signal.
US11824526B2 Circuit and control method for preventing false turn-on of semiconductor switching device
A circuit for preventing false turn-on of a semiconductor switching device includes an active clamp circuit, a control circuit, a power amplifier circuit, and a suppression circuit. The control circuit is coupled to an input of the power amplifier circuit. An output of the power amplifier circuit is coupled to a gate of the semiconductor switching device. The active clamp circuit is configured to operate within a preset period when a voltage between the first end of the semiconductor switching device and a second end of the semiconductor switching device is greater than a preset voltage. The suppression circuit includes a controllable switch, which is configured to turn on after the operation of the active clamp circuit is completed, such that potential at the input of the power amplifier circuit is clamped to a fixed potential.
US11824525B2 T-switch with reduced current leakage
An apparatus is provided comprising a first t-switch, which includes an input port arranged to be connected to a first voltage source, a center-tap port, and an output port arranged to be connected to a load. The first t-switch is configured to connect the input port to the output port in an on mode and disconnect the input port from the output port in an off mode. The apparatus further comprises a bias voltage generation circuit configured to generate a bias voltage, the generated bias voltage coupled to the center-tap port of the first t-switch, the bias voltage determined based upon an output port voltage.
US11824524B2 Semiconductor device
A semiconductor device includes a first transistor that flows a load current to an external load; a current generation circuit that outputs a current corresponding to a power consumption generated in an overheat detection target when the load current flows the overheat detection target; a resistor-capacitor-network comprising a resistor and a capacitor corresponding to a thermal resistance and a thermal capacitance of the overheat detection target, and having one end coupled to the current generation circuit; an overheat detection circuit coupled to a connection point of the current generation circuit and the resistor-capacitor-network; and a voltage source that sets a voltage of the connection point of the current generation circuit and the resistor-capacitor-network to a predetermined voltage.
US11824522B2 Electroacoustic filter with modified phase characteristics
Aspects of the disclosure relate to wireless communication, and high-frequency filters with resonators configured to systematically modify phase characteristics of an antenna reflection coefficient. One example is a wireless communication apparatus for a multi-band system comprising a frequency band filter circuit having a filter passband that includes a first band of the multi-band system. The frequency band filter circuit comprises a plurality of resonators coupled between an antenna port and a signal port and a resonant structure electrically coupled to the plurality of resonators. The resonant structure has a resonance outside of the first band and a second band of the multi-band system, the resonance being closer to the second band than to the first band.
US11824518B2 Acoustic wave device
An acoustic wave device includes a piezoelectric substrate including a crystal axis and an IDT electrode. When an acoustic wave propagation direction is a first direction and a direction perpendicular to the first direction is a second direction, the crystal axis of the piezoelectric substrate is inclined toward the second direction with respect to the thickness direction. The IDT electrode includes first and second electrode fingers interdigitated with each other. The portion where the first and second electrode fingers overlap in the first direction is a crossing region. The crossing region includes a center region that is centrally located in the second direction and first and second low-acoustic-velocity regions that are located on both sides of the center region in the second direction and in which the acoustic velocity is lower than the acoustic velocity in the center region. The first and second low-acoustic-velocity regions are asymmetrical.
US11824517B2 Resonator and resonance device
A resonator may include a vibrating portion that includes a plurality of vibrating arms to numbering in three or more, each having a fixed end, and including at least two vibrating arms to bend out of plane with different phases and a base portion having a fore end portion to which the fixed end of each of the plurality of vibrating arms to is connected and a rear end portion opposed to the fore end portion; a holding portion configured to hold the vibrating portion; and a support arm having one end connected to the holding portion and the other end connected to the rear end portion of the base portion. The support arm is asymmetric with respect to a center line of the vibrating portion with respect to a longitudinal direction in plan view.
US11824515B2 Acoustic wave device with spinel layer and temperature compensation layer
An acoustic wave device that includes a spinel layer, a piezoelectric layer and an interdigital transducer electrode on the piezoelectric layer is disclosed. The piezoelectric layer is disposed between the interdigital transducer electrode and the spinel layer. The acoustic wave device is configured to generate an acoustic wave having a wavelength of λ. The piezoelectric layer can have a thickness than is less than λ. In some embodiments, the acoustic wave device can include a temperature compensating layer that is disposed between the piezoelectric layer and the spinel layer.
US11824513B2 Acoustic wave device
An acoustic wave device includes a piezoelectric substrate and an IDT electrode on the piezoelectric substrate. The IDT electrode includes first and second electrode fingers. When the propagation direction of acoustic waves is a first direction and the direction orthogonal or substantially orthogonal to the first direction is a second direction, an intersecting region of the IDT electrode includes a central region located toward the middle in the second direction and first and second edge regions on both sides in the second direction of the central region. The first and second electrode fingers include epitaxially grown oriented films in the central region and portions that do not include the oriented films in the first and second edge regions.
US11824511B2 Method for manufacturing piezoelectric bulk layers with tilted c-axis orientation
Methods for depositing bulk layer crystalline material having a predetermined c-axis tilt on a substrate include a first step of depositing a first portion of bulk layer material at a first incidence angle to achieve a predetermined c-axis tilt, and a second step of depositing a second portion of the bulk material layer onto the first portion at a second incidence angle that is smaller than the first incidence angle. The second portion has a second c-axis tilt that substantially aligns with the first c-axis tilt.
US11824508B2 Integrated circuit devices with receiver chain peak detectors
An integrated circuit device is provided. In some examples, the integrated circuit device includes an amplifier stage that receives an input signal and a control signal and provides an amplified signal in response. A main path is coupled to the amplifier stage that receives the amplified signal and provides a first feedback signal corresponding to a signal strength of a data-bearing portion of the input signal. A control path also receives the amplified signal and provides a second feedback signal corresponding to a signal strength of the data-bearing portion and an interference component. A gain control circuit is coupled to the main path and the control path that receives the first and second feedback signals and provides the control signal in response to the feedback signals. In some such examples, the control path and main path include separate mixer stages with different performance characteristics.
US11824507B2 Methods and apparatus for volume adjustment
Apparatus, systems, articles of manufacture, and methods for volume adjustment are disclosed herein. An example method includes collecting data corresponding to a volume of an audio signal as the audio signal is output through a device, when an average volume of the audio signal does not satisfy a volume threshold for a specified timespan, determining a difference between the average volume and a desired volume, and applying a gain to the audio signal to adjust the volume of the audio signal to the desired volume, the gain determined based on the difference between the average volume and the desired volume.
US11824506B2 Glitch reduction technique for switched amplifiers having selectable transfer gain
An amplifier circuit comprises a first gain circuit path configured to provide a first signal gain to an input signal, a second gain circuit path configured to provide a second signal gain to an input signal, an auxiliary gain circuit path configured to provide an auxiliary signal gain to an auxiliary input signal, wherein the auxiliary signal gain is equal to the first signal gain minus the second signal gain, a summing circuit configured to sum the second gain signal path and the auxiliary signal path, and logic circuitry configured to change an output of the circuit between the first gain circuit path and the sum of the second gain signal path and the auxiliary signal path, and set the auxiliary input signal equal to the input signal before the changing.
US11824503B2 Charge amplifier circuit with a high output dynamic range for a microelectromechanical sensor
A charge amplifier circuit is provided. The charge amplifier circuit is couplable to a transducer that generates an electrical charge that varies with an external stimulus. The charge amplifier circuit includes an amplification stage having an input node, couplable to the transducer, and an output node. The amplification stage biases the input node at a first direct current (DC) voltage. The charge amplifier circuit includes a feedback circuit, which includes a feedback capacitor, electrically coupled between the input and output nodes of the amplification stage. The feedback circuit includes a resistor electrically coupled to the input node, and a level-shifter circuit, electrically coupled between the resistor and the output node. The level-shifter circuit biases the output node at a second DC voltage and as a function of a difference between the second DC voltage and a reference voltage.
US11824499B2 Power amplifier circuit
A power amplifier circuit includes a first amplifier that amplifies a first signal, and a second amplifier arranged subsequent to the first amplifier. The second amplifier amplifies a second signal that is based on an output signal of the first amplifier. The first amplifier performs class inverse-F operation, and the second amplifier performs class F operation.
US11824498B2 Multi-core oscillator with enhanced mode robustness
Voltage-controlled oscillation circuitry includes multiple cores and multiple mode or gain boosters coupled between the multiple cores. To prevent an undesired operating mode of the voltage-controlled oscillation circuitry from dominating a desired operating mode (e.g., an in-phase operating mode or an out-of-phase operating mode), the mode boosters may increase a desired gain of the desired operating mode and decrease an undesired gain of the undesired operating modes. In particular, mode boosters coupled to terminals of the cores that are associated with the desired operating mode may be enabled, while mode boosters coupled to terminals of the cores that are associated with the undesired operating mode may be disabled.
US11824492B2 Modular system for cleaning solar panels
The invention refers to a modular system (1) for cleaning panels or an array of panels (100), comprising: at least two independent modules (10a, 10b) communicating with each other, arranged at the upper and lower ends of the array of panels (100), respectively; and at least one cleaning element (16) arranged transversely to the array of panels (100) between the at least two modules (10a, 10b) by means of couplings (17); wherein each of the modules (10a, 10b) comprises at least one traction element (14) arranged perpendicular to the array of panels (100), wherein said traction element (14) rotates when a force is applied, providing in this way movement to the modules (10a, 10b) through the array of panels (100).
US11824490B2 System for the installation of photovoltaic panels
The present invention relates to a supporting system for photovoltaic panels and, in particular, to a supporting beam for photovoltaic panels implemented so that it eases the installation phase thereof, by allowing also the use of robot for the positioning, and at the same time it allows a reduction in production and maintenance costs.
US11824488B2 Systems and methods for adaptive range of motion for solar trackers
A system including a tracker configured to collect solar irradiance and attached to a rotational mechanism for changing a plane of the tracker and a controller in communication with the rotational mechanism. The controller is programmed to store a plurality of positional and solar tracking information, determine a position of the sun at a first specific point in time, calculate a first angle for the tracker based on the position of the sun, detect an amount of accumulation at the first specific point in time, determine a first maximum range of motion for the tracker based on the amount of accumulation, adjust the first angle for the tracker based on the first maximum range of motion for the tracker, and transmit instructions to the rotational mechanism to change the plane of the tracker to the first adjusted angle.
US11824487B2 Photovoltaic module systems and methods
Some embodiments of the present disclosure relate to methods that may include attaching a first photovoltaic module and a second photovoltaic module to a back-sheet, wherein the first photovoltaic module includes a first end and a second end, and wherein the second photovoltaic module includes a first end and a second end; forming a seam on the back-sheet between the first and second photovoltaic modules; forming an electrical connection between the first and second photovoltaic modules by electrically connecting the first end of the first photovoltaic module to the second end of the second photovoltaic module; and separating the first and second photovoltaic modules along the seam while maintaining the electrical connection between the first and second photovoltaic modules. Some embodiments of the present disclosure relate to roofing systems that may include photovoltaic modules.
US11824486B2 Roofing shingles for mimicking the appearance of photovoltaic modules
A system including a plurality of photovoltaic modules and a plurality of roofing shingles installed on a roof deck. Each of the photovoltaic modules includes a plurality of solar cells. Each of the plurality of roofing shingles includes a core layer and a cap layer composed of a first polymer material and having a first surface and a pattern printed on the first surface. The pattern includes a depiction of a plurality of solar cells that extends between the first end and the second end.
US11824484B2 Solar energy roof tile, solar energy system and method for obtaining energy from solar radiation
A solar energy roof tile, thermally and/or electrically conductively connected to an adjacent solar energy roof tile, includes a lower face for placing on at least some regions of a roof construction, an upper face opposite the lower face formed at least in some regions by a solar energy utilisation module, two opposite lateral walls, a rear face connecting the lateral walls, and a front face opposite the rear face that connects the lateral walls. The two lateral walls, the rear face and front face together connect the lower and upper faces, such that a cavity is formed between the two lateral walls, the rear face, front face, and lower and upper faces. The lower face has, in the region of the front face, a lower opening for providing access. The upper face has, in the region of the rear face, an upper opening for providing access into the cavity.
US11824483B1 Single-piece hinged clamp for track mounting assemblies
Single-piece hinged-clamps employed used in assemblies used to mount solar power modules to surface installation are disclosed. In some embodiments, a clamp with a right portion with a right notch having a right platform, a left portion with a left notch having a left platform, and a base portion with a flexible hinge is disclosed. The left portion also includes a threaded aperture extending downwardly from the left platform. In some embodiments, a method of securing a component with the clamp is disclosed in which a right member of a component is inserted into a right notch of a clamp, an applied force imparts movement of a left notch away from the right notch, and a buildup of potential energy in the flexible hinge during the application of the force moves the left notch in the opposite direction to engage the left member of the component.
US11824482B2 Solar roof panel system with edge and surface treatments
A roof-mounted solar power system for generating electrical power that includes a plurality of solar modules adapted for generating electrical power from sunlight, and with each of the plurality of solar modules having substantially the same size, aspect ratio and surface coloring. The plurality of solar modules are mounted on the deck of a roof to form a bank of solar modules having at least one irregular edge. The solar power system further includes one or more non-power generating edge treatments having substantially the same size, aspect ratio and surface coloring as the solar modules and that are adapted for installation along the irregular edge. Each edge treatment is adapted for a cutting away of at least one corner thereof to smooth the irregular edge of the bank of solar modules to a regular edge.
US11824478B2 Two output pin protocol for speed, direction, and diagnosis
A sensor device includes a first sensor element that generates a first sensor signal based on a varying magnetic field; a second sensor element that generates a second sensor signal based on the varying magnetic field; a signal processing circuit configured to generate a first pulsed signal based on the first sensor signal and generate a second pulsed signal based on the second sensor signal; a fault detector that detects a fault and generates an error signal indicating the fault; and an output generator that receives the error signal based on a first condition that the fault detector detects the fault, and simultaneously outputs a first output signal and a second output signal. In response to the first condition being satisfied, the output generator maintains the first output signal in a steady state and outputs the second pulsed signal as the second output signal.
US11824477B2 Rotary electric machine control device
A rotary electric machine control device includes: a plurality of mutually-independent motor system lines, each having a motor with a servomechanism and a drive controller for driving and controlling the motor (3); and a cooperative controller which, when occurrence of a failure of the drive controller is detected in one motor system line in the plurality of the motor system lines, establishes a connection path for causing the motor of the one motor system line where the occurrence of the failure has been detected, to be driven using at least one part of the drive controller in another motor system line in that motor system lines.
US11824475B2 Motor control device
A motor control device controls a motor. The motor control device is provided separate from the motor. The motor control device includes a switch provided in an electrical conduction path for the motor. The motor control device detects a temperature of the switch. The motor control device controls the switch between an on state and an off state.
US11824473B2 Electric working machine, and method for supplying electric power to controller of electric working machine
An electric working machine in one aspect of the present disclosure includes a driving device, a controller, a control power source, and an operation state determiner. The control power source includes a first converter and a second converter. The control power source transitions to a first conversion state when the operation state determiner determines that the controller is in a control operation state. The control power source in the first conversion state supplies a first control current to the controller. The control power source transitions to a second conversion state when the operation state determiner determines that the controller is in a low power operation state. The control power source in the second conversion state (i) stops operation of the first converter, and (ii) supplies a second control current to the controller.
US11824472B2 Motor drive apparatus and cooling apparatus
A motor drive apparatus includes a motor, a power converter, and a controller that controls the voltage supplied to the motor by the power converter. The power converter converts a voltage of a 400 V-class AC power supply to a voltage with an effective value lower than an effective value of the 400 V-class AC power supply. The power converter converts the voltage by a switching operation of a plurality of switching elements. The motor is configured so that a value of φ×Vx/Ld is greater than Pmax when an effective value voltage Vx=200 V. A d-axis inductance of the motor is Ld. A flux linkage of the motor is φ. A maximum output of the motor in a device where the motor is mounted is Pmax. The controller has a control mode in which an effective value voltage higher than Vx is applied to the motor.
US11824470B2 Method of determining an initial rotor position for a synchronous motor and a controller therefor
Described is a method of determining an initial rotor position on start-up of a synchronous motor. The method comprises applying at each of a plurality of pre-set motor angles a pair of voltage vector pulses, the pair of voltage vector pulses comprising a first and second pulses, each having the same amplitude but opposite polarities, the second pulse being applied immediately or near immediately after the first pulse. The method includes determining the stator current responses to said pairs of applied voltage vector pulses at said plurality of pre-set motor angles. Then, the initial rotor position can be determined from either of a stator angle corresponding to a pair of vector voltage pulses resulting in (a) a largest sum of stator currents or (b) where the sum of stator currents changes from a negative to a positive motor angle.
US11824468B1 Electrostatic frictional pulse generator
Electrostatic frictional generator has a movable member in form of flow of substance particles. The generator is a hollow cylinder and with a flow of air with substance particles along the cylinder surface. Materials of the cylinder and the substance are selected to provide induction of opposite electric charges on cylinder surface and on the substance particles due to friction of the substance particle flow against the cylinder surface. An electrode and a current collector connected to a load are located along axis of the cylinder with a gap between them. Means for providing the flow of air with substance particles has reflecting screens located in upper and lower portions of the cylinder, configured to repel flows of air with substance particles, and an axial fan located under the upper reflecting screen, which takes in air and has blades of smaller diameter than inner diameter of the cylinder.
US11824467B2 Actuator
An actuator has a flexible electrode that has flexibility and a base electrode of which an opposing surface facing the flexible electrode is covered with an insulation layer, and is configured such that, when a voltage is applied between flexible electrode and the base electrode, the flexible electrode deforms so as to approach the opposing surface. The actuator includes a restraining member that restrains the flexible electrode on the base electrode. The flexible electrode has a deforming portion that deforms when a voltage is applied between the electrodes. The deforming portion deforms in a direction of approaching the opposing surface, with the restraining member serving as a support point.
US11824466B2 Instantaneous line swell protection for UPS
A power supply including an input configured to receive input power, an output configured to provide output power to a load, at least one relay, a crowbar circuit configured to selectively divert the input power away from the load, and a controller configured to detect a high-voltage condition at the input, activate, in response to detecting the high-voltage condition at the input, the crowbar circuit to divert the input power away from the load, output, in response to detecting the high-voltage condition at the input, a signal to operate the at least one relay to transition from a first state to a second state, and deactivate the crowbar circuit in response to a determination that the at least one relay has transitioned to the second state.
US11824461B2 MMC submodules scale-up methodology for MV and HV power conversion system applications
Various examples are provided related to modular multilevel converter (MMC) scale-up control methodologies which can be applied for MV and HV DC applications. In one example, an MMC includes first and second legs each with submodule (SM) groups connected in series, where each SM group includes a plurality of SMs; local group controllers that can control a corresponding SM group; and a central controller that can control output voltage of the MMC via the local group controllers. The local group controllers can provide capacitor voltage balancing (CVB) control of corresponding SM groups.
US11824457B2 Power conversion module
A power conversion module is disclosed. The power conversion module includes a power conversion module includes a circuit board and a first basic power unit. The first basic power unit is disposed on the circuit board and includes a magnetic device, a primary switch circuit, a first secondary rectifying circuit and a first positive output terminal pin. The primary switch circuit, the first secondary rectifying circuit, the magnetic device and the first positive output terminal pin are sequentially arranged on the circuit board along a first direction.
US11824453B2 Secondary controller for use in synchronous flyback converter
A secondary controller for use in a power converter includes a drive circuit coupled to a secondary side of the power converter. The drive circuit is configured to generate a first signal to enable a first switch coupled to a primary side of the primary converter. The first signal is generated in response to a feedback signal representative of an output of the power converter. A control circuit is coupled to receive the first signal and an input signal representative of a secondary winding voltage of the power converter. The control circuit is configured to generate a second signal to control a second switch coupled to the secondary side of the power converter. The control circuit is configured to generate the second signal in response to the first signal and a compare signal, and in response to an output of a latch.
US11824452B2 Integrated power conversion apparatus for xEV and integrated power conversion method thereof
According to the integrated power conversion apparatus and method according to the exemplary embodiment of the present disclosure, the on-board battery charger (OBC), the lower voltage battery charger (LDC), and the traction converter (TC) are integrated to convert the power so that all the functions which need to be performed by the power conversion system of the related art can be performed. Further, the number of switches is reduced to increase a power density and not only the number of switches, but also the number of controllers is reduced to improve feasibility.
US11824448B2 Multiple-output direct current (DC)-DC converter
A direct current (DC)-DC converter for converting an input voltage to a plurality of output voltages. The DC-DC converter includes an inductor, a plurality of output capacitors, a plurality of output switches, and a bootstrap capacitor. The inductor is configured to be charged by applying the input voltage to the inductor. Each of the plurality of output switches is connected between the inductor and a respective output capacitor of the plurality of output capacitors. The bootstrap capacitor is connected between the inductor and each of the plurality of output switches. The bootstrap capacitor is configured to convert the input voltage to an nth output voltage of the plurality of output voltages. The input voltage is converted to the nth output voltage by coupling the inductor to an nth output capacitor of the plurality of output capacitors through an nth output switch of the plurality of output switches.
US11824441B2 Multi-mode voltage pump and control
A multi-mode voltage pump may be configured to select an operational mode based on a temperature of a semiconductor device. The selected mode for a range of temperature values may be determined based on process variations and operational differences caused by temperature changes. The different selected modes of operation of the multi-mode voltage pump may provide pumped voltage having different voltage magnitudes. For example, the multi-mode voltage pump may operate in a first mode that uses two stages to provide a first VPP voltage, a second mode that uses a single stage to provide a second VPP voltage, or a third mode that uses a mixture of a single stage and two stages to provide a third VPP voltage. The third VPP voltage may be between the first and second VPP voltages, with the first VPP voltage having the greatest magnitude. Control signal timing of circuitry of the multi-mode voltage pump may be based on an oscillator signal.
US11824438B2 Deadtime adjustment for a power converter
A controller includes first and second half bridge sense circuits coupled to a half bridge node. The half bridge node is coupled between a high side switch and a low side switch coupled to an input. A rising slew detection circuit is coupled to the first half bridge sense circuit to output a first slew detection signal in response to a rising slew event at the half bridge node. A falling slew detection circuit is coupled to the second half bridge sense circuit to output a second slew detection signal in response to a falling slew event at the half bridge node. A control circuit coupled to output a high side drive signal to the high side switch and a low side drive signal to the low side switch in response to the first slew detection signal, the second slew detection signal, and a feedback signal.
US11824435B2 Integrated DC/DC and AC/DC converter system
Provided is an integrated DC/DC and AC/DC converter system including a main relay selectively connected to any one of an AC power supply unit and a DC power supply unit and a controller connecting the main relay to the AC power supply unit or the DC power supply unit. Electrical energy based on the AC power output from the AC power supply and electrical energy based on DC power output from the DC power supply unit may be selectively provided to a load.
US11824434B2 Integrated driver and voltage converter
An integrated driver applied to a voltage converter having a switched capacitor conversion circuit, the integrated driver including: a first die having a first-type power transistor; a second die including at least one second-type power transistor, where a withstand voltage of the first-type power transistor is higher than a withstand voltage of the second-type power transistor; and where the first die and the second die are coupled in series between a high potential terminal and a low potential terminal of the voltage converter, such that the first-type power transistor receives a high voltage signal.
US11824432B2 Online upgrading method, apparatus and medium for power supply
An online upgrading method for a power supply, capable of enabling the power supply to simultaneously perform work output in the process of upgrading the power supply without using two sets of power supplies, and including: S1, determining whether the power supply needs to be corrected, and if the power supply needs to be corrected, sending an upgrading request to a master control chip; S2, the master control chip turning off any transformer in the power supply and sending a starting instruction to a secondary control chip, and the secondary control chip controlling the power supply to enter an upgrading mode according to the starting instruction; S3, when the power supply enters the upgrading mode, the power supply transmitting upgrading data to the secondary control chip by means of a transmission protocol.
US11824420B2 Brushed motor and electrical product
A brushed motor includes a shaft, an armature around the shaft, a commutator on one side of the armature in an axial direction, a brush card on one side of the commutator in the axial direction, and a housing accommodating a portion of the shaft, the armature, the commutator, and a portion of the brush card. A convex portion positions corresponding to the commutator in the axial direction on a surface of the brush card on one side facing the commutator, which has a main body portion around the shaft and a pin bent from an end of the main body portion on the other side in the axial direction toward an outer side in a radial direction and one side in the axial direction. A distance between the pin and a brush on the brush card is larger than that between the main body portion and the convex portion.
US11824419B2 Drive device having drive transmission device
A drive transmission device includes a drive-side rotatable body, a plurality of magnetic conducting portions and a driven-side rotatable body. The drive-side rotatable body includes a plurality of magnetic poles arranged in a rotational direction. The magnetic conducting portions are magnetizable by the magnetic poles of the drive-side rotatable body. The driven-side rotatable body has a plurality of magnetic poles configured to be rotated in response to rotation of the magnetic poles of the drive-side rotatable body through the magnetic conducting portions. The drive transmission device is configured to be operated as a magnetic speed changer that changes a speed of rotation between the drive-side rotatable body and the driven-side rotatable body by differently setting the number of the magnetic poles of the drive-side rotatable body, the number of the magnetic conducting portions and the number of the magnetic poles of the driven-side rotatable body from each other.
US11824416B2 Electrodynamic actuator and electrodynamic excitation device
A linear actuator, comprising: a base; a fixed part support mechanism attached to the base; a fixed part elastically supported by the fixed part support mechanism; and a movable part driven to reciprocate in a predetermined drive direction with respect to the fixed part, wherein the fixed part support mechanism comprises: a movable block attached to the fixed part; a linear guide that couples the movable block with the base to be slidable in the predetermined drive direction; and an elastic member that is disposed between the base and the movable block and prevents transmission of a high frequency component of vibration in the predetermined drive direction.
US11824412B2 Disc-type ironless permanent magnet synchronous generator powered by auxiliary power supply
Provided is a disc-type ironless permanent magnet synchronous generator powered by an auxiliary power supply, which comprises a stator coil disc and a pair of permanent magnet rotor discs (1) positioned on two sides of the stator coil disc and arranged with a gap therebetween, a circle of main coils (3) are fixedly arranged on the stator coil disc around a center of the disc, the main coil is a main winding of an electric motor to output electric energy, an auxiliary winding independent from the main winding is arranged on a circumference formed by the main coils (3) in a surrounding manner, and output power of the auxiliary winding is less than output power of the main winding.
US11824406B2 Motor drive unit
A motor assembly for driving a pump or rotary device features a power plane with a circular geometry to be mounted inside a space envelope having a similar circular geometry formed on an end-plate between an inner hub portion and a peripheral portion that extends circumferentially around the space envelope of the end-plate. The power plane is a multi-layer circuit board or assembly having: a power layer with higher temperature power modules for providing power to a motor, a control layer with lower temperature control electronics modules for controlling the power provided to the motor, and a thermal barrier and printed circuit board layer between the power layer and the control layer that provides electrical connection paths between the power modules of the power plane and the control electronics modules of the control layer, and also provides insulation between the power layer and the control layer.
US11824399B2 Back-up generator and associated electric power systems
An electric power system is disclosed herein. The electric power system may manage and store electric power and provide uninterrupted electric power, derived from a plurality of electric power sources, to an electric load. The electric power system may contain an energy storage unit and generator assembly. The electric power system may connect to a power grid and renewable energy sources, and may charge the energy storage unit using the power grid, renewable energy sources, and/or generator assembly. The electric power system may be configured to determine load power usage and environmental factors to automatically and continuously modify a charging protocol to, for example, provide high efficiency and/or self-sufficiency from the power grid. The electric power system may operate entirely off-grid and may provide electricity to the load without interruption to power.
US11824398B2 Power converter for a solar panel
A solar array power generation system includes a solar array electrically connected to a control system. The solar array has a plurality of solar modules, each module having at least one DC/DC converter for converting the raw panel output to an optimized high voltage, low current output. In a further embodiment, each DC/DC converter requires a signal to enable power output of the solar modules.
US11824392B2 Battery pack
A battery pack is provided that includes a plurality of battery cells, a detection portion, a plurality of discharge circuits, and a controller. The plurality of battery cells are connected in series with each other. The detection portion detects a cell voltage between both ends of each battery cell. The plurality of discharge circuits respectively discharge the battery cells. The controller controls the discharge circuits based on the cell voltage detected by the detection portion. The controller controls the discharge circuit to discharge at least one first battery cell when a cell voltage equal to or greater than a first threshold value is detected in the first battery cell and discharge at least one second battery cell when a cell voltage equal to or greater than a second threshold value smaller than the first threshold is detected in the second battery cell other than the first battery cell.
US11824391B2 Controlled transition to regulation
A device includes an amplifier having inverting and non-inverting inputs and an output. The device includes a capacitor coupled to a first node and to ground, a resistor coupled to the first node and the amplifier output, and a first switch coupled to the first node and a current sink, which is coupled to ground. The device includes AND gate having inputs and an output coupled to control terminal of first switch. The device includes a first comparator having non-inverting and inverting inputs and an output coupled to an AND gate input; a second comparator having a non-inverting input coupled to the amplifier output, an inverting input coupled to a transistor stack, and an output coupled to an AND gate input; and a second switch coupled to the transistor stack and to a current source, the second switch having a control terminal coupled to the first comparator output.
US11824384B2 Modular device charging system
A charging system includes a first charging portion and a second charging portion. The first charging portion includes at least one first connector and at least one first interface for charging a connected device. The first charging portion is configured to receive electrical current from a power source. The second charging portion includes at least one second connector and at least one second interface for charging a connected device. The at least one first connector is removably coupled to the at least one second connector, thereby removably coupling the second charging portion to the first charging portion to facilitate transmission of electrical current between the first charging portion and the second charging portion.
US11824383B2 Portable power charger with air compressor
A multi-functional, portable device for use in situations where electricity is not available or convenient is disclosed. A portable safety device includes a power charger and air compressor that may safely jump start a vehicle and recharge portable electronic devices, such as phones and laptop computers, as well as inflate vehicle tires or other inflatable objects, when a standard external power source is not convenient. It may also be used for providing an emergency light source.
US11824379B2 Power supply unit for aerosol inhaler, aerosol inhaler, power supply control method of aerosol inhaler, and power supply control program of aerosol inhaler
A power supply unit for an aerosol inhaler includes: a power supply that is able to discharge power to a load for generating an aerosol from an aerosol generation source; and a control unit that is configured to control at least one of charging and discharging of the power supply such that the power supply does not become one or both of a fully charged state and a discharging termination state.
US11824377B2 Magneto-inductive charging and communication in electronic devices
Methods and devices useful in performing magneto-inductive charging and communication in the absence of a cellular and/or internet network connection are provided. By way of example, an electronic device includes inductive charging and communication circuitry configured to receive a signal configured to induce a charging function based at least in part on an inductive coil coupled to the inductive charging and communication circuitry. Inducing the charging function includes charging an energy storage component of the electronic device. The inductive charging and communication circuitry is also configured receive an indication to switch from the charging function to a communication function. The communication function is based at least in part on the inductive coil. The inductive charging and communication circuitry is further configured establish a communication link between the electronic device using the inductive coil to transmit and receive communication signals.
US11824375B2 State of charge information for a wireless power transmitting device
A wireless power system may include power transmitting devices, power receiving devices, and power transmitting and receiving devices. During a configuration phase (e.g., when placed adjacent to another device), a battery-powered transmitting device may transmit information to the additional device that identifies a presence of the battery in the transmitting device. The battery-powered transmitting device may periodically report its state of charge to a power receiving device using in-band communication. The battery-powered transmitting device may report its state of charge before a power transfer phase (e.g., in the configuration phase) or during the power transfer phase. The battery-powered transmitting device may report its state of charge to the power receiving device in response to a state of charge query from the power receiving device. The power receiving device may display the state of charge of the battery of the power transmitting device.
US11824372B2 Wireless power transmission antenna with puzzled antenna molecules
An antenna configured for wireless power transmission has a puzzled configuration and has a first antenna molecule and a second antenna molecule. The first and second antenna molecules are formed to define a first and second pluralities of coil atoms. The pluralities of coil atoms include a first coil atom and a second coil atom, wherein the second coil atom is positioned substantially diagonally opposite with respect to the first coil atom. The first antenna molecule and the second molecule are overlain to form a first atom row and a second atom row and to form a first atom column and a second atom column. The first and second antenna molecules are substantially inverted versions of one another.
US11824371B2 Wireless power transmission antenna with internal repeater and repeater filter
An antenna for wireless power transmission includes a source coil comprised of a first conductive wire, the source coil including a first outer turn and a first inner turn, the source coil configured to connect to one or more electronic components for wireless power transfer. The antenna further includes an internal repeater coil comprised of a second conductive wire, the internal repeater coil including a second outer turn and a second inner turn, the internal repeater coil configured to have a repeater current induced in the second outer turn and the second inner turn. The antenna further includes a repeater filter circuit connected between a beginning of the second outer turn and an ending of the second inner turn, the repeater filter circuit comprising an LC filter and introducing a filter impedance to the internal repeater coil.
US11824369B2 Wireless power transmission system, control method of controlling wireless power transmission system, and storage medium
A wireless power transmission system includes a transmission line, one end of which is connected to a power reception unit configured to receive AC power, a splitting unit, one end of which is connected to an other end of the transmission line and an other end of which is split into a plurality of transmission lines, a first rectification unit connected to a second transmission line of the splitting unit, and a second rectification unit connected to a third transmission line. A transmission line length of the second transmission line and a transmission line length of the third transmission line are each substantially equal to one fourth of a wavelength of the AC power.
US11824347B2 Electrostatic discharge (ESD) protection circuits
The present invention discloses parallel, series and hybrid ESD protection circuits. A preferred parallel ESD protection circuit comprises a plurality of ESD devices connected in parallel, with each comprising a resistor and an OTS component connected in series. A preferred series ESD protection circuit comprises a plurality of ESD devices connected in series, wherein the OTS components in all ESD devices are disposed on a same level. A preferred hybrid ESD protections circuit comprises ESD devices connected in parallel, as well as in series.
US11824346B2 Current cut-off device for high-voltage direct current with adaptive oscillatory circuit, and control method
A current cut-off device for high-voltage direct current, includes: at least one primary mechanical switch placed in a main line between a primary point and a secondary point; a primary surge arrester arranged in parallel with the primary switch; and an oscillatory circuit arranged electrically in parallel with the primary switch and electrically in parallel with the primary surge arrester. The oscillation circuit includes, electrically in series, at least an inductance, a capacitance and an oscillation trigger. The device has, in the oscillation circuit, a controllable device for varying the resistance value inserted in series into the oscillation circuit.
US11824344B1 Systems and methods to measure changing electric current
In preferred embodiments, a short circuit protection system for a wide-band gap power electronics converter composed of multiple half-bridge legs is presented. The main approaches of the system are a single point of monitoring (SPM) for multiple switching legs, and non-invasive implementation and fast speed of the short circuit current detection. Ultra-high frequency (UHF) AC current, tens or hundreds of MHz, flowing through the DC-link capacitors represents the short circuit current occurred at the multiple switching legs. To capture the UHF AC current, a non-invasive MHz bandwidth magnetic current sensor is applied to the PCB conduction path of the converter. In this digest, simulation results of the short circuit current representation through the DC-link network and the magnetic field distribution in PCB layout for the selection of the proper location of the detection, and experimental results showing the UHF AC current sensing performance are presented.
US11824343B2 Output module of industrial control apparatus
An output module includes a first connection terminal, a second connection terminal, a power supply terminal, a controller, an output device, and a first cutoff switch. The first connection terminal is connected to a high potential side terminal of an external load. The second connection terminal is connected to a low potential side terminal of the external load. The power supply terminal is provided with an external power supply from an external power source. The output device is configured to operate by receiving a power supply generated by or based on the external power supply and to output an analog voltage or an analog current of a value instructed by the controller toward the first connection terminal. The first cutoff switch is configured to be controlled by the controller to open and close a first path between the second connection terminal and a ground.
US11824342B2 Compact transmission line structure
Devices, systems, and methods are provided for compact transmission lines structure. A compact transmission lines structure may comprise a first subsystem of a pole and a crossarm, wherein the crossarm is stacked above the pole, wherein the crossarm comprises a cantilever end situated away from the pole. The compact transmission lines structure may comprise a second subsystem connected to the cantilever end. The second subsystem comprising a first diamond-shaped insulator assembly supporting a first single three-phase transmission line. The compact transmission lines structure may comprise a third subsystem connected to the cantilever end, the third subsystem comprising a second diamond-shaped insulator assembly supporting a second single three-phase transmission line, wherein the second diamond-shaped insulator assembly mirrors the first diamond-shaped insulator assembly. The compact transmission lines structure may comprise at least two shield wires configured to provide lightning protection.
US11824336B2 Outdoor busway system having protected conductor sections
An outdoor busway system includes one or more conductor sections and one or more electrical connectors such that a conductor section of the outdoor busway system comprises a housing assembly and a conductor set. The housing assembly includes an upper housing section and a lower housing section such that the upper housing section and the lower housing section each having opposing counterposed features to oppose a first separation force of the housing assembly. The conductor set includes a plurality of viscoelastic structural sheets stacked alternatively between a plurality of conductor bars to oppose a second separation force between conductor bars of the plurality of conductor bars.
US11824335B2 Wiring member including branching portion and intersection location
The present invention aims to suppress a case in which paths of linear transmission members are disturbed on a sheet-shaped member or linear transmission members separate from a sheet-shaped member when a wiring member obtained by fixing linear transmission members on a sheet-shaped member is folded. The wiring member includes a sheet-shaped member and multiple linear transmission members that are fixed on the sheet-shaped member. The plurality of linear transmission members are fixed on the sheet-shaped member such that a portion of the plurality of linear transmission members branches with respect to another said linear transmission member at a branching portion. An intersection location of the plurality of linear transmission members is located at only the branching portion.
US11824334B2 Wiring member
A wiring member includes: a main line portion in which a plurality of electric wires are gathered; a plurality of branch line portions formed by branching the plurality of electric wires from an end portion of the main line portion; a water sealing portion that closes a gap between the plurality of branch line portions at a branch portion where the plurality of branch line portions branch from the end portion of the main line portion; and a resin portion molded to cover the water sealing portion in a state in which the resin portion is in close contact with an outer peripheral portion of the main line portion adjacent to the branch portion and outer peripheral portions of the plurality of branch line portions adjacent to the branch portion.
US11824330B2 Insulator for a medium- or high-voltage gas-insulated switchgear
An insulator for a gas-insulated device is provided, including an injection-molded insulator disc and a conductor, wherein the insulator disc includes a first circumferential surface, a second circumferential surface disposed radially outwards from the first circumferential surface, and a web portion connecting the first circumferential surface and the second circumferential surface, characterized in that the web portion includes a wave structure, the web portion having an inner wave profile at the first circumferential surface and an outer wave profile at the second circumferential surface, and the inner wave profile and the outer wave profile have a radius of curvature of 2 mm or more and 10,000 mm or less.
US11824327B2 Silicon-assisted packaging of high power integrated SOA array
A photonic integrated circuit (PIC) assembly comprising a semiconductor optical amplifier (SOA) array and a U-turn chip. The SOA array includes an input SOA and a plurality of SOAs. The input SOA and the plurality of SOAs are arranged parallel to one another. The U-turn chip includes an optical splitter and a waveguide assembly. The optical splitter is configured to receive amplified input light propagating in a first direction from the input SOA, and divide the amplified light into beams. The waveguide assembly guides the beams to a corresponding SOA of the plurality of SOAs, and adjusts a direction of prorogation of each of the guided beams to be substantially parallel to a second direction that is substantially opposite the first direction.
US11824324B2 Diode laser arrangement and method for producing a diode laser arrangement
A diode laser arrangement has a diode laser device and at least one cooling device. The at least one cooling device is arranged on the diode laser device. The at least one cooling device is configured to cool the diode laser device. The at least one cooling device has a contact body and at least one heat conducting insert. The contact body contains a first material or consisting of a first material, and the at least one heat conducting insert has a second material, which is different from the first material, or consisting of a second material, which is different from the first material, and the contact body is arranged on the diode laser device. The at least one heat conducting insert is embedded in the contact body.
US11824323B1 Diode laser package for bidirectionally emitting semiconductor laser devices
The disclosed diode laser packages include a carrier having an optics-mounting surface to which first and second sets of collimating and turning optics are mounted. The carrier includes a heatsink receptacle medially located between the first and second sets. A cooling plenum has a diode-mounting surface and includes heatsink material disposed in the heatsink receptacle. The cooling plenum further has an inlet, an outlet, and a coolant passageway defined between the inlet and the outlet. The coolant passageway is sized to receive the heatsink material disposed in heatsink receptacle. Multiple semiconductor laser diode devices are each mounted atop the diode-mounting surface and positioned for bidirectional emission toward the first and second sets of collimating and turning optics. The multiple semiconductor laser diode devices are thermally coupled to the heatsink material through which coolant is deliverable by the coolant passageway.
US11824316B2 Ganged coaxial connector assembly
A mated connector assembly includes: a first connector assembly, comprising a plurality of first coaxial connectors mounted on a mounting structure and a first shell; and a second connector assembly, comprising a plurality of second coaxial connectors, each of the second coaxial connectors connected with a respective coaxial cable and mated with a respective first coaxial connector. The second connector assembly includes a second shell surrounding the second coaxial connectors, the second shell defining a plurality of electrically isolated cavities, each of the second coaxial connectors being located in a respective cavity. In in a mated condition the second shell resides within the first shell.
US11824315B2 Coaxial connector and cable assembly
A coaxial connector and a coaxial cable forming a cable assembly. The coaxial connector includes a cable entry side for entry of the coaxial cable and an opposite coupling side for coupling with the coaxial counter connector along the connector axis. The coaxial connector includes an inner contact element electrically connected with an inner conductor of the coaxial cable; an outer contact element electrically connected with an outer conductor of the coaxial cable; a dielectric connector element radially arranged between the inner contact element and the outer contact element; a connector housing arranged around the outer contact element; wherein the inner contact element is axially locked against the dielectric connector element and the dielectric connector element is axially locked against the connector housing such that the coaxial cable is strain relieved in an axial direction with respect to the connector housing.
US11824311B2 Connector for low loss interconnection system
A modular electrical connector facilitates low loss connections to components on a printed circuit board. A portion is of the connector is formed of one or more first type units with conductive elements designed to be attached to a printed circuit board. Signals passing through those units may be routed to components on the printed circuit board through traces in the board. One or more second type units may be integrated with the connector. Those units may be designed for attachment to a cable, which may provide signal paths to a location on the printed circuit board near relatively distant components.
US11824309B2 Device and method for locking electrical plugs to power outlets
The present invention comprises a method and a device for connecting and locking electrical plugs into power outlets. This prevents plugs from being shaken or accidentally withdrawn, and hence avoids any disturbance of electric current or occurrence of electric spark which may cause fires. In the case where no plug is plugged in, the current invention blocks the socket openings to prevent children from tampering with it or trying to insert any metal objects therein that might expose them to electric shocks. By this invention, an adult can connect and lock electrical plugs easily while it is impossible doing it by children. There are various embodiments of this invention making it suitable for use in many fields that need a continuous electrical feed without interruption such as medical devices, computers, factory equipment, and home appliances among many other examples.
US11824301B2 Inter-board connection structure and power conversion apparatus
Provided is an inter-board connection structure including: a first connector provided to the first board; a second connector provided to the second board, the second connector electrically connecting between the first board and the second board; and a vibration suppressor provided on a side of a surface opposite to a first surface where the second connector is placed, the surface opposite to the first surface being referred to as a second surface, the vibration suppressor supporting the second board from the side of the second surface to suppress vibration generated between the first board and the second board.
US11824298B2 Multi-part contact
An electrical contact is provided for connecting together substrates. The electrical contact has a longitudinal axis and includes first and second structures that are connected together to prevent relative movement between each other. The first structure extends along the longitudinal axis and has a rigid construction. The second structure includes a spring portion and a mounting portion. The spring portion is resiliently deflectable in the direction of the longitudinal axis. The mounting portion is adapted for securement to one of the substrates. A press-fit portion is provided that extends along the longitudinal axis and is adapted for press-fit insertion into a hole of the other one of the substrates. The press-fit portion may be part of the first structure or the second structure. In addition, the first structure may be composed of metal or plastic.
US11824297B2 Connection terminal and power supply device
A connection terminal includes a body portion having a first end disposed on a power supply device and a second end opposite to the first end, two connection pieces, and a support portion supporting the two connection pieces and disposed at the second end of the body portion. An inner clamping space for clamping an electrode piece is formed between the two connection pieces. The support portion connects the two connection pieces and the body portion, an inner side surface of each of the two connection pieces comprises a contact surface for connecting with the electrode piece, and the contact surface extends along a first plane so that the contact surface is capable of being in surface contact with the electrode piece.
US11824296B2 Terminal, connector and connector assembly
A terminal includes a tube portion 33, into which a mating terminal is inserted, and a resiliently deformable resilient piece 34 disposed in the tube portion 33. The resilient piece 34 includes an inner contact point 37 located inside the tube portion 33 to contact the mating terminal, and an outer contact point 40 located outside the tube portion 33 to contact a conductor different from the mating terminal.
US11824294B2 Printed circuit board having commoned ground plane
An electrical connector includes a substrate that includes a plurality of ground traces at first and second surfaces of the substrate, and a ground coupling assembly that couples pairs of ground traces at each of the first and second surfaces, and further couples the ground traces at the first surface to the ground traces at the second surface.
US11824293B2 Circuit board with high power interconnect conductive coil
A connector for an electrical assembly includes an electrically conductive connector tab extending from a first electrical component, and a spring element wrapped around the connector tab. An electrically conductive connector slot is located at a second electrical component. The connector tab is configured for insertion into the connector slot such that the spring element is compressed between the connector tab and the connector slot defining an electrically conductive path between the connector tab and the connector slot.
US11824284B2 Structure for connecting flexible flat cables
A trunk cable 12 includes a signal trunk conductor 31 that is electromagnetically shielded by a shield layer 35. A branch cable 13 includes a signal branch conductor 38 that is electromagnetically shielded by a shield layer 42. The signal trunk conductor 31 and the signal branch conductor 38 are electrically connected to each other by a relay bus bar 64 that is electromagnetically shielded by a base shielding member 65 and a cover shielding member 27.
US11824277B2 High gain and large bandwidth antenna incorporating a built-in differential feeding scheme
An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.
US11824271B1 Transmit and receive antenna array configuration for radio frequency beamforming
Some techniques and apparatuses described herein provide radio frequency (RF) beamforming using a cylindrical lens and interleaved receive and transmit antenna arrays. In one example, an apparatus for wireless communication may include a cylindrical lens having a first surface and a curved second surface opposite to the first surface. In some cases, the cylindrical lens may include a power direction corresponding to a curvature of the curved second surface and a non-power direction that is orthogonal to the power direction. In some aspects, the apparatus can include at least one receive antenna array disposed proximate to the first surface of the cylindrical lens that has a plurality of receive antenna array elements. In some examples, the apparatus can include at least one transmit antenna array disposed proximate to the first surface of the cylindrical lens that has a plurality of transmit antenna array elements.
US11824269B2 In-ear monitor and transceiver system
A monitor system is provided for wireless communication between a message source and a wearer needing guidance or information from the message source. The monitor system includes a wireless earpiece speaker device. A short-range radio receiver is coupled to the earpiece device. A transceiver in the system includes a long-range radio frequency receiver to receive a long-range radio frequency signal from an ultrahigh frequency (UHF) band source or a very high frequency (VHF) band source. The transceiver also includes a short-range transmitter module that converts the long-range radio frequency signal into a short-range radio frequency signal and communicates the short-range frequency signal to the earpiece speaker device.
US11824268B2 Multi-resonator array
An electromagnetic, EM, apparatus includes: a unit cell having at least two dielectric resonator antennas, DRAs; wherein each one of the at least two DRAs is distinctly different from another one of the at least two DRAs; wherein each one of the at least two DRAs is not electromagnetically coupled with another one of the at least two DRAs; wherein the unit cell is configured to operate over a defined overall frequency range; wherein a first DRA of the at least two DRAs is configured to operate over a first frequency range within the overall frequency range; wherein a second DRA of the at least two DRAs is configured to operate over a second frequency range within the overall frequency range that is different from the first frequency range.
US11824264B2 Solar antenna array fabrication
Methods for constructing multi-walled carbon nanotube (MWCNT) antenna arrays, may include: variable doping of the MWCNTs, forming light pipes with layers of variable dielectric glass, forming geometric diodes on full-wave rectified devices that propagate both electrons and holes, using clear conductive ground plans to form windows that can control a building's internal temperature, and generating multiple lithographic patterns with a single mask.
US11824260B2 Electronic device comprising antenna
According to an embodiment, an electronic device may include a display including a first conductive plate, a printed circuit board interposed between a rear surface of housing and the display and including a second conductive plate, a first conductive pattern and a second conductive pattern that are interposed between the display and the printed circuit board, a wireless communication circuit electrically connected to the first conductive pattern and transmitting or receiving an RF signal of a first frequency or an RF signal of a second frequency, and at least one processor electrically connected to the wireless communication circuit. Besides, various embodiments as understood from the specification are also possible.
US11824258B2 Electromagnetic energy harvesting devices and methods
An electromagnetic energy harvesting device includes an emitting body at least partially embedded within a dielectric medium, and a receiving antenna disposed in proximity to the emitting body, where the receiving antenna is configured to collect thermal electromagnetic energy emitted by the emitting body. The device also includes a rectifier electrically coupled to the receiving antenna, where the rectifier is configured to convert the thermal electromagnetic energy to direct current electrical energy.
US11824255B2 Modified Ni—Zn ferrites for radiofrequency applications
Embodiments disclosed herein relate to using cobalt (Co) to fine tune the magnetic properties, such as permeability and magnetic loss, of nickel-zinc ferrites to improve the material performance in electronic applications. The method comprises replacing nickel (Ni) with sufficient Co+2 such that the relaxation peak associated with the Co+2 substitution and the relaxation peak associated with the nickel to zinc (Ni/Zn) ratio are into near coincidence. When the relaxation peaks overlap, the material permeability can be substantially maximized and magnetic loss substantially minimized. The resulting materials are useful and provide superior performance particularly for devices operating at the 13.56 MHz ISM band.
US11824254B2 Antenna effect protection and electrostatic discharge protection for three-dimensional integrated circuit
A 3D IC package is provided. The 3D IC package includes: a first IC die comprising a first substrate at a back side of the first IC die; a second IC die stacked at the back side of the first IC die and facing the first substrate; a TSV through the first substrate and electrically connecting the first IC die and the second IC die, the TSV having a TSV cell including a TSV cell boundary surrounding the TSV; and a protection module fabricated in the first substrate, wherein the protection module is electrically connected to the TSV, and the protection module is within the TSV cell.
US11824247B2 Method for making antenna array
A set of antenna geometries for use in integrated arrays at terahertz frequencies are described. Two fabrication techniques to construct such antennas are presented. The first technique uses an advanced laser micro-fabrication, allowing fabricating advanced 3D geometries. The second technique uses photolithographic processes, allowing the fabrication of arrays on a single wafer in parallel.
US11824245B2 Phase shifter-180 degree topology
Systems, devices, and methods related to phase shifters are provided. An example apparatus includes a first node to receive an input signal, a second node, a first signal path coupled between the first node and the second node, and a second signal path coupled between the first node and the second node. The first signal path includes a positively coupled transformer. The second signal path includes a negatively coupled transformer. The second signal path is out-of-phase with the first signal path at the second node. The apparatus further includes a plurality of switches to select the first signal path or the second signal path. The apparatus may further include tuning capacitors to improve phase-shifting performance of the apparatus.
US11824240B2 Energy system using byproducts generated from seawater electrolyzer
Disclosed is a technique for capturing, refining and storing byproduct hydrogen generated by a seawater electrolyzer, using the byproduct hydrogen in an energy system, and producing high-purity magnesium oxide from alkali byproducts additionally produced after seawater electrolysis. An energy system 100 may include a seawater electrolyzer 110 generating a chlorine substance by electrolyzing seawater, a hydrogen storage unit 120 capturing, refining, and storing byproduct hydrogen generated in the electrolysis process by the seawater electrolyzer, a fuel cell 130 using, as fuel, the byproduct hydrogen stored in the hydrogen storage unit, an MgO acquisition unit 140 converting, into magnesium oxide, magnesium hydroxide additionally generated from the seawater in the seawater electrolyzer, a hydrogen capture pipe 150 having one side coupled to the seawater electrolyzer and other side coupled to the hydrogen storage unit and transferring the byproduct hydrogen from the seawater electrolyzer to the hydrogen storage unit.
US11824237B2 Fuel cell system and method of operating the fuel cell system at low temperature
A fuel cell system includes a fuel cell stack, a circulation circuit, a gas liquid separator section, a purge channel, a purge valve and an ECU. In a method of operating the fuel cell system at low temperature, after start-up of the fuel cell system, the ECU performs a freezing determination processing step of determining freezing or non-freezing of the gas liquid separator, and in the case where freezing of the gas liquid separator is determined in the freezing determination step, the ECU performs a freezing confirmation processing step of immediately opening the purge valve for predetermined time.
US11824236B2 Fuel cell system
A fuel cell system includes: a reaction gas supply unit configured to supply a reaction gas to a fuel cell stack; a humidifier configured to transfer moisture from an off-gas discharged from the fuel cell stack to the reaction gas; and a controller configured to control the reaction gas supply unit so as to regulate a supply amount of the reaction gas, wherein the controller is configured to acquire a temperature of the humidifier and set the supply amount of the reaction gas based on a target power generation amount of the fuel cell stack, and in a case where the temperature of the humidifier is equal to or lower than a prescribed warm-up determination value, the controller executes warm-up control to increase the supply amount of the reaction gas as compared with a case where the temperature of the humidifier is higher than the warm-up determination value.
US11824235B2 Ejector nozzle and ejector including same
The present disclosure provides an ejector nozzle and an ejector including the same. The ejector nozzle includes a first tube having a first flow path into which a fluid is introduced, and a second tube provided outside the first tube and having an inner diameter larger than an inner diameter of the first tube, the second tube defining a second flow path between the first tube and the second tube, in which the first tube further includes a communication port that penetrates the first tube to allow the first flow path to communicate with the second flow path and is openably and closably provided, and in which when the communication port is opened, a part of the fluid flowing in the first flow path is allowed to flow along the second flow path.
US11824231B2 Separator for fuel cell and fuel cell including the same
A fuel cell separator includes a separator body and porous structure. The porous structure is stacked on a body surface with pores therein to provide a fluid flow path. The body includes: an inlet part having a space into which the fluid is introduced, a reaction region receiving the fluid, and a diffusion part between the inlet part and the reaction region and a passage to provide a path supplying fluid within the inlet part to the reaction region. The porous structure is stacked on a reaction region surface. A first inlet region, provided at the same height as the inlet part in a height direction in a porous structure inlet region facing the diffusion part, is provided closer to a central region of the porous structure than a second inlet region except for the first inlet region in the inlet region of the porous structure facing the diffusion part.
US11824229B2 Manufacturing enhanced graphite metallic bipolar plate materials
The present invention includes methods of manufacturing a metal infused graphitic material. Also described is how this device may be rendered impermeable. The present invention includes the electroplating/electroless deposition of metal on exposed internal and external surfaces of a porous graphitic substrate. The deposition of metal on the internal structure is accomplished by replacing the void space in the porous substrate with an electrolyte solution containing dissolved metallic species. The plating is initiated either through electrochemical means, electroless means, chemical vapor deposition means, or other means obvious to one familiar in the art of metal plating. A post-deposition bath is also described wherein the plating may be removed from one or both sides of the external surface without impacting the internal pore plating.
US11824228B2 Compression systems for batteries
Batteries including electrochemical cells, associated components, and arrangements thereof are generally described. In some aspects, batteries with housings that undergo relatively little expansion and contraction even in cases where electrochemical cells in the battery undergo a relatively high degree of expansion and contraction during charging and discharging are provided. Batteries configured to apply relatively high magnitudes and uniform force to electrochemical cells in the battery, while in some cases having high energy densities and a relatively low pack burden, are also provided. In certain aspects, arrangements of electrochemical cells and associated components are generally described. In some aspects, thermally conductive solid articles that can be used for aligning components of the battery are described. In some aspects, thermally insulating and compressible components for battery packs are generally described.
US11824226B2 Battery module
In a battery module, a plurality of unit batteries in which positive electrode terminals and negative electrode terminals are arranged at one-side ends are arranged in a staggered pattern while the one-side ends are arrayed on the same side, n pieces of battery blocks in which m pieces of the unit batteries adjacent to one another are connected in parallel to one another are connected in series to one another, two or more rows in which the unit batteries are arranged in a direction perpendicular to a series current direction are present on one battery block, the number of the unit batteries in each row is less than or equal to (m−1), an electrically insulating plate is arranged above the one-side ends of the plurality of arrayed unit batteries, the plate is provided with holes from which the positive electrode terminals and the negative electrode terminals of the respective unit batteries are exposed, and is provided with a plurality of conductive members on a surface opposite to a surface facing the unit batteries, and the conductive members extend along the rows in which the unit batteries in the battery blocks are arrayed, two conductive members are arranged with respect to one battery block, and the conductive members are provided with terminal connecting portions connected through the holes to the same-polarity terminals of the respective unit batteries included in one battery block.
US11824219B2 Vent housing for advanced batteries
A system includes a vent housing configured to be installed on a lower housing of a battery module at a first side of the vent housing. The vent housing has a main body having an opening on a second side of the vent housing and an internal chamber coupled to the opening. The internal chamber includes a first wall having an internal burst vent configured to open at a first pressure threshold and a second wall having a ventilation vent comprising a gas-selective permeability layer.
US11824212B2 Surface-treated steel plate for cell container
A surface-treated steel sheet for a battery container, including a steel sheet, an iron-nickel diffusion layer formed on the steel sheet, and a nickel layer formed on the iron-nickel diffusion layer (and constituting the outermost layer, wherein when the Fe intensity and the Ni intensity are continuously measured from the surface of the surface-treated steel sheet for a battery container along the depth direction with a high frequency glow discharge optical emission spectrometric analyzer, the thickness of the iron-nickel diffusion layer being the difference between the depth at which the Fe intensity exhibits a first predetermined value and the depth at which the Ni intensity exhibits a second predetermined value is 0.04 to 0.31 μm; and the total amount of the nickel contained in the iron-nickel diffusion layer and the nickel contained in the nickel layer is 4.4 g/m2 or more and less than 10.8 g/m2.
US11824211B2 Method and device for the production of metal composite foils for battery cells
A method for producing a battery cell includes at least the following steps: a) reshaping a first pouch foil into a first pouch half by means of a first molding device with a first recess; b) reshaping a second pouch foil into a second pouch foil by means of a second molding device with a second recess; c) inserting a cell stack into the first molding device and the first pouch half located therein; d) bringing together the first molding device and the second molding device with the second pouch half located therein; and e) at least partially connecting the first and second pouch halves to form a battery cell.
US11824210B2 Angular battery
The present disclosure provides an angular battery with enhanced protection of an electrode body. The present disclosure provides an angular battery including an electrode body and a battery case that accommodates the electrode body. The battery case is configured of a substantially U-shaped case body that has a rectangular bottom surface and a pair of long side surfaces provided integrally with the bottom surface and facing each other, and a substantially U-shaped lid body having an upper lid facing the bottom surface and a pair of short side surfaces provided integrally with the upper lid and facing each other. The electrode body is attached to the lid body. In the angular battery, the case body and the lid are joined to each other to form a state in which the electrode body is accommodated inside the battery case.
US11824208B2 Intermetallic catalyst and method for preparing the same
Provided is a method of preparing an intermetallic catalyst. The method includes form core-shell particles including a transition metal oxide coating layer by irradiating ultrasonic waves to a precursor mixture solution including a noble metal precursor, a transition metal precursor, and a carrier to; forming intermetallic particles including a transition metal oxide coating layer by annealing the core-shell particles; and removing the transition metal oxide coating layer from the intermetallic particles.
US11824194B2 Method for rapidly preparing Prussian blue analogue with monoclinic crystal structure
The present invention discloses a method for rapidly preparing a Prussian blue analogue with a monoclinic crystal structure. The Prussian blue analogue with a monoclinic crystal structure has a chemical formula of NaxM[Fe(CN)6]y·zH2O, where M=Mn or Fe, 1.5<×<2, and 0.5
US11824192B2 Lithium ion secondary battery
A purpose of the present invention is to provide a lithium ion secondary battery having more improved life characteristics while suppressing gelation of an electrode mixture slurry in a manufacturing process. The lithium ion secondary battery according to the present invention comprises a positive electrode having a positive electrode mixture layer comprising a layered lithium-nickel composite oxide in which a proportion of nickel in metals other than lithium is 80 mol % or more; LiOH; Li2CO3; and a chlorine-containing polyvinylidene fluoride-based polymer, wherein a content of LiOH in the positive electrode mixture layer and a content of Li2CO3 in the positive electrode mixture layer are each 0.1 weight % or more and 2.1 weight % or less, a total content of LiOH and Li2CO3 in the positive electrode mixture layer is 0.2 weight % or more and 4.2 weight % or less, and a content of chlorine in the positive electrode mixture layer is 30 μg/g or more and 120 μg/g or less.
US11824191B2 Alkali and/or alkaline earth ion-sulfur battery
An alkali- and/or alkaline earth-ion sulfur battery having at least one cathode containing a cathode current collector foil, optionally a conductive adhesive interlayer, a primary cathode mass layer containing a conductive dimensionally stable porous host structure, sulfur as an active material, preferably at least 20% of the sulfur present is monoclinic sulfur allotrope, and optionally conductive additives, binders and pore-forming additives; a secondary cathode mass layer containing sulfur and alkali-ion- and/or alkaline earth-ion-intercalating material, optionally a layer containing graphene oxide and/or reduced graphene oxide, heteroatom Group VIIa and/or Group Va elements co-doped graphene, and a Group VIIa and/or Group Va heteroatom-containing polymer; at least one anode and at least one separator. The resulting cells offer a wide range of economic and ecological advantages over the currently available cells, as well as allowing versatility of materials and production processes.
US11824190B2 Cathode material for lithium secondary battery and method of manufacturing the same
Disclosed are a cathode material for a lithium secondary battery and a method of manufacturing the same. For instance, the lithium secondary battery may have a high energy density by using only a single cathode material. Particularly, the cathode material for a lithium secondary battery includes a Li—[Mn—Ti]—Al—O-based cathode active material; and a carbon nanotube (CNT) attached to the surface of the cathode active material in an acid-treated state to be formed as a composite.
US11824189B2 Layered high capacity electrodes
This application relates to anode compositions and methods of making and using the same. In particular, the anode compositions are preferably layered. Preferably, the methods of making the anode compositions comprise a surfactant mediated assembly of layers. The anode compositions have improved structural integrity and capacity while reducing capacity fade due to cycling.
US11824185B2 Negative electrode for nonaqueous electrolyte secondary battery and nonaqueous electrolyte secondary battery
The present disclosure aims to provide a nonaqueous electrolyte secondary battery having excellent discharge load characteristics and excellent long-term cycle characteristics. A nonaqueous electrolyte secondary battery which is one example of an embodiment of the present disclosure includes a positive electrode, a negative electrode (30), separators, and a nonaqueous electrolyte. The negative electrode (30) includes a negative electrode collector (31) and a negative electrode mixture layer (32) formed on the negative electrode collector (31). The negative electrode mixture layer (32) includes a first mixture layer primarily composed of a carbon-coated graphite (35) and a second mixture layer (34) primarily composed of a graphite (36), the first mixture layer (33) is disposed at a surface side of the negative electrode mixture layer (32), and the second mixture layer (34) is disposed at a side of the negative electrode collector (31).
US11824182B2 Battery utilizing printable lithium
A battery having a cathode and a composite anode is provided. In one embodiment, the composite anode may include a lithium metal anode, a solid electrolyte and at least one interface layer. The interface layer improves the uniformity of the surface of the solid electrolyte thereby optimizing contact between the surface of the lithium metal anode and the surface of the solid electrolyte for better battery performance. The anode and/or the interface may be formed of a printable lithium composition including lithium metal powder, a polymer binder compatible with the lithium metal powder, a rheology modifier compatible with the lithium metal powder, and a solvent compatible with the lithium metal powder and with the polymer binder. The cathode may be a composite cathode. In another embodiment, the printable lithium composition may be in the form of a foil or film.
US11824179B2 Power supply device
A power supply device includes: a battery; an electric device; a case accommodating the battery and the electric device; and a cover covering a case opening. The cover is provided with a first exhaust port and a second exhaust port. A first exhaust member having a first exhaust passage through which air discharged from the first exhaust port flows is connected to the first exhaust port. A second exhaust member having a second exhaust passage through which air discharged from the second exhaust port flows is connected to the second exhaust port. The first exhaust port is provided so as to overlap at least a part of the electric device when viewed from an opening direction and has a larger opening area than the second exhaust port. A minimum cross-sectional area of the first exhaust passage is smaller than a minimum cross-sectional area of the second exhaust passage.
US11824173B2 Battery module
Discussed is a battery module, and more particularly, to a battery module in which an inner space between a battery cell and a metal plate is filled with a heat transfer member so that conduction of heat generated in the battery cell is improved.
US11824169B2 Battery pack, electrical device using battery pack, and electrical device system
A battery pack houses first and second cell units that are composed of a plurality of cells, and has a positive electrode power source terminal and a negative electrode power source terminal. This battery pack is provided with a series connector capable of connecting, in series, the first and second cell units and a parallel connector capable of connecting, in parallel, the first and second cell units, and is capable of switching between a parallel connection voltage and a series connection voltage. In the case of attachment to the high voltage electrical device body, the series connector becomes conductive and the parallel connector pair is cut off by the action of the series/parallel switching terminal. In the case of attachment to a low voltage electrical device body, the state is returned to an initial state, the series connector is cut off, and the parallel connector pair becomes conductive.
US11824155B2 All-solid lithium secondary battery and method of charging the same
An all-solid lithium secondary battery includes: a positive active material layer; a solid electrolyte layer; and a negative active material layer, which is capable of forming an alloy or a compound with lithium, wherein the solid electrolyte layer is between the positive active material layer and the negative active material layer, and wherein the negative active material layer comprises silver (Ag).
US11824154B2 Stack type electrode assembly in which bending phenomenon is alleviated, and manufacturing method therefor
An electrode includes a unit body stack part formed by stacking at least one basic unit having a four-layer structure in which a first electrode, a first separator, a second electrode and a second separator are sequentially stacked. Each surface of the first separator and the second separator is coated with a coating material having adhesiveness, and the basic unit adheres to an adjacent radial unit in the unit body stack part. The electrode assembly of allows a heating and pressing process to be performed prior to a primary formation process so that a separator of one basic unit and a first electrode of the other basic unit to be adhered and fixed by a coating material coated on the separator, and thus a bending phenomenon caused by a difference in electrode expansion rates in a charging/discharging process is prevented.
US11824153B2 Carrier for battery cell
A carrier includes a base assembly movably coupled to a transfer rail, a seating plate disposed above the base assembly and having a battery cell seated on an upper surface thereof, a pressurizing and fixing portion for fixing the battery cell to the seating plate by pressurizing the battery cell, and an elastic member for pressurizing the pressurizing and fixing portion toward the seating plate side, wherein the pressurizing and fixing portion is coupled to the base assembly to move in a first direction, which is a horizontal direction, and a second direction, which is a vertical direction.
US11824150B2 Display device and array substrate
A display device comprising: a substrate having a first surface and a second surface opposite to the first surface; a plurality of pixels arrayed in a display region of the substrate; an inorganic light-emitting element provided to each of the pixels on the first surface of the substrate; cathode wiring provided in a peripheral region between the display region and an end of the substrate on the first surface of the substrate and electrically coupled to the inorganic light-emitting element; and a heat radiator provided on the second surface of the substrate, wherein the substrate has a through hole that connects the first surface with the second surface in the peripheral region of the substrate and overlaps the cathode wiring in planar view viewed from a direction perpendicular to the first surface of the substrate.
US11824145B2 Light emitting device and display apparatus including the same
A display apparatus including a substrate, a first sub-pixel, a second sub-pixel, and a third sub-pixel disposed on the substrate and configured to emit red light, green light, and blue light, respectively, partition walls disposed between the first sub-pixel, the second sub-pixel, and the third sub-pixel, and configured to not transmit light, in which the first sub-pixel, the second sub-pixel, and the third sub-pixel include a first light emitting cell, a second light emitting cell, and a third light emitting cell, respectively, and a height of each of the first, second, and third light emitting cells is lower than a height of the partition walls, and a difference between the height of the partition walls and the height of each of the first, second, and third light emitting cells is less than 100 μm.
US11824135B2 Method of manufacturing solar cell
Discussed is a solar cell including a single crystalline silicon substrate, a polycrystalline silicon layer on a back surface and side surfaces of the single crystalline silicon substrate, a diffusion region on a front surface of the single crystalline silicon substrate, a front passivation layer on the diffusion region, a back passivation layer on the polycrystalline silicon layer, a first electrode connected to the diffusion region through the front passivation layer, and a second electrode connected to the polycrystalline silicon layer through the back passivation layer, wherein the side surfaces of the single crystalline silicon substrate includes a first portion without the polycrystalline silicon layer and a second portion with the polycrystalline silicon layer.
US11824134B2 Semiconductor device
A semiconductor device includes a light-emitting element, a light-receiving element, a switching element, an input-side terminal, an output-side terminal, and a resin layer. The light-emitting element, the light-receiving element and the switching element are provided at the front side of the resin layer. The light-receiving element and the switching element are arranged in a first direction along the front side of the resin layer. The switching element is electrically connected to the light-receiving element. The light-receiving element is provided between the light-emitting element and the resin layer. The input-side and output-side terminals are provided at the backside of the resin layer. The input-side terminal is electrically connected to the light-emitting element. The output-side terminal is electrically connected to the switching element. At least one of the input-side or output-side terminals includes a portion overlapping the light-emitting element in a second direction from the resin layer to the light-emitting element.
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