Document Document Title
US11974510B2 Phase change memory structure and the same
The present disclosure provides a memory structure, including a first interlayer dielectric layer (ILD), a second ILD over the first ILD, wherein at least a portion of an interconnect structure is in the second ILD, a first switch between the first ILD and the second ILD, a second switch over the first switch, and a first phase change material stacking with the first switch and the second switch.
US11974507B2 Storage element, semiconductor device, magnetic recording array, and method of manufacturing storage element
A storage element includes a first ferromagnetic layer; a second ferromagnetic layer; a nonmagnetic layer interposed between the first ferromagnetic layer and the second ferromagnetic layer in a first direction; a first wiring that extends in a second direction different from the first direction and together with the nonmagnetic layer sandwiches the first ferromagnetic layer in the first direction; and an electrode that together with the nonmagnetic layer sandwiches the second ferromagnetic layer in at least a part in the first direction, wherein the electrode is in contact with at least a part of a lateral side surface of the second ferromagnetic layer.
US11974506B2 Spin-orbit torque device
A spin-orbit torque device is disclosed, which includes: a magnetic layer; and a non-magnetic layer adjacent to the magnetic layer and comprising a spin-Hall material, wherein the spin-Hall material comprises NixCu1-x alloy, and x is in a range from 0.4 to 0.8.
US11974505B2 Hybrid structure for surface acoustic wave device and associated production method
A hybrid structure for a surface acoustic wave device comprises a working layer of piezoelectric material assembled with a support substrate having a lower coefficient of thermal expansion than that of the working layer, and an intermediate layer located between the working layer and the support substrate. The intermediate layer is a sintered composite layer formed from powders of at least a first material and a second material different from the first.
US11974504B2 Thermoelectric conversion body, thermoelectric conversion module, and method for manufacturing thermoelectric conversion body
Provided are: a thermoelectric conversion body that has high electrical conductivity, achieving high thermoelectric conversion efficiency when used in a thermoelectric conversion module, and is less susceptible to warpage during manufacture; a method for manufacturing the same; and a thermoelectric conversion module using the same. A thermoelectric conversion body that is a fired product of a composition containing a thermoelectric semiconductor material and a heat resistant resin, wherein, with the heat resistant resin being subjected to temperature elevation and a weight of the heat resistant resin at 400° C. being defined as 100%, a temperature at which the heat resistant resin undergoes a further 5% reduction in weight is 480° C. or lower; a thermoelectric conversion module including the thermoelectric conversion body; and a method for manufacturing the thermoelectric conversion body.
US11974500B2 Molecular semiconductors containing diketopyrrolopyrrole and dithioketopyrrolopyrrole chromophores for small molecule or vapor processed solar cells
Optoelectronic devices, such as photovoltaic devices, comprising a low band gap, solution processable diketopyrrolopyrrole or dithioketopyrrolopyrrole chromophore core or cores are disclosed. Also disclosed are methods of fabricating such optoelectronic devices.
US11974498B2 Organic compound for organic light emitting diode and an organic light emitting diode including the same with high efficiency
Disclosed are a compound for an organic light-emitting device, and an organic light-emitting diode comprising the same and exhibiting high efficiency. More particularly, the compound has a specific structure represented by Chemical Formula A or B and is used as a material for a hole injection layer or a hole transport layer in an organic light-emitting diode to confer high efficiency on the organic light-emitting diode. Chemical Formulas A and B are as defined in the description.
US11974495B2 Tetradentate platinum and palladium complexes based on biscarbazole and analogues
Tetradentate platinum and palladium complexes based on biscarbazole and analogues for full color displays and lighting applications.
US11974492B2 Display device
A display device includes a first region, a second region adjacent to a side of the first region, and a third region adjacent to another side of the first region; a display panel in the first region, the second region and the third region; a window on and overlapping the display panel; and a bonding member between the display panel and the window and in the first region, the second region and the third region. The bonding member includes a first bonding part having a first elastic modulus and in the first region, a second bonding part having a second elastic modulus and in the second region, and a third bonding part having a third elastic modulus and in the third region. The first elastic modulus is greater than each of the second elastic modulus and the third elastic modulus.
US11974491B2 Support structure, manufacturing method thereof, and display device
A support structure, a manufacturing method thereof and a display device are provided. The support structure includes a metal substrate, and a buffer layer provided on the metal substrate; the support structure includes a bending region and a non-bending region; a portion of the metal substrate located in the bending region has a recess so that a thickness of the portion of the metal substrate located in the bending region is smaller than a thickness of a portion of the metal substrate located in the non-bending region; and the buffer layer is provided on a side of the metal substrate having the recess, and is at least located in the recess.
US11974489B2 Organic light emitting display apparatus
An organic light emitting display apparatus includes an organic light emitting display panel including a display area having a transparent area and an opaque area, and a non-display area. A gate driver is configured to sequentially supply a gate pulse to a plurality of gate lines included in the organic light emitting display panel. An initialization circuit is configured to transfer gate pulses or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera is configured to photograph a region in a forward direction with respect to the organic light emitting display panel, and the camera may be provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area may differ from a second pixel driving circuit provided in the opaque area.
US11974487B2 Display device
A display device includes: a light-emitting substrate including a base substrate having a non-display area and a display area that surrounds the non-display area; an input sensing unit disposed on the light-emitting substrate; and a hole penetrating front and rear surfaces of each of the light-emitting substrate and the input sensing unit, wherein the light-emitting substrate includes a plurality of recesses, the non-display area includes a hole area which overlaps with the hole, a recess area in which the plurality of recesses are disposed and surrounds the hole area, and a peripheral area which surrounds the recess area, and the input sensing unit includes a plurality of first sensor members overlapping the display area and a first connector connecting the first sensor members and overlapping the groove area.
US11974486B2 Display device having display area and sensing area; and mobile terminal device including display panel
A display device and a mobile terminal device including the same are provided, wherein the display device includes a display panel including a display area in which a plurality of display pixels are disposed, and a sensing area in which a plurality of display pixels and a plurality of sensor pixels are disposed. The display pixels of the display area and the display pixels of the first sensing area emit light by receiving a data voltage of an input image in a display mode. The sensor pixels in the first sensing area generate an electric currents according to light reflected from a fingerprint in a fingerprint recognition mode. A resolution of the display pixel is lower than a resolution of the sensor pixel in the first sensing area.
US11974485B2 Display device
A display device include a light-emitting panel having first to third light-emitting diodes and a color panel on the light-emitting panel. The color panel includes first to third color areas that transmit light of different colors and a light-blocking area. The light-emitting panel includes two first power lines spaced apart from each other, connecting electrodes electrically connected to the two first power lines, and an insulating layer on the connecting electrodes, the insulating layer having openings each of which exposing a respective one of the connecting electrodes. The first light-emitting diode, the second light-emitting diode, and the third light-emitting diode are spaced apart from one another between the two first power lines. The second color area is smaller than each of the first color area and the third color area in size. The second color area is disposed between the first color area and the third color area.
US11974484B2 Pixel arrangement structure, organic electroluminescent display panel, metal mask and display device
A pixel arrangement structure includes: first sub-pixels, second sub-pixels and third sub-pixels, being not overlapped but being spaced apart. The third sub-pixel includes a first edge facing the first sub-pixel, the first sub-pixel includes a second edge facing the third sub-pixel, the third sub-pixel includes a third edge facing the second sub-pixel, and the second sub-pixel includes a fourth edge facing the third sub-pixel, and shapes of the first sub-pixel and the second sub-pixel are circles, the first edge and the second edge are curved edges with a same curvature, the third edge and the fourth edge are curved edges with a same curvature; or shapes of the first sub-pixel and the second sub-pixel are octagons, at least part of the first edge is parallel to at least part of the second edge, at least part of the third edge is parallel to at least part of the fourth edge.
US11974481B2 Display panel and display apparatus including the same
A display panel includes: a substrate including a main display area, a component area, and a peripheral area; a main sub-pixel and a main pixel circuit, the main sub-pixel being in the main display area on the substrate, and the main pixel circuit being connected to the main sub-pixel; a plurality of auxiliary sub-pixels in the component area on the substrate; a plurality of auxiliary pixel circuits in the peripheral area on the substrate; a plurality of connecting lines connecting the plurality of auxiliary sub-pixels to the plurality of auxiliary pixel circuits, respectively; and a dummy line extending in a direction in which the plurality of connecting lines extend in the component area.
US11974479B2 Electrical connection structure and electronic device comprising the same
An electrical connection structure is provided. The electrical connection structure includes a through hole, a first pad, a second pad and a conductive bridge. The through hole has a first end and a second end. The first pad at least partially surrounds the first end of the through hole and is electrically connected to a first circuit. The second pad is located at the second end of the through hole and is electrically connected to a second circuit. The conductive bridge is connected to the first pad and second pad through the through hole, thereby making the first and second circuits electrically connected to each other.
US11974477B2 Display device
A display device includes a display panel including a display area, a driving circuit area, a driving wire area, and a sealing area. The display panel includes a first substrate, a plurality of light-emitting devices disposed on the first substrate in the display area, a gate driver disposed on the first substrate in the driving circuit area and supplying a signal for driving the light-emitting device, a plurality of wires disposed on the first substrate in the driving wire area and transmitting a clock signal to the gate driver, and an organic structure disposed on the first substrate in the driving wire area, the plurality of wires include a scan clock signal wire for transmitting a scan clock signal, and a sensing clock signal wire for transmitting a sensing clock signal, and the scan clock signal wire and the sensing clock signal wire do not overlap the organic structure.
US11974475B2 Flexible display panel, display device and forming method
A flexible display panel, a display device and a forming method are provided. The flexible display panel includes a display area and a non-display area, where the non-display area includes a bending sub-area and a binding sub-area, and the bending sub-area is configured to bend the binding sub-area to a side away from the display area, the bending sub-area includes a first organic layer, a second organic layer and a metal wiring layer between the first organic layer and the second organic layer arranged on the substrate, the touch wiring layer is electrically connected to the metal wiring layer; in response to the bending sub-area being in a bending state, a vertical distance from a bending neutral layer of the bending sub-area to the metal wiring layer is smaller than a preset distance.
US11974471B2 Display panel having a gate driving device and source driving device on different substrates
The present disclosure provides a display panel and a display device. The display panel includes a first substrate, a first driving circuit layer located on the first substrate, a second substrate located on the first driving circuit layer, and a second driving circuit layer located on the second substrate, and a pixel electrode layer located on the second driving circuit layer.
US11974469B2 Display device and method of manufacturing the same
Disclosed is a display device and a method of manufacturing the same having improved reliability. In the display device, at least one of a plurality of dielectric films disposed between an oxide semiconductor layer and a light-emitting device includes a lower region disposed on the oxide semiconductor layer and an upper region disposed on the lower region, the upper region including a trap element configured to trap hydrogen, whereby reliability of a thin film transistor including the oxide semiconductor layer is improved.
US11974464B2 Driving backplane, display panel and display apparatus
A driving backplane includes a base substrate, and data lines, a first gate line, a second gate line and pixel driving circuits that are disposed on the base substrate. The first gate line and the second gate line are adjacent. Each pixel driving circuit includes a first transistor including an active layer. The active layer includes an active portion, a first conductive portion and a second conductive portion. Active portions of first transistors further include first contact portions. The pixel driving circuits include a first pixel driving circuit and a second pixel driving circuit that are coupled to a data line and the first gate line. A first conductive portion in the first pixel driving circuit and a first conductive portion in the second pixel driving circuit are in contact through a first contact portion, and are coupled to the data line through the first contact portion.
US11974463B2 Array substrate and display apparatus
An array substrate is provided. The array substrate includes a node connecting line in a same layer as a respective voltage supply line, connected to a first capacitor electrode and a semiconductor material layer. An orthographic projection of a first anode on a base substrate at least partially overlaps with an orthographic projection of a node connecting line in a respective first subpixel. An orthographic projection of a second anode on the base substrate at least partially overlaps with an orthographic projection of the node connecting line in a respective second subpixel. An orthographic projection of a third anode on the base substrate at least partially overlaps with an orthographic projection of the node connecting line in a respective third subpixel. An orthographic projection of a fourth anode on the base substrate at least partially overlaps with an orthographic projection of the node connecting line in a respective fourth subpixel.
US11974456B2 Display panel
A display panel includes a plurality of display elements arranged in a display area, an opening, a multi-layer including a first layer and a second layer disposed on the first layer, and a groove. Each display element includes a pixel electrode, an emission layer disposed on the pixel electrode, and an opposite electrode disposed on the emission layer. The display area surrounds the opening. The groove is located between the opening and the display area. The groove has an undercut cross-section that is concave in a thickness direction of the multi-layer, the second layer includes a pair of tips that protrude toward a center of the groove, and a length of each tip is less than about 2 μm.
US11974454B2 Display device and method for manufacturing display device
A display device is provided with a first adhesive layer formed on a sealing layer in a display region and a flexible sheet formed on a resin layer on an opposite side of a TFT layer, in which a first inorganic insulating layer has a first slit, the flexible sheet has a second slit, and the first adhesive layer is formed in a state of extending from the display region to a frame region, and overlapping with the first slit and the second slit.
US11974451B2 Display substrate, method for manufacturing the same and display device
A display substrate, a method for manufacturing the same and a display device. In the display substrate, a sealant region includes: a corner sealant region, a lead-in sealant region, and a first sealant region on a first side of a display area. The corner sealant region is provided with an encapsulation base layer. A non-display area is provided with a second power line, a gate drive circuit and multiple first signal lines configured to provide signals to the gate drive circuit. The second power line includes a power line corner portion and a first power line portion, the first power line portion overlaps the first sealant region, and the first power line portion extends in a first direction. A target portion of each first signal line is at least located in the corner sealant region.
US11974450B2 Display panel
The present disclosure provides a display panel including a first substrate, pixels arranged on the first substrate and configured to define a display area, a second substrate facing the first substrate, an insulating layer on the first substrate and including an edge that is closer to the display area than an edge of the first substrate, a conductive layer on the insulating layer, and a sealing member between the first substrate and the second substrate and surrounding the display area.
US11974448B2 Quantum dot light emitting diode, manufacturing method thereof and display panel with electron contribution layer for injecting free electrons to light emitting layer
The present disclosure provides a quantum dot light emitting diode, including: a first electrode, a second electrode, a quantum dot light emitting layer between the first electrode and the second electrode, at least one electron transport layer between the quantum dot light emitting layer and the first electrode, and an electron contribution layer between the electron transport layer of the at least one electron transport layer closest to the first electrode and the quantum dot light emitting layer; a material of the electron contribution layer includes a metal material. The embodiment of the present disclosure also provides a method for manufacturing the quantum dot light emitting diode and a display panel.
US11974441B2 Memory array including epitaxial source lines and bit lines
A 3D memory array in which epitaxial source/drain regions which are horizontally merged and vertically unmerged are used as source lines and bit lines and methods of forming the same are disclosed. In an embodiment, a memory array includes a first channel region over a semiconductor substrate; a first epitaxial region electrically coupled to the first channel region; a second epitaxial region directly over the first epitaxial region in a direction perpendicular to a major surface of the semiconductor substrate; a dielectric material between the first epitaxial region and the second epitaxial region, the second epitaxial region being isolated from the first epitaxial region by the dielectric material; a gate dielectric surrounding the first channel region; and a gate electrode surrounding the gate dielectric.
US11974440B2 Page buffer circuit and memory device including the same
A memory device includes: a memory cell array including a plurality of memory cells; and a page buffer circuit provided in a page buffer region including a main region and a cache region provided in a first horizontal direction, and including a first page buffer unit and a second page buffer unit adjacent to each other in a second horizontal direction in the main region. A first sensing node of the first page buffer unit includes a first lower metal pattern, and a first upper metal pattern, and electrically connected to the first lower metal pattern. A second sensing node of the second page buffer unit includes a second lower metal pattern, and a second upper metal pattern, electrically connected to the second lower metal pattern, and not adjacent to the first upper metal pattern in the second horizontal direction.
US11974436B2 Semiconductor device and manufacturing method of the semiconductor device
A semiconductor device includes a stacked structure including conductive layers and insulating layers alternately stacked with each other, and a channel layer passing through the stacked structure, wherein the channel layer is a single layer, the single layer including a first GIDL region, a cell region, and a second GIDL region, and the first GIDL region has a greater thickness than each of the cell region and the second GIDL region.
US11974427B2 Manufacturing method of a memory and a memory
A manufacturing method of a memory includes: providing a substrate and a bit line contact layer; forming a dummy bit line structure on top of the bit line contact layer; forming a spacer layer on the sidewall of both the dummy bit line structure and the bit line contact layer; forming a dielectric layer on the sidewall of the spacer layer; forming a sacrificial layer filling the area between adjacent dummy bit line structures, wherein the sacrificial layer covers the sidewall of the dielectric layer; after the sacrificial layer is formed, removing the dummy bit line structure; forming a bit line conductive portion which fills the hole and covers the bit line contact layer; and, after the bit line conductive portion is formed, removing the spacer layer.
US11974425B2 Memory cell comprising first and second transistors and methods of operating
Semiconductor memory cells, array and methods of operating are disclosed. In one instance, a memory cell includes a bi-stable floating body transistor and an access device; wherein the bi-stable floating body transistor and the access device are electrically connected in series.
US11974423B2 Replacement channel process for three-dimensional dynamic random access memory
Examples herein relate to three-dimensional (3D) dynamic random access memory (DRAM) devices and replacement channel processes for fabricating 3D DRAM devices. In an example, a gate dielectric layer is formed on a sacrificial material, and a gate electrode is formed on the gate dielectric layer. After the gate electrode is formed, the sacrificial material is removed and replaced by a semiconductor material. A channel region of a device (e.g., a transistor) that includes the gate dielectric layer and gate electrode is formed in the semiconductor material. The channel region can be vertical or horizontal with respect to a main surface of a substrate on which the device is formed. A capacitor can be formed, such as before or after the semiconductor material is formed, and is electrically connected to the semiconductor material. The device and the capacitor together can form at least part of a 3D DRAM cell.
US11974421B2 SRAM layout for double patterning
An integrated circuit with a SAR SRAM cell with power routed in metal-1. An integrated circuit with a SAR SRAM cell that has power routed in Metal-1 and has metal-1 and metal-2 integrated circuit and SAR SRAM cell patterns which are DPT compatible. A process of forming an integrated circuit with a SAR SRAM cell with DPT compatible integrated circuit and SAR SRAM cell metal-1 and metal-2 patterns.
US11974420B2 Solid state drive apparatus including electrostatic prevention structure
A solid state drive apparatus includes a case including a base and side walls extending upward along a circumference of the base, an electrostatic prevention structure of a metal pillar spaced apart from the side walls and protruding from at least a partial surface of the base and an electrostatic absorbing member on at least a partial surface of the metal pillar, a package substrate module mounted on the electrostatic prevention structure in the case, and a cover covering the case and the package substrate module.
US11974405B2 Electronic device housing and electronic device including the same
An electronic device housing, and an electronic device including the same are provided. The electronic device housing includes a substrate including glass, an insert portion which is bonded to the substrate at a surface of the insert portion, and at which a functional component of an electronic device having the electronic device housing is disposed, and an elastic layer which is between the substrate and the insert portion and extends along the surface of the insert portion.
US11974399B2 Method of manufacturing a three-dimensional electronic module having high component density, and device
Systems and methods of providing a three-dimensional electronic module having high component density are disclosed. In some cases, the module has improved heat dissipation, reduced weight and size, and increased protection against electromagnetic radiation. In some cases, the module includes a printed circuit board configured to be folded into a convex polyhedron, with the polyhedron's faces formed by sections of the printed circuit board. In some cases, the electronic components face the interior of the circuit board and fall into gaps between the components installed on the other sections.
US11974398B2 Electronic device
An electronic device includes an upper package including an upper chip, a lower package including a lower chip, a printed circuit board above which the upper package and the lower package are laminated, solder balls connecting the upper package and the lower package, solder balls connecting the lower package and the printed circuit board. The lower package has a thermal expansion coefficient set between a thermal expansion coefficient of the upper package and a thermal expansion coefficient of the printed circuit board.
US11974396B2 Systems using composite materials
A system has a printed circuit board (PCB) comprising one or more electrical and/or electronic components and a composite material comprising highly-complex resin systems and thermally-resistant solids, the composite material adhered to the PCB and encasing the one or more electrical or electronic components.
US11974395B2 Security element, electronic card, electronic payment terminal, corresponding manufacturing method and assembly method
A security element intended to be electrically connected to an electronic card. The security element includes: a metal portion, called a dome; a conductive assembly including conductive tracks which are not connected to each other including an outer track and a central track, each having a conductive tab intended to connect them to the electronic card; and a non-conductive support having lumens via which the conductive tabs extend from the conductive tracks to the electronic card. The ends of the conductive tabs are intended to be in contact with the electronic card and do not extend beyond the non-conductive assembly such that the connections between the tracks and the electronic card are located under a lower face of the non-conductive assembly.
US11974390B2 Reduction of packaging substrate deformation
A packaging substrate can include a first surface and a second opposing surface, the first surface including a first mounting region of a first electronic module region and the second opposing surface including a first electrical contacts region of the first electronic module region. The packaging substrate can include a saw street region with at least a portion that surrounds the first electronic module region, and a saw street feature formed on the second opposing surface within at least a portion of the saw street region, the saw street feature being a solder mask layer over a metal layer.
US11974389B2 Low dielectric substrate for high-speed millimeter-wave communication
A low dielectric substrate for high-speed millimeter-wave communication includes a quartz glass cloth with a dielectric loss tangent of 0.0001 to 0.0015 and a dielectric constant of 3.0 to 3.8 at 10 GHz, and an organic resin with a dielectric loss tangent within 80% to 150% of the dielectric loss tangent of the quartz glass cloth at 10 GHz and a dielectric constant within 50% to 110% of the dielectric constant of the quartz glass cloth at 10 GHz. This provides a low dielectric substrate for high-speed millimeter-wave communication where the low dielectric substrate makes it possible to send signals that are stable and have excellent quality with no difference in propagation time between wirings even if the substrate has an uneven resin distribution and the quartz glass cloth above and below the wirings, and the difference in dielectric loss tangent between members has been reduced to lower transmission loss.
US11974386B2 Irradiation targets for the production of radioisotopes
An irradiation target for the production of radioisotopes, comprising at least one plate defining a central opening and an elongated central member passing through the central opening of the at least one plate so that the at least one plate is retained thereon, wherein the at least one plate and the elongated central member are both formed of materials that produce molybdenum-99 (Mo-99) by way of neutron capture.
US11974382B2 Dielectric substance-electrode assembly and method of manufacturing the same
Disclosed are a dielectric substance-electrode assembly in which an electrode is coated with a dielectric and a method for manufacturing the same. The dielectric substance-electrode assembly is formed by forming a lower dielectric electrode constituting a lower portion of an assembly body, sealing a capsule filled with a treated powder and a lower dielectric in which an electrode is formed, and forming an upper dielectric constituting an upper portion of the assembly body using the treated powder which is diffused on and bonded to surfaces of the lower dielectric and the electrode due to sintering heat treatment which is performed by applying an isostatic pressure in a state in which the sealed capsule is placed in a pressure vessel of a heat treatment equipment.
US11974380B2 Automotive lamp
A scanning light source includes a semiconductor light source and a motor, and scans output light of the semiconductor light source in front of a lamp according to the movement of the motor. A constant current driver supplies a driving current ILED to the semiconductor light source according to a light source control signal. A light source control signal generator generates the light source control signal so as to obtain a light distribution pattern that corresponds to light distribution instruction data. A delay time measurement device measures the delay time required for the transition of the on/off states of the semiconductor light source from the change of the light source control signal.
US11974379B2 Light fixture system with high-resolution dimming
A light fixture system comprising a light fixture comprising light sources arranged in groups, wherein each group comprises one or more light sources, and a controller, wherein the controller is arranged to control the groups so that each of the groups is repeatedly switched on and off, wherein at a first point in time some groups are switched on and others are switched off, at a second point in time some of the groups which were switched on at the first point in time are switched off, and some of the groups which were switched off at the first point in time is switched on, and at a third point in time some of the groups which were switched on at the second point in time are switched off, and some of the groups which were switched off at the second point in time are switched on.
US11974365B2 Wireless supernetwork for dense environments
A wireless supernetwork (WiSNET), or a superintegrated network, allows multiple network technologies to plug and play into one open wired and wireless network, particularly serving dense user environments. WiSNET allows the redirection of independently deployed technologies and provides improved network efficiency, affordability, and user convenience. In embodiments, WiSNET integrates input data from two or more disparate service providers. The WiSNET includes a service delivery system, a data aggregation system that provides aggregated input data, and a local delivery system that transmit the aggregated input data to multiple categories of user via a superintegrated access platform. A superintegrated management system enables assignment of a network slice and/or a service slice to each of a plurality of user profiles.
US11974364B2 Handling collision for mini-slot-based and slot-based transmission
Described is an apparatus of a User Equipment (UE). The apparatus may comprise a first circuitry, a second circuitry, and a third circuitry. The first circuitry may be operable to process one or more configuration transmissions from the gNB carrying a rule for Uplink (UL) collisions and process a first Downlink (DL) transmission and a second DL transmission. The second circuitry may be operable to identify a first UL transmission for the first DL transmission and a second UL transmission for the second DL transmission, the first UL transmission overlapping with the second UL transmission in at least one Orthogonal Frequency Division Multiplexing (OFDM) symbol. The third circuitry may be operable to generate at least one of the first UL transmission and the second UL transmission in accordance with the rule for UL collisions.
US11974362B2 V2X resource map for semi-persistent scheduling with unicast/groupcast services
Apparatuses, systems, and methods for a wireless device to perform methods for determining resources for scheduling side-link communications. The resources may be semi-persistent and/or dynamic resources. A user equipment device (UE) may determine a resource map for use in scheduling semi-persistent resources for side-link communications with at least one wireless node. The UE may transmit a resource map request message indicating preferred resource blocks, where each resource block may be defined by a time and a frequency. The UE may receive a confirmation message that may include a report regarding a set of resource blocks. The set of resource blocks may be from the preferred resource blocks included in the resource map request message. The UE may determine, based, at least in part, on the confirmation message, resource blocks to be used for the side-link communications and initiate the side-link communications using the determined resource blocks.
US11974361B2 Parental control based upon detection of mobile device
Methods, systems, and computer readable media can be operable to facilitate management of parental control settings at one or more devices based upon a detection of a control device. A central device (115) may be configured with one or more device identifiers of one or more devices that are designated as control devices. In response to a determination by the central device (115) that no control device is connected to the central device (115), the central device (115) may enable one or more parental control settings at the central device (115) and/or one or more client devices (105). When the central device (115) determines that a control device is connected to the central device (115), the central device (115) may disable one or more parental control settings at the central device (115) and/or one or more client devices (105).
US11974352B2 Method and apparatus for determining bottleneck link
A method, performed by a receiver, for controlling congestion, including receiving packets from a transmitter, determining a maximum transmission rate of the received packets; determining a minimum packet delay of the received packets; determining characteristics of a congestion window of next packets to be received from the transmitter based on the maximum transmission rate and the minimum packet delay; and transmitting information on the determined characteristics of the congestion window to the transmitter.
US11974350B2 System and methods for session management
A network architecture and methods of managing packet data unit (PDU) sessions in a network are provided. The methods include PDU session establishment procedures, PDU session modification procedures, PDU session state transfer procedures, PDU session release procedures, and user equipment (UE) handover procedures.
US11974342B2 Multi-link establishment method and communication apparatus
This application discloses a multi-link establishment method and a related device. A multi-link association response frame carries radio bitmap information, to indicate an AP allowed to be associated with a radio of a STA MLD or a link allowed to be established by using a radio of a STA MLD, so that the radio subsequently switches between different APs or links. The multi-link association response frame carries link establishment status information, to indicate a link establishment status of each link that the STA MLD requests to establish, so that multi-link establishment is more flexible. The multi-link association response frame carries reassociation information, to indicate whether each parameter in association configuration information is reserved, so that a problem that signaling overheads are relatively large due to a reassociation operation is avoided. It can be learned that, in the multi-link establishment method, the foregoing information is carried to improve multi-link establishment flexibility.
US11974339B2 Provisioning headless WiFi devices and related systems, methods and devices
One or more embodiments of a process for provisioning a headless WiFi device are disclosed, and systems, methods and devices for the same. The process of provisioning a headless WiFi device includes establishing a first communication link between the headless WiFi device and a provisioning WiFi device, the provisioning WiFi device including a physical user interface. The process also includes transmitting a provisioning data from the provisioning WiFi device to the headless WiFi device, via the first communication link. The process further includes transmitting, by the headless WiFi device on a channel corresponding to a channel identifier included with the provisioning data, a connection request for request to a WiFi router access point corresponding to a service set identifier (SSID) included with the provisioning data. Additionally, the process includes establishing a second communication link between the headless WiFi device and the WiFi router access point.
US11974338B2 Pairing devices by proxy
In some implementations a system can be configured to reduce the burden of pairing user devices with playback devices. For example, all users (or user devices) who commonly operate within a particular environment (e.g., a home) can be configured as authorized users of playback devices within the particular environment. When one of the authorized users pairs a user device with a playback device, all of the user devices for all authorized users can be automatically paired with the playback device as a result of the single pairing. Thus, only a single authorized user is burdened with the pairing process in order to pair all authorized users with the playback device.
US11974336B2 System and method for graphical symbolic Wi-Fi SSID display support
System and method for displaying a graphical symbol as an SSID representative of a Wi-Fi network on a Wi-Fi client user device is disclosed, which includes storing a graphical symbol as an SSID for a Wi-Fi network at a network address based on a URL (the network address can be either internal or external to the Wi-Fi network); broadcasting an internal SSID and the URL in a broadcast message from a wireless access point device coupled to the Wi-Fi network to be accessed, the broadcasting performed by the wireless access point device operating independently of a Wi-Fi client user device; receiving the broadcast message at the Wi-Fi client user device; retrieving, by the Wi-Fi client user device, the graphical symbol stored at the network address using the internal SSID and the URL; and displaying, on the Wi-Fi client user device, the graphical symbol as the SSID for the Wi-Fi network.
US11974332B2 Method and apparatus for random access procedure
Wireless communication includes a user equipment that transmits a message to a base station that includes a preamble and a payload corresponding to the preamble in a random access procedure. A parameter is determined based on the preamble, and a de-modulation reference signal (“DMRS”) sequence that is used for transmitting the payload is generated based on the parameter.
US11974327B2 Method and apparatus for signaling multi-USIM UE busy status
A user equipment (UE) for supporting multiple-universal subscriber identity module (multi-USIM) operations among a first base station associated with a first network and a second base station associated with a second network is disclosed. the UE includes one or more non-transitory computer-readable media having computer-executable instructions embodied thereon, and at least one processor coupled to the one or more non-transitory computer-readable media. The processor is configured to execute the computer-executable instructions to transmit, through transmitting circuitry of the UE, a physical random access channel (PRACH) preamble to the second base station associated with the second network. The PRACH preamble indicates to the second base station that the UE is not to begin a connection establishment procedure with the second network.
US11974326B2 Methods for selecting and configuring random access channel, access device and network device
Methods for selecting and configuring a random access channel, an access device and a network device are provided. The method includes: obtaining parameter information and time-frequency resource allocation information corresponding to at least two types of random access channels, the parameter information including a subcarrier spacing and a preamble sequence, a random access channel bandwidth obtained in accordance with the subcarrier spacing and a length of the preamble sequence being smaller than or equal to a maximum transmission bandwidth of a satellite access device, the subcarrier spacing including a reference value of a maximum frequency offset to be resisted by a satellite system; selecting target parameter information from the parameter information in accordance with a capability and an operating scenario of the access device and a frequency offset proportion of each random access channel; and selecting a random access channel in accordance with the target parameter information, and transmitting a random access signal in accordance with the time-frequency resource allocation information.
US11974323B2 Method and device for transmitting random access indication information
A method and a device for transmitting random access indication information may include a base station that generates indication information about random access, in which the indication information is configured to indicate trigger reasons for a 2-step contention-based random access. The base station broadcasts a system message to a user device, the system message including the indication information.
US11974312B2 Allocation method and signal processing apparatus
An allocation method for allocating individual downlink data signals to positions on a time axis when a base station transmits the individual downlink data signals to a plurality of terminal stations. The allocation method includes provisionally allocating individual downlink data signals of the individual downlink data signals for terminal stations having long propagation delay times to positions of relatively early timings and provisionally allocating individual downlink data signals of the individual downlink data signal for terminal stations having short propagation delay times to positions of relatively late timings, changing the positions such that, when it is estimated that a collision will occur when receiving response signals transmitted from the terminal stations, it is estimated that a collision will not occur, in the provisionally allocating, and fixing, as the positions of the individual downlink data signals on the time axis, the positions changed in the changing of the positions.
US11974308B2 Method and device for transmitting uplink message
The present disclosure relates to a method and an apparatus for transmitting an uplink message. When a first PUCCH message and a second PUCCH message are to be simultaneously transmitted over at least one first time unit, one of the PUCCH message and the second PUCCH message is transmitted and the other one is dropped. The first PUCCH message is a PUCCH message repeatedly transmitted over a plurality of second time units, the second PUCCH message is a PUCCH message transmitted over one second time unit or a PUCCH message transmitted over a plurality of second time units, and the second time unit includes a plurality of first time units.
US11974305B2 Method for transmitting uplink channel via multi-beams, terminal device and network-side device
A method for transmitting an uplink channel via multi-beams, a terminal device and a network-side device are disclosed. The method includes: receiving configuration information, where the configuration information includes a plurality of pieces of uplink beam information for the uplink channel; and the plurality of pieces of uplink beam information has an association relationship with a related parameter of the uplink channel.
US11974304B2 Wireless communication method and wireless communications apparatus
This application provides a method, which includes: receiving, by a terminal side device, physical layer signaling sent by a network side device in a first frequency band; and determining, by the terminal side device, a sequence number of a first time transmission unit in a second frequency band, where the first time transmission unit includes a time resource indicated by the physical layer signaling, the sequence number of the first time transmission unit is greater than or equal to a sequence number of a second time transmission unit in the second frequency band, an end time of the physical layer signaling is within a time range of the second time transmission unit, and a subcarrier spacing of the first frequency band is different from a subcarrier spacing of the second frequency band.
US11974303B2 Flexible repetition of PUSCH mini-slots within a slot
The disclosure relates to a transmission device for transmitting data to a reception device in a communication system. The transmission device comprises circuitry which, in operation, allocates the data to a plurality of transmission time intervals, TTIs, respectively comprising a lower number of symbols than a slot and the plurality of TTIs including an initial TTI and one or more subsequent TTIs subsequent to the initial TTI, wherein the data allocated to each of the plurality of TTIs is the same, further allocates a demodulation reference signal, DMRS, to the initial TTI, and obtains a DMRS allocation for each of the subsequent TTIs indicating whether or not no DMRS is allocated to the respective TTI to be transmitted in addition to the data. The transmission device further comprises a transceiver which, in operation, transmits, within the slot, the data and DMRS in accordance with the DMRS allocation.
US11974301B2 Location based frequency domain resource allocation
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may generate a signal for a packet using a full available frequency domain resource allocation for a channel based at least in part on a location of the wireless communication device being associated with a protected zone for interference mitigation. The wireless communication device may transmit the signal for the packet using the full available frequency domain resource allocation for the channel. Numerous other aspects are described.
US11974296B2 Transmission configuration indicator determination for mixed mode operation
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine a transmission type for a physical downlink shared channel, wherein the transmission type is a multicast transmission type or a unicast transmission type. The UE may determine, based at least in part on the transmission type for the physical downlink shared channel, a transmission configuration indicator state, of a plurality of possible transmission configuration indicator states, that corresponds to a quasi-co-location assumption, of a plurality of possible quasi-co-location assumptions, for the physical downlink shared channel. The UE may decode the physical downlink shared channel based at least in part on the transmission configuration indicator state. Numerous other aspects are provided.
US11974293B2 Method and apparatus for transmitting information, and storage medium, terminal and base station
Aspects of the disclosure provide a method and apparatus for transmitting information, and a storage medium, a terminal and a base station. The method can include determining feedback resource configuration information currently configured for a terminal, where the feedback resource configuration information includes multiple target feedback resource units. The method can further include transmitting the feedback resource configuration information to the terminal, such that the terminal, when carrying out downlink transmission with the base station, transmits first response information corresponding to a first downlink resource range occupied during the downlink transmission to the base station on the multiple target feedback resource units.
US11974288B2 Uplink control information transmission methods for carrier aggregation
A method and apparatus for transmitting uplink control information (UCI) for Long Term Evolution-Advanced (LTE-A) using carrier aggregation is disclosed. Methods for UCI transmission in the uplink control channel, uplink shared channel or uplink data channel are disclosed. The methods include transmitting channel quality indicators (CQI), precoding matrix indicators (PMI), rank indicators (RI), hybrid automatic repeat request (HARQ) acknowledgement/non-acknowledgement (ACK/NACK), channel status reports (CQI/PMI/RI), source routing (SR) and sounding reference signals (SRS). In addition, methods for providing flexible configuration in signaling UCI, efficient resource utilization, and support for high volume UCI overhead in LTE-A are disclosed.
US11974285B2 Base station, terminal apparatus, method, program, and recording medium
In order to enable appropriate signaling of information related to a configuration for reporting aperiodic channel state information using a Physical Uplink Control Channel (PUCCH) to a terminal apparatus, a base station 100 includes: an obtaining unit configured to obtain information related to a configuration of a first aperiodic trigger state for a terminal apparatus 200 to aperiodically report first channel state information by using a PUCCH; and a transmitting processing unit configured to transmit, to the terminal apparatus 200, a Radio Resource Control (RRC) message including the information related to the configuration of the first aperiodic trigger state.
US11974281B2 Method and apparatus for beam indication in a multi-beam system
An apparatus for beam management includes a transceiver configured to receive configuration information for one or more transmission configuration indicator (TCI) states and corresponding channels, receive one or more TCI state identifiers (IDs) on a channel for conveying TCI state IDs from among the corresponding channels, and transmit an acknowledgement message in response to the reception of the one or more TCI state IDs. The apparatus further includes a processor configured to determine, based on the one or more TCI state IDs, TCI states for data and control channels, respectively, from among the corresponding channels, and update spatial filters for the data and control channels based on the determined TCI states for the data channels and the control channels, respectively. The transceiver is further configured to receive the data channels and the control channels based on the updated spatial filters for the data and the control channels, respectively.
US11974279B2 User terminal
A user terminal according to one aspect of the present disclosure includes: a receiving section that receives information related to a timing being used as a reference of a start symbol of an uplink shared channel or a downlink shared channel in a given transmission occasion; and a control section that determines a time domain resource over one or more slots allocated to the uplink shared channel or the downlink shared channel, based on the start symbol determined with the timing being used as the reference and a number of consecutive symbols from the start symbol.
US11974277B2 Resource allocation method, terminal device, and network device
Implementations of the present disclosure relate to a resource allocation method, a terminal device, and a network device. The method comprises: receiving first configuration information transmitted by a network device, wherein the first configuration information comprises multiple resource collections, the multiple resource collections are in one-to-one correspondence with multiple RNTIs, each of the multiple resource collections is used for indicating an available resource of a target channel, and the available resources indicated by the multiple resource collections are different; receiving target downlink control information (DCI) transmitted by the network device; and if the target DCI is scrambled according to a first RNTI among the multiple RNTIs, determining a resource used by the target channel in a first resource collection corresponding to the first RNTI.
US11974276B2 Techniques for sidelink preemption indications in wireless communications systems
Methods, systems, and devices for wireless communications are described. A first user equipment (UE) may receive, from a base station, control signaling indicating a set of resources of a sidelink channel available for sidelink communication with a second UE. The first UE may receive a sidelink preemption indication indicating that at least a first resource from the set of resources is preempted. The first UE may communicate a sidelink transmission over the sidelink channel with the second UE based on the sidelink preemption indication. In some cases, the first UE may determine whether the SPI satisfies one or more thresholds and the first UE may communicate the sidelink transmission, or refrain from communicating the sidelink transmission, based on determining whether the SPI satisfies the one or more thresholds.
US11974272B2 Apparatus and method for utilizing uplink resources
An apparatus and method for data transmission are presented. The method in a base station comprises broadcasting (200) information on one or more neighboring cells supporting preconfigured uplink resources and information on request types supported by the one or more cells; receiving (202) a user terminal which performs a cell reselection to the base station; receiving (204) from a user terminal a request to utilize dedicated preconfigured uplink resources, the request comprising Physical Cell Identity of the previous base station with which the user terminal utilized dedicated preconfigured uplink resources prior camping on the base station and the User Equipment Identification of the user terminal in the previous base station; transmitting (206) to the previous base station a message requesting configuration data related to dedicated preconfigured uplink resources of the user terminal and an indication that the previous base station may release the resources; receiving (208) from the previous base station the configuration data; and restoring (210) dedicated preconfigured uplink resources for the user terminal.
US11974264B2 Mobile core network service exposure for the user equipment
A Service Capability Exposure Function for a UE (U-SCEF) may be part of the UE's operating system (OS) and expose API's to applications that allow these applications to schedule data plane communications such as periodic sensor measurements or a firmware download. The U-SCEF communicates with an EPC Interworking Service that resides in the mobile network operator's (S)Gi-LAN. The EPC Interworking Service serves as an interface between the U-SCEF and the service capabilities that are exposed by the MNO via the SCEF. The U-SCEF may provide the EPC Interworking Service with information about the UE's anticipated communication schedule and mobility status. The EPC Interworking Service uses the services that are exposed by the SCEF to determine the optimal times for the UE to communicate, an optimal mobility management configuration, etc. The EPC Interworking Service negotiates a communication schedule with the EPC (SCEF) and policies on behalf of the U-SCEF.
US11974262B2 Method of performing BWP operation in wireless communication system and an apparatus therefor
This specification provides a method of performing a bandwidth part (BWP) operation in a wireless communication system. Specifically, The method performed by a terminal includes receiving a first message including information related to at least one initial BWP configuration from a network, receiving a second message including configuration information for an additional BWP from the network, receiving downlink control information (DCI) related to BWP switching for at least one configured BWP from the network, and transmitting and receiving signals to and from the network in an activated BWP based on the received DCI.
US11974257B2 Time domain resource allocation method and apparatus
Provided are a time domain resource allocation method and apparatus. The method includes the following operations. A terminal acquires at least one of first information including search space configuration information, control resource set (CORESET) configuration information, and a bandwidth part type. A PDSCH time domain resource allocation table is subsequently determined according to the first information and a multiplexing pattern between a synchronization signal/physical broadcast channel block (SSB) and a CORESET.
US11974252B2 Communication device and communication system for selecting resources to be used for data transmission
A communication device including, a subgroup management unit allocates each of N resources in the frequency axis direction at a first position in the time axis direction to each communication device as a first resource, allocates each of second to NTth resources in the time axis direction at a first position in the frequency axis direction to each of the communication devices as the second resource, allocates each of the second to Nth resources in the frequency axis direction at a second position in the time axis direction to each of other communication devices as the first resource, and allocates each of the third to NTth resources in the time axis direction at the second position in the frequency axis direction to each of the other communication devices as the second resource, and repeat this operation to allocate the first and second resources to a plurality of communication devices.
US11974250B2 Method and system for keeping a first user and a second user continuously informed of their respective emotional states
A method for keeping a first user and a second user continuously informed of each other's emotional state, includes: pairing a first connected watch (2a) of the first user with a second connected watch (2b) of the second user; receiving by the second connected watch (2b) an emotional notification comprising a graphical representation relating to an emotional state of the first user; and displaying on a watch face of the second connected watch (2b), constituted of first and second regions, of the graphical representation on this first region, and indicating a current time in this second region. The first region occupies a display area of a display of the second connected watch (2b). Displaying includes dynamically positioning the graphical representation in the first region by avoiding an overlapping between this graphical representation and at least one graphical object in this first region.
US11974249B2 Systems and methods for deployment of a decentralized electronic subscriber identity module
Systems and methods are disclosed for a decentralized electronic subscriber identity module (dSIM) and an intelligent multi-chain offloading platform to leverage a plurality of decentralized blockchain-based cellular networks. In one embodiment, an AI-enabled offloading gateway can interconnect a plurality of mobile network operators with said decentralized blockchain-based cellular networks using a dSIM profile. The dSIM profile may contain symmetric and/or asymmetric network access applications, Proof-of-Coverage, and Quality-of-Service applications. The offloading gateway may include of various server nodes exposing network access and blockchain interfaces to mobile operators' systems and subscriber equipment containing dSIM profiles inside embedded or integrated universal integrated circuit cards (eUICCs/iUICCs).
US11974248B2 Methods providing release and re-direct message contents and UE behavior and related wireless devices
A method of operating a wireless device may be provided. A wireless device may receive a release message from a network node of a radio access network. The release message may include an identification of a redirected carrier. In response to the release message omitting synchronization block related parameters for the redirected carrier, the wireless device may check in measurement information configured for the wireless device for the synchronization block related parameters for the redirected carrier; and may perform synchronization signal measurements for the redirected carrier using the synchronization block related parameters in the measurement information.
US11974244B2 Systems and methods for generating and querying an index associated with targeted communications
This disclosure is directed to systems and methods for generating and querying an index associated with targeted communications. A method may include receiving candidate identifiers, rates of targeted communication, and traits associated with the candidate identifiers. A method may include generating a candidate index including one or more dimensions associated with candidate traits. A method may include receiving a query associated with desired candidate traits, determining if one or more candidates appear in the dimensions associated with the desired traits, and intersecting the dimensions to determine if one or more candidates appear in all of the dimensions associated with the desired candidate traits. A method may include generating a result set based on the results of an intersecting computation. A method may include removing candidates from the result set and transmitting targeted communications on behalf of or to the candidates remaining on the result set.
US11974242B2 Neighbour cell measuring
Disclosed is a method comprising determining a first time period during which radio mobility of one or more terminal devices is not expected, determining a second time period during which radio mobility of the one or more terminal devices is expected, determining a first synchronization signal block, SSB, transmission mode that is to be applied during the first time period, and determining a second synchronization signal block, SSB, transmission mode that is to be applied during the second time period.
US11974239B2 Measurement gap configuration method and device, storage medium, and electronic device
Provided are a measurement gap configuration method and device, a storage medium, and an electronic device. The method includes: determining, by a first network element, frequency information of a measurement target; and notifying, by the first network element, a second network element of the frequency information through first interface signaling; where the first network element and the second network element are configured on the same node. The problem in the related art of being unable to configure a measurement gap is solved.
US11974224B2 Method and apparatus for receiving wake-up signal in wireless communication system
One embodiment of the present invention provides a method for receiving a wake-up signal by a first UE in a wireless communication system, the method comprising the steps of: operating a wake-up receiver during a wake-up signal on-duration by the first UE; and receiving a wake-up signal transmitted by a second UE through the wake-up receiver and then receiving data, wherein information related to the wake-up signal on-duration is commonly signaled to the first UE, which receives the wake-up signal, and the second UE which transmits the wake-up signal. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, the BS or a network.
US11974217B1 Systems/methods of frequency variability responsive to a size of data to be transmitted
Embodiments of systems/methods are disclosed wherein a transmitter is configured to wirelessly communicate with a destination device by transmitting to the destination device a first plurality of subcarriers using a first set of frequencies and, responsive to a size of data that is to be transmitted to the destination device, transmitting to the destination device a second plurality of subcarriers using a second set of frequencies. According to some embodiments, the first set of frequencies and/or the second set frequencies comprise frequencies that are used for cellular communications and at least some frequencies of the second set of frequencies are mutually exclusive with the first set of frequencies.
US11974213B2 Inter-relay node discovery and measurements
During integrated access and backhaul (IAB) node setup, a distributed unit (DU) is configured to transmit synchronization signal blocks (SSBs) for inter-IAB-node discovery and measurement. In parallel to SSB transmission by the DU, user equipment (UEs) and IAB-mobile terminations may be configured to search for and measure on SSBs at specific time instance. In the IAB case, the DU and MT configuration are coordinated to enable inter-node SSB measurements subject to the half-duplex constraint.
US11974212B2 Method and system for cellular device-satellite communications
A method, a device, and a non-transitory storage medium are described in which a cellular device-satellite communications service is provided. The service may provide establishment, maintenance, and termination of uplink and downlink connections via a satellite network, a terrestrial network, and both based on network information and satellite information. The service may also provide scheduling for user plane traffic via the uplink and downlink connections.
US11974206B2 Short-range wireless-enabled mobile communication device leash for controlling device and application access
A mobile communication device leash is provided which communicates via short-range-wireless communication (e.g., Near-Field Communication (NFC), BLUETOOTH®, ZIGBEE® or the like) with an associated mobile communication device. Once the mobile communication device is outside of the short-range wireless communication range (or outside of a predetermined range within the short-range wireless communication range) an action is triggered to control access to the mobile communication device itself and/or access functionality provided by the mobile communication device. The leash may be a simplistic wireless device, such as a wristband, card device or smart tag device having the sole function of controlling access to the mobile communication device itself (e.g., shutdown or locking the device) and/or access functionality provided by the mobile communication device (e.g., locking certain application or limiting access to data within certain applications).
US11974205B2 Detecting presence of mobile device
In one implementation, a wireless security system premises gateway component includes a first local area wireless communication component adapted to communicate wirelessly with plural wireless security system sensors distributed at a premises; a second local area wireless communication component adapted to communicate wirelessly with a general purpose mobile communications device; a communications interface component adapted to communicate with a wide area communications network that is located remotely of the premises; a security system controller component adapted to communicate with the general purpose mobile communications device to provide state information regarding the security system and to provide control inputs to the security system; and a single gateway housing configured and sized to house the first local area wireless communication component, the second local area wireless communication component, the communications interface component, and the security system controller.
US11974204B2 Method for sharing application between terminals, and terminal
Embodiments of the present invention provide a method for sharing an application between terminals. The method includes: generating, by a first terminal according to an application that has been installed, a shared application installation package of the application; sending, by the first terminal, the shared application installation package to a second terminal; determining, by the first terminal, shared data of the application that has been installed, where the shared data is data that is from an application server and required for the application to run; and sending, by the first terminal, the shared data to the second terminal. In the embodiments of the present invention, when sharing an application, two terminals not only share an installation package of the application, but also share shared data of the application.
US11974203B2 Enterprise embedded subscriber identity module management
Techniques remotely managing an embedded Subscriber Identity Module (eSIM) by a telecommunication network provider are described herein. The telecommunication network provider can implement an eSIM enterprise system to manage provisioning, activating, security, and testing of the eSIM. The eSIM enterprise system can activate the eSIM, update a user profile associated with the eSIM, determine a capability of the eSIM, test functionality of the eSIM, process a payment to modify the eSIM, secure communications associated with the eSIM, and determine interfaces for communicating with a variety of devices, applications, or business entities associated with the eSIM.
US11974202B2 Midamble format for packets in a vehicular communication network
In a vehicular communication network, a communication device generates a physical layer (PHY) preamble of a PHY protocol data unit (PPDU) for transmission in the vehicular communication network. The communication device generates a plurality of PHY data segments of the PPDU, and one or more PHY midambles, each PHY midamble to be transmitted between a respective pair of adjacent PHY data segments, and each PHY midamble including one or more training signal fields. Generating the one or more PHY midambles includes, when the PPDU is to be transmitted according to an extended range (ER) mode, generating each training signal field to include i) a first portion based on a very high throughput long training field (VHT-LTF) defined by the IEEE 802.11ac Standard and ii) a second portion based on the VHT-LTF defined by the IEEE 802.11ac Standard; and transmitting, by the communication device, the PPDU in the vehicular communication network.
US11974199B2 Methods and apparatuses for communication between LWM2M client and server
Methods and apparatuses for communication between lightweight machine to machine (LwM2M) client and server are disclosed. According to an embodiment, a network exposure node performs configuration such that the network exposure node can transfer traffic between a LwM2M client and at least one LwM2M server over non-Internet protocol data delivery (NIDD) through reliable data service (RDS) protocol. The network exposure node transfers traffic between the LwM2M client and the at least one LwM2M server based on the configuration.
US11974194B2 Integrated systems and methods providing situational awareness of operations in an organization
A system which comprises a series of native applications, suited to run on mobile devices, and a series of web-based applications for which functionality and processing are optimized. The native applications and the web-based applications are coordinated to optimize processes of acquiring, storing and disseminating data for speed, integrity and security.
US11974193B2 Data processing method and apparatus, server, and computer-readable storage medium
A data processing method and apparatus, a server, and a computer-readable storage medium are disclosed in the present application. The data processing method includes: obtaining positioning data of a moving object from a message queue cluster; comparing collection time of the positioning data with target collection time when frequency-reduction data to be determined is not arranged first, where the target collection time is determined according to collection time of previous frequency-reduction data and a preset frequency-reduction time interval; and extracting the positioning data as frequency-reduction data when it is determined that the collection time of the positioning data is longer than or equal to the target collection time.
US11974172B2 Service node updating method, terminal device, and network-side device
A service node updating method is provided. The method is performed by a terminal device and includes: receiving configuration information, where the configuration information includes first connectivity configuration information used to maintain both a connection to a source node and a connection to a target node in a service node updating procedure and second connectivity configuration information used to release the connection to the source node and connect to the target node; processing, by applying the first connectivity configuration information, a layer 2 protocol entity corresponding to a bearer between the terminal device and the source node, to reconfigure the bearer as a source node split bearer; and processing, by applying the second connectivity configuration information, a layer 2 protocol entity corresponding to the bearer, to reconfigure the source node split bearer as a target node bearer.
US11974165B2 Methods, terminal device and network device for code block segmentation
Provided are a data processing method, a terminal device and a network device. The method comprises: a terminal device receiving first indication information, used for code block segmentation, sent by a network device; the terminal device performing, according to the first indication information, code block segmentation on the data, so as to obtain at least one code block, wherein the data is data received by the terminal device from the network device, or the data is data to be sent by the terminal device to the network device; and the terminal device encoding or decoding the at least one code block. The embodiments of the present invention improve the flexibility of an encoding/decoding process.
US11974164B2 Wireless network slice optimization for user applications
A wireless communication device wirelessly downloads a user application, and in response, wirelessly receives signaling that indicates a wireless network slice for the user application. The wireless communication device wirelessly downloads another user application, and in response, wirelessly receives other signaling that indicates another wireless network slice for the other user application. The wireless communication device executes the user application, and in response, wirelessly transfers a request for the wireless network slice and wirelessly exchanges application data for the user application over the wireless network slice for the user application. The wireless communication device executes the other user application, and in response, wirelessly transfers another request for the other wireless network slice and wirelessly exchanges other application data for the other user application over the other wireless network slice for the other user application.
US11974163B2 Communication device and communication method
A communication device is provided that performs highly reliable data communication using a plurality of channels.The communication device includes: a generation unit that generates a transmission frame including an aggregation frame in which a sequence of subframes is multiplexed in a time axis direction and a frequency channel axis direction; and a transmission unit that wirelessly transmits the transmission frame. The generation unit generates the aggregation frame aggregated to cause each of the subframes included in the sequence to be stored at least once in each of frequency channels, and arranges in the aggregation frame at least one slot for receiving a continuation request signal.
US11974162B2 Communication method and device
Embodiments of this application provide a communication method and a related device. The method which is implemented by a terminal device includes: receiving a configuration message, where the configuration message indicates the terminal device to establish at least three radio link control (RLC) entities on a first bearer; establishing the at least three RLC entities on the first bearer based on the configuration message; and performing data transmission through at least one RLC entity on the first bearer. According to the application, data transmission reliability is improved and a data transmission latency is reduced.
US11974159B1 Systems and methods for reducing communication network congestion
A method for reducing communication network congestion includes (1) obtaining, from a first communication device, a scan of a first communication channel for presence of a first network identifier, (2) determining, from the scan of the first communication channel, that the first network identifier is being broadcasted on the first communication channel by a communication device other than the first communication device, and (3) in response to determining that the first network identifier is being broadcasted on the first communication channel, inhibiting broadcasting of the first network identifier on the first communication channel by the first communication device.
US11974158B2 Identification of cascaded multi-connectivity and mitigation of cascaded multi-connectivity interference effects
A detection unit for discovering cascaded multi-connectivity scenarios in a communication network includes: an interface configured to communicate with the communication network, wherein one or multiple multi-connectivity devices of the network are designed to send type-of-transmission signals to the interface; and an evaluation unit programmed with a cascaded multi-connectivity detection algorithm, wherein the evaluation unit is provided with the type-of-transmission signals and analyzes the occurrence and/or a possible occurrence of cascaded multi-connectivity usage within the communication network based on the type-of-transmission signals.
US11974152B2 Deactivated secondary component carrier (SCC) measurement
Methods, systems, and devices related to digital wireless communication are described. A method of wireless communication includes configuring, at a first communication node, a subset of a plurality of measurement timing occasions for a second communication node to perform deactivated secondary Component Carrier (SCC) measurement, and causing the second communication node to perform deactivated SCC measurement based, at least in part, on the subset of measurement timing occasions.
US11974150B2 Method for operating bandwidth part
The present disclosure provides a method by which a terminal, in which a primary cell and a secondary cell are set, activate a bandwidth part (BWP) in a wireless communication system, comprising: receiving downlink control information (DCI) from a network, the DCI notifying the terminal of the separation of the secondary cell from the dormant BWP; and activating a specific BWP of the secondary cell on the basis of the DCI, the specific BWP being a BWP set by upper layer signaling received through the terminal.
US11974149B2 Systems, methods, and devices having databases and automated reports for electronic spectrum management
Systems and methods are disclosed for providing at least one report relating to a wireless communications spectrum. At least one device is operable for wideband scan; to detect and measure at least one signal transmitted from at least one signal emitting device autonomously, thereby creating signal data; to analyze the signal data in near real-time, thereby creating analyzed data; generate the at least one report in near real-time; and to communicate at least a portion of the at least one report over a network to at least one remote device.
US11974148B2 Method and device for transmitting and receiving wireless signals in wireless communication system
The present invention relates to a wireless communication system, and specifically to a method and a device therefor, the method comprising: a step for receiving group common DCI on a first cell, wherein the group common DCI includes availability information about one or more RB sets configured for the first cell; a step for, on the basis of all of the RB set(s) being indicated as unavailable, performing first PDCCH monitoring, but skipping channel measurement on the RB set(s) during a certain duration; and a step for, on the basis of at least one of the RB set(s) being indicated as available, performing second PDCCH monitoring and the channel measurement on the at least one available RB set.
US11974141B2 Allocating resources to internet of things equipment in a fifth generation (5G) network or other next generation networks
The technologies described herein are generally directed to facilitate allocating resources to zones for IOT equipment in a fifth generation (5G) network or other next generation networks. An example method discussed herein includes identifying, by carrier allocation equipment, carrier transmission information corresponding to transmission of a first carrier signal configured to support Internet of things equipment. The method can further comprise analyzing, by the carrier allocation equipment, the carrier transmission information to determine coverage information corresponding to a potential for coverage, by the first carrier signal, of an Internet of things equipment support zone corresponding to a geographic area. The method can further include, based on the coverage information, facilitating configuring transmission parameter information, representative of a transmission parameter applicable to the coverage of the Internet of things equipment support zone by the first carrier signal.
US11974140B2 Method, apparatus, and system for physical channel transmission in unlicensed band
A user equipment of a wireless communication system is disclosed. The user equipment includes a communication module, and a processor. The processor is configured to transmit a radio frame divided into a plurality of subframes through the communication module, and perform a UL transmission in a partial subframe having a duration shorter than one subframe duration to the base station based on at least one of an indication of a base station and a result of a channel access of the wireless communication system.
US11974139B2 Methods and systems for resource planning in a shared spectra
Techniques for modelling a radio network in a geographic region utilizing shared spectra are disclosed. Population data is obtained for the geographic region. A number of radios per channel in the geographic region, N′, is determined. Candidate geographic location for radios in the geographic region are determined. For every channel in the shared spectra, at least one of a static dataset and a dynamic dataset is determined. At least one set of output data, that is a statistical characterization of the radio network, is generated using at least one of the static dataset and the dynamic dataset, to aid in design of the radio network.
US11974138B2 Multi-stage Markov decision process (MDP) model for a spectrum sharing system
A method of wireless communication performed by a first transmission device incudes receiving a first set of observations from a first receiving device based on transmissions from the first transmission device to the first receiving device at a previous time slot of a fixed contention-based spectrum sharing system. The first transmission device shares a spectrum with a second transmission device. The method also includes measuring an energy level from an ongoing data transmission of the second transmission device at a current time slot. The method further includes generating, at an artificial neural network of the first transmission device, at least one of a transmission determination, a set of transmission parameters, or a combination thereof, based on a second set of observations, the energy level, and a counter. The method also includes transmitting, to the first receiving device, during the current time slot based on at least one of the transmission determination, the set of transmission parameters, or the combination thereof.
US11974130B2 Method, apparatus and computer program product for authentication procedure between devices
There is disclosed methods, apparatuses and computer program products for an authentication procedure in a unicast device to device communication. In accordance with an embodiment the method comprises receiving from an initiating device a request to establish a unicast device to device communication between the initiating device and a target device; sending from the target device an authentication request to the initiating device for authenticating the initiating device; receiving from the initiating device an authentication response to the authentication request including one or more parameters related to the authentication; providing information of the one or more parameters to the application; examining by an application in the target device whether the one or more parameters can be accepted; and if the examining reveals that at least one of the one or more parameters cannot be accepted, sending an authentication failure message to the initiating device.
US11974129B2 Token-based security risk assessment for multi-factor authentication
A token-based security risk assessment service for multi-factor authentication (MFA) is described. An enterprise may utilize the security risk assessment service, and a telecommunication service provider may provide the security risk assessment service as a network-based service. The security risk assessment service may be configured to monitor identifiers (IDs) of elements associated with users associated with an enterprise to determine if any have changed. Any changes may be factored into an adjustment to the user's security profile. Furthermore, the enterprise can utilize the security risk assessment service to implement a token-based MFA scheme where Short Message Service (SMS) is used as an authentication factor.
US11974126B2 Method, first and second device and system for connecting to at least one chip
A method comprises: Sending, by a first Chip Interface Device (CID), to a second CID, using a CID type protocol, a request for establishing a secure channel over a wireless protocol. Sending, by the second CID, to a Personal Computer Smart Card (PCSC), a first request for establishing a connection to the chip. Establishing, by the PCSC, a connection to the chip. Establishing, by the PCSC, a connection to the second CID. Establishing, by the second CID, a secure session with the first CID by using a session key. And sending, by the second CID, to the first CID, while using the CID type protocol, a secure CID channel establishment success that allows sending or receiving APDU(s) via the established secure channel over the wireless protocol. The second CID renders apparent to the first CID the chip as being connected.
US11974125B2 Control device and control method
An object of the present invention is to provide a control device and control method that make it possible to perform an inter-device authentication process more certainly and improve security.Provided is a control device including: a control section configured to control an authentication process of performing a process related to device authentication together with at least one communication device on a basis of information included in a signal received through wireless communication with the communication device. The control section performs control in such a manner that authentication information is changed for each process group in which the authentication process is repeated more than once, the authentication information being information to be used for the authentication process.
US11974122B2 Protection of non-access stratum communication in a wireless communication network
Network equipment (16A) is configured for use in a wireless communication network. The network equipment (16A) is configured to detect one or more conditions under which non-access stratum (NAS) keys (26A) that protect NAS communication between the network equipment (16A) and a wireless device (12) are to be refreshed. Responsive to detecting the one or more conditions, the network equipment (16A) is configured to derive, from a base key (24A) on which the NAS keys (26A) were derived, a new base key (24B) on which fresh NAS keys (26B) are to be derived. The network equipment (16A) is also configured to activate the new base key (24B).
US11974116B2 Electronic device and control method thereof
Disclosed is an electronic device. The electronic device includes: an audio output device comprising circuitry configured to output a sound; a microphone; and a processor configured to control, based on a content being selected, the audio output device to output an audio signal corresponding to the content using a sound compensation value, wherein the processor is configured to: extract, based on a sound corresponding to the content being output from the audio output device and input to the microphone, characteristic information from the sound input to the microphone, calculate a sound compensation value based on the extracted characteristic information, and update the sound compensation value with the calculated sound compensation value.
US11974114B2 Manipulation of playback device response using signal processing
Example techniques involve outputting multiple audio channels using a multiple driver playback device. An example playback device receives a first and second channel of audio content. The playback device plays back play back the first channel via a first group of audio transducers such that the first group of audio transducers form, via superposition, a first response lobe having a maximum in a first direction. Further, the playback device plays back the second channel via a second group of audio transducers such that the second group of audio transducers form, via superposition, a second response lobe having a maximum in a second direction that is separated by an angle of at least 45° from the first direction.
US11974112B2 Damper and sound-producing device
Disclosed are a damper and a sound-producing device. The damper includes a first connecting part, a planar elastic part and a second connecting part. One side of the first connecting part is cooperatively connected to a voice coil; an end of the first connecting part is bent and extends toward the other side of the first connecting part to form the planar elastic part, the planar elastic part and the first connecting part being in the same plane; the second connecting part is connected to one end of the planar elastic part away from the first connecting part and is configured to be fixedly connected; the damper is of a line-like shape formed by winding of a metal wire, a Young's modulus of a wire rod of the metal wire is 0.7e11 pa to 3e11 pa, a mechanical stiffness Kms of a wire rod of the metal wire is 0.2 N/mm to 2 N/mm.
US11974109B2 MEMS device
Provided is an MEMS device, including: a base, a rear cavity; a vibrating diaphragm, the vibrating diaphragm including an upper diaphragm and a lower diaphragm, and an accommodation space being formed between the upper and lower diaphragms; a counter electrode arranged in the accommodation space; and supporting members concentrically arranged and spaced apart. The supporting members are arranged between the upper and lower diaphragms and are spaced apart from the counter electrode, two opposite ends of each supporting member are connected to the upper and lower diaphragms, and at least one of the supporting members is provided with first cavities. An upper ventilation hole and a lower ventilation hole are respectively formed at a position of the upper diaphragm and a position of the lower diaphragm corresponding to one of the first cavities; and the upper ventilation hole, the first cavity and the lower ventilation hole communicate with each other.
US11974106B2 Array augmentation for audio playback devices
Systems and methods for providing augmented arrays for audio playback are disclosed. An example playback device includes a first transducer configured to output audio along a first acoustic axis and a second transducer configured to output audio along a second acoustic axis. The playback device is configured to receive a source stream of audio content including at least a first input channel and a second input channel. The device plays back first audio output via the first transducer based on the first input channel and directed along the first acoustic axis, and plays back second audio output via the second transducer based on the second input channel and directed along the second acoustic axis, wherein the second audio output at least partially cancels the first audio output along a first spatial region offset from the first acoustic axis.
US11974099B2 Connector tip with bristles for hearing instruments
Examples of this disclosure relate to an accessory device for a hearing instrument. The accessory device comprises a connector tip that comprises a first wire segment and a second wire segment. The first and second wire segments are electrically conductive and electrically insulated from each other. The connector tip also comprises a first set of bristles and a second set of bristles. The first and second sets of bristles are electrically conductive. The first set of bristles is electrically connected to the first wire segment and electrically insulated from the second wire segment. The second set of bristles is electrically connected to the second wire segment and electrically insulated from the first wire segment. The first set of bristles is spaced sufficiently far from the second set of bristles as to prevent a short circuit between the first and second sets of bristles.
US11974089B2 Information processing device, sound emission control method, sound emission control program, and acoustic system
An acoustic system includes an in-vehicle device including a vehicle-side communicator; and an information processing device configured to be worn at an ear of a user and to communicate with the vehicle-side communicator. The information processing device includes: a sound pickup configured to pick up external sound; a sound emitter configured to emit sound to the ear of the user; a communicator configured to communicate with the in-vehicle device; and a computer. The computer is programmed to: determine, based on a result of communication with the in-vehicle device by the communicator, whether or not a predetermined condition is satisfied in a state where the information processing device is in a vehicle; and when determining that the predetermined condition is satisfied, cause the sound emitter to emit the external sound picked up by the sound pickup.
US11974087B2 Headphone system
An headphone system (100) with improved sound reproduction capability is disclosed. The system includes a housing (101); a receiver configured with the housing (101) and to receive audio signals from one or more computing devices; a control circuitry (108) configured with the housing (101). A frequency of each of the received audio signals is determined by extracting audio attributes from the received audio signals. Then the determined frequency of each of the received audio signals is compared with a predefined threshold. In response to the comparison, the received audio signals are segregated into at least two set of signals including a first set of audio signals and a second set of audio signals. The first set of audio signals is converted into a first set of vibration signal energy and a second set of audio signals is converted into a second set of vibration signal.
US11974086B2 Earphone charging system and charging method thereof
An earphone charging system and a charging method thereof are provided. A charging circuit of an earphone device converts an output voltage provided by a charging device into a charging voltage to charge an earphone battery when the output voltage is higher than a preset voltage. The earphone device or the charging device adjusts the output voltage to switch between a first voltage and a second voltage, so as to perform data transmission between the earphone device and the charging device, wherein the first voltage and the second voltage are higher than the preset voltage.
US11974085B2 Control method and circuit for earphone, and smart wrist worn device
A method and circuit for controlling an earphone, and a smart wrist-mounted device are provided. The method is applied to a wireless earphone including an earphone charging chip and an earphone Bluetooth chip. With the method, a power supply line between the earphone charging chip and the earphone Bluetooth chip remains in a connected state when it is detected that the wireless earphone is placed in the charging base, and the power supply line is disconnected when it is detected that the charging base is charging the wireless earphone to turn off the wireless earphone.
US11974080B2 Apparatus and methods for integrated high-capacity data and wireless IoT (internet of things) services
Architectures, methods and apparatus for providing data services (including enhanced ultra-high data rate services and IoT data services) which leverage existing managed network (e.g., cable network) infrastructure, while also providing support and in 10 some cases utilizing the 3GPP requisite NSA functionality. Also disclosed are the ability to control nodes within the network via embedded control channels, some of which “repurpose” requisite 3GPP NSA infrastructure such as LTE anchor channels. In one variant, the premises devices include RF-enabled receivers (enhanced consumer premises equipment, or CPEe) configured to receive (and transmit) OFDM waveforms via a 15 coaxial cable drop to the premises. In another aspect of the disclosure, methods and apparatus for use of one or more required NSA LTE channels for transmission of IoT user data (and control/management data) to one or more premises devices are provided.
US11974079B2 Subrating and multiplexing non-standard rates in ZR and ZR+ optical interfaces
A ZR or ZR+ interface includes circuitry configured to receive one or more client signals; and circuitry configured to transmit the one or more client signals as an aggregate signal in a Flexible Ethernet (FlexE) format in one of a ZR format and a ZR+ format, including a mapping indicative of how the one or more client signals are one of multiplexed and subrated into the aggregate signal. The aggregate signal can have a rate that does not correspond to a standard Ethernet Physical Medium Dependent (PMD). The FlexE format can include a plurality of FlexE instances with at least one of the FlexE instances having calendar slots removed for a subrating application.
US11974075B2 Low-power radio frequency network for a system of cameras
A system for transmitting images. The system comprises a first camera having a first camera module having a first sensor configured to capture a first image, the first image including a timestamp, an SD card configured to store the first image, a plurality of light-emitting diodes, a first display configured to display the first image, a first plurality of buttons associated with the first display, and a first communication module programmed to transmit the first image through a low-power communication network. The system further includes a home node configured to be powered by a second plurality of batteries. The home node includes a second communication module programmed to receive the first image from the first communication module over the low-power communication network, a second display configured to display the first image, and a second plurality of buttons associated with the second display.
US11974073B2 Method and apparatus for handling abnormal video call, and communication device and storage medium
The present disclosure relates to a method and an apparatus for handling an abnormal video call, a communication device and a storage medium. A method for handling an abnormal video call can include receiving a measurement configuration message sent by a network device during the video call in a current cell of a first network, determining data reception during the video call and determining a signal quality parameter of the current cell, and not reporting a B1 event in response to the data reception meeting a first condition and the signal quality parameter meeting a second condition.
US11974071B2 Dynamic frame rate adjustment mechanism
The present invention provides a control method of a processor, wherein the control method comprises the steps of: transmitting image data of a first frame to an integrated circuit, wherein the first frame corresponds to a first frame rate; determining a second frame rate of a second frame next to the first frame; determining if a difference between the second frame rate and the first frame rate belongs to a large scale frame rate adjustment or a small scale frame rate adjustment; if the difference between the second frame rate and the first frame rate belongs to the large scale frame rate adjustment, using a first mode to transmit image data of the second frame; and if the difference between the second frame rate and the first frame rate belongs to the small scale frame rate adjustment, using a second mode to transmit image data of the second frame.
US11974068B2 Methods and systems for customizing skip-forward functionality
In some aspects, control circuitry receives and stores a user-specified time duration to associate with a skip-forward command. When the user later issues a skip-forward command to advance playback of a media asset to a desired location, the control circuitry retrieves the stored time duration, and determines an expected overshoot value associated with the skip-forward command. The control circuitry then compensates for the expected overshoot by calculating a new location in the media asset based on both the retrieved time duration and expected overshoot value. Upon advancing to the new location, the media asset is played back in a fast-forward mode, e.g., at a speed higher than normal speed.
US11974067B2 Conference recording method and apparatus, and conference recording system
A conference recording method includes: A multipoint control unit determines, based on feature information of a person, an audio video bitstream that needs to be recorded, from audio video bitstreams sent by site terminals. The feature information includes picture information or sound information. The multipoint control unit sends, to a recording server, the audio video bitstream that needs to be recorded, so that the recording server performs conference recording. The feature information of the person is used to implement automatic screening on the audio video bitstream that need to be recorded.
US11974064B2 Light distribution device based on a planar waveguide
A light distribution device, for distributing light rays from an ancillary light source onto a scene to be lighted. The device includes a planar waveguide, a recess in the planar waveguide for injecting light rays into the planar waveguide, and a through opening in the planar waveguide for extracting light rays from the planar waveguide. In this way, light can be distributed over a large area, homogeneously and with a thin, easily manufactured device.
US11974061B2 Display processing device, display processing method, and recording medium
A display processing device is installed in a vehicle. The display processing device includes a hardware processor coupled to a memory. The processor acquires an image obtained by capturing a periphery of the vehicle and generates a bird's-eye view image of the periphery of the vehicle. The processor estimates a movement amount of the vehicle and generates past images whose capturing times are past time points. The past images are generated on the basis of the movement amount of the vehicle and a past bird's-eye view image. The processor generates a display image to be displayed on a display device in the vehicle by combining the past images and the bird's-eye view image. When occurrence of a skid phenomenon of the wheel is detected, the processor generates the display image by performing, on the past images, processing indicating that the skid phenomenon has occurred.
US11974059B2 Image sensor, method of sensing image, and electronic device including the same with different resolutions
Disclosed are an image sensor, a method of sensing an image, and an electronic device including the image sensor. The image sensor includes a pixel array including a plurality of pixels, a readout circuit to read out a plurality of pixel signals received from the pixel array; and a controller to provide control signals to the pixel array, which includes three or more regions, each of the three or more regions having different sizes and control a processing of the plurality of pixel signals read out from the readout circuit based on the control signals provided to the pixel array to obtain an image, wherein the image has a first resolution in a first region, among the three or more regions, and a second resolution in a second region, among the three or more regions, the second resolution being lower than the first resolution.
US11974057B2 Solid-state imaging element and imaging device
Solid-state imaging elements are disclosed. In one example, an upstream circuit block generates a predetermined reset level and a plurality of signal levels each corresponding to an exposure amount, and causes capacitive elements, different from each other, to hold them. A selection circuit sequentially performs control to connect the capacitive element in which the reset level is held to a predetermined downstream node, control to disconnect capacitive elements from the downstream node, and control to connect the capacitive element in which any of the plurality of signal levels is held to the downstream node. A downstream reset transistor initializes a level of the downstream node when the capacitive elements are disconnected from the downstream node. A downstream circuit sequentially reads the reset level and the plurality of signal levels via the downstream node.
US11974054B2 Image sensor and camera having high sensitivity and high color reproducibility
An image sensor (IS) includes a plurality of pixel blocks (PB) to which colors different from each other are assigned. Each of the plurality of pixel blocks (PB) includes a plurality of pixels (PX). The plurality of pixels PX provided in at least one pixel block (PB) among the plurality of pixel blocks (PB) includes one or more anomalous pixels (UPX). The anomalous pixel (UPX) detects light of one or more colors assigned to the other one or more pixel blocks (PB).
US11974050B2 Data simulation method and device for event camera
The embodiments of the present disclosure disclose data simulation method and device for event camera. A specific embodiment of the method includes: decoding the video to be processed to obtain a video frame sequence; inputting a target video frame to a fully convolutional network UNet to obtain event camera contrast threshold distribution information; sampling each pixel in the target video frame to obtain an event camera contrast threshold set; performing processing on the event camera contrast threshold set and the video frame sequence, to obtain the simulated event camera data; performing generative adversarial learning on the simulated event camera data and event camera shooting data, to obtain updated event camera contrast threshold distribution information; generating simulated event camera data. The present disclosure is a computer vision system that can be widely applied to such fields as national defense and military, film and television production, public security, and etc.
US11974048B2 Camera device and electronic apparatus including the same
The present disclosure relates to a camera device, and an electronic apparatus including the same. The camera device and an electronic apparatus including the same according to an embodiment of the present disclosure a color camera; and a processor configured to receive a first color pattern image from the color camera, generate a grayscale-based transmission map based on the first color pattern image, and generate a high dynamic range color image based on the grayscale-based transmission map. Accordingly, it is possible to generate the high dynamic range color image based on the color pattern image obtained from the color camera.
US11974045B2 Camera imaging method, camera system and unmanned aerial vehicle (UAV)
The present invention discloses a camera imaging method, a camera system and an unmanned aerial vehicle (UAV). The camera imaging method is applied to a camera system of the UAV. The camera system includes a signal trigger device and a signal receiving device. The method includes: acquiring, by the signal trigger device, a shooting instruction; generating, by the signal trigger device, a trigger signal with a preset trigger frame rate according to the shooting instruction; and performing, by the signal receiving device, exposure at the preset trigger frame rate according to the trigger signal; where the preset trigger frame rate is greater than a default exposure frame rate of the signal receiving device. According to the present invention, an exposure frame rate of the signal receiving device is adjusted to the preset trigger frame rate, so that the signal receiving device can perform exposure according to the preset trigger frame rate, and synchronous dual-light exposure is implemented.
US11974041B2 Shaper unit and image stabilization device
Provided are a shaper unit and an image stabilization device. A shaper unit, according to one aspect of the present invention, comprises: a shaper body formed of a transparent material; first glass disposed on one side of the shaper body; a membrane disposed on one side of the first glass; a variable prism disposed on one side of the membrane; and a second glass disposed on one side of the variable prism.
US11974039B2 Image capturing apparatus, control method, and computer-readable storage medium
An image capturing apparatus including a mounting part capable of attaching/detaching a device capable of at least storing a captured image is provided. The image capturing apparatus obtains, if a device mounted in the mounting part has a function of executing image analysis processing for a part or a whole of an image captured by the image capturing apparatus, a processing time that is a time from a predetermined timing associated with a start of the image analysis processing to completion of the processing, if the device is caused to start executing the image analysis processing, obtains a result of the image analysis processing by accessing the device after an elapse of the processing time from the predetermined timing associated with the start.
US11974038B2 Display control device and display control method for image capture by changing image capture settings
An information processing system that acquires a first captured image; acquires a plurality of second images; and generates display data including the first captured image and at least a subset of the plurality of second images based on an evaluation parameter corresponding to each of the plurality of second images.
US11974037B2 Systems and methods for previewing newly captured image content and reviewing previously stored image content
Systems and methods for previewing newly captured image content and reviewing previously stored image content using an electronic device are provided. The previously stored image content may include an individual distinct image or at least two consecutive video frame images.
US11974035B1 Device to capture high resolution images of a train as it passes through an inspection portal
Trains that pass through an inspection portal must be analyzed for structural integrity through the capture of high-resolution images of the train, the train cars and the associated parts of the train car (hoses, knuckles and wheels for example). A directed source of light using the correct camera placement and lighting for the cameras is provided to ensure that the images are the highest resolution possible with the environmental factors that are present. With the clear images that are provided the images are formed to provide an analysis of the integrity of the train.
US11974033B2 Optical camera lens, including at least three smooth regions for reflecting a light beam emitted by distance measuring equipment camera module and assembly method thereof
An optical camera lens includes a first camera lens component including at least one first lens and a second camera lens component including a second lens barrel and at least one second lens mounted in the second lens barrel. The first and second lenses together constitute an imageable optical system. At least one of the two camera lens components has a smooth region located on an end surface of the camera lens component, and a connecting medium for fixing the first and second camera lens components together. A corresponding assembly method of the optical camera lens and a corresponding camera module and an assembly method thereof are also provided. The optical camera lens can improve a pre-positioning accuracy by improving a height measurement accuracy, and can use a distance measuring point as a feature point of image recognition so as to perform pre-positioning and active calibration.
US11974030B2 Imaging apparatus and control method therefor
To suppress a temperature rise in an imaging apparatus without giving an unnatural impression to the user. An imaging device generates imaging data. A data buffer stores the imaging data. An image processing unit performs image processing on the imaging data using the data buffer. A storage control unit causes a storage unit to store the processed imaging data. A temperature monitoring unit monitors temperatures of a plurality of different locations in the imaging apparatus. A speed control unit controls a storage speed in the storage unit on the basis of the temperatures.
US11974027B2 System and method for real-time transmission of a panoramic video
A system and method for real-time transmission of a panoramic video, which propose a new grouping method and bitrate decision method specifically for a panoramic 360-degree video. The grouping method takes into account fields of view of different users, thus effectively reducing the bandwidth consumption of repeated video segments, while ensuring user fairness and making full use of network bandwidth resources when allocating resources. The system and method of the invention can maximize the long-term QoE of users under the condition of limited bandwidth, and avoid the problem that the existing schemes are complex and difficult to meet real-time requirements of users.
US11974026B2 Apparatus, a method and a computer program for volumetric video
An example embodiment relates to a method comprising: receiving (700), by a client device, information about a scene associated with a 3D presentation for initiating viewport rendering by an application, wherein said scene is hosted by a server as one or more encoded 2D patches, said 2D patches being projections of the 3D representation of the scene; providing (702) the server with information for selecting 2D patches required to reconstruct at least one segment of the 3D scene as visible in a given viewport; obtaining (704), from the server, one or more video bitstreams generated based on the selected 2D patches and related metadata for extracting said 2D patches from said one or more video bitstreams; and rendering (706), by the client device, the given viewport as a sub-segment of the 3D representation of the scene based on said one or more 2D patches and the related metadata.
US11974024B2 Automated program promotion detection in a video streaming system
Systems, devices and processes are provided to facilitate video streaming. The various embodiments facilitate the detection of program promotions in a video stream, where program promotions include commercial content that advertises future programs. In general, the embodiments facilitate the detection of program promotions in a video stream through the use of automated process monitors the video stream and determines that a content block is a program promotion when that content block meets a defined set of criteria. This set of criteria can include criteria such as time adjacency, timespan, audio, video and textual factors, and when the content was previously first detected. In such embodiments the ability to detect program promotions using the set of criteria facilitates the replacement of these program promotions with other, potentially more valuable, content.
US11974023B2 Selection and provision of digital components during display of content
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for the selection, provision and display of one or more digital components during display of content. Methods can include identifying a plurality of digital components that can be presented on the client device. A maximum number of digital components that can be presented in a slot of a content and the time duration of the slot is determined. For each digital component a score is generated based on the duration, position requirement and the number of times the digital component is available for provision within the slot is generated. A first set of digital component is selected based on the scores and provided to the client device.
US11974017B2 Publishing disparate live media output streams using live input streams
Provided is a system for publishing disparate live media output streams using live input streams. The system switches between a first live input stream indicated in a first live input stream manifest from a first regional network and a second live input stream indicated in a second live input stream manifest from a second regional network at scheduled time stamps based on a type of an event in the first live input stream manifest. Based on the switching between the first live input stream and the second live input stream, an updated first disparate live media output stream is generated.
US11974016B2 Audio assistance during trick play operations
Systems, apparatuses, and methods are described for providing audio assistance during trick play. Users, for example, visually-impaired users, may enable audio assistance features for trick play operations and customize audio assistance settings. The audio assistance may comprise outputting one or more audio cues during trick play. The audio cues may be associated with one or more types of scenes may indicate the progress of a trick play content item. The audio cues may also indicate automatic skipping of an objectionable scene or commercial and the output of a next scene.
US11974012B1 Modifying audio and video content based on user input
A system for managing audio and visual content in streaming video content includes a user interaction module configured to receive a user input to manage specific types of sounds and images in the streaming video content, a recognition module configured to recognize the specific types of sounds and images in the streaming video content based on the user input, and a modification module configured to provide a managed version of the streaming video content, wherein the recognized specific types of sounds and images are managed in the managed version of the streaming video content.
US11974002B2 Apparatus, system, method, and computer-readable recording medium for automatic routing of an audio output
An apparatus, system, method, and computer-readable recording medium for automatic routing of an audio output using a smart media device (SMD), which includes receiving a request for audio content or audio and visual content, obtaining the audio content or the audio and visual content requested, and determining a power state of an audio/video (AV) output device. If the power state is determined to be ON, the audio content or the audio and visual content is automatically routed to the AV output device, and if the power state is determined to be OFF, the audio content is automatically routed to the SMD for output. If the power state is determined to be OFF and the request is for audio and visual content, the power state of the AV output device is controlled ON, and the audio and visual content is routed to the AV output device.
US11973999B2 User chosen watch parties
Devices, systems and process for facilitating a user choice watch party (DFWP) are disclosed. A system includes server that includes computer instructions which instruct the server to initiate a user choice watch party (UCWP), receive a request to designate a first user device, from a set of user devices, as a primary user choice user device (PUCUD), query the set of user devices for devices to participate in the UCWP as secondary user choice user devices (SUCUD), generating a user choice interface (UCI), retrieving two or more user choice primary content (UCPC) options, instructing the PUCUD and the SUCUDs to output to respective users the UCPC options, receiving at least two user choices, determining, based on the user choices and from the two more UCPC options, a selection result indicating a chosen UCPC option to present during the UCWP, and presenting the chosen UCPC during the UCWP.
US11973996B2 Staggered key frame video encoding
One embodiment of the invention sets forth a mechanism for encoding video streams associated with the same digital content such that switch points staggered across two video streams occur at every offset temporal distance. The offset temporal distance is less than the distance between two consecutive key frames in a given video stream. This enables a content player to switch to a video stream having a playback quality up or down one level from a current video stream at the offset temporal distance from the most recently played key frame. In effect, the content player does not wait the entire key frame temporal distance before switching.
US11973995B2 System and method for the utilization of a low-latency video source
A system and method for selectively utilizing an over-the-air broadcast source to provide low-latency content as an alternative to conventional over-the-top sourced content. The disclosed technology can provide automatic switching to an available low-latency content source, or switch to a low-latency source only after a user affirmatively elects such. The system and method are implemented utilizing standard premises equipment, and enable the insertion of regional commercial messages into the low-latency content stream prior to viewing.
US11973990B2 Signaling for modified deblocking filter operations
A method for video decoding includes decoding prediction information for a current block in a current picture that is a part of a coded video sequence, the prediction information including a first syntax element and a second syntax element. The first syntax element indicates that a deblocking filter process is enabled for the current block, the deblocking filter process being applied to a boundary of the current block. The second syntax element indicates a number of samples to be used for calculating a boundary strength of the deblocking filter process. The method also includes determining the boundary strength of the deblocking filter process using the number of samples indicated by the second syntax element, and performing the deblocking filter process for the current block based on the boundary strength.
US11973984B2 Method for encoding/decoding image signal and apparatus therefor
A method for decoding an image according to the present invention comprises the steps of: determining whether a second inverse transform is applied to a coding block including a plurality of sub-blocks; and applying the second inverse transform to at least one of the plurality of sub-blocks when it is determined that the second inverse transform is applied to the coding block. In this case, whether the second inverse transform is applied to the coding block may be determined by comparing the size of one of the plurality of sub-blocks with a threshold value.
US11973979B2 Image compression for digital reality
A method of displaying images forming part of a digital reality stream, the method including, for each image to be displayed in one or more encoder processing devices, generating compressed image data by differentially compressing image data indicative of the image in accordance with system operation and the content of the digital reality stream so that different parts of the image are compressed using a different degree of compression, wirelessly transmitting the compressed image data to a display device using a wireless communications link, and, in one or more decoder processing devices associated with the display device, differentially decompressing the compressed image data to thereby generate image data indicative of the image to be displayed.
US11973978B2 Implementation efficient partition-based intra coding concept
Decoder for block-based decoding of a picture from a data stream, configured to decode an intra-coding mode for a predetermined block of the picture from the data stream, configured to decode a partition dimension flag for the predetermined block of the picture from the data stream and set a partition dimension depending on the partition dimension flag to be horizontal or vertical and the decoder is configured to partition, along the predetermined dimension, the predetermined block into transform partitions which are as wide as the predetermined block perpendicular to predetermined dimension, furthermore configured to decode, for each transform partition, a transform of a prediction residual from the data stream; intra-predicting the predetermined block depending on one or more already reconstructed samples neighboring the predetermined block in a manner depending on the intra-coding mode to obtain a predictor for the predetermined block; and reconstructing the predetermined block by correcting the predictor within each transform partition using the transform of the prediction residual decoded for the respective transform partition.
US11973977B2 CCLM prediction-based image decoding method and apparatus in image coding system
An image decoding method executed by a decoding apparatus according to the present document comprises the steps of: deriving an intra prediction mode of the current chroma block by means of cross-component linear model (CCLM) mode; deriving downsampled luma samples on the basis of the current luma block; deriving downsampled neighboring luma samples on the basis of neighboring luma samples of the current luma block; and deriving the CCLM parameter on the basis of the downsampled neighboring luma samples and neighboring chroma samples of the current neighboring chroma block, wherein the number of downsampled neighboring luma samples and number of neighboring chroma samples are equal to the previously set thresh-hold value, and the thresh-hold value is derived on the basis of the width and height of the current chroma block.
US11973971B2 Conditions for updating LUTs
Devices, systems and methods for processing video are described. In a representative aspect, a video processing method is provided to include: maintaining tables, wherein each table includes a set of motion candidates and each motion candidate is associated with corresponding motion information; performing a conversion between a first video block and a bitstream representation of a video including the first video block based on the tables; and updating, after performing of the conversion, zero or more tables, based on an update rule.
US11973969B2 Method and apparatus for video encoding and decoding using list of predictor candidates
At least a method and an apparatus are presented for efficiently encoding or decoding video. For example, for a block being encoded, a set of predictor candidates is determined. For a current potential predictor candidate in a set of potential predictor candidates, it is determined that the current potential predictor candidate is different from any predictor candidate in a subset of predictor candidates from the set of predictor candidates and in response the current potential predictor candidate is added to the set of predictor candidates. Thus, the set of predictor candidates is pruned with partial comparison in the set. The block is encoded or decoded based on a predictor candidate from pruned set of predictor candidates.
US11973964B2 Video compression based on long range end-to-end deep learning
At least a method and an apparatus are presented for efficiently encoding or decoding video. For example, a plurality of frames is provided to a motion estimator to produce an output comprising estimated motion information. The estimated motion information is provided to an auto-encoder or an auto-decoder to produce an output comprising reconstructed motion field. The reconstructed motion field and one or more decoded frames of the plurality of frames are provided to a deep neural network to produce an output comprising refined bi-directional motion field. The video is encoded or decoded based on the refined bi-directional motion field.
US11973960B2 Method and apparatus for encoding/decoding video signal
A video encoding/decoding apparatus according to the present invention acquires motion vector refinement information, performs motion compensation on the basis of a motion vector of a current block, refines the motion vector of the current block using at least one or both of the motion vector refinement information and the output of the motion compensation, and performs motion compensation using the refined motion vector.
US11973956B2 Systems and methods for enhanced video encoding
Systems and methods for enhanced video encoding identify patterns in sequences of raw digital video frames to extract features and identify the type of content represented by the extracted features. The system simulates many outcomes of encoding the sequence of digital video frames by using various different encoding strategies to find the relative best encoding strategy for each sequence of frames. As the encoder processes video, it passes digital video frames to a modeling system which determines whether the video, or video having that same type of content, has been previously observed by the system. The system then selectively applies a saved encoding strategy that had been determined by the system to be particularly suitable for encoding the same sequence of video frames or that same type of content.
US11973955B2 Video coding in relation to subpictures
Concepts are described, including encoding, processing and decoding of a data stream having a video encoded thereinto, wherein the video comprises a plurality of pictures, wherein the data stream comprises a plurality of pictures in at least two layers, wherein the pictures of at least one layer are split into a predetermined layer-specific number of subpictures, one or more of the pictures or subpictures of one layer corresponds to one picture or subpictures in one or more other layer, and at least one of the subpictures comprises boundaries for boundary extension for motion compensation, and an indication that at least one of the boundaries of corresponding subpictures or corresponding pictures in different layers are aligned with each other.
US11973950B2 Context initialization based on slice header flag and slice type
Technique for initialization of encoders and decoders. In some cases, the decoder receives a slice and identifies if the slice is either a forward predicted B-slice or a backward predicted B-slice, and not both a forward and backward predicted B-slice, and based upon this identification initializes, using a P-slice technique, a context associated with the slice.
US11973949B2 Nested entropy encoding
Methods and systems for improving coding decoding efficiency of video by providing a syntax modeler, a buffer, and a decoder. The syntax modeler may associate a first sequence of symbols with syntax elements. The buffer may store tables, each represented by a symbol in the first sequence, and each used to associate a respective symbol in a second sequence of symbols with encoded data. The decoder decodes the data into a bitstream using the second sequence retrieved from a table.
US11973931B2 Weighted sample bi-prediction in video coding
A method of video processing is described. The method includes: deriving, for a conversion between a current block of a video and a coded representation of the video, a prediction block for the current block that is determined according to a tool in which weights are used to determine a weighted sum of two initial prediction blocks used to determine the prediction block; and performing the conversion using the prediction block; wherein the deriving includes: applying the weights to two intermediate prediction samples that respectively belong to the two initial prediction blocks to derive a final prediction sample; and performing a right shift operation for the final prediction sample, wherein the right shift operation is pbSample>> (shift1+3)), wherein pbSample represents the final prediction sample, shift1 is set equal to Max(2, 14−bitDepth); and determining the prediction block based on the final prediction sample.
US11973930B2 System for determining an objective video quality measure of a real-time video communication without extensive mathematical operations
A new real-time video communication system includes a set of electronic devices. Each device runs a specialized real-time video communication software application including a video quality module. The video quality module retrieves network connection statistic data from a network connection module, and video encoder statistic data from a video quality module. The video quality module uses the network connection statistic data and the video encoder statistic data to determine a first objective video quality measure without extensive mathematical operations. The video quality module also uses the first objective video quality measure, the network connection statistic data and the video encoder statistic data to determine a second objective quality measure without extensive mathematical operations.
US11973921B2 Image processing apparatus
An image processing apparatus includes a corresponding point calculator and a determination unit. The corresponding point calculator identifies corresponding points relating to an object based on left and right images in each stereo image. The corresponding points include a right image point in the right image and a left image point in the left image. The determination unit predicts a first position of the left image point in a second stereo image, and a second position of the right image point in a second stereo image, based on a position of the left image point in a first stereo image and a position of the right image point in the first stereo image, and determines whether the object is a mobile body based on a difference between the first position predicted and the first position identified, and a difference between the second position predicted and the second position identified.
US11973918B2 Apparatus, method, and non-transitory recording medium
A gradation pattern image is determined in accordance with an image formation mode acquired when printing of a predetermined number of pages has been performed. A color gradation pattern image is formed when a color image formation mode has been acquired, whereas a monochrome gradation pattern image is formed when a monochrome image formation mode has been acquired.
US11973915B2 Image processing apparatus and image processing method for determining data output based on prompts
Identification information corresponding to a network resource is extracted from input document data. It is determined whether access to the network resource is appropriate based on the identification information. Based on a result of determination, the output of the document data is restricted, or at least part of the identification information is changed, and the document data is output.
US11973912B2 Image processing apparatus, log information management system, and log information management method
An image processing apparatus includes a controller capable of generating occurrence of an event to be audited, as log information; a storage that stores the log information; an outputter that reads and outputs the log information stored in the storage in response to an acquisition request for the log information by an information processing apparatus; and an adder that adds, to the log information, identification information indicating that the log information has been stored in the information processing apparatus. The controller stores the log information added with the identification information in the storage. In a case where a storage amount of the log information stored in the storage has reached an upper limit when newly storing log information generated in association with occurrence of the event, the controller deletes the log information added with the identification information from the storage, and stores the generated log information.
US11973898B2 Identifying, screening, and blocking of calls from problematic telecommunications carriers and number blocks
A method and systems for identifying communicators as wanted or unwanted based on communications from such communicators, the method comprising determining communications from phone numbers as being unwanted by analyzing communication content features of communications associated with unwanted communicators, identifying telecommunications carriers that acquired the phone numbers, computing scores for the telecommunications carriers based on an amount of the determined unwanted communications from the phone numbers are unwanted, intercepting an inbound communication from a given phone number, identifying the given phone number is associated with a given one of the telecommunications carriers, and configuring handling of communications from the phone number based on a score of the given telecommunications carrier.
US11973897B2 Provisioning tool—call center-based automated interface with network switches for internet service diagnostics and provisioning
Novel tools and techniques are provided for implementing call center-based automated interface with network switches for Internet service diagnostics and provisioning. In various embodiments, in response to receiving a request by a call center user to access an Internet service customer account, a computing system may access information regarding the Internet service customer account that is stored in a database, may identify a network switch that is configured to provide Internet service to customer premises equipment (“CPE”) disposed at a customer premises associated with the customer, based at least in part on the accessed information, and may autonomously access, from other databases, information associated with the Internet service customer account and with a network profile. The computing system may integrate the accessed information, may generate and present a user interface (“UI”) displaying the accessed information, and may autonomously initiate one or more diagnosis and repair procedures.
US11973894B2 Utilizing context information with an electronic device
The present disclosure generally relates to the utilization of context information by an electronic device. In one example, a context affordance associated with a contextual category is displayed. In response to detecting an input, a plurality of options associated with the contextual category are displayed, including a first option corresponding to a first status that is a current status for the contextual category and a second option corresponding to a second status that is not the current status for the contextual category. When an input is detected that corresponds to the second option of the first plurality of options, the current status for the contextual category is set to the second status.
US11973893B2 Do not disturb feature for audio notifications
Systems and methods for actuating a Do Not Disturb (DND) feature of a playback device that is configured to play back alert notifications from a plurality of network-enabled devices include (i) a mobile device receiving input data representing a selection of the playback device; (ii) the mobile device receiving input data representing a selection of a DND time period; and (iii) responsive to receiving the input data representing the selections of the playback device and the DND time period, sending an instruction to the selected playback device that causes the selected playback device to enter a DND mode for the duration of the selected DND time period, during which the selected playback device is instructed to not play back alert notifications when the alert notifications are received from at least one network-enabled device of the plurality of network-enabled devices.
US11973891B2 Hands-free holding device for electronic device having video-conferencing display
A holding device for an electronic device having a video display. The holding device including: a first part configured to hold the electronic device; and a second part rotatably arranged relative to the first part, the second part arranged to oppose the video display, the second part having a portion configured to fix to a user's clothing. Wherein when the portion of the second part is fixed to the user's clothing, the first part is rotatable relative to the second part between a first position and a second position, a first angle between the first part and the second part in the first position is smaller than a second angle between the first part and the second part in a second position to permit the user to view the video display in a hands-free manner in the second position.
US11973886B2 Secure communication system and software architecture for a digital license plate
A digital license plate has a secure communication system able to initialize the digital license plate, support external communications, and have various antitheft features. In some embodiments, a communication module can transmit both vehicle identification number and digital license plate identifier to a central server. The central server is able to act in the event of a security mismatch to modify operation of the digital license plate.
US11973885B2 Secured deployment and provisioning of white-box based cluster
A method for obtaining a secured routing functionality in a white-boxes based cluster which comprises a plurality of standalone white-boxes, wherein at least two of the standalone white-boxes were manufactured by different manufacturers, and wherein the method comprising identifying a serial number (S/N) associated with each white-box to be included in that cluster, determining pre-defined properties of each respective white-box based on the identification, and installing each of the white-boxes together with a respective computing platform software comprising a software agent provided by the manufacturer of that white-box.
US11973880B2 Data processing method and data processing device
A data processing method for a data processing system having a first communications node and a second communications node where the first communications node corresponds to a first blockchain node and the second communications node corresponds to a second blockchain node that maintains a same block chain as the first blockchain node, the method including obtaining, by the first communications node, to-be-verified data when a terminal camps on a target cell, where the to-be-verified data is obtained based on camping information of the terminal, and the target cell is a cell within signal coverage of the first communications node sending, by the first communications node, the to-be-verified data to the second communications node, so that the second communications node verifies the to-be-verified data based on the second blockchain node, and obtaining, by the first communications node, a target block if the verification succeeds.
US11973878B2 Non-fungible token custody chain for multi-component hardware devices
A comprehensive system for chain-of-custody for hardware devices and their components. Specifically, as the components, assemblies and the hardware device are manufactured and/or assembled, non-fungible tokens (NFTs) are generated for each component, assembly and the overall hardware device that indicate that the component, assembly or hardware device is in a certified/verified good state (i.e., have not been tampered with). The NFTs are generated using measured authenticity characteristics (e.g., electro-magnetic, heat, weight, dimensions and the like) of a corresponding component, assembly or hardware device as at least a portion of the input to the hash algorithm. The NFTs are subsequently communicated to a distributed trust computing network at which the nodes converge to verify an authenticity and certifiable state of the NFT, and blocks of data are generated within distributed ledgers that store the verified NFT.
US11973876B1 Value preference capture funnel and coding system
A system and method for capturing value preference based data from a requestor of one or more digital content presentations during an access sequence and transforming the captured data into a useful tool enabling the content provider to modify the user experience prior to or subsequent to granting access to the requested content resulting in a more efficient and tailored interaction between the requestor and the content provider.
US11973875B2 Computer systems and computer-implemented methods utilizing digital resource accessing mechanism schema for digital tokens
Systems and methods of the present disclosure establish a connection with a distributed data network configured to maintain token-holding data structures storing digital tokens for users utilizing client devices. One or more first digital tokens may be accessed, where the first digital tokens are maintained by a first token-holding data structure associated with a first user. The first user may utilize a first client device to access the distributed data network. The first digital tokens may be parsed to identify attributes of the first digital tokens and access to one or more computing resources is assigned to the first client device based on the one or more attributes.
US11973869B2 Maintaining blocks of a blockchain in a partitioned blockchain network
A computer-implemented method and system is provided that maintains blocks of a blockchain across nodes of a sharded blockchain network, wherein each node is a member of one or more shards of a plurality of active shards. The method and system employ a given node that is a member of a particular subset of the plurality of active shards to generate data representing a new block of the blockchain and store the data representing the new block. Such data includes i) a list of transaction identifiers for transactions that are part of the new block and associated with the particular subset of the plurality of active shards, and/or ii) a Partial Merkle Tree for the new block.
US11973868B2 Systems and methods for a fast near-field electromagnetic simulation methodology for side-channel emission analysis
Methods, machine readable media and systems for near-field electromagnetic simulation for side-channel emission analysis of an integrated circuit (IC) are described. In one embodiment, a method can include the following operations: simulating EM field strengths for a plurality of grid partitions of a circuit area of the IC based on a cryptographic work load applied to a model of the IC; identifying one or more of the grid partitions as a security sensitive region for the IC based on the EM field strengths, wherein one or more grid partitions outside of the security sensitive region are identified as non-security sensitive regions for the IC; and simulating EM fields for the IC to perform the EM side-channel emission analysis, wherein contributions of the EM fields from the non-security sensitive regions for the EM side-channel emission analysis are based on a linear superposition of wire currents in the non-security sensitive regions of the IC.
US11973866B2 Cryptographic processing method, related electronic device and computer program
A cryptographic processing method comprises the following steps: obtaining a second number determined by adding to a first number the order of a finite group or a multiple of this order; determining a quotient and a remainder by dividing the second number by a random number; obtaining a third element equal to the combination of elements equal to a first element of the finite group and in number equal to the product of the quotient and the random number; obtaining a fourth element equal to the combination of elements equal to the first element and in number equal to the remainder; determining a second element by combining the third element and the fourth element.
US11973864B2 Systems and methods for “machine-to-machine” (M2M) communications between modules, servers, and an application using public key infrastructure (PKI)
Methods and systems are provided for supporting efficient and secure “Machine-to-Machine” (M2M) communications using a module, a server, and an application. A module can communicate with the server by accessing the Internet, and the module can include a sensor and/or an actuator. The module, server, and application can utilize public key infrastructure (PKI) such as public keys and private keys. The module can internally derive pairs of private/public keys using cryptographic algorithms and a first set of parameters. A server can authenticate the submission of derived public keys and an associated module identity. The server can use a first server private key and a second set of parameters to (i) send module data to the application and (ii) receive module instructions from the application. The server can use a second server private key and the first set of parameters to communicate with the module.
US11973851B2 Supporting multiple border gateway protocol (BGP) sessions using multiple QUIC streams
A method of establishing streams within a QUIC connection implemented by a first network device, comprising: transmitting a first open message through the QUIC connection to a second network device, the first open message identifying a protocol; receiving a second open message through the QUIC connection from the second network device in response to transmitting the first open message, the second open message identifying the protocol; and establishing a first stream between the first network device and the second network device within the QUIC connection for the protocol identified in the first open message and in the second open message.
US11973847B2 Intelligent ticketing and data offload planning for connected vehicles
Intelligent ticketing and data offload planning is provided. A data center receives a ticket request from a vehicle requesting to perform a data upload of vehicle data over a communications network. An optimizer is utilized to generate a ticket, the ticket specifying a time and a location for the vehicle to perform the data upload. The ticket is received from the vehicle. The ticket is validated to ensure that the vehicle should still perform the data upload. The vehicle is indicated to perform the data upload over the communications network responsive to the optimizer confirming the data upload to proceed. The data upload is stored to a storage of the data center.
US11973845B2 Methods, apparatuses and computer program products for managing organization connections in a group-based communication system
Managing organization disconnections from a shared resource of a communication platform is described. In a sharing approval repository of a communication platform, a shared resource can be associated with a host organization identifier and a non-host organization identifier. In an example, in response to receiving, from a user computing device associated with the host organization identifier or the non-host organization identifier, a resource disconnection request comprising a disconnecting organization identifier and a resource identifier associated with the shared resource, the sharing approval repository can be updated to add a disconnection indication for the resource identifier in association with the disconnecting organization identifier. The disconnection indication can restrict access, of users of a disconnected organization, to data associated with the shared resource that is stored in a live shared resource repository and can cause a static shared resource to be presented based on a selection input corresponding to the shared resource.
US11973844B2 Method and system for sensing information, imputing meaning to the information, and determining actions based on that meaning, in a distributed computing environment
A machine implemented method and system, including: receiving at a near real-time processor module, one or more tenant-specific business objects from a message handler module; receiving at the near real-time processor module, contextual data related to the received one or more tenant-specific business objects from a platform analytics module; forming at the near real-time processor module, one or more events by applying one or more pre-defined analytic models to the received contextual data and the received one or more tenant-specific business objects; receiving at a message publisher module, one or more events from the near real-time processor module; and transmitting the received one or more events to one or more subscribers for the one or more events.
US11973842B2 Service status prediction based transaction failure avoidance
An overloaded period of a first service is forecast. A first transaction is predicted to arrive at the first service during the overloaded period. At a second service, a transaction sequence including the first transaction is delayed, the delaying resulting in a delayed transaction sequence, the delayed transaction sequence delaying arrival of the first transaction at the first service until after the overloaded period.
US11973837B2 Connection systems and methods requiring physical proximity when establishing a connection between users thereof
A proximity-locked connection system may include a server configured to communicate with a plurality of user devices, each user device operable by a user thereof, receive from user devices user device locations, calculate a distance between user devices of a pair of users, determine that a distance therebetween is within a connection threshold, and create a connection between the pair of users at least in part due to the distance being within a connection threshold. In some implementations, a server may maintain connection expiration dates (or connection expiration timers) at least in part based on locations received from user devices, wherein an expiration date (or expiration timer) may be reset for an existing connection given a distance between user devices associated therewith is within a connection refresh threshold. In some implementations, a server may disable (or delete) a connection upon an expiration date (or timer expiration) associated therewith.
US11973833B2 System and method for auto-segmentation of digital resources for facilitating resource processing events in a virtual ecosystem
Embodiments of the present invention provide a system for auto-segmentation of digital resources for facilitating resource processing events in a virtual ecosystem. The system is configured for identifying that a user is initiating a resource event, receiving resource credentials associated with entity resources and digital resources from the user, automatically performing Application Programming Interface (API) calls to verify that the user can perform the resource event, receiving an input from the user to use the entity resources as a first order of resource and the digital resources as a second order of resource for the resource event, determining that entirety of the entity resources do not meet resource value associated with the resource event, and automatically initiating segmentation of the digital resources.
US11973832B2 Resolving polarity of hosted data streams
Disclosed are systems and methods that that automatically classify, filter, and reduce large volumes of hosted content data using artificial intelligence technology. The aggregated hosted content data is reduced by representing the hosted content data as sets of data polarity identifiers or data polarity values that correspond to one or more sequencing identifiers that are displayed on a graphical user interface. Hosted content data packets are segmented by labeling the hosted content data packets with a sequencing identifier. The hosted content data packets are processed utilizing neural network technology to classify the hosted content data according to a polarity identifier, polarity value, sentiment identifier, or one or more subject identifiers.
US11973828B2 Acquiring security information in a vast storage network
A storage network operates by: receiving a plurality of identifiers associated with a user including a user identifier and a group identifier; generating a plurality of key pairs associated with the plurality of user identifiers, the plurality of key pairs including a first key pair and a second key pair, the first key pair including a first public key and a first private key, and the second key pair including a second public key and a second private key; storing the plurality of key pairs; generating at least one request for a certificate; receiving at least one signed certificate in response to the at least one request; and accessing the storage network using the at least one signed certificate.
US11973827B2 Cloud computing system for mailbox identity migration
Examples of the present disclosure describe systems and methods for migrating mailbox identities. In aspects, a system may receive one or more requests to perform tasks for migrating identities of a plurality of mailboxes included in a security group created at a source tenant to a plurality of mail users created at a target tenant that correspond to the plurality of mailboxes. Based on the one or more requests, the system may copy the identities to a data store associated with the target tenant, upload mapping data to the data store, and use that mapping data to map the identities copied to the data store to the corresponding plurality of mail users in the target tenant. For each of the identities mapped, the system may copy at least one or more attributes of the respective identity from the data store to the respective corresponding mail user in the target tenant.
US11973820B2 Method and apparatus for mpeg dash to support preroll and midroll content during media playback
A method and apparatus may be provided for signaling auxiliary media including pre-roll media content and mid-roll media content in a main media stream including receiving main media presentation descriptions (MPD) comprising one or more main media segments and at least one auxiliary descriptor referencing one or more auxiliary MPDs. The auxiliary MPD may include one or more auxiliary media segments that are independent of the one or more main media segments. The method may include retrieving the one or more auxiliary MPDs referenced in the one or more main MPD using the at least one auxiliary descriptor, the auxiliary MPD of the one or more auxiliary MPDs comprising the one or more auxiliary media segments and an auxiliary media presentation duration. The one or more auxiliary media segments and the one or more main media segments may be appended to a media source extension (MSE) source buffer and dispatched.
US11973819B1 Image recommendations for thumbnails for online media items based on user activity
A method includes collecting user activity data for a first online media item. The user activity data can be data for a user consuming the first online media item. The method further includes segmenting a second online media item into a plurality of segments, and identifying one or more of the plurality of segments with user activity data satisfying one or more criteria. The identified segments comprise a set of frames of the plurality of frames of the second online media item. The method further includes selecting a frame from the set of frames from the second online media item. The method further includes sending a recommendation of the selected frame as a thumbnail recommendation for the second online media item to a client device.
US11973818B2 Systems and methods for media quality selection of media assets based on internet service provider data usage limits
Systems and methods are disclosed herein for media quality selection of media assets based on internet service provider data usage limits. One disclosed technique herein discusses receiving a data usage limit from an internet service provider. The data usage limit includes maximum data usage for particular user account data. A media asset is selected from a media streaming server that includes a plurality of qualities having respective data sizes (e.g., for video quality—4K, 1080p, etc.) A determination is made whether a selected data size from a selected quality of the plurality of qualities of the selected media asset exceeds remaining data of the received data usage limit. If so, a request is transmitted to the to the media streaming server to retrieve the selected media asset with a quality having a data size smaller than the respective data size.
US11973816B2 Using messaging associated with adaptive bitrate streaming to perform media monitoring for mobile platforms
Methods, apparatus, systems, storage media, etc., to perform media monitoring for mobile platforms using messaging associated with adaptive bitrate streaming are disclosed. An example media platform disclosed herein is to detect an outgoing message to be sent by the mobile platform to stream media in accordance with an online streaming protocol, and associate resource identifier information included in the outgoing message with a time value. The disclosed example media platform is also to transmit the outgoing message to a first server to cause the media to be streamed to the mobile platform, and transmit the resource identifier information and the time value to a second server different from the first server to cause a media impression associated with the mobile platform to be monitored.
US11973812B2 Video control method, video conference terminal and multi-point control unit (MCU)
Embodiments of the present application provide a video control method, a video conference terminal and a multi-point control unit (MCU). The method comprises: performing human facial recognition on a video code stream and determining a motion quantity of the video code stream; sorting identifiers P and motion quantities R respectively corresponding to a plurality of video code streams; and selecting video code streams corresponding to video conference terminals ranked top M for synthesis and output and/or selecting a video conference terminal corresponding to a video code stream ranked first as a broadcast source.
US11973805B2 Customizable certificate validation policy
Specifications of digital certificate validation security policies for a server within an intranet environment are received. A first one of the policies is specified to be applied for an intranet network connection and a second for a network connection outside the intranet. Each of the first and second policies includes a plurality of different configurable individual settings to enable or disable corresponding individual components of a plurality of different component digital certificate validation checks. A determination is made to establish a connection with a network destination and a digital certificate from the destination is received. One of the policies to apply for the connection is identified. For each of the plurality of the different component checks, a determination is made based on the identified policy whether to perform the component check for the received certificate. Any of the plurality of the different component checks determined to be performed are performed.
US11973800B2 Domain squatting detection
Detection of squatting domains is disclosed. A set of new fully qualified domain names (FQDNs) is received. The set of new FQDNs is analyzed to detect domain squatting by identifying a subset of the new FQDNs as candidate squatting domains. The candidate squatting domains are distributed to a security device/service.
US11973799B2 Domain name processing systems and methods
A domain processing system is enhanced with a first-pass domain filter configured for loading character strings representing a pair of domains consisting of a seed domain and a candidate domain in a computer memory, computing a similarity score and a dynamic threshold for the pair of domains, determining whether the similarity score exceeds the dynamic threshold, and iterating the loading, the computing, and the determining for each of a plurality of candidate domains paired with the seed domain. A similarity score between the seed domain and the candidate domain and a corresponding dynamic threshold for the pair are computed. If the similarity score exceeds the corresponding dynamic threshold, the candidate domain is provided to a downstream computing facility. Otherwise, it is dropped. In this way, the first-pass domain filter can significantly reduce the number of domains that otherwise would need to be processed by the downstream computing facility.
US11973795B2 BGP message sending method, BGP message receiving method, and device
A BGP message sending method includes: determining, by a first network device, that a host identified by a first MAC address is an attacker; generating, by the first network device, a BGP message, where the BGP message includes the first MAC address and indication information, and the indication information is used to indicate that the host identified by the first MAC address is the attacker; and sending, by the first network device, the BGP message to a second network device.
US11973788B2 Continuous scoring of security controls and dynamic tuning of security policies
Techniques, methods and/or apparatuses are disclosed that enable of cyber risks on assets of networks to be evaluated in presence of security controls on the assets. In this way, effect of security controls already in place may be quantified. A novel scoring technique is presented. Also, use of causal inference is in the context of security risk assessment is described.
US11973787B2 Detecting web application vulnerabilities
Various examples are directed to systems and methods for detecting vulnerabilities in a web application. A testing utility may direct a plurality of request messages to a web application. The testing utility may be executed at a first computing device and the web application may be executed at a second computing device. The testing utility may determine that a first request message of the plurality of test messages describes a state changing request. The determining may be based at least in part on the first request message and a first response message generated by the web application in response to the first request message. The testing utility may generate a first tampered request message based at least in part on the first request message and direct the first tampered request message to the web application. The testing utility may determine that the first request message indicates a vulnerability of the web application, the determining based at least in part on the first tampered request message and a first traffic-tampered response message generated by the web application in response to the first tampered request message.
US11973786B1 Systems and methods for in-process URL condemnation
A universal resource locator (URL) collider processes a click event referencing a URL and directs a browser to a page at the URL. While the page is being rendered by the browser with page data from a web server, the URL collider intercepts the page data including events associated with rendering the page, determines microfeatures of the page such as Document Object Model objects and any URLs referenced by the page, applies detection rules, tags as evidence any detected bad microfeature, bad URL, or suspicious sequence of events, and stores the evidence in an evidence database. Based on the evidence, a judge module dynamically determines whether to condemn the URL before or just in time as the page at the URL is fully rendered by the browser. If so, the browser is directed to a safe location or a notification page.
US11973785B1 Two-tier cybersecurity method
The two-tier cybersecurity method applies malware detection to a network. The malware detection is based on a generative adversarial network (GAN). Additionally, each user accesses the network through a privacy-preserving interface which applies a federated learning-based data-sharing model. Known malicious and known benign files are converted into corresponding images, and these corresponding images are used as input sample data for the generative adversarial network for generating a class vector for classifying and identifying malware. A malware detector uses the class vector output by the GAN for malware identification. Additionally, a privacy-preserving interface is established for each user of the network. The privacy-preserving interface is a federated learning-based data-sharing model.
US11973779B2 Detecting data exfiltration and compromised user accounts in a computing network
Aspects of the disclosure relate to monitoring a computing network to determine data exfiltration. A computing platform may use time-series modeling to determine anomalous network activity with respect to outgoing data. Additional aspects of this disclosure relate to analysis of web activities associated with a user to determine compromised user accounts/devices. The computing platform may use domain categorization to determine if web activity associated with a user is anomalous.
US11973772B2 Multistage analysis of emails to identify security threats
Conventional email filtering services are not suitable for recognizing sophisticated malicious emails, and therefore may allow sophisticated malicious emails to reach inboxes by mistake. Introduced here are threat detection platforms designed to take an integrative approach to detecting security threats. For example, after receiving input indicative of an approval from an individual to access past email received by employees of an enterprise, a threat detection platform can download past emails to build a machine learning (ML) model that understands the norms of communication with internal contacts (e.g., other employees) and/or external contacts (e.g., vendors). By applying the ML model to incoming email, the threat detection platform can identify security threats in real time in a targeted manner.
US11973769B1 Auto-encoders for anomaly detection in a controller area network (CAN)
An anomaly detection system is disclosed. In an embodiment, the anomaly detection system includes an anomaly detection module and a warning indicator module. The anomaly detection module includes one or more auto-encoders that receive sensor data from a plurality of sensors. Each of the one or more auto-encoders receives sensor data from at least three different sensors of the plurality of sensors. By receiving data output from at least three of the sensors, the auto-encoder can recognize expected inter-related patterns from the sensor output. The warning indicator module compares an output of a given auto-encoder of the plurality of auto-encoders to an input of the given auto-encoder to obtain an error value, and then compares that error value against an error threshold. In response to the error value exceeding the error threshold, the warning indicator module issues a warning signal associated with the sensor data received by the given auto-encoder.
US11973764B2 System for source independent but source value dependent transfer monitoring
Systems, computer program products, and methods are described herein for source independent but source value dependent transfer monitoring. The invention is configured to receive a processing request to initiate a processing network session, wherein the processing network session is associated with the processing of a first activity; receive, a processing interaction request to access a first resource associated with the user; extract a resource processing value associated with the first activity from the processing parameter data structure; determine whether the resource processing value is associated with triggering at least one block intervention step; block the entity input device from accessing the first resource in response to determining that the resource processing value is associated with triggering the at least one block intervention step during processing of the first activity; transmit a block notification to the entity input device; and trigger display of a success notification at an end-user application.
US11973762B2 System for prevention of unauthorized access using authorized environment hash outputs
When a system tries to access a network (e.g., another system, an application, data, or the like) at least two-factor authentication may be used to validate the system. At least one authentication factor may include utilizing authentication credentials of the entity or system accessing the network. At least a second authentication factor may include using an environment hash of the system, which is a representation of the configuration (e.g., hardware, software, or the like) on the system trying to access the network. The environment hash may be compared to hash requirements (e.g., authorized environment hashes, unauthorized environment hashes, or the like) to aid in the validation. The system may only access the network when both the authentication credentials and the environment hashes meet requirements.
US11973760B2 Hierarchical permissions model within a document
Case management systems and techniques are disclosed. In various embodiments, a hierarchical document permission model is received, the model describing a document hierarchy comprising a plurality of hierarchically related document nodes and defining for each of at least a subset of said document nodes one or more document roles and for each such role one or more document permissions with respect to that document node. The hierarchical document permission model is used to determine and enforce permissions with respect to case management instances to which the hierarchical document permission model applies.
US11973757B2 Secure matrix barcode
A security system in a network connected computing device, the device executing a software component that receives information stored in a matrix barcode, the information including a reference to a resource accessible via the network, the system including: a service bar that blocks the software component from accessing services of the computing device; and a logic unit that determines services of the computing device needed by the software component to access the resource, wherein the service bar is adapted to, responsive to a verification of permission of the software component to access the determined services, unblock the software component in order that the software component can access the resource and accesses the determined services.
US11973752B2 Connection revocation in overlay networks
Embodiments are directed to connection revocation in overlay networks. An overlay network may be employed to provide secure tunnels between clients and resources. In response to a privilege evaluation event, performing further actions, including: determining sessions associated with the secure tunnels; determining users and a portion of the resources based on the sessions such that each determined user and each determined resource are associated with a same session; comparing privilege information associated with each determined user with privilege requirements associated with each determined resource. In response to determining one or more mismatches of the privilege information and the privilege requirements based on the comparison, performing further actions, including: determining revocable sessions based on the mismatches; providing revoke messages to agents such that the agents close connections associated with the revocable sessions.
US11973751B2 Remote certificate authority management
The subject matter of this specification generally relates to cloud-hosted certificate lifecycle management (CLM) to on-premises certificate authority (CA) communication. In some implementations, a method includes receiving a task request specifying a requested task and an identifier specifying a location for task execution, determining the requested task and that the location for task execution for the requested task is at an on-premises CA device, in response to determining the requested task and that the location of the task is at the on-premises CA device, storing a request task data entry that links the task request to the location for task execution, providing a notification to an on-premises CA gateway, and in response to the notification, providing the requested task for task execution. In some implementations, the remote CA gateway plug-in module maintains a constant communication connection with the on-premises CA gateway via a persistent client-initiated communication protocol.
US11973748B1 Token-based secure database query result sharing
Techniques for sharing query results in a multi-tenant database system are described. The query results can be shared between users of the same account or organization in the multi-tenant network-based database system using security tokens. A first user executes a query, and the results are stored in the network-based database system. The first user can invoke a function to create a security token to provide access to the stored query results to other users in the same account. The first user can share the security token with the other users, who can directly access the stored results in the network-based database system instead of having to download local copies of the query results.
US11973743B2 Systems and methods for providing a systemic error in artificial intelligence algorithms
Disclosed is a process for testing a suspect model to determine whether it was derived from a source model. An example method includes receiving, from a model owner node, a source model and a fingerprint associated with the source model, receiving a suspect model at a service node, based on a request to test the suspect model, applying the fingerprint to the suspect model to generate an output and, when the output has an accuracy that is equal to or greater than a threshold, determining that the suspect model is derived from the source model. Imperceptible noise can be used to generate the fingerprint which can cause predictable outputs from the source model and a potential derivative thereof.
US11973742B2 Techniques for securely communicating sensitive data for disparate data messages
Systems and methods are disclosed for securely communicating sensitive such as an identifier. A user device may receive a first message comprising a terminal type indicator. For certain values of the terminal type indicator, the user device may be configured to transmit a request message comprising a first identifier and an encrypted identifier. For other values of the terminal type indicator, the user device may be configured to generating an obfuscated identifier based at least in part on a first portion of a second identifier and a second portion of the encrypted identifier. The user device may then transmit a request message that includes the obfuscated identifier and the encrypted identifier.
US11973741B2 Data leakage prevention
A Data Leakage Prevention (DLP) device and a method for processing a packet are disclosed. The DLP device receives an IP packet sent by a user device, wherein the IP packet includes TCP port information; and detects whether a first TCP connection is established between the DLP device and the user device. If the first TCP connection is not established, when the IP packet is a data packet, an application layer protocol for transmitting the IP packet is determined by comparing a packet feature of the IP packet with packet features corresponding to respective application layer protocols. When the application layer protocol for transmitting the IP packet is listened to, a pair of TCP connections is established according to the TCP port information, wherein the pair of TCP connections includes the first TCP connection and a second TCP connection between the DLP device and a server.
US11973734B2 Processing electronic communications according to recipient points of view
Technology is disclosed for controlling the processing of electronic communications on computing devices. An electronic communication is processed to determine mentions in the message body indicating recipients of the communication. A point-of-view (POV) is determined for each mention, with respect to recipient(s), as second-person or third-person POV. The communication is parsed into sections, and the mentions that are associated with each section are determined. Based on the POV for a mention associated with a section, it is determined that the section is directed to the recipient(s) indicated by the mention, if the POV of the mention is second-person POV, or the section is relevant to the recipient(s) indicated by the mention, if the POV of the mention is third-person POV. Additionally, an enhanced communication data is generated indicating the sections and corresponding POVs of mentions associated with the sections, and used to provide a personalized computing experience to users.
US11973731B2 System and methods for subsidiary channel-based thread communications
An apparatus comprising at least a processor, and a memory associated with the processor having computer coded instructions therein, wherein the computer coded instructions are configured to, when executed by the processor, cause the apparatus to perform acts comprising: receiving a first messaging communication associated with a communication platform; causing the first messaging communication to be rendered within a messaging pane in a communication interface of the communication platform; receiving a thread request to create a subsidiary thread communication; in response to receiving the thread request, generating and transmitting for display a thread summary indicator renderable within the messaging pane proximate the first messaging communication, wherein the thread summary indicator is configured to be selectable by a user with access to the first messaging communication; receiving an indication of an input indicating a selection of the thread summary indicator; and causing, based at least in part on receiving the indication of the input, rendering of the subsidiary thread communication to a thread communication pane within the communication interface, wherein a list pane, the messaging pane, and the thread communication pane are configured to be rendered within a defined display window as viewable simultaneously.
US11973720B2 HARQ process aggregation of multiple scheduled slots
Apparatuses, methods, and systems are disclosed for efficient cross-carrier scheduling of multiple slots. One apparatus includes a transceiver and a processor coupled with the transceiver, the processor configured to cause the apparatus to transmit a first control signal to a remote unit, the first control signal indicating a maximum number of HARQ processes, and to transmit a second control signal to the remote unit, where the second control signal is transmitted on a first carrier and where the second control signal schedules a first number of slots on a second carrier. The processor aggregates every two or more of the scheduled first number of slots to a single HARQ process in response to the first number being larger than the maximum number of HARQ processes.
US11973719B2 Mechanisms for feedback of multiple HARQ procedures in a slot in mobile communications
Various solutions pertaining to mechanisms for feedback of multiple HARQ procedures in a same slot in mobile communications are described. An apparatus receives a plurality of downlink (DL) transmissions from a network node of a wireless network. The apparatus constructs a feedback containing a plurality of hybrid automatic repeat request (HARQ) acknowledgements (HARQ-ACKs) for the plurality of DL transmissions. The apparatus then performs an uplink (UL) transmission of the feedback to the network node in a slot comprising a plurality of sub-slots, with each of the plurality of HARQ-ACKs being in a respective one of the plurality of sub-slots in the slot.
US11973718B2 Method and apparatus for reduced PDCCH monitoring
Methods and apparatuses for reduced physical downlink control channel (PDCCH) monitoring in a wireless communication system. A method for operating a user equipment includes receiving a configuration for one or more search space sets. The one or more search space sets provide parameters for one or more candidate PDCCH receptions. The method includes determining a first number of candidate PDCCH receptions for a first number of more than one consecutive slots. A candidate PDCCH reception is over a number of control channel elements (CCEs). The first number of candidate PDCCH receptions over a corresponding number of CCEs does not exceed a capability corresponding to the first number of more than one consecutive slots for a maximum number of candidate PDCCH receptions over a corresponding maximum number of non-overlapped CCEs. The method further includes receiving the first number of candidate PDCCH receptions.
US11973716B2 Terminal, radio communication method, base station, and system
A terminal is disclosed that includes a processor that, in case where frequency division duplex (FDD) is applied, controls a transmission of an uplink (UL) signal, in FDD, at a same timing as a UL transmission timing that is applied in time division duplex (TDD). The terminal also includes a receiver that receives a downlink control information (DCI), and a physical downlink shared channel (PDSCH) scheduled by the DCI. The terminal also includes a transmitter that transmits a HARQ-ACK in response to the PDSCH. The reception of the DCI and the transmission of the HARQ-ACK are allowed within one slot. In other aspects, a radio communication method, a base station, and a system are also disclosed.
US11973711B2 Electronic apparatus, wireless communication method and computer-readable medium
The present disclosure relates to an electronic apparatus, a wireless communication method and a computer-readable medium. The electronic apparatus for wireless communication according to one embodiment comprises a processing circuit. The processing circuit is configured to perform control to send or receive configuration information. The configuration information is related to configuration of a reference signal used in a discovery process of an integrated access backhaul (IAB) link node.
US11973710B2 Resource configuration method and device
Embodiments of the present disclosure provide a resource configuration method and a device. The method includes: sending configuration information to a terminal device, where the configuration information is used to configure a target SRS resource in M SRS resource sets, and M is a positive integer greater than or equal to 2.
US11973706B2 Transmitting method, receiving method, transmitting apparatus, and receiving apparatus
A transmitting method includes: configuring a frame using a plurality of orthogonal frequency-division multiplexing (OFDM) symbols, by allocating time resources and frequency resources to a plurality of transmission data; and transmitting the frame, wherein the frame includes a first period in which a preamble which includes information on a frame configuration of the frame is transmitted, and a second period in which the plurality of transmission data are transmitted by at least one of time division and frequency division, and among the plurality of OFDM symbols, OFDM symbols included in the second period include pilot symbols arranged along a time axis with a predetermined spacing therebetween, and a predetermined number of data symbols.
US11973704B2 Systems, methods, and apparatus for cross-carrier scheduling
A device may include a transceiver configured to access a communication network including a primary cell and a secondary cell, and a device controller configured to receive, on the secondary cell, scheduling information for the primary cell, and monitor a common search space for the primary cell. The device controller may be configured to selectively monitor the common search space for broadcast information. The device controller may be configured to selectively monitor the common search space based on a type of the common search space on the primary cell. A method may include scheduling, by a first scheduling mechanism, a primary cell, wherein the first scheduling mechanism comprises scheduling the primary cell by a secondary cell, scheduling, by a second scheduling mechanism, the primary cell, and deactivating the secondary cell based on switching from the first scheduling mechanism to the second scheduling mechanism. The second scheduling mechanism may include self-scheduling.
US11973697B2 Composing diverse remote cores and FPGAs
Embodiments of systems and methods for sending messages between cores across multiple field programmable gate arrays (FPGAs) and other devices are disclosed. A uniform destination address directs a message to a core in any FPGA. Message routing within one FPGA may use a bufferless directional 2D torus Network on Chip (NOC). Message routing between FPGAs may use remote router cores coupled to the NOCs. A message from one core to another in another FPGA is routed over a NOC to a local remote router then to external remote router(s) across inter-FPGA links or networks to the remote router of the second FPGA and across a second NOC to the destination core. Messages may also be multicast to multiple cores across FPGAs. A segmented directional torus NOC is also disclosed. The insertion of shortcut routers into directional torus rings achieves shorter ring segments, reducing message delivery latency and increasing NOC bandwidth.
US11973688B2 Control apparatus, network control method and program
A control device that controls a communication system in which a network device and a virtual network device on a cloud communicate with each other through a tunnel, the control device including: a calculation unit that calculates a predicted value of the number of future setting entries in the virtual network device; an autoscale execution unit that executes scale-out or scale-in of the virtual network device on the basis of a result of comparison between the predicted value and a threshold; and a control unit that performs routing control between an application and the virtual network device in a service platform on the cloud.
US11973686B1 Virtual performance hub
In general, this disclosure describes a virtual router configured to enable multi-cloud service provider connectivity. The multi-cloud service provider connectivity may enable network function virtualization (NFV) services to be applied to network traffic such as enterprise traffic. The NFV services may be offsite, cloud-based NFV services or data center provider-hosted NFV services, for example. In one example, a system comprises at least one computing device deployed to a data center by a data center provider and configured by the data center provider to execute a virtual router, wherein the virtual router is configurable by a customer to route packet flows to one or more servers that host network function virtualization services for application of the network function virtualization services to the packet flows.
US11973685B2 Fat tree adaptive routing
Systems and methods are provided for efficiently routing data through a network having a plurality of switches configured in a fat-tree topology, including: receiving a data transmission comprising a plurality of packets at an edge port of the network, and routing the data transmission through the network with routing decisions based upon a routing table, wherein the routing table includes entries to effect routing decisions based upon a destination based hash function.
US11973676B2 Using analytics to assist with user activity scheduling
A system and method are provided for a client device for use with a home network controller and a local area network. The home network controller hast network usage information stored therein. The client device also contains a memory and a processor configured to execute instructions stored on the memory to cause the client device to: provide a calendar database; retrieve the network usage information from the home network controller; receive an entry to the calendar database; and provide an indication to the user associated with the entry to the calendar database based on the network usage information.
US11973674B2 Dynamic and deterministic acceleration of network scheduling for shared FPGAs
A method for allocating resources of a field-programmable gate array (FPGA), the method comprising: deterministically estimating a maximum latency for executing a network service at the FPGA; determining that the maximum latency is less than a threshold latency value associated with the network service; outputting an acknowledgement indicating that the maximum latency is less than or equal to the threshold latency value; receiving confirmation that the FPGA has been selected to execute the network service within a threshold time period; and deterministically scheduling the resources of the FPGA for executing the network service in response to receiving the confirmation within the threshold time period.
US11973669B1 Statistical packet and byte counters
Presented herein are methodologies in which packets or events are selected statistically to update a counter of a network device. The updated value that is stored in the counter also reflects a number of packets (or corresponding bytes) that were not selected to update the counter. The methodology includes receiving, at a network device, a first packet followed by a second packet, probabilistically selecting the second packet to update a value of a counter of the network device while probabilistically not selecting the first packet to update the value of the counter, and updating the value of the counter to account for both the first packet and the second packet.
US11973663B2 Artificial intelligence based real-time service discovery and binding technique
Cognitive analysis, including artificial intelligence, is implemented to dynamically determine service discovery and service binding. Specifically, cognitive analysis is used to determine a client's capabilities and based on the capabilities, a service version is selected and coupled/bound to the client. As a result of such loose coupling/binding with service signatures, service version upgrade at the client is not mandatory in the event of a server-side service version upgrade.
US11973655B2 SDL cache for O-RAN
Some embodiments provide a method of performing control plane operations in a radio access network (RAN). The method deploys several machines on a host computer. On each machine, the method deploys a control plane application to perform a control plane operation. The method also configures on each machine a RAN intelligent controller (RIC) SDK to serve as an interface between the control plane application on the same machine and a set of one or more elements of the RAN. In some embodiments, the RIC SDK on each machine includes a set of network connectivity processes that establish network connections to the set of RAN elements for the control plane application. These RIC SDK processes allow the control plane application on their machine to forego having the set of network connectivity processes. In some embodiments, the set of network connectivity processes of each RIC SDK of each machine establishes and maintains network connections between the machine and the set of RAN elements used by the control plane application of the machine, and handles data packet transport to and from the set of RAN elements for the control plane application.
US11973652B2 Field detection device for a fieldbus network
Disclosed is a field detection device designed to be connected to at least one access point of a fieldbus network via at least one interface. The field detection device is designed to initiate or execute, for each of at least two connection protocols, an associated query in at least one fieldbus segment of the fieldbus network and to detect which field devices and fieldbus components in said at least one fieldbus segment can be accessed via the connection protocol in question. Furthermore, the field detection device is designed to provide a connection directory in which at least one connection protocol is specified for each field device and for each fieldbus component of a set of field devices and fieldbus components of the at least one fieldbus segment, by means of which connection protocol the field device in question or the fieldbus component in question can be accessed.
US11973647B2 Validation of execution plan for configuring an information technology infrastructure
A method may include validating an execution plan specifying one or more configurations to apply to an information technology infrastructure. The execution plan may be validated by at least determining a structural validity of the configurations of the execution plan. In response to the configurations of the execution plan being determined to be structurally valid, the validation of the execution plan may further include determining whether the information technology infrastructure satisfies a policy if the configurations specified in the execution plan are applied to the information technology infrastructure. In response to a successful validation of the execution plan, the one or more configurations specified in the execution plan may be applied to the information technology infrastructure by at least provisioning, modifying, and/or de-provisioning one or more resources at the information technology infrastructure. Related systems and articles of manufacture, including computer program products, are also provided.
US11973645B1 Business policy management for self-driving network
A controller device manages a plurality of network devices. The controller device includes one or more processing units configured to receive an indication of a stateful intent, the data structure including a plurality of nodes and a plurality of edges, each node of the plurality of nodes being representative of a respective network device of the plurality of network devices. The one or more processing units are configured to determine, using an abstract function configured at a node of the plurality of nodes, a stateless intent for implementing the stateful intent and generate low level configuration data for the plurality of network devices based on the stateless intent. The one or more processing units are configured to interface with one or more of the plurality of network devices to configure the one or more of the plurality of network devices with the low level configuration data.
US11973643B2 Distributed data storage techniques for edge devices
Techniques discussed herein relate to implementing a distributed computing cluster (the “cluster”) including a plurality of edge devices (e.g., devices individually configured to selectively execute within an isolated computing environment). One edge device may be configured to operate as a head node of the cluster at a given time. A request for virtual resources of the cluster may be received from a user device and directed to the first edge device of the cluster. The first edge device may determine it is not operating as a head node of the cluster. The first edge device may determine that a second edge device of the cluster is operating as the head node. In response, the first edge device may forward the request to the second edge device, wherein forwarding the request to the second edge device causes the second request to be processed by the cluster.
US11973641B2 Deploying edge computing
Techniques discussed herein can facilitate edge computing in connection with a variety of deployment scenarios. Various embodiments can facilitate one or more of: deploying UPF(s) (User Plane Function(s)) to support edge computing; removing UPF(s) not needed for edge computing; deploying local DN(s) (Data Network(s)); E2E (Edge-to-Edge) OSS (Operations Support System) deployment scenarios; and providing RAN (Radio Access Network) condition data to support various applications (e.g., autonomous driving).
US11973635B2 Method and system for detecting incidents in at least one local area communication network
A method and a device for detecting incidents in a local area network by way of an incident detection device, the incident detection device being connected to the local area network via a wide area network, a data collection agent collecting data describing the local area network. The device is able to detect various types of anomaly and receives messages from the collection agent, validates and aggregates data contained in each received message into groups of data, calculates a severity score for each group of data, for each type of anomaly and calculates a total severity score for each group of data, calculates a total criticality score from all of the total severity scores, and generates recommendation messages or corrective actions at least on the basis of the total criticality score.
US11973626B2 Method and device for applying subcarrier-specific phase rotation to broadband in wireless LAN system
Proposed are a method and a device for receiving a PPDU in a wireless LAN system. Specifically, a reception STA receives a PPDU from a transmission STA through a broadband and decodes the PPDU. The PPDU includes a legacy preamble and a first and a second signal field. The legacy preamble and the first and second signal fields are generated on the basis of a first and a second phase rotation value. When the broadband corresponds to a 320 MHz band, the first phase rotation value is [1 −1 −1 −1 1 −1 −1 −1 −1 1 1 1 −1 1 1 1]. An element of the first phase rotation value is applied to each 20 MHz band of the 320 MHz band. An element of the second phase rotation value is applied to each subcarrier of the 320 MHz band.
US11973618B2 Algorithm and architecture for channel estimation in 5G new radio
This disclosure relates to apparatuses, systems, and methods for channel estimation, and in particular channel estimation for 5G New Radio systems. The channel estimation interpolates, prior to performing a de-spreading operation, a first combined channel estimation and a second combined channel estimation to provide from the first combined channel estimation one or more channel estimation values at indices associated with the second combined channel estimation and/or to provide from the second combined channel estimation one or more channel estimation values at indices associated with the first combined channel estimation.
US11973610B2 Allocating a physical resource to a participant for use in connection with a virtual breakout room
Multiple participants of a video conference may be detected in the same physical space. A first participant of the multiple participants may be assigned to a virtual breakout room that is associated with the video conference. An availability of a physical resource for the first participant to use in connection with the virtual breakout room may be determined. The physical resource may be allocated to the first participant for use in connection with the virtual breakout room based on the availability. For example, a group of participants may be detected in the same physical space, individually assigned to virtual breakout rooms, and/or individually allocated a physical resource for use in connection with the virtual breakout rooms.
US11973608B2 Automatic image generator using meeting content
Methods and systems disclosed herein describe generating virtual backgrounds for video communications. A virtual background generator may monitor a user's calendar and/or inbox for meetings. The virtual background generator may analyze the context of calendar invites and/or scheduled meetings to generate one or more virtual backgrounds for a video conference. A first background may be displayed for the video conference. Additionally, the virtual background generator may update the virtual background based on an analysis of one or more topics being discussed during the video conference. Based on the analysis of the one or more topics being discussed, the virtual background generator may generate a second virtual background to replace the first virtual background.
US11973601B2 Method and device for transmitting HARQ codebook
A method for transmitting a HARQ codebook includes: generating a HARQ codebook for an information block, in which one bit in the HARQ codebook indicates whether a downlink code block group (CBG) is successfully received; for one channel occupancy time (COT), integrating multiple HARQ codebooks corresponding to multiple information blocks into one integrated HARQ codebook, in which one COT corresponds to multiple information blocks, one information block corresponds to at least one transmission block, and one transmission block corresponds to at least one CBG, and one information block includes a physical downlink control channel transmission and a physical downlink data channel transmission; and transmitting the integrated HARQ codebook to a base station.
US11973600B2 Method for multiplexing feedback resources, terminal device and network device
Disclosed in the present disclosure are a method for multiplexing on a feedback resource, a terminal device, a network device, a chip, a computer readable storage medium, a computer program product and a computer program, the method comprising: determining a granularity for multiplexing feedback information; the granularity for multiplexing being used for characterizing the time domain range of a multiplexing window for multiplexing the feedback information, and being used for multiplexing the feedback information of at least two downlink transmissions on the same feedback resource in the multiplexing window; and the time domain range being one of the following: a complete time slot, a non-complete time slot, or N symbols, N being an integer greater than or equal to 1.
US11973598B2 Enhancements for sidelink carrier aggregation feedback
This disclosure provides systems, methods, and devices for wireless communication that support enhanced sidelink carrier aggregation feedback operations. In a first aspect, a method of wireless communication includes receiving, by a wireless communication device, a sidelink shared channel transmission via a first component carrier. The method also includes obtaining, by the wireless communication device, a feedback resource indication. The method further includes transmitting, by the wireless communication device, a sidelink channel feedback transmission in a sidelink channel feedback transmission resource via a second component carrier different from the first component carrier. The sidelink channel feedback transmission resource is determined based on the feedback resource indication, and the sidelink channel feedback transmission indicates feedback data for the sidelink shared channel transmission. Other aspects and features are also claimed and described.
US11973592B2 Transmission device, transmission method, reception device, and reception method
An FEC coder in a transmission device according to an exemplary embodiment of the present disclosure performs BCH coding and LDPC coding based on whether a code length of the LDPC coding is a 16 k mode or a 64 k mode. A mapper performs mapping in an I-Q coordinate to perform conversion into an FEC block, and outputs pieces of mapping data (cells). The mapper defines different non-uniform mapping patterns with respect to different code lengths even an identical coding rate is used by the FEC coder. This configuration improves a shaping gain for different error correction code lengths in a transmission technology in which modulation of the non-uniform mapping pattern is used.
US11973587B2 Time slot control for radio power boosting
There are provided measures for time slot control for radio power boosting. Such measures exemplarily comprise transmitting, to a terminal, a configuration indicative of uplink slots to be used by said terminal when a first modulation and coding scheme is activated, and controlling a transmission, to said terminal, of information indicative of that said first modulation and coding scheme is to be activated.
US11973584B2 Method and apparatus for generating noise signal
This application relates to a noise signal generating apparatus. In one aspect, the apparatus includes a bandwidth expansion unit configured to generate a noise signal having a second bandwidth by expanding a noise source signal having a first bandwidth to the second bandwidth that is greater than the first bandwidth. The apparatus may also include a randomization unit configured to perform randomization and output the generated noise signal having the second bandwidth.
US11973583B2 Communication method of heterogeneous distributed wireless network system, and heterogeneous distributed wireless network system
A communication method of a heterogeneous distributed wireless network system includes calculating a first transmission threshold in the heterogeneous distributed wireless network system including a plurality of distributed networks that share a same frequency band, determining whether data is transmitted by transmitter/receiver pairs included in the heterogeneous distributed wireless network system, based on the first transmission threshold, calculating a second transmission threshold locally for each of the distributed networks, based on whether data is transmitted by at least one transmitter belonging to the transmitter/receiver pairs, selectively determining whether data is transmitted for each of the distributed networks based on the second transmission threshold, and transmitting the data.
US11973575B2 High-throughput satellite with sparse fixed user beam coverage
Embodiments provide high-throughput, hub-and-spoke satellite communications with geographically non-overlapping user beams and full frequency reuse. For example, a coverage area of a satellite is segmented into multiple candidate coverage zones, and an associated consumption demand is determined for each candidate coverage zone. Fixed spot beams are assigned to a subset of the candidate coverage zones according to highest associated consumption demands, such that each fixed spot beam corresponds to at least one candidate coverage zone to service an associated beam coverage area that is geographically non-overlapping with beam coverage areas of all other fixed spot beams, and each fixed spot beam is allocated full use of a same spectrum. One or more steerable beams selectively cover lower consumption demand zones.
US11973574B1 Systems and methods for private communications networks
Disclosed herein are systems and methods for private communications networks. In various embodiments, a communication system in accordance with the disclosed technology includes a private communications network that has earth stations configured to communicate with a multi-spot beam satellite. The earth stations are communicatively unreachable by communication sources that are remote from the earth stations and that are outside the private communications network, and the earth stations are distributed across geographies covered by different spot beams of the multi-spot beam satellite.
US11973573B2 Communication relay apparatus, system, interference suppression method and program
It is prevented of degradation of communication quality caused by estimation errors of plural path differences between plural antennas for feeder link (FL antennas) incorporated in an aerial-staying type communication relay apparatus and plural gateway (GW) stations. The aerial-staying type communication relay apparatus estimates plural first path differences Δdji respectively between the plural GW stations and the plural FL antennas with reference to a main path, based on plural pilot reception signals received from the plural GW stations, obtains plural correction values corresponding to the plural first path differences, based on the plural pilot reception signals, estimates a propagation path response in the transmission signal band of the feeder link, based on plural corrected second path differences Δdji_new obtained by respectively correcting the plural first path differences with plural correction values, calculates and stores reception weights for suppressing interference signals, and applies the plural reception weights to reception signals received via the plural antennas for feeder link, with respect to each of the plural gateway stations.
US11973572B2 Access node farm for end-to-end beamforming
Methods and systems are described for providing end-to-end beamforming. For example, end-to-end beamforming systems include end-to-end relays and ground networks to provide communications to user terminals located in user beam coverage areas. The ground segment can include geographically distributed access nodes and a central processing system. Return uplink signals, transmitted from the user terminals, have multipath induced by a plurality of receive/transmit signal paths in the end to end relay and are relayed to the ground network. The ground network, using beamformers, recovers user data streams transmitted by the user terminals from return downlink signals. The ground network, using beamformers generates forward uplink signals from appropriately weighted combinations of user data streams that, after relay by the end-end-end relay, produce forward downlink signals that combine to form user beams.
US11973570B2 Methods and systems for assisting radio frequency selection
Systems and methods are provided for monitoring aircraft to mitigate potential loss of communication scenarios. One exemplary method involves monitoring a plurality of communications channels using an onboard communications system, maintaining associations between respective communications channel assignments and respective operational contexts based on the plurality of clearance communications, and in response to detecting a change in an operational context of the aircraft, providing indication of a recommended communications channel based on an association between the recommended communications channel and one of the plurality of different operational contexts corresponding to a current operational context of the aircraft.
US11973567B2 Phase noise removal in a network of radio frequency (RF) repeaters
A wireless communication system includes a first communication device and a second communication device. The second communication device captures over-the-air a mmWave RF signal of a specified frequency having a defined pilot tone transmitted by the first communication device. The second communication device extracts at least one RF signal from a plurality of RF signals corresponding to different communication protocols from the captured mmWave RF signal, estimates phase-noise in the at least one extracted RF signal, and down-converts the at least one extracted RF signal to a source frequency. The second communication device further reduces the phase noise in the at least one extracted RF signal concurrently at the down-convert and utilizes the at least one extracted RF signal with reduced phase noise for further distribution to one or more end-user devices.
US11973565B2 Candidate beam selection for a terminal device
There is provided mechanisms for rotational movement triggered candidate beam updating at a terminal device. A method is performed by the terminal device. The method comprises performing beamformed communication, in a first beam having a first pointing direction, with a transmission and reception point. The method comprises detecting that the terminal device is subjected to a rotational movement. The rotational movement causes the first beam to change its pointing direction. The method comprises updating, upon having detected that the terminal device is subjected to the rotational movement, a candidate set of second beams to be used for beam training. The candidate set of second beams, upon having been updated, comprises at least one second beam having a predefined pointing direction.
US11973564B2 Beam failure detection for dormant bandwidth parts in cellular communication networks
According to an example aspect of the present invention, there is provided a method comprising, determining a beam failure detection reference signal configuration for a dormant bandwidth part based on a beam failure detection reference signal configuration of another bandwidth part and performing beam failure detection on the dormant bandwidth part according to the determined beam failure detection reference signal configuration.
US11973563B2 Apparatus, method and computer program for determining beamforming direction
There is provided an apparatus, said apparatus comprising means for receiving at least one signal from at least one transmitter; determining at least one parameter of the at least one signal; determining, based on the at least one parameter, which of a plurality of stored differential signal reception radiation patterns the received signal corresponds to, each of the plurality of stored radiation patterns associated with a direction of arrival; and aligning an antenna beam to the transmitter based on the direction of arrival associated with the determined stored differential signal reception radiation pattern.
US11973562B2 Internal data transfer in a multiple-antenna communication system
A preprocessing arrangement is configured for installation in a multiple-antenna communication system, e.g. a MI-MO-enabled device, to improve internal data transfer of the system. The arrangement is interposed between an antenna array and a computer device. In operation, the arrangement obtains (301) a diagonal matrix W of multiplicator values, the diagonal matrix W being given by H=WAX, wherein H is a channel transmission matrix for the system, A is a predefined filter matrix, and X is a matrix that depends on H. The arrangement further extracts (302) an input vector Y of signal values from the antenna array, generates (303) an output vector Ŷ of output values by forming AHWHY, wherein superscript indicates Hermitian transpose, and provides the output values in the output vector Ŷ to the computer device. By providing the output vector Ŷ, the number of signal values to be received and jointly processed by the computer device is reduced relative to the number of antennas in the antenna array.
US11973558B2 Narrow beam-based channel access
A method of wireless communication performed by a wireless communications device may include receiving, from a second wireless communication device, one or more signals associated with a beam parameter, determining, for each of a plurality of locations within a first zone, a first signal measurement for the one or more received signals, determining, at each of a plurality of locations within a second zone, a second signal measurement for the one or more received signals, wherein the second zone is different from the first zone, and determining whether the second wireless communication device satisfies an interference condition based at least in part on a cumulative distribution of at least one of the first signal measurements at the plurality of locations within the first zone or a cumulative distribution of at least one of the second signal measurements at the plurality of locations within the second zone.
US11973557B2 Method and apparatus for transmitting and receiving uplink data in wireless communication system
Disclosed herein are a method and a device for transmitting a message in an initial access procedure by a user equipment (UE) in a wireless communication system. According to the present disclosure, a UE may transmit to a base station capability information associated with transmission power of the UE and the information may include a subset including at least one transmit precoding matrix indicator (TPMI) supported by the UE. The UE may receive first control information for transmitting a message associated with an initial access and the control information may include a TPMI used for the UE to transmit the message. Thereafter, the UE may transmit to the base station the message by using transmission power determined based on the TPMI and the transmission power may be determined according to whether the TPMI is included in the at least one TPMI.
US11973553B2 Millimeter wave mobile router
Proposed is a mobile router for transmitting and receiving millimeter waves to and from a base station, the mobile router including a first member including an antenna array configured to transmit and receive the millimeter waves, a second member, and an angle adjustment part connecting the first member to the second member, wherein the angle adjustment part is formed such that the first member and the second member are adjusted at a predetermined angle so as to allow the antenna array to transmit and receive the millimeter waves at a specific angle. The first member including the antenna array is configured to be unfolded at a predetermined angle with respect to the second member in order to transmit and receive a 5G millimeter wave beam signal at a specific angle, and thus a user can optimally adjust the transmission/reception sensitivity of 5G millimeter waves.
US11973543B2 Communication device and method for echo signals management
A communication device includes a service transmitter (Tx) configured to transmit a second beam of RF signals in a first radiation pattern to a user equipment (UE). The communication device further includes a control circuitry configured to: detect an amount and direction of echo signals at the donor receiver Rx corresponding to reflected RF signals in an environment surrounding a communication device; determine an installation location for the communication device based on echo signal measurements at one or more different locations; adjust polarization of the second beam of RF signals to minimize the echo signals at the donor receiver Rx based on the echo signal; and generate a second radiation pattern for at least the second beam of RF signals based on the amount and direction of the echo signals in the environment detected at the donor receiver Rx.
US11973538B2 Eye safe diverged beam optical wireless communications system
A diverged beam optical transmitter is provided that includes a laser source configured to emit a light beam, and one or more lenses. The diverged beam optical transmitter also includes a diffuser placed between the laser source and the one or more lenses, and configured to increase an intrinsic divergence of the light beam and to fill some portion of the one or more lenses such that the light beam is eye safe after the one or more lenses.
US11973537B2 Flexible rate passive optical network incorporating use of delay modulation
Apparatus and method are disclosed that utilize a particular delay modulation technique (i.e., Miller coding) to encode 25 Gb/s data for inclusion with the 50 Gb/s NRZ data in a downstream broadcast transmission from an optical line terminal (OLT) to a plurality of optical network units (ONUs) through an optical distribution network (ODN). The specific Miller coding technique allows for a secondary data stream, operating at half the rate of the NRZ data) to supplement the primary 50 Gb/s NRZ transmission, since both signals are recovered using the same clocking circuitry at the ONU.
US11973535B2 Wavelength monitoring circuit
A wavelength monitoring circuit obtains a light output proportional to only an input optical signal, independent of wavelength, by adding a light split circuit to the configuration in the related art, or changing the light split circuit to a light trifurcation circuit. In addition, wavelength monitoring with high accuracy is possible while improving the resistance to noise. The extraction of the light output proportional to only the input optical signal is performed by a light split circuit for input light at the top stage of the wavelength monitoring circuit or a light split circuit for interference in a stage in the middle of the circuit. The changed light split circuit causes the MZI included in the wavelength monitoring circuit to operate in a state of losing the balance of the configuration or the optical signal level, and increases the signal level near the bottom portion of the transmission characteristics.
US11973533B2 Transmission device interconnection registration device, transmission device interconnection registration method, and program
An inter-transmission device connection registration device 30A includes a storage unit 31 that registers connection information of a case where transponders 12a to 13n and photo couplers 14a to 14n as divided various transmission devices are connected through a port o and a port i, a light emission instruction unit 33 that provides a light emission instruction to the subordinately connected transponders, a transmission/reception detection unit 34 configured to detect a light transmission and a light reception at opposing ports o and i1 between transmission devices, e.g., the transponder 12a and the photo coupler 14 in accordance with the light emission instruction, and a registration control unit 35 that performs a control of registering, in the storage unit 31, connection information W2a of the port o on a light transmission side and the port i1 on a light reception side that are detected.
US11973531B2 Optical communication system and master station
The present invention enables shortening the time required for resuming communication in a protection method that uses a backup path in an optical communication system that includes a master station device and multiple slave station devices. The slave station devices are connected to a loop path in parallel. The communication paths between the master station device and the slave station devices include a normal path and a backup path. The master station device executes communication control processing with respect to the slave station devices based on the RTTs. A first slave station device is a slave station device that cannot perform communication via the normal path. If the first slave station device is detected, the master station device calculates a first backup path for the first slave station device based on a first RTT between the master station device and the loop path, a loop RTT required for one full lap on the loop path, and the first normal path RTT for the first slave station device. The master station device then resumes communication control processing for the first slave station device based on the calculated first backup path RTT.
US11973528B2 Protective case for portable electronic device
Embodiments of the present application disclose a protective case for a portable electronic device, which includes a rear shell and a camera decorative ring, the rear shell includes a back plate and a clamping element, the back plate is provided with an avoidance hole, and the inner wall surface of the avoidance hole is provided with a first retention groove, the outer peripheral surface of the camera decorative ring is provided with a limit surface, and a limit part is formed between the limit surface and the inner end surface of the camera decorative ring; the limit part is embedded in the first retention groove, and the inner end surface of the camera decorative ring is evenly aligned with or lower than the inner surface of the back plate.
US11973526B2 Assembly structure for electronic device protecting casing and interfacing structure with magnetic connectors
An assembly structure for an electronic device protecting casing and an interfacing structure with magnetic connectors includes a protecting casing for protecting a tablet form electronic device and an interfacing device for power or signal transferring to or from the protecting casing. The protecting casing includes a casing side connector. The casing side connector includes an inner connector and an outer connector. The interfacing device includes an interfacing connector. A magnetic connecting device is used for mechanically and magnetically connecting an interfacing connector of the interfacing device with an outer connector of the protecting casing. The magnetic connecting device includes at least one interfacing side magnetic unit which is installed on the interfacing device at the same side installing the interfacing connector, and at least one casing side magnetic unit which is installed one the casing side connector at the same side having the outer connector.
US11973524B2 Spur dispersing mixer
A radio receiver system and a radio transmitter system are disclosed. The radio receiver system comprises a plurality of intermediate frequency (IF) shifting channels configured to shift incoming signals having a first frequency to an intermediate frequency in a first mixing stage, and to a second frequency in a second mixing stage. The radio transmitter system comprises a plurality of IF shifting channels configured to shift outgoing signals having a first frequency to an intermediate frequency in a first mixing stage, and to a second frequency in a second mixing stage. Since each intermediate frequency is different, the signals shifted to the second frequency combine by coherent addition, and any spurious signals combine by incoherent addition.
US11973522B2 Front end architecture for selectively adding external carrier aggregation band
Aspects of this disclosure relate to a front end architecture for selectively adding an external carrier aggregation band. A switch element can connect a radio frequency signal path to an antenna path through a frequency domain multiplexer, such as a diplexer, in a first mode. The switch element can connect the radio frequency path to the antenna path and bypass the frequency domain multiplexer in a second mode. The frequency domain multiplexer can be external to a front end module that include the radio frequency signal path. In the first mode, a front end system can support carrier aggregation with a band associated with circuitry implemented external to the front end module.
US11973521B2 Electronic device and method for processing harmonic signal
According to various embodiments, an electronic device in a wireless communication system may include a Power Amplifier (PA) for a first frequency band, a Low Noise Amplifier (LNA) for a second frequency band at least partially overlapping a frequency band which is twice the first frequency band, and an impedance tuner which is in a first impedance state or a second impedance state under the control of the processor. The PA and the impedance tuner may be electrically coupled. A harmonic output level of the PA in the first impedance state may be greater than a harmonic output level of the PA in the second impedance state. The processor may be configured to control the impedance tuner to be in the second impedance state when communication is performed both in the first frequency band and the second frequency band, and control the impedance tuner to be in the first impedance state when communication is performed only in the first frequency band.
US11973515B2 Hybrid precision MS decoder to reduce gate-count for long codes
A method for operating an MS decoder and an associated memory system utilizing the MS decoder. The method determines an operation mode of the MS decoder. For each variable node, the method calculates a variable to check node V2C message. The method stores, in a check node unit CNU memory, check information associated with the calculated V2C message according to the operation mode. The check information includes full information when the operation mode is a high precision mode, and partial information when the operation mode is a low precision mode.
US11973513B2 Decoders and systems for decoding encoded data using neural networks
Examples described herein utilize multi-layer neural networks, such as multi-layer recurrent neural networks to estimate message probability compute data based on encoded data (e.g., data encoded using one or more encoding techniques). The neural networks and/or recurrent neural networks may have nonlinear mapping and distributed processing capabilities which may be advantageous in many systems employing a neural network or recurrent neural network to estimate message probability compute data for a message probability compute (MPC) decoder. In this manner, neural networks or recurrent neural networks described herein may be used to implement aspects of error correction coding (ECC) decoders, e.g., an MPC decoder that iteratively decodes encoded data.
US11973508B2 Phase mixer non-linearity measurement within clock and data recovery circuitry
A system and method that measures the code non-linearity of a phase mixer (PMIX) during active operation of a clock and data recovery (CDR) circuitry. The PMIX circuitry generates a clock signal based on the PMIX codes. The PMIX circuitry receives a plurality of codes and based on the code value, adjusts the phase of the PMIX output clock signal. A number of times each of the plurality of PMIX codes occurs within a respective time period is determined. Non-linearity values are determined based on the number of times. The non-linearity values are stored in a memory.
US11973507B2 Comparator circuit
A comparator circuit includes an input stage with a set of differential current paths and a pair of differential input transistors connected to a pair of input terminals. An output stage includes an output current path between a first and a second supply terminal, an output transistor connected in the output current path and having a control terminal coupled to the set of differential current paths, and a comparator output connected to the output current path. An auxiliary stage includes an auxiliary current path between the supply terminals, an auxiliary current source, a first auxiliary transistor connected in the auxiliary current path and having a control terminal connected to the control terminal of the output transistor, and a voltage follower with a second auxiliary transistor and a third auxiliary transistor. The second auxiliary transistor controls the voltage follower and the third auxiliary transistor couples the control terminal of the output transistor to at least one of the set of differential current paths.
US11973500B2 Configuration bit using RRAM
A field programmable gate array (FPGA) utilizing resistive switching memory technology is described. The FPGA can comprise a switching block interconnect having a set of signal input lines and a set of signal output lines. Respective intersections of the signal input lines and signal output lines can have two resistive switching memory cells, a current differential latch, and a switching transistor (also referred to as a pass gate transistor) arranged in a circuit. Resistance states of the resistive switching memory cells can be programmed to control an output voltage state of the current differential latch. The output voltage state is latched into the current differential latch which can drive a gate of the switching transistor to activate or deactivate the switching transistor, which in turn activates or deactivates an intersection of the FPGA.
US11973496B2 Drive circuit
A drive circuit includes: an input stage configured to receive a first input signal and a second input signal, and to output a first output signal and a common-mode output signal, where the first input signal and the second input signal are complementary signals; an output stage configured to receive the first output signal, and to output a second output signal; and a duty cycle adjusting subcircuit configured to determine the first output signal and the common-mode output signal or a signal obtained by inverting the common-mode output signal as a control signal, and to adjust a duty cycle of the second output signal. The drive circuit determines the common-mode output signal or the signal obtained by inverting the common-mode output signal as the control signal of the duty cycle adjusting subcircuit, and adjusts the duty cycle of the second output signal to tend to a preset value.
US11973495B2 RF switch stack with charge redistribution
Methods and devices to address body leakage current generation and bias voltage distribution associated with body leakage current in an OFF state of a FET switch stack are disclosed. The devices include charge redistribution arrangements and bridge networks to perform coupling/decoupling to/from the FET switch stack. Detailed structures of such bridge networks are also described.
US11973493B2 Voltage clamping circuit for solid state circuit breaker
Unique systems, methods, techniques and apparatuses of solid state circuit breaker protection are disclosed. One exemplary embodiment is a solid state circuit breaker comprising a primary switching device including a first terminal and a second terminal and a voltage clamping circuit coupled in parallel with the primary switching device. The voltage clamping circuit includes a metal-oxide varistor (MOV) coupled in series between the first terminal and an auxiliary semiconductor device, the auxiliary semiconductor device being arranged so as to selectively couple the MOV with the second terminal, and a bypass circuit coupled between the first terminal and the auxiliary semiconductor device.
US11973491B2 Over temperature protection for acoustic wave filter
Aspects of this disclosure relate to a surface acoustic wave filter with an integrated temperature sensor. The integrated temperature sensor can be a resistive thermal device configured as a reflective grating for a surface acoustic wave resonator, for example. A radio frequency system can provide over temperature protection by reducing a power level of a radio frequency signal provided to the surface acoustic wave filter responsive to an indication of temperature provided by the integrated temperature sensor satisfying a threshold.
US11973490B2 Non-reciprocal filter
A non-reciprocal filter with parametric amplification to obtain non-reciprocal propagation of forward and reverse signals is disclosed. The non-reciprocal filter may include two asymmetrical transmission lines and a current source. The filter, when implemented in the acoustics domain using surface acoustic waves (SAW), may operate in a phase-coherent or a phase-incoherent degenerate mode, providing low insertion loss and high decibels of isolation.
US11973489B2 Transversely-excited film bulk acoustic resonator matrix filters with split die sub-filters
A radio frequency filter includes at least a first sub-filter and a second sub-filter connected in parallel between a first port and a second port. Each of the sub-filters has a piezoelectric plate having front and back surfaces, the back surface attached to a substrate, and portions of the piezoelectric plate forming diaphragms spanning respective cavities in the substrate. A conductor pattern is formed on the front surface of the plate, the conductor pattern includes interdigital transducers (IDTs) of a respective plurality of resonators, with interleaved fingers of each IDT disposed on a respective diaphragm of the plurality of diaphragms. A thickness of the portions of the piezoelectric plate of the first sub-filter is different from a thickness of the portions of the piezoelectric plate of the second sub-filter.
US11973485B2 Micromechanical resonator and resonator system including the same
Provided is a micromechanical resonator including a support beam including a first portion supported on a support member and a second portion spaced apart from the first portion in a length direction of the support beam, and a piezoelectric sensing portion provided between the first portion and the second portion and connecting the first portion to the second portion.
US11973484B2 Acoustic resonator with reinforcing structure and manufacturing method therefor
An acoustic resonator with a reinforcing structure is provided according to the present disclosure. The acoustic resonator includes a substrate and a cavity formed on the substrate, a piezoelectric layer is arranged above the substrate and an opening passing through the piezoelectric layer is formed in a peripheral region of the piezoelectric layer. The reinforcing structure includes a reinforcing layer, part of the reinforcing layer is formed at the edge of the opening with being fitted to the edge, to reinforce a resonant functional layer near the edge of the opening, which can reduce a change in stress of the piezoelectric layer and the lower electrode near the edge of the opening after the cavity is released, so that the piezoelectric layer and the lower electrode do not easily collapse due to stress, thereby ensuring the performance of a device. A method for manufacturing the same is further provided.
US11973483B2 Coupled filter inductor for interleaved power converter
Aspects of the disclosure include a filter comprising a first interleaved input, a second interleaved input, an output, a first transformer comprising a first primary winding with N1 turns and a first secondary winding with N2 turns, and a second transformer comprising a second primary winding with N3 turns and a second secondary winding with N4 turns, wherein the first primary winding and the second secondary winding are in series with the first interleaved input and the output, and the first secondary winding and the second primary winding are in series with the second interleaved input and the output.
US11973481B2 Frequency selective attenuator for optimized radio frequency coexistence
A wireless transceiver including a receiver circuit coupled to an RF transceiver node, a tunable notch filter coupled between the RF transceiver node and a reference node, and a controller that programs the tunable notch filter with a selected blocker frequency and that selectively enables the tunable notch filter to attenuate at least one blocker signal. The tunable notch filter may include a variable capacitor and an inductor coupled in series between the RF transceiver node and ground. The inductor of the tunable notch filter may include a bondwire coupled between a semiconductor die and a semiconductor package. The inductance may include a physical inductor mounted on the package or a printed circuit board. The tunable notch filter may be enabled by a switch selectively coupling the filter to either the RF transceiver node or ground. The variable capacitor may be digitally programmed with digital values stored in a memory.
US11973477B2 Signal processing circuit
According to one embodiment, a signal processing circuit includes a first voltage setting circuit that sets a reference voltage on an input side of an isolator, a variable gain amplifier circuit that amplifies an output signal of the isolator, a DC offset adjustment circuit that adjusts an offset of the variable gain amplifier circuit, a second voltage setting circuit that sets a reference voltage on an output side of the isolator, and a control circuit that controls the DC offset adjustment circuit in response to a result of comparison of an output voltage of the variable gain amplifier circuit with an output voltage of the second voltage setting circuit.
US11973475B2 Apparatus and methods for true power detection
Apparatus and methods for true power detection are provided herein. In certain embodiments, a power amplifier system includes an antenna, a directional coupler, and a power amplifier electrically connected to the antenna by way of a through line of the directional coupler. The power amplifier system further includes a first switch, a second switch, and a combiner that combines a first coupled signal received from a first end of the directional coupler's coupled line through the first switch and a second coupled signal received from a second end of the directional coupler's coupled line through the second switch.
US11973471B2 Method and system for process and temperature compensation in a transimpedance amplifier using a dual replica
The present disclosure provides for process and temperature compensation in a transimpedance amplifier (TIA) using a dual replica via monitoring an output of a first TIA (transimpedance amplifier) and a second TIA; configuring a first gain level of the first TIA based on a feedback resistance and a reference current applied at an input to the first TIA; configuring a second gain level of the second TIA and a third TIA based on a control voltage; and amplifying a received electrical current to generate an output voltage using the third TIA according to the second gain level. In some embodiments, one or both of the second TIA and the third TIA include a configurable feedback impedance used in compensating for changes in the second gain level due to a temperature of the respective second or third TIA via the configurable feedback impedance of the respective second or third TIA.
US11973469B2 Systems and methods for providing an envelope tracking supply voltage
Envelope tracking power supply circuitry includes a look up table (LUT) configured to provide a target supply voltage based on a power envelope measurement. The target supply voltage is dynamically adjusted based on a delay between the power envelope of an RF signal and a provided envelope tracking supply voltage. The envelope tracking supply voltage is generated from the adjusted target supply voltage in order to synchronize the envelope tracking supply voltage with the power envelope of the RF signal.
US11973458B2 Controller of stepping motor, control method of stepping motor, and stepping motor drive controlling system
According to one embodiment, a controller of a stepping motor includes a table generating unit and a current controlling unit. The table generating unit generates a data table of a threshold by using values of induced voltage at frequencies of switching signal that changes a set value of a drive current, the threshold being proportional to a frequency of the switching signal within an operation region in which the frequency of the switching signal is lower than a predetermined frequency, the values of the induced voltage including a first induced voltage generated at a first frequency of the switching signal and a second induced voltage generated at a second frequency of the switching signal. The current controlling unit controls a value of the drive current in accordance with a comparison result between the threshold and an induced voltage that is detected at a frequency lower than the predetermined frequency.
US11973457B2 Circuit, corresponding system, vehicle and method of operation
An embodiment driver circuit comprises a power supply pin configured to receive a power supply voltage, and a set of control pins configured to provide a set of control signals for controlling switching of a set of switches of an h-bridge circuit comprising a pair of high-side switches and a pair of low-side switches. The driver circuit comprises control circuitry coupled to the control pins and configured to generate the control signals, and sensing circuitry coupled to the power supply pin and configured to generate a detection signal indicative of the power supply voltage exceeding a threshold value. The control circuitry is sensitive to the detection signal and is configured to generate the control signals to activate one of the pair of high-side switches and the pair of low-side switches and de-activate the other of the pair of high-side switches and the pair of low-side switches.
US11973455B2 Bi-stable, sub-commutated, direct-drive, sinusoidal motor controller for precision position control
An electric motor controller system for modulating requested motor torque via oscillating the instantaneous torque, including a bi-stable torque controller; a proportional-integral (PI) velocity controller a proportional-integral-differential (PID) position controller; and sinusoidal zero-velocity table mapping.
US11973453B2 Motor drive system
A first actuator and a second actuator each have a plurality of control calculation units provided redundantly and a plurality of motor drive units provided redundantly. In the first and the second actuators, the control calculation units of the systems paired with each other transmit and receive information to and from each other by a communication between the actuators. When a failure occurs in any system in either of the two actuators, or when a failure occurs in a communication between actuators in either system, the control calculation unit of each actuator of the system in which the failure occurred stops the motor drive control. Then, the motor drive control is continued by the control calculation unit of the normal system in both actuators.
US11973451B2 Under-speed and closed-loop speed control in a variable-speed power tool
A method of operating a power tool having a motor and a controller is provided. The method includes: receiving a position of a variable-speed input mechanism mounted on the power tool; determining a target speed of the motor corresponding to the position of the variable-speed input mechanism; determining an underspeed threshold corresponding to the target speed; determining a rotational speed of the motor; and interrupting a supply of power to the motor if the rotational speed of the motor is less than the underspeed threshold.
US11973446B2 Long stator linear electric motor
Linear electric motor comprising a stator comprising a plurality of stator segments and a drive system comprising at least one pair of drive units, a first drive unit of said pair connected to a first stator segment and a second drive unit of said pair connected to a second stator segment adjacent the first stator segment, the drive units connected to a DC voltage source, each drive unit comprising a DC input circuit section and a multi-level inverter connected to the DC voltage source via the DC input section, the multi-level inverter comprising a multiphase output connected to coils of the corresponding stator segment. The DC circuit section of the drive units comprises at least two link capacitors (C1, C2) connected between a positive and a negative voltage supply line (V+, V−) and having a mid-point therebetween.
US11973439B2 Control device and control method for power conversion device
Between positive and negative electrode ends of battery 50, fuse 51, main contactor 52 and electrolytic capacitor C21 are connected in series. Between positive and negative electrode ends of electrolytic capacitor C21, inverter 54 in which upper phase side EFT (54U, 54V, 54W) and lower phase side FET (54X, 54Y, 54Z) are bridge-connected is connected. Resistor R1 for precharging electrolytic capacitor C21 is connected to main contactor 52 in parallel. The resistance value of resistor R1 is set so that in a precharging period until a key switch is turned on after battery 50 is connected, when the upper phase side FET is OFF-controlled and the lower phase side EFT is ON-controlled, the charge voltage value of electrolytic capacitor C21 is set to be able to limit a gate-source voltage of the upper phase side FET to a voltage at which the upper phase side FET is not turned on.
US11973437B2 Power conversion device
A power conversion device includes, for respective phases of an AC circuit, leg circuits each having a pair of arms connected in series to each other, each arm including a plurality of converter cells which are connected in series and each of which has an energy storage element. A controlling circuitry includes a zero-phase-sequence voltage command value adjustment unit for correcting arm voltage command values for the arms by a zero-phase-sequence voltage command value. The command value correction circuitry performs adjustment control for adjusting the zero-phase-sequence voltage command value so that at least one arm voltage command value becomes equivalent to a limit value of the output voltage range of the arm.
US11973433B2 Power conversion apparatus
A first module includes a first switch having a first electrode and a second electrode; a second switch having a third electrode and a fourth electrode; a second internal bus bar connecting the second electrode with the third electrode; and a first resin member encapsulating those components. A second module with includes a third switch having a fifth electrode and a sixth electrode; a fourth switch having a seventh electrode and an eighth electrode; a fifth internal bus bar connecting the sixth electrode with the seventh electrode; and a second resin member encapsulating those components. At least one of a first terminal of the second internal bus bar exposed from the first resin member and a second terminal of the fifth internal bus bar exposed from the second resin member extends toward the other and are directly joined with each other.
US11973430B2 Converter adaptable to wide range output voltage and control method thereof
The application discloses a converter adaptable to a wide range output voltage and a control method thereof. The converter includes a PWM half-bridge circuit. The control method includes: causing the PWM half-bridge circuit to enter into a DCM by regulating a switching frequency; in each switching period, extending conduction time or turning on a corresponding synchronous rectifier once again for a predetermined time before the first power switch and the second power switch are turned on, to realize zero voltage switching (ZVS) of the first power switch and the second power switch. The application realizes ZVS of the primary power switches, thereby reducing loss.
US11973424B2 Spur free switching regulator with self-adaptive cancellation of coil current ripple
Described herein is a spur-free technique for a switching regulator. The switching regulator may self-adaptively reduce the spur of the output voltage without affecting performance of the switching frequency, The switching regulator may track a coil current and may use an active feedback loop to adaptively generate an artificial coil current, which tracks an amplitude of the coil current but having opposite phase. The artificial coil current may then be injected into an output node to cancel the coil current ripple.
US11973423B2 Switching converter with pulse truncation control
A system includes a load and a switching converter coupled to the load. The switching converter includes at least one switching module and an output inductor coupled to a switch node of each switching module. The switching converter also includes a controller coupled to each switching module, where the controller is configured to adjust a pulse clock rate and a switch on-time for each switching module. The controller comprises a pulse truncation circuit configured to detect a voltage overshoot condition and to truncate an active switch on-time pulse in response to the detected voltage overshoot condition.
US11973422B2 High step-down modular DC power supply
The present invention discloses a high step-down modular DC power supply, belonging to the field of power electronics technology, and the high step-down modular DC power supply includes an upper modular cascade circuit string, a lower modular cascade circuit string, a load, and an input source, where the upper modular cascade circuit string includes i upper sub-module circuits, and the lower modular cascade circuit string includes j lower sub-module circuits. A combination manner of module circuits includes: upper module string cascading, lower module string cascading, and hybrid cascading of the upper module string and the lower module string. The power supply is formed to be a high voltage step-down ratio power supply with high voltage direct current input and low voltage direct current output through modular cascading. No synchronous control signal is needed between sub-modules of the power supply, voltage equalization of power supply input series capacitors may be realized without a central controller, and therefore, a control strategy of each sub-module is very simple. The power supply may be flexibly expanded in voltage and power classes, and is suitable for auxiliary power supply applications in medium voltage or high voltage DC input occasions.
US11973421B2 Circuit module including metal plate in contact with electrode portions
A circuit module includes a substrate, a DC/DC converter mounted on the substrate, and a capacitor including a pair of electrodes each including an upper electrode portion facing the second main surface, a lower electrode portion opposing the upper electrode portion, and a side-surface electrode portion connecting the upper electrode portion and the lower electrode portion. The circuit module includes metal plates connected to the substrate and exposed to the outside. The metal plates are in contact with the lower electrode portion and the side-surface electrode portion. The metal plates are in contact with the lower electrode portion and the side-surface electrode portion.
US11973420B2 Voltage supply device and voltage supply device control method
An aspect of the present invention is a voltage supply device including: a controller which outputs a signal indicating any one bus voltage determined by negotiation among a plurality of bus voltages from a power supply circuit to an external device; a reference voltage generation unit which generates a reference voltage corresponding to the signal; a detection voltage output unit which detects the bus voltage and outputs a detection voltage; a comparison unit which compares the detection voltage with the reference voltage; and a switch unit which switches the supply state of the bus voltage to the external device in response to the comparison result.
US11973419B2 Inverter circuit and method, for example for use in power factor correction
An inverter circuit receives an AC input signal and uses at least two bidirectional switches between the input terminals and a junction node to perform the electrical inversion function. A resonant circuit is formed by a primary side inductor between the junction node and a second node and a capacitor arrangement between the second node and the input terminals.
US11973416B1 Adaptive load-responsive portable electric energy storage system and power regulation method thereof
A portable electric energy storage system and a power regulation method thereof are provided. The portable electric energy storage system includes a housing, and an inverter and an energy storage battery disposed in the housing, and further includes: a power detector configured to detect a present power Pt of a connected load; a first comparator configured to compare the present power Pt with a rated power Pe of the inverter; a first actuator configured to regulate an output power of the inverter to a first preset power P1 if the present power Pt is greater than the rated power Pe of the inverter; and a second actuator configured to gradually regulate the output power of the inverter to a second preset power P2 after the connected load is driven to start operation or operate for a period of time; or determine whether to stop driving output of the load.
US11973410B2 Method for determining an intermediate circuit voltage
A method for determining an intermediate circuit voltage UDC,Ideal in an electrical system, which includes a battery, a DC-DC converter, a DC-AC converter, and an electrical machine. The battery is connected to the DC-DC converter, the DC-DC converter is connected to the DC-AC converter, and the DC-AC converter is connected to the electrical machine. An intermediate circuit of the electrical system is formed by the DC-DC converter and the DC-AC converter. A line-to-line voltage ÛLL, which is applied to a conductor of the electrical machine, is determined, wherein a maximum degree of modulation mmax of the line-to-line voltage ÛLL is determined. The intermediate circuit voltage UDC,Ideal is determined according to the equation U D ⁢ C , Ideal = U ^ L ⁢ L m max
US11973408B2 Assembly for damping acoustic energy, air flow generator for a cooling system provided with such an assembly, and associated cooling system
The invention relates to an assembly (10) comprising a vibrating source (20) capable of dissipating vibrational energy (ev); a radiating source (30) capable of generating acoustic waves from the vibrational energy (ev); at least one compressible member (40) which is in contact with the vibrating source (20) and the radiating source (30); the assembly (10) being characterised in that the compressible member (40) is mounted so as to be compressed between the vibrating source (20) and the radiating source (30) in such a way as to dampen the acoustic waves.
US11973406B2 Rotor and electric motor with such a rotor
A rotor (1) for an electric machine (25) which comprises a rotor support (2). The rotor support has cylindrical inner and outer shells (3, 4). A magnetic flux-carrying rotor component has first and second end faces (6, 7) and carries the cylindrical outer shell (4). A rotationally shaft section (8) is arranged in an inside space (9) of the rotor support and mounted coaxially with the rotor support. At least in the area of the first end face (6) the outer shell has first teeth which face toward the magnetic flux-carrying rotor component and a first tooth base between respective pairs of first teeth, and at least in the area of the second end face (7) the outer shell (4) has second teeth which face toward the magnetic flux-carrying rotor component and a second tooth base between respective pairs of second teeth. The invention also relates to an electric machine.
US11973405B2 Stator for rotating electric machine and cooling structure for stator
A stator for a rotating electric machine includes a stator core, a coil having a coil end, a cooling jacket that is attached to the stator core so as to house the coil end in the cooling jacket and that allows cooling oil to flow therethrough, introduction parts, and discharge parts. The coil end includes first portions, extending parallel to an end surface of the stator core, and pairs of second portions, each pair being connected to both ends of a corresponding one of the first portions, the pairs extending in a direction parallel to an axial direction. The cooling jacket includes an inner circumferential wall and an outer circumferential wall. The introduction parts are provided on the outer circumferential wall, and the discharge parts are provided on the inner circumferential wall.
US11973398B2 Electric motor cooling system and method for operation of said system
Methods and systems for cooling an electric motor are provided. An electric motor system, in one example, comprises a rotor with a plurality of axial air conduits, a first balancing plate positioned on a first axial side of the rotor, the first balancing plate comprising an inlet air duct and an outlet air duct, and a second balancing plate positioned on a second axial side of the rotor, the second balancing plate comprising an inlet air duct and an outlet air duct. In the electric motor system, the inlet air duct in the first balancing plate is radially offset from the inlet air duct in the second balancing plate.
US11973394B2 Balanced dual linear drive power system
A linear drive system adapted for repetitive driving using a linear motor. Linkages are used to maintain the driven portion in linear motion. A coupled dual drive system in which two driven portions are coupled such that their coupled motions travel at the same velocity in opposed directions. A linear drive system with a return spring portion which is adapted to facilitate linear direction changeover. A coupled linear drive system which may be used as a mechanical power source for drive systems used in transportation and industry.
US11973393B2 Movable part of a linear motor comprising a carriage interface member
A movable part of a linear motor, having a primary part movable relative to a secondary part, includes a carriage, the primary part, and an interface member for removably connecting the carriage to the primary part. The carriage is configured to fixedly support an object to be moved, such as, for example, a machine part of a machine tool. The carriage includes two opposite lateral sides and a bottom side having an interface member receiving portion including anchoring receiving parts. The carriage interface member is fixedly connected to the primary part and includes anchoring portions mounted on respective anchoring receiving parts of the carriage. Two opposite edge portions of the carriage interface member are aligned and are fixedly connected to a portion of respective opposite lateral sides of the carriage.
US11973392B2 Linear actuator
A linear actuator includes a controlling module, a driving module and a transmission module. The controlling module includes a circuit board, two micro switches and a socket. The two micro switches are electrically connected to the circuit board. A first end of the socket is electrically connected to the circuit board, and a second end of the socket has a plurality of first connecting parts. The driving module is electrically connected to the controlling module and includes a motor and a connecting mount. The connecting mount is electrically connected to the motor and has a plurality of second connecting parts. The second connecting parts are detachably connected to the first connecting parts so as to electrically connect the connecting mount to the socket. The transmission module is connected to the motor and driven by the motor.
US11973391B2 Tangentially actuated magnetic momentum transfer generator
In general, devices and systems for a tangentially actuated magnetic momentum transfer generator, and methods of use thereof, are provided. In an aspect, an electrical generator having a plurality of turns of wire forming a coil, a rotating magnet positioned in the coil, at least one stationary magnet positioned about the coil, and a slider movable relative to the rotating magnet in a direction tangential to an outer surface of the rotating magnet are provided. The slider can be configured to cause rotation of the rotating magnet, and the rotation of the rotating magnet and/or an interaction of the rotating magnet with a magnetic field of one or more of the at least one stationary magnet and the slider magnet can induce a voltage across a first terminal end and a second terminal end.
US11973386B2 Rotary electric machine and method of manufacturing rotary electric machine
Since the shape of the insulating paper is complicated, a forming and bending step of the insulating paper is required, and further there is a step of inserting the insulating paper in the middle of coil forming, which causes a problem of damaging the insulating paper.A fitting state of an insulating paper 201 into the inter-coil gap has an annular taper shape in which a diameter dimension D1 of an annular opening of the insulating paper 201 on a coil end tip side is long, and a diameter dimension d2 of an annular opening of the insulating paper 201 on a stator end face side on the opposite side is short. The insulating paper 201 is made to follow the tapered shape of the inter-coil gap 140 between an inner peripheral coil 120 and an outer peripheral coil 130, and the insulating paper 201 is fitted in a state inclined from the coil end tip side to the stator end face side with respect to an axial direction of the stator 20. Therefore, bending after the insertion of the insulating paper 201 is reduced, the force of the insulating paper 201 trying to come off to the coil end tip side is suppressed, and it is possible to obtain the effect of preventing the floating and the coming off of the insulating paper 201.
US11973384B2 Varnish applicator for electric motor
An electric motor includes a stator, an insulating layer, and a wire. The stator includes a first circular laminate and a second circular laminate. The first laminate includes a first finger having a distal end extending toward a center point of the first circular laminate. The second laminate includes a second finger having a distal end extending toward a center point of the second circular laminate. The first and second fingers define a wall. The distal ends of the first and second fingers define a space therebetween. The insulating layer extends along the wall and into the space. The insulating layer is spaced from the distal end of the second finger. The wire extends along the insulating layer below the distal ends of the first and second fingers.
US11973383B2 Roller molding method for producing a spiral structure
The present application creates a roller molding method for producing a spiral structure or a coil, in particular a spiral structure for use in electric machines, wherein material is supplied between a first roller and a second roller running opposite thereto, wherein the first roller has first teeth, and the second roller has second teeth, said first and/or second teeth having tooth flanks with cavities for receiving the supplied material, wherein the teeth are designed and aligned such that the cavity of at least one tooth is at least temporarily delimited by the surface of a tooth of the other roller when the rollers are rotating such that the supplied material is molded between the teeth into a portion of the spiral structure or the coil.
US11973378B2 Rotor, motor, fan, air conditioner, and manufacturing method of rotor
A rotor includes a shaft made of a stainless steel, an annular rotor core surrounding the shaft from an outer side in a radial direction about a center axis of the shaft, a magnet attached to the rotor core, and a separating portion provided between the shaft and the rotor core and having electric insulation property. The magnet constitutes a first magnetic pole, and a part of the rotor core constitutes a second magnetic pole. The rotor core has an inner circumference facing the shaft and an outer circumference opposite to the inner circumference. A radius R1 of the shaft and a maximum distance R2 from the center axis to the outer circumference of the rotor core satisfy R1/R2≥0.20.
US11973376B2 Electric motor with simplified winding and U-shaped rotor
An electric motor is provided and includes a U-shaped rotor including circumferentially arranged U-shaped magnets, each circumferentially arranged U-shaped magnet defining an interior, and a stator supportive of a winding structure. The winding structure includes phase coils extending axially and radially within the interior for torque production with each circumferentially arranged U-shaped magnet and end windings respectively extending outside the interior between corresponding ends of sequential pairs of the phase coils.
US11973374B2 Outer rotor brushless motor having an axial fan
A brushless direct-current motor is provided includes an inner stator and an outer rotor. The rotor includes a rotor core disposed around the stator, an inner annular member mounted on a rotor shaft, and a plurality of radial blades extending angularly from the rotor core to the inner annular member forming a fan. A first end cap is provided including a radial back plate proximate the fan and a center opening in the radial back plate through which the rotor shaft extends. A second end cap is provided including a main body disposed adjacent the stator opposite the fan. The radial back plate of the first end cap includes at least one sloped surface forming at least one air gap such that the airflow generated by the fan is centrifugally guided within the first end cap by the sloped surface and caused to exit through the air gap.
US11973372B2 Electric machine for driving a motor vehicle
An electric machine (1) for driving a motor vehicle includes a stator (2) having at least one winding overhang (9, 10). Cooling fluid is flowable in the area of the at least one winding overhang (9, 10) to receive heat from the at least one winding overhang (9, 10). Air is flowable in the area of the at least one winding overhang (9, 10) to receive heat from the cooling fluid.
US11973369B2 Laminated core with center electrical steel sheets adhered with adhesive and some electrical steel sheets fixed to each other on both ends of the center sheets
A laminated core includes a plurality of electrical steel sheets stacked on each other, wherein, among the plurality of electrical steel sheets, both of the electrical steel sheets located on a first side in a stacking direction and the electrical steel sheets located on a second side in the stacking direction are fastened to each other but are not adhered to each other, and the electrical steel sheets located in a center in the stacking direction are adhered to each other but are not fastened to each other.
US11973368B2 Control apparatus of power converter
The control circuit for a system provided with a power converter of multi-phase rotating electric machine, and is provided with a switch driving unit that drives the upper and lower arm switches based on the switching command to drive the rotating electric machine, an emergency power source that generates power with a power supplied from the power storage unit, an abnormality determination unit that determines whether a failure occurs in the control circuit, and an emergency control unit that performs, when the emergency determination unit determines that a failure occurs in the control circuit, a short circuit control in which either the upper arm switches or the lower arm switches are turned ON and the other arm switches are turned OFF by using the emergency power generated by the emergency power source.
US11973367B1 Control circuit for linearly charging power capacitors
A circuit for effectively controlling the process of pre-charging a power capacitor, comprising an integrator circuit consisting of an operational amplifier implementing a voltage dependent current source, the power capacitor is being connected between the output of the integrator and ground; a high side driver connected to the positive input of the integrator via a serial current limiting resistor, for generating control signals provided to the dependent current source, the negative terminal of the driver being connected to the negative input of the integrator; a control capacitor connected between the positive input of the operational amplifier and ground. Upon activating the driver by an activation pulse, the power capacitor is being charged in a constant current determined by the current limiting resistor, until reaching a desired voltage, while the voltage across the power capacitor follows the volage across the control capacitor.
US11973366B2 Battery booster
Describes is a battery booster for jumpstarting a vehicle having an external battery. The battery booster comprising a set of electrical conductors, a power supply configured to supply a starting current to jump start the vehicle via the set of electrical conductors, a boost switch positioned in-line between the power supply and a set of battery clamps on one of the set of electrical conductors; and at least one processor configured to output a control signal to close the boost switch as a function of one or more parameters of the power supply, the external battery, or the vehicle. The set of electrical conductors are configured to couple with the external battery or with an engine that is electrically coupled with the external battery via the set of battery clamps. The set of electrical conductors comprises a positive electrical conductor and a negative electrical conductor. The power supply comprises a plurality of lithium battery cells arranged to form a lithium battery having a positive terminal and a negative terminal.
US11973362B2 Charge cable deadzone mitigation
A charging cable is configured to rotate freely while attached to a cable plug on a chargeable device. The plug has contact pads separated by an insulator, and the matching cable head has pins for contacting the pads of the plug. There may be a ‘deadzone’ position where one or more pins of the cable head rest of the separator and do not make contact with the charge pads on the cable plug. The examples include pins in the cable head for redundant charging paths that are complimentary such that only one of the power paths will be on at any given time.
US11973358B2 Inductive electronic identification device and power-supply-compensation circuit of the same
An inductive electronic identification device and a power-supply-compensation circuit of the same are provided. The power-supply-compensation circuit has a power supply unit and a compensation circuit, and connects to a load unit for supplying the load unit to operate. The compensation circuit receives the compensation signal from the load unit, so that the voltage regulator of the compensation circuit controls the voltage rise and fall of one end of the capacitor of the compensation circuit. The capacitive element switches to the charging or discharging mode according to the power consumption of the load unit. In this way, electrical charges are stored when the load unit consumes less power, and compensation current is provided when the load unit consumes more power, so as to maintain the normal operation of the load unit.
US11973353B2 Electronic device and method for transmitting information to external device for adjusting wireless power to be transmitted from external device on basis of proximity of external object
An electronic device according to various embodiments comprises a communication module, a sensor module, a wireless charging antenna, a wireless charging module connected to the wireless charging antenna, and at least one processor, wherein the at least one processor may be configured to: receive a signal related to wireless charging from an external device through the communication module; check information indicating the degree of proximity between at least a part of a human body and the electronic device by using the sensor module at least on the basis of the signal; transmit, to the external device, data for adjusting wireless power to be output by the external device at least on the basis of the information; and receive the adjusted wireless power from the external device through the wireless charging module.
US11973345B2 Building energy system with predictive control of battery and green energy resources
A predictive controller for a building energy system includes one or more processing circuits configured to obtain a constraint that defines a total electric load to be served by the building energy system at each time step of a time period as a summation of multiple source-specific energy components. The source-specific energy components include a first energy component indicating a first amount of energy to obtain from a first energy source during the time step and a second energy component indicating a second amount of energy to obtain from a second energy source during the time step. The one or more processing circuits are configured to perform a predictive control process subject to the constraint to determine values of the source-specific energy components at each time step of the time period and operate equipment of the building energy system using the values of the source-specific energy components.
US11973336B2 Circuit and plug for timing automatic detection of leakage protection function
A plug has a power supply module, a leakage detection module, a timing module, an input terminal for external power supply and an output terminal for outputting voltage, a current loop is formed between the input terminal and the output terminal, the power module is connected to an external power source through the input terminal, the power module includes a rectifier unit D3 and a power control unit, the input of the rectifier unit D3 and the input terminal are electrically connected. The invention has the function of automatically disconnecting the line output when the line has leakage, protecting the plug and the externally connected electrical appliances, and at the same time, it can automatically perform self-checking at regular intervals to check whether the leakage protection function can be used normally, thereby improving the plug's reliability.
US11973335B1 Solid state circuit breaker
A solid state circuit breaker has both solid state electronics and a physical switch. The solid state circuit breaker facilitates power measuring for end loads connected to a panel board circuit, e.g. receptacles, lighting, etc., over current protection, and disconnection all within one device. The solid state circuit breaker can be used at 100% of its rated capacity as opposed to 80% code-mandated limitation for thermal magnetic circuit breakers. The solid state circuit breaker also can provide power/current data (real-time) without the need of an additional device. The solid state circuit breaker further facilitates electronic, i.e. remote, opening, closing, and current limiting for demand response or load shedding.
US11973334B2 Power cord with leakage current detection and interruption function
A power cord with leakage current detection and interruption (LCDI) function includes at least two power supply lines, at least two insulating layers respectively covering the at lease two power supply lines, at least two leakage current detection lines respectively disposed around the at least two insulating layers, including a first leakage current detection line and a second leakage current detection line, at least one connector line, electrically coupled to the first leakage current detection line and/or the second leakage current detection line, and at least one insulating structure, covering at least one of the at least two leakage current detection lines, to electrically insulate the first and second leakage current detection lines from each other.
US11973333B2 Method and apparatus for determining phase locking of critical arc light
A method for determining phase locking of critical arc light includes: step 1: monitoring and collecting light radiation intensity of an arc inside a switch cabinet in real time, and converting the collected light radiation intensity into an electrical signal; step 2: extracting a power-frequency fundamental wave of the electrical signal, comparing an amplitude of the power-frequency fundamental wave of the electrical signal with a first threshold, and generating a pre-warning signal based on a comparison result of the first threshold; step 3: comparing the amplitude of the power-frequency fundamental wave of the electrical signal with a second threshold voltage, and generating a control signal based on a comparison result of the second threshold voltage and a protection time threshold; and step 4: protecting the switch cabinet under the critical arc light environment based on the pre-warning signal and the control signal.
US11973322B2 Spark gap assembly for overvoltage protection and surge arrester
A spark gap assembly that includes a first spark gap segment and a second spark gap segment electrically connected in series with the first spark gap segment. The first spark gap includes a first spark gap and a first grading circuit electrically connected in parallel with the first spark gap. The second spark gap segment includes a second spark gap and a second grading circuit electrically connected in parallel with the second spark gap.
US11973318B2 Light emitting device and projector
A light emitting device includes a substrate, and a laminated structure provided to the substrate, and including a columnar part, wherein the columnar part includes a first GaN layer having a first conductivity type, a second GaN layer having a second conductivity type different from the first conductivity type, and a light emitting layer disposed between the first GaN layer and the second GaN layer, the first GaN layer is disposed between the substrate and the light emitting layer, the light emitting layer has a first well layer as an InGaN layer, the first GaN layer has a c-face region, the first GaN layer has a crystal structure of a cubical crystal, and has a first layer constituting the c-face region, and a second layer as a GaN layer having a crystal structure of a hexagonal crystal is disposed between the first layer and the first well layer.
US11973315B2 VCSEL with integrated electrodes
An optoelectronic device includes a carrier substrate and a lower distributed Bragg-reflector (DBR) stack disposed on an area of the substrate and including alternating first layers. A set of epitaxial layers disposed over the lower DBR includes a quantum well structure. An upper DBR stack disposed over the set of epitaxial layers includes alternating second layers. Electrodes apply an excitation current to the quantum well structure. At least one of the electrodes includes a metal ring disposed at an inner side of at least one of the DBR stacks in proximity to the quantum well structure. One or more metal vias pass through the at least one of the DBR stacks so as to connect the metal ring at the inner side of the at least one of the DBR stacks to an electrical contact on an outer side of the at least one of the DBR stacks.
US11973311B2 To package for DFB laser with TEC vertically mounted in groove of heatsink
An optical sub-module includes a base body having a first base surface and a second base surface that are opposite to each other, a plurality of pins each penetrating through the second base surface and the first base surface, a heat sink disposed on the first base surface and having a groove facing the plurality of pins, a temperature regulator disposed in the groove, and a light emitter disposed on the temperature regulator. The temperature regulator includes a first heat exchange surface and a second heat exchange surface that are opposite to each other, the first heat exchange surface is in contact with an inner wall of the groove, and the light emitter is disposed at the second heat exchange surface so as to perform heat transfer with the temperature regulator.
US11973308B2 Integrated white light source using a laser diode and a phosphor in a surface mount device package
The embodiments described herein provide a device and method for an integrated white colored electromagnetic radiation source using a combination of laser diode excitation sources based on gallium and nitrogen containing materials and light emitting source based on phosphor materials. A violet, blue, or other wavelength laser diode source based on gallium and nitrogen materials may be closely integrated with phosphor materials, such as yellow phosphors, to form a compact, high-brightness, and highly-efficient, white light source. The phosphor material is provided with a plurality of scattering centers scribed on an excitation surface or inside bulk of a plate to scatter electromagnetic radiation of a laser beam from the excitation source incident on the excitation surface to enhance generation and quality of an emitted light from the phosphor material for outputting a white light emission either in reflection mode or transmission mode.
US11973307B2 Surface-emitting laser device
This surface-emitting laser device comprises: a first reflective layer; an active region disposed over the first reflective layer; an aperture region which is disposed over the active region and comprises an aperture and an insulating region; a second reflective layer disposed over the aperture region; and a second electrode electrically connected to the second reflective layer. The second electrode comprises first to sixth conductive layers. The first conductive layer may comprises Ti, and the sixth conductive layer may comprise Au.
US11973302B2 Methods and systems for aligning master oscillator power amplifier systems
The present disclosure provides a method for aligning a master oscillator power amplifier (MOPA) system. The method includes ramping up a pumping power input into a laser amplifier chain of the MOPA system until the pumping power input reaches an operational pumping power input level; adjusting a seed laser power output of a seed laser of the MOPA system until the seed laser power output is at a first level below an operational seed laser power output level; and performing a first optical alignment process to the MOPA system while the pumping power input is at the operational pumping power input level, the seed laser power output is at the first level, and the MOPA system reaches a steady operational thermal state.
US11973300B2 Switch cabinet having a power converter having a cable connection element
A switch cabinet includes an electric component, e.g. a power converter, having at least three cable connection elements. Each of the cable connection elements has an electric contact area capable of being contacted by a cable lug, and an assembly area. The cable connection element is fastenable at the assembly area to a body of the electric component and is connected to the body of the electric component at the assembly area. The electric contact area and the assembly area are arranged on the cable connection element in such a way that a plane of the electric contact area and a plane of the assembly area intersect at a positioning angle.
US11973297B2 Electrical connector with shielding features and insulated housing designed for streamlined assembling
An electrical connector including an insulating body, a first metallic member, a second metallic member, a plurality of terminals, and a metallic shell is provided. The insulating body has a base portion, a thickened step portion, and a tongue portion. The thickened step portion is located at a root of the base portion. The first metallic member and the second metallic member are disposed on an upper surface and a lower surface of the insulating body. The metallic shell is disposed on an exterior of the insulating body to surround the first metallic member, the second metallic member, and the terminals, wherein the front flat contact portion of each of the terminals is exposed out of the tongue portion, and a portion of the first metallic member and a portion of the second metallic member are exposed out of the thickened step portion.
US11973296B2 Highly configurable and modular high-speed connector system
A shielded modular connector system includes a first portion having a first housing and a plurality of first contact modules, the first housing including a first interface surface and a first interface perimeter surrounding the first interface surface, a first plurality of bays to receive the plurality of first contact modules, and a grounding ring. The system further includes a second portion configured to mate with the first portion, and having a second housing and a plurality of second contact modules. The second housing includes a second interface surface and a second interface perimeter surrounding the second interface surface and designed to face the first interface surface, a second plurality of bays configured to receive the plurality of second contact modules, and a backshell located along at least a portion of the second interface perimeter and extending away from the second interface surface.
US11973295B2 High-speed connector with shielding piece surrounding signal pins and connected to ground pins
A high-speed connector includes an insulating body and a terminal module. The terminal module includes a number of terminal groups. Each terminal group includes a number of ground terminals, a number of signal terminals and two shielding pieces. The ground terminal includes a ground pin. The signal terminal includes a signal pin. Each shielding piece includes a number of convex portions and a number of surrounding portions. The ground pins and the signal pins are distributed in a staggered manner. At least one ground pin is in contact with the convex portions of the two shielding pieces. The surrounding portion surrounds the signal pins. When the ground pins and the signal pins are no longer in the same plane or the same row, the shielding piece can prevent cross-talk among signals, thereby improving the transmission quality.
US11973294B2 Electronic seal having spring antenna
The present invention includes a plug bolt and a bolt seat. The plug bolt includes a bolt pin having an upper buckle and a receiving hole that receives a circuit device including an RFID chip and a lower contact point therein. The bolt seat includes a lower monopole antenna, a locking hole into which the bolt pin is insertable, and a lower buckle by which the upper buckle is positionable. The bolt pin is manipulatable to lock up with the bolt seat and set the lower monopole antenna and the lower contact point in electrical connection to activate the RFID chip. The lower monopole antenna includes a spring at a location corresponding to the locking hole. The spring provides preloading for keeping electrical connection between the lower monopole antenna and the lower contact point. The spring is set to match with a frequency band of a host device.
US11973288B1 Apparatus for a locking thermal conditioning hose for an electric aircraft and method of use
An apparatus for a locking thermal conditioning hose for an electric aircraft, the apparatus comprising a thermal conditioning hose comprising a thermal medium flow path configured to contain a flow of a thermal medium, a thermal medium return path, the thermal medium return path configured to contain a flow of the thermal medium from an electric aircraft, and a mating component, wherein the mating component is configured to make a connection with an electric aircraft port, and a thermal latch, wherein the thermal latch is configured to couple the thermal conditioning hose to the electric aircraft.
US11973286B2 Electrical connector and manufacturing method thereof
An electrical connector comprises a housing and a plurality of contacts. The housing has a card slot for insertion of an electronic card and openings in two sides of the card slot. The plurality of contacts each comprises a plurality of separate members. Each member is in the shape of a beam with a contact portion, and each contact is inserted into one opening. A plurality of contact portions of each contact is arranged along an inserting direction of the electronic card. The electrical connector is easy to assemble, since it only needs to insert the plurality of members included in the contact corresponding to each opening in the housing into the opening. Thus, the cost can be reduced. The plurality of members are held on the housing through the corresponding opening and these members can be reliably fixed to the housing without an additional fixing component. Thus, the electrical connector has a simple structure. In addition, manufacturing each contact into several separate members causes the structure of each member simple, thereby reducing the processing difficulty of the contact and further reducing the cost.
US11973283B2 Reconfigurable antenna systems with ground tuning pads
Reconfigurable antenna systems with ground tuning pads are provided herein. In certain configurations, an antenna system includes an antenna element, a first tuning conductor spaced apart from the antenna element on a first side of the antenna element, a second tuning conductor spaced apart from the antenna element on a second side of the antenna element, a first ground tuning pad configured to receive a ground voltage, and a first switch electrically connected between the first tuning conductor and the first ground tuning pad. The first switch is operable to selectively connect the first tuning conductor to the first ground tuning pad to thereby tune the antenna element.
US11973281B2 Wireless communication device
An RFID tag is provided that transmits and receives a communication signal. The RFID tag includes a base material, an antenna pattern provided on the base material, and an expansion member. The expansion member is disposed adjacent to the antenna pattern and has a coefficient of linear expansion that is higher than coefficients of linear expansion of the antenna pattern. When the RFID tag is subjected to an electromagnetic wave heating microwave, and thus the temperature of each portion rises, the antenna pattern breaks at a position of the expansion member. With this configuration, ignition and combustion are able to be prevented even in a situation in which the RFID tag is subjected to high-frequency power for heating a food item while being attached to the food item.
US11973279B2 Antenna device and communication apparatus
A patch antenna is constituted by a radiation element disposed on a substrate and a ground conductor disposed in the substrate. A dielectric member is disposed to cover the radiation element and a body of a resin material is disposed to cover the dielectric material as viewed from above. The dielectric member is disposed on a side opposite a side on which the ground conductor is disposed as viewed from the radiation element. When a direction of a normal line to the radiation element is assumed as a height direction, a line which links centroids of horizontal sectional surfaces of the dielectric member in the height direction leans with respect to the direction of the normal line to the radiation element.
US11973274B2 Single-switch-per-bit topology for reconfigurable reflective surfaces
A single-switch-per-bit topology for reconfigurable reflective surfaces (RRSs) is provided. Novel multi-bit unit-cell configurations are presented for radio-frequency (RF) RRSs with improved radiation efficiency and compact designs. Embodiments described herein realize a multi-bit RRS using an antenna array with multiple integrated switches at the ports of every antenna element (e.g., one at each port, providing one control bit per switch). By manipulating the states of the switches, the impinging waves on the surface are modulated, leading to beamforming in the desired direction. Some embodiments utilize a single switch-per-bit topology integrating single-pole-single-throw (SPST) switches (e.g., PIN diodes) into the unit-cell design, achieving up to 4 bits of phase quantization with only 4 switches. The exhibited radiation efficiency of the multi-bit RRS is significantly improved compared to lower bit configurations.
US11973272B2 Antenna apparatus and spacecraft
A spacecraft includes: a main-reflection unit configured to reflect and emit a radio wave outside, a sub-reflection unit configured to face the main-reflection unit, a radiator arranged to face the sub-reflection unit and configured to radiate the radio wave in a direction of the sub-reflection unit, a main body configured to be able to accommodate at least one part of the sub-reflection unit therein, and a delivery device connected to the sub-reflection unit and configured to deliver the sub-reflection unit, at least one part of which is accommodated in the main body, to a position where the sub-reflection unit is able to reflect the radio wave radiated from the radiator to the main-reflection unit and cause the main-reflection unit to radiate the radio wave outside.
US11973266B2 Conductive liquid antenna
An antenna 300 comprising a housing 310 with an internal cavity 315. The cavity 315 holds an adjustable amount of electrically conductive liquid, and a twin-conductor feedline 350 connects the antenna 300 to a receiving and/or transmitting device. The conductive liquid in the cavity 315 of the antenna housing 310 acts as a first element and receives/transmits signals from/to the first feedline conductor, whilst the second feedline conductor is attached to electrical ground 320.
US11973261B2 Antenna structure and wireless communication device using same
An antenna structure with wide radiation bandwidth in a reduced physical space includes a metallic housing, a first feed portion, and a second feed portion. The metallic housing includes a metallic side frame and a metallic back board. The metallic side frame defines a slot, and first and second gaps. The metallic side frame between the first gap and one end of the slot forms a first radiation portion. The second gap divides the first radiation portion into first and second radiation sections. The first feed portion feeds current and signal to the first radiation section, and the first radiation section works in a GPS mode and a WIFI 2.4 GHz mode. The second feed portion feeds current and signal to the second radiation section, and the second radiation section works in a WIFI 5 GHz mode.
US11973260B2 Antenna
A light-transmitting antenna includes a substrate, a first and a second conductive pattern. The first and the second conductive pattern is disposed on a first and a second surface of the substrate respectively. The first conductive pattern includes a first feeder unit, a first and a second radiation unit, a first and a second coupling unit and a first parasitic unit. The first feeder unit is connected to the second radiation unit. The first and the second radiation unit are located between the first and the second coupling unit. One side and the other side of the first parasitic unit is connected to the second coupling unit and adjacent to the first coupling unit respectively. The second conductive pattern includes a second feeder unit, a third coupling unit, a second parasitic unit, and a fourth coupling unit.
US11973258B2 Compactable structures for deployment in space
Systems and methods described herein include collapsible and deployable antenna structures. The antenna structures may include any combination of shape memory composites, inflatable envelopes, and/or degradable materials.
US11973249B2 Integrated power generation system
An integrated power generation system including: a hotbox containing a steam reformer and at least one solid oxide fuel cell (SOFC) stack; a condenser, a combustor, a heater, and a turbomachine comprising a compressor and an expander. The steam reformer is configured to convert a hydrocarbon fuel and steam into a stack fuel. The SOFC stack is configured to convert the stack fuel into a first anode waste gas. The condenser functions to remove water from the first anode waste gas, thereby producing a second anode waste gas of higher fuel energy density. The combustor burns the second anode waste gas with release of exothermic heat. The heater thermally transmits heat from an expanded combustion product to water collected in the condenser, so as to generate steam. A steam line fluidly connects the heater to the steam reformer.
US11973245B2 Battery module
To provide a battery module with high volumetric efficiency. A battery module comprising stacked and connected unit cells each comprising a power generation element, a cathode terminal, and an anode terminal disposed on the opposite side of the cathode terminal of the power generation element, wherein a connection laminate layer including a resin layer, a metal layer and a resin layer in this sequence, is disposed between the unit cells, and wherein the metal layer of the connection laminate layer is electrically connected to the cathode terminal of one adjacent unit cell and the anode terminal of the other unit cell.
US11973242B2 Gas removal device for secondary battery, and gas removal method using same
A degassing apparatus for a secondary battery, and a degassing method using same, is provided. The degassing apparatus includes a drive motor and a jig arm configured to pressurize a first surface of a gas pocket of a battery cell and a second surface opposite the first surface by controlling a separation distance by the operation of a driving motor. The degassing apparatus is capable of performing an effective degassing and sealing process for the battery cell without positional movement of the battery cell during cell activation or after cell activation.
US11973241B2 Traction battery enclosure reinforcement assembly and reinforcing method
A traction battery assembly according to an exemplary aspect of the present disclosure includes, among other things, a tray, at least one battery module, a lid secured to the tray to provide an enclosure having an interior that houses the at least one battery module, the lid having a lid aperture, and a reinforcement member is secured directly to the lid. The reinforcement member has a reinforcement member aperture. A fastener extends through the lid aperture and the reinforcement member aperture. The fastener is secured to a structure within the interior. The reinforcement member is secured directly to the lid separately from the fastener.
US11973240B2 Metal-air battery and method of using the same
Provided is a metal-air battery and a method of using the same that make it possible to simplify replacement work while also sustaining high output effectively. The metal-air battery of the present invention comprises a cell unit provided with a plurality of metal-air battery cells in parallel, each metal-air battery cell being configured to include a metal electrode, an air electrode disposed facing the metal electrode, and a housing that supports the metal electrode and the air electrode. The metal-air battery also comprises handles for example that act as a first replacing means enabling the replacement of the entire cell unit. With this arrangement, it is possible to simplify replacement work while also sustaining high output effectively.
US11973239B2 Protection structure for on-board battery
A protection structure for an on-board battery. The on-board battery includes a battery stack and is configured to be mounted on a vehicle. The protection structure includes a first frame, a second frame, and a fixing member. The first frame is to be coupled to an upper portion of a battery case that contains the battery stack, so as to fix the battery case to a vehicle body of the vehicle. The second frame is to be disposed above the battery case and to be coupled to the first frame. The fixing member is to be fixed to the second frame so as to suspend and support the battery stack. The second frame is to be disposed in a direction crossing a longer direction of the battery stack and at least at an approximate center in the longer direction of the battery stack.
US11973237B2 Battery pack
A battery pack is configured to be coupled to a power tool. The battery pack includes a housing having a cavity. The battery pack includes a battery cell carrier having first and second carriages. The first and second carriages support a plurality of battery cells therebetween. The battery cell carrier is configurable in different configurations based on a size of the plurality of battery cells supported between the first and second carriages. The battery pack includes a plurality of mounting features between the housing and the battery cell carrier. The plurality of mounting features is configured to alternatively secure the different configurations of the battery cell carrier to the housing.
US11973236B2 Battery, electric apparatus and method for producing battery
The embodiment of the present application relates to the field of battery, and in particular relates to a battery, an electric apparatus, and a method for producing a battery. The battery of the present application includes: a battery cell; a box body configured for accommodating the battery cell and comprising a sleeve, and a first end cover and a second end cover for sealing both ends of the sleeve in a height direction respectively; a first insulating member, at least part of the first insulating member being located between the first end cover and the battery cell; and a second insulating member, at least part of the second insulating member being located between the second end cover and the battery cell; where an inner wall of the sleeve is provided with a fixing portion configured to fix the first insulating member and the second insulating member.
US11973234B2 Assembly facilitating the generation of vapor
An assembly facilitating the generation of consumable vapor having a housing including a plurality of housing sections each having a different one of a plurality of power sources retained therein. Each of a plurality of connectors are disposed on a different one of said housing sections and include a terminal, each terminal conductively connected to a correspondingly disposed one of the plurality of power sources. A control assembly is operatively connected to each of the plurality of power sources and is structured to variably and independently regulate current from a correspondently disposed battery to a correspondently disposed terminal. To complete the generation of vapor, each of the connectors is removably attached in current transferring relation to a heating element of one of the vaporizable material cartridges attached thereto.
US11973233B2 Electrochemical catalysts with enhanced catalytic activity
A catalyst structure includes: (1) a substrate; (2) a catalyst layer on the substrate; and (3) an adhesion layer disposed between the substrate and the catalyst layer. In some implementations, an average thickness of the adhesion layer is about 1 nm or less. In some implementations, a material of the catalyst layer at least partially extends into a region of the adhesion layer. In some implementations, the catalyst layer is characterized by a lattice strain imparted by the adhesion layer.
US11973231B2 Membrane electrode assembly (MEA) for proton exchange membrane electrochemical cell
A membrane electrode assembly (MEA) includes an ionically-conductive proton exchange membrane. Further, the MEA includes an anode contacting a first side of the membrane. The anode includes an anode gas diffusion layer (GDL). Further, the anode includes a first anode catalyst layer containing first catalyst particles, a hydrophobic polymer bonding agent, and a first ionomer bonding agent that lacks functional chains on a molecular backbone. The anode also includes a second anode catalyst layer containing second catalyst particles and a second ionomer bonding agent that includes functional chains on a molecular backbone. The MEA also includes a cathode contacting a second side of the membrane and comprising third catalyst particles and a cathode GDL.
US11973229B2 Anode for lithium metal battery, manufacturing method of the same, lithium metal battery including the same
The present disclosure relates to an anode for a lithium-metal battery, a manufacturing method of the same, and a lithium-metal battery including the anode. The anode for a lithium-metal battery includes a complex hierarchical structure current collector which includes an inverted pyramid-shaped micro hole pattern and nanostructures provided within the inverted pyramid-shaped micro hole pattern; and a lithium metal which is electrodeposited on the nanostructure of the current collector. As a result, it is possible to increase the life stability of the battery and increase the coulombic efficiency.
US11973227B2 Electrode binder composition for secondary battery electrode and electrode mixture including the same
Provided are a binder composition for a secondary battery electrode, and an electrode mixture including the same, and more particularly, a binder composition for a secondary battery electrode capable of providing excellent binding strength for an active material and an electrode while having excellent latex stability, thereby improving performance of a secondary battery, and an electrode mixture including the same.
US11973225B2 Lithium metal phosphate electrode manufacturing
Described are embodiments of a lithium metal phosphate production methods and systems. The systems and methods can include combining lithium extraction from spodumene, lithium recycling from lithium ion battery (“LIB”) black mass, and/or lithium metal phosphate synthesis from metal phosphates.
US11973224B2 Battery with acidified cathode and lithium anode
A battery comprising an acidified metal oxide (“AMO”) material, preferably in monodisperse nanoparticulate form 20 nm or less in size, having a pH<7 when suspended in a 5 wt % aqueous solution and a Hammett function H0>−12, at least on its surface.
US11973222B2 Positive electrode active material precursor for lithium secondary battery, and method of preparing the same
A positive electrode active material precursor having a uniform particle size distribution and represented by Formula 1, wherein a percentage of fine powder with an average particle diameter (D50) of 1 μm or less is generated when the positive electrode active material precursor is rolled at 2.5 kgf/cm2 is less than 1%, and an aspect ratio is 0.93 or more, and a method of preparing the positive electrode active material precursor [NixCoyM1zM2w](OH)2   [Formula 1] in Formula 1, 0.5≤x<1, 0
US11973220B2 Active electrode material
The invention relates to active electrode materials and to methods for the manufacture of active electrode materials. Such materials are of interest as active electrode materials in lithium-ion or sodium-ion batteries. The invention provides an active electrode material expressed by the general formula M1aM22-aM3bNb34-bO87-c-dQd.
US11973219B2 Method for pre-lithiation of negative electrode for lithium secondary battery and lithium metal laminate used therefor
A method for pre-lithiation of a negative electrode is disclosed, including the steps of: producing a lithium metal laminate which includes i) lithium metal foil; and ii) a buffer layer including carbonaceous material particles, inorganic compound particles, polymer compound particles or their combination, and coated on one surface of the lithium metal foil; producing a negative electrode including a negative electrode current collector, and a negative electrode active material layer formed on at least one surface of the negative electrode current collector; and laminating the lithium metal laminate with the negative electrode in such a manner that the buffer layer of the lithium metal laminate is in contact with the negative electrode active material layer. A lithium metal laminate used for the method is also provided. The pre-lithiation of a negative electrode that includes a buffer layer reduces the problem of rapid volumetric swelling occurring.
US11973217B2 Negative electrode active material and lithium ion secondary battery including negative electrode active material
The present disclosure provides a negative electrode active material that can realize excellent low temperature characteristics. An negative electrode active material for a lithium ion secondary battery disclosed herein includes a carbon material that is able to reversibly occlude and release lithium ions and a carbon coating layer that is formed on a surface of the carbon material, and the carbon coating layer contains carbon atoms and phosphorus atoms. In addition, in the carbon coating layer, when a peak of a P2p spectrum measured through X-ray photoelectron spectroscopy (XPS) is subjected to waveform separation, it has a peak at a position at which the binding energy is 131 eV.
US11973216B2 Positive electrode active material and battery
A positive electrode active material includes positive electrode active material particles including a composite oxide with a hexagonal crystal structure. The composite oxide includes Li, Co, and at least one element M1 selected from the group consisting of Ni, Fe, Pb, Mg, Al, K, Na, Ca, Si, Ti, Sn, V, Ge, Ga, B, As, Zr, Mn and Cr, and the at least one element M1 is provided on a surface of the positive electrode active material particles. An atomic ratio of a total amount of the at least one element M1 to an amount of Co on the surface of the positive electrode active material particles is from 0.6 to 1.3.
US11973208B1 Parallel mass transfer electric power generator system and process
A system and method to transfer and circulate energy and mass in a closed cycle, includes a machine to efficiently harvest energy potential to generate electrical power, operate a self-charging virtual battery, and produce pure oxygen based upon the application of the scientific principles of electrochemistry and gravitation by combining existing technological components and associated functions.
US11973207B2 Cell unit for battery module
A cell unit includes a plurality of battery cells disposed on both surfaces of a unit plate. A case accommodates the cell unit and provided with a cooling device on at least one surface of the case. The unit plate includes a plurality of receiving spaces formed by a plate portion, having a flat surface, and a side portion protruding upwardly and downwardly of the plate portion from both sides of the plate portion. The plurality of battery cells are received in each of the receiving spaces.
US11973204B2 Method and device for producing a heat transfer of components of a battery
The present disclosure relates to a method for producing a heat transfer between a base plate and at least one cell module of a battery, wherein the base plate of a frame of the battery is placed on a vacuum cushion, the vacuum cushion is plastically molded and a negative pressure is generated in the vacuum cushion in order to harden the vacuum cushion, then the cell module of the battery is pressed into a thermal paste previously applied to a surface of at least one of the base plate and the cell module, while the base plate is supported substantially over the entire surface by the hardened vacuum cushion, wherein the thermal paste is laterally distributed between the cell module and the base plate.
US11973201B2 Impact detection device for a traction battery of a motor vehicle and motor vehicle with an impact detection device
An impact detection device for a traction battery of a motor vehicle includes at least one air-filled chamber formed on an underbody element for the traction battery. An air-filled chamber is at least laterally sealed to outside and defined by a sealing material. A pressure hose and an introduction element for the pressure hose can be provided, wherein the air-filled chamber can be coupled to a pressure sensor through the pressure hose, and the introduction element can be attached to the underbody element and formed to couple the pressure hose to the air-filled chamber through the sealing material in a set position. The introduction element can be embedded by the sealing material which seals the air-filled chamber.
US11973193B2 Battery winding method, battery winding system, battery and electrical device
Provided are a battery winding method, a battery winding system, a battery and an electrical device. The battery winding method includes: winding; photographing a picture of a current winding layer; acquiring position data of a first point and of a second point according to the picture of the current winding layer, converting the position data of the first point to obtain the converted position data of a converted first point using a preset conversion matrix corresponding to the current winding layer based on the number of the current winding layers and calculating data of displacement between the first and second electrode plates based on the converted position data of the converted first point and the position data of the second point, and determining if the data of displacement is within a threshold value scope, if so, returning to wind a next winding layer, and if not, sending an alarm.
US11973185B2 Method for producing sulfide solid electrolyte
Provided is a method for producing a sulfide solid electrolyte having a high purity as side reaction hardly occurs, and having a high ionic conductivity, in a simplified manner.The method is for producing a sulfide solid electrolyte containing a lithium atom, a sulfur atom, a phosphorus atom and a halogen atom, comprising separately preparing a complex (1) containing a sulfide that contains a lithium atom, a sulfur atom and a phosphorus atom, as a constituent element, and a complex (2) containing a halide that contains a lithium atom and a halogen atom, as a constituent element, and mixing the complex (1) and the complex (2).
US11973184B2 Garnet-type composite metal oxide and method for producing same
One or more embodiments of the present invention are to provide a method for producing a composite metal oxide having an excellent crystallinity by a mechanochemical method. One or more embodiments of the present invention relate to a method for producing a garnet-type composite metal oxide containing Li, La, Zr and O. The method includes a step of treating a mixture containing raw material powders and a flux by a mechanochemical method to react the raw material powders, and the raw material powders contain a Li source powder, a La source powder and a Zr source powder. The raw material powders may further contain at least one selected from an Al source powder and a Ga source powder.
US11973171B2 Light-emitting device and surface-emitting light source
According to one embodiment, the light guide plate has a first major surface, a second major surface, a side surface, and a recess. The recess is provided in the second major surface. The fluorescent layer is provided in the recess. The light-emitting element is bonded to the fluorescent layer and includes an electrode on a surface of the light-emitting element on a side opposite to a surface of the light-emitting element bonded to the fluorescent layer. The module side surface includes at least a portion of the side surface of the light guide plate. The first interconnect is provided along the second major surface and connected to the electrode of the light-emitting element. The second interconnect is provided on the module side surface and connected to the first interconnect.
US11973169B2 Converter fill for LED array
An optical isolation material may be applied to walls of a first cavity and a second cavity in a wafer mesh. A wavelength converting layer may be deposited into the first cavity to create a first segment and into the second cavity to create a second segment. The first segment may be attached to a first light emitting device to create a first pixel and the second segment to a second light emitting device to create a second pixel. The wafer mesh may be removed.
US11973167B2 Photoresist patterning process supporting two step phosphor-deposition to form an LED matrix array
A method is described for low temperature curing of silicone structures, including the steps of providing patterning photoresist structures on a substrate. The photoresist structures define at least one open region that can be at least partially filled with a condensation cure silicone system. Vapor phase catalyst deposition is used to accelerate the cure of the condensation cure silicone, and the photoresist structure is removed to leave free standing or layered silicone structures. Phosphor containing silicone structures that are coatable with a reflective metal or other material are enabled by the method.
US11973164B2 Light-emitting device
A light-emitting device includes a substrate including a top surface; a semiconductor stack including a first semiconductor layer, an active layer and a second semiconductor layer formed on the substrate, wherein a portion of the top surface is exposed; a distributed Bragg reflector (DBR) formed on the semiconductor stack and contacting the portion of the top surface of the substrate; a metal layer formed on the distributed Bragg reflector (DBR), contacting the portion of the top surface of the substrate and being insulated with the semiconductor stack; and an insulation layer formed on the metal layer and contacting the portion of the top surface of the substrate.
US11973161B2 Photo sensor device
A photo sensor circuit includes: a photo transistor; a first switching transistor; a second switching transistor; and a capacitance element. The photo transistor includes: a gate connected to a first wiring; a source connected to a second wiring; and a drain. The first switching transistor includes: a gate connected to a third wiring; a source connected to a fourth wiring; and a drain connected to the drain of the photo transistor. The capacitance element includes: a first terminal connected to the drain of the photo transistor; and a second terminal connected to the source of the first switching transistor. The second switching transistor includes: a gate connected to a gate line; a source connected to a signal line; and a drain connected to the first terminal of the capacitance element. The photo transistor, first switching transistor, and second transistor each include an oxide semiconductor layer as a channel layer.
US11973158B2 Photoelectric conversion element and method for manufacturing photoelectric conversion element
A photoelectric conversion element having a photoelectric conversion layer formed between a first electrode layer and a second electrode layer, in which the photoelectric conversion layer contains Cu and Ag, which are Group I elements, In and Ga, which are Group III elements, and Se and S, which are Group VI elements. A portion at which a minimum value of a band gap appears in a thickness direction of the photoelectric conversion layer is included in the intermediate region. When a ratio of a mole amount of Ag to a sum of mole amounts of the Group I elements other than Ag, the Group III elements, and the Group VI elements is defined as an Ag concentration, a portion at which a maximum value of the Ag concentration appears in the thickness direction of the photoelectric conversion layer is included in the intermediate region.
US11973150B2 Solar cell and solar cell module
Provided is a solar cell and a solar cell module. The solar cell includes a converging busbar. The converging busbar separates a first surface of the solar cell into a first region and a second region. The first region includes a plurality of first sub-busbars spaced along a first direction and a plurality of main busbars spaced along a second direction, and the main busbar is electrically connected to the first sub-busbar. The second region includes a plurality of second sub-busbars spaced along a third direction. The converging busbar is located between the first region and the second region, and is electrically connected to the plurality of main busbars and the plurality of second sub-busbars.
US11973144B2 Method of manufacturing a semiconductor and a semiconductor device
A semiconductor device includes an isolation insulating layer disposed over a substrate, a semiconductor fin disposed over the substrate, an upper portion of the semiconductor fin protruding from the isolation insulating layer and a lower portion of the semiconductor fin being embedded in the isolation insulating layer, a gate structure disposed over the upper portion of the semiconductor fin and including a gate dielectric layer and a gate electrode layer, gate sidewall spacers disposed over opposing side faces of the gate structure, and a source/drain epitaxial layer. The upper portion of the semiconductor fin includes a first epitaxial growth enhancement layer made of a semiconductor material different from a remaining part of the semiconductor fin. The first epitaxial growth enhancement layer is in contact with the source/drain epitaxial layer. The gate dielectric layer covers the upper portion of the semiconductor fin including the first epitaxial growth enhancement layer.
US11973137B2 Stacked buffer in transistors
The present subject matter provides a High Mobility Electron Transistor (HEMT) comprising: a substrate, a nucleation layer provided on the substrate, a channel layer, and a buffer layer formed between the nucleation layer and the channel layer. The buffer layer comprises a vertical stack of p-n junctions. Each p-n junction of the vertical stack of p-n junctions comprises an n-type layer provided on a p-type layer. The n-type layer and the p-type layer are parallel to the substrate.
US11973132B2 Semiconductor device comprising insulated gate bipolar transistor (IGBT), diode, and well region
An IGBT (2), a diode (3), and a well region (4) are provided on a semiconductor substrate (1). The IGBT (2) includes a trench gate (6) provided on the first principal surface of the semiconductor substrate (1). The diode (3) includes a p-type anode layer (19) provided on the first principal surface of the semiconductor substrate (1). The well region (4) includes a p-type well layer (21) provided on the first principal surface of the semiconductor substrate (1), having an impurity concentration higher than that of the p-type anode layer (19), and having a depth larger than that of the trench gate (6). A terminal end of the trench gate (6) is surrounded by the p-type well layer (21). The diode (3) is provided on an outer side of the IGBT (2) in the semiconductor substrate (1). The well region (4) is provided on an outer side of the diode (3) in the semiconductor substrate (1).
US11973127B2 Semiconductor structure with source/drain structure having modified shape
Semiconductor structures and method for forming the same are provide. The semiconductor structure includes a fin structure protruding from a substrate and a gate structure formed across the fin structure. The semiconductor structure further includes an Arsenic-doped region formed in the fin structure and a source/drain structure formed over the Arsenic-doped region. In addition, a bottommost portion of the Arsenic-doped region is lower than a bottommost portion of the source/drain structure.
US11973117B2 Semiconductor device
Methods of forming contacts for source/drain regions and a contact plug for a gate stack of a finFET device are disclosed herein. Methods include etching a contact opening through a dielectric layer to expose surfaces of a first source/drain contact and repairing silicon oxide structures along sidewall surfaces of the contact opening and along planar surfaces of the dielectric layer to prevent selective loss defects from occurring during a subsequent selective deposition of conductive fill materials and during subsequent etching of other contact openings. The methods further include performing a selective bottom-up deposition of conductive fill material to form a second source/drain contact. According to some of the methods, once the second source/drain contact has been formed, the contact plug may be formed over the gate stack.
US11973114B2 MOS-based power semiconductor device having increased current carrying area and method of fabricating same
A semiconductor device includes at least a first lateral MOSFET formed on a semiconductor substrate. The first lateral MOSFET has an interface defined by a plurality of trenches along which the current flow can be modulated by a perpendicular electric field. The portion of the interface lies on a plane substantially perpendicular to the plane of the substrate. The interface is configured such that at least a portion of the current flow along the portion of the interface that lies on a plane substantially perpendicular to the plane of the substrate is in a direction substantially parallel to the plane of the substrate.
US11973110B2 Semiconductor structure and method of forming the same
A semiconductor structure includes a substrate and a first capacitor. The substrate includes an active region. The first capacitor is over the substrate and free from overlapping the active region from a top view perspective.
US11973109B2 Semiconductor device
A semiconductor device is provided. The semiconductor device comprising a first fin pattern and a second fin pattern which are separated by a first isolation trench and extend in a first direction, a third fin pattern which is spaced apart from the first fin pattern in a second direction intersecting the first direction and extends in the first direction, a fourth fin pattern which is separated from the third fin pattern by a second isolation trench, a first gate structure which intersects the first fin pattern and has a portion extending along an upper surface of the first fin pattern, a second gate structure which intersects the second fin pattern and has a portion extending along an upper surface of the second fin pattern and a first element isolation structure which fills the second isolation trench and faces a short side of the first gate structure.
US11973108B2 Semiconductor device and manufacturing method thereof
A semiconductor device includes: a drift region that is arranged on a main surface of a substrate, and has a higher impurity concentration than the substrate; a first well region that is connected to the drift region; and a second well region that is arranged adjacent to the first well region and faces the drift region. The second well region has a higher impurity concentration than the first well region. A distance between the source region that faces the drift region via the first well region and the drift region is greater than a distance between the second well region and the drift region, in a direction parallel to the main surface of the substrate. A depletion layer extending from the second well region reaches the drift region.
US11973103B2 Solid-state imaging element and electronic device
An imaging device and an electronic apparatus including an imaging device are provided. The imaging device includes a substrate and a photoelectric conversion film disposed above the substrate. A first pixel includes a first photoelectric conversion film region, first and second photoelectric conversion regions formed in the substrate, and a vertical transistor for the first photoelectric conversion element. A second pixel includes a second photoelectric conversion film region, first and second photoelectric conversion regions formed in the substrate, and a vertical transistor for the first photoelectric conversion element. The imaging device also includes a first floating diffusion. The first floating diffusion is shared by the first photoelectric conversion regions of the first and second pixels. A portion of the first photoelectric conversion regions of the respective pixels is between a light incident surface of the substrate and the vertical transistor for the respective pixel.
US11973092B2 Detection substrate, manufacturing method thereof and flat panel detector
The present disclosure discloses a detection substrate, a manufacturing method thereof and a flat panel detector. The detection substrate includes: a base substrate, as well as a plurality of transistors, an oxide layer, a plurality of read electrodes and a plurality of photoelectric conversion structures sequentially on the base substrate, wherein a first electrode of each of the transistors is electrically connected with each of the photoelectric conversion structures in a one-to-one correspondence mode via each of the read electrodes; a material of an active layer includes an oxide; each of the photoelectric conversion structures includes an N-type semiconductor layer, an intrinsic semiconductor layer, and a P-type semiconductor layer; and the oxide layer at least covers channel regions of the transistors and is insulated from the read electrodes.
US11973091B2 Solid-state imaging apparatus having output circuit unit for outputting a pixel signal
The present disclosure relates to reducing the size of a solid-state imaging apparatus. The solid-state imaging apparatus is configured by laminating a first structure body, comprising a pixel array unit in which pixels for performing photoelectric conversion are two-dimensionally aligned, and a second structure body, comprising an output circuit unit for outputting a pixel signal. The output circuit unit, including a through via which penetrates a semiconductor substrate constituting a part of the second structure body, and a signal output external terminal connected to the outside of the apparatus are arranged under the first structure body, the output circuit unit is connected to the signal output external terminal via the through via, and the outermost surface of the apparatus is a resin layer formed on an upper layer of an on-chip lens of the pixel array unit.
US11973090B2 System and method for sub-column parallel digitizers for hybrid stacked image sensor using vertical interconnects
Embodiments of a hybrid imaging sensor and methods for pixel sub-column data read from the within a pixel array.
US11973089B2 Display apparatus
The present disclosure provides a display device comprising: a first thin film transistor including a first semiconductor pattern disposed on a substrate and comprising poly-silicon, and a first gate electrode; a middle layer on the first gate electrode; a second thin film transistor including a second semiconductor pattern disposed on the middle layer and comprising an oxide semiconductor, and a second gate electrode; and a storage capacitor including first to fourth storage electrodes overlapping with each other.
US11973088B2 Display device having varying thickness insulating layer
A display device and a method of manufacturing a display device are provided. An embodiment of a display device includes a substrate; a first conductive layer disposed on the substrate; a first insulating layer disposed on the first conductive layer; a second conductive layer connected to the first conductive layer through a first contact hole in the first insulating layer; a second insulating layer filling an inside of the first contact hole; and a third insulating layer disposed on the second conductive layer and the second insulating layer. The first insulating layer includes a first region that overlaps the second conductive layer and a second region that does not overlap the second conductive layer, and a top surface of the first region of the first insulating layer is positioned higher than a top surface of the second region of the first insulating layer.
US11973085B2 Electronic device
An electronic device includes a substrate and transistors disposed on the substrate. At least one of the transistors includes a semiconductor layer, a gate insulating layer, a gate electrode, a first electrode, and a second electrode. The gate insulating layer includes first contact holes and second contact holes. The gate electrode is disposed on the gate insulating layer. The first electrode is disposed on the gate electrode, has a first side away from the gate electrode, and contacts the semiconductor layer through the first contact holes. The second electrode is disposed on the gate electrode, has a second side away from the gate electrode, and contacts the semiconductor layer through the second contact holes. The first contact holes have first edges away from the gate electrode. A minimum distance between the first side and the gate electrode is less than a minimum distance between the first edge of one of the first contact holes and the gate electrode.
US11973083B2 Method of making semiconductor device having buried bias pad
A method of making an integrated circuit includes surrounding a first bias pad with dielectric material of a buried oxide layer. The method includes adding dopants to a layer of semiconductor material over the first bias pad. The method includes depositing a gate dielectric and a gate electrode over a top surface of the layer of semiconductor material. The method includes etching the gate dielectric and the gate electrode to isolate a gate electrode over the layer of semiconductor material. The method includes depositing an inter layer dielectric (ILD) material over the gate electrode and the layer of semiconductor material. The method includes etching at least one bias contact opening down to the first bias pad. The method includes filling the at least one bias contact opening with a bias contact material. The method includes electrically connecting at least one bias contact to an interconnect structure of the semiconductor device.
US11973079B2 Integration of multiple fin structures on a single substrate
Various embodiments of the present disclosure are directed towards a method for forming a semiconductor structure. The method includes forming a stack of semiconductor layers comprising a plurality of first semiconductor layers and a plurality of second semiconductor layers over a semiconductor substrate. A first stack of masking layers is formed over the stack of semiconductor layers with a first width and a second stack of masking layers is formed laterally offset from the stack of semiconductor layers with a second width less than the first width. A patterning process is performed on the semiconductor substrate and the stack of semiconductor layers, thereby defining a first fin structure laterally adjacent to a second fin structure. The first fin structure has the first width and the second fin structure has the second width. The stack of semiconductor layers directly overlies the first fin structure and has the first width.
US11973075B2 Dual substrate side ESD diode for high speed circuit
An ESD protection device includes a PN diode formed in a semiconductor body. The PN diode has a first contact coupled to a metal structure on a front side of the semiconductor body and a second contact coupled to a metal structure on a back side of the semiconductor body. The metal coupled to the first contact is spaced apart from the metal coupled to the second contact by a thickness of the semiconductor body. This spacing greatly reduces the capacitance associated with the metal structures, which can substantially reduce the overall capacitance added to an I/O channel by the ESD protection device and thereby improve the performance of a high-speed circuit that uses the I/O channel.
US11973073B2 Photovoltaic device
A photovoltaic device includes a first group of photovoltaic cells of a first cell type, the first group of photovoltaic cells operable to produce a first current and a first voltage, and a second group of photovoltaic cells of a second cell type that is different than the first cell type, the second group of photovoltaic cells operable to produce a second current and a second voltage. A first power electronics unit is connected to the first group of photovoltaic cells, and a second power electronics unit is connected to the second group of photovoltaic cells. The second power electronics unit is separate from and not communicating with the first power electronics unit. A control device is operable to vary a first property of the first power electronics unit to vary the first current and the first voltage and to vary a second property of the second power electronics unit to vary the second voltage and the second current independent of the first voltage and the first current.
US11973071B2 Semiconductor module
In an embodiment, a semiconductor module includes a low side switch and a high side switch. The low side switch and the high side switch are arranged laterally adjacent one another and coupled in series between a ground package pad and a voltage input (VIN) package pad of the semiconductor module and form a half bridge configuration having an output node. The semiconductor module further includes a first capacitor pad coupled to ground potential and a second capacitor pad coupled to a VIN potential. The first capacitor pad is arranged vertically above the low side switch and the second capacitor pad is arranged vertically above the high side switch.
US11973068B2 Micro LED display device and method forming the same
A micro LED display device includes: a substrate; a plurality of micro light-emitting diodes disposed on the substrate; and a reflective layer and a black layer sequentially stacked on the substrate. The reflective layer and the black layer cover a surface of the substrate, wherein a top surface of the plurality of micro light-emitting diodes is exposed through the reflective layer and the black layer. A plurality of reflective banks and a plurality of black banks are sequentially disposed on the black layer and exposing the plurality of micro light-emitting diodes; and a color-conversion material covers the top surface of at least one of the plurality of micro light-emitting diodes. The color-conversion material is laterally disposed between the plurality of reflective banks. The reflective layer, the black layer, the plurality of reflective banks, and the plurality of black banks overlap each other in a display direction.
US11973065B2 Semiconductor arrangements
A semiconductor arrangement includes at least two switching devices of a first type electrically coupled in parallel between first and second terminals, and at least two switching devices of a second type electrically coupled in parallel between the second terminal and a third terminal. One first diode is electrically coupled in parallel to each switching device of the first type. One second diode is electrically coupled in parallel to each switching device of the second type. The switching devices are arranged in a power semiconductor module having first and second longitudinal sides and first and second narrow sides. The first type switching devices and first diodes are arranged alternatingly in one row along the first longitudinal side. The second type switching devices and second diodes are arranged alternatingly in another row along the second longitudinal side. An axis of symmetry that extends perpendicular to the first and second narrow sides.
US11973064B2 Semiconductor power module
A semiconductor power module including first and second power transistors situated in parallel between first collector and first emitter strip conductors. A first connection surface of each of the power transistors is electroconductively connected to the first collector strip conductor, and a second connection surface of each of the power transistors is electroconductively connected to the first emitter strip conductor, so that a current flowing between the first collector strip conductor and the first emitter strip conductor is divided between the power transistors when the power transistors are each conductively connected via an applied control voltage. A first external power contact is directly contacted with the first collector strip conductor at a first contact area, a second external power contact is contacted with the first emitter strip conductor at a second contact area via a first connecting element, and the second contact area is positioned asymmetrically between the power transistors.
US11973062B2 High density pillar interconnect conversion with stack to substrate connection
A semiconductor device assembly can include a first semiconductor device and an interposer. The interposer can include a substrate and through vias in which individual vias include an exposed portion and an embedded portion, the exposed portions projecting from one or both of the first surface and the second surface of the substrate, and the embedded portions extending through at least a portion of the substrate. The interposer can include one or more test pads, a first electrical contact, and a second electrical contact. The semiconductor device assembly can include a controller positioned on an opposite side of the interposer from the first semiconductor device and operably coupled to the interposer via connection to the second electrical contact.
US11973058B2 Multiple die assembly
A semiconductor die package that has a substrate with one or more substrate layers with one or more substrate connections. A substrate layer can include one or more redistribution layers (RDLs). One or more dies (e.g., multiple dies) are disposed on a top substrate layer. The dies have one or more die external connections. Some of the die external connections are electrically connected to one or more substrate connections. One or more metallic dam stiffeners form into a dam enclosure that is disposed on and physically connected to the top substrate layer. The dam enclosure encloses one or more of the dies. The metallic dam enclosure has one or more electrically connected regions where the metallic dam enclosure is electrically connected to one or more of the substrate horizontal connections and one or more electrically insulated regions where the metallic dam enclosure is electrically insulated from one or more of the substrate horizontal connections and the substrate via connections. In different embodiments, the dam enclosure stiffens the substrates/package during manufacture, assembly, and operation; provides confinement for underfill application; and provides a heat conduction path for heat removal. Methods of manufacturing and assembling the die package are disclosed.
US11973057B2 Through-silicon transmission lines and other structures enabled by same
One embodiment is a microelectronic assembly including an assembly support structure; a first die including a pair of hot via comprising through-substrate-via (TSVs) extending through the first die between first and second sides thereof and a plurality of ground vias surrounding the pair of hot vias and extending through the first die between the first and second sides thereof. The first die further includes a pair of signal interconnect structures electrically connected to the pair of hot vias disposed on the second side of the first die. The assembly further includes a second die between the assembly support structure and the first die the pair of signal interconnect structures disposed on the first side thereof. The first die is connected to the second die via a signal die-to-die (DTD) interconnect structure including the signal interconnect structures of the first and second dies.
US11973056B2 Methods for low temperature bonding using nanoparticles
A method of making an assembly can include juxtaposing a top surface of a first electrically conductive element at a first surface of a first substrate with a top surface of a second electrically conductive element at a major surface of a second substrate. One of: the top surface of the first conductive element can be recessed below the first surface, or the top surface of the second conductive element can be recessed below the major surface. Electrically conductive nanoparticles can be disposed between the top surfaces of the first and second conductive elements. The conductive nanoparticles can have long dimensions smaller than 100 nanometers. The method can also include elevating a temperature at least at interfaces of the juxtaposed first and second conductive elements to a joining temperature at which the conductive nanoparticles can cause metallurgical joints to form between the juxtaposed first and second conductive elements.
US11973050B2 Method for forming an upper conductive structure having multilayer stack to decrease fabrication costs and increase performance
Various embodiments of the present disclosure are directed towards an integrated chip. The integrated chip includes an interconnect structure overlying a semiconductor substrate and comprising a conductive wire. A passivation structure overlies the interconnect structure. An upper conductive structure overlies the passivation structure and comprises a first conductive layer, a dielectric layer, and a second conductive layer. The first conductive layer is disposed between the dielectric layer and the passivation structure. The second conductive layer extends along a top surface of the dielectric layer and penetrates through the first conductive layer and the passivation structure to the conductive wire.
US11973047B2 Electronic package including electronic structure and electronic component
An electronic package is provided, which stacks an electronic structure as an integrated voltage regulator on an electronic component to facilitate close-range cooperation with the electronic component for electrical transmission.
US11973046B2 Semiconductor structure and method for preparing the same
The present disclosure provides a semiconductor structure and a method for preparing it. After planarization of the Cu layer, by means of wet etch process, Cu residues near an edge of a Cu post can be effectively removed, and a first height difference is configured to be between the Cu post and an insulating layer. Further, an Si substrate is then dry etched, so that a second height difference is configured to be between the Si substrate and the insulating layer, and the second height difference is arranged to be greater than the first height difference. In this way, a connection of Cu inside and outside the insulating layer may be further avoided, thereby effectively avoiding an influence on electrical properties of a device.
US11973044B2 Non-volatile memory with efficient signal routing
An integrated memory assembly comprises a control die bonded to a memory die. The memory die includes multiple non-volatile memory structures (e.g., planes, arrays, groups of blocks, etc.), each comprising a stack of alternating conductive and dielectric layers forming staircases at one or more edges of the non-volatile memory structures. The non-volatile memory structures are positioned with gaps between the non-volatile memory structures such that the gaps separate the staircases of adjacent non-volatile memory structures. Metal interlayer segments positioned in the gaps are connected to a top metal layer positioned above non-volatile memory structures and to one or more electrical circuits on the control die via zero, one or more other metal layers/segments.
US11973039B2 Semiconductor device package and method of manufacturing the same
A semiconductor device package includes a semiconductor die, a first conductive element, a second conductive element, a metal layer, and a first redistribution layer (RDL). The semiconductor die includes a first surface and a second surface opposite to the first surface. The first conductive element is disposed on the second surface of the semiconductor die. The second conductive element is disposed next to the semiconductor die. The metal layer is disposed on the second conductive element and electrically connected to the second conductive element. The first RDL is disposed on the metal layer and electrically connected to the metal layer.
US11973034B2 Nanotwin copper materials in semiconductor devices
Exemplary methods of electroplating a metal with a nanotwin crystal structure are described. The methods may include plating a metal material into at least one opening on a patterned substrate, where at least a portion of the metal material is characterized by a nanotwin crystal structure. The methods may further include polishing an exposed surface of the metal material in the opening to reduce an average surface roughness of the exposed surface to less than or about 1 nm. The polished exposed surface may include at least a portion of the metal material characterized by the nanotwin crystal structure. In additional examples, the nanotwin-phased metal may be nanotwin-phased copper.
US11973033B2 Flip-chip semiconductor-on-insulator transistor layout
A flip-chip semiconductor-on-insulator die includes a substrate layer, an active layer, an insulator layer between the substrate layer and the active layer, a first metal layer, and a first via layer between the active layer and the first metal layer. The die at least first and second contact pads and a transistor including a first terminal formed within the active layer. A first portion of the first terminal falls within a footprint of the first contact pad and a second portion of the first terminal falls within a footprint of the second contact pad.
US11973030B2 Layout structure of eFuse unit
The disclosure discloses a layout structure of an eFuse unit, comprising pad, link, and shield, wherein: a pad is respectively disposed on both ends of the link in a length direction; the shield and the link are at the same metal layer; the shield comprises a plurality of independent metal wires; the plurality of independent metal wires are arranged on both sides of the link; the length of each independent metal wire is greater than the width thereof; and a length direction of each independent metal wire is perpendicular to the length direction of the link. The disclosure not only forms a barrier protection layer for preventing burst metal spraying from affecting other circuits, but also can prevent spayed metal from reflecting back and connecting to a broken link, so as to improve the programming reliability of the eFuse unit.
US11973029B2 Devices and methods of vertical integrations of semiconductor chips, magnetic chips, and lead frames
Techniques for providing vertical integrations of semiconductor chips, magnetic chips, and lead frames. The techniques can include fabricating an integrated circuit (IC) device as a multi-layer IC structure that includes, within a sealed protective enclosure, a first layer including at least one magnetic chip, a second layer including at least one semiconductor chip or die, and a lead frame. The techniques can further include vertically bonding the magnetic chip in the first layer onto the topside of the lead frame, and vertically bonding the semiconductor chip or die in the second layer on top of the magnetic chip to form a multi-layer IC structure.
US11973023B2 Stacked via structure
A stacked via structure including a first dielectric layer, a first conductive via, a first redistribution wiring, a second dielectric layer and a second conductive via is provided. The first dielectric layer includes a first via opening. The first conductive via is in the first via opening. A first level height offset is between a top surface of the first conductive via and a top surface of the first dielectric layer. The first redistribution wiring covers the top surface of the first conductive via and the top surface of the first dielectric layer. The second dielectric layer is disposed on the first dielectric layer and the first redistribution wiring. The second dielectric layer includes a second via opening. The second conductive via is in the second via opening. The second conductive via is electrically connected to the first redistribution wiring through the second via opening of the second dielectric layer.
US11973017B2 Package substrate having porous dielectric layer
A multilayer package substrate includes a plurality of dielectric layers including a top dielectric layer on a top side and a bottom dielectric layer on a bottom side. A top patterned metal layer is on the top dielectric layer and a bottom patterned metal layer is on the bottom dielectric layer. At least one of the top dielectric layer and the bottom dielectric layer is a porous dielectric layer having a plurality of pores including an average porosity of at least 5% averaged over its thickness.
US11973014B2 Method of manufacturing substrate structure with filling material formed in concave portion
Provided is a substrate structure including a substrate body, electrical contact pads and an insulating protection layer disposed on the substrate body, wherein the insulating protection layer has openings exposing the electrical contact pads, and at least one of the electrical contact pads has at least a concave portion filled with a filling material to prevent solder material from permeating along surfaces of the insulating protection layer and the electric contact pads, thereby eliminating the phenomenon of solder extrusion. Thus, bridging in the substrate structure can be eliminated even when the bump pitch between two adjacent electrical contact pads is small. As a result, short circuits can be prevented, and production yield can be increased.
US11973013B2 Interposer
The present disclosure relates to an interposer. The interposer includes: a support body formed of a ceramic material, a connection electrode configured to the top surface and bottom surface of the support body, and a shielding member disposed at an outer surface of the support body. At least a part of the support body is disposed along the edge of a substrate, and electrically connects the substrate and a substrate. The interposer is formed of a ceramic material and thus make it possible to implement a fine pattern, to improve dimensional stability by preventing the bending deformation of ceramic green sheets, and to raise the reliability of signal transmission. Therefore, the interposer can contribute to implementing high performance of an electronic device and reducing the size of the electronic device.
US11973011B2 Semiconductor module
A semiconductor module, including a metal-oxide-semiconductor field effect transistor (MOSFET) made of a SiC semiconductor material, and an insulated gate bipolar transistor (IGBT) that is made of a Si semiconductor material and is connected in parallel with the MOSFET. The MOSFET having a body diode. The IGBT is a reverse conductive-IGBT (RC-IGBT), and includes a free wheeling diode. A forward voltage of the free wheeling diode is so set that a current in the body diode of the MOSFET, which is connected in parallel with the RC-IGBT, is equal to or below a current value that causes lattice defects to grow in the MOSFET.
US11973010B2 Chip packaging method and chip package unit
A chip packaging method includes: providing a wafer, on which multiple bumps are formed; cutting the wafer into multiple chip units, wherein multiple vertical heat conduction elements are formed on the wafer or the chip units; disposing the chip units on a base material; and providing a package material to encapsulate lateral sides and a bottom surface of each of the chip units, to form a chip package unit, wherein the bottom surface of the chip unit faces the base material; wherein, in the chip package unit, the bumps on the chip units abut against the base material, and wherein the vertical heat conduction elements directly connect to the base material, or the base material includes multiple through-holes and the vertical heat conduction elements pass through the multiple through-holes in the base material.
US11973008B2 Signal isolator having enhanced creepage characteristics
Methods and apparatus for a signal isolator having enhanced creepage characteristics. In embodiments, a signal isolator IC package comprises a leadframe including a die paddle having a first surface to support a die and an exposed second surface. A die is supported by a die paddle wherein a width of the second surface of the die paddle is less than a width of the die.
US11973007B2 Power module semiconductor device and inverter equipment, and fabrication method of the power module semiconductor device, and metallic mold
The power module semiconductor device (2) includes: an insulating substrate (10); a first pattern (10a) (D) disposed on the insulating substrate (10); a semiconductor chip (Q) disposed on the first pattern; a power terminal (ST, DT) and a signal terminal (CS, G, SS) electrically connected to the semiconductor chip; and a resin layer (12) configured to cover the semiconductor chip and the insulating substrate. The signal terminal is disposed so as to be extended in a vertical direction with respect to a main surface of the insulating substrate.
US11973006B2 Self-aligned contact openings for backside through substrate vias
A method includes etching a through-substrate via (TSV) in a substrate from a backside of the substrate. The substrate has a device layer on a frontside. The method further includes depositing a conformal spacer layer on the backside of the substrate, and sidewalls and a bottom of the TSV, and etching the spacer layer to form a self-aligned mask for etching a contact opening at the bottom of TSV to a metal pad in the device layer, and etching the contact opening at the bottom of TSV to the metal pad in the device layer. The method further includes disposing a conductive material layer in the TSV and the contact opening to make a vertical interconnection from the backside of the substrate to the metal pad in the device layer.
US11973005B2 Coplanar control for film-type thermal interface
A method includes bonding a first package and a second package over a package component, adhering a first Thermal Interface Material (TIM) and a second TIM over the first package and the second package, respectively, dispensing an adhesive feature on the package component, and placing a heat sink over and contacting the adhesive feature. The heat sink includes a portion over the first TIM and the second TIM. The adhesive feature is then cured.
US11973002B2 Composite substrate and method for manufacturing same, and circuit substrate and method for manufacturing same
A composite substrate includes, in this order: a ceramic plate; a metal layer containing at least one selected from the group consisting of aluminum and an aluminum alloy; and a thermal sprayed layer containing at least one selected from the group consisting of copper and a copper alloy, and an intermetallic compound containing copper and aluminum as constituent elements is scattered between the metal layer and the thermal sprayed layer.
US11973001B2 Semiconductor device and method of manufacture
Semiconductor devices and methods of manufacture which utilize lids in order to constrain thermal expansion during annealing are presented. In some embodiments lids are placed and attached on encapsulant and, in some embodiments, over first semiconductor dies. As such, when heat is applied, and the encapsulant attempts to expand, the lid will work to constrain the expansion, reducing the amount of stress that would otherwise accumulate within the encapsulant.
US11973000B2 Heat dissipation plate and semiconductor device
A heat dissipation plate has a structural body including a first metal portion formed from a first metal and a second metal portion formed from a second metal that differs from the first metal and bonded to the first metal portion through solid state bonding. The first metal has a higher thermal conductance than the second metal, and the second metal has a higher mechanical strength than the first metal. The structural body includes a first surface of the heat dissipation plate connected to a semiconductor element and a second surface of the heat dissipation plate located at a side opposite to the first surface. The second surface includes an upper surface of the first metal portion and an upper surface of the second metal portion.
US11972998B2 Semiconductor package device with dedicated heat-dissipation feature and method of manufacturing semiconductor package device
A miniaturized and high-power semiconductor package device with its own heat-dissipating ability includes a thermal conductor, a redistribution layer, an electronic device, a molding layer, and a solder ball. The redistribution layer includes a first surface defining an opening, a second surface opposite to the first surface, and a circuit layer. The thermal conductor is disposed in the opening. The electronic device is disposed on the first surface of the redistribution layer above the thermal conductor. The molding layer is formed on the first surface and surrounding the electronic device. The solder balls are disposed on the second surface of the redistribution layer and can form electrical connections to the circuit layer.
US11972995B2 Semiconductor package and method of manufacturing semiconductor package
A semiconductor package includes a package substrate, an interposer on the package substrate, a plurality of semiconductor devices on the interposer and spaced apart from each other, the semiconductor devices being electrically connected to the interposer, a dam structure on the interposer extending along a peripheral region of the interposer, the dam structure being spaced apart from the semiconductor devices, and a stress relief on the interposer, the stress relief including an elastic member that fills gaps between the semiconductor devices and the dam structure.
US11972993B2 Silica-containing substrates with vias having an axially variable sidewall taper and methods for forming the same
Silica-containing substrates including vias with a narrow waist, electronic devices incorporating a silica-containing substrate, and methods of forming vias with narrow waist in silica-containing substrates are disclosed. In one embodiment, an article includes a silica-containing substrate including greater than or equal to 85 mol % silica, a first surface, a second surface opposite the first surface, and a via extending through the silica-containing substrate from the first surface toward the second surface. The via includes a first diameter at the first surface wherein the first diameter is less than or equal to 100 μm, a second diameter at the second surface wherein the first diameter is less than or equal to 100 μm, and a via waist between the first surface and the second surface. The via waist has a waist diameter that is less than the first diameter and the second diameter such that a ratio between the waist diameter and each of the first diameter and the second diameter is less than or equal to 75%.
US11972989B2 Display substrate and method for detecting broken fanout wire of display substrate
The present application provides a method for detecting a broken fanout wire of a display substrate, and a display substrate, and belongs to the field of display technology. In the method for detecting a broken fanout wire, the display substrate includes a base substrate having first and second surfaces opposite to each other, and a plurality of connection structures disposed at intervals on the first surface; and each connection structure includes first and second pads and a fanout wire electrically connecting the first pad to the second pad. The method for detecting a broken fanout wire includes: forming at least one detection unit, which includes: connecting at least two connection structures in series through a connecting part; and measuring a head and an end of the detection unit to obtain resistance of the detection unit, and determining whether there is a broken fanout wire in the detection unit.
US11972988B2 Solar cell and photovoltaic module
A solar cell includes a layer stack that has at least one substrate, at least one doped region and at least one metallization structure. A sensor is integrated in this layer stack.
US11972987B2 Die level product modeling without die level input data
A machine learning model for each die for imputing process control parameters at the die. The model is based on wafer sort parametric measurements at multiple test sites across the entire wafer, as well as yield results for the wafer. This allows for a better analysis of outlier spatial patterns leading to improved yield results.
US11972986B2 Process for producing semiconductor wafers
Semiconductor wafers are produced by a process wherein a single-crystal ingot of semiconductor material is pulled and at least one wafer is removed from the ingot, wherein the wafer is subjected to a thermal treatment comprising a heat treatment step in which a radial temperature gradient acts on the wafer, wherein an analysis of the wafer of semiconductor material with respect to the formation of defects in the crystal lattice, so-called stress fields, is carried out.
US11972985B2 Complementary switch element
This complementary switch element includes: a first TFET having a first conductive channel; and a second TFET having a second conductive channel. Each of the first TFET and the second TFET includes: a group IV semiconductor substrate doped in a first conductive type; a nanowire which is formed of a group III-V compound semiconductor and is disposed on the group IV semiconductor substrate; a first electrode connected to the group IV semiconductor substrate; a second electrode connected to the nanowire; and a gate electrode. The nanowire includes a first area connected to the group IV semiconductor substrate and a second area doped in a second conductive type. In the first TFET, the second electrode is a source electrode, and the first electrode is a drain electrode. In the second TFET, the first electrode is a source electrode, and the second electrode is a drain electrode.
US11972984B2 Semiconductor device and method for fabricating the same
A semiconductor device includes a fin-shaped structure on a substrate, a gate structure on the fin-shaped structure and an interlayer dielectric (ILD) layer around the gate structure, and a single diffusion break (SDB) structure in the ILD layer and the fin-shaped structure. Preferably, the SDB structure includes a bottom portion and a top portion on the bottom portion, in which the top portion and the bottom portion include different widths.
US11972981B2 FinFET channel on oxide structures and related methods
A method for fabricating a semiconductor device having a substantially undoped channel region includes forming a plurality of fins extending from a substrate. In various embodiments, each of the plurality of fins includes a portion of a substrate, a portion of a first epitaxial layer on the portion of the substrate, and a portion of a second epitaxial layer on the portion of the first epitaxial layer. The portion of the first epitaxial layer of each of the plurality of fins is oxidized, and a liner layer is formed over each of the plurality of fins. Recessed isolation regions are then formed adjacent to the liner layer. The liner layer may then be etched to expose a residual material portion (e.g., Ge residue) adjacent to a bottom surface of the portion of the second epitaxial layer of each of the plurality of fins, and the residual material portion is removed.
US11972974B2 Self-aligned barrier for metal vias
An IC structure includes a transistor, a source/drain contact, a metal oxide layer, a non-metal oxide layer, a barrier structure, and a via. The transistor includes a gate structure and source/drain regions on opposite sides of the gate structure. The source/drain contact is over one of the source/drain regions. The metal oxide layer is over the source/drain contact. The non-metal oxide layer is over the metal oxide layer. The barrier structure is over the source/drain contact. The barrier structure forms a first interface with the metal oxide layer and a second interface with the non-metal oxide layer, and the second interface is laterally offset from the first interface. The via extends through the non-metal oxide layer to the barrier structure.
US11972972B2 Isolation structure and manufacturing method thereof
A method for forming an isolation structure includes: forming a trench at a surface of a substrate; forming a mask pattern on the substrate, wherein the mask pattern has an opening communicated with the trench; filling a first isolation material layer in the opening and the trench, wherein a surface of the first isolation material layer defines a first recess; filling a second isolation material layer into the first recess; partially removing the first and second isolation material layers, to form a second recess, performing first and second oblique ion implantation processes, to form damage regions in the first isolation material layer; performing a decoupled plasma treatment, to transform portions of the damage regions into a protection layer having etching selectivity with respect to the damage regions; and removing the damage regions.
US11972971B2 Wafer lift pin system
A wafer lift pin system is capable of dynamically modulating or adjusting the flow of gas into and out of lift pins of the wafer lift pin system to achieve and maintain a consistent pressure in supply lines that supply the gas to the lift pins. This enables the wafer lift pin system to precisely control the speed, acceleration, and deceleration of the lift pins to achieve consistent and repeatable lift pin rise times and fall times. A controller and various sensors and valves may control the gas pressures in the wafer lift pin system based on various factors, such as historic rise times, historic fall times, and/or the condition of the lift pins. This enables smoother and more controlled automatic operation of the lift pins, which reduces and/or minimizes wafer shifting and wafer instability, which may reduce processing defects and maintain or improve processing yields.
US11972966B2 Method of manufacturing a semiconductor package including correcting alignment error while forming redistribution wiring struture
In a method of manufacturing a semiconductor package, a plurality of semiconductor chips are encapsulated in a carrier to provide encapsulated semiconductor chips. A first surface of the encapsulated semiconductor chips includes chip pads exposed from a first surface of the carrier. An alignment error of each of the semiconductor chips with respect to the carrier is measured. A redistribution wiring structure may be formed on the first surface of the carrier. Correction values for each layer of the redistribution wiring structure may be reflected while forming the redistribution wiring structure in order to correct the alignment error while forming the redistribution wiring structure. The redistribution wiring structure may have redistribution wirings electrically connected to the chip pads on the first surface of the carrier. Outer connection members may be formed on the redistribution wiring structure and may be configured to be electrically connected to the outermost redistribution wirings.
US11972963B2 Wafer transfer module and method thereof for transferring to-be-transferred wafer
The present application relates to a wafer transfer module in a semiconductor manufacturing machine, relating to semiconductor integrated circuit manufacturing machines, wherein two sets of transmitter/receivers are provide on sidewalls of the wafer transfer module to monitor the travel position of an elevator, two sets of transmitter/receivers are provide on the sidewalls of the wafer transfer module to monitor the position of a transfer arm, a signal received by the receiver is transmitted to a control system such that the control system determines, according to the travel position of the elevator and the transfer arm position, whether the transfer arm can obtain a to-be-transferred wafer, thereby preventing the problem of a wafer scratch caused by an elevator position deviation or a transfer arm position deviation.
US11972958B2 Substrate processing apparatus and substrate processing method
A substrate processing apparatus includes a processing tub configured to perform an etching processing therein by immersing multiple substrates in a processing liquid; a first and second discharge opening groups disposed under the substrates within the processing tub, and configured to discharge the processing liquid into the processing tub; a first adjusting device configured to change a flow rate of the processing liquid discharged from the first discharge opening group; a second adjusting device configured to change a flow rate of the processing liquid discharged from the second discharge opening group; a controller configured to control the first and second adjusting devices to perform, during the etching processing, a flow rate adjusting processing of increasing and decreasing the flow rate of the processing liquid discharged from the first discharge opening group and the flow rate of the processing liquid discharged from the second discharge opening group to different values.
US11972957B2 Gas flow accelerator to prevent buildup of processing byproduct in a main pumping line of a semiconductor processing tool
A gas flow accelerator may include a body portion, and a tapered body portion including a first end integrally formed with the body portion. The gas flow accelerator may include an inlet port connected to the body portion and to receive a process gas to be removed from a semiconductor processing tool by a main pumping line. The semiconductor processing tool may include a chuck and a chuck vacuum line to apply a vacuum to the chuck to retain a semiconductor device. The tapered body portion may be configured to generate a rotational flow of the process gas to prevent buildup of processing byproduct on interior walls of the main pumping line. The gas flow accelerator may include an outlet port integrally formed with a second end of the tapered body portion. An end portion of the chuck vacuum line may be provided through the outlet port.
US11972956B2 Lid attach process and dispenser head
A lid attach process includes dipping a periphery of a lid in a dipping tank of adhesive material such that the adhesive material attaches to the periphery of the lid. The lid attach process further includes positioning the lid over a die attached to a substrate using a lid carrier, wherein the periphery of the lid is aligned with a periphery of the lid carrier. The lid attach process further includes attaching the lid to the substrate with the adhesive material forming an interface with the substrate. The lid attach process further includes contacting a thermal interface material (TIM) on the die with the lid.
US11972955B2 Dry etching method, method for manufacturing semiconductor element, and cleaning method
A dry etching method which includes a dry etching step in which an etching gas containing a halogen fluoride being a compound of bromine or iodine and fluorine is brought into contact with a member to be etched (12) including an etching target being a target of etching with the etching gas to etch the etching target without using plasma. The etching target contains copper. Additionally, the dry etching step is performed under temperature conditions of from 140° C. to 300° C. Also disclosed is a method for manufacturing a semiconductor element and a cleaning method using the dry etching method.
US11972953B2 Semiconductor structure and manufacturing method thereof
A semiconductor structure and a manufacturing method thereof are provided. The method includes: providing a substrate; forming, on the substrate, a first mask layer having a plurality of strip-shaped first patterns arranged in parallel; forming, on the first mask layer, a second mask layer having a plurality of strip-shaped second patterns arranged in parallel; forming, on the second mask layer, a third mask layer having a plurality of strip-shaped third patterns arranged in parallel, the second patterns overlap with the third patterns, and the second patterns and the third patterns are configured to sever the first patterns at predetermined positions; and performing layer-by-layer etching, using the first mask layer, the second mask layer, and the third mask layer as masks to transfer the first patterns, the second patterns, and the third patterns to the substrate to form an array of discrete active areas.
US11972952B2 Atomic layer deposition on 3D NAND structures
Methods and apparatuses are described that provide tungsten deposition with low roughness. In some embodiments, the methods involve co-flowing nitrogen with hydrogen during an atomic layer deposition process of depositing tungsten that uses hydrogen as a reducing agent. In some embodiments, the methods involve depositing a cap layer, such as tungsten oxide or amorphous tungsten layer, on a sidewall surface of a 3D NAND structure. The disclosed embodiments have a wide variety of applications including depositing tungsten into 3D NAND structures.
US11972950B2 Semiconductor device and method for manufacturing
There is provided a semiconductor device, a hydrogen concentration distribution has a hydrogen concentration peak, a helium concentration distribution has a helium concentration peak, and a donor concentration distribution has a first donor concentration peak and a second donor concentration peak; the hydrogen concentration peak and the first donor concentration peak are located at a first depth, and the helium concentration peak and the second donor concentration peak are located at a second depth; each concentration peak has an upward slope; and a value which is obtained by normalizing a gradient of the upward slope of the second donor concentration peak by a gradient of the upward slope of the helium concentration peak is smaller than a value which is obtained by normalizing a gradient of the upward slope of the first donor concentration peak by a gradient of the upward slope of the hydrogen concentration peak.
US11972948B2 Adhesion layers for EUV lithography
New lithographic compositions for use as EUV adhesion layers are provided. The present invention provides methods of fabricating microelectronics structures using those compositions as well as structures formed by those methods. The method involves utilizing an adhesion layer immediately below the photoresist layer. The adhesion layer can either be directly applied to the substrate, or it can be applied to any intermediate layer(s) that may be applied to the substrate, such as an alpha-carbon, spin-on carbon, spin-on silicon hardmask, metal hardmask, or deposited silicon layer. The preferred adhesion layers are formed from spin-coatable, polymeric compositions. The inventive method improves adhesion and reduces or eliminates pattern collapse issues.
US11972945B2 Method for manufacturing semiconductor device
A semiconductor device having favorable electrical characteristics is provided. The semiconductor device is manufactured by a first step of forming a semiconductor layer containing a metal oxide, a second step of forming a first insulating layer, a third step of forming a first conductive film over the first insulating layer, a fourth step of etching part of the first conductive film to form a first conductive layer, thereby forming a first region over the semiconductor layer that overlaps with the first conductive layer and a second region over the semiconductor layer that does not overlap with the first conductive layer, and a fifth step of performing first treatment on the conductive layer. The first treatment is plasma treatment in an atmosphere including a mixed gas of a first gas containing an oxygen element but not containing a hydrogen element, and a second gas containing a hydrogen element but not containing an oxygen element.
US11972942B2 Gate oxide fabrication and system
A method of forming an integrated circuit, including first, positioning a semiconductor wafer in a processing chamber; second, exposing portions of the semiconductor wafer, including introducing a first amount of hydrogen into the processing chamber and introducing a first amount of oxygen into the processing chamber; and, third, introducing at least one of a second amount of hydrogen or a second amount of oxygen into the processing chamber, the second amount of hydrogen greater than zero and less than the first amount of hydrogen and the second amount of oxygen greater than zero and less than the first amount of oxygen.
US11972939B2 Method and apparatus for treating substrate
The inventive concept provides a method for treating a substrate. The method includes removing a film on the substrate by applying a pulsed laser to the rotating substrate, in which thickness of the film to be removed is measured and pulse energy of the pulsed laser is selected based on the measured thickness of the film.
US11972938B2 Voltage supply for a mass analyser
A voltage supply for a mass analyser is provided. The voltage supply comprises a voltage source, a first voltage output, a second voltage output, and a voltage divider network. The first voltage output is configured to provide a first voltage to a first electrode of the mass analyser, wherein the first electrode of the mass analyser has a first mass shift per volt perturbation. The second voltage output is configured to provide a second voltage to a second electrode of the mass analyser, wherein the second electrode of the mass analyser has a second mass shift per volt perturbation. The second mass shift per volt perturbation opposes the first mass shift per volt perturbation. The voltage divider network comprises a first resistor and a second resistor.
US11972937B2 Filament assembly
A filament assembly for mounting to a source assembly of a mass spectrometer, the filament assembly comprising a body having one of: an aperture to receive a corresponding spigot provided by a source assembly; or a spigot to be received in a corresponding aperture on a source assembly.
US11972936B2 Shielding device and thin-film-deposition equipment with the same
A thin-film-deposition equipment with shielding device, which includes a reaction chamber, a carrier, a shielding device and two optical sensors. The carrier and a portion of the shielding device are disposed within the reaction chamber. The shielding device includes two shield members, and at least one driver interconnecting to drive the two shield members to sway in opposite directions and switch between an open state and a shielding state. Each of the two shield members is disposed with a shield protrusion and a sensing region adjacent to each other. The shield protrusion is for shielding the sensing region from contaminants, thereby the optical sensors can accurately detect locations of the shield members.
US11972933B2 Plasma processing apparatus and substrate support of plasma processing apparatus
There is provided a substrate support of a plasma processing apparatus. The substrate support includes a wafer placement surface and a ring placement surface on which a first ring and a second ring disposed at an outer peripheral side of the first ring without overlapping with the first ring in a vertical direction are placed, with a hole at a boundary between the first ring and the second ring. The substrate support further includes a lifter pin having a first holding portion and a second holding portion, the second holding portion being unitary with and extending axially from a base end of the first holding portion and having a protruding portion protruding from an outer circumference of the first holding portion, and a driving mechanism configured to raise and lower the lifter pin.
US11972932B2 Deposition method and deposition apparatus
[Object] To improve step coverage of a coating film[Solving Means] A deposition apparatus that includes a first electrode, a second electrode, a first power supply source, a second power supply source, and a phase adjuster is used. The first power supply source includes a first high-frequency power source and a first matching circuit, the first high-frequency power source outputting first high-frequency power, the first matching circuit being connected between the first high-frequency power source and the first electrode. The second power supply source includes a second matching circuit that outputs second high-frequency power, the second high-frequency power having the same period as the first high-frequency power and being lower than the first high-frequency power. A second high-frequency power source is caused to output the second high-frequency power and the phase adjuster is caused to operate to provide a phase difference θ between a phase of the first high-frequency power and a phase of the second high-frequency power. A voltage value Vpp of the second high-frequency power and a capacitance value C1 of a first variable capacitor that correspond to the phase difference θ in a state where output impedance of the second high-frequency power source and load-side impedance connected to the second high-frequency power source match are detected. The voltage value Vpp and the capacitance value C1 are selected in combination in a predetermined range of the phase difference θ.
US11972931B2 Light emitting sealed body, light emitting unit, and light source device
A light emitting sealed body includes a housing which stores a discharge gas in an internal space and is provided with a first window portion to which first light is incident and a second window portion from which second light is emitted. The housing includes at least one flow path which is partitioned from the internal space and extends toward at least one of the first window portion and the second window portion.
US11972926B2 Dynamic control-setpoint modification
A generator and a method for controlling the generator are disclosed. The method comprises receiving a power sequence comprising a plurality of power states, creating a dynamic reference-time response within each state, and determining a dynamic average-delivered-power value within each state. An error signal is calculated within each state, and a controller output is produced using the error signal. An internal setpoint is produced based upon the error signal, and a power amplifier is controlled using the internal setpoint to control output power.
US11972919B2 Plug-in circuit breaker
A plug-in circuit breaker that includes a housing with a limiting hole, a button mechanism having a closing position and an opening position, and an operating mechanism actuated by the button mechanism. The plug-in circuit breaker includes a locking member arranged inside the housing. The locking member has a locking protruding stand opposite the limiting hole. When the button mechanism is in the closing position, the locking protruding stand of the locking member extends out of the limiting hole and limited by the button mechanism. When the button mechanism is in the opening position, the locking protruding stand of the locking member extends out of the limiting hole to apply an external force on the locking member for retraction. The locking protruding stand of the locking member can retract into the housing, and the locking member limits the button mechanism to perform the closing operation.
US11972916B2 Fall detection sensor
A compact fall detection sensor includes a case. A magnet is housed in the case. A reed switch with a pair of reeds are integrally positioned around the central axis of the case at the bottom of the case. In an upright state, the magnet is gravitationally positioned in the longitudinal direction of the reed switch around the central axis of the curved surface of the case, each magnetic pole magnetizing the corresponding reed of the reed switch, allowing one of the reeds to be magnetized to N pole and the other reed to S pole to turn on the switch. When inclined from the upright state, the magnet slides along the curved surface of the case and deviates from the central axis, to position only one of the magnetic poles of the magnet around the central axis to turn off the reed switch.
US11972912B2 3D-printed deformable input devices
Electrical input devices can be produced using a multi-material 3D-printing process. The electrical input devices can include a non-conductive material portion and a conductive material portion. The non-conductive and conductive material portions are integrally formed during a single 3D-printing process. Deformation of the electrical input devices cause an electrical variance of the conductive material portion that is responsive to the deformation. Some electrical input devices described provide digital responses, and some electrical input devices described provide analog responses. The described techniques can be used to manufacture complex finished devices in a single 3D-print run, and, in some examples, without the need for post-processing or assembly.
US11972911B2 Electronic device including key assembly
An electronic device is provided. The electronic device includes a housing having a key hole formed therein and including a switch disposed therein, the key hole being formed such that a first length is longer than a second, perpendicular length and a key assembly coupled to the housing, a portion of the key assembly being disposed inside the key hole. The key assembly includes a cover member, a portion of which is exposed outside the housing through the key hole and a pressing member that is coupled to the cover member and presses the switch. The pressing member includes first protrusions protruding from opposite longitudinal ends of the pressing member in a first direction, and the first protrusions are brought into contact with an inner wall of the key hole and have elasticity such that a portion of the first protrusions are capable of elastic deformation.
US11972910B2 Electrolytic capacitor and manufacturing method therefor
An electrolytic capacitor includes an electrode foil and a lead member connected to the electrode foil. The electrode foil has a first principal surface and a second principal surface opposite to the first principal surface. The electrode foil and the lead member are connected by a caulking part in an overlapping part in which the first principal surface of the electrode foil and the lead member overlap each other. The caulking part has a through-hole penetrating the electrode foil and the lead member. The electrode foil in the caulking part includes a first folded part that is folded back at a peripheral edge portion of the through-hole to be disposed on the second principal surface. The lead member in the caulking part includes (i) a penetrating part that penetrates the electrode foil and (ii) a second folded part that is folded back at an end portion of the penetrating part to be disposed on the second principal surface. The penetrating part includes an inner wall of the through-hole. The second folded part covers the first folded part.