| Document | Document Title |
|---|---|
| US10524400B2 |
Component locating apparatus and method for alignment of components on opposite sides of a structural wall
A component locating apparatus for alignment of components on opposite sides of a structural wall includes a source magnet and a clone magnet. The source magnet has a magnetic centroid positioned relative to a locating feature and is successively held against the first side of the structural wall at a plurality of spaced apart source positions. The clone magnet has a marking opening at a magnetic centroid and is magnetically held against the second side of the structural wall by an attractive magnetic force at clone positions corresponding to the source positions. The magnetic centroids are aligned by the attractive magnetic force and the marking opening allows an operator to mark the second side of the structural wall at the magnetic centroid of the clone magnet at each of the clone positions to mirror, on the second side, the source positions corresponding to the component locating template. |
| US10524396B2 |
Sensor assembly with cooling
A sensor assembly includes an elongated tubular beam, a chamber positioned to receive air from the beam, and a sensor thermally connected to the chamber. The chamber has a plurality of outlet holes. A plurality of fins may be disposed in the beam and/or the chamber. The sensor may be supported by the beam. |
| US10524394B2 |
4-post rack with integrated intake/exhaust regions
An electronic equipment rack has a support structure made up of post members configured to form a cage having a front, a back, a top, a bottom, a first lateral side, and a second lateral side and defining a space therebetween. A first plenum is arranged along the first lateral side of the support structure. A second plenum is arranged along the second lateral side of the support structure. A sealing panel defining a first wall of the first plenum has a length extending substantially from the top of the support structure to the bottom of the support structure. A portion of the first sealing member is selectively removable to define an intake port in the first plenum. |
| US10524393B2 |
Multi-module electrical system containing with an integral air duct
A system of modules that hold components for operating an external energy source including solar cells and other energy sources is provided, where upon assembly of the modules an electrical cabinet with a module internal air channel for air duct cooling for the components is created. The resulting modular cabinet is only as large as required and is easily expandable. Modules are no larger than the components housed therein and the modules are easy to handle. Interior modules can be in any order reducing the chance of error during assembly and allowing modules in certain positions which may ease installation or operation. Components are thermally connected at the factory to a portion of the air duct in each module and none of the present challenges associated with thermal connection exist at the time of installation. |
| US10524392B1 |
Dissipating heat using phase change material
A device can dissipate heat from an electrical component by using a phase change material. A horizontal circuitry layer can have opposing first and second sides. A vertical hole can extend through the horizontal circuitry layer. A vertical channel can include a phase change material positioned in the vertical hole and in thermal contact with the first and second sides of the horizontal circuitry layer. The phase change material can dissipate a first amount of heat from the first side by absorbing the first amount of heat and changing phase from a solid form to a liquid form. The phase change material, when in the liquid form, can dissipate a second amount of heat from the first side by transporting the second amount of heat via convection from the first side of the horizontal circuitry layer to the second side of the horizontal circuitry layer. |
| US10524387B2 |
Heat dissipation control method and immersion cooling system thereof
A heat dissipation control method is applied to an immersion cooling apparatus for cooling a heat generating member. The immersion cooling apparatus includes a cooling chamber, a fan device, and a pump communicated with the cooling chamber and the fan device for transmitting vapor generated by a cooling solution to the fan device and transmitting the cooling solution to the cooling chamber. The heat generating member is immersed in the cooling solution stored in the cooling chamber. The fan device cools the vapor into liquid. The heat dissipation control method includes utilizing a sensing processor to detect a vapor temperature, the sensing processor preferentially increasing power of the pump when determining the vapor temperature is larger than a maximum of a temperature control range, and the sensing processor preferentially decreasing power of the fan device when determining the vapor temperature is less than a minimum of the temperature control range. |
| US10524385B1 |
Fan module and electronic device with the same
A fan module used on an electronic device, the electronic device includes a main board and a connector. The fan module includes a tray, a fan mounted on the tray, a supporting frame mounted on the fan, and a printed circuit board mounted on the fan by the supporting frame, the printed circuit board includes a main body and a conducting strip. The main board is perpendicular to the printed circuit board, and the connector is electrically connected to the conducting strip. The assembly of the printed circuit board and the main board is perpendicular to each other, and the supporting frame is compact to have the printed circuit board mounted on the fan, which is greatly reducing the size of the fan module in a depth direction with space saved and low cost. |
| US10524381B1 |
Spring mounted slidable lock for rack components
An electronics rack component including at least one slide locking mechanism for removably securing the component to a rack. The slide lock mechanism includes a slide lock with a support configured to slide along a flat flange portion of the rail. A release lever protrudes from the top surface of the support base and provides a structure or surface for a user's finger to slide the support base along the flat flange portion. A locking latch extends downward from the bottom surface of the base and through the slot in the rail. The locking latch includes a portion spaced apart from the bottom surface of the base a distance to accommodate the flat flange portion and a flange on the electronics rack. A spring biases the slide lock toward the end of the component. |
| US10524376B2 |
Display apparatus
A display apparatus includes a plurality of first brackets adhered to the rear panel. A first bracket has a recess on a first surface where an adhesive is applied, and a first protrusion extending from a second surface and a second protrusion extending from the first protrusion. A connection bracket has a side wall and a plurality of first tab portions. The tab portion is provided into an opening of the first protrusion. A second bracket is provided adjacent to the plurality of the first brackets and attached to the connection bracket. A frame is mounted to the at least one second bracket. A light source is provided between the frame and the second bracket. |
| US10524372B2 |
Enclosure with metal interior surface layer
An enclosure is formed by coupling an outer cover to a back enclosure piece. The enclosure defines an interior volume for receiving components of an electronic device. The back enclosure piece is formed from a metal frame component and a non-metal outer cover. A metal layer overlaps the metal frame component and the outer cover within the interior volume. The metal layer has a thickness that provides support and shatter resistance to the non-metal outer cover. The metal layer can form an inductor of a wireless power transfer circuit. |
| US10524363B2 |
Method for producing wired circuit board
A method includes the following steps: S1, providing the insulating layer having an inclined face; S4, disposing a photomask so that in the photoresist, first and second exposure portions are exposed to light, and exposing the photoresist is to light through the photomask; S5, removing the first and the second exposure portions of the photoresist. On the assumption that in S4, light reflected at the metal thin film is focused between the first and the second exposure portions of the photoresist, the inclined face has a bending portion bending in one direction, the portion removed in S5 in the photoresist due to light focus being continuous with the first and the second exposure portions. The second exposure portion includes continuously an avoidance portion that avoids the bending portion and an overlapping portion that overlaps with at least a portion other than the bending portion in the inclined face. |
| US10524360B2 |
Copper clad laminate for forming of embedded capacitor layer, multilayered printed wiring board, and manufacturing method of multilayered printed wiring board
A material for forming of the capacitor layer which generates no crack in drilling on the dielectric layer of the capacitor in manufacturing of a highly multilayered printed wiring board embedded a capacitor circuit. Copper clad laminate for forming of an embedded capacitor layer of a multilayered printed wiring board including an embedded capacitor circuit having a layer structure of copper layer/dielectric layer of the capacitor/copper layer in an inner layer characterized in that the composite elastic modulus Er of the resin film constituting the dielectric layer of the capacitor along the thickness direction is less than 6.1 GPa is employed. |
| US10524356B2 |
Transparent antenna
A transparent antenna includes a conductive material disposed on a surface of a non-opaque substrate in one or more conductive regions, wherein a geometry of the conductive regions defines an antenna pattern. A non-conductive material is disposed on the surface of the substrate in a fill pattern which is an inverse of the antenna pattern. An average optical transparency in the conductive regions and the non-conductive regions is at least 50%, and the average optical transparency in the conductive regions differs from that of the non-conductive regions by no more than 10%. |
| US10524352B2 |
Resin multilayer substrate
A resin multilayer substrate includes a multilayer body including resin layers mainly made of thermoplastic resin and that are laminated, a first component incorporated in the multilayer body and including a first component terminal, a second component incorporated in the multilayer body, including a second component terminal, spaced away from the first component as seen from a laminating direction of the multilayer body, a first conductive via electrically connected to the first component terminal and overlapping the first component terminal as seen from the laminating direction of the multilayer body, and a plurality of second conductive vias not aligned with the first conductive via, disposed closer to the second component, disposed at heights different from a height of the first conductive via, and electrically connected to the first conductive via. |
| US10524346B2 |
Device for tuning SCRF cavity
The present invention relates to method and device invention made in SS316LN for tuning single-cell or multi-cell SCRF cavity for precise slow and fast tuning with low hysteresis. The tuning mechanism (device) for SCRF cavity consists of two thick square flanges connected to each other through two parallel sets of X-link levers pivoted in between such that the motion of top end of flange and bottom end of flange equalizes; wherein the top end of X-link connects one square flange to the bottom end of the other square flange and vice-versa using thin flat flexure plates; wherein the flexure plates are joined on X-link and square flange by bolts having spring locks; the square flanges have platform on the top that transfer motion and these are connected through power screw mechanism; wherein the power screw for linear actuation is rotated using worm-wheel. |
| US10524345B2 |
Residual gain monitoring and reduction for EUV drive laser
A laser system includes a laser source operable to provide a laser beam; a laser amplifier having an input port and an output port and operable to amplify the laser beam, the laser beam travelling along a main beam path through the laser amplifier from the input port to the output port; and a residual gain monitor operable to provide a probe laser beam, the probe laser beam travelling along a probe beam path through the laser amplifier from the output port to the input port, wherein the residual gain monitor calculates a residual gain of the laser amplifier according to the probe laser beam. |
| US10524344B2 |
Laser-driven high repetition rate source of ultrashort relativistic electron bunches
A laser-plasma-based acceleration system includes a focusing element and a laser pulse emission directing a laser beam to the focusing element to such that laser pulses transform into a focused beam and a chamber defining a nozzle having a throat and an exit orifice, emitting a critical density range gas jet from the exit orifice for laser wavelengths ranging from ultraviolet to the mid-infrared. the critical density range gas jet intersects the focused beam at an angle and in proximity to the exit orifice of the nozzle to define a point of intersection between the focused beam and the critical density range gas jet. In intersection with the critical density range gas jet, the pulsed focused beam drives a laser plasma wakefield relativistic electron beam. A corresponding method of laser-plasma-based acceleration is also described. The critical density range may include 2×1020 cm−3 to 5×1021 cm−3. |
| US10524340B2 |
Fastener system for ignition prevention triggered by a lightning strike, structure comprising the fastener system, and method for manufacturing the structure
A fastener system for ignition prevention triggered by a lightning strike. The fastener has a fastener body and a fastener head, and a fastening member configured to be mounted on a portion of the fastener body, wherein the fastener and the fastening member are configured to fasten at least a first part and a second part between the fastener head and the fastening member, and the fastener comprises an electrically insulating material. A structure comprises the fastener system, the first part that faces an outside from where the lightning strike may hit the first part and the second part. |
| US10524339B2 |
Switch apparatus
A switch apparatus adapted to be disposed on a wall surface includes a box, a heat generating element, a cover, a switch element, and a first heat dissipation structure. The box has an opening and is adapted to be embedded into the wall surface. The heat generating element is disposed inside the box. The cover is assembled to the box and covers the opening. The cover has a front surface and a rear surface opposite to each other. The rear surface faces toward the box, and the front surface is adapted to be exposed from the wall surface. The switch element is disposed on the front surface. The first heat dissipation structure includes first and second sections connected with each other. The first section is connected with the cover and exposed from the front surface, and the second section extends into the box and contacts the heat generating element. |
| US10524337B2 |
Automated system for lighting control
In some embodiments, a method includes receiving a signal indicating that a timeout timer associated with a space has been has crossed a threshold in a space. If a motion sensor is disposed within the space, the method includes sending a signal to a connector operatively coupled to a light source such that the connector reverts to a default state. If (1) a motion sensor is not disposed within the space and (2) a light sensor is disposed within the space, the method includes sending a signal to the connector such that the connector is controlled by the light sensor. |
| US10524335B1 |
Systems and methods for reducing network traffic in a lighting system
Systems and methods are provided for reducing network traffic in a lighting system. A server computer can calculate the energy consumption of the light sources in the lighting system based on the settings of the lights sources implemented by the server computer and power usage data for the light sources. By calculating the energy consumption at the server computer based on the implemented settings and the power usage data, the server computer does not have to receive communications from the controllers of the light sources indicating the power usage or energy consumption of the light source. The power usage data for the light sources can be updated to enable the server computer to provide more accurate energy consumption information for the lighting system. |
| US10524334B1 |
Electrically isolated system and method for digital regulation of a programmable lighting device
A lighting device (e.g. LED driver) includes digital dimming, configuration and firmware updating via wireless communication circuitry and associated volatile memory (e.g., SRAM). A power stage converts AC mains input into a DC bus voltage, and further converts the DC bus voltage into output current for driving a load. A power distribution circuit generates a regulated DC voltage based on the DC bus voltage. A wireless interface circuit is linked to a wireless communications network (e.g., NFC), and configured to receive device configuration data during at least first operating conditions when the regulated DC voltage is unavailable, and further to receive dimming control data during second operating conditions when the regulated DC voltage is available. A controller generates gate driving signals for regulating the output current from the power stage, said gate driving signals generated based at least in part on the device configuration data and the dimming control data. |
| US10524327B2 |
Range-adjustable wallbox controllers for electrical devices
A wallbox controller for controlling a parameter of an electrical device can include a selector circuit that controls a value of the parameter within a range of values. The wallbox controller can also include a first range limit setting interface coupled to the selector circuit, where the first range limit setting interface sets a first limit for the range of values. |
| US10524321B2 |
LED system with driver voltage clamping
One example includes a light-emitting diode (LED) system. The LED system includes an LED array comprising a plurality of LEDs that are each activated via an LED current provided therethrough to provide illumination. The system also includes an LED controller configured to sequentially activate the plurality of LEDs via at least one LED driver system configured to selectively provide the LED current through each sequential one of the plurality of LEDs in an activated state in response to an activation signal. The at least one LED driver system includes a voltage clamp configured to maintain a substantial constant amplitude difference of a driver voltage associated with the LED current from the activated state to a deactivated state. |
| US10524317B2 |
Heating cooker
A heating cooker includes heating chamber configured to house a food, through-hole formed in a wall surface of heating chamber, an imager configured to capture an image in heating chamber through through-hole, air blower configured to blow air on an outside of heating chamber, and wind guide configured to guide wind generated by air blower. Thus, wind guide is disposed so that the wind from air blower forms an air curtain passing through space between the imager and through-hole. |
| US10524314B2 |
Fluid heating device of engine
A fluid heating device of an engine is provided that is capable of reducing power consumption of a heat source required for heating a fluid. The fluid heating device of the engine includes a heat radiation pipe through which a fluid passes and an induction heating coil. Heat of the heat radiation pipe that is inductively heated by the induction heating coil is radiated to the fluid. A whole periphery of the heat radiation pipe is surrounded by the induction heating coil. The induction heating coil is supported by the heat radiation pipe. A holder is included, and the induction heating coil is supported by the heat radiation pipe via the holder. The holder, to which the induction heating coil is attached, is detachably supported by the heat radiation pipe. |
| US10524313B2 |
Rear slider window assembly with laminated heating element
A rear slider window assembly for a vehicle includes a fixed window panel and a movable window panel that is movable between a closed position and an opened position. The movable window panel includes a laminated movable window panel having an electrical element disposed between an inner glass panel and an outer glass panel. The first electrical element is in electrical connection with a wire harness of the vehicle via a flexible connector electrically connected to a first electrical connector at an inner surface of the movable window panel and to a second electrical connector at the inner surface of the fixed window panel. The first electrical connector is electrically connected to the first electrical element via a thin flat connector that extends from the first electrical connector and wraps around a perimeter edge of the inner glass panel of the movable window panel. |
| US10524309B2 |
System and method for using a mobile device as an input device for surveys at a live event
A method is provided for interacting with audience members in an event, each of the potential attendees having available thereto a unique identifier. The method comprises creating, for an attendee, a unique ID (UID) on a mobile wireless device (MWD) by the steps of inputting to the MWD one of the unique identifiers, combining the obtained unique identifier with a UID time stamp at the time of creation of the UID; receiving with a server on a first wireless channel communications from the MWD; registering the UID at the physical location of the event; generating a visual query; displaying on the MWD response indicators; receiving at the server from the registered attendee a response, to the query over the first wireless channel; and storing in a database on the server the received response in association with the displayed query. |
| US10524308B2 |
Method for decentralized clustering in wireless sensor networks
An improved method of clustering wireless sensor networks includes selecting cluster heads in the network based on a score calculated for each node. The score is calculated based on one or more predetermined criteria of each node and determines which node is selected as a cluster head among one or more nodes in the vicinity of each other. As a result, the score of each cluster head node at the time of its selection is higher than or the same as its cluster node members. Moreover, the cluster heads may be selected such that they are not located in close proximity to each other and are fairly distributed in the environment. The duration of this decentralized clustering process is finite and predetermined and does not depend on the number of nodes and the size of the network. |
| US10524306B2 |
Telecommunications apparatus and methods
method is for use in a mobile telecommunications network that comprises a base station providing wireless connectivity within a base station cell, a mobile node providing wireless connectivity within a local cell and configured to communicate wirelessly with the base station, and a terminal configured to communicate wirelessly with the base station and configured to communicate wirelessly with the mobile node; and the method comprises: activating a limited local radio connection between the terminal and the mobile node; starting a first timer of fixed duration when or after the limited local radio connection is activated; and when the first timer has expired, activating a limited base station radio connection between the terminal and the base station and terminating the limited local radio connection between the terminal and the mobile node. |
| US10524300B2 |
Wireless low-latency audio content sharing
A first audio device exchanges first control signals with a source device and thereby receives first audio signals from the source device. A second audio device exchanges second control signals with the first audio device including information the second audio device needs to receive the first audio signals from the source device. The first control signals include communications using Bluetooth BR/EDR protocols and establish a first Bluetooth link for audio streaming from the source device to the first audio device. The second control signals include communications using Bluetooth Low Energy (BLE) protocols and transfer to the second audio device parameters of the first Bluetooth link, such that the second audio device can receive and decode an audio stream transmitted from the source device to the first audio device over the first Bluetooth link. |
| US10524293B2 |
User equipment, enodeb and wireless communication method
Provided are a user equipment (UE), an eNode B (eNB) and a wireless communication method for Licensed-Assisted Access (LAA). A UE for LAA according to one embodiment can comprise: a first circuit operative to perform a first listen-before-talk (LBT) in a system bandwidth; a second circuit operative to perform a second LBT in an allocated bandwidth; and a transmitter operative to transmit a signal in the allocated bandwidth if the first LBT is unsuccessful and the second LBT is successful. |
| US10524287B2 |
Method and device for transmitting and receiving frame related to multi-user transmission in wireless LAN system
A method for transmitting and receiving a frame by an access point (AP) in a wireless communication system, according to an embodiment of the present invention, comprises the steps of: determining two or more STAs for performing multi-user (MU) transmission; determining a delivery traffic indication map (DTIM) for transmitting a parameter related to a trigger frame with respect to each of the two or more STAs; transmitting the parameter related to the trigger frame by means of the DTIM; and receiving from the two or more STAs an MU frame in time-frequency resources which are indicated in the parameter related to the trigger frame. |
| US10524286B2 |
Power saving using integrated CF-End indication
An electronic device that transmits a frame to a second electronic device is described. In particular, during operation, an interface circuit in the electronic device (such as an access point in a WLAN) may transmit the frame to the second electronic device using a Wi-Fi communication protocol. The frame may include information cancelling a previously specified NAV protected time in a preamble of the frame. For example, the information may include a CF-End indication. Moreover, the information may be included in a MAC header of the frame and, more generally, in a preamble of a high efficiency (HE) physical layer convergence protocol (PLCP) protocol data unit (PPDU). Furthermore, the electronic device may transmit the frame in response to a block acknowledgment (BA) from the second electronic device. |
| US10524283B2 |
Telecommunications apparatus and methods
A wireless telecommunications system that supports a virtual carrier mode operation in which downlink communications are made by a base station while a terminal device receives at least some communications from the base station within a restricted subset of transmission resources. When there is to be a change in system information, the base station transmits to the terminal device an indication that updated system information is to be broadcast by the base station to plural terminal devices and the terminal device seeks to acquire the updated system information using the restricted subset of transmission resources. The base station further conveys to the terminal device an allocation of uplink transmission resources for acknowledgement signalling for the updated system information and the terminal device responds by using the allocated uplink transmission resources to convey to the base station an indication whether or not the terminal device has acquired the updated system information. |
| US10524282B2 |
Scheduling assignment content and transmission in wireless communications
Methods, systems, and devices are described for transmissions and retransmissions of scheduling assignment (SA) information, and for content of SA transmissions. SAs may be transmitted during an initial communications period, followed by data transmissions for a certain time period. A device may monitor for transmissions during the SA period and then monitor for data transmissions during periods indicated in a received SA. SAs may be retransmitted according to a retransmission pattern that may provide time or frequency diversity patterns in order to enhance reception of SAs at a receiving device. Retransmission patterns may be determined based on a resource from an SA resource pool that is used for an initial transmission of the SA. |
| US10524278B2 |
Scheduling and token bucket for communication co-existence
The disclosure relates in some aspects to a scheduling and token bucket scheme for co-existence of different radio access technologies on a communication resource. In some aspects, the scheme may avoid traffic collisions on the resource and promotes access fairness on the resource. |
| US10524277B2 |
Method and apparatus for secondary base station mobility
The apparatus for wireless communication includes a processing system. The processing system is configured to establish a first radio link with a master base station, establish a second radio link with a first cell associated with a secondary base station, wherein the second radio link comprises a SRB, and receiving a RRC connection reconfiguration signal from the second radio link SRB to establish the second radio link with a second cell. |
| US10524276B2 |
Method for allocating transfer times in a wireless powered communication network
The present invention relates to a method for allocating transfer times of a low degree of complexity for improving physical-layer security in a wireless powered communication network. A method for allocating transfer times in a wireless powered communication network according to an embodiment of the invention can provide a low-complexity method of allocating transfer times that enables physical-layer security in a secure wireless powered communication network (WPCN) using an energy harvesting jammer, and this method can be utilized to establish an energy harvesting communication system that is efficient in terms of information security. |
| US10524267B2 |
Traffic and mobility aware virtual access points
In one embodiment, a supervisory device in a network classifies mobility and traffic characteristics of a first node in the network. The supervisory device identifies wireless channels supported by access points (APs) in the network. The supervisory device selects one of the wireless channels for use by the first node based on the classified mobility and traffic characteristics of the first node. The supervisory device forms a first virtual access point (VAP) for the first node on the selected wireless channel. A plurality of the access points (APs) in the network that support the selected channel are mapped to the first VAP as part of a VAP mapping. The first node treats the APs in the VAP mapping as a single AP for purposes of communicating with the network. |
| US10524264B2 |
Wireless communication device including memory de-allocator for efficient memory usage and method of operating the same
Some example embodiments include methods of operating a wireless communication device supporting carrier aggregation, the methods include allocating a memory of a plurality of memories to each of a plurality of component carriers based on a memory allocation priority; determining a demodulation priority for each of the plurality of component carriers based on one of a size of each memory allocated to each of the plurality of component carriers, and the memory allocation priority; and demodulating signals received via the plurality of component carriers based on the demodulation priority. |
| US10524262B2 |
Transmission of control information in a wireless network with carrier aggregation
Techniques for sending control information to support operation on multiple component carriers (CCs) are disclosed. A user equipment (UE) may be configured with multiple CCs for carrier aggregation. The multiple CCs may be associated with different uplink-downlink configurations and may have different downlink subframes and uplink subframes. In one aspect, uplink control information (UCI) for a secondary CC (SCC) may be sent on a primary CC (PCC) based on a UCI transmission timeline for the PCC (and not based on a UCI transmission timeline for the SCC). For example, a downlink grant for the SCC may be sent based on a downlink grant transmission timeline for the PCC. In another aspect, uplink grants for an SCC may be sent on the PCC based on an uplink grant transmission timeline for the PCC (and not based on an uplink grant transmission timeline for the SCC). |
| US10524259B2 |
High reliability low latency mission critical communication
Systems and methods for communicating mission-critical (MiCri) data in a network including a base station and user equipment (UE) are provided. The methods may include receiving a request message requesting MiCri data, and transmitting the MiCri data during a transmission time interval (TTI) of a first carrier component or during a transmission time interval (TTI) of a second carrier component. In various aspects, the TTI of the first carrier component may be staggered in time with respect to the TTI of the second carrier component. In another aspect, the UE may pre-report interference pattern information for a nominal TTI for use in communication of MiCri data. |
| US10524255B2 |
Method and apparatus for handling DC subcarrier in NR carrier in wireless communication system
A method and apparatus for operating in a new radio access technology (NR) carrier in a wireless communication system is provided. A user equipment (UE) receives an indication of a system bandwidth and a center frequency of the system bandwidth from a network, and operates subbands in the NR carrier according to the indication. The center frequency of the system bandwidth corresponds to a direct current (DC) subcarrier. |
| US10524248B2 |
Method and apparatus for detecting downlink control signal in wireless communication system
The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method by a terminal in a mobile communication system is provided. The method includes receiving configuration information corresponding to a transmission mode; receiving first downlink control information on a first subframe; omitting acquisition of second downlink control information using a second scheme, if the first downlink control information is acquired based on the first scheme; and transmitting information corresponding to the first downlink control information on a subframe corresponding to the first downlink control information. |
| US10524246B2 |
Two-stage downlink control information configurations for beam operation
A method of communicating downlink control information (DCI) from a transmit/receipt point (TRP) to a user equipment (UE) is disclosed. The method includes transmitting a first stage DCI and a reference signal (RS) by a coarse beam; transmitting a second stage DCI by a refine beam; where the first stage DCI includes information of the second stage DCI. |
| US10524245B2 |
Method for receiving downlink control channel in wireless communication system and device therefor
According to one embodiment of the present invention, a method by which a terminal decodes a downlink control channel for a terminal configured so as to support a multi transmission time interval (TTI) length in a wireless communication system can comprise the steps of: receiving information on whether physical resource block (PRB) bundling occurs for a downlink control channel or on bundling size thereof; and decoding downlink control channels at a first TTI on the basis of the assumption that the same precoder has been applied to downlink control channels within the same PRB bundling, when the PRB bundling is configured for the downlink control channel. |
| US10524240B2 |
User equipment, network node and methods therein for determining a transport block size in downlink transmissions in a telecommunications system
A method in a user equipment (121) for determining a transport block size is provided. The transport block size is used by the user equipment (121) in receiving downlink data transmissions from a network node (110) on an enhanced Control CHannel, eCCH. The user equipment (121) and the network node (110) are comprised in a telecommunications system (100). The user equipment (121) has access to a table of predetermined transport block sizes. The user equipment (121) may calculate an indicator NPRB based on the total number of PRBs allocated to the downlink data transmission NPRB, and based on an PRB offset value OPRB or a PRB adjustment factor APRB. Then, the user equipment (121) may determine the transport block size from the table of predetermined transport block sizes based on at least the calculated indicator NPRB. A user equipment, a method in network node and a network node are also provided. |
| US10524234B2 |
Uplink data packet transmission method, terminal device, base station, and communications system
The present disclosure provides an uplink data packet transmission method. The method includes: determining, by a terminal device, a CP length of a first uplink data frame; if the terminal device is in a state of out of uplink synchronization with a base station and in an RRC connected state, or is in an RRC idle state, generating the first uplink data frame for an uplink data packet according to the CP length and sending the first uplink data frame to the base station. The CP length is greater than a CP length of an uplink data frame sent by a terminal device that is in a state of uplink synchronization and in an RRC connected state. Therefore, signaling procedures such as random access and uplink synchronization can be omitted, so that the terminal device can directly send the uplink data packet by performing signaling exchange once. |
| US10524233B2 |
Techniques and apparatuses for transmit diversity while maintaining low peak to average power ratio
Some techniques and apparatuses described herein may assign resource elements of a particular resource block for transmission by two or more different antennas in a fashion such that the symbols are interleaved in frequency and/or in time, which improves frequency diversity of the two or more different antennas, thereby improving uplink performance of the UE. In some aspects, when the two or more resource blocks are contiguous, then each antenna may produce an interleaved frequency division multiple access (IFDMA) waveform, which may maintain peak to average power ratio (PAPR) properties of a single channel FDMA transmission. Thus, some techniques and apparatuses described herein may achieve transmit diversity and/or frequency diversity of a stream of symbols on two or more antennas without significantly increasing the PAPR of the stream of symbols. |
| US10524230B1 |
Dynamic paging concatenation methods and systems
Methods and systems disclosed herein can help to dynamically adjust the degree of or enable/disable concatenation of page messages, depending upon whether a user equipment is operating as a single radio LTE (SRLTE) device. An exemplary method involves a radio access network: (i) determining that a UE is configured to use a single radio system for both (a) data communication under a first air interface protocol, and (b) voice calls under a second air interface protocol that is different from the first air interface protocol, (ii) based at least in part on the determination, selecting a page-concatenation level to be used to page the first UE, and (iii) transmitting at least on page message to the UE according to the selected page-concatenation level. |
| US10524229B2 |
Method and device for transmitting tracking area information
Embodiments of the disclosure generally relate to transmission of TA information in a non-paging procedure. A network device receives, from a source node, a first message that is a non-paging message. The source node is one of a terminal device and a control device in a core network. Then, the network device obtains TA information about the terminal device from the first message and transmits, to a destination node, a second message generated based on the first message. The destination node is the other of the terminal device and the control device. |
| US10524227B2 |
Multicast aided cooperative beamforming wireless system
A cooperative wireless system using a multicast protocol to facilitate coordinating coherent addition and subtraction of wireless signaling or other beams originating from a plurality of antenna units at a target location is contemplated. The system may utilize multicast-based regulation and distribution of transmission control parameters necessary for the antenna units to synchronize the wireless signaling in a manner sufficient to enable the coherent addition and subtraction thereof at the target location. |
| US10524226B2 |
Determining the location of a UAV in flight utilizing real time kinematic satellite navigation and precise point positioning
Systems and methods are disclosed for determining the position of a UAV in flight. In particular, in one or more embodiments, the disclosed systems utilize real time kinematic and precise point positioning techniques to identify the position of a UAV without use of RTK correction data from an RTK network. Moreover, the disclosed systems and methods can precisely and accurately determine the absolute position of a base station and a UAV in flight at various times during a flight mission without use of RTK correction data from an RTK network. In one or more embodiments, the disclosed systems and methods can utilize the absolute position of a UAV in flight to perform various aerial missions or tasks. |
| US10524225B1 |
System and method for locating a mobile electronic device
A method for locating a device, including: at a first and second router, collecting sets of LAN communication data; based on the sets, determining location types of the routers; at the first router, receiving a wireless transmission from the device; based on the wireless transmission, determining a location of the device; and controlling a set of electronic devices based on the location and the first location type. A method for locating an device, including: at a first router: establishing a wireless connection to the device; receiving a first wireless transmission from the device; and disconnecting from the device; receiving a second wireless transmission from the device at a second router; based on the first and second wireless transmissions, determining connection metrics; based on the connection metrics, determining a location of the device; and controlling a set of electronic devices based on the location. |
| US10524223B2 |
Location configuration information (LCI) query
Embodiments for providing a query for location information for access points (APs) proximate to a reporting AP are generally described herein. A station may include a processor arranged to generate a Location Configuration Information (LCI) request having subelements arranged to query a reporting AP for a LCI report that includes location information regarding APs proximate to the reporting AP and a transceiver, coupled to the processor, the transceiver being arranged to send to the reporting AP the generated LCI request for the LCI report that includes location information regarding APs proximate to the reporting AP. |
| US10524221B2 |
Base station, user equipment, and measurement method for inter-base station carrier aggregation
Embodiments of the present invention provide a base station, user equipment, and a measurement method for inter-base station carrier aggregation. The method includes: a primary base station of the UE sends a message include indication information to request the UE report a timing offset between the primary base station and a secondary base station of the UE; the secondary base station calculates a corrected measurement gap information according to a measurement gap information and the timing offset; the secondary base station stops scheduling the UE in a measurement gap period indicated by the corrected measurement gap information. In the embodiments of the present invention, the secondary base station does not schedule user equipment in a measurement gap period of the UE, which avoids waste of an air interface resource and improves the network transmission efficiency. |
| US10524220B2 |
Location tracking of products and product display assemblies in a wirelessly connected environment
Disclosed herein are a number of example embodiments where wireless nodes are arranged in a wirelessly connected environment to support a variety of remote management operations, including location tracking, status monitoring, and remote control. In an example embodiment, the wireless nodes can be deployed in a retail store and provide remote management and control over any combination of product display assemblies, locks, power strips, display shelves, display hooks, and other node types. |
| US10524219B2 |
Communication apparatus, communication system and communication method
A master station capable of controlling a slave station, includes a transmission unit, a reception unit, and a device control unit. The transmission unit and the reception unit communicate via a network with another communication apparatus capable of controlling a slave station. The device control unit acquires slave station information indicating slave stations to be controlled by the other communication apparatus, obtains, as a controlled slave station of the master station, a slave station which does not overlap with a slave station indicated by the slave station information based on the acquired slave station information, and generates control information for controlling the controlled slave station of the master station. The transmission unit transmits the control information to the controlled slave station of the master station. |
| US10524216B1 |
Communication of wireless signals through physical barriers
A system for transmitting and receiving wireless signals through a physical barrier, such as walls or windows, to wireless computing devices that are located internal to a structure that is formed in part by the physical barrier. The wireless signals are millimeter waveforms with gigahertz frequencies that are communicated with 5G communication protocols by one or more remote base station nodes located external to the physical barrier. One or more external antennas are configured to communicate RF wireless signals with HMA waveforms to remote wireless base station. In one or more embodiments, the RF wireless signals are amplified and communicated bi-statically through the window barrier between customer premises equipment and an authorized remote wireless base station. |
| US10524215B2 |
Electronic device in wireless communication system, and wireless communication method
The present disclosure relates to an electronic device in a wireless communication system, and a wireless communication method. The electronic device at a user equipment side, according to the present disclosure, performs a device-to-device (D2D) communication with a target user equipment, and the electronic device comprises: a path loss reporting unit configured to acquire the path loss between the electronic device and the target user equipment and report information about the path loss to a base station device; and a power determination unit configured to acquire information about a first power parameter from the base station device, wherein the first power parameter is related to the path loss; and is configured to determine a D2D transmission power for performing D2D communication between the electronic device and the target user equipment based on the first power parameter. |
| US10524214B2 |
Power information exchange method and device
The present invention provides a power information exchange method and a device, and relates to the communications field, so as to exchange actual power of a device, effectively reduce network power consumption, and improve network energy efficiency performance. The method includes: sending, by a first device, a power information request message to each second device, where the second device is a device connected to the first device, and the power information request message is used to instruct each second device to measure actual power of the second device; and receiving, by the first device, a power information reply message sent by each second device, where the power information reply message carries the actual power of the second device sending the power information reply message, and the power information request message carries type information of the actual power and format information of the actual power. |
| US10524212B2 |
Uplink beam failure recovery
A wireless device receives message(s) from a base station. The message(s) comprise configuration parameters of an uplink beam management procedure. The configuration parameters comprise: first parameters of first SRS resources; second parameters of second uplink resources; and a first timer value for a first timer. A first downlink control information (DCI) is received. The first DCI indicates transmission of at least one SRS for the uplink beam management procedure. The at least one SRS is transmitted via at least one of the first SRS resources. In response to the transmitting: the first timer is started based on the first timer value; and a downlink control channel is monitored for a second DCI. At least a second uplink signal is transmitted via at least one of the second uplink resources in response to not detecting the second DCI during the monitoring. |
| US10524204B2 |
Apparatus for communication using unlicensed band and method thereof
An electronic apparatus is provided. The electronic apparatus includes a radio frequency (RF) module receiving a signal from a base station (BS) of a first network through a downlink subframe including a plurality of symbols in an unlicensed band and at least one processor operating in a first mode or in a second mode power consumed in the second mode is lower than power consumed in the first mode. |
| US10524200B2 |
System and method for dynamically configurable air interfaces
A method of transmitting includes categorizing a transmission between the first device and a second device as one of a plurality of transmission types, and selecting an air interface from a plurality of air interface candidates in accordance with the transmission as categorized. The method also includes sending the transmission to the second device using the selected air interface. |
| US10524187B2 |
Wireless communication apparatus and wireless communication method using wireless LAN client
An apparatus which transfers information transmitted from a master node or addressed to the master node, comprises a generation unit that generates an assessment value representing logical proximity to the master node; a transmit unit that sends/receives the assessment value to/from other apparatuses; and a communication unit that, when this apparatus is an apparatus that is logically closest to the master node within a communication range, transmit information having the master node as a transmission source to other apparatuses or receive information addressed to the master node from the other apparatuses; otherwise, transmit information addressed to the master node to the logically closest apparatus or receive information having the master node as a transmission source from the logically closest apparatus. |
| US10524183B2 |
Routing data packets in wireless networks with directional transmissions
An apparatus and method for communicating via a routing protocol in a wireless network having directional transmission capabilities. Reliable peer stations are identified using Beamforming (BF) training feedback metrics. Routing discovery messages are transmitted by unicast to reliable peer stations, with neighborhood discovery lists disseminated among peer stations in a unicast mode. From the above information, routing tables are constructed with best routing between a source and a destination station, wherein messages can be routed using said routing table from a source peer station, through intermediate peer stations, to a destination peer station. In addition, other embodiments are described, including a simplified two-hop routing apparatus and method. |
| US10524178B2 |
SRVCC capability information transmission method and apparatus, and system
Embodiments of the present invention relate to the field of communications technologies, and disclose a single radio voice call continuity (SRVCC) capability information transmission method and apparatus, and a system. The method in the embodiments of the present invention includes: obtaining, by a core network (CN) network element, SRVCC capability information of a terminal from the terminal, where the terminal accesses, from a first-standard network by means of an inter-RAT handover, a second-standard network in which the CN network element is located, the first-standard network does not support an SRVCC function, and the second-standard network supports the SRVCC function; and sending, by the CN network element, the SRVCC capability information to a radio access network (RAN) network element. |
| US10524177B2 |
Methods and apparatus to manage data connections for multiple subscriber identities in a wireless communication device
Apparatus and methods to manage data connections to multiple wireless networks in a wireless communication device supporting multiple subscriber identities via multiple subscriber identity modules (SIMs) are disclosed. A representative method includes detecting an application request to establish a data connection; obtaining a preference for prioritization of data connections for the multiple SIMs; and based on the preference, establishing the data connection with a wireless network associated with one of the multiple SIMs. In representative embodiments, the preference is based on a user specified or default prioritization of the multiple SIMs, an order of radio access technologies (RATs), one or more quality metrics, data rates supported, and/or availability of wireless local area networks for the data connections. |
| US10524171B2 |
Reselection between regular and dedicated core networks
Certain aspects of the present disclosure relate to techniques selecting a core network. As described herein, a user equipment (UE) may receive an indication of services provided by a first core network (CN). The UE may take action to reselect from the first CN to a second CN to access a set of services not provided by the first core network. When a UE desires services not available on a currently-connected CN, the UE may transmit an establishment request message requesting the services desired. |
| US10524167B2 |
Handover method and device of terminal in mobile communication system
Provided is a method for a base station to support handover of a terminal in a mobile communication system. The method may include: receiving a random access preamble from the terminal; transmitting packets stored for the terminal to the terminal; and receiving a handover complete message from the terminal, wherein transmission of the stored packets to the terminal is initiated before receiving the handover complete message. In a feature of the present invention, when a terminal receiving data from the source base station is handed over to the target base station, it is possible to more rapidly transmit the terminal data forwarded to the target base station to the handed over terminal. Hence, user convenience can be enhanced. |
| US10524165B2 |
Dynamic utilization of alternative resources based on token association
Embodiments of the present invention provide a system for dynamic utilization of alternative resources based on token association. The system is typically configured for receiving a request from a user to generate a generic token for a digital wallet located on a mobile device of the user, generating the generic token and associating one or more resource credentials of the user with the generic token, transmitting the generic token to the mobile device of the user and storing the generic token in the digital wallet, receiving an interaction request from an authorization network to route an interaction, and routing the interaction to complete the interaction by selecting at least one resource credential from the one or more resource credentials associated with the generic token and transmitting the at least one resource credential to the authorization network. |
| US10524164B2 |
Dynamic service and policy control based on radio condition notifications
A system, method, and computer-readable medium provide for detecting, by a radio access network (RAN) device, a change in local radio conditions corresponding to an availability of a radio acceleration technology with respect to a subscriber data session; transmitting, based on the detected change, a signaling message including radio condition notification (RCN) data to a core network device; receiving instructions to apply a service rule to the subscriber data session, wherein the service rule corresponds to the RCN data; and applying the service rule to the subscriber data session. |
| US10524156B2 |
Machine type communication monitoring framework for 3GPP systems
A 3GPP monitoring architecture framework provides monitoring event configuration, detection, and reporting for machine-type and other mobile data applications by configuring monitoring on a mobility management entity (MME), a serving general packet radio service support node (SGSN), or a home subscriber service (HSS) node through existing interfaces, such as Tsp, T4, and T5 interfaces. |
| US10524153B2 |
Reporting of RRC mismatch occurrences
A method is provided including determining, at a user equipment, whether a control state mismatch occurred between the user equipment and a wireless network, the control state mismatch corresponding to an occasion where the user equipment is operating in a different control state than is expected by the wireless network; generating, at the user equipment, a report comprising information related to at least one occurrence of a control state mismatch; and transmitting, from the user equipment, the report to the wireless network. |
| US10524149B2 |
Apparatus and method for radio connection in wireless communication system
The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as long term evolution (LTE). The present disclosure relates to a wireless communication system supporting a multi-radio access technology (RAT). A method of operating a base station (BS) supporting a first RAT is provided. The method includes receiving information indicating a communication requirement from a terminal, determining whether the terminal needs to be connected with a different BS through a second RAT on the basis of the received information indicating the communication requirement, and if the terminal needs to be connected with the different BS through the second RAT, transmitting to the terminal a measurement configuration message for the second RAT. |
| US10524146B2 |
Radio terminal, radio station, radio communication system, and methods implemented therein
A radio terminal (2) is used in a radio communication system (100) and communicates with a radio station (1). The radio terminal (2) includes a measurement unit (20). The measurement unit (20) operates to perform, using a terminal measurement procedure for executing a first terminal measurement corresponding to radio access technology applied to the radio communication system (100), a second terminal measurement of a shared frequency shared by a plurality of radio systems including the radio communication system (100). |
| US10524144B2 |
Mobile terminal testing apparatus and frequency information setting method therefor
A mobile terminal testing apparatus capable of facilitating a setting of a combination of frequency bands of carrier aggregation and a setting of frequency information of each band and easily performing a test of the carrier aggregation is provided. A mobile terminal testing apparatus includes a control unit (14) that acquires UE capability information of a mobile communication terminal (2), displays a list of combinations of frequency bands set in a carrier aggregation band combination list of the UE capability information, and sets frequency information of each cell of carrier aggregation according to a frequency band in a combination selected from the list. |
| US10524141B2 |
Destructive testing of network nodes
A testing device(s) coupled to a network can test robustness of the network by injecting simulated traffic (one or more first data packets) into the network. Activity of a network node can then be monitored by obtaining first data associated with the network node. Based on the first data, the testing device(s) can determine when (and possibly how) to perform destructive testing for the network node, such as when the first data exhibits a value of a performance metric that satisfies a threshold, or deviates from a predetermined value by at least a threshold amount. Destructive testing can be initiated by generating and sending one or more second data packets that cause an unexpected event at the network node. In response to sending the second data packet(s), the testing device(s) can obtain second data to determine a node response indicating how the network node performed during the destructive testing. |
| US10524137B2 |
Information processing methods and electronic devices
The disclosure provides an information processing method and an electronic device. The method includes: transmitting a first instruction to M third electronic devices, wherein the M third electronic devices is within a predefined distance to a second electronic device based on a first information of the second electronic device, to cause the M third electronic devices to transmit a first signal with a first parameter; receiving from the second electronic device a first measurement result on the first signal and from one of the M third electronic devices a second measurement result on the first signal; and transmitting a second instruction to N third electronic devices, wherein the N third electronic devices satisfies a first condition based on the first measurement result and the second measurement result, to cause the N third electronic devices to transmit a second signal with the first parameter. |
| US10524134B1 |
Site survey tool for cellular base station placement
Apparatuses, methods, and systems for a site survey tool are disclosed. One site survey tool includes an elevated platform, wherein the elevated platform includes a directionally adjustable beam-forming antenna, wherein the elevated platform operates to adjust an elevation of the adjustable beam-forming antenna, and wherein the elevated platform operates to transmit or receive wireless signals while the directionally adjustable beam-forming antenna changes a beam direction. Further, a ground unit transmits wireless signals to the elevated platform or receives wireless signals from the elevated platform while the directionally adjustable beam-forming antenna changes the beam direction. A signal quality of received wireless signals is measured, and a power azimuth angular spectrum of a surveyed site is estimated based on a known motion of the adjustable beam-forming antenna, a known beam-forming pattern of the adjustable beam-forming antenna, and the measured phase and amplitude of the received wireless signals. |
| US10524133B2 |
Radio frequency (RF) communication channel reconfiguration in remote antenna unit (RAU) coverage areas in a distributed antenna system (DAS) to reduce RF interference
One embodiment of the disclosure relates to radio frequency (RF) communication channel reconfiguration in remote antenna unit (RAU) coverage areas in a distributed antenna system (DAS) to reduce RF interferences. In this regard, a spectrum optimization unit dynamically reconfigures RF communication channels employed by RAU coverage areas in a DAS to reduce or avoid adjacent-channel and/or co-channel RF interferences. Each of the RAU coverage areas provides a respective sniffed RF signal to the spectrum optimization unit. The spectrum optimization unit analyzes the respective sniffed RF signal to determine a respective lesser-interfered RF communication channel for an RAU coverage area and dynamically reconfigures the RAU coverage area to communicate on the respective lesser-interfered RF communication channel. By dynamically reconfiguring the RAU coverage areas to communicate on respective lesser-interfered RF communication channels, it is possible to reduce or avoid RF interferences to provide improved capacity, throughput, and coverage in the DAS. |
| US10524131B1 |
Thwarting range extension attacks
A method includes, with a first computing system, sending a request over a network to a second computing system and receiving a response to the request over the network from the second computing system. The method further includes, with the first computing system, measuring a latency based on the request and the response, dividing the latency by a threshold value, resulting in a quotient, and determining whether to allow the second computing system to engage in secure communications with the first computing system. |
| US10524128B2 |
Terminal device, connection method, connection program, and authentication assist system
To provide a terminal device, a connection method, a connection program, and an authentication assist system with which it is possible to reduce a user's time and effort and authenticate a connection to various public wireless LANs. A terminal device for establishing a wireless connection between an access point and itself and performing communication. The terminal device is provided with a terminal communication unit connected to the access point and an authentication assist server, a terminal storage unit for storing an authentication protocol that corresponds to multiple types of access points, and a terminal control unit for determining the type of authentication information transmitted from the access point, proceeding with an authentication step based on authentication information by an authentication protocol that corresponds to the determination result, and transmitting the authentication result of the authentication step to the authentication assist server via the terminal communication unit. |
| US10524124B2 |
Routing systems and methods
Example routing systems and methods are described. In one implementation, a first set of routing systems is interfaced with a network connection via a network interface. A second set of routing systems interfaced with a secure system is configured to receive information from the first set of routing systems via a first unidirectional data channel. In some embodiments, the first set of routing systems is configured to receive information from the second set of routing systems via a second unidirectional data channel. The secure system is not visible from the network interface. |
| US10524123B2 |
Establishing secure communication at an emergency care scene
Among other things, we describe a system that includes a first medical device for treating a patient at an emergency care scene, the first medical device including a processor and a memory configured to detect a request for a connection between the first medical device and a second medical device for treating the patient at the emergency care scene, the request for connection including an identifier of the second medical device, responsive to receiving the request for connection, enabling a wireless communication channel to be established between the first medical device and the second medical device based on the identifier of the second medical device and an identifier of the first medical device; and enabling transmission and/or exchange of patient data between the first medical device and the second medical device via the wireless communication channel. Such communications with more than two devices may also be possible. |
| US10524121B2 |
Apparatus, system and method for network connection right management
Provided is an information processing apparatus including a receiving unit that receives an execution request to cause a wireless communication apparatus to execute a specific function by using a connection right to connect to a predetermined network using wireless communication. The connection right is set to a first wireless communication apparatus not including the specific function when the execution request is received, and when the connection right is not set to a second wireless communication apparatus including the specific function, the connection right is made to be set to the second wireless communication apparatus to cause the second wireless communication apparatus to execute the specific function in accordance with the execution request. |
| US10524115B2 |
Method for operating a wireless device
The present invention relates to a method for operating a wireless device, said wireless device being adapted for communicating with a cellular network by means of a serving base node, being the one of a plurality of base nodes of the cellular network the wireless device is currently camping on, configured to support extended coverage mode, the method comprising for the wireless device the steps of: —determining an extended coverage support level, relating to the capability of the wireless device for operating in extended coverage mode, —receiving extended coverage maximum support level broadcasted by a plurality of base nodes, —selecting one of the plurality of base nodes for registration as serving base node, —providing upon registration with the selected base node its extended coverage support level towards the base node. |
| US10524111B2 |
Resource allocation for D2D discovery transmission
The present invention relates to transmitting user equipment for transmitting data to a receiving user equipment over a direct link connection in a communication system. The transmitting user equipment is adapted to request resources for discovery transmission in the communication system and comprises a generating unit configured to generate a resource request message for allocation of resources for discovery transmission. The resource request message includes information on the amount of data to be transmitted and on discovery indication. The transmitting user equipment may further include a transmitting unit configured to transmit to a base station the generated resource request message, and a receiving unit adapted to receive from the base station a resource configuration message allocating the requested resources for discovery transmission. |
| US10524106B1 |
Delivering video emergency services using rich communication service (RCS) protocols
Systems and methods for delivering video emergency services using Rich Communication Service (RCS) protocols are disclosed. In some embodiments, a method may include: receiving, at a 9-1-1 dispatch system, a 9-1-1 text message sent via a computing device using an RCS protocol, and initiating a 9-1-1 video communication with the computing device following the RCS protocol. |
| US10524105B2 |
Method and apparatus for sending uplink data in wireless communication system
Disclosed herein is a method of transmitting UL data in a wireless communication system supporting low latency service. The method is performed by an eNB, and includes receiving an urgent signal providing notification of the generation of an event related to an emergency situation from a first UE, determining a point of time at which and/or a section in which an UL grant to be transmitted to a second UE is canceled, wherein the UL grant includes resource allocation information for transmitting, by the second UE, UL data, cancelling the UL grant to be transmitted to the second UE based on a result of the determination, and receiving an urgent message including the detailed information related to the generated event from the first UE. |
| US10524104B2 |
Vehicle emergency call device
A vehicle emergency call device equipped to a vehicle includes a condition determination portion determining whether an emergency call condition is satisfied, an emergency call portion transmitting an emergency call to an emergency call center by connecting a communication line with the emergency call center when the condition determination portion determines that the emergency call condition is satisfied, and an additional information collecting portion collecting, from the vehicle, additional information which indicating more detailed emergency situation of the vehicle. When the condition determination portion determines that the emergency call condition is satisfied, the emergency call portion connects the communication line with the emergency call center in parallel with collecting of the additional information by the additional information collecting portion. |
| US10524102B2 |
Method for providing service in wireless network and electronic device thereof
The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure provides a method for operating an electronic device. The method comprises transmitting a signal including a list of one or more objects, receiving a signal including beacon recognition information of at least one object included in the list of one or more objects, storing the beacon recognition information, and making a request for information on the at least one object to a server when receiving at least one beacon signal that matches with the stored beacon recognition information. |
| US10524096B2 |
Method of identifying internet of things group service based on object identifier
Disclosed is a method of identifying an Internet of things (IoT) service group based on an object identifier, the method including retrieving a first group identifier of a first service group corresponding to a first object identifier in response to the first object identifier transmitted through a uniform resource identifier (URI) corresponding to the first object identifier, identifying services include in the first service group using the first group identifier, and transmitting information of the identifier services. Here, the first service group may be a service group requested from a user. |
| US10524095B2 |
Checkpoint-based location monitoring via a mobile device
Systems, devices, and methods for checkpoint-based location monitoring via a mobile device are described herein. One device includes instructions stored thereon executable by a processor to receive, via a mobile device associated with a user in a facility having a plurality of wireless beacons therein, an indication of a first checkpoint corresponding to a first location in the facility and a first time period in which the user is allowed to reach the first checkpoint, provide to the user, via the mobile device, the indication of the first checkpoint and the first time period allowed to reach the first checkpoint, determine that the mobile device reached the first checkpoint based on a communication between the mobile device and a wireless beacon associated with the first checkpoint, receive, via the mobile device subsequent to the determination, an indication of a second checkpoint corresponding to a second location in the facility and a second time period in which the user is allowed to reach the second checkpoint, and provide to the user, via the mobile device, the indication of the second checkpoint and the second time period in which the user is allowed to reach the second checkpoint. |
| US10524094B2 |
Communication system, aircraft/spacecraft and communication method
A communication system for satellite-based communication for an aircraft/spacecraft with data memory, which is configured to store aircraft/spacecraft data during operation of the aircraft/spacecraft, a communication device, which is configured to communicate with at least one satellite-based communication system, and a control device, which is coupled to the data memory and the communication device and is configured to output aircraft/spacecraft data stored in the data memory during operation of the aircraft/spacecraft via the communication device. |
| US10524093B2 |
User description based on contexts of location and time
A description of a user is estimated based on the context of a user's past and present locations. A disclosed data-processing system continually receives data points for each user that represent spatial and/or temporal events. These events represent, for example, presence of a person at a specific geographic location such as a geographic area or point of interest (POI). The data-processing system evaluates the received data points in relation to one or more of the geographic locations, yielding results that are also based on the demographic characteristics of each visited location and the commercial characteristics of each visited location. The data-processing system evaluates the data points also to determine patterns exhibited in each user's activity or inactivity, and patterns exhibited in the distance traveled and the type of travel. The data-processing system bases the user descriptions on the results of these evaluations. |
| US10524091B2 |
Location information in a communications system
Communicating location information for a first user of a first communication client from a first user terminal over a communications system to a second user terminal is described. A second communication client executed by the second user terminal displays a list of contacts associated with a second user of the second communication client that comprises a first contact representing the first user. The first user terminal determines a location of the first user and stores the determined location in a store of the first user terminal. The first communication client reads the stored location from the store. The first communication client further generates a message comprising a visual indication of the location read from the store and transmits the message to the second user terminal. The visual indication of the location is displayed on the second user terminal in the contact list in association with the first contact. |
| US10524085B2 |
Proximity-based item data communication
A method includes receiving, from a mobile computing device at a kiosk in a retail store, a first audio signal. The first audio signal includes identifiers of items referenced in a shopping list of an application associated with the retail store. The application is executed at the mobile computing device. The method includes sending, from the kiosk to a server, data based on the identifiers. The method includes, receiving, at the kiosk from the server, item location data. The item location data identifies a particular item of the shopping list and a corresponding location of the particular item in the retail store. The method also includes sending, from the kiosk to the mobile computing device, a second signal. The second signal includes the item location data. |
| US10524084B2 |
Apparatus and method for determining a wireless device's location after shutdown
A wireless data processing device is described which periodically exits an unpowered state and transmits location data. For example, one embodiment of a wireless data processing device comprises: power circuitry for maintaining the wireless data processing device in a powered or unpowered state, the power circuitry causing the wireless data processing device to enter into an unpowered state responsive to user input; a timer to periodically power up the wireless device or portion thereof in response to reaching a predetermined time; a location services module determining a current location of the wireless data processing device using one or more specified location determination techniques; a transmit thread transmitting the current location of the wireless device over one or more specified communication channels; and the power circuitry powering down the wireless, data processing device a second time after the current location has been transmitted. |
| US10524083B2 |
System and method for low power data routing
A system for data routing includes a set of beacons, an object, and a data routing system. A method for data routing can include: generating a routing table, determining a data routing path based on the routing table, and routing data to an endpoint based on the data routing path. |
| US10524078B2 |
Crosstalk cancellation b-chain
Embodiments relate to b-chain processing for a spatially enhanced audio signal. A system includes a b-chain processor. The b-chain processor determines asymmetries between the left speaker and the right speaker in frequency response, time alignment, and signal level for a listening position; and generates a left output channel for the left speaker and a right output channel for the right speaker by: applying an N-band equalization to the spatially enhanced signal to adjust for the asymmetry in the frequency response; applying a delay to the spatially enhanced signal to adjust for the asymmetry in the time alignment; and applying a gain to the spatially enhanced signal to adjust for the asymmetry in the signal level. |
| US10524077B2 |
Method and apparatus for processing audio signal based on speaker location information
A method of processing an audio signal is provided. The method includes acquiring location information and performance information of a speaker configured to output an audio signal, selecting a frequency band based on the location information, determining a section to be strengthened from the selected frequency band with respect to the audio signal based on the performance information, and applying a gain value to the determined section. |
| US10524062B2 |
Hearing aid with means for adaptive feedback compensation
A hearing aid includes a microphone for converting sound into an audio input signal, a hearing loss processor, an adaptive feedback suppressor configured for generation of a feedback suppression signal by modelling a feedback signal path of the hearing aid, a subtractor coupled to an output of the adaptive feedback suppressor, wherein the subtractor is configured for subtracting the feedback suppression signal from the audio input signal, and outputting a feedback compensated audio signal to the hearing loss processor, and wherein the hearing loss processor is configured for processing the feedback compensated audio signal in accordance with a hearing loss of a user of the hearing aid, a synthesizer configured for generation of a synthesized signal based at least on a sound model and the audio input signal, and a receiver for generating an output sound signal based at least on the synthesized signal. |
| US10524055B2 |
Earphone and method for producing an earphone
An earphone has a membrane mounted on a membrane carrier and arranged between a top space and a bottom space; a membrane actuator implemented to deflect the membrane in dependence on a control signal; a housing where the membrane carrier, the membrane and the membrane actuator are arranged, wherein the housing has a sound exit, wherein the membrane carrier has openings, and wherein the membrane has holes, and wherein the openings and the holes connect the top space and the bottom space to each another, such that gas can move through the openings and holes between the top space and the bottom space. |
| US10524054B2 |
Multi-channel audio vibratory entertainment system
An entertainment system is provided, the system comprising a portable media device configured to simultaneously produce an audible output signal and a plurality of vibratory output signals, the audible output signal representing a multi-track recording comprising a plurality of individual recorded tracks, each vibratory output signal based on at least one individual recorded track; and a plurality of actuators positioned at various locations on a user's body, each actuator configured to receive a respective one of the vibratory signals and to vibrate based on the received signal. A method of mixing a multi-track vibratory recording is also provided, the method comprising utilizing an entertainment system to feel vibrations representing individual recorded tracks on different locations of a user's body; and for each actuator, selecting at least one of the tracks based on suitability for driving the actuator, and providing, to the actuator, a vibratory signal derived from the selected track. |
| US10524051B2 |
Sound source direction estimation device, sound source direction estimation method, and recording medium therefor
A sound source direction estimation device includes: a phase difference calculator which calculates, from an acoustic signal obtained by a microphone array, a first phase difference of a pair of microphone units; a similarity calculator which calculates similarities between the calculated first phase difference and second phase differences precalculated for directions and stored in a phase difference database; a peak searcher which searches for a direction for which a highest similarity is calculated by the similarity calculator, and estimates the direction searched out to be a sound source direction; a feature quantity calculator which uses the calculated similarities, the estimated sound source direction, and an acoustic feature quantity obtained from the obtained acoustic signal, to calculate a feature quantity obtained by correcting the acoustic feature quantity; and a speech/non-speech determiner which determines whether the obtained acoustic signal indicates speech, using the feature quantity calculated by the feature quantity calculator. |
| US10524048B2 |
Intelligent beam steering in microphone array
Various aspects include approaches for intelligent acoustic beam steering. In some implementations, a method of controlling a microphone array in a speaker system is disclosed. In other implementations, a speaker system is disclosed. In particular aspects, a computer-implemented method of controlling a microphone array includes: generating an acoustic map including an acoustic description of a physical environment proximate the speaker system; and focusing the microphone array in a direction based upon the acoustic map prior to receiving a voice command input at the microphone array. |
| US10524044B2 |
Airflow exit geometry
This disclosure relates to speakers and more specifically to an array speaker for distributing music uniformly across a room. A number of audio drivers can be radially distributed within a speaker housing so that an output of the drivers is distributed evenly throughout the room. In some embodiments, the exit geometry of the audio drivers can be configured to bounce off a surface supporting the array speaker to improve the distribution of music throughout the room. The array speaker can include a number of vibration isolation elements distributed within a housing of the array speaker. The vibration isolation elements can be configured to reduce the strength of forces generated by a subwoofer of the array speaker. |
| US10524041B1 |
Headphone driver and driving method thereof
A headphone driver includes first and second differential driver differential driver. The first differential driver has a first positive output terminal and a first negative output terminal. The first positive output terminal is coupled to a first terminal of a first speaker. The first negative output terminal is virtually shorted to a reference voltage through a first feedback circuit in the first differential driver. The second differential driver has a second positive output terminal and a second negative output terminal. The second positive output terminal is coupled to a first terminal of a second speaker, wherein the second negative output terminal is virtually shorted to the reference voltage through a second feedback circuit in the first differential driver. The first negative terminal and the second negative terminal are connected to a common line, which is to be further connected to second terminals of the first speaker and the second speaker. |
| US10524039B2 |
Enhanced digital headsets
Methods, systems, and devices for enhanced digital headsets are disclosed. An enhanced USB-C headset includes a USB-C connector, a cable extending from the USB-C connector, an inline control box coupled to the USB-C connector through the cable, and a first earphone and a second earphone. The cable includes conductors for transmitting DC bus power, power return, and differential digital signals and extends at least one foot in length. The control box includes a single circuit board, with circuitry for managing digital communications, converting audio data, and providing output signals to drive analog speaker elements of the earphones. |
| US10524038B2 |
Magnetic earphones holder
A set of earphones enable a user to automatically activate and/or deactivate an electronic device. The earphones comprise an electronic device controller which controls the operation of an electronic device. The controller is configured to send a signal to an electronic device activation circuit which operates the electronic device based upon a coupling status of the earbuds with the one or more magnetically attractable surfaces and/or one or more magnets. The earphones are usable with an electronic device that is able to be customized to blend in with its background such as when worn with specific clothing. |
| US10524037B2 |
Wireless audio output devices
Systems, methods, and non-transitory computer-readable storage media for determining when to wirelessly communicatively couple together a pair of untethered wireless audio output devices and for determining when to erase a connection history stored on one or both of the wireless audio output devices. |
| US10524036B2 |
Wearable device
Provided is a wearable device that is worn on a human ear and mainly outputs or inputs sound. The outer casing 110 is formed into an elongated shape so as to fit the cymba conchae 306 formed between the antihelix inferior crus 302b and the crus helicis 309. The sound generating unit 120 includes a vibration element 121 and a weight 122. The vibration element 121 has an elongated shape along the longitudinal direction of the outer casing 110, and has one end fixed to the inner wall of the outer casing 110, and the other end to which a weight 122 is attached, the other hand being an open end. By applying an alternating electric field to the vibration element 121, vibration corresponding to audio is generated. |
| US10524025B2 |
Communication system and method for scheduling communications within a time sensitive network
A communication system includes one or more node devices having routing circuitry configured to receive data from one or more other node devices within a communication network and to send the data to at least one other node device or a final destination device and a scheduling controller configured to generate schedules for sending the data through the routing circuitry within the communication network. The scheduling controller communicates with one or more other scheduling controllers in the one or more other node devices in generate the schedules for sending the data through the communication network. |
| US10524020B1 |
Flexible video-on-demand viewing period
A flexible video-on-demand viewing period is varied depending on whether the customer has completed viewing the entire program, allowing the viewing period to be extended if the customer has not completed viewing the entire program. The approach better assures the customer that they will have the opportunity to complete viewing the entire program, compared to a fixed rental period, while assuring program copyright owners that the utility of the rental is limited, fundamentally as intended, preserving the future value of the asset. The approach also enables viewers to retain bookmarks as needed for content that is not naturally tied to a rental period, such as subscription video-on-demand, without unnecessarily enlarging their list of active rentals. |
| US10524017B2 |
Dynamic generation of trick mode data
Generating trick mode data from streaming media content is described herein. A media device receives streaming media content. A content server streams media content to the media device configured to identify a plurality of key frames within the media content. The content server receives the plurality of key frames from the media device. The content server further generates trick mode data for the media content based on the received plurality of key frames. |
| US10524012B2 |
Method and system for integrating content viewing and communication in immersive social centre session
A method and system for establishing the ISC session among one or more communication devices for a content viewing and/or a communication to enable integration of the content viewing and the communication is provided. The integration or convergence of the content viewing and the communication provides an immersive user experience to one or more ISC users in the ISC environment participating in the ISC session including a self ISC session, a one to one ISC session or a group ISC session. The method allows an initiator ISC client to append one or more first parameters in a first SIP INVITE for the content viewing and one or more second parameters in a second SIP INVITE for the communication. The common appended parameters such as an ISCConvergenceID indicate the media function and the communication function to integrate the communication with respect to the content viewing. |
| US10524009B2 |
Systems and methods for scheduling interactive media and events
The user can respond to a media segment wherein the media segment may be associated with a schedulable event. Software on the device can then schedule the event into an electronic calendar system, and/or may use data associated with the media segment. At the appropriate time, the electronic calendar system may notify the user of the scheduled broadcast and/or event. |
| US10524008B2 |
Virtual gaming system based on previous skills-based events
A system has a database that stores a plurality of audio/visual clips. Further, the system has a memory device that has a buffer with a threshold quantity of memory blocks. In addition, the system has a processor that receives the plurality of audio/visual clips in an ordered sequence for a virtual sports game. The processor also writes one or more frames of a first audio/visual clip to the buffer. Further, the processor allocates the threshold quantity of memory blocks such that the processing speed of writing one or more frames of a second audio/visual clip to the buffer is faster than a broadcast frame rate for broadcasting the first audio/visual clip. In addition, the processor writes the one or more frames of the second audio/visual clip to the allocated threshold quantity of memory blocks of the buffer. |
| US10524007B1 |
Machine learning based packet service classification methods for experience-centric cellular scheduling
Methods and apparatus for classifying a traffic packet service of a traffic flow to a client device, a state and/or video resolution of a streaming video player in a client device. The apparatus includes a memory, and a communication interface configured to obtain TCP/IP or UDP/IP headers of packets to a client device, at least one processor operably connected to the memory, the at least one processor configured to detect a start of a traffic flow, and buffer a first number of packets for the traffic flow, extract features from UDP/IP or TCP/IP headers of a second number of packets belonging to the detected traffic flow, and obtain a flow service classifier for classifying a service type of the traffic flow, and classify the service type of the traffic flow by applying the extracted features to the flow service classifier. |
| US10524004B2 |
Content recommendation method and device
A content recommendation method and device for recommending content to a user are disclosed. According to one embodiment, the content recommendation device extracts the features of a user from image data, audio data and the like, and can determine a recognition rate indicating the degree that is recognized as a user model predetermined according to the features of the user. The content recommendation device can determine the recommended content to be provided to the user on the basis of the determined recognition rate. |
| US10524003B2 |
Systems and methods for controlling access to media assets using two-factor authentication
Systems and methods for authorizing operations associated with blocked media assets using two-factor authentication. In some aspects, a media guidance application (e.g., executed by a set-top box or other user equipment used to store and display media assets) prompts a user for a password (e.g., a personal information number) in order to unlock the content for viewing. In response to receiving a second request from the user to perform an operation related to the media asset (e.g., delete), the media guidance application prompts the user for an additional factor confirming his or her identity, consistent with two-factor authentication protocol. If the user's identity is authenticated as a user that has authority to perform the operation related to the media asset (e.g., delete the stored media asset), the media guidance application performs the operation related to the media asset (e.g., deletes the media asset). |
| US10523991B2 |
Systems and methods for determining an emotional environment from facial expressions
A wearable apparatus is provided for capturing and processing images from an environment of a user. In one implementation, the wearable apparatus may determine an emotional environment of the user of the wearable apparatus. The wearable apparatus may include an image sensor and capture one or more images from an environment around the user. The wearable device may also be configured to analyze the one or more images to identify facial expressions of a person in the image. In some embodiments, the wearable apparatus may also identify the person in the one or more images. The wearable apparatus may also transmit information associated with the facial expression and/or identity to an external device. |
| US10523988B2 |
Signage server, signage system, and content delivery method
Signage server includes a content database storing signage content associated with a delivery target signage terminal, a terminal status and storing-up situation management unit acquiring status information indicating a status of the signage terminal from the delivery target signage terminal, and storing acquired status information, and a delivery controller executing delivery control in which a delivery priority policy that defines a priority of delivery to the signage terminal according to the status of the signage terminal is retained in advance, in which, when receiving a delivery instruction, whether to immediately perform delivery is determined based on the status information and the delivery priority policy for every delivery target signage terminal, and in which the delivery to the signage terminal with a positive result is immediately performed and the delivery to the signage terminal with a negative result is postponed. |
| US10523986B2 |
Methods for identifying, disrupting and monetizing the illegal sharing and viewing of digital and analog streaming content
Methods and systems for automatically monitoring, identifying, documenting, recording, interrupting, disrupting, educating, redirecting and infiltrating and/or monetizing the illegal and unauthorized sharing and viewing of video streaming content by using a keyword and an internet address and automatically retrieving data relating to the keyword and video streaming services or password sharing, automatically retrieving information relating to the retrieved data, automatically retrieving information relating with a combination of the first two retrievals, enhancing the data sets, and sending a message to the individual who shared the illegal share link or password and to all the viewers of the illegal video stream. |
| US10523982B2 |
Multimedia adaptation based on video orientation
Technology for a mobile terminal (MT) operable to provide an orientation-aware processing capability is disclosed. The MT can determine video orientation capability information for the MT. The MT can process the video orientation capability information for transmission to a server via a packet switched streaming service (PSS) device capability exchange signaling between the MT and the server. The MT can access segments from the server via the PSS based on an orientation of the MT and the video orientation capability information for the MT. |
| US10523980B2 |
Method, apparatus and stream of formatting an immersive video for legacy and immersive rendering devices
The present disclosure relates to methods, apparatus or systems for generating, transmitting and decoding a backward compatible immersive video stream. The stream is carrying data representative of an immersive video, composed of a frame organized according to a layout having a first area encoded according to a rectangle mapping, a second area encoded according to a mapping transitory from the rectangular mapping to an immersive mapping and a third area encoded according to the immersive mapping. In order to be backward compatible, the stream further includes first information representative of the size and the location of the first area within the video frame, and second information having at least the type of the selected layout, the field of view of first part, of the size of the second area within the video frame and a reference direction. |
| US10523974B2 |
Video coding with embedded motion
Implementations related to coding and/or decoding image data employing video coding with embedded motion are disclosed. |
| US10523972B2 |
Method and device for encoding space-time signals
A method for encoding space-time signals comprises: collecting space-time signals of various local spatial positions in a monitoring area, and accumulating the space-time signals according to time, so as to obtain cumulative signal intensity values; transforming the cumulative signal intensity values by means of a filter, and outputting a pulse signal when a transformation result exceeds a specific threshold; arranging pulse signals corresponding to a local spatial position into a sequence according to the time, so as to obtain a pulse sequence expressing the local spatial position signals and a change process thereof; and arranging the pulse sequences of all local spatial positions into a pulse sequence array according to interrelation among the spatial positions to serve as an encoding for dynamic space-time signals of the monitoring area. |
| US10523970B2 |
Keyframe-based video codec designed for GPU decoding
The present invention discloses a method and system for encoding and decoding a keyframe based video by a GPU (Graphic Processing Unit) in a manner that a frame of bit stream data is read directly by the GPU and a CPU only reads the frame from disk and activates the GPU to decod the data read from the disk. The codec effectively exploits modern GPU architecture during video keyframe decoding and minimizes the number of required GPU memory access cycles during video keyframe decoding. |
| US10523969B2 |
Method of coding and decoding images, device for coding and decoding images and computer programmes corresponding thereto
A method of coding at least one image sliced into blocks. The method implements, for a current block to be coded of the image: predicting the current block in accordance with a prediction mode selected from among a plurality of predetermined prediction modes, calculating a residual data block representative of a difference between a predictor block obtained on completion of the prediction and the current block, applying a transform operation to the data of the residual block, the transform operation belonging to a set of transform operations previously stored in association with a selected prediction mode, and coding the data obtained from the transform operation. The number of transform operations contained in the set associated with the selected mode is different from the number of transform operations contained in a set of transform operations stored in association with at least one other predetermined prediction mode of the plurality. |
| US10523968B2 |
Coding of last significant coefficient flags
A method for encoding a location of a last non-zero coefficient of a transform block of coefficients includes determining the location of the last non-zero coefficient, the location including a column value and a row value, encoding a non-zero coefficient that is at a coefficient column and a coefficient row of the transform block. The method also includes, if the non-zero coefficient is a first non-zero coefficient to be encoded in the coefficient column, encoding whether the coefficient column is equal to the column value of the last non-zero coefficient, otherwise skipping the encoding. The method also includes, if the non-zero coefficient is a first non-zero coefficient to be encoded in the coefficient row, encoding whether the coefficient row is equal to the row value of the last non-zero coefficient, otherwise skipping the encoding. |
| US10523965B2 |
Video coding method, video decoding method, video coding apparatus, and video decoding apparatus
Embodiments of the present disclosure disclose a video coding method which includes: obtaining a current picture, motion vector precision of the current picture according to the current picture, where the motion vector precision includes a search step size set, and each search step size in the search step size set is less than a pixel unit; obtaining a current block and a reference picture of the current block; determining a search start point in the reference picture, and searching, from the search start point, for a target integer pixel by using a pixel unit as a search step size; searching, from the target integer pixel, for a match block of the current block according to the motion vector precision; obtaining motion vector information and a prediction residual signal; and the reference picture, the motion vector information, and the prediction residual signal into a bitstream. |
| US10523963B1 |
Method and apparatus for merge mode in video coding
An apparatus and method for generating a merge candidate list for encoding or decoding of a video sequence includes performing a first search round. A first set of motion vector predictors associated with a set of adjacent spatial candidate blocks (A, B, C, D, and E) is identified based on the first search round. An n-th search round is performed. An n-th set of motion vector predictors associated with a set of non-adjacent spatial candidate blocks (Ai, Bi, Ci, Di, and Ei) is identified based on the n-th search round. The merge candidate list is generated using the first set of motion vector predictors and the n-th set of motion vector predictors. |
| US10523958B1 |
Parallel compression of image data in a compression device
Method and apparatus of compressing a stream of pictures in parallel in a compression device, where the compression device includes at least a first and a second component, are described. A first portion of a first picture of a stream of pictures is processed in the first component of the compression device, while a second portion of a second picture of the stream of pictures is simultaneously processed in the second component of the compression device according to partial compression statistics associated with the second picture, where the partial compression statistics result from the processing of the second picture in the compression device when compression of the second picture is not yet completed. |
| US10523957B2 |
Optimization using multi-threaded parallel processing framework
Systems, methods, and instrumentalities are disclosed for encoder and/or decoder optimization using a multi-threaded parallel processing framework. An encoding and/or decoding device may receive a video sequence that includes a plurality of first-temporal level pictures associated with a first temporal level and a plurality of second-temporal level pictures associated with a second temporal level. The encoding and/or decoding device may allocate a first number of parallel processing threads for encoding and/or decoding the first-temporal level pictures and a second number of parallel processing threads for encoding and/or decoding the second-temporal level pictures. The device may perform this allocation based on temporal level priority, for example. The encoding and/or decoding device may encode and/or decode the first-temporal level pictures and the second-temporal level pictures. This encoding and/or decoding may be based on the allocation of the first number of parallel processing threads and the second number of parallel processing threads. |
| US10523956B2 |
Multi-pixel caching scheme for lossless encoding
Systems and methods are provided for encoding a multi-pixel caching scheme for lossless encoders. The systems and methods can include obtaining a sequence of pixels, determining repeating sub-sequences of the sequence of pixels consisting of a single repeated pixel and non-repeating sub-sequences of the sequence of pixels, responsive to the determination, encoding the repeating sub-sequences using a run-length of the repeated pixel and encoding the non-repeating sub-sequences using a multi-pixel cache, wherein the encoding using a multi-pixel cache comprises, encoding non-repeating sub-sequences stored in the multi-pixel cache as the location of the non-repeating sub-sequences in the multi-pixel cache, and encoding non-repeating sub-sequences not stored in the multi-pixel cache using the value of the pixels in the non-repeating sub-sequences. |
| US10523953B2 |
Frame packing and unpacking higher-resolution chroma sampling formats
Video frames of a higher-resolution chroma sampling format such as YUV 4:4:4 are packed into video frames of a lower-resolution chroma sampling format such as YUV 4:2:0 for purposes of video encoding. For example, sample values for a frame in YUV 4:4:4 format are packed into two frames in YUV 4:2:0 format. After decoding, the video frames of the lower-resolution chroma sampling format can be unpacked to reconstruct the video frames of the higher-resolution chroma sampling format. In this way, available encoders and decoders operating at the lower-resolution chroma sampling format can be used, while still retaining higher resolution chroma information. In example implementations, frames in YUV 4:4:4 format are packed into frames in YUV 4:2:0 format such that geometric correspondence is maintained between Y, U and V components for the frames in YUV 4:2:0 format. |
| US10523948B2 |
Method and apparatus for video coding
Aspects of the disclosure provide method and apparatus for video coding. In some examples, an apparatus includes processing circuitry for video decoding. The processing circuitry calculates, cost function values associated with refinements of a block vector predictor for a current block in a picture. Then, the processing circuitry determines a refined block vector predictor that has a smallest cost function value among the cost function values, and reconstructs at least one sample of the current block based on the refined block vector predictor. |
| US10523947B2 |
Server-based encoding of adjustable frame rate content
Systems, apparatuses, and methods for encoding bitstreams of uniquely rendered video frames with variable frame rates are disclosed. A rendering unit and an encoder in a server are coupled via a network to a client with a decoder. The rendering unit dynamically adjusts the frame rate of uniquely rendered frames. Depending on the operating mode, the rendering unit conveys a constant frame rate to the encoder by repeating some frames or the rendering unit conveys a variable frame rate to the encoder by conveying only uniquely rendered frames to the encoder. Depending on the operating mode, the encoder conveys a constant frame rate bitstream to the decoder by encoding repeated frames as skip frames, or the encoder conveys a variable frame rate bitstream to the decoder by dropping repeated frames from the bitstream. |
| US10523946B2 |
Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus
An image coding method includes: writing, into a sequence parameter set, buffer description defining information for defining a plurality of buffer descriptions; writing, into the sequence parameter set, reference list description defining information for defining a plurality of reference list descriptions corresponding to the buffer descriptions; and writing, into a first header of each processing unit which is included in a coded bitstream, buffer description selecting information for specifying a selected buffer description. |
| US10523938B2 |
Method and apparatus for processing picture having picture height not evenly divisible by slice height and/or slice width not evenly divisible by pixel group width
An image processing method includes: combining a padding region with a picture, wherein any padding pixel included in the padding region is assigned with a predetermined pixel value; and encoding the picture having the padding region combined therewith. For example, the padding region is directly below a bottom edge of the picture. For another example, all of padding pixels included in the padding region have the same pixel value. |
| US10523934B2 |
Split based motion vector operation reduction
A reduced merge candidate signaling method is provided. When building a merge candidate list for a prediction unit (PU) of a block of pixels, a video codec skips or partially skips the construction of some sub-PU merge candidates. The video codec then performs simplified pruning operations on the merge candidate list based on the skipped or partially constructed sub-PU merge candidates. The pruned candidate list is then used to select a merge candidate to encode or decode the block of pixels. |
| US10523928B2 |
Method and apparatus for correcting distortion
A method and apparatus for correcting a distortion are provided. The distortion correction method includes displaying a first image on a display panel based on source images that correspond to respective viewpoints of the display panel, generating a second image by capturing the display panel at a first point, and determining a first compensation value to be used to compensate for a distortion of the second image with respect to the display panel. |
| US10523925B2 |
Modular configurable camera system
A system and a process configuration generates a unitary rendered image for a video from at least two cameras. The configuration detects a communication coupling of at least two cameras and determines a master camera and a slave camera. The configuration determines an orientation of camera sensor of the master camera and the slave camera and determines a first frame of a video for a synchronization point for a start of a video capture. The configuration captures and reads images from the master camera sensor and the slave camera sensor in response to the start of the video capture and orientation of the camera sensors. |
| US10523923B2 |
Synchronizing active illumination cameras
Apparatus for controlling a plurality of active illumination cameras to operate in a time division multiplexed operating mode to acquire images of scenes that the cameras image. |
| US10523916B2 |
Modifying images with simulated light sources
Implementations relate to modifying images with simulated light sources. In some implementations, a method includes receiving input indicating a location on a 2-D displayed image at which to position a light source element, and adjusting pixel values of the image to cause an illumination effect in the image based on the position of the light source element and based on a direction of illumination of the simulated light source with respect to one or more surfaces depicted in the image. |
| US10523911B2 |
Image pickup system
An image pickup system includes: an image pickup section including a first image pickup device outputting a first image pickup signal, and a second image pickup device outputting a second image pickup signal; a processor that performs signal processing on image pickup signals; and a memory section holding a difference correction parameter, the difference correction parameter indicating difference of image characteristics derived from sensitivity of each image pickup device, in image pickup signals outputted from the first image pickup device and the second image pickup device; and a correction processing section performing correction processing on at least one of the first image pickup signal and the second image pickup signal, based on the difference correction parameter. |
| US10523909B2 |
Image display apparatus, light source apparatus, and image display method
An image display apparatus includes an image generation element generating an image on the basis of incident light, an illumination optical system having an irradiated surface and guiding light applied to the irradiated surface into the image generation element, the irradiated surface including a plurality of divided areas. A light source system includes a plurality of light source units corresponding to the plurality of divided areas, and a light guiding optical system, the plurality of light source units emitting emitted light to corresponding divided areas. Further, at least one of the plurality of light source units is arranged so that the emitted light passes through space opposed to at least one different divided area, the at least one different divided area being different from the divided area to be irradiated with the emitted light. |
| US10523898B1 |
One-way video conferencing
Systems and methods for blocking, adding, and/or modifying video content in a video conference session are disclosed. A video conferencing session is established between a first device and a second device. Video conferencing session data that is received from the first device comprises only audio information. Video conferencing session data that is received from the second device comprises both audio and video information. Video content is added to the video conferencing session data from the first device before sending the video conferencing session data to the second device. The added video content is not captured from the first device. |
| US10523897B2 |
Information processing method, information processing system, and information processing apparatus
One or more sensor devices detect a condition of each of users. With regard to a user set including at least two of the users as elements, an information processing apparatus calculates an agreement degree representing a degree of agreement between the at least two users being the elements in the user set, based on the condition information on the at least two users which is in the obtained condition information on all the users. An information presentation device provides presentation information based on a result of the agreement degree calculation. |
| US10523896B2 |
Closed captioning management system
Media content typically includes closed captioning information such as subtitled in domestic and foreign languages. Techniques and mechanisms provide that closed captioning information may be toggled on/off using menu options and preferences as well as automatically managed by intelligently monitoring the environment surrounding a device. Device sensors such as microphones and vibration monitors determine the noise level of an environment as well as the spectral characteristics of the noise to determine whether the noise profile would interfere with the video playback experience. A particular environmental noise profile could automatically trigger the display of closed captioning information or present an easy access, otherwise unavailable toggle to display closed captioning information associated with a video stream. |
| US10523894B2 |
Automated selection of keeper images from a burst photo captured set
Systems and methods for improving automatic selection of keeper images from a commonly captured set of images are described. A combination of image type identification and image quality metrics may be used to identify one or more images in the set as keeper images. Image type identification may be used to categorize the captured images into, for example, three or more categories. The categories may include portrait, action, or “other.” Depending on the category identified, the images may be analyzed differently to identify keeper images. For portrait images, an operation may be used to identify the best set of faces. For action images, the set may be divided into sections such that keeper images selected from each section tell the story of the action. For the “other” category, the images may be analyzed such that those having higher quality metrics for an identified region of interest are selected. |
| US10523893B2 |
Method and apparatus for presenting audio and visual information
Method and apparatus for presenting audio and visual information to an audience by streaming, broadcast, live and recording presentations including a generally planar display screen, a light source directing light towards the display screen, a video camera oriented towards the display screen so as to image a lecturer through the display screen and a filter disposed between the display screen and the video camera. In one embodiment the light source emits light in predominately blue wavelengths and the filter blocks at least 85% of light at approximately the same wavelengths. Visual information may then be beneficially written by a lecturer on the display screen using a fluorescent marker pen. In operation an image output of the video camera is reversed in left-to-right orientation so that visual image information written by a lecturer onto the display screen is reversed from an orientation of this information viewed through the display screen. |
| US10523891B2 |
Projection system and apparatus unit to implement new use form of projector
A projection system of the disclosure includes an apparatus unit and a controller. The apparatus unit includes a speaker section, a projector section, and an imaging section. The speaker section includes one or more speakers. The imaging section images a projection screen provided by the projector section. The controller controls a sound output state of the speaker on a basis of information indicating an installation state of the apparatus unit. The information is estimated on a basis of a captured image obtained by the imaging section. |
| US10523890B2 |
Audio and video transmitting device, audio and video receiving device, and wireless audio and video transfer system
An audio and video transmitting device includes a source-end connecting unit configured to receive an audio and video signal from a video source; a transmitting-end processing unit configured to process the audio and video signal and generate a processed audio and video signal; a first wireless unit configured to modulate the processed audio and video signal and generate a modulated audio and video signal; a transmitting-end antenna configured to send the modulated audio and video signal; and a transmitting-end peripheral interface configured to receive a first peripheral information from a source-end peripheral device and send the first peripheral information to the transmitting-end processing unit which sends the first peripheral information to the video source through the source-end connecting unit. Thus, the video source such as the smart device acquires data from peripheral devices through the transmitting-end peripheral interface, which increases the interaction means of the audio and video transmitting device. |
| US10523888B2 |
Imaging device
An imaging device of the present disclosure includes: an imaging cell including a photoelectric converter including a first electrode, a second electrode, and a photoelectric conversion layer between the first electrode and the second electrode, the photoelectric converter generating signal charge by photoelectric conversion, and a charge detection circuit connected to the first electrode, the charge detection circuit detecting the signal charge; a signal line electrically coupled to the first electrode; and a voltage supply circuit selectively supplying a first voltage and a second voltage different from the first voltage to the signal line. |
| US10523884B2 |
High dynamic range image sensor
An imaging device in accordance with the present disclosure comprises of a pixelated array of semiconductor detector elements, each of the pixels in the array having an in-pixel integrated circuit, the integrated circuit having a comparator, a readout decoder block, and an address arbitration control block. The readout decoder block reads out the integrated signals of the pixels. The address arbitration control block determines the pixel address of the pixels charging beyond a threshold voltage, the threshold exceedance determined by the comparator. The addressed pixels are provided a timestamp for each of the pixels integrating beyond the threshold voltage, the timestamp provided by an off-pixel time-to-digital converter (TDC), the value of the timestamp corresponding with the accumulated charge of the pixel. |
| US10523878B2 |
Cascaded standardized hot-pluggable transceiving units providing a multiviewer functionality
A system comprising cascaded standardized hot-pluggable transceiving units for providing a multiviewer functionality. A first layer comprises a plurality of transceiving units implementing a scaling functionality followed by a pre-positioning functionality. A second layer comprises a transceiving unit implementing a positioning functionality. Source video streams are scaled by the first layer, and further combined to generate primary mosaiced video streams. The primary mosaiced video streams are combined by the second layer to generate a secondary mosaiced video stream. Alternatively, the first layer comprises at least one transceiving unit only implementing the scaling functionality. Source video streams are scaled by the first layer to generate scaled video streams. The scaled video streams are combined by the second layer to generate a mosaiced video stream. |
| US10523876B2 |
Information communication method
An information communication method obtains information from a subject using a terminal device that includes an image sensor having a plurality of exposure lines. The method includes setting an exposure time of the image sensor so that, in an image obtained by capturing the subject by the image sensor, a bright line corresponding to each of the plurality of exposure lines included in the image sensor appears according to a change in luminance of the subject. The method also includes obtaining a bright line image by capturing the subject that changes in luminance by the image sensor with the set exposure time, and obtaining identification information of the subject. An exposure time of each of the plurality of exposure lines partially overlaps with an exposure time of an adjacent one of the plurality of exposure lines, and the subject includes a first area and a second area. |
| US10523875B2 |
Live updates for synthetic long exposures
An image sensor of an image capture device may capture an image. The captured image may be stored in a buffer of two or more previously-captured images. An oldest image of the two or more previously-captured images may be removed from the buffer. An aggregate image of the images in the buffer may be updated. This updating may involve subtracting a representation of the oldest image from the aggregate image, and adding a representation of the captured image to the aggregate image. A viewfinder of the image capture device may display a representation of the aggregate image. |
| US10523871B2 |
Imaging system and imaging control method with display of image with vertical alignment
An object of the invention is to provide an imaging system and an imaging control method that remove user discomfort in the display of an image associated with the adjustment of the direction of an optical axis of a pan tilt camera and improve visibility. The above-mentioned object is achieved by an imaging system including a camera that captures an image of an object to acquire object image data, pan/tilt means for rotating the camera in a pan direction and a tilt direction perpendicular to the pan direction, input means for enabling a user to designate a designation point at an arbitrary position of a display screen, designated position acquisition means for acquiring positional information of the designation point, pan/tilt control means for linearly moving an optical axis of the camera from a current position to a position of a designated object corresponding to the designation point to linearly move the designated object from the current position of the display screen to a center of the display screen, and image processing means for rotating the object image data displayed on the display screen on the optical axis of the camera and aligning a vertical direction after the movement of the optical axis with a vertical direction before the movement of the optical axis. |
| US10523870B2 |
Contextual display
A method for controlling content on a display of an electronic device includes emitting from an ultrasound transducer located in the electronic device, a first ultrasound signal at least some portion of which is directed towards the user. The method also includes receiving a second ultrasound signal at a receiver transducer located in the electronic device. The second ultrasound signal includes a portion constituted by a the first ultrasound signal being reflected from the user face. The method also includes computing a distance between the user and the electronic device using acoustic measurements involving at least one acoustic transducer. The electronic device includes a memory storing at least two sets of predetermined display features. The electronic device is set to display a first set when the distance between the electronic device and the user is above at least one chosen threshold and the second set of display features when the distance is less than the threshold. |
| US10523867B2 |
Methods and apparatus for multi-lane mapping, link training and lower power modes for a high speed bus interface
Methods and apparatus for link training and low power operation. A multi-lane high speed bus is optimized for transferring audio/visual (A/V) data at slower rates. In one embodiment, the high speed bus is configured to use a packet format structure that allows for more fluid data delivery times, thereby allowing the high speed bus to deliver A/V data at times selected to reduce power consumption. In another embodiment, the high speed bus is configured to cache link initialization data for subsequent link re-initialization before entering a low power state. Thereafter, when the link exits the low power state, the high speed bus can skip certain portions of link initialization. Still a third embodiment of the present disclosure is directed to exemplary modifications to existing high speed bus link training and low power operation, consistent with the aforementioned principles. Variants of a Universal Serial Bus implementation are provided for illustration. |
| US10523864B2 |
Automated cinematic decisions based on descriptive models
In one embodiment, a method includes identifying, from a set of coordinate points that correspond to a plurality of surface points of a person in an environment, a coordinate point that corresponds to a facial feature of the person; generating a facial structure for a face of the person, wherein the facial structure: covers a plurality of facial features of the person; and substantially matches a pre-determined facial structure; generating a body skeletal structure for the person, wherein the body skeletal structure substantially matches a predetermined body skeletal structure and substantially aligns with the generated facial structure in at least one dimension of a two-dimensional coordinate plane; and associating the generated body skeletal structure and facial structure with the person in the environment. |
| US10523862B2 |
Electronic device, method, and medium for touch movement control
An electronic device includes a touch detection unit detecting a touch operation on a touch surface, a selection unit selecting a position on a display unit according to a touch movement, and a control unit performing control so that a specific process based on a selected position is performed, where when, subsequent to a first movement, a touch is released from a predetermined region of the touch surface, the specific process based on a position selected according to the first movement is not performed. |
| US10523859B2 |
Portable camera and controlling method thereof
Disclosed are a portable camera and controlling method thereof. The present invention includes a communication unit, an imaging unit configured to take an image, and a controller configured to control the communication unit to connect a communication with a first external device satisfying a preset condition, control a movement of the imaging unit to take a shot for a first object corresponding to the first external device, and control the communication unit to send an image of taking the shot for the first object to the first external device. |
| US10523857B2 |
Imaging device remotely controllable from external device, method for controlling imaging device, and recording medium
An imaging device includes an imaging unit, a control unit that controls an imaging process that uses the imaging unit, a communication unit that communicates with an external device, and a communication control unit that, upon receipt of a press state of an image capture command button on the external device, provides the control unit with the press state. If the image capture command button is indicated as being pressed, the communication control unit provides the control unit with the press state in response to receipt of the press state. If the image capture command button is indicated as being not pressed, the communication control unit provides the control unit with the press state after a predetermined time period elapses. |
| US10523855B2 |
Infrared and visible light dual sensor imaging system
A dual sensor imaging system is described for visible and infrared light. One example includes a first image sensor to detect the luminance of a scene, a second image sensor to detect the visible light chrominance of the scene and to detect an infrared image of the scene, and an image processor to receive the luminance from the first image sensor and the chrominance from the second sensor to generate a visible light image of the scene, the image processor to further receive the infrared image from the second image sensor and to extract the infrared image from the visible light chrominance of the scene. |
| US10523853B2 |
Method of assembling camera for vehicular applications
A method of assembling a vehicular camera includes providing front and rear housing members, a lens assembly and a circuit board. An imager is disposed on a first side of the circuit board and a connector is disposed on a second side of the circuit board. A conduit includes a plurality of electrically conductive elements terminating at (i) a first connecting end configured to electrically connect to the circuit board connector disposed on the second side of the circuit board and (ii) a second connecting end configured to electrically connect to a wire harness of a vehicle equipped with the vehicular camera and the vehicular vision system. The conduit is secured relative to the rear housing member to provide at least 110 N of strain relief in any axis with respect to the conduit. The front housing member and the rear housing member are attached. |
| US10523852B2 |
Wearable inward-facing camera utilizing the Scheimpflug principle
One aspect of this disclosure involves a wearable device that includes a frame that is worn on a user's head, and an inward-facing camera (camera) physically coupled to the frame. The optical axis of the camera is either above the Frankfort horizontal plane and pointed upward to capture an image of a region of interest (ROI) above the user's eyes, or the optical axis is below the Frankfort horizontal plane and pointed downward to capture an image of an ROI below the user's eyes. The camera includes a sensor and a lens. The sensor plane is tilted by more than 2° relative to the lens plane according to the Scheimpflug principle in order to capture a sharper image. The Scheimpflug principle is a geometric rule that describes the orientation of the plane of focus of a camera when the lens plane is tilted relative to the sensor plane. |
| US10523847B2 |
Transforming color mappings
In an example, a method includes characterising, using at least one computer, an initial gamut from an initial set of color mappings from a source color space to a printing device color space. The method may further include characterising, using at least one computer, an initial gamut from an initial set of color mappings from a source color space to a printing device color space. The method may further include characterising, using the at least one computer, a printing device color gamut. The method may further include transforming, using the at least one computer, the initial set of color mappings to form a transformed set of color mappings mapping from the source color space to the printing device color gamut. |
| US10523841B2 |
Printing apparatus having direct wireless communication function, control method for printing apparatus, and storage medium
A print processing apparatus is provided such that when a print processing apparatus is connected to a printing apparatus, use of Wi-Fi Direct is prohibited. On the other hand, in the printing apparatus, when the print processing apparatus is not connected to the printing apparatus, the use of Wi-Fi Direct is permitted. |
| US10523840B2 |
Image processing apparatus, image processing method, and recording medium
An image processing apparatus includes circuitry that acquires first image data, embeds electronic watermark data in a brightness component of the first image data to generate second image data, and determines a type of the second image data based on a color difference component of the second image data. |
| US10523838B2 |
Image scanning device and image processing apparatus including card scanning function, and image scanning method thereof
An image scanning device includes a platen, an image scanning unit that scans at a single time documents placed on the platen and generates pieces of image data, and an image data processing unit that performs processing of the pieces of image data. When the image scanning unit generates pieces of first image data by scanning first surfaces of the documents, each of which is placed in one of predetermined areas on the platen, and generates pieces of second image data by scanning surfaces opposite to the first surfaces of the documents, each of which is turned over and placed again in the one of the predetermined areas, the image data processing unit associates one of the pieces of the first image data with a corresponding one of the pieces of the second image data for each of the predetermined areas, as image data of the front and back surfaces. |
| US10523837B1 |
Image processing apparatus for synthesizing a front-surface image and a back-surface image
An image processing apparatus includes a processor for generating a front-surface image captured of a front surface of a conveyed document and a back-surface image captured of a back surface of the conveyed document, detecting a feature of the conveyed document, determining whether a first end of the front-surface image and a second end of the back-surface image corresponding to the first end are continuous, based on the generated front-surface image and back-surface image and the detected feature, and synthesizing the front-surface image and the back-surface image when it has been determined that the first end and the second end are continuous. |
| US10523832B2 |
Image forming apparatus and non-transitory computer readable recording medium
An image forming apparatus includes: a plurality of output trays; a storage device that stores a table, each of the plurality of output trays and a combination of a plurality of attributes of sheets-allowed-to-be-output being registered in association with each other in the table; and a controller that receives a print request, the print request including a plurality of attributes of a sheet-to-be-printed, determines whether or not a combination of the plurality of attributes included in the print request is registered in the table, if determining that the combination is not registered in the table, selects an output tray as a tray-to-catch-output-sheet with reference to the table, at least one attribute included in the print request being registered in association with the output tray selected, and if determining that none of the plurality of attributes included in the print request is registered in the table, selects no tray-to-catch-output-sheet. |
| US10523831B2 |
Image reading apparatus
A lower read sensor is configured such that a lower read surface of the lower read sensor can be switched between a forward position in which the lower read surface is moved toward an upper read surface of an upper read sensor and a rearward position in which the lower read surface is moved away from the upper read surface farther than the forward position, and a controller switches the lower read sensor to the rearward position to transport a first medium having a predetermined stiffness and switches the lower read sensor to the forward position to transport a second medium having a stiffness lower than that of the first medium. |
| US10523830B2 |
Scanner apparatus and printer apparatus having power savings
An information processing apparatus includes a light emitting unit and a light receiving unit for receiving light output from the light emitting unit, and includes a detection unit for outputting a light reception signal indicating that the light receiving unit has received light from the light emitting unit, a driving signal output unit for outputting a driving signal to the detection unit so that the light emitting unit intermittently outputs light, a detection signal output unit for outputting, based on the output driving signal and the output light reception signal, a detection signal indicating whether an object exists between the light emitting unit and the light receiving unit, and a control unit including an interrupt port to which the output detection signal is input and for returning from a power saving state in response to the detection signal being input to the interrupt port in the power saving state. |
| US10523829B2 |
Image forming device and control program of image forming device
An image forming device includes: a first display function unit which displays screen data to be displayed on a screen of an operating unit as a remote panel screen on a browser; a second display function unit which displays a content screen in a data description language on the browser; and a third display function unit which displays the remote panel screen and the content screen in the browser in a split manner. |
| US10523825B2 |
Image forming apparatus, image inspection apparatus, and program
An image forming apparatus includes: an image former that forms an image on a recording medium; a slip sheet inserter that inserts a slip sheet; and a hardware processor capable of controlling image formation, slip sheet insertion and post-processing, wherein the hardware processor acquires a read image obtained by reading the recording medium on which the image is formed and determines whether an abnormality is present in the image on the recording medium based on the read image, and when detecting the abnormality in the image on the recording medium of a page to which bundle post-processing to bundle recording media as one bundle is applied, the hardware processor performs control to discharge the slip sheet after producing a bundle including the recording medium by the bundle post-processing without inserting the slip sheet. |
| US10523824B2 |
System and method for providing digital content from a plurality of content providers
A mobile virtual network operator is provided. The operator includes a server that is communicatively coupled to a mobile device. The mobile device includes application software provided by the virtual network operator for allowing phone call and data connectivity. |
| US10523820B2 |
High-quality audio/visual conferencing
A first request to form a conference call is received from a first of a plurality of electronic devices. In response to the first request, a conference data structure is generated in a memory. Based on determining the conference call has ended, a second request is transmitted to each of the plurality of electronic devices to return a high-resolution video stream generated by each electronic device during the conference call. In response to the second requests, the high-resolution video stream is received from at least some of the plurality of electronic devices. Each of the received high-resolution video streams is stored in the conference data structure in the memory to generate a completed conference data structure. A notice that the completed conference data structure is available is transmitted to each of the plurality of electronic devices. |
| US10523818B1 |
Techniques for managing inbound voice messages in a communication system
Techniques are disclosed for managing inbound voice messages in a communication system that includes communication devices and a communication server. A communication device receives an inbound voice message that is associated with a voice message temporal mode that includes a message mode and a live mode. The communication device may then determine the voice message temporal mode for the inbound voice message as well as a device temporal mode associated with the receiving communication device. The device temporal mode also includes a message mode and a live mode. When the voice message temporal mode is determined to be message mode, the communication device may provide a message received notification on the receiving communication device. When the device temporal mode is determined to be message mode, the communication device may provide a message received notification on the receiving communication device regardless of the voice message temporal mode. When the voice message temporal mode and device temporal mode are both determined to be live mode, the communication device may play the received inbound voice message back on the receiving communication device. |
| US10523816B1 |
Transferring an interaction between an agent at a contact center and a party from a first channel of communication to a second channel of communication
Various embodiments of the invention provide methods, systems, and computer program products for changing an interaction taking place between an agent and a party from a first channel of communication to a second channel of communication. A communication assembly comprising the interaction is linked to a first communication session currently being held between the agent and party using the first channel of communication. A second communication session to be held between the agent and party using the second channel of communication at a future time is reserved and linked to the communication assembly. The first communication session is then terminated and at the future time, a communication involving the party and using the second channel of communication is established. Accordingly, the communication is linked with the second communication session and routed to the agent so that the agent can interact with the party over the second channel of communication. |
| US10523815B1 |
System and method for limiting incoming spam calls
A system and method for maintaining a grey list for controlling incoming calls from numbers on a telephone network. Information associated with previous calls received by the telephone is stored in the form of a grey list. The stored information includes an indication of whether each of the previously received calls passed a previous challenge. Based on the stored information, when an incoming call is received, a determination is made whether the incoming call corresponds to a call that passed a previous challenge. The incoming call connected to the telephone if the stored information indicates that the incoming call previously passed a challenge. An action is taken if the stored information does not indicate that the incoming call previously passed the challenge. The action may include blocking the call, allowing the call or providing a current challenge to the call. |
| US10523814B1 |
Robocall management system
A robocall management system (RMS) comprises a service switching point switch, a service control point, and a robocall confirmation system, that all cooperate in processing incoming calls to a subscriber. If the call is not a robocall, the call will be delivered to the subscriber as normal. If the call is, or may be, a robocall, then call will be diverted to the robocall confirmation system, which will determine whether the caller is a live person or a computer playing an announcement. If the caller is a live person, then the call is offered to the subscriber. If the caller is a robocaller, then the robocall announcement is recorded by the robocall confirmation system and made available to the subscriber should they choose to listen to it. Various algorithms may be employed along with external data to ascertain a likelihood of whether the call is a robocall. |
| US10523812B2 |
Method and system for providing ringback tone service and ringtone service in Voice over Internet Protocol (VoIP) call service
Provided is a method, a system, an apparatus, and/or a non-transitory computer readable medium for providing a ringback tone and a ringtone using a Voice over Internet Protocol (VoIP) call service. A call method may provide sound sources directly edited by users as a ringtone or a ringback tone in a VoIP call service. |
| US10523808B2 |
Echo cancellation for a communication device
Enabling and disabling the updating of an adaptive filter for echo cancellation of a communication device is discussed. In some embodiments, an echo canceler in a communication device may include an adaptive filter enabled to update responsive to a determination that a first condition is satisfied that there is no double talk detected on the communication device, and a determination that a second condition is satisfied based, at least in part, on a performance characteristic. The adaptive filter may be disabled from updating responsive to at least one of the first condition and the second condition not being satisfied. Described is disabling the adaptive filter from updating responsive to detecting a performance characteristic of the adaptive filter to fail to meet a condition indicating that the adaptive filter is diverging. The condition may be independent of whether double-talk is determined to be present on the communication device. |
| US10523806B2 |
Configuring transceiver for using augmented reality relative positioning
A method includes detecting a user selection of a region in an augmented reality display of a first device, determining a relative position of the region in the augmented reality display, configuring a parameter of a transceiver of the first device based on the relative position, and establishing a connection between the first device and a second device using the transceiver configured with the parameter. |
| US10523804B2 |
Method and system for searching for object in network
A method and a device for providing content to at least one external device are provided. The method includes communicating with the at least one external device, displaying a plurality of contents stored in the device on a screen of the device, determining whether the at least one external device is executing an application corresponding to an application being executed in the device, and providing at least one of the displayed plurality of contents to the at least one external device, based on the determination. |
| US10523799B1 |
Flexible display panel and electronic device
A flexible display panel and an electronic device are described. The flexible display panel has a first bending portion and a second bending portion disposed on the flexible display panel, where the flexible display panel is divided into a first display region, a second display region, and a transition region located between the first display region and the second display region by the first bending portion and the second bending portion; and at least one opening defined in the flexible display panel and defined in one or more regions among the first display region, the second display region, and the transition region. |
| US10523797B2 |
Mobile terminal
A mobile terminal includes a bar-type terminal body having a front side and a rear side; a mobile communication module transmitting and receiving a wireless signal; a touch screen disposed at the front side of the bar-type terminal body, the touch screen including a display module for displaying information and a front touch sensor for sensing a front touch input; a battery disposed in the bar-type terminal body; a cover disposed at the rear side of the bar-type terminal body and covering the battery, the cover having a first through hole and a second through hole; a front camera disposed at the front side of the bar-type terminal body; a rear camera disposed in the first through hole of the cover at the rear side of the bar-type terminal body; a rear input unit provided at the rear side of the bar-type terminal body, the rear input unit including a button member disposed at the second through hole of the cover and a rear touch sensor for sensing a rear touch input applied to the button member; one or more processors; and a memory storing one or more programs configured to be executed by the one or more processors. |
| US10523789B2 |
Method and apparatus for transmitting/receiving broadcast signal including robust header compression packet stream
A method and apparatus for transmitting and receiving a broadcast signal including a robust header compression (RoHC) packet stream are disclosed. The broadcast signal transmitting method includes compressing a header of an IP packet included in an IP packet stream to generate an RoHC packet stream, extracting a first part of an RoHC packet included in the generated RoHC packet stream, converting a second part of the RoHC packet into another type of an RoHC packet, reconfiguring a new packet stream including the converted another type of the RoHC packet, transporting the reconfigured packet stream through a first channel, and transporting the extracted first part through a second channel. |
| US10523786B2 |
I/O bandwidth reduction using storage-level common page information
I/O bandwidth reduction using storage-level common page information is implemented by a storage server, in response to receiving a request from a client for a page stored at a first virtual address, determining that the first virtual address maps to a page that is a duplicate of a page stored at a second virtual address or that the first and second virtual addresses map to a deduplicated page within a storage system, and transmitting metadata to the client mapping the first virtual address to a second virtual address that also maps to the deduplicated page. For one embodiment, the metadata is transmitted in anticipation of a request for the redundant/deduplicated page via the second virtual address. For an alternate embodiment, the metadata is sent in response to a determination that a page that maps to the second virtual address was previously sent to the client. |
| US10523785B2 |
Quality of service of a flight management system
A method implemented by computer in or for a flight management system or FMS, comprises the steps of receiving requests issued by clients; determining a correspondence between the requests and predefined unitary services executable by at least one server associated with the FMS; queuing the unitary services determined in one or more queues; determining a response time associated with each request; and notifying at least one client of the response time to its request. Developments describe the processing of queues, the management of priorities, the existence of fixed-price contracts, caching mechanisms, interruptions of queues, cancellations of requests, voting mechanisms, etc. The unitary services in particular can be avionics services of ATA (Air Transport Association) type. Systems aspects and software aspects are described. |
| US10523773B2 |
Method of providing digital content for users of physical items
Systems, apparatuses, and methods are provided for enhancing users' overall experiences with physical items by supplementing their physical experiences with digital experiences. According to an embodiment, a user uses an electronic device to scan a smart tag associated with an item to obtain an item identifier of the item. The electronic device sends the item identifier to a server, which selects digital content related to the item and sends the selected digital content to the user's electronic device for display. |
| US10523770B2 |
Progress tracking for requests made through an intermediary
A request intermediary processing system which implements techniques to allow tracking of responses to requests when there is an intermediary. In an embodiment, the intermediary includes an internal exchange. The internal exchange may manage one or more content item providers and select content items from among the one or more internal content item providers to respond to requests. The intermediary may include, when responding to a request, inserting or embedding a token or other means so that the integrity of a content item provider-specific tracking data is maintained, while including request intermediary processing system-specific tracking data. |
| US10523767B2 |
System and method for improved SAP communications
A terminator node is provided that acts as termination on one end of the communication channel and links to the SAP server on the other end. A server device is also provided that monitors communications between the SAP server and a client. The server device condenses SAP application screens to streamline user interaction with the SAP server. The server device simulates certain types of required responses to the SAP server to allow for a persistent session between a client and the SAP server when the actual connection may be intermittent. The server device stores required records for a transaction and provides them to a client for offline processing and then synchronizes stored offline transaction data from the client with the SAP server. The system may include a client device that optionally implements the terminator node to communicate either with the server device or directly to the SAP server. |
| US10523762B2 |
Persistent real-time communication channels with cloud computing systems
Mechanisms for establishing persistent bi-directional communication channels with cloud computing systems are disclosed. A processor device initiates a plurality of persistent bi-directional communication channels with a corresponding plurality of cloud computing systems. Each cloud computing system comprises a plurality of computing devices used to implement on-demand computing resources on one or more of the plurality of computing devices at the request of different entities. The processor device receives real-time messages from at least some respective cloud computing systems of the plurality of cloud computing systems via the corresponding persistent bi-directional communication channel that identifies a status of at least one computing resource implemented in the respective cloud computing system. |
| US10523761B2 |
Master device, slave device, information processing device, event log collecting system, control method of master device, control method of slave device and control program
The invention is adapted to acquire more useful log data. A master device (4) includes a timer element (45), adapted to acquire a moment; an instruction sending element (421), adapted to synchronize a moment measured by a slave timer element (14) of slave devices (1-3) with a moment acquired by the timer element (45) according to a time synchronization instruction containing moment information corresponding to the moment acquired by the timer element (45); and a slave log receiving element (423), adapted to receive slave logs (131). |
| US10523760B2 |
Method and computer system for quickly transmitting time-controlled real-time messages
The invention relates to a method, in particular a time controlled error-tolerant method, for periodically transporting real-time data in a computer system, in particular in a distributed computer system, said computer system comprising node computers (111-116), in particular a plurality of node computers (111-116), and distributor units (131, 132, 133, 151), in particular a plurality of distributor units (131, 132, 133, 151). The node computers and the distributor units have access to a global time, and real-time data is transported by means of messages, preferably by means of time-controlled real-time messages. The topology of the computer system corresponds to an intree, and node computers (111-116), are arranged on the leaves of the intree. One or more sensors (101-106) is assigned to each node computer (111-116), and the node computers (111-116) arranged on the leaves of the intree transmit sensor data in the payload of messages in the direction of a control center (100) located at the root of the intree at points in time, preferably at synchronized points in time. The payload of one or more incoming messages in a distributor unit is transported out of the distributor unit with an outgoing message, and an individual time plan is generated a priori for each distributor unit, wherein the time plan contains a periodically repeating starting time (391) for transmitting a message (390) going out of the respective distributor unit, said starting time being calculated a priori from—the a priori known time of arrival of a controlling payload to be transported, which is specified a priori for example, of one of the incoming messages, in particular a time-critical payload to be transported of one of the incoming messages, —minus the a priori known lead-time interval ([391, 393]) of the outgoing message (390), —plus at least one time interval ([393, 393)] required to copy a data element of the controlling payload, in particular the time-critical payload of the incoming message (320), into a data element of the payload of the outgoing message (390); and the payloads of the incoming messages are copied into the payload of the outgoing message by carrying out the a priori generated time plan. |
| US10523759B2 |
Determining infrastructure lamp status using a vehicle
A vehicle computer is disclosed that includes one or more processors and memory that stores instructions executable by the one or more processors. The computer may be programmed to: receive a light input from an array of photovoltaic cells carried by a vehicle; based on the light input, determine that an infrastructure lamp is in a degraded state or a failure state; and transmit a report to a backend system based on the determination. |
| US10523751B2 |
Synchronous replication for storage area network protocol storage
One or more techniques and/or computing devices are provided for implementing synchronous replication. For example, a synchronous replication relationship may be established between a first storage controller hosting local storage and a second storage controller hosting remote storage (e.g., replication may be specified at a file, logical unit number (LUN), or any other level of granularity). Data operations and offloaded operations may be implemented in parallel upon the local storage and the remote storage. Error handling operations may be implemented upon the local storage and implement in parallel as a best effort on the remote storage, and a reconciliation may be performed to identify any data divergence from the best effort parallel implementation. Storage area network (SAN) operations may be implemented upon the local storage, and upon local completion may be remotely implemented upon the remote storage. |
| US10523749B2 |
Method and apparatus for virtualized scheduler
Disclosed within is a communication architecture for medium access control (MAC) layer virtualization, where the architecture is made up of: a physical MAC layer, a plurality of physical resource blocks (RBs) associated with the MAC layer, a plurality of virtual medium access control (vMAC) layers, where each vMAC layer corresponds to a separate service group, with each service group programming its own scheduling logic in each vMAC layer, and a plurality of virtual resource blocks (vRBs) associated with each vMAC layer, where the vRBs are filled with data packets according to the scheduling logic in each vMAC instance. The physical MAC layer virtualizes the RBs as vRBs and assigns them to each vMAC layer according to a service level agreement associated with each service group, and each vMAC maps traffic flows of subscribers associated with it onto the assigned vRBs. |
| US10523746B2 |
Coexistence of a synchronous architecture and an asynchronous architecture in a server
In accordance with an embodiment, described herein is a system and method for supporting the coexistence of an asynchronous architecture and a synchronous architecture in a same server. An async-enabled request acceptor and an async-disabled request acceptor can be configured in the server. The async-enabled request acceptor can direct connections to a keep-alive subsystem, where the connections can be serviced in an asynchronous fashion. The async-disabled request acceptor can direct connections to a request processing subsystem where the connections are serviced in a synchronous fashion. The system can include a user-level context switching API that enables each thread in the keep-alive subsystem to manage multiple connections simultaneously. The thread context for a connection can be executed until an I/O block is detected, at which point the thread context can be swapped out and the thread context of another ready connection can be swapped in. |
| US10523744B2 |
Predictive load mitigation and control in a content delivery network (CDN)
A computer-implemented method, in a content delivery (CD) network that delivers content on behalf of multiple content providers. The method includes, at a server in the CDN, wherein the server is currently processing at least one other request in at least one other session: receiving a connection request from a client, the connection request being associated with a corresponding content request; determining whether handling the content request will cause the server to become overloaded; and, based on the determining in (B) and on information about the content request, conditionally (i) accepting the content request, and (ii) terminating or throttling at least one session on the server. |
| US10523743B2 |
Dynamic load-based merging
One embodiment of the present invention provides a system for facilitating dynamic load-based merging. During operation, the system identifies incremental data in memory of a first computing device. The incremental data comprises update to reference data in a storage device in a second computing device. If the size of the incremental data becomes greater than a threshold, the system selects a first server group from a plurality of server groups. The second computing device belongs to this first server group. The system then migrates data access requests from the first server group to other server groups in the plurality of server groups and merges the incremental data from the memory of the first computing device to the storage device in the second computing device. The merging includes batch sequential disk writes to the storage device of the second computing device. |
| US10523732B2 |
Multi-CDN digital content streaming
Techniques for transmitting a digital content stream through a network between a plurality of content servers and a content player. Network performance information for the plurality of content servers is retrieved. Embodiments then determine a mapping of the plurality of content servers to a plurality of portions of a content buffer on the content player, based on the retrieved network performance information. A request is transmitted to each of the plurality of content servers to transmit digital content associated with the corresponding portion of the content buffer. |
| US10523730B2 |
Real-time transport protocol (RTP) media conference server routing engine
The RTP Media Conference Server Routing Engine (“MCSRE”) integrates into a standards based RTP Media Server to improve server data throughput of RTP conference routing by factors of tens to hundreds while simultaneously decreasing real-time media delivery delays and significantly decreasing server resource requirements. The RTP MCSRE maintains a conference routing database used to manage a large number of conferences with a list of associated RTP sessions and conference participants. The routing engine also includes a Conference Session Routing Filter (“CSRF”) and a Routing Logic Processor (“RLP”) that selectively route received media streams to each participant in a given RTP conference. The behavior of both the CSRF and the RLP can be modified by executable scripts. The RTP MCSRE imposes floor control rules and packet filtering with regard to both network bandwidth and hardware resources specific to conference participant endpoint devices. |
| US10523729B2 |
Sharing a streaming video
A video segment can be shared over a computer network by first receiving the video segment at a receiving computer on the network. The receiving computer assures that the video segment is in a streaming video format, and creates at least one identification tag for the video segment. The receiving computer also stores the video segment, and communicates the identification tag to another computer on the network. Upon subsequent receipt of that identification tag, the receiving computer streams the video segment to a destination computer on the network. |
| US10523727B2 |
Adaptive bitrate optimization upon video streaming initialization
Devices, methods, and program products are provided enabling Adaptive Bitrate (ABR) optimization upon initialization of a streaming video session. In embodiments, the method includes launching a streaming media interface application in response to user input. Substantially concurrently with application launch, the client media receiver further transmits a request over a communications network to a streaming media server for a sample video stream. As the video stream is received, the client media receiver plays the sample video stream as, for example, a background process. When subsequently receiving user input selecting streaming content for end user viewing, the client media receiver determines an optimized ABR setting based upon a recent ABR value of the sample video stream. The client media receiver transmits a request to the streaming media server for user-selected content stream at the optimized ABR setting and then presents the content stream for end user viewing. |
| US10523723B2 |
Method, system and various components of such a system for selecting a chunk identifier
The invention relates to a method, a system and various components of such a system for selecting a chunk identifier in a content delivery network. In said network a first and a second chunk are available, belonging to different quality representations of a content item. A client device transmits a first chunk retrieval request for retrieving a first chunk and a further request. In response to said first chunk retrieval request and/or said further request, delivery path information is transmitted. The delivery path information may comprise chunk identifiers and bandwidth indicators. On the basis of the delivery path information the client device determines a chunk identifier to be included in a second chunk retrieval request for retrieving a second chunk. |
| US10523719B2 |
Image processing apparatus, information processing method, and storage medium
An image processing apparatus includes a reception unit configured to receive a session start message, a determination unit configured to determine whether the session start message received by the reception unit is a session start message from a public Internet Protocol network or a session start message from a local Internet Protocol network, an acquisition unit configured to acquire a media type included in the session start message received by the reception unit, and a control unit configured to determine whether a start of a session is allowed, based on a result determined by the determination unit and the media type acquired by the acquisition unit. |
| US10523714B2 |
Device policy composition and management system
A policy management system is described herein that allows an administrator to compose custom policies that can be applied to target devices and that achieve tasks specific to the administrator's organization and network. The composed policies can be standalone policies that are applied independently or sequenced policies that are applied in a specified order. A composed policy may be associated with one or more targets and stored in a policy database. A target device may periodically query the policy management system for any policies that pertain to the target device. If policies have been composed that pertain to the target device and such policies have been updated or have not been previously transmitted to the target device, the policy management system can retrieve the policies from the policy database, merge the policies, and transmit the merged policies to the target device. The target device can then apply the merged policies. |
| US10523711B2 |
Network filtering service system and process
A process of filtering a wireless service provided to at least one wireless device from a wireless network includes receiving identification of the at least one wireless device in a filtering server from an administrator and receiving filtering instructions from the administrator in the filtering server. The process further including receiving a request for an internet resource from at least one wireless device, comparing the request for the internet resource to the filtering instructions based on the time of day and day of week to determine whether the requested internet resource is allowable in view of the filtering instructions or not allowed based on the filtering instructions. The disclosure also provides a system as well. |
| US10523709B2 |
System and method for dynamic security configuration in a multitenant application server environment
In accordance with an embodiment, described herein is a system and method for supporting dynamic security configuration in a multitenant application server environment. Common configuration changes required for partition level security can be made without requiring a server restart, such as for example, adding a new security realm for a partition; deleting an existing realm; changing the configuration on an existing realm; adding or removing a security provider to a realm; or changing the configuration of a security provider. In accordance with an embodiment, also described herein is a system and method for supporting dynamic reconfiguration in a multitenant application server environment. Attributes of partition management components, for example managed beans (MBeans) and child MBeans contained within a partition, can be made dynamic and annotated accordingly, so that a restart of servers is not required for configuration changes to those attributes for a particular partition. |
| US10523707B2 |
Secure transport channel using multiple cipher suites
A plurality of cipher suites is negotiated as part of a handshake process to establish a cryptographically protected communications session. The handshake process is completed to establish the cryptographically protected communications session. A message is communicated over the established cryptographically protected communications session using at least two cipher suites of the plurality of cipher suites. |
| US10523704B2 |
Methods and apparatus for identification and ranking of synthetic locations for mobile applications
Some embodiments described herein relate to a method of defining and/or calculating an accuracy score for untrusted location data. The method can include receiving multiple signals including location data. Some or all of the signals may include untrusted location data. When a signal including location data is received, that location data can be stored, for example in a database. The accuracy score can be defined based on the number of entries in the database matching the received location data. If location data is statistically overrepresented in the database, it may be an indication that the location data has been assigned by an untrusted third party, rather than organically determined by the mobile communication device. Accordingly, a relatively low accuracy score indicating that the location data is synthetic can be defined when received location data matches a location that is statistically overrepresented in the database. |
| US10523696B2 |
Log analyzing system and method
Proposed are a log analyzing system and a log analyzing method capable of more effectively defending a control system from unauthorized access. The log analyzing system which analyzes a communication log of a control device comprises a network device which receives a communication packet corresponding to the communication log from a network, and a monitoring device which monitors communication to the network device, wherein the monitoring device obtains a difference between a communication pattern of the communication packet and a stable pattern, which is a pattern of a communication in a state of no unauthorized access, restores the communication packet based on the difference, and notifies the restored communication packet. |
| US10523695B2 |
Threat modeling tool using machine learning
Data is received that characterizes a software system. Thereafter, a threat model is generated, using at least one machine learning model, that optimally characterizes cybersecurity threats associated with the software system and provides security measures to counter such threats. The at least one machine learning model is trained using a plurality of historically generated threat models for a plurality of differing software systems. Subsequently, data can be provided that includes or otherwise characterizes the generated threat model. |
| US10523694B2 |
System and method for interception of malicious files
A system and method for interception of malicious files, the system comprising an agent component planted in a mail server; a protection server configured to communicate with the agent component, the protection server comprising a hardware processor configured to execute code instructions for: fetching by the agent component a file received at the mail server; generating a file execution record of at least a list of tuple addresses used by the fetched file; verifying validity of the tuple address types; and indicating that a file is suspicious in case a tuple address is not valid. |
| US10523693B2 |
System and method for real-time tuning of inference systems
A system and method for real-time tuning of inference systems based on quality of incoming data. The method comprises: periodically receiving traffic data collected by a plurality of collectors deployed in a network; determining at least a normalized variance of a current sample of the received traffic data; estimating, based in part on the normalized variance, a standard deviation of the received traffic data and a fading coefficient of a baseline filter; determining a current baseline value based on a previous baseline value, the fading coefficient, and the current sample of the traffic data; and dynamically setting at least one membership function of the inference system based in part on the current baseline value and the standard deviation. |
| US10523691B2 |
Graph prioritization for improving precision of threat propagation algorithms
Systems described herein preemptively detect newly registered network domains that are likely to be malicious before network behavior of the domains is actually observed. A network security device (e.g., a router) receives domain registration data that associates network domains with keys and generating a graph representing the domain registration data. Each edge of the graph connects a vertex representing a domain and a vertex representing a registration attribute (e.g., a registrant email address). The network security device identifies a connected component of the graph that meets a graph robustness threshold. The network security device determines whether a domain of the connected component whose behavior has not yet been observed is malicious using a predictive model based on existing maliciousness labels for other domains of the connected component. |
| US10523688B1 |
Computing system attestation
A system for confirming a computing environment includes a remote computing device connected by a communication network to a computing device. The remote computing device generates a nonce, or number used once, and executes an attestation function to determine an attestation measurement value based on the contents of the memory of the remote computing device. The nonce is transmitted by the network to the computing device, which uses the nonce to execute the attestation function based on the contents of the memory of the computing device and determine an attestation measurement value. This attestation measurement value is transmitted to the remote computing device. If the attestation measurement values match, the computing device is designated as trusted. If the attestation measurement values mismatch, the computing device is designated as untrusted. |
| US10523686B1 |
Stolen credential use prevention on a web service
Techniques to facilitate securing web services from unauthorized access are disclosed herein. In at least one implementation, user interactions with a web service are monitored, and sets of the user interactions are generated per originator based on origination information associated with the user interactions. The sets of the user interactions are processed to identify credentials used to access the web service per originator. The credentials used to access the web service per originator are compared with compromised credentials stored in a database to identify one or more user accounts of the web service associated with an originator that used the compromised credentials found in the database. Security measures are applied for at least the one or more user accounts of the web service associated with the originator that used the compromised credentials found in the database. |
| US10523681B1 |
Techniques to automatically update payment information in a compute environment
Various embodiments are generally directed to techniques for generating rules automatically navigate a website and perform updates of payment token information. |
| US10523673B1 |
Automation system controller
An automation system controller may have a host connected to a first device via a network with the first device consisting of a processor. The processor can be configured to identify a newly connected second device to the host and import factory information from the second device in order to generate a unique address for the second device in response to the factory information. |
| US10523660B1 |
Asserting a mobile identity to users and devices in an enterprise authentication system
In an embodiment, a system for asserting a mobile identity to users and devices in an enterprise authentication system includes a communication interface and a processor coupled to the interface. The processor is configured to receive, via the communication interface and from a first device, a request to authenticate a user to a service using a unique identity associated with a second device. The processor is configured to determine, based at least in part on the unique identity, an identity certificate associated with the request, generate an identity assertion based at least in part on the identity certificate, and provide the identity assertion via the communication interface to a requesting node with which the request to authenticate is associated. |
| US10523656B2 |
Session migration between network policy servers
A policy device grants access to a client device, without authenticating the client device, when the client device provides a session identifier to the policy device that was previously granted to the client device by a second policy device upon authenticating the client device by the second policy device. In one example, a policy device includes a network interface that receives a session identifier from a client device, wherein the policy device comprises an individually administered autonomous policy server, and an authorization module that grants the client device access to a network protected by the policy device based on the session identifier without authenticating the client device by the policy device. In this manner, the client device need not provide authentication information multiple times within a short time span, and the policy device can deallocate resources when a session migrates to a second policy device. |
| US10523655B2 |
System and method for applications to share single sign on through lightweight directory access protocol (LDAP) integration
The techniques described herein may be used to provide a user with access to distinct applications (with Lightweight Directory Access Protocol (LDAP) authentication) based on a single set of user credentials from the user. A server may receive user credentials from a user device. The server may authenticate the user of the user device by communicating with an LDAP server. After the user has been authenticated, the server may detect a request from the user device to access a first application with LDAP authentication. The server may create temporary credentials for the user, provide the temporary credentials to the application, receive an authentication request (that includes the temporary credentials) from the application, and authenticate the user based on a local copy of the temporary credentials. If/when the user requests access to a second application, the server may authenticate the user for the second application in a similar manner. |
| US10523652B2 |
Secure identity sharing using a wearable device
Aspects of the embodiments include performing, by a personal computing device, a secure handshake with a secure server accessible through an identity provider to log into the secure server. A temporary identity (TID) token can be received at the personal computing device a from an identity provider system over a telecommunications network. The TID token can be encrypted using a cryptographic key stored in a hardware storage element of the personal computing device. The encrypted TID token can be transmitted to a connected wearable device across a Bluetooth connection or other connection protocol. When a user wishes to log into a network location accessible through the identity provider, the wearable device can provide the encrypted TID token to the computing device. The personal computing device can decrypt the encrypted TID token and use the decrypted TID to access the network location. |
| US10523650B1 |
Rapid social onboarding
A method may include identifying a candidate user based on a connection to an established user of a business management application (BMA). The candidate user may have an associated user identifier. The method may further include collecting, using the user identifier, social network data of the candidate user from an online social network, identifying, using the social network data of the candidate user, application programming interfaces (APIs) for collecting public data about the candidate user, retrieving, using the user identifier and an API, public data corresponding to the candidate user, generating, using the public data corresponding to the candidate user, an account creation request including the user identifier, and transmitting the account creation request to the BMA. |
| US10523649B1 |
Product and coverage review and recommendation
Systems, methods, and apparatus for product and coverage review and recommendation are disclosed. An example apparatus comprises at least one processor associated with a first provider, and memory storing instructions that, when executed by the at least one processor, cause the apparatus to send an invitation to initiate a financial coverage review for one or more entities, wherein the invitation includes an electronic network link to a questionnaire location, generate, in response to detecting navigation, by an entity of the one or more entities and through the electronic network link, to the questionnaire location, a questionnaire customized to the entity by querying one or more databases to identify existing financial coverages of the entity, wherein the questionnaire comprises questions regarding the existing financial coverages of the entity, determine a plurality of financial products to recommend to the entity based on one or more responses to the questionnaire received from the entity, assign, to the plurality of financial products and based on at least one of an attribute of the entity or whether the entity currently owns a type of financial product corresponding to a first financial product of the plurality of financial products through a second provider different from the first provider, priority information. |
| US10523645B2 |
Method and system for protecting user data using individualized keys to enable secure compartmentalized data backup/restore
A data management system is provided. The system includes at least one processor, configured to couple to a plurality of domains of a storage memory. The at least one processor is configured to perform actions. The actions include securing data in each of the plurality of domains, using a plurality of domain protection keys, each domain protection key specific to one of the plurality of domains, and securing the plurality of domain protection keys, using a system protection key. A method for protecting user data is also provided. |
| US10523644B2 |
System and method for secure digital sharing based on an inter-system exchange of a two-tier double encrypted digital information key
A system based on layered, two-tier double cryptographic keys providing a closed cryptosystem within a secured network environment, the system including a digital key management device and a network node. The digital key management device generates a first-tier cryptographic key, a second-tier cryptographic key and makes the first-tier and second-tier cryptographic keys publicly accessible within a first and a second secured walled regions that are accessible to a network node registered to a first authentication database associated with an access server of the system, encrypts a first and second content with the first-tier and second-tier cryptographic keys, and generates encrypted first and second content. The network node requests access to the first secured walled region, accesses the first-tier and the second-tier cryptographic keys, decrypts the first and second content, generates first and second data containers based on the decrypted content, and transfers the data containers to a client device. |
| US10523643B1 |
Systems and methods for enhanced security based on user vulnerability
A computing system includes a network circuit enabling the computing system to exchange information over a network, a customer database storing information pertaining to various user accounts pertaining to a plurality of users, and a risk assessment circuit. The risk assessment circuit is configured search at least one data source to identify a user attribute, determine that the user attribute bears a relationship to a first security credential that is either associated with or potentially associated with a user account, generate a security prompt responsive to the determination, and transmit the security prompt to a user computing device associated with the user. |
| US10523641B2 |
Reconfigurable access network encryption architecture
An access platform or other network elements can include multiple line cards configured to encrypt data. The platform and/or each of the line cards may receive encryption management data that conforms to a predefined encryption management data interface. The encryption management data received by a particular line card may be generated by a conditional access system device and converted to conform to the encryption management data interface by an encryption manager. Line cards may alternatively be configured for connection to separate encryption hardware components. Line cards may include a block of field programmable gate arrays or other type of programmable hardware that can be configured to execute an encryption module. |
| US10523635B2 |
Filtering outbound network traffic
Obtaining, in association with origination of outbound network traffic to be sent by a system, user account information of a user account on behalf of which the outbound network traffic is generated, and performing filtering of the outbound network traffic based on the obtained user account information of the user account on behalf of which the outbound network traffic is generated, where the filtering is further based on one or more rules, and the filtering includes determining whether to block or allow sending of the outbound network traffic from the system. |
| US10523631B1 |
Communities of interest in a cloud exchange
In general, techniques are described for interconnecting, within a cloud exchange, multiple entities in a community of interest by which the multiple entities can interact as peers over a private, multi-party connectivity service for direct traffic exchange. In one example, a cloud exchange includes a layer three (L3) autonomous system located within a data center, wherein the L3 autonomous system is configured: with a plurality of attachment circuits between the cloud exchange and respective networks co-located within the data center, wherein each of the networks is associated with a different customers of a cloud exchange provider for the cloud exchange; with an Internet Protocol Virtual Private Network (IP-VPN) for a community of interest that includes each of the plurality of customers; and to switch, using the IP-VPN and based on destination addresses of packets received from any of the networks, the packets to any other of the networks. |
| US10523629B2 |
Control apparatus, communication system, communication method, and program
A control apparatus includes: a first control information setting unit configured to set first control information for forwarding packets between predetermined machines in relay apparatuses on a predetermined path on the basis of a first hierarchical address; and a second control information setting unit configured to set, when receiving a packet whose destination address is a second hierarchical address, which is a higher level address than the first hierarchical address, from one of the machines in which the first control information has already been set, via one of the relay apparatuses, second control information for converting a first hierarchical destination address of the packet whose destination address is the second hierarchical address into a first hierarchical address specified in the first control information and forwarding the converted packet, in the relay apparatus. |
| US10523625B1 |
Restricted group content collection
A messaging server system receives a message creation input from a first client device that is associated with a first user registered with the messaging server system. The messaging server system determines, based on an entity graph representing connections between a plurality of users registered with the messaging server system, that the first user is within a threshold degree of connection with a second that initiated a group story in relation to a specified event. The messaging server system determines, based on location data received from the first client device, that the first client device was located within a geo-fence surrounding a geographic location of the specified event during a predetermined event window, the geo-fence and event window having been designated by the second user, and causes the first client device to present a user interface element that enables the first user to submit content to the group story. |
| US10523624B2 |
Managing digital messages across a plurality of social networking groups
One or more embodiments of the disclosure include a digital multi-group messaging system that manages digital messages across a plurality of social networking groups. In particular, in one or more embodiments, the digital multi-group messaging system detects a digital message and selects a set of social networking groups to suggest to the user. Upon user selection of suggested social networking groups, the digital multi-group messaging system can post the digital message to the selected social networking groups. Moreover, the digital multi-group messaging system can monitor user interaction with the posted digital message in relation to the selected social networking groups and present member interest information to a user, enabling the user to review and manage the digital message across social networking groups. |
| US10523617B2 |
Method and system for providing notification
A system for providing a notification for a plurality of messages is disclosed. The system may include a memory and at least one processor. The at least one processor may be configured to receive the plurality of messages from one or more devices associated with one or more users; identify one or more subjects associated with the plurality of messages; and provide the notification including the plurality of messages to a device associated with a recipient, wherein the plurality of messages are arranged in the notification based on the identified one or more subjects, and wherein the one or more users and the recipient exchange the plurality of messages in a collaborative environment. |
| US10523616B2 |
Location information-based information sharing method and apparatus
A method and apparatus for sharing messages or contents based on the location information is provided. The method includes receiving a message including content and a location information of the content from at least one sending terminal. The method also includes storing the content and the location information of the content. The method also includes receiving a service request from at least one receiving terminal. The method further includes providing the receiving terminal with content state information based on the location information of the content. The location information of the content includes first location information based on a location of the sending terminal and second location information of a location where the content is posted. |
| US10523608B2 |
Integration of social interactions into media sharing
Embodiments for managing social commentary as applicable to social media by a processor. A spectrum of weights is assigned to individual portions of the social commentary as a function of a determined measured characteristic. Those of the individual portions having a higher weight than a predetermined threshold are selected to be displayed through the social media in a hierarchy corresponding to a position in the spectrum of weights, while those of the individual portions having a lower weight than the predetermined threshold are selected to be withheld from display. A deduplication operation is applied to individual portions of the social commentary. Those of the individual portions determined to be repetitive greater than a predetermined number are used to assist in formulating weights of the individual portions. |
| US10523601B2 |
Asymmetric permissions in a communications system
A communication system comprising a server and a plurality of clients constrained so that in order to communicate with each other by means of the system they must communicate via the server, the server having access to a set of stored communication rules defining permitted and/or non-permitted communications between the clients and the server being configured to, on receiving a message from a first client designating as recipients a second client and a third client, the first client matching a first set of characteristics stored in the communication rules and the second client and the third client being clients who are not permitted to directly communicate according to the communication rules, alter the communication rules to permit the second and third clients to directly communicate. |
| US10523597B2 |
Data center network node
A data center network node (13) comprising a first data connection (22) for connecting at least one server to a conventional subnetwork comprising at least one of a switch or a router, an optical transceiver (14) comprising a transmitter (16) and a receiver (17), a second data connection (23) for connecting the at least one server to the optical transceiver, a switching arrangement (21) for linking the optical transceiver (14) to an offload subnetwork (10), the switching arrangement configurable between a first configuration (24) in which the offload subnetwork bypasses the optical transceiver and a second configuration (28) in which the optical transceiver is optically linked to the offload subnetwork. |
| US10523596B1 |
Circuits for and methods of merging streams of data to generate sorted output data
A circuit for merging streams of data to generate sorted output data is described. The circuit comprises a first input coupled to receive a first data stream having a first set of N values; a second input coupled to receive a second data stream having second set of N values; a routing circuit coupled to the first input and the second input, the routing circuit enabling the routing of the first set of N values of the first data stream and the second set of N values of the second data stream; and a comparator circuit coupled to receive each value of the first set of N values and the second set of N values from the routing circuit, the comparator circuit having N comparators, wherein each comparator of the N comparators is coupled to receive a value of the first set of N values and a value of the second set of N values. A method of merging streams of data is also disclosed. |
| US10523593B2 |
System, apparatus and method for providing a virtual network edge and overlay
A network system is provided between at least a first client site and a second client site, the first and the second client site are at a distance from one another. A client site network component is implemented at least at the first client site, the client site network component bonding or aggregating one or more diverse network connections so as to configure a bonded/aggregated connection that has increased throughput. At least one network server component may be configured to connect to the client site network component using the bonded/aggregated connection. A cloud network controller may be configured to manage the data traffic and a virtual edge providing transparent lower-link encryption for the bonded/aggregated connection between the client site network component and the network server component. |
| US10523589B2 |
Traffic control method, apparatus, and system
A traffic control method, where a network device adds a traffic control tag to traffic that is over guaranteed bandwidth or to traffic of the guaranteed bandwidth, and sends, to a backbone network switching device, a data flow that carries the traffic control tag. The backbone network switching device discards, according to the traffic control tag, the traffic that is over the guaranteed bandwidth. Hence, traffic of guaranteed bandwidth of a user is ensured. |
| US10523588B2 |
Technique for processing messages in a message-based communication scenario
A technique for processing messages in a message-based communication scenario is described. In the communication scenario, messages are received from an input message stream, multiplied and forwarded to multiple message consumers, and persisted together with at least one of a time stamp and a message identifier in a persistent storage for later replay to the message consumers. A method aspect of this technique comprises detecting a replay triggering event associated with a message consumer. The method aspect further comprises, in response to detecting the replay triggering event, creating a replay function for the message consumer. The replay function is configured to receive persisted messages from the persistent storage and to send the persisted messages to the message consumer. |
| US10523585B2 |
System on a chip comprising multiple compute sub-systems
Embodiments can provide additional computing resources at minimal and incremental cost by providing instances of one or more server compute subsystems on a system-on-chip. The system-on-chip can include multiple compute subsystems where each compute subsystem can include dedicated processing and memory resources. The system-on-chip can also include a management compute subsystem that can manage the processing and memory resources for each subsystem. |
| US10523583B2 |
Media-aware radio access network packet scheduling
A processor of a base station of a radio access network may receive a plurality of parameters for a media streaming session for a transmission of a media to an endpoint device, select at least one radio access network resource for the media streaming session based upon the plurality of parameters for the media streaming session, and establish the media streaming session in accordance with the at least one radio access network resource. The plurality of parameters may comprise a type of media parameter, a packet size parameter, and a mobility parameter. The at least one radio access network resource may comprise a number of carriers, a transmission time interval, a number of sub-carriers, a modulation coding scheme, a carrier frequency, or a duration of a reservation. |
| US10523582B2 |
Methods and systems for enabling fact reliability
Systems and methods for purposeful computing that, among other things, include a fact reliability system employing standardized and interoperably interpretable one or more fact test methods. |
| US10523581B2 |
Flighting of node controller in pilot mode in resource management system
Implementing a new node controller in a cluster environment. A method includes, at a primary node controller in the cluster environment, deploying a secondary node controller to be updated, associated with a flight container. The secondary node controller appears logically to the primary node controller as resources available to the primary node controller to which the primary node controller can assign cluster jobs. The primary node controller delegates cluster jobs to the secondary node controller. Sub-containers are started in the flight container for the secondary node controller to start delegated cluster jobs. Performance of the secondary node controller is monitored with respect to the started jobs. |
| US10523580B2 |
Automatic cloud provisioning based on related internet news and social network trends
An embodiment of the invention provides a system and method for managing computing resources in a cloud computing environment, wherein the system includes a data analysis module connected to a processor. The data analysis module predicts the demand for the computing resources, wherein the demand is predicted based on internet user activity. The internet user activity includes: the number of web pages that include at least one select term a predetermined amount of times, the number of times the web pages that include the at least one select term a predetermined amount of times are viewed, and the number of times the select term is entered into an internet search engine. The processor increases resource capacity in the cloud computing environment when the predicted demand is above a first threshold. The processor decreases resource capacity in the cloud computing environment when the predicted demand is below a second threshold. |
| US10523574B2 |
Apparatus and method for controlling data transmission speed in wireless communication system
A 5G or a pre-5G communication system supports a higher data transmission rate than a system after a 4G communication system such as LTE. A transmission device in a wireless communication system according to an embodiment of the present disclosure includes: a control unit that determines a maximum size of data that can be transmitted, based on network information, and determines transmission speeds of multiple transmission control protocol (TCP) connections, based on the size of the data that can be transmitted, respectively; and a communication unit that transmits data to a reception device through the multiple TCP connections based on the transmission speeds. A reception device in a wireless communication system according to an embodiment of the present disclosure includes: a control unit that determines a period for transmitting a response message, based on at least one of whether received data has a loss and available amount of a reception memory of the reception device; and a communication unit that transmits the response message to the transmission device according to the determined period. |
| US10523572B2 |
Gateway-assisted unicast-to-multicast conversion for adaptive bit rate (ABR) data
A method of processes data such as video information. The method includes providing a request from a gateway to an adaptive bit rate server for a unicast adaptive bit rate stream and converting by the gateway the unicast adaptive bit rate stream into one or more multicast adaptive bit rate streams. The gateway is in communication with user equipment having security paired client devices. The method further includes receiving link conditions between the security paired client devices and the user equipment from the user equipment. The method also includes adapting using the gateway the unicast adaptive bit rate stream in response to the link conditions. |
| US10523562B2 |
Method for processing packet in access network and network device
This application provides a method for processing a packet in an access network. The method includes: receiving, by an access device, a layer 2 protocol packet sent by a central device, where a destination address of the layer 2 protocol packet is a MAC address of the access device; obtaining, flow table information according to the layer 2 protocol packet, and generating a flow table entry, where the flow table entry includes a match field and an instruction; receiving a service packet; and determining a matching flow table entry according to the service packet, and when the matching flow table entry is the generated flow table entry, processing the service packet according to the instruction in the generated flow table entry. According to the technical solution, the access device can obtain the flow table information from the central device without the need of configuring a public IP address. |
| US10523561B2 |
Tunnel provisioning with link aggregation
A method for processing data packets in a communication network includes establishing a path for a flow of the data packets through the communication network. At a node along the path having a plurality of aggregated ports, a port is selected from among the plurality to serve as part of the path. A label is chosen responsively to the selected port. The label is attached to the data packets in the flow at a point on the path upstream from the node. Upon receiving the data packets at the node, the data packets are switched through the selected port responsively to the label. |
| US10523558B2 |
Video network
A packet-based video network includes: plural packetized video data nodes; a packet switch configured to switch from one of video packet routes to another of video packet routes; and a video synchronizer configured to synchronize the video frame periods of at least nodes acting as packetized video data sources; wherein: each node acting as a packetized video data source is configured to launch onto the network packetized video data such that, for at least video frame periods adjacent to a switching operation: the node launches onto the network packetized video data required for decoding that frame during a predetermined active video data portion of the video frame period, and the node does not launch onto the network packetized video data required for decoding that frame during a predetermined remaining portion of the video frame period; and the switching operation is implemented during the predetermined remaining portion. |
| US10523554B2 |
System and method of routing calls on a packet network
A system and method for diagnosing a problem on a packet network. Network performance information associated with data packet communications over a packet network may be collected. A network performance information parameter may be monitored and a determination that the network performance information parameter crosses a threshold value may be made. In response to determining that the network performance information parameter crossed the threshold value, diagnostics may be initiated to determine a cause of the network performance information parameter crossing the threshold value. |
| US10523551B1 |
Methods and apparatus related to a virtual multi-hop network topology emulated within a data center
In one embodiment, an apparatus can include a switch fabric. The apparatus can also include a first edge device operatively coupled to an edge of the switch fabric and having a plurality of ports. The apparatus can also include a second edge device operatively coupled to the edge of the switch fabric and having a plurality of ports, the switch fabric defining a plurality of single-hop paths between the first edge device and the second edge device. The first edge device configured to send to a peripheral processing device operatively coupled to the first edge device a representation of a mapping of a portion of the plurality of ports of the first edge device and a portion of the plurality of ports of the second edge device to a plurality of ports included in a non-edge device represented within a virtual multi-hop network topology. |
| US10523549B1 |
Method and system for detecting and classifying networked devices
Systems and methods are provided for the discovery and classification of Internet of Things (IoT) devices on networks. |
| US10523548B2 |
Circuit and a method for attaching a time stamp to a trace message
A circuit including: a trace source configured to request a time stamp to correspond to a trace message; a time module configured to generate the time stamp and buffer the time stamp; and an attachment circuit configured to match the time stamp that corresponds to the trace message and attach the time stamp to the trace message. A method for attaching a time stamp to a trace message, the method including: requesting by a trace source a time stamp to correspond to a trace message; generating the time stamp in a time module; buffering the time stamp in the time module; matching the time stamp that corresponds to the trace message; and attaching the time stamp to the trace message. |
| US10523547B2 |
Methods, systems, and computer readable media for multiple bidirectional forwarding detection (BFD) session optimization
A method for multiple BFD session optimization includes receiving a request for establishing a BFD session and in response, establishing a first BFD session for monitoring a link to a remote node over a first network interface. The type of the first BFD session is set to normal. BFD control packets are exchanged with the remote node as part of the first session for monitoring status of link to the remote node. A request for establishing a second BFD session to monitor the status of the same link is received. In response, the type of the first BFD session is changed to master. A second BFD session is established, and the type of the second BFD session is set to slave. For the second BFD session, BFD session state is obtained from the first BFD session without exchanging BFD control packets for the second BFD session with the remote node. |
| US10523546B1 |
Triggering supplemental channel communications based on data from non-transactional communication sessions
As a client device accesses and interacts with a web server of an online retailer, an engagement evaluation server gathers data from both the client device and the web server. Over time, as the client device is used to access the web server and other web servers within the evaluation server network, a profile is built and maintained that describes some aspects of the client device interaction with the web server, including recency of visits, frequency of visits, frequency of views of products, frequency of shopping cart creation and modification, and other factors indicative of the user being engaged with the online retailer. The evaluation server performs statistical analysis and data modeling on profiles in order to generate an engagement score, and then provides the contact information for profiles meeting certain criteria. |
| US10523542B2 |
Systems and methods for testing integrated cloud interoperability, adjacent network compatibility and service chain connectivity
A first integrated cloud is identified in a self-driven testing platform. The interoperability of the first integrated cloud with a plurality of other integrated clouds is tested. A service chain to verify a service chain path connectivity between the first integrated cloud and the plurality of other integrated clouds is created. Performance of the service chain is determined as is whether the service chain performance meets a benchmark requirement. If the service chain performance does not meet the benchmark requirement, service chain inventory data and adjacent neighbor connection information is retrieved. Real time network configuration data from the first integrated cloud and the plurality of other integrated clouds is retrieved and any mismatched network configuration data is compared and corrected. |
| US10523540B2 |
Display method of exchanging messages among users in a group
Provided is a process, including: obtaining a plurality of network-traffic pattern specifications; obtaining network traffic data captured as the network traffic data is leaving from, arriving to, or looping back at a network interface of a computing device; comparing the plurality of network-traffic pattern specifications to the network traffic data; detecting based on the comparing, a match between at least a portion of the network traffic data and a matching network-traffic pattern specification among the plurality of network-traffic pattern specifications; and causing adding or adjusting one or more instances of one or more monitoring agents monitoring the instance of a service based on the detected match and the respective monitoring agent or monitoring agent configuration setting associated with the matching network-traffic pattern specification. |
| US10523538B2 |
User interface that provides a proactive monitoring tree with severity state sorting
The disclosed embodiments relate to a system that displays performance data for a computing environment. During operation, the system first determines values for a performance metric for entities that comprise the computing environment. Next, the system displays the computing environment as a tree comprising nodes representing the entities and edges representing parent-child relationships between the entities. While displaying the tree, the system displays the child nodes for each parent in sorted order based on values of the performance metric associated with the child nodes. |
| US10523533B2 |
Cloud network assessment based on scoring virtual network performance relative to underlying network performance
One aspect includes a method to assess virtual network performance, comprising: selecting at least a given pair of endpoints; determining at least one virtual path between the given pair of endpoints; determining at least one underlying network path between the given pair of endpoints; generating one or more flows between the given pair of endpoints over both the virtual path and the underlying network path; collecting one or more measurements for the virtual path and for the underlying network path; and determining at least one score for the given pair of endpoints at least in part by computing at least one ratio between at least one of the one or measurements for the virtual path and at least one of the one or more measurements for the underlying network path. |
| US10523530B2 |
Service implementation method and apparatus
This application provides a service implementation method and apparatus. The method may include: returning, when an object creation request from an object provider is received, a response message to the object provider according to an application scenario corresponding to the object creation request, the response message including at least one flow template matching the application scenario; selecting, according to a selection instruction sent by the object provider, a flow template for a target object corresponding to the object creation request; and implementing, when an interaction request for the target object is received from a data provider, an interactive operation between the object provider and the data provider according to the selected flow template. By means of the technical solutions of this application, configuration and template customization can be performed on a service flow, and a more flexible interactive operation can be implemented. |
| US10523528B2 |
Determination of quality of service of a network tunnel
In some examples, an example method to measure quality of service (QoS) of a network tunnel may include configuring a network tunnel from a tunnel source endpoint to a tunnel destination endpoint, transmitting multiple status packets to the tunnel destination endpoint, receiving multiple forwarded status packets from the tunnel destination endpoint, determining a time of receipt of each of the forwarded status packets, and determining a QoS measure of the network tunnel based on a time of transmission of each of the multiple status packets and the time of receipt of each of the forwarded status packets. |
| US10523527B2 |
Computing systems with off-load processing for networking related tasks
Example computing systems with off-load processing for networking related tasks are disclosed. Example consumer electronic devices disclosed herein include first wireless interface circuitry to support cellular communication and second wireless interface circuitry to support wireless local area network communication. Disclosed example consumer electronic devices also include processor circuitry to monitor a communication environment, select one of the first wireless interface circuitry or the second wireless interface circuitry to provide a user device in communication with the consumer electronic device with access to a network, and connect the user device with the network via the selected one of the first wireless interface circuitry or the second wireless interface circuitry. Disclosed example consumer electronic devices further include a housing dimensioned to be positioned in a consumer residence. |
| US10523526B2 |
System and method for managing services and licenses using a blockchain network
A system and method provided for managing services and licenses using blockchain technology. An exemplary method includes storing an operator license relating to an operator node associated with a vendor, where the operator license indicates transactional authority of the operator node. Moreover, the method includes executing a transaction relating to a service and/or a license provided to client device; transmitting data relating to the operator license to a blockchain network in which a node in the blockchain network adds the data relating to the operator license as one or more blocks in an existing blockchain; and replicating the transaction to at least one additional node in the blockchain network. As a result, the existing blockchain can be used to verify the transaction authority of the operator node and the transaction between the client device and the operator node. |
| US10523525B2 |
Network switch, device management system, and device management method thereof
A network switch, a device management system, and a device management method thereof are provided. A network management system with a graphical management interface is embedded in the network switch, so that network administrators can use web browser for management. The graphical management interface provides a topology mode, a floor mode and a map mode for the network administrators to intuitively manage Internet Protocol (IP) connected apparatuses on a topological diagram, a floor plan or a map. Furthermore, in response to a control operation corresponding to the IP connected apparatus on the graphical management interface, the network switch performs a device function operation (e.g., an information collecting operation, a configuration setting operation, a node searching operation, a system login operation, etc.) corresponding to the control operation through a communication module thereof. Accordingly, an innovative and convenient device management system can be provided for the network administrators. |
| US10523523B2 |
Infographic search
In one embodiment, a method includes receiving input data from at least one input device, preparing a user interface screen including a search filter area and a search results area, the search filter area including graphical filter tools including selectable sections, each selectable section being associated with a filter criteria for filtering a data set including data items, each selectable section having a size indicative of a number of the data items satisfying the filter criteria, interpreting the input data to include selecting a first selectable section of a first graphical filter tool and a second selectable section of a second graphical filter tool, filtering the data set based on the filter criteria of the first selectable section and the second selectable section, and updating the search results area of the user interface screen based on the filtered data set. |
| US10523521B2 |
Managing ephemeral event streams generated from captured network data
The disclosed embodiments provide a system that facilitates the processing of network data. During operation, the system causes for display, on a computer system, a graphical user interface (GUI) for obtaining configuration information for configuring the generation of time-series event data from network packets captured by one or more remote capture agents. Next, the system causes for display, in the GUI, a first set of user-interface elements for managing one or more ephemeral event streams that contain temporarily generated time-series event data from the network packets, wherein managing the one or more ephemeral event streams comprises modifying an end time for terminating the capture of time-series event data in an ephemeral event stream. The system then updates the configuration information based on input received through the first set of user-interface elements. |
| US10523515B2 |
Discovery of a set of nodes in a network
Methods and systems for discovery of a set of nodes in a network. The method comprises selecting a node amongst nodes in a group of nodes to be processed; and instructing to implement a discovery procedure for the selected node. The procedure comprises broadcasting a neighbor discovery request from a node currently selected on a shared transmission medium of the network; and receiving at the node currently selected replies sent by neighbor nodes on the shared transmission medium and adding the neighbor nodes to the group of nodes to be processed; and repeating the steps of selecting and instructing for other nodes in the group of nodes to be processed, until all nodes of the set are discovered. |
| US10523513B2 |
Automated configuration of switch zones in a switch fabric
A method includes obtaining a switch zone set configuration for a switch fabric, the switch zone set configuration comprising one or more switch zones each comprising one or more of host devices interconnected with one or more storage systems via one or more Fibre Channel (FC) switches. The method also includes provisioning the switch zone set configuration in the FC switches and enabling FC ports of the FC switches and establishing the one or more switch zones of the switch zone set configuration in the storage systems. The method further includes validating connectivity by determining whether specified FC ports of the FC switches are connected to specified host bus adapter (HBA) ports of the host devices and the storage systems in accordance with the provisioned switch zone set configuration, and activating the one or more switch zones in an infrastructure environment responsive to successful validation of the connectivity. |
| US10523512B2 |
Network agent for generating platform specific network policies
The disclosed technology relates to a network agent for generating platform specific network policies. A network agent is configured to receive a platform independent network policy from a network policy system, determine implementation characteristics of the network entity, generate platform specific policies from the platform independent network policy based on the implementation characteristics of the network entity, and implement the platform specific policies on the network entity. |
| US10523510B2 |
Method for configuring a wireless fire detection system
There is provided a method for configuring a plurality of network devices of a wireless fire detection system comprising a configuration device, a gateway device wirelessly communicating with the configuration device, and the plurality of network devices wirelessly communicating with the gateway device and among them, the method comprising: determining, by the configuration device, configuration data of each one of the plurality of network devices for configuring each one of the plurality of network devices; transmitting, by the configuration device, the configuration data to the gateway device; and upon receiving the configuration data from the configuration device, distributing, by the gateway device, the configuration data to each one of the plurality of network devices according to predetermined time slots for transmitting the configuration data. |
| US10523506B2 |
Network configuration method and network device
A network configuration method with automatic and periodic reviews of master and standby links can be executed by a first network device which is located in a first loop link, the first loop link also containing second and third network devices. The method comprises detecting a load of the first loop link, receiving second load information from the second network device, and third load information from the third network device. Determining whether the first network device is suitable as an owner node in the first loop link according to the first, second, and third load information, and configuring the first network device as the owner node in the first loop link upon the condition that the first network device is deemed suitable as such. |
| US10523504B1 |
Physical network orchestration for data centers
A method is provided in one example embodiment and includes creating a segment organization, which includes a configuration profile. The method also includes attaching the configuration profile to a server in the segment organization. The method further includes sending the attached configuration profile to a database in a physical network. |
| US10523499B2 |
Master controller selection in a software defined network
Examples disclosed herein relate to selection of a master controller in a software defined network (SDN). In an example, a master controller may monitor a parameter on each SDN controller in a team of SDN controllers comprising the master controller, wherein the master controller performs a role of master over a group of network devices. In response to a determination that a value of the parameter on the master controller is above a pre-defined limit, master controller may select another SDN controller from the team. Master controller may assign the role of master over network devices in the group to the selected SDN controller based on a ranking of the network devices, wherein the network devices may be assigned in succession until a limit defined for a value of the parameter on the selected SDN controller is reached. |
| US10523497B2 |
Systems and methods for dynamic output control hierarchy for wireless fire systems and for fire protection before and during the installation thereof
Systems and methods for dynamic output control hierarchy for wireless fire systems and for fire protection before and during the installation thereof are provided. Systems can include a fire system control panel, a gateway device coupled to the control panel, and a mesh network coupled to the gateway device. Responsive to the gateway device detecting a loss of communication with the control panel or a failure of the control panel, the gateway device can control activation of output devices in the mesh network. Responsive to a first device in the mesh network detecting a failure of the gateway device, the first device can control activation of the output devices in the mesh network. In some embodiments, the first device can control activation of the output devices of a second device in the mesh network, and in some embodiments, the first device can self-control activation of its own output devices. |
| US10523495B2 |
Industrial plant alarm management
Unique systems, methods, techniques and apparatuses of an alarm management system are disclosed herein. One exemplary embodiment is a method for monitoring an industrial plant comprising determining a sequence of alarm events for each of a plurality of time intervals including a first alarm event of a plurality of alarm events and a second alarm event of the plurality of alarm events; determining a count of the first alarm events and second alarm events; determining the alarm events exceed a support threshold value; determining a third count of a sub-sequence of the sequences of alarm events including the first alarm event followed by the second alarm event in response to determining the first count and the second count exceeds the support threshold value; determining a ratio using the first count, the second count, and the third count exceeds a display threshold value; and displaying the sub-sequence. |
| US10523490B2 |
Authentication of a subscribed code table user utilizing optimized code table signaling
In various embodiments, a computer-implemented method enabling and maintaining authentication of a sender-receiver pair for a communication system by applying changes to the parameters of OCTS is disclosed. In one embodiment, a computer-implemented method comprises receiving, by a processor, a digital bit stream and transforming, by the processor, the digital bit stream to an encoded digital bit stream. The encoded digital bit stream comprises at least one of a gateway channel, a composite channel, or a data channel, and any combination thereof. The computer-implemented method further comprises providing, by the processor, the encoded digital bit stream to a transmission system for transmission and establishing, by the processor, authentication of the sender-receiver pair where pre-coordinated, pre-distributed information may be changed and communicated to limit the transmission to an intended sender-receiver pair. The intended sender-receiver pair comprises both the pre-coordinated, pre-distributed information and the changed coordinated, distributed information. |
| US10523488B2 |
System and method for performing initial synchronization during wireless sector searches
A system and method for performing initial synchronization during wireless sector searches. The system includes a first subsystem for coarse timing alignment including a decimator to reduce computational complexity and a long-lag differential correlator, a second subsystem for jointly estimating RTE and FFO utilizing a short-lag differential correlator, and a third subsystem for jointly detecting IFO and SID utilizing segmental FD MFs. The system and method of the present disclosure accounts for intercell interference, ICI, and multipath fading with assistance from inherent diversity. |
| US10523483B2 |
Support of frequency diversity mode for block code based transmission in OFDMA
Transmitting a frame may include determining a numerology according to a channel bandwidth, indicating the numerology in a field of a frame, and transmitting the frame using the numerology. Receiving a frame may include receiving a preamble of a frame, determining a numerology using the preamble, and receiving later portions of the frame using the numerology. Transmitting a frame may include, for a transmission time slot, determining a value of a first subcarrier of a first Space-Time Stream (STS), determining a value of a second subcarrier of the first STS, and determining, according to complex conjugates or negative complex conjugates of the values of the first and second subcarriers of the first STS, respective values of second and first sub carriers of a second STS. Transmitting a constellation point of a frame may be performed using an orphan subcarrier pair. |
| US10523479B2 |
Modulating communications between platforms onto power delivery rails
Systems and methods may receive data from a data interface of a base platform, convert the data into an analog signal and modulate the analog signal onto a direct current (DC) power line coupled to a connector of the base platform. Additionally, the modulated analog signal may be received from a DC power line coupled to a connector of a tablet platform, wherein the modulated analog signal is converted to a digital signal and demodulated to recover the data. In one example, the data includes user input data associated with an input device including one or more of a mouse, a keyboard, a keypad or a touchpad. |
| US10523474B1 |
Approximate enumerative sphere shaping
Certain aspects of the disclosure are directed to a method for communicating data from a transmitting circuit to a receiving circuit over a noisy channel. The method can be performed by logic circuitry, and can include encoding data, for transmission over the noisy channel. The data can be encoded, as a shaped-coded modulation signal by shaping the signal based on an amplitude selection algorithm that leads to a symmetrical input and by constructing a trellis having a bounded-energy sequence of amplitude values selected by computing and storing a plurality of channel-related energy constraints based on use of a nonlinear-estimation process, and therein providing an index for the bounded-energy sequence of amplitudes. The method can also include receiving over the noisy channel, the shaped-coded modulation signal, and decoding the data from the shaped-coded modulation signal by using the index to reconstruct the bounded-energy sequence of amplitudes. |
| US10523469B2 |
Relay device and communication system
A relay device according to an embodiment includes a communication unit that receives information, transmitted from a plurality of communication terminals, and transmits the received information to a server; and a deriving unit that, in accordance with the total number of pieces of information received by the communication unit between a first point and a second point that elapses a predetermined time period, derives the timing information related to the transmission timing of information transmitted after the second point by at least one communication terminal among the communication terminals, and the communication unit transmits the timing information to the at least one communication terminal. |
| US10523467B2 |
Transmission device, transmission method, reception device and reception method
A specific UTC time corresponding to a specific NPT time is appropriately obtained in a reception side without being influenced by occurrence of a leap second.Transmission media of a program are transmitted, and mapping information between an NTP time represented by a relative time from a beginning of a program and a UTC time represented by an absolute time is intermittently transmitted. Leap second adjustment information is included in the mapping information. In the reception side, the specific UTC time corresponding to the specific NPT time obtained on the basis of the mapping information can be adjusted on the basis of the leap second adjustment information, and the influence of occurrence of the leap second can be avoided. |
| US10523465B2 |
System and method for providing private instances of shared resources using VxLAN
A system and method for providing private instances of shared resources utilizing VxLAN technology is disclosed, the system consisting of a private management local area network (MLAN), a separate virtual local area network (VLAN) to place resources that are to be shared, and private instances (replicas) of the shared resources that are located on a client's private network. |
| US10523464B2 |
Multi-homed access
A network virtualization authority (NVA) device generates a virtual network virtualization edge (NVE) device for members of a link aggregation group and assigns an internet protocol (IP) address to the virtual NVE. |
| US10523463B2 |
Communication system and communication method
A communication system includes a plurality of high-performance communication devices located in a first communication network and having a first communication processing performance, and a low-performance communication device located in a second communication network and having a second communication processing performance. A high-performance communication device, which is one of the high-performance communication devices and is located at a boundary of connection with the low-performance communication device, restricts relay of a broadcast frame transmitted and received in the first communication network to the second communication network. |
| US10523462B2 |
Communication network for transmission of messages
The communication network for transmission of messages at different transmission rates comprises a bus line and a plurality of bus participants each of which includes a bus transceiver connected to the bus line and a control unit coupled with said bus transceiver, inter alia, for converting messages received via the bus line and for generating messages to be sent via the bus line, wherein each message includes control data and payload. The messages include first messages whose payload is transmitted via the bus line at a first rate and second messages whose payload is transmitted via the bus line at a second rate which is higher than the first rate, wherein the control data of each message contain a coding representing the transmission rate of the payload of the respective message. The bus participants include first bus participants which can exclusively process a first payload and second bus participants which can process both first and second messages, wherein the bus transceiver of each first bus participant, upon detection of the coding indicating the second payload transmission rate when receiving a second message, substitutes the payload of this second message by a substitute payload and transmits this substitute payload at the first rate to the control unit. |
| US10523461B2 |
LIN-compatible fast-data bus
Methods and transceivers are provided for enabling fast-data messages on a local interconnect network (LIN) compatible bus. One illustrative slave transceiver embodiment includes: a comparator and a digital-to-analog converter (DAC). The comparator detects amplitude modulation of a bias voltage at a first baud rate on a serial bus line to receive a first LIN frame header having a frame identifier for a fast-data frame. The DAC responsively drives a fast-data response message having an expanded payload and/or a higher baud rate on the serial bus line. |
| US10523459B2 |
Systems and methods for power savings in HFC amplifiers
Methods and systems that reduce power usage in a CATV network. Power usage may be reduced by temporally adjusting the power output of amplifiers in the network. The power output of one or more amplifiers in the network are preferably adjusted based on patterns of temporal usage of the network. |
| US10523457B2 |
Network communication method, system and controller of PCIe and Ethernet hybrid networks
A network communication method, a system and a controller of PCIe and Ethernet hybrid networks are provided. In one example of the network communication method, a packet is transmitted or received via a network interface (NIC). The packet is transmitted via an Ethernet over PCIe (EoP) port by adopting a PCIe based EoP architecture based on a PCIe bus for an intra-rack transmission, and the packet is transmitted via an Ethernet port for an inter-rack transmission. If the transmitted packet belongs to a broadcast packet, the network interface receiving the packet discards the packet or transmits the packet to the controller without re-broadcasting the packet again. |
| US10523455B2 |
Distributed multicast logical router
For a managed network implementing at least one logical router having centralized and distributed components, some embodiments provide a method for processing multicast data messages at a first managed forwarding element (MFE) executing on a first host machine that implements a distributed multicast logical router and multiple logical switches logically connected to the logical router in conjunction with a set of additional MFEs executing on additional host machines. The method replicates multicast data messages received from a source data compute node (DCN), operating on the first host machine, that logically connects to a first logical switch of the multiple logical switches. The method replicates the multicast data message to a set of DCNs in the multicast group in the logical network without routing through a centralized local multicast router. |
| US10523454B2 |
Initializing chat sessions by pointing to content
Integrating an application and a chat session includes a first user identifying content from the application, wherein the application is independent of any chat session, the first user initiating the chat session with at least a second user that is remote from the first user by transmitting the content from the first user to the second user, where the first and second user establish the chat session in response to the content being transmitted, and the first user and the second user sharing the content in connection with the chat session. The content may be a portion of a photograph, a portion of an image, a portion of text from a document, and/or a portion of a screen. The portion may be automatically identified following the user pointing and marking up the content. The first user may mark up the content before transmitting it to the second user. |
| US10523451B2 |
System, apparatus, and method providing data cap avoidance
A system, apparatus, and method for controlling data usage at a customer premises. A gateway configured as a single point of entry receives all data entering the premises. All data usage by client devices within the premises is monitored. A DataCap Management Unit adjusts a premises bandwidth cap throughout a billing cycle to prevent the data usage from exceeding a data cap before the billing cycle ends. |
| US10523448B2 |
Power source equipment for power over ethernet system
A power source equipment for power over Ethernet system comprising a plurality of power source devices, each configured to determine, after having determined the power source device is connected by an external device without a powered device (PD) signature, whether another power source device is connected by a power device with a PD signature. If the determination is positive, the two power source devices are determined having been connected by the same PD and power is supplied to the PD by the two power source devices. |
| US10523445B2 |
Accessing hosts in a hybrid computer network
A hybrid computer network environment can include a first type of hosts and a second type of hosts. An apparatus adapted to receive requests for access to hosts obtains authenticators for accessing the hosts. The apparatus can further determine the type of the hosts and process the requests for access using a first type of authenticator for access to the first type of hosts and a second type of authenticators for access to the second type of hosts. |
| US10523440B2 |
Signature generation and verification system
Technologies are generally described for methods and devices for generating a final signature. The methods may comprise receiving a message by a processor. The methods may comprise generating a random number by a random number generator. The methods may comprise forwarding, by the processor, the random number to a cloaking element generator. The methods may comprise forwarding, by the processor, a private key to the cloaking element generator. The methods may comprise forwarding, by the processor, a group to the cloaking element generator. The methods may comprise forwarding, by the processor, a homomorphism to the cloaking element generator. The methods may comprise processing, by the cloaking element generator, the random number, the group, the private key, and the homomorphism to produce a cloaking element. The methods may comprise applying the cloaking element to transform the message into the final signature. |
| US10523437B2 |
System and method for authentication of things
An Authentication Of Things (AOT) system includes a cloud server configured to control a cloud domain connected with a plurality of devices, a home server configured to control a home server connected with a plurality of devices, a first device corresponding to a new device, and a second device of a root user connected with the home domain while authentication is completed in the home server. In this case, the first device loads cryptographic material of the cloud server from the cloud server in a pre-deployment stage, the cryptographic material includes at least one selected from the group consisting of an identifier of the first device in the cloud server, a first private key of an ID-based cryptography system of the first device in the cloud server, a first pairwise key of the first device in the cloud server, and a counter of the first device, and if the first device is shipped to a trader, the cloud server deletes the first private key from the cloud server. |
| US10523434B1 |
Data storage key rotation
The present document describes a data storage system that includes a sandboxed execution environment. The execution environment is made available to clients of the data storage system. Clients are able to upload executable instructions to the execution environment, which can be used to manipulate data stored on the data storage system. In various examples, clients use the execution environment to perform key rotation operations on encrypted data stored on the data storage system. Clients transfer executable instructions and cryptographic keys to the execution environment, where the encrypted data stored on the data storage system can be read into the execution environment, decrypted with an old key, re-encrypted with a new key, and returned to the data storage system. |
| US10523429B2 |
Method and device for synchronizing quantum data start points in quantum key distribution system
A method and apparatus for synchronizing a start-point of quantum data are disclosed. A method of determining a start-point of a quantum key distribution (QKD) protocol, at which a receiving apparatus of a QKD system starts the QKD protocol with a transmitting apparatus, includes receiving, by the receiving apparatus, an optical pulse sequence of a predetermined pattern from the transmitting apparatus, measuring, by the receiving apparatus, a predetermined quantum signal included in the optical pulse sequence, transmitting, by the receiving apparatus, a confirmation signal to the transmitting apparatus when the number of measurements of the predetermined quantum signal reaches a predetermined value, and determining, as the start-point, a point after one period of the optical pulse sequence from a point at which the number of measurements of the predetermined quantum signal has reached the predetermined value, or a point at which the confirmation signal has been transmitted. |
| US10523425B2 |
Database password changes
Systems and methods for changing database passwords are described. A first server computing system receives an indication to perform a password change process for an administrative account of an associated database. The server generates a vault configured to store a password change status and a password secret associated with the account. The server sets the password change status to a first value to indicate that the server is performing the password change process and then performs the password change process for the account. The server then sets the password change status to a second value to enable a second server computing system to perform a second password change process for a second administrative account of a database associated with the second server system. The database associated with the second server computing system is a standby database of the database associated with the first server system. |
| US10523424B2 |
Optimizing use of hardware security modules
Use of cryptographic key-store hardware security modules is optimized in a system having a first scarce high-security key storage device and a second more plentiful low-security key storage device comprising securing a cryptographic key to the higher security level by initially storing the key in the first storage device, then responsive to an event, evaluating the stored key against one or more rules, and subsequent to the evaluation, reclassifying the stored key for relocation, encrypting the reclassified key using a key-encryption key; relocating the reclassified key into the second, lower-security storage device, and storing the key-encryption key in the first storage device. |
| US10523422B2 |
Tampering detection device, tampering detection method and program
The present invention can be efficiently applied to secure computation and can achieve a low probability of successful tampering. A tampering detection device includes a parameter storage storing parameters αijk for uniformly mapping from two elements of a ring Rq to one element of the ring Rq, a division part 12 dividing N values a0, . . . , aN−1 into sets of q values to generate value vectors A0, . . . , Aρ−1, a generation part 14 generating a checksum c, and a verification part 15 comparing a verification value generated by using the value vectors A0, . . . , Aρ−1 with the checksum c to determine whether or not any of the values a0, . . . , aN−1 has been tampered with. Here, N and q are integers greater than or equal to 2 and ρ is a minimum integer greater than or equal to N/q. |
| US10523419B2 |
Data protection
A method for a first entity to protect a first amount of data and to enable a second entity to perform data processing based on the first amount of data, the method comprising the first entity: applying a predetermined function to the first amount of data to generate a first value; and generating a second amount of data for the second entity to process, said generating comprising combining, using a first combination function, each of a number N of elements of the first amount of data with the first value; wherein the predetermined function is a function for which application of the predetermined function to an input quantity of data generates a corresponding output value, and the predetermined function has a property that, given a second quantity of data generated by modifying each of N elements of a first quantity of data by combining, using the first combination function, each of those N of elements of the first quantity of data with the output value generated by applying the predetermined function to the first quantity of data, the first quantity of data is regenerated from the second quantity of data by combining, using a second combination function, each of the N modified elements with the output value produced by applying the predetermined function to the second quantity of data. |
| US10523418B2 |
Providing access to a hardware resource based on a canary value
A container corresponding to executable code may be received. In response receiving the container, an assertion value may be stored in an assertion register. A final canary value may be generated based on a cycles combining a prior canary value and a mix value. A determination may be made as to whether the final canary value matches with the assertion value stored in the assertion register. In response to determining that the final canary value matches with the assertion value, one or more privilege registers may be programmed to provide access to hardware resources for the container corresponding to the executable user code. |
| US10523411B2 |
Programmable clock data recovery (CDR) system including multiple phase error control paths
Some embodiments include apparatus having sampling circuitry, a first circuit path, a second circuit path, and a digitally controlled oscillator (DCO). The sampling circuit samples an input signal and provide data information and phase error information based on the input signal. A first circuit path provides proportional control information based on the data information and phase error information. A second circuit path provides integral control information based on the data information and phase error information. The first circuit path operates at a frequency higher than the second circuit path. The DCO generates a clock signal and controls the timing of the clock signal based on the integral control information and the proportional control information. |
| US10523410B2 |
Signal demodulation apparatus and method in closed communication system
A signal demodulation apparatus and method for a closed communication system are provided. An analog voltage comparator is configured to convert a modulated signal and output the digital signal. The modulated signal is a 2ASK, 2FSK or 2PSK modulated signal. A sampling decider is configured to sample the digital signal to obtain a sampled digital signal. The sampling decider includes a high-frequency clock sampling circuit and a feature extracting and deciding circuit. The high-frequency clock sampling circuit is configured to sample the digital signal and to sample at least two points for a high level of any pulse of the digital signal. The feature extracting and deciding circuit is configured to extract a feature of the sampled digital signal to obtain an extracted feature of the sampled digital signal, and compare the extracted feature with features of known digital modulated signals to acquire a value represented by the digital signal. |
| US10523407B2 |
Wireless communication device and wireless communication method
According to one embodiment, a wireless communication device includes a receiver and a transmitter. The receiver receives a first frame in a predetermined frequency band. The transmitter transmits a second frame in the predetermined frequency band at a same time as receipt of the first frame. The transmitter transmits control information that controls a transmission timing of a third frame that is a response frame to the second frame. The transmitter transmits a fourth frame that is a response frame to the first frame, at a timing according to the control information. |
| US10523406B2 |
Single channel full duplex wireless base station or access point
This invention presents methods for wireless communication systems implementing SCFD operation comprising adaptively configuring FDPs based on the directional antennas at each BS; measuring the interference levels among UEs located in areas covered by an FDP and determining the UE group that transmits and receives data on the same time-frequency resource(s) under the same FDP; and measuring the channels among neighboring BSs to cancel the interferences between two BSs with SCFD operations. |
| US10523405B2 |
64 gigabit fibre channel speed negotiation and transmitter training
Link speed negotiation for 64 Gbps is done at 32 Gbps to allow only two speeds to be used during link state negotiation. The desire for 64 Gbps operation is indicated in a field shared during link state negotiation. After link speed negotiation is completed at 32 Gbps, a determination is made whether 32 or 64 Gbps operation is desired. If 32 Gbps operation is desired, procedures continue as in the prior operations. If 64 Gbps operation is desired, a new procedure is performed. The new procedure provides time for the optical transceiver to changeover from the PAM2 (pulse amplitude modulation) or binary operation used in 32 Gbps operation to the PAM4 multi-level operation used in 64 Gbps operation. After determining that the optical transceiver is ready to transmit, transmitter training is performed, with increased handshaking to provide improved granularity. After transmitter training is complete, conventional link initialization is performed. |
| US10523404B2 |
Media access control for full duplex communications
Methods and apparatuses for asymmetric full duplex (FD) communications. Information about an uplink (UL) transmission opportunity (TXOP), including an indication of the TXOP, is sent by an access point (AP). The AP sends a downlink (DL) transmission to a receiving station. During the TXOP, an UL transmission is received from a transmitting station. The UL transmission at least partially overlaps in time with the DL transmission. Acknowledgement of the UL transmission is sent to the transmitting station, and acknowledgement of the DL transmission is received from the receiving station, at a synchronized time. |
| US10523397B2 |
Method for transmitting uplink control information and apparatus therefor
A method for transmitting uplink control information and an apparatus therefor are disclosed. In a method for transmitting uplink control information using a physical uplink shared channel (PUSCH) in a wireless communication system, the method is performed by a terminal and includes receiving downlink control information including an accumulated number of physical downlink shared channels (PDSCH) transmissions associated with a cell group configured for the terminal, coding the uplink control information using the accumulated number of PDSCH transmissions, and transmitting the coded uplink control information using the PUSCH. |
| US10523395B2 |
Method for transmitting and receiving physical uplink control channel between terminal and base station in wireless communication system and apparatus for supporting same
Disclosed are a method for transmitting and receiving a physical uplink control channel between a terminal and a base station in a wireless communication system, and an apparatus for supporting the same. More particularly, disclosed are a method for transmitting and receiving a physical uplink control channel through a plurality of channels between a terminal and a base station in a wireless communication system supporting transmission and reception of a physical uplink control channel through a single symbol, and an apparatus for supporting the same. |
| US10523393B2 |
Method for receiving control in-formation for reference signal related to phase noise estimation and user equipment therefor
A method for receiving control information for a reference signal related to phase noise estimation by a user equipment (UE), the method including receiving control information indicating whether the reference signal related to the phase noise estimation is transmitted; and when the control information indicates that the reference signal is transmitted, receiving the reference signal based on the control information. When a size of a traffic resource block (RB) for the UE is greater than a predetermined value, the control information indicates the reference signal is transmitted. |
| US10523391B2 |
Method and apparatus for generating reference signal in wireless communication system
The present disclosure is related to the 5G or pre-5G communication systems for supporting a higher data transfer rate than that of the 4G communication system, such as LTE. A method according to an embodiment of the present disclosure may include receiving user equipment (UE) status information at least one UE, determining a density and pattern of a measured reference signal (MRS) based on the received UE status information and previously stored status information of active UEs, providing information about the determined density and pattern of the MRS to at least one active UE within a coverage area of the eNB, transmitting the MRS in a predetermined period based on the determined density and pattern, and transmitting the MRS based on the determined density and pattern and data to be provided to the at least one active UE. |
| US10523387B2 |
Method and system for transmission of signals with efficient bandwidth utilization
A system and method for transmitting a plurality of signals. The system includes a transmitting terminal configured to obtain and pack the plurality of signals in multiple signal sequences, with each of the plurality of signals having respective predefined periods. A receiving terminal is configured to receive and unpack the multiple signal sequences from the transmitting terminal. A controller is in communication with the transmitting terminal and the receiving terminal and configured to store a look-up table. The look-up table includes a respective pre-identifier and respective identifier for each of the plurality of signals. The controller is configured to determine if the respective predefined periods vary in magnitude within a frame. If so, the controller is configured to obtain the respective pre-identifiers and respective identifiers for each of the plurality of signals. The multiple signal sequences are based at least partially on the respective pre-identifiers and the respective identifiers. |
| US10523385B2 |
Method and device for transmitting signal of base station in wireless communication system
A method for transmitting a signal of a base station in a wireless communication system, according to an embodiment of the present invention, comprises the steps of: transmitting transmission standby traffic indication information to a node when a first traffic is received in a first duration; and determining whether to transmit the transmission standby traffic indication information to the node in a second duration, on the basis of whether the transmission standby traffic indication information has been transmitted in the first duration and whether a second traffic has been received in the second duration. |
| US10523384B2 |
Communication apparatus and communication method communicating with a plurality of cells that perform a coordinated multipoint communication
A data alignment method capable of preventing degradation in demodulation performance due to variation in signal qualities when a data signal to which a Turbo code is applied is transmitted simultaneously from a plurality of cells. The method divides signal components to be used for data alignment into resources common to all the cells and resources dependent on the cells and transmits encoded and rate-matched data with the first half thereof aligned to the resources common to all the cells and the second half thereof aligned to the resources dependent on the cells. |
| US10523382B2 |
Communication control device, communication control method, and program
A communication control device, a communication control method, and a program which can reduce interference caused among different radio systems. The communication control device includes: a communication unit configured to communicate with an apparatus belonging to a first radio network; and a control unit configured to control whether or not a radio communication apparatus belonging to the first radio network performs frequency hopping based on information of a second radio network different from the first radio network. |
| US10523377B2 |
Wireless communicating method and associated wireless communication device
A wireless communication method includes setting at least one specific subfield of a control field in a report frame, and transmitting the report frame to an access point for communicating with the access point on uplink (UL) Orthogonal Frequency-Division Multiple Access (OFDMA). In addition, the wireless communication method is performed by a program code loaded from a storage device of a wireless communication device and executed by a processor of the wireless communication device. |
| US10523365B2 |
Discrimination method and communication system
The procedure includes generating an image to represent a photographing range including at least a part of a range irradiated by light emitted from a light source, information to be transmitted being superimposed on the light, specifying a region where the information is decoded, on the image, and discriminating which of the light source and an object reflecting the light is photographed in the region, based on a similarity between a color of the region and a color of the light emitted from the light source. |
| US10523363B2 |
Transmission method and processing method for bitstream in wireless communication system
Disclosed are: a transmission method for receiving an input bit for data to be transmitted to a reception end, determining a position of a parity bit according to a value indicated by additional information to be transmitted together with the data, and transmitting a bitstream by encoding the input bit and the parity bit according to the position of the parity bit; and a processing method for decoding the bitstream by taking into consideration of a position at which the parity bit is added to the input bit in the bitstream received from a transmission end, and acquiring the additional information transmitted together with the data indicated by the input bit according to the decoded result. |
| US10523362B2 |
Systems and methods for error-free reconstruction of transmitted symbols in a coherent receiver
Systems and methods for estimating a transmit symbol sequence implemented in a coherent receiver include receiving a nominally error-free information bit sequence subsequent to Forward Error Correction (FEC) decoding; determining a nominally error-free estimate of the transmitted bit sequence based on the nominally error-free information bit sequence; and determining a nominally error-free estimate of the transmit symbol sequence by mapping the transmit bit sequence to transmit symbols. The system and methods can further include comparing a transmit optical field based on the transmit symbols to a received optical field for one or more measurements. |
| US10523357B2 |
Laser component and laser generating apparatus
A laser component includes multiple laser devices arranged in an array to include different emission wavelengths, and a driving unit that, while switching each of the laser devices along the array into a turn-ON-enabled state that enables the laser device to turn to an ON state, brings one of the laser devices that has an emission wavelength corresponding to a predetermined wavelength into an ON state and maintains the ON state. |
| US10523356B2 |
System and methods for coherent optical extension
A coherent passive optical network extender apparatus includes an extender transceiver for communication with an associated optical headend. The extender transceiver includes at least one receiving portion, at least one transmitting portion, and an extension processor. The apparatus further includes a signal adaptation unit configured to convert a downstream electrical transmission lane into a plurality of individual wavelengths. Each of the converted individual wavelengths are for transmission to one of an optical node and an end user. The apparatus further includes a plurality of transceivers, disposed within the signal adaptation unit, and configured to process and transmit the converted individual wavelengths as a bundle for retransmission to the respective end users. |
| US10523354B2 |
Method and apparatus for design of NR-SS burst set
A method of a user equipment (UE) in a wireless communication system is provided. The method comprises receiving, from a base station (BS), at least one physical broadcasting channel (PBCH) symbol containing resource elements (REs) mapped for at least one demodulation reference signal (DMRS) sequence over a downlink channel; and determining DMRS REs included in the at least one PBCH symbol, wherein a synchronization signal (SS) block hypotheses is carried in the at least one DMRS sequence that is mapped into the DMRS REs, and wherein the SS block hypotheses includes at least full or partial SS block indices. |
| US10523353B2 |
Method and device for transmitting and receiving secondary synchronization signal in wireless access system supporting narrowband Internet of things
The present invention provides a method and devices for transmitting and receiving a synchronization signal and a method for generating a synchronization signal in a wireless access system supporting NB-IoT. A method for transmitting a narrowband secondary synchronization signal (N-SSS) by a base station in a wireless access system supporting NB-IoT, according to an embodiment of the present invention, can comprise the steps of: generating a first sequence having a size M so as to generate an N-SSS; generating a second sequence having a size M so as to generate an N-SSS; generating an N-SSS by means of the first sequence and second sequence; and transmitting the N-SSS by means of n OFDM symbols. The size of a bandwidth used in the wireless access system supporting NB-IoT is the size of one physical resource block (PRB), and one PRB can comprise twelve subcarriers in a frequency domain. |
| US10523352B2 |
Forward error correction for incomplete blocks
Methods and systems that enable recovery of a lost packet from an incomplete block transmitted over a communication network. In one embodiment, a system includes a first processor configured to: receive a block of packets during a period spanning a certain duration, calculate a parity packet (PP) for the block, and provide in PP an indication of the number of packets in the block, where the block comprises k |
| US10523350B1 |
Signal processing apparatus and methods
A unified system of programming communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within the unified system, parallel processing computer systems, each having an input (e.g., 77) controlling a plurality of computers (e.g., 205), generate and output user information at receiver stations. Under broadcast control, local computers (73, 205), combine user information selectively into prior art communications to exhibit personalized mass media programming at video monitors (202), speakers (263), printers (221), etc. At intermediate transmission stations (e.g., cable television stations), signals in network broadcasts and from local inputs (74, 77, 97, 98) cause control processors (71) and computers (73) to selectively automate connection and operation of receivers (53), recorder/players (76), computers (73), generators (82), strippers (81), etc. At receiver stations, signals in received transmissions and from local inputs (225, 218, 22) cause control processors (200) and computers (205) to automate connection and operation of converters (201), tuners (215), decryptors (224), recorder/players (217), computers (205), furnaces (206), etc. Processors (71, 200) meter and monitor availability and usage of programming. |
| US10523349B2 |
Method for processing concurrent services and terminal
A method for processing concurrent services and a terminal can effectively ensure that a service with a higher service priority maintains better service transmission quality in the concurrent services. The concurrent services include a first service and a second service. A service priority of the first service is higher than a service priority of the second service. The method includes: obtaining, by a terminal, channel quality information of a channel that carries the concurrent services; and blocking, by the terminal, the second service when the channel quality information meets a preset blocking condition. |
| US10523340B2 |
Transmitting device and receiving device providing relaxed impedance matching
Provided are a transmitting device connected to a receiving device via a channel and the receiving device connected to the transmitting device via a channel. The transmitting device connected to a receiving device includes: a transmitter connected to the channel via an output node and configured to transmit, via the channel, a transmission signal to the receiving device, the transmitter having a transmission impedance associated therewith that is variable; and a monitoring device configured to detect a channel impedance of the channel and a receiving impedance of the receiving device by monitoring a voltage level of the output node, the monitoring device configured to set the transmission impedance based on the channel impedance and the receiving impedance. |
| US10523339B2 |
Reducing transmission rate to support fast convergence
Methods and systems for rapidly recovering from a serious interference. One method includes the following steps: transmitting, by a transmitter to a transceiver over a communication channel, ongoing data at a fixed data rate above 100. Mbps; receiving, by a receiver from the transceiver, an indication indicating that the transceiver is experiencing a serious interference; responsive to the indication, reducing data rate at which the transmitter transmits; storing excess data that cannot be sent during the period of the reduced data rate; and increasing the data rate, at which the transmitter transmits, to a level that enables it to transmit, within less than 1 millisecond from the moment of reducing the data rate, both the stored excess data and the ongoing data at the fixed data rate. |
| US10523337B2 |
Method and system for large silicon photonic interposers by stitching
Methods and systems for large silicon photonic interposers by stitching are disclosed and may include, in an optical communication system including a silicon photonic interposer, where the interposer includes a plurality of reticle sections: communicating an optical signal between two of the plurality of reticle sections utilizing a waveguide. The waveguide may include a taper region at a boundary between the two reticle sections, the taper region expanding an optical mode of the communicated optical signal prior to the boundary and narrowing the optical mode after the boundary. A continuous wave (CW) optical signal may be received in a first of the reticle sections from an optical source external to the interposer. The CW optical signal may be received in the interposer from an optical source assembly coupled to a grating coupler in the first of the reticle sections in the silicon photonic interposer. |
| US10523336B2 |
Apparatus and method for resetting transimpedance amplifier for low-power passive optical network equipment
Provided are an apparatus and a method for resetting a transimpedance amplifier for low-power passive optical network equipment for improving the synchronization performance of an uplink burst signal by resetting the transimpedance amplifier for amplifying a received signal of an optical transceiver at a time point at which a frame of the uplink burst signal ends. There is an effect of improving the burst-mode clock and data reconstruction performance through simple analysis of a bit pattern and thus reducing a guard time or a number of repetitions of preambles by accurately identifying the time point at which the frame of the uplink burst signal ends without using a frame data analysis scheme to reset the transimpedance amplifier. |
| US10523335B2 |
Known signal detection method
Fourier transform is performed on a reception signal to obtain a first calculation value. Fourier transform is performed on a known signal to obtain a second calculation value. The first calculation value is divided by the second calculation value to obtain a third calculation value. Inverse Fourier transform is performed on the third calculation value to obtain a fourth calculation value. A maximum value of an amplitude of the fourth calculation value and a sample point at which the maximum value is obtained are detected. The position of the known signal in the reception signal is detected from the sample point at which the maximum value is obtained. |
| US10523333B2 |
Optical signal transmission apparatus for generating multi-level optical signal and method performed by the same
An optical signal transmission apparatus generates a multi-level optical signal from a multi-level electric signal. The optical signal transmission apparatus detects, based on a supervisory signal generated from an optical signal, an electric-to-optical (E/O) conversion characteristic of an E/O converter configured to convert an electric signal into an optical signal. For example, when the E/O converter generates a multi-level optical signal from a multi-level electric signal based on a bias signal, the optical signal transmission apparatus determines a correspondence relationship between the bias signal and the optical signal. The optical signal transmission apparatus adjusts a use range of intensities of the bias signal based on the determined correspondence relationship so that the E/O converter may linearly operate. |
| US10523331B2 |
Increasing RF power output in photonics-fed phased array antenna systems
Delivering a radio frequency (RF) signal to a remote phased array antenna system involves using an optical modulator at an RF source location to modulate a high power optical carrier signal with a source RF signal SRF so as to produce a high power transmit modulated optical carrier (TMOC) signal. An optical link communicates the high power TMOC signal to a remote antenna location, where the high power TMOC is split into N optical paths to obtain N reduced power TMOC signals. In each of the N optical paths, photodetection operations are performed upon the reduced power TMOC signal to obtain N reduced power S′RF signals which are then constructively combined to obtain a high power S′RF signal which is communicated to at least one antenna element. |
| US10523324B2 |
System and methods for non-orthogonal multiple access
A resource allocation method is provided for a non-orthogonal multiple access distribution of access network users communicatively coupled to a single transport medium. The method includes steps of allocating a first frequency and time domain resource to a first user and a second frequency and time domain resource to a second user of the access network users, obtaining channel information regarding a particular communication channel of the access network for which resources are allocated, grouping the first user with the second user based on an overlap of the first frequency and time domain resource with the second frequency and time domain resource, and assigning the first user to a different power allocation resource than the second user within the frequency and time domain overlap. |
| US10523320B2 |
Device implementing visible light communications and wireless network communications in dual mode and method of implementing thereof
Disclosed herein are a dual-mode device operating in a visible light communications mode and a wireless network communications mode, and a method performed by the device. The visible light communications device includes a wireless network communications unit including a fixed identifier and performing communications based on a wireless protocol, a visible light transmitting unit transmitting the fixed identifier using a visible light communications protocol, and a controller (control unit) controlling the visible light transmitting unit so that it selectively transmits the fixed identifier using the visible light communications protocol depending on whether the wireless network communications unit is connected to a wireless network. |
| US10523316B2 |
Parametric information control
An example system includes capture circuitry to obtain first parametric data based on a first signal at an interface to a first communication channel, with the first parametric data representing non-informational content of the first signal; and control circuitry to receive the first parametric data and to provide second parametric data, the second parametric data being based on one or both of: the first parametric data or a programmatic input. The example system also includes interface circuitry to receive the second parametric data and to receive informational content data representing informational content, and to process the informational content data and the second parametric data to produce a second signal. The second signal has the informational content represented by the informational content data and having at least some non-informational content based on the second parametric data. |
| US10523313B2 |
Method and apparatus for handling communications between spacecraft operating in an orbital environment and terrestrial telecommunications devices that use terrestrial base station communications
A multiple-access transceiver handles communications with mobile stations in environments that exceed mobile station design assumptions without necessarily requiring modifications to the mobile stations. One such environment is in Earth orbit. The multiple-access transceiver is adapted to close communications with mobile stations while exceeding mobile station design assumptions, such as greater distance, greater relative motion and/or other conditions commonly found where functionality of a terrestrial transceiver is to be performed by an orbital transceiver. The orbital transceiver might include a data parser that parses a frame data structure, a signal timing module that adjusts timing based on orbit to terrestrial propagation delays, frequency shifters and a programmable radio capable of communicating from the Earth orbit that uses a multiple-access protocol such that the communication is compatible with, or appears to the terrestrial mobile station to be, communication between a terrestrial cellular base station and the terrestrial mobile station. |
| US10523311B1 |
Satellite processor operating system
A request from a client to generate a beam plan for a satellite may be received. In response to receiving a request from the client to generate the beam plan for the satellite, a beam plan for the satellite that satisfies the request may be obtained. The beam plan may be provided to a protection module. The beam plan may be determined to satisfy the protection module. In response to determining that the beam plan satisfies the protection module, the beam plan may be transmitted to the satellite. |
| US10523309B2 |
System for preventing unauthorized access to operational aircraft data
Embodiments of the present invention provide improved systems and methods for a programmable portable electronic device for airborne operational communications. In one embodiment, a system for preventing unauthorized access to operational aircraft data comprises a personal electronic device and a plurality of aircraft systems that produce avionic operational data. The system further comprises an airborne server in network communication with the personal electronic device and the plurality of aircraft systems, wherein the airborne server implements security measures to prevent unauthorized electronic devices from accessing the avionic operational data, wherein the airborne server controls the dissemination of avionic operational data to electronic devices. |
| US10523305B2 |
Variable channelized bandwidth booster
Technology for a repeater configured to perform variable bandwidth filtering of signals is disclosed. The repeater can include a signal path for a radio frequency (RF) signal. The signal path can include a fixed-bandwidth low pass filter (LPF) operable to perform a variable bandwidth filtering of the RF signal to produce a channelized signal. The variable bandwidth filtering at the LPF can be performed by adjusting a first variable local oscillator (LO). The signal path can include a fixed-bandwidth high pass filter (HPF) operable to perform a variable bandwidth filtering of a channelized signal output from the LPF. The variable bandwidth filtering at the HPF can be performed by adjusting a second variable LO. The first variable LO and the second variable LO can be set to create a variable bandwidth that enables the repeater to perform variable bandwidth filtering of the signals. |
| US10523304B2 |
Network discovery and beam acquisition in 5G rat beam cell operation
A user equipment (UE) can process signals including a first synchronization signal (SS) and a second SS. The first SS and the second SS are beamformed with transmit beams and transmitted on subbands in a first set of symbols, for the first SS, and a second set of symbols, for the second SS. The UE can detect the first SS in the first set of symbols, and measure beam qualities of the transmit beams on the subbands in at least one of the first set of symbols or the second set of symbols. The UE can select one or more transmit beams and corresponding one or more subbands based on the measured beam qualities. The UE can detect the second SS on the selected subbands in the second set of symbol, and each of subbands in the first and second sets of symbols is associated with a transmit beam. |
| US10523302B2 |
Apparatus and method for selecting beam pattern in communication system supporting beamforming scheme
The present invention relates to a 5th-generation (5G) or pre-5G communication system which is provided for supporting a higher data transfer rate after a 4th-generation (4G) communication system such as a long term evolution (LTE). The present invention provides a method for selecting, by an access point (AP), a beam in a communication system supporting a beamforming scheme, the method comprising: a step of transmitting information which indicates whether or not a duplicated beacon transmission interval (BTI) is operated; and a step of performing a transmit sector sweep (TXSS) process at least twice during the duplicated BTI. |
| US10523300B2 |
Beam refinement techniques in millimeter wave systems
Methods, systems, and devices for wireless communications are described that provide for refinement of receive beam beamforming parameters at a user equipment (UE). A UE may transmit two or more signals in an uplink transmission that have different beamforming parameters. A base station receiving the uplink transmission may measure the two or more signals, and identify a first signal of the two or more signals based at least in part on the measuring. The base station may inform the UE of the identified first signal, which the UE may use to set receive beam beamforming parameters for one or more subsequent downlink transmissions. |
| US10523299B2 |
Shaping of transmission beams
There is provided mechanisms for shaping transmission beams in a wireless communications network. A method is performed by a network node. The method comprises acquiring channel measurements for wireless devices served by radio access network nodes using current beam forming parameters and being controlled by the network node. The method comprises determining, based on the channel measurements, desired beam forming parameters for shaping the transmission beams for at least one of the radio access network nodes. The method comprises initiating a gradual change of the current beam forming parameters to the desired beam forming parameters for shaping the transmission beams for the at least one of the radio access network nodes. The gradual change causes a need for network controlled handover to occur for at least some of the wireless devices served by the radio access network nodes. |
| US10523295B2 |
Split beamforming refinement phase (BRP) based sector level sweep (SLS) for multi-antenna array devices
Certain aspects of the present disclosure provide methods and apparatus for enhancing a beamforming training procedure. For example, an apparatus can include a processing system that generates a plurality of transmit beamforming refinement frames for a transmit sector sweep that each include a preamble, a data field, at least one beamforming training field, identification of a transmit antenna array to be used for transmitting the at least one beamforming training field, and a status indication of whether the transmit beamforming refinement frame is a last transmit beamforming refinement frame in the transmit sector sweep for one or more receive antenna arrays of a wireless node. The apparatus also includes a first interface that outputs the transmit beamforming refinement frames using a first transmit beamforming sector for the preambles and data fields, and one or more second transmit beamforming sectors for subfields of the beamforming training fields. |
| US10523292B2 |
Closed loop tuning operation with antenna switching
A method for detecting, at a controller of an electronic device, when an antenna switch condition associated with at least one of a first antenna and a second antenna occurs, and for responding to the antenna switch condition. The electronic device is configured with the first antenna assigned to a primary antenna path and the second antenna assigned to a secondary antenna path. In response to detecting that the antenna switch condition has occurred, a first antenna switch operation is triggered. The switch operation assigns the first antenna to the secondary antenna path and the second antenna to the primary antenna path. The method further includes performing a transmission close loop tuning on the second antenna and detecting completion of the transmission close loop tuning on the second antenna. In response to detecting completion of the transmission close loop tuning, a second antenna switch operation is executed. |
| US10523290B2 |
Codebook-based uplink transmission in wireless communications
Various solutions with respect to codebook-based uplink transmission in wireless communications are described. A user equipment (UE) constructs a precoder to be used to wirelessly communicate with a network node of a wireless network. The UE then performs an uplink (UL) transmission to the network node using the precoder via one or more of a plurality of antennas of the UE. |
| US10523283B2 |
LOS-MIMO demodulation apparatus, communication apparatus, LOS-MIMO transmission system, LOS-MIMO demodulation method and program
A LOS-MIMO demodulation apparatus comprises a plurality of receive antennas that receive data; a phase noise estimation part that calculates, from each signal received, first phase noise information and second phase noise information relating to phase noise occurring at transmit antennas and the receive antennas; a first correction part that corrects a phase of each signal received by the plurality of receive antennas according to the first phase noise information; a frequency domain equalization part that performs frequency domain equalization processing compensating for distortion due to interference from each signal received; a second correction part that corrects, according to the second phase noise information, a phase of each signal obtained by returning the signals, on which the frequency domain equalization processing has been performed, to the time domain by performing an inverse discrete Fourier transform; and a decoding processing part that performs decoding processing on the corrected data. |
| US10523282B2 |
Method, system and apparatus
A method is provided where a set of beams is transmitted from an access point in a first sweeping order in a first cell. The beams transmit a reference signal. A first subset of the beams is configured to be transmitted in a neighbor zone direction of the first cell, within a first common block of time as a second subset of beams being transmitted in a second cell in a neighbor zone direction. Each beam of the first and second subsets of beams are transmitted at different times in the first common block of time. |
| US10523280B2 |
Method and device for receiving signal in wireless communication system to which multiple-transmission technique is applied
Provided is a method and device for receiving a signal in a wireless communication system to which a multiple-transmission technique is applied. A proposed wireless communication system proposes a method for maximizing packet transmission within a target time in multiple paths. Specifically, a terminal receives, from a first base station, multiple-transmission activation information and control information for transmission of a transmission block. The terminal decodes the multiple-transmission activation information and the control information, and receives the transmission block from the first base station and a second base station. At this time, the multiple-transmission activation information includes a multiple-transmission activation indicator indicating that the first base station and the second base station can transmit the transmission block until a preconfigured time. |
| US10523278B2 |
Modular electronics
A computing device includes an integrated unit having a plurality of functional components, and an extremely high frequency (EHF) communication unit operatively coupled to the integrated unit. The EHF communication unit includes a transducer configured to transmit and receive EHF electromagnetic signals, and convert between electrical signals and electromagnetic signals. The computing device includes a transceiver operatively coupled to the transducer. The EHF communication unit may enable at least one of the functional components of the computing device to be supplemented by a functional component of an external computing device. |
| US10523277B2 |
Power transmission device, power transmission method, and power transmission system
A power transmission device includes a communication unit that transmits a power capability information transmission request via a communication channel and receives power capability information in response to the power capability information transmission request. The power transmission device also includes a processing unit that sets a parameter based on the power capability information. Further, the power transmission device includes a power transmission unit that wirelessly transmits power using the parameter. The communication unit transmits the power capability information transmission request before the power transmission unit wirelessly transmits the power. |
| US10523276B2 |
Wireless power receiver with multiple receiver coils
Systems, methods and apparatus are disclosed for wireless power transfer using multiple receive coils. In one aspect a wireless power receiver is provided that is configured to receive wireless power from a wireless power transmit coil. The wireless power receiver includes a first receive coil having a first mutual coupling with the transmit coil. The wireless power receiver further includes a second receive coil having a second mutual coupling with the transmit coil. The wireless power receiver further includes a load coupled to at least one of the first receive coil and the second receive coil for receiving the wireless power. |
| US10523275B2 |
Coupling circuit for power line communications
A coupling circuit for power line communications includes a coupling transformer having first and second mutually coupled windings, with the first winding connectable to a power line. The second winding includes a pair of intermediate taps with one or more tuning inductor therebetween. The inductor or inductors are set between a first portion and a second portion of the second winding of the coupling transformer. A switch member is provided coupled with the inductor. The switch member is selectively actuatable to short-circuit the inductor. |
| US10523273B1 |
Vehicle-mounted communication system
A vehicle-mounted communication system that includes a plurality of electronic control units to which power is supplied from a positive and negative power supply trunk line installed in a vehicle, wherein: each of the electronic control units includes a first communication unit that performs power line communication via the power supply trunk line; and the electronic control units exchange communication signals with each other using the first communication units. |
| US10523267B2 |
Method and apparatus for transmitting signal in a wireless communication system
A method for transmitting a signal by a Device-to-Device (D2D) User Equipment (UE) is disclosed. The method includes mapping a block of complex-valued symbols to Physical Resource Blocks (PRBs), and generating and transmitting a Single Carrier Frequency Division Multiple Access (SC-FDMA) signal after the mapping. If frequency hopping is used during the mapping, a lowest PRB index of the PRBs is changed between a first PRB index and a second PRB index according to a change in a transmission number for a transport block. If the block of complex-valued symbols is a D2D communication signal, the transmission number for the transport block is replaced with a subframe index of a D2D resource pool. |
| US10523263B2 |
Motor vehicle having two modems of different LTE categories
An embodiment relates to a mobile communication device for a motor vehicle, wherein the mobile communication device is adapted to provide a wireless connection to a mobile communication network, and a control unit of the mobile communication device is programmed to transmit and/or to receive data via the wireless connection in a basic mode through a basic modem circuit, which provides a predetermined basic bit rate. According to the invention, an additional modem circuit is provided, which provides a low bit rate that is lower than the basic bit rate for transferring data via the wireless connection, wherein the control unit is programmed to identify at least one predetermined switching event and, when the switching event is identified, to switch from the basic mode to an additional mode in which the control unit transmits and/or receives data through the additional modem circuit. |
| US10523260B2 |
Base station antennas having transmitters and receivers therein that support time division duplexing (TDD) with enhanced bias control for high speed switching
Base station antennas utilize RF transmitters and receivers, which operate with enhanced bias control to achieve very high speed switching during TDD operation. A radio frequency communication circuit for TDD includes a transmit/receive amplifier (e.g., MMIC) having first and second input terminals, which are responsive to a bias control voltage and radio frequency input signal. A bias control circuit is provided, which is electrically coupled to the first input terminal and a current receiving terminal of the transmit/receive amplifier. The bias control circuit includes a closed-loop feedback path between the current receiving terminal and the first input terminal, which is configured to regulate a magnitude of the bias control voltage with high precision to thereby achieve a substantially constant quiescent bias current at the current receiving terminal when the transmit/receive amplifier is enabled. |
| US10523259B2 |
Transmitter and communication system
A three-phase transmitter that sets voltages of first, second, and third output terminals based on first, second, and third signals. The transmitter includes a first transmitting section configured to set the voltage of the first output terminal based on the first and third signals; a second transmitting section configured to set the voltage of the second output terminal based on the first and second signals; and a third transmitting section configured to set the voltage of the third output terminal based on the second and third signals. |
| US10523256B2 |
Device cover for accessory attachment
Aspects of the technology relate to a cover (e.g., for a handheld electronic device). The cover may include a cover body configured for securement to a handheld electronic device and comprising an accessory attachment area, wherein the accessory attachment area includes a plurality of receivers, and wherein the accessory attachment area is configured for coupling with an accessory in at least one of a plurality of orientations. In some aspects, each receiver further includes a space recessed into the cover body that is bounded, at least partially, by a recess wall, wherein each receiver includes an engagement surface configured for abutting engagement with a projection associated with an accessory when the projection is disposed in a secured configuration within a respective space. An electrical device cover and various attachment devices are also provided. |
| US10523254B2 |
Mixer S11 control via sum component termination
A mixer termination circuit for a downconverter mixer includes a diplexer circuit coupled to an output of the downconverter mixer. The diplexer circuit is configured to separately terminate a sum component present in an output signal of the downconverter mixer and a difference component present in the output signal of the downconverter mixer. |
| US10523250B2 |
Systems and methods for mitigating intermodulation effects
A radio frequency system may generate a first signal within a first band and a second signal within a second band for simultaneous transmission. The transceivers may receive a third signal within the first band and a fourth signal within the second band. Antennas may simultaneously wirelessly transmit the first signal and the second signal and wirelessly receive the third signal and the fourth signal. Analog signal processing circuitry elements may operate on the first signal or the second signal, or both. A controller may receive an indication of operating conditions of the radio frequency system and control the phase shifters disposed between at least two of the analog signal processing circuitry elements to reduce an amount of intermodulation distortion occurring on the third signal or the fourth signal, or both. |
| US10523246B1 |
Apparatus and methods for a configurable wireless communication chip
The present disclosure describes apparatuses and methods for a configurable wireless communication chip. In some aspects, a wireless communication chip includes multiple radio paths and is capable of operating in a first communication mode that supports communication in non-contiguous segments of bandwidth and a second communication mode that does not support communication in non-contiguous segments of bandwidth. Based on a hardware configuration external to the wireless communication chip, the radio paths can be configured to operate in the first communication mode or the second communication mode. In some cases, the hardware configuration external to the wireless communication chip includes fewer antennas or amplifier paths than radio paths of the chip, such as due to cost or form-factor considerations. In such cases, the wireless communication chip can operate in the second communication mode to implement advanced communication techniques with reduced hardware, enabling flexibility to design lower cost or smaller devices. |
| US10523240B2 |
Methods and apparatus to determine and apply polarity-based error correction code
Methods, apparatus, systems and articles of manufacture to determine and apply polarity-based error correction code are disclosed. In some examples, the methods and apparatus create an array by setting a first set of bit locations of a code word to have a first value and setting a second set of bit locations of the code word to have a second value different from the first value. In some examples, when the array satisfies a parity check, the methods and apparatus determine that bit locations having the first value from the array form a polarity-based error correction code. |
| US10523238B2 |
Coding and decoding method, apparatus, and system for forward error correction
The present invention discloses a coding and decoding method, apparatus, and system for forward error correction, and pertains to the field of communications. The method includes: determining check matrix parameters of time-varying periodic LDPC convolutional code according to performance a transmission system, complexity of the transmission system, and a synchronization manner for code word alignment, constructing a QC-LDPC check matrix according to the determined check matrix parameters, and obtaining a check matrix (Hc) of the time-varying periodic LDPC convolutional code according to the QC-LDPC check matrix; de-blocking, according to requirements of the Hc, data to be coded, and coding data of each sub-block according to the Hc, so as to obtain multiple code words of the LDPC convolutional code; and adding the multiple code words of the LDPC convolutional code in a data frame and sending the data frame. |
| US10523237B2 |
Method and apparatus for data processing with structured LDPC codes
The embodiments of the present disclosure provide a method and an apparatus for data processing with structured LDPC codes. The method includes: obtaining a code block size for structured LDPC coding; determining a coding expansion factor z based on at least one of the code block size, a parameter kb of a basic check matrix, a positive integer value p or the basic check matrix having mb rows and nb columns; and encoding a data sequence to be encoded, or decoding a data sequence to be decoded, based on the basic check matrix and the coding expansion factor. The present disclosure is capable of solving the problem in the related art associated with low flexibility in data processing with LDPC coding and improving the flexibility in data processing with LDPC coding. |
| US10523234B2 |
Signal processing arrangement, sensor arrangement and signal processing method
A signal processing arrangement has a signal input for connecting a capacitive sensor. An amplifier circuit is coupled between the signal input and a feedback point. A loop filter is coupled downstream to the feedback point. A quantizer is connected downstream to the loop filter and provides a multi-bit output word. The multi-bit output word consists of one or more higher significance bits and one or more lower significance bits. A first feedback path is coupled between a quantizer and the feedback point for providing a first feedback signal to the feedback point being representative of the one or more lower significance bits. A second feedback path is coupled to the quantizer for providing a second feedback signal to the signal input being representative of the one or more higher significance bits. |
| US10523233B1 |
Membrane digital analog switches
A membrane digital analog switch includes an input button surface adapted to receive an input pressure from a user, and a digital switch positioned below the input button surface to generate a digital switch activation signal when the received pressure on the input button surface is greater than or equal to a specified digital pressure threshold. The membrane digital analog switch also includes an analog switch adapted to generate an analog switch activation signal when the received pressure on the input button surface is greater than or equal to a specified analog pressure threshold. The specified analog pressure threshold is greater than the specified digital pressure threshold, the digital switch activation signal is a binary digital signal, and the analog switch activation signal is variable and corresponds to an analog sensed value of the received pressure on the input button surface. |
| US10523232B1 |
System and method for converting a digital input signal into an analog output signal
A system for converting a digital input signal into an analog output signal is provided, the system has at least three different signal paths with different but overlapping frequency ranges, at least three digital-to-analog converters, at least three analog filters, and a combiner unit. Each of the digital-to-analog converters is connected to at least one signal path, wherein the signals transmitted to the digital-to-analog converters are phase coherent. Each of the digital-to-analog converters is connected to a combiner unit, and each of the analog filters is associated with one of the digital-to-analog converters, wherein at least one of the digital-to-analog converters has a lower sampling rate than the sampling rate of at least two others of the digital-to-analog converters. Further, a method for converting a digital input signal into an analog output signal is shown. |
| US10523231B1 |
Dynamic integrator with boosted output impedance of the transconductance
A pipelined analog-to-digital converter (ADC) circuit includes a first ADC stage and a residue stage coupled to the first ADC stage. The residue stage includes a dynamic integrator configured to provide transconductance, wherein the dynamic integrator includes a boost circuit configured to boost an output impedance of the transconductance. |
| US10523226B2 |
Quantum interference device, atomic oscillator, electronic apparatus, and vehicle
A quantum interference device includes a base having a mounting surface, an atom cell in which alkali metal atoms are encapsulated, a light source adapted to emit light adapted to excite the alkali metal atoms, a photodetector adapted to detect the light having been transmitted through the atom cell, and a support adapted to support the atom cell, the light source, and the photodetector in a lump with respect to the mounting surface in a state in which the atom cell, the light source, and the photodetector are arranged in a direction along the mounting surface. |
| US10523222B1 |
Systems and methods for using a phase locked loop (PLL) to provide multiple output signals
A phase locked loop (PLL) provides output signals at multiple frequencies. In particular, the PLL includes a phase detector and two voltage controlled oscillators (VCOs). One of the VCOs is selectively enabled depending on a desired output signal. The phase detector receives a reference signal and a feedback signal from the enabled one of the two VCOs. The phase detector outputs a control signal that controls the VCO that provided the feedback signal. |
| US10523217B2 |
Frequency locked loop of a heterodyne structure
A frequency locked loop is disclosed. The disclosed frequency locked loop may include: a voltage-controlled oscillator configured to output a LO signal; a mixer configured to mix an RF signal with the LO signal to output an IF signal; a first IF path part configured to transfer the IF signal; a second IF path part configured to transfer the IF signal; and an error amplifier configured to receive output signals of the first IF path part and output signals of the second IF part as input, where the voltage-controlled oscillator adjusts a frequency of the LO signal based on an output signal of the error amplifier, the first IF path part has the conversion gain decreased according to an increase in the frequency of the IF signal, and the second IF path part has the conversion gain increased according to an increase in the frequency of the IF signal. |
| US10523211B2 |
Wide range glitchless switchable clock divider with modified 2/3 divider stages
A divider includes ⅔ divider stages that may be turned off without toggling to extend the divide range of the divider while also reducing the impact of spurs on the divider output, and preserving the timing margin to update the divide ratio glitchlessly. A ⅔ divider stage responds to an input enable signal being deasserted and a modulus input signal being asserted to remain in a disabled state in which the divider stage does not toggle by ensuring storage elements outputs in the divider stage remain constant. The divider further selects an update clock for the divide ratio of the divider utilizing an output from a most downstream stage that remains enabled. |
| US10523209B1 |
Test circuitry and techniques for logic tiles of FPGA
An integrated circuit comprising a plurality of logic tiles, wherein, during operation, each logic tile is configurable to connect with at least one other logic tile, and wherein each logic tile includes: (1) a normal operating mode, (2) a test mode, (3) an interconnect network including a plurality of multiplexers, wherein during operation, the interconnect network of each logic tile is configurable to electrically connect with the interconnect network of at least one adjacent logic tile of the plurality of logic tiles via one or more tile-to-tile interconnects in the normal operating mode and (4) isolation circuitry, connected between the associated interconnect network and the interconnect network of each adjacent logic tile, configurable to responsively disconnect tile-to-tile interconnects disposed between the interconnect network of each adjacent logic tile in the test mode to thereby electrically disconnect interconnect networks of adjacent logic tiles in the test mode. |
| US10523208B2 |
Efficient lookup table modules for user-programmable integrated circuits
A 4-input lookup table module including eight first-rank 2-input multiplexers, four second-rank multiplexers, two third-rank multiplexers, and one fourth-rank multiplexer, the first-rank through fourth-rank multiplexers forming a tree structure. A select input of the fourth-rank multiplexer is coupled to a first input node. Select inputs of the third-rank multiplexers are coupled to a second input node. Select inputs of a first and a second adjacent ones of the second rank 2-input multiplexers are electrically isolated from select inputs of a third and a fourth adjacent ones of the second rank 2-input multiplexers. Select inputs of a first through a fourth adjacent ones of the first rank 2-input multiplexers are electrically isolated from select inputs of a fifth through an eighth adjacent ones of the first rank 2-input multiplexers. |
| US10523202B2 |
Magnetically sensed user interface devices
A user interface device including a floating actuator sub-assembly and a base assembly flexibly coupled to the floating actuator assembly is disclosed. The floating actuator assembly may include a magnet array assembly with a plurality of magnets fixed relative to each other. |
| US10523200B2 |
Proximity sensor
A proximity sensor is provided. The proximity sensor has an exposed exterior surface formed of a metal material to improve the aesthetics thereof. The proximity sensor mounted within a vehicle includes a frame formed of a nonconductive material and a metal layer that covers an exterior surface of the frame. A sensor electrode contacts the metal layer and a sensor integrated circuit (IC) connected to the sensor electrode to sense an approach or a contact of a user on the metal layer. |
| US10523198B1 |
Optically isolated latching solid state relay with low on resistance and linear operation
A latching relay includes a supply terminal, a load terminal, first and second coupling circuits, a latch circuit, first and second transistors, and a local supply node coupled to a capacitor. In one example, the supply terminal is coupled to a supply node and the load terminal is coupled to the load. The first and second transistors control the conductivity of a drive transistor coupled to the load. A microcontroller controls the latching relay to switch the load on and off. To enable the load, the microcontroller sinks current from the supply terminal and through the first coupling circuit. While the load is enabled, the capacitor is discharged. The latching relay is operable in a refresh mode in which current is pulsed through the first coupling circuit causing capacitor to be re-charged from the supply terminal. To disable the load, the microcontroller sinks current through the second coupling circuit. |
| US10523196B2 |
Electronic circuit with undervoltage lockout function
An electronic circuit and a method are disclosed. The electronic circuit includes a first supply node and a second supply node configured to receive a supply voltage, an input configured to receive an input signal, and an output configured to be coupled to a control node of a transistor device. The electronic circuit further includes an undervoltage lockout (UVLO) circuit configured to perform a comparison of the supply voltage and a UVLO threshold. The electronic circuit is configured to operate in one of a first operating mode or a second operating mode based on the comparison. The UVLO circuit is configured to generate the UVLO threshold based on the supply voltage, and the electronic circuit is configured to generate the output signal, in the first mode, dependent on the input signal and to generate the output signal, in the second mode, in a predefined fashion independent of the input signal. |
| US10523188B2 |
Semiconductor device
A semiconductor device includes: first through fourth active regions spaced apart from one another; a first gate line disposed to overlap with the first and second active regions, but not with the third and fourth active regions, and to extend in a first direction; a second gate line disposed to overlap with the third and fourth active regions, but not with the first and second active regions, and to extend in the first direction while being spaced apart from the first gate line; and a dummy gate line disposed to overlap with the first through fourth active regions and a field region, to be spaced apart from the first and second gate lines in a second direction, and to extend in the first direction, wherein a signal input to the first or second active region is transmitted to the third or fourth active region. |
| US10523182B1 |
Adaptive harmonic cancellation
Disclosed systems and methods relate to an adaptive harmonic cancellation circuit for communication. The adaptive harmonic cancellation circuit includes a harmonic generator circuit configured to generate a reference harmonic of an interference signal. The adaptive harmonic cancellation circuit includes a harmonic prediction circuit coupled to the harmonic generator circuit. The harmonic prediction circuit is configured to receive an input signal including a target signal at a frequency and a radiated harmonic of the interference signal. The harmonic prediction circuit is configured to generate a predicted harmonic of the interference signal by modifying the reference harmonic of the interference signal to match the radiated harmonic of the interference signal in the input signal. The adaptive harmonic cancellation circuit includes a cancellation circuit coupled to the harmonic prediction circuit. The cancellation circuit is configured to obtain the target signal at the frequency by subtracting the predicted harmonic from the input signal. |
| US10523177B2 |
Piezoelectric thin film resonator and fabrication method of the same, filter, and multiplexer
A piezoelectric thin film resonator includes: a substrate; lower and upper electrodes located on the substrate; a piezoelectric film that has a lower piezoelectric film mainly composed of aluminum nitride and an upper piezoelectric film mainly composed of aluminum nitride, the lower piezoelectric film and the upper piezoelectric film being in contact with each other in at least a part of a resonance region where the lower electrode and the upper electrode face each other across at least a part of the piezoelectric film, and a fluorine concentration at a boundary face with which the lower piezoelectric film and the upper piezoelectric film are in contact being 0.03 atomic % or less; and an insulating film that is located between the lower piezoelectric film and the upper piezoelectric film in a region other than the at least a part of the resonance region and contains silicon oxide. |
| US10523170B1 |
Audio signal processing for motion detection
Systems and techniques are generally described for audio signal processing for motion detection. In some examples, a first energy level of a first audio signal detected by a first microphone is determined over a first period of time. In some further examples, a first change in the first energy level from a first energy level value to a second energy level value is determined during the first period of time. In some other examples, a determination is made that the first change in the first energy level exceeds a threshold change value associated with the first period of time. In at least some other examples, a bias of an audio amplifier of the first device is adjusted. |
| US10523168B2 |
Method and apparatus for processing an audio signal based on an estimated loudness
An apparatus comprising at least one processor and at least one memory including computer program code. The at least one memory and the computer program code is configured to, with the at least one processor, cause the apparatus at least to determine a loudness estimate of a first audio signal, generate a parameter dependent on the loudness estimate; and control the first audio signal dependent on the parameter. |
| US10523167B2 |
Variable attenuation device, phase-switching variable attenuation device, and phase shifter
A variable attenuation device includes: a first variable attenuator configured to receive a first signal through a first input end, attenuate the first signal by an amount of attenuation according to a control voltage, and output the attenuated first signal through a first output end, the first signal being one of a pair of differential signals having a 180-degree phase difference; a second variable attenuator configured to receive a second signal through a second input end, attenuate the second signal by the amount of attenuation according to the control voltage, and output the attenuated second signal through a second output end, the second signal being the other one of the pair of differential signals; a first signal distributer configured to distribute the second signal to the first output end; and a second signal distributer configured to distribute the first signal to the second output end. |
| US10523166B2 |
Differential amplifier with modified common mode rejection, and to a circuit with an improved common mode rejection ratio
An amplifier circuit having improved common mode rejection is provided. This can be achieved by estimating the common mode value of an input signal and using this to adjust a target common mode voltage at the output of the amplifier. This can help avoid the differential gain becoming modified by the common mode voltage. |
| US10523165B2 |
Common mode feedback circuit with backgate control
A common mode feedback (CMFB) loop for a differential amplifier sense an output common mode of a differential circuit and provides feedback to the gates of tail current transistors. Many CMFB loops cannot easily adjust the output common mode voltage and the output common mode may vary over process, voltage, and temperature. An improved CMFB circuit adds a control circuit to control backgates of tail current transistor device(s) of the differential circuit such that the output common mode voltage can be made adjustable. |
| US10523163B2 |
Power amplifier and wireless communication device
A power amplifier includes an output signal generator constructed to generate, on the basis of an input AC signal, an output signal including, in cycles, a first pulse being width higher in voltage than a first reference voltage and a second pulse being width lower in voltage than the first reference voltage and a feedback circuit constructed to generate a first bias signal corresponding to the output signal and feed back the first bias signal to an input side of the output signal generator to equalize a width of the first pulse and a width of the second pulse in the cycles of the output signal. |
| US10523157B1 |
Method for improving threshold accuracy in an RFID-device through offset cancellation
A method for improving threshold accuracy in an RFID-device through offset cancellation, and including the steps of providing a comparator including a first and a second amplifiers, providing a current output digital-to-analogue converter, AC-coupling in an RF-signal into the detector circuit, during a first phase, applying a signal based on the RF-signal into the first amplifier while a current of the DAC is set to zero, and applying a current of the DAC into the second amplifier while a signal based on the RF-signal is set to zero, during a second phase, applying the current of the DAC into the first amplifier while the signal based on the RF-signal is set to zero, and applying the signal based on the RF-signal into the second amplifier while the current of the DAC is set to zero. |
| US10523154B2 |
Oscillator including varactor circuit and method of operation thereof
An oscillator and method for operation of the oscillator are provided. The oscillator includes a control voltage generator configured to generate a control voltage based on dividing a power voltage that was received, an offset voltage generator configured to generate an offset voltage based on dividing the power voltage that was received, a phase locked loop (PLL) including a varactor circuit configured to modify a capacitance based on the control voltage and the offset voltage, and a calibration logic circuit configured to provide a selection control signal to the control voltage generator based on the oscillation signal, and configured to provide an offset control signal to the offset voltage generator based on the oscillation signal. |
| US10523144B1 |
Operational mode control of a motor
One example is a system for controlling a motor during startup. The system includes measurement logic, pattern detection logic, and mode logic. The measurement logic monitors a back-electromotive force (BEMF) signal representing a BEMF of an electric motor and the pattern detection logic monitors this signal to detect instances of the monitored BEMF signal exhibiting a predetermined pattern. The mode logic enables control of the electric motor according to a plurality of modes of control. In some examples, the mode logic initially employs a first mode of control and switches from the first mode of control to a second mode of control in response to the pattern detection logic detecting that a BEMF signal exhibits the predetermined pattern over a plurality of commutation states. |
| US10523138B2 |
Motor control device
A motor control device includes: a state monitoring unit that detects a power supply abnormality in which a power is not normally supplied to at least one of a rotation sensor and a motor; an abnormality determination unit that detects an abnormality of the rotation sensor based on an output signal of the rotation sensor; and a decision unit that decides whether to confirm the abnormality of the rotation sensor based on a detection result of the state monitoring unit and a detection result of the abnormality determination unit. When the state monitoring unit detects the power supply abnormality, the decision unit does not decide the abnormality of the rotation sensor even when the abnormality determination unit detects the abnormality of the rotation sensor. |
| US10523137B2 |
Wire connecting structure and wire connecting method of three-phase motor, and three-phase motor
Provided is a wire connecting structure of coils of a three-phase motor, a wire connecting method and three-phase motor, which is capable of reducing a size of a short circuit terminal for a neutral point. The wire connecting structure is a wire connecting structure of coils which are wound to each salient-pole in a three-phase motor having respective salient-pole of a U phase, a V phase and a W phase, the coils of the salient-poles belonging to any two phases among the U phase, the V phase and the W phase are formed by a single continuous first conducting wire, and the coil of the salient-pole belonging to the rest one phase is formed by a single continuous second conducting wire. |
| US10523134B2 |
Comb drive with non-parallel overlapping comb fingers
A comb drive includes an inactive comb finger array and an opposing active comb finger array positioned to oppose the inactive comb finger array and configured to move in a non-linear path relative to the inactive comb finger array, wherein each comb finger array includes a comb spine and a plurality of comb fingers extending from its comb spine, and each comb finger on the active comb finger array is shaped to match a non-parallel profile. The non-parallel profile may be tapered, curved, or selected to linearize the capacitance in a gap between adjacent comb fingers from the inactive comb finger array when a comb finger from the active comb finger array moves through the gap. |
| US10523133B2 |
Vehicular motor control device and vehicular motor control method
Provided is a motor control device for a vehicle including: an inverter, in which a plurality of power semiconductor devices are installed, and which is configured to drive a motor through switching control; and a DC/DC converter configured to step up an output voltage of a DC power supply in accordance with a voltage command value to apply the stepped-up voltage to the inverter, in which the inverter employs a wide bandgap semiconductor, for example, a SiC device, as the power semiconductor devices, and the DC/DC converter has a circuit configuration in which a stepwise output voltage is generated at the time of DC/DC power conversion. |
| US10523129B2 |
Synchronous rectification circuit
Provided is a synchronous rectification circuit, which relates to electronic circuit technologies. The synchronous rectification circuit is self-driven by a combination of a charge pump and a Boost circuit, including a rectification MOSFET, a charge pump, logic control modules, voltage detection modules, an oscillator module, a PWM generation module, a reference voltage generation module, a switch, a free-wheeling MOSFET, an isolation MOSFET, an inductor, a capacitor and sampling resistors. According to the present application, initially, the charge is stored on the capacitor through the charge pump, the Boost circuit is turned on till the voltage is increased to a certain value; through processing by the logic control modules and the like, the rectification MOSFET is turned on, thus self-driving of the synchronous rectification circuit is achieved. The self-driving mode can charge the capacitor faster, lower the duty of the rectification circuit, and reduce the average conduction voltage drop. |
| US10523128B1 |
Reactive AFE power control
An active rectifier with a controller including a feedforward component, a modulator and a modulation index controller. The modulator generates switching control signals according to a reference to convert AC input power from the AC input to control the DC bus voltage at the DC output. The feedforward component computes the reference according to an estimated total inductance of the AC input, a grid voltage of the AC input, a modulation index reference, and a reactive power offset signal, and the modulation index controller computes the reactive power offset signal according to an error between the modulation index reference and a feedback modulation index. |
| US10523127B1 |
Output clamped flyback converter
A converter circuit is disclosed. The converter circuit includes a transformer and a primary circuit connected to the primary side of the transformer, where the primary circuit includes a first switch connected to a ground. The converter circuit also includes a second switch connected to the first switch, and a clamping capacitor connected to the second switch and to the input. The converter circuit also includes a secondary circuit connected to the secondary side of the transformer, where the secondary circuit includes a secondary capacitor, an inductor, and a bypass element in parallel with the inductor. |
| US10523125B2 |
Power supply device, machine, and control method for performing power conversion using a multiphase converter
A power supply device includes: a power supply; a conversion module including a plurality of conversion units configured to perform voltage conversion of power supplied by the power supply; a change unit that an operation number, which is the number of the conversion units performing the voltage conversion; and a control unit that supplies a control signal having a predetermined duty ratio to the conversion unit and controls the conversion module. When the change unit changes the operation number, the control unit gradually increases a first duty ratio, which is a duty ratio of the control signal supplied to a conversion unit for starting or stopping the voltage conversion to a second duty ratio, which is a duty ratio of the control signal supplied to a conversion unit for continuously performing the voltage conversion, at a predetermined change rate, or gradually decreases the first duty ratio to zero. |
| US10523123B2 |
Method for actuating a multi-phase synchronous converter
A multi-phase synchronous converter consisting of a plurality of half bridges which in turn consist of an upper power switch and a lower power switch, the converter being actuated by a pulse width modulation dependent on a predetermined pulse duty cycle in the range of zero to one hundred percent. The multi-phase synchronous converter generates an output current and is operated in a normal mode in which the power switches switch with a normal switching period defined by a predetermined normal switching frequency, and a normal pulse duration dependent on the actual pulse duty cycle. As soon as the pulse duty cycle exceeds an upper duty cycle threshold or falls below a lower duty cycle threshold, the multi-phase synchronous converter is switched from the normal mode into an operating mode in which at least one of the power switches of at least one half bridge is deactivated. |
| US10523122B2 |
Power supply apparatus and display apparatus including the same
Disclosed are a power supply apparatus and a display apparatus including the same, which control a plurality of slave power supply apparatuses without any increase in number of terminals of a master power supply circuit. The power supply apparatus includes a master power supply circuit, a slave power supply circuit, and an enable signal line connected between the master power supply circuit and the slave power supply circuit. A voltage of the enable signal line is shifted based on an operation of the slave power supply circuit. |
| US10523120B2 |
Supply modulator for power amplifier
According to some example embodiments, an apparatus includes a buck-boost converter, a first buck converter connected at an output terminal of the buck-boost converter, a second buck converter connected at the output terminal of the buck-boost converter, a first LA including a first supply voltage input connected to the output terminal of the buck-boost converter, and an output terminal connected to an output terminal of the first buck converter, where the first LA is configured to provide a first modulated supply voltage to a first PA of a first transmitter, and a second LA including a second supply voltage input connected to the output terminal of the buck-boost converter, and an output terminal connected to an output terminal of the second buck converter, where the second LA is configured to provide a second modulated supply voltage to a second PA of a second transmitter. |
| US10523119B2 |
Compensation ramp offset removal
A DC-DC current-control mode switching converter is disclosed, with peak-mode control circuitry, configured to compare a coil current to a variable current limit, to turn off a high side device when the coil current exceeds the variable current limit. The DC-DC switching converter includes a compensation ramp generator, configured to provide a compensation ramp signal, and an offset circuit, configured to provide an offset current. The DC-DC switching converter further includes an amplifier, configured to generate a control current proportional to the difference between an output voltage and a target voltage, and an adder, to combine the control current, the compensation ramp signal, and the offset current. A DC-DC current-control mode switching converter, with valley-mode control circuitry, configured to compare a coil current to a variable current limit, to turn off a low side device when the coil current falls below the variable current limit, is also disclosed. |
| US10523118B2 |
Reverse recovery charge elimination in DC/DC power converters
A switching mode power converter circuit is disclosed, comprising a first high-side switch and a first low-side switch coupled in series between an input voltage level and a reference voltage level, a second high-side switch and a second low-side switch coupled in series between the input voltage level and the reference voltage level, and a control circuit for controlling switching operation of the first and second high-side switches and the first and second low-side switches. The first high-side switch has a larger on-state resistance than the second high-side switch and the first low-side switch has a larger on-state resistance than the second low-side switch. The control circuit is configured to, during an on-state of the first and second low-side switches, control the second low-side switch to switch to the off-state and control the first high-side switch to switch to the on-state, so that the first high-side switch and the first low-side switch are both in the on-state. The application further relates to a method of operating such switching mode power converter circuit. |
| US10523115B2 |
Dual output charge pump
According to some implementation, a charge pump includes a boost charge pump circuit and a buck charge pump circuit sharing a common flying capacitance. In some implementations, the boost pump circuit includes an input node and a boosted-voltage output node, and the buck charge pump circuit includes the input node and a divided-voltage output node. In some implementations, the charge pump of claim 3 wherein the boosted-voltage includes 2×Vin, and the divided-voltage includes Vin/2, Vin being an input voltage at the input node. In some implementations, the boost pump circuit further includes a first holding capacitance that couples the boosted-voltage output node to a ground. In some implementations, the buck pump circuit further includes a second holding capacitance that couples the divided-voltage output node to the ground. |
| US10523113B2 |
Power conversion apparatus and control method for power conversion apparatus
A power conversion apparatus comprises a bidirectional conversion circuit that enables first conversion converting DC to AC and second conversion converting AC to DC and a filter circuit that is provided on an AC side of the bidirectional conversion circuit and that includes a capacitor. A control unit is provided for performing control such that the bidirectional conversion circuit makes the first conversion during the former stage of each half cycle of AC voltage, and such that the bidirectional conversion circuit makes the second conversion during the latter stage of each half cycle of AC voltage. The control unit performs control such that AC current of an opposite polarity to that of the AC voltage flows to the AC side during the former stage and AC current of the same polarity as that of the AC voltage flows to the AC side during the latter stage. |
| US10523110B2 |
Synchronous rectifier controller for offline power converter and method therefor
A synchronous rectifier (SR) controller includes a controller having an input adapted to be coupled to a drain of an SR transistor, and an output for providing a drive signal in response thereto, a gate driver having an input coupled to the output of the controller, and an output adapted to be coupled to a gate of the SR transistor for providing a gate signal thereto, a first transistor having a drain coupled to the gate terminal, a gate, and a source coupled to ground, and a protection circuit having an input coupled to the drain terminal, and an output coupled to the gate of the first transistor. The protection circuit is responsive to a voltage on the drain terminal exceeding a first voltage to provide a voltage on the gate of the first transistor greater than a turn-on voltage and less than an overvoltage of the first transistor. |
| US10523107B2 |
Control circuit for voltage regulator with slew rate controlled reference signal generating and associated method
A method for controlling a voltage regulator is receiving a voltage identification code which has a pulse width modulation signal, providing a duty signal via measuring a duty cycle of the pulse width modulation signal, calculating a target voltage based on the duty signal, providing a reference signal based on the duty signal and the target voltage. If it is judged that the duty cycle of the pulse width modulation signal increases, the reference signal is restricted increasing or keeping its value without decreasing, and if it is judged that the duty cycle of the pulse width modulation signal decreases, the reference signal is restricted decreasing or keeping its value without increasing. |
| US10523105B2 |
Method for operating an inverter system and inverter system working according to said method
In a method for operating an inverter system and a corresponding inverter system, which includes from the network filter to the inverter, values are determined using the data unit, and a value spectrum of the determined values is determined using an evaluation unit. The value spectrum is compared to a predetermined or predefinable limit spectrum using an assessment unit, and a switching frequency of the inverter can be adapted while in operation by using an adapter unit arranged downstream of the data unit, the evaluation unit and the assessment unit in the return path. |
| US10523101B2 |
Motor
A motor includes a magnet and a coil. α2=[{(Br2−Br1)/Br1}/(T2−T1)]×100≥−0.10 and α3=[{(Br3−Br1)/Br1}/(T3−T1)]×100≤−0.12 are satisfied. In the magnet, Br1 (mT) is a residual magnetic flux density at T1 (° C.), Br2 (mT) is a residual magnetic flux density at T2 (° C.), and Br3 (mT) is a residual magnetic flux density at T3 (° C.), and α2 (%/° C.) is a temperature coefficient at a target temperature of T2 (° C.) with respect to a reference temperature of T1 (° C.), and α3 (%/° C.) is a temperature coefficient at a target temperature of T3 (° C.) with respect to a reference temperature of T1 (° C.) in conditions of T1=23, T2=60, and T3=180. |
| US10523099B2 |
Rotor, reluctance machine and production method for a rotor
A rotor for a reluctance machine is provided. The rotor includes a cylindrical soft-magnetic element having cutouts for forming magnetic flux barriers. Some or all of the flux barriers are divided by one or more webs, with the profile of the individual webs forming a closed line which divides the rotor in the radial direction into an inner and an outer region. The cut-outs may be partially or fully filled with a a paramagnetic or diamagnetic filler material. |
| US10523097B2 |
Electrical conductor aligning method
An electrical conductor aligning device that can, without mutual interference, easily, and in a short period of time, align a plurality of electrical conductors in an annular shape while overlapping in the peripheral direction. The coil element aligning device includes: holding sections, a slide mechanism and a cylinder mechanism. One leg of each coil element is held by the plurality of holding sections, the plurality of coil elements being aligned in an annular shape at a spacing such that there is no overlapping in the peripheral direction, and then the plurality of holding sections being moved inwards in the radial direction by the slide mechanism and the cylinder mechanism, thereby aligning the plurality of coil elements in an annular shape while overlapping in the peripheral direction. |
| US10523096B2 |
Method for manufacturing a stator assembly of an electrical machine
A method for manufacturing a stator assembly for an electrical machine includes printing a stator core. The method also includes printing a first part of a stator winding. In addition, the method includes coupling the first part of the stator winding to the stator core. The method also includes printing a second part of the stator winding onto the first part of the stator winding to form the stator assembly. In particular, coupling the first part of the stator winding to the stator core precedes printing the second part of the stator winding onto the first part of the stator winding. |
| US10523091B2 |
Control unit and electric power steering device employing control unit
A frame has upper and lower surfaces that extend in a perpendicular direction to a motor output shaft, donut-shaped conductive plates are mounted respectively on the upper and lower surfaces, and the conductive plates both include connection-forming terminal portions provided on inner and outer peripheral sides thereof. An inverter circuit is constituted by a power module formed from a plurality of switching elements, a power supply terminal is provided on one side of a package forming the power module, while an output terminal connected to a winding terminal for supplying power to a motor and a control terminal connected to a control signal are provided on an opposing side. The terminal portions on the inner peripheral sides of the conductive plates are connected to the power supply terminal of the power module, and the control board is connected to the control terminal of the power module. |
| US10523086B2 |
Actuator having reduced dimensions and integrated locking of the motor with respect to the housing
The invention relates to an actuator (1) for positioning an aeraulic flap, including a housing (10) containing an electric motor (30) surrounded by a shell (31) which is rigidly connected to a stator (33) of the motor (30) and which has one end closed by a cover (35), from which protrudes an output shaft (34) of the motor, the output shaft (34) being rotatably coupled to an input stage of an epicyclic reduction gear (50) having an external ring gear (52), the cover (35) including means (41) for locking said cover against rotation with respect to the shell (31), and said locking means (41) being arranged so as to also lock the external ring gear (52) against rotation with respect to the shell (31) of the electric motor (30). |
| US10523081B2 |
Brushless motor for a power tool
A power tool is provided including a housing and an electric brushless DC (BLDG) motor housed inside the housing. The motor includes a stator, a rotor pivotably arranged inside the stator, and a motor end cap arranged at an end of the stator. At least one of the motor end cap or the stator includes flexible posts that engage a surface of the other one of the motor end cap or the stator to absorb tolerances associated with the stator and the end cap. |
| US10523074B2 |
Electrical energy conversion system in the form of an induction motor or generator with variable coil winding patterns exhibiting multiple and differently gauged wires according to varying braid patterns
An induction motor assembly for converting an electrical input to a mechanical or rotating work output. A related generator variant converts a rotating work input to a converted electrical output utilizing the same efficiencies achieved by the present design. An outer rotatable component incorporates a plurality of magnets arranged in a circumferentially extending and inwardly facing fashion according to a first perimeter array, the outer component further incorporating a rotating shaft projecting from a central location. An inner concentrically arrayed and stationary component exhibits a plurality of coil sub-assemblies, each including a multi-wire and multiple winding braided configuration. The coil sub-assemblies are supported in an exteriorly facing fashion upon the inner stationary component according to a second perimeter array, such that a determined gap separates coil sub-assemblies from the inwardly facing magnets. A three phase current introduced typically to the outer stationary coils rotating the outer magnetic component with central projecting shaft. |
| US10523070B2 |
Rotor for rotary electric machine
In a rotor for a rotary electric machine, a claw pole assembly includes first claw poles and second claw poles. An annular cover member covers the outer circumferential surfaces of the first and second claw poles. The pole cover segments and the inter-pole cover segments are alternately arranged in the circumferential direction of the rotor. Each of the pole cover segments has a circular-arc shape around a first center, and each of the inter-pole cover segments has a circular-arc shape around a second center different from the first center. The first circumferential width of each pole cover segment and the second circumferential width of a corresponding one of the inter-pole segment adjacent to the pole cover segment have a predetermined ratio. The predetermined ratio varies in an axial direction of the rotor. |
| US10523064B2 |
Integrated wireless power sensor system for sensing and control of equipment
A system utilizes the colocation of the sensing and the control or other powered sections of the product to supplement the environmental conditions in which the energy harvesting sensors operate, thus providing a robust energy source for sensors to operate. |
| US10523062B2 |
Multi-mode wireless power transmission method and device for same
The present invention relates to a multi-mode wireless power transmission method and a device for the same. A wireless power transmitter for supporting a plurality of wireless power transmission modes, according to one embodiment of the present invention, can comprise: a first transmitter for transmitting a first power signal corresponding to a first wireless power transmission mode; a second transmitter for transmitting a second power signal corresponding to a second wireless power transmission mode; and a first power cutoff circuit coupled to the first transmitter so as to block the incoming second power signal and allow the first power signal to pass therethrough. Therefore, the present invention can minimize power consumption in the wireless power transmitter supporting the plurality of wireless power transmission modes, and can maximize power transmission efficiency. |
| US10523057B2 |
Wireless charging module with versatile charging orientation and modularized sensing device therewith
The present application provides a wireless charging module and a modularized sensing device therewith. A first charging unit is disposed around the inside of the wireless charging module for wirelessly charging a sensing module. Without introducing a transmission line as an electricity transmitting medium, the sensing module can be directly disposed inside and charged by the wireless charging module, which improves flexibility of implementation. Further, since the first charging unit is configured to surround the inside of the wireless charging module shaped as a bowl structure, the sensing module can be simply disposed into the bowl structure and wirelessly charged by the surrounding first charging units, which saves the inconvenience of setting the sensing module to a specific location or area for stable wireless charging and increases effective charging angles. |
| US10523055B2 |
Wireless power transmission device
A coil structure for wireless power transmission is provided. The coil structure comprises: a primary resonance coil wound in a spiral shape around a centripetal point; a primary induction coil, which supplies power to the primary resonance coil in a nonconnected state with an input or output terminal of the primary resonance coil and is wound in a spiral shape on a substantially same plane around a substantially same centripetal point as the centripetal point; a switch configured to be parallel with the primary resonance coil so as to control the ON and OFF of an operation of the primary resonance coil; and a capacitor coupled to the primary resonance coil so as to form a magnetic resonance with the primary resonance coil. |
| US10523050B2 |
System, method, and apparatus for electric power grid and network management of grid elements
Systems, methods, and apparatus embodiments for electric power grid and network registration and management of active grid elements. Grid elements are transformed into active grid elements following initial registration of each grid element with the system, preferably through network-based communication between the grid elements and a coordinator, either in coordination with or outside of an IP-based communications network router. A multiplicity of active grid elements function in the grid for supply capacity, supply and/or load curtailment as supply or capacity. Also preferably, messaging is managed through a network by a Coordinator using IP messaging for communication with the grid elements, with the energy management system (EMS), and with the utilities, market participants, and/or grid operators. |
| US10523042B2 |
Master-slave charging circuit with slave charger input current sensing and adaptive battery current limiting
Certain aspects of the present disclosure generally relate to reducing the size of parallel charging circuits for charging a battery in a portable device, while still effectively providing input current sensing and reverse current blocking capabilities. One example battery charging circuit generally includes: (1) a first charging circuit comprising a first charging output connectable to a battery and a first converter to provide power to the first charging output; and (2) a second charging circuit comprising a second charging output connectable to the battery, a second converter to provide power to the second charging output, a first transistor coupled between an output of the second converter and the second charging output, and a current-sensing circuit coupled to the output of the second converter to sense a current through the first transistor. |
| US10523033B2 |
Receiver devices configured to determine location within a transmission field
Embodiments disclosed herein may generate and transmit power waves that, as result of their physical waveform characteristics (e.g., frequency, amplitude, phase, gain, direction), converge at a predetermined location in a transmission field to generate a pocket of energy. Receivers associated with an electronic device being powered by the wireless charging system, may extract energy from these pockets of energy and then convert that energy into usable electric power for the electronic device associated with a receiver. The pockets of energy may manifest as a three-dimensional field (e.g., transmission field) where energy may be harvested by a receiver positioned within or nearby the pocket of energy. |
| US10523032B2 |
Charging apparatus with multiple power paths
A charging apparatus includes a DC switch circuit, a wireless power unit, a capacitive power conversion unit, and a switching power conversion unit. The charging apparatus operates in at least one of the following modes: in a constant current mode, the capacitive power conversion unit converts a bus current provided by the DC switch circuit or the wireless power unit to generate a predetermined constant charging current on a charging node to charge a battery; in a constant voltage mode, the switching power conversion unit converts a bus voltage provided by the DC switch circuit or the wireless power unit to generate a predetermined charging voltage on the charging node to charge the battery; in a first power output mode, the switching power conversion unit converts the battery voltage to generate an output voltage on a transmission interface pin. |
| US10523031B2 |
Method and device for controlling two-wire discharge circuit of battery
A method and device for controlling a two-wire discharge circuit of a battery, introducing a whole-bus voltage outer loop and an inductive current average value or inductive current actual value closed loop as a main control loop of the two-wire discharge circuit of the battery so as to guarantee a stable voltage of the whole bus. On the basis of the main control loop, duty ratios of switch transistors in respective discharge branches are adjusted to control the respective discharge branches to independently charge and discharge corresponding half-buses so as to balance the bus voltage. The method and the device avoid accessing a central wire of the battery and any additional circuits, and satisfy a technical specification of a three-wire access of the battery, thereby improving a circuit performance of the two-wire discharge circuit of the battery. |
| US10523030B2 |
Charge control method for alkaline storage battery and charger for alkaline storage battery
A charge control method for an alkaline storage battery includes determining whether or not a temperature T of a battery is less than 0° C.; if the temperature T is equal to or higher than 0° C., determining whether or not the battery has been considered to be charged to a maximum capacity that can be stored in the battery; if the battery has not been considered to be charged to the maximum capacity, determining the temperature T of the battery again; if the battery has been considered to be charged to the maximum capacity, finishing the charging; if it is determined that the temperature T is less than 0° C., determining whether or not a specified voltage value has been reached, the specified voltage value having been preset in a range lower than a voltage value when the battery has been considered to be charged to the maximum capacity that can be stored in the battery; if the voltage value of the battery has not reached the specified voltage value, determining the temperature T of the battery again; and if the voltage value of the battery has reached the specified voltage value, finishing the charging. |
| US10523027B2 |
Power supply apparatus and power supply method
Provided is a power supply apparatus including a power storage module, a DC-AC inverter, a bypass circuit, and a controller. The DC-AC inverter converts output of the power storage module into AC power. The bypass circuit directly transmits the AC power. The controller switches between a discharge mode for supplying output of the DC-AC inverter to a load, and a bypass mode for supplying output of the bypass circuit to the load. A threshold for switching between the discharge mode and the bypass mode is set to a range that enables the power storage module to provide output in an overload state. |
| US10523022B2 |
Power management circuit for dynamically cut-off voltage of battery
A power management circuit for a battery cell is provided. The battery cell is coupled to a load through an output terminal. The power management circuit includes a current detection circuit, a loading determination circuit, and a voltage determination circuit. The current detection circuit detects a discharge current of the battery cell when the battery cell is discharged through the load to generate a discharge-current signal. The loading determination circuit determines a loading value of the load according to the discharge-current signal to generate a loading signal. When the battery voltage of the battery cell drops to the cut-off voltage, the power management circuit terminates the discharge of the battery cell through the load. |
| US10523020B2 |
Electric storage apparatus and electric-storage controlling method
An electric storage apparatus according to one aspect of an embodiment includes a battery unit, a determination unit, a virtual processing unit, and a connection controlling unit. The battery unit includes storage batteries to be connected in parallel. The determination unit determines, when the battery unit is started up, a startup type indicating a discharge start or a charge start. The virtual processing unit generates connection orders. Each of the connection orders is obtained by virtually and sequentially connecting in parallel storage batteries, of the storage batteries, having potential differences within a predetermined range so as to equalize electric potentials of the storage batteries. The connection controlling unit selects, among from the connection orders, a connection order in which the equalized electric potential is an electric potential according to the startup type determined by the determination unit, so as to connect in parallel the storage batteries. |
| US10523015B2 |
Power generation apparatus, power generation system, and power generation method
This power generation apparatus, power generation system, and power generation method advantageously control distributed power sources as a whole. A power generation apparatus includes a power generator that generates power to supply to a load and includes a controller that controls output of power generated by the power generator. The controller controls, when the total output of power generated by the power generation apparatus and other power generation apparatuses connected thereto exceeds the power consumption of the load, to adjust output of power generated by the power generation apparatus and the other power generation apparatuses based on at least one of information indicating the power generation efficiency and information indicating the degree of degradation of the power generation apparatus and the other power generation apparatuses. |
| US10523014B2 |
Control of a multiple input solar power inverter
A solar power inverter includes a number of photovoltaic (PV) inputs for connecting PV modules, a DC-DC converter at each of the PV inputs and a DC-AC inverter for converting the outputs of the DC-DC converters to an AC output power that may be fed into a power grid. The invention provides a method of controlling such a solar power inverter including the steps of identifying a PV input by assigning a priority value to the PV inputs and identifying the PV input with the highest assigned priority value, calculating a set value for the DC-DC converter at the identified PV input that is equal or below a maximum power capacity of the PV module connected to the identified PV input, and applying the set value for the DC-DC converter at the identified PV input. |
| US10523013B2 |
Systems and methods for remote or local shut-off of a photovoltaic system
Systems and methods for shut-down of a photovoltaic system. In one embodiment, a method implemented in a computer system includes: communicating, via a central controller, with a plurality of local management units (LMUs), each of the LMUs coupled to control a respective solar module; receiving, via the central controller, a shut-down signal from a user device (e.g., a hand-held device, a computer, or a wireless switch unit); and in response to receiving the shut-down signal, shutting down operation of the respective solar module for each of the LMUs. |
| US10523012B2 |
Safety device for photovoltaic installations
The present disclosure is directed to a safety device for photovoltaic installations. The safety device includes a first terminal adapted to connect to a first output terminal of a solar panel, a second terminal adapted to connect to a second output terminal of the solar panel, a first switching module connected between the first terminal and the second terminal. The first switching module comprising a first switch and a first impedance connected in series. The first impedance includes one terminal connected to the first terminal and the first switch includes one terminal connected to the second terminal. A control module is adapted to read a control signal and drive the operation of the first switch based on the read value of the control signal. A power supply means is adapted to supply power to the control module. |
| US10523011B2 |
Voltage compensation apparatus for photovoltaic system and photovoltaic system
A voltage compensation apparatus for a photovoltaic system and a photovoltaic system are provided. The voltage compensation apparatus includes a current direction limiting circuit and a compensation power supply connected in series; or only includes a current direction limiting circuit. The current direction limiting circuit includes at least one limiting device configured to conduct a current in a unidirectional manner. The voltage compensation apparatus is connected between the output terminal of the converter and the ground. The photovoltaic system includes: a photovoltaic array, a converter, a transformer and the voltage compensation apparatus. An output terminal of the converter is connected with a primary side of the transformer, and an input terminal of the converter is connected with the photovoltaic array. The voltage compensation apparatus is configured to raise or lower a voltage at the output terminal of the converter. |
| US10523010B2 |
Energy flow prediction for electric systems including photovoltaic solar systems
Methods, systems, and computer storage media are disclosed for determining electric energy flow predictions for electric systems including photovoltaic solar systems. In some examples, a method is performed by a computer system and includes supplying a consumption time series and a predicted production time series for an electric system to a machine-learning predictor trained during a prior training phase using electric energy consumption training data and photovoltaic production training data. The consumption time series has a first data resolution, and the electric energy consumption training data and the photovoltaic production training data have a second data resolution greater than the first data resolution. The method includes determining, using an output of the machine-learning predictor, a predicted import time series of electric import values each specifying an amount of electric energy predicted to be imported by the electric system with a prospective photovoltaic solar system installed. |
| US10523009B2 |
Method and apparatus for generating multi-phase AC power from DC power source
A DC/AC power converter (“DPC”) capable of generating multi-phase power supply is disclosed. DPC, in one embodiment, includes a first switching bridge, second switching bridge, patch component, first phase generator, and second phase generator. The first switching bridge is coupled to a DC bus and configured to extract a first portion of the DC bus in accordance with a first phase of DC waveform. The second switching bridge, in one aspect, extracts a second portion of the DC bus in accordance with a second phase of DC waveform. The patch component is capable of generating a first patch waveform in response to a third portion of the DC bus. The first phase generator is configured to generate a first phase AC waveform based on the first portion of the DC bus and a first patch waveform. |
| US10523007B2 |
Facility with decoupled adaptive sensor system
A facility can include a main power source. One or more facility systems can be operatively connected to the main power source. The facility can include a plurality of sensors. The plurality of sensors can be configured to acquire facility data. A plurality of energy harvesters can be operatively connected to the plurality of sensors. The plurality of energy harvesters can be configured to convert energy received in one form into another form of energy. The plurality of energy harvesters can be operatively connected to supply energy to the plurality of sensors. The plurality of sensors can be exclusively powered by energy supplied by the plurality of energy harvesters. Thus, the plurality of sensors are decoupled from the main power source. The facility can be a fixed facility or a mobile facility. The facility can be used for disaster relief or other applications. |
| US10523002B2 |
Electrostatic discharge protection circuit
An electrostatic discharge (ESD) protection circuit is provided. A detector is coupled between a first input-output pad and a second input-output pad and detects the voltage levels of the first and second input-output pads to generate a detection signal. A inverter generates a control signal according to the detection signal. A control element is coupled between the first input-output pad and a first node. A current release element is coupled between the first node and the second input-output pad. When the detection signal is at a specific level, the control element and the current release element provide a discharge path to release an ESD current from the first input-output pad to the second input-output pad. When the detection signal is not at the specific level, the control element and the current release element do not provide a discharge path. |
| US10523001B2 |
Transient overvoltage protection system
A transient overvoltage protection system to be positioned in parallel with an equipment item to be protected, has at least three lines and includes three conductive branches intended to be connected to the three lines. The first and second conductive branches are equipped with first and second voltage-sensitive protection elements and are able to rise in temperature when the voltage between its terminals is higher than a voltage threshold. A thermally sensitive disconnection device comprising at least one thermofusible element in thermal contact with at least one of the first and second protection elements, is arranged so as to keep the three branches in a connected position, the thermally sensitive disconnection device having an elastic return device exerting a force tending to bring the three conductive branches to a disconnected position. |
| US10522995B2 |
Overcurrent element in time domain
The present disclosure pertains to systems and methods for supervising protective elements in electric power systems. In one embodiment, a system may be configured to selectively enable a protective action an electric power system. The system may include a data acquisition subsystem receive a plurality of representations of electrical conditions associated with at least a portion of the electric power delivery system. An incremental quantities module may calculate incremental quantities from the plurality of representations. The system may be configured to detect an event, to determine an incremental quantities value during the event, and to determine a time-varying threshold. The incremental quantities value during the event may be compared with the time-varying threshold, and a protective action module may be enabled to implement a protective action when the value of the incremental quantities value during the event exceeds the time-varying threshold. |
| US10522991B2 |
Compact busway for low and medium voltage
A compact busway system for low and medium voltage application is described. In particular, the described compact busway system is designed for low and medium power distribution systems for high current applications. The described compact busway system has a enclosure assembly with at least two side mount supports affixed to the enclosure assembly and at least two horizontal supports, a first horizontal support and a second horizontal support, which are connected and perpendicular to the at least two side mount supports. The compact busway system further includes at least one busbar affixed between the first horizontal support and the second horizontal support, at least one strap connected to the first horizontal support and the second horizontal support, and at least one ground bus connected to the enclosure assembly. |
| US10522982B2 |
Gas insulation switch cabinet and switch device
A gas insulation switch cabinet and a switch device are provided. The gas insulation switch cabinet includes: a cabinet body; and a cable chamber, a breaker chamber and a busbar chamber which are in the cabinet body and configured that a current sequentially flows through the cable chamber, the breaker chamber and the busbar chamber. The gas insulation switch cabinet further includes a cable side disconnecting switch between the cable chamber and the breaker chamber in a flowing direction of the current. |
| US10522970B2 |
Light-emitting device
A light-emitting device includes a laser diode element, a wavelength-converting member that absorbs light emitted from the laser diode element and converts wavelength of the light, and a transparent conductive film that is arranged on at least one of a light extracting-side surface and a laser diode element-side surface of the wavelength-converting member. The transparent conductive film is configured such that electrical resistance in a region overlapping the wavelength-converting member increases when the wavelength-converting member is damaged. |
| US10522966B2 |
Laser apparatus
A laser apparatus includes: a laser chamber in which a pair of discharge electrodes is provided; a first beam expander configured to expand a beam width of a beam outputted from the laser chamber at least in a first direction substantially parallel to a direction of electric discharge between the discharge electrodes; and a line narrow optical system including: a second beam expander configured to expand a beam width of the beam outputted from the laser chamber at least in a second direction substantially perpendicular to the first direction, the second beam expander including at least one optical element; and a grating configured to perform wavelength dispersion of the beam expanded by the first and second beam expanders, the wavelength dispersion being performed in a plane substantially parallel to the second direction, wherein at least one of the grating and the at least one optical element is arranged so as to compensate for wavelength dispersion caused by the first beam expander. |
| US10522964B2 |
Fiber laser apparatus
A fiber laser apparatus includes a fiber laser oscillator that performs laser oscillation with laser light from at least one laser diode module, and includes a loop-shaped optical fiber formed with: a combiner in which at least two input side optical fibers are connected to one output side optical fiber that includes one output end; and an optical fiber for connection of both ends in which the output end of the output side optical fiber is connected to the input end of any one of the input side optical fibers, the optical fiber for connection of both ends including a light leakage means formed such that at least one of values among a numerical aperture, a core diameter and a mode field diameter of the optical fiber for connection of both ends is gradually reduced from a side which is connected to the output end toward a side which is connected to the input end. |
| US10522961B2 |
Wiring harness evaluation apparatus
A wiring harness evaluation apparatus includes a functional allocation means which allocates functions realized by a plurality of ECUs installed in a vehicle to the ECUs, a routing path setting means which sets a routing path of a wiring harness in conformity with the allocation by the functional allocation means, a component selection means which selects components for configuring the wiring harness in conformity with the routing path set by the routing path setting means, and an evaluation value calculation means which calculates an evaluation value for at least one of a total weight of the components, total cost of the components, and total length of electric wires configuring the wiring harness on the basis of information on the components selected by the component selection means. |
| US10522954B1 |
Powered tree construction
A power transfer system to facilitate the transfer of electrical power between tree trunk sections of an artificial tree is disclosed. The power transfer system can advantageously enable neighboring tree trunk sections to be electrically connected without the need to rotationally align the tree trunk sections. Power distribution subsystems can be disposed within the trunk sections. The power distribution subsystems can comprise a male end, a female end, or both. The male ends can have prongs and the female ends can have voids. The prongs can be inserted into the voids to electrically connect the power distribution subsystems of neighboring tree trunk sections. In some embodiments, the prongs and voids are designed so that the prongs of one power distribution subsystem can engage the voids of another power distribution subsystem without the need to rotationally align the tree trunk sections. |
| US10522951B2 |
Cable connector
The present disclosure discloses a cable connector, which comprises: a plurality of cables, each cable comprising a signal portion, the signal portion surrounded by an insulative member, a shielding layer surrounding the insulating layer and an insulative covering surrounding the shielding layer; a housing structure, the housing structure including a conductive bottom shell and a conductive upper shell configured to form a receiving portion; and a conductive grounding member disposed on each of the cables, the grounding member formed from a compressible material and contacts the shielding layer, wherein each cable of the plurality of cables is accommodated in the receiving portion and the grounding member of each one of the cables contacts the grounding member of an adjacent cable of the plurality of cables and at least one of the conductive shells when the conductive shells are secured together. |
| US10522948B2 |
Electrical connector and electrical connector assembly
An electrical connector and an electrical connector assembly are disclosed. The electrical connector comprises an insulating housing and a plurality of terminal columns arranged to the insulating housing. Each terminal column comprises a plurality of ground terminals and a plurality of differential signal terminal pairs alternately arranged along a first direction. Each ground terminal has a body portion and two elastic contact portions extending from the body portion and spaced apart from each other. Each signal terminal of each differential signal terminal pair has a body portion and an elastic contact portion extending from the body portion The terminal columns are arranged along a second direction perpendicular to the first direction and are spaced apart from each other, and the differential signal terminal pair of each terminal column corresponds to the ground terminal of the adjacent terminal column in position in the second direction, an orthogonal projection of each differential signal terminal pair of each terminal column along the second direction is positioned within a range which is covered by a width of the corresponding ground terminal of the adjacent terminal column. |
| US10522946B1 |
Connectors with locking tab
In some examples, an apparatus includes a connector of an electronic device including a locking tab, wherein the connector fits into a corresponding connector of a host computing device; an arm coupled to the locking tab; and an actuator, wherein the actuator in a first position depresses the collapsible arm and disengages the locking tab; and the actuator in a second position releases the collapsible arm and engages the locking tab. |
| US10522945B2 |
Electrical connector
A connector for connection to a substrate for mounting electronic devices. The connector includes a stack of coupling contacts pivotably disposed within a housing. Each coupling contact is generally H-shaped and defines opposing first and second spaces. The first and second spaces are aligned to form first and second receiving grooves in the stack, respectively. The connector also includes one or more mounting contacts partially disposed within the housing. Each mounting contact has a fastening structure joined to a bar section. The fastening structure is adapted for securement to the substrate and the bar section is disposed in the second receiving groove of the stack of coupling contacts. |
| US10522944B2 |
Disposable electrical connector having a printed circuit board
An electrical connector comprising a first housing defining a cavity therein, a first printed circuit board disposed in the cavity of the first housing, a contact coupled with the first printed circuit board, a disposable second housing defining a cavity therein, and a second printed circuit board disposed in the cavity of the second housing, the second printed circuit board having a contact pad positioned on a surface of the second printed circuit board, the contact pad of the second printed circuit board configured to engage with the contact when the first housing and the second housing are mated together. |
| US10522940B2 |
Method of manufacturing sealed electrical connector
A method for manufacturing a sealed electrical wire harness includes the steps of providing an equipped connector housing with electrical terminals inserted within the equipped connector housing and with electrical wires attached and electrically connected to the electrical terminals, providing an injection molding tool suitable for injecting sealing material, placing the equipped connector housing into the injection molding tool, closing the injection molding tool, filling the equipped connector housing with sealing material, thereby distributing the sealing material inside the equipped connector housing to a wire inlet portion, a connector position assurance holder portion, and an interface portion, and removing the sealed electrical wire harness from the injection molding tool. |
| US10522939B2 |
Cover assembly for a telecommunications connector
A cover assembly (100) is disclosed that can be installed onto and removed from a telecommunications connector (200) without requiring the connector (200) from being removed from its mounted position and without requiring an associated cover plate (120) from being removed from its mounted position. The cover assembly (100) can include a base portion (150) that defines an opening that entirely surrounds a cover portion (110). In one example, the cover portion (110) is attached to the base portion (150) via a living hinge (118). In one aspect, the base portion (150) acts as a color cap while the cover portion (110) acts as a dust cover. In one example, the base portion (150) is provided without a cover portion (110) such that the cover assembly (100) simply acts as a color cap. |
| US10522937B2 |
Convenience interface device with magnetically sealing cover
A convenience interface device is provided for personnel to access devices that reside inside an enclosure without opening the enclosure door. The convenience interface device includes a housing, a cover assembly comprising a cover and a cover receiving frame operatively connected to the housing, a first metal insert and a first magnet for magnetically connecting together, one of the first metal insert and the first magnet on one of the cover or the receiving frame and the other of the first metal insert and the first magnet on the other of the cover or the receiving frame, and a second metal insert and a second magnet for magnetically connecting together, one of the second metal insert and the second magnet on one of the cover or the receiving frame and the other of the second metal insert and the second magnet on the other of the cover or the receiving frame. The housing passes through an opening in the enclosure door and includes inside and outside outlet faces. The cover may be held closed by the magnet and metal inserts or alternatively by screws when a more secure closure is needed. |
| US10522934B2 |
Connection terminal and connection assembly
The present invention discloses a connection terminal and a connection assembly. The connection assembly has the connection terminal and a housing. The connection terminal has a body, a plug-in portion, and a wire connecting portion. The plug-in portion and the wire connecting portion are disposed at two ends of the body respectively. The body is provided with a primary locking portion, which has a connection portion, a first stopping portion, and a reinforcing portion. The connection portion is disposed on the body. The first stopping portion is disposed on the connection portion, and extends in a direction opposite to a plug-in direction. The reinforcing portion is disposed on the first stopping portion, and extends continuously along the plug-in direction of the connection terminal to the connection portion. The connection terminal of the present invention has high mechanical strength and a high pressure-bearing capability, so as to be securely mounted in the housing. |
| US10522933B2 |
Self-locking electrical cable retainer
The disclosed technology relates to self-locking electrical cable retainers. The cable retainer has a panel with a plurality of bores disposed within and extending longitudinally through the panel. Each bore of the plurality of bores is configured to receive individual cables. The cable retainer also has a plurality of latches. Each latch of the plurality of latches corresponds to a bore. Each latch has a first and second post. The first post is configured to bend the latch to a disengaged position through engagement with a corresponding cable as the cable is pushed longitudinally within the bore. The second post is configured to retain the corresponding cable within the respective bore when the latch returns to an engaged position. |
| US10522931B2 |
High density receptacle
A connector assembly is provided, which includes a cage that defines a port and a card slot positioned in the port. Also included is a wafer set aligned with the card slot, the wafer set including a plurality of wafers that each support at least four terminals. The terminals are arranged so that two rows of contacts are provided, one row on a first side and one row on a second side of the card slot. Each wafer of the plurality of wafers includes an insulative frame, each terminal includes a beam portion cantilevered from the insulative frame supporting that terminal, and the cantilevered beam portion of at least one terminal of the at least four terminals has a molded material thereon. |
| US10522930B2 |
Systems and methods for frequency shifting resonance of connector stubs
In accordance with embodiments of the present disclosure, a connector may include a housing and an electrically-conductive pin housed in the housing and configured to electrically couple to a corresponding electrically-conductive conduit of an information handling resource comprising the connector. The pin may include a beam extending from the housing and a stub terminating the pin, the stub having a per-unit-length surface area greater than that of the beam. |
| US10522926B2 |
Assembly of printed circuit board and card edge connector for memory module card
An assembly of a printed circuit board and a card edge connector for interconnecting a memory module card is provided. The assembly includes a card edge connector and a printed circuit board for receiving the card edge connector. The card edge connector has an insulated housing and a plurality of terminals that are divided into an upper-row terminal group and a lower-row terminal group. The insulated housing has an elongated slot formed along a longitudinal direction. Each terminal group includes a first terminal, a second terminal and a third terminal. The printed circuit board has grounding via holes and plated through holes which are formed at two sides of the orthographic projection of the elongated slot. The high-frequency signal holes are separated by grounding traces or the grounding via holes, so as to provide good shielding effect for avoiding cross-talk interference. |
| US10522924B2 |
Electrical receptacle connector
An electrical receptacle connector includes a insulated block, first receptacle terminals, second receptacle terminals, an insulated housing, and a metallic shell. A first surface of the insulated block includes a plurality of first engaging grooves for holding the first receptacle terminals, and a second surface of the insulated block includes a plurality second engaging grooves. Accordingly, when the insulated block is formed in a first molding procedure, the first receptacle terminals and the second receptacle terminals are respectively positioned on the insulated block. Next, a second molding procedure is applied to form the insulated housing out of the insulated block. Therefore, the difficulties in manufacturing the components of the connector and the cost for manufacturing the connector can be reduced, while the manufacturing efficiency of the connector can be improved. |
| US10522922B2 |
Antenna system
An antenna system includes a feeding point, an antenna array comprising four antenna units and a power division network comprising four power division modules, the antenna array and the power division network are respectively arranged at two opposite planes, one end of each of the four power division modules is respectively connected with one of the four antenna units, and the other ends of the four power division modules are connected with each other and are connected with the feeding point, so as to form a 5G antenna. In the antenna system, the power division network and the antenna array are structured as separate layers to reduce an area of a millimeter wave array formed by the power division network and the antenna array, so that the cellphone can have enough space for the millimeter wave array, thereby reducing difficulties of applying the millimeter wave to a mobile terminal. |
| US10522917B2 |
Broadband multiple layer dielectric resonator antenna and method of making the same
A dielectric resonator antenna (DRA), includes: an electrically conductive ground structure; a plurality of volumes of dielectric materials disposed on the ground structure comprising N volumes, N being an integer equal to or greater than 3, disposed to form successive and sequential layered volumes V(i), i being an integer from 1 to N, wherein volume V(1) forms an innermost first volume, wherein a successive volume V(i+1) forms a layered shell disposed over and at least partially embedding volume V(i), wherein volume V(N) at least partially embeds all volumes V(1) to V(N−1); wherein a portion of the dielectric material of volume V(N) bifurcates at least a portion of volumes V(1) to V(N−1); and a signal feed electromagnetically coupled to one or more of the plurality of volumes of dielectric materials. |
| US10522915B2 |
Multi-band slotted planar antenna
Slotted planar inverted F antennas are provided that can be operated in multiple frequency bands and are usable with electrically small ground planes. The antennas may have multiple planar levels and the impedance of each level (corresponding to a particular frequency band) may be independently adjustable. The antennas may have a self-supporting structure that does not require a separate frame. The antennas may further have a right hand circular polarization hemisphere and a left hand circular polarization hemisphere. Multiple antennas may be situated orthogonally to one another without adversely affecting their performance, due to the hemispherical polarizations, and thereby provide polarization diversity. The number of antennas and associated components used in wireless communications devices may be reduced by using the antennas, as well as reducing the amount of space needed for the antennas. |
| US10522911B2 |
Antenna device, card-type information medium, and communication terminal apparatus
An antenna device includes a coil antenna including coil conductors that are wound around a winding axis and include a first coil end and a second coil end, a first planar conductor, a second planar conductor, and a third planar conductor. The first planar conductor includes a surface extending along the winding axis in proximity to the first coil end. The second planar conductor includes a surface extending along the winding axis is in proximity to the second coil end. The third planar conductor is in proximity to the first planar conductor and to the second planar conductor, with at least a portion of the third planar conductor being positioned between the first planar conductor and the second planar conductor in plan view. |
| US10522910B2 |
Antenna device, communication device, and method for producing antenna device
An antenna device includes a magnetic portion and a coil. The magnetic portion includes a plurality of magnetic pieces arranged. The plurality of magnetic pieces are individual pieces of a magnetic body. The coil is formed of a litz wire coiled around the magnetic portion. The litz wire includes a bundle of a plurality of conducting wires. |
| US10522905B2 |
Antenna for low frequency communication within a vehicle environment and low frequency communication system
An antenna for low frequency communication within a vehicle environment, low frequency communication system and uses of the antenna.The antenna comprises a flexible or semi-flexible magnetic core of at least 500 mm, and the magnetic core incorporates a dual coil configuration that provides a first coil configuration for transmission capabilities and a second coil configuration for reception capabilities, and further including means for switching between both of said coil configurations. |
| US10522904B2 |
Transparent pane assembly with integrated antenna system
A transparent pane assembly including a transparent pane, an antenna and an electromagnetic connector assembly. The transparent pane includes first and second layers made of a dielectric substrate, and the second layer includes opposite first and second faces. The antenna is disposed between the first and second layers, and is attached to the first face. The electromagnetic connector assembly includes a metal bonding pad, a coaxial connector, and a printed circuit board. The bonding pad is adhered to the second face and aligned to a feed portion of the antenna for electromagnetic coupling. The circuit board includes opposite first and second sides and an electrically conductive trace carried by the second side. The coaxial connector is electrically connected to the PCB at the second side, and the electrically conductive trace is in electrical contact with the metal bonding pad. |
| US10522897B1 |
Thermal compensation for a holographic beam forming antenna
The invention compensates for abnormal operating temperatures and/or abnormal behaviors of a holographic metasurface antenna (HMA) that is generating a beam based on a holographic function. The HMA is characterized with different holographic functions for a plurality of operating temperatures and a plurality of behaviors during the manufacturing process. The characterization of the HMA identifies different hologram functions that cause the HMA to generate more or less heat or exhibit more or less abnormal behavior while generating equivalent beams. Further, or more characterizations of a hologram function may be performed remotely after the HMA is installed in a real world environment. An operating temperature and/or a temperature gradient may be detected by temperature sensors physically located on a circuit board for the HMA. |
| US10522896B2 |
Embedded directional couplers and related methods
A directional coupler includes an electrically conductive main line coupled at least partially in and/or on a dielectric layer and having input and output ports. An electrically conductive coupled line separated from the main line includes a coupled port and is at least partially formed in and/or on the dielectric layer. An electrically conductive ground layer couples with the dielectric layer and is electrically isolated from the main and coupled lines. One or more tuning elements, formed of electrically conductive elements arranged in a pattern (but electrically isolated from the main and coupled lines and ground layer) and/or formed using an electrically conductive layer (the electrically conductive layer electrically isolated from the main and coupled lines and ground layer and with or without a pattern of openings therein) are at least partially encapsulated in the dielectric layer and increase a coupling coefficient and/or directivity of the directional coupler. |
| US10522895B2 |
Microwave antenna apparatus, packing and manufacturing method
A microwave antenna apparatus includes: a redistribution layer including a carrier layer, a ground plane arranged on a first or second surface of the carrier layer, and a microstrip line arranged on the other one of the first or second surface of the carrier layer; a semiconductor element mounted on the first surface of the carrier layer and coupled to the ground plane and the microstrip line; a mold layer that covers the semiconductor element and the first surface of the carrier layer; and a waveguide arranged within the mold layer and on the first surface of the carrier layer and coupled to the semiconductor element by the microstrip line, wherein a solid state filling material is arranged within the waveguide. Further, integrated antennas and transitions are presented within eWLB packages. |
| US10522894B2 |
Coaxial line to microstrip line conversion circuit, where the conversion circuit comprises a waveguide in which the coaxial line and the microstrip line are disposed
A coaxial microstrip line conversion circuit includes: a waveguide including first and second through holes, spaced apart from each other, the second through hole having a dimension to cut off a used frequency; a coaxial connector including a central conductor including a projection projecting from an axial end of an outer conductor; and a microstrip line including a ground conductor provided on one surface of an insulating substrate, and a strip line provided on the other surface of the insulating substrate and including a projection projecting axially from the ground conductor. The outer conductor is connected to an outer wall of the waveguide. The projection of the central conductor is inserted through the first through hole into the waveguide, the ground conductor is connected to an inner wall of the second through hole, and the projection of the strip line is inserted through the second through hole into the waveguide. |
| US10522892B2 |
High-frequency line
This invention provides a high-frequency line adopting a structure to suppress an impedance variation and occurrence of an excessive power loss in high-frequency wiring having intersection with an optical waveguide. A high-frequency line is a microstrip line which has a basic configuration of stacking a ground electrode, a dielectric layer, and a signal electrode in this order on a SI-InP substrate. In addition, as shown in a transverse sectional view, an optical waveguide core made of InP-based semiconductor intersects with the high-frequency line in a crossing manner. A width of the signal electrode is partially increased in a certain region covering the intersection with the optical waveguide along a propagating direction of the high-frequency line. In the microstrip line, the width of the signal electrode is partially increased from w1 to w2, and characteristic impedance is thus reduced as compared to one with the uniform width w1. |
| US10522891B2 |
Millimeter-wave coupler for semi-confocal fabry-perot cavity
A coupler for coupling electromagnetic radiation into a cavity, including a metal layer having a reflective surface and forming a ground plane; and one or more waveguides for gigahertz or terahertz electromagnetic radiation embedded in the metal layer. The waveguides each include two openings in the metal layer exposing a dielectric underneath; and a section of the metal layer between the two openings. A plurality of holes in the metal layer are disposed along a perimeter of the openings so as to shape the electric field of the electromagnetic radiation in a cavity coupled to the coupler. |
| US10522887B2 |
Communication system for a vehicle comprising a dual channel rotary joint coupled to a plurality of interface waveguides for coupling electromagnetic signals between plural communication chips
A vehicle having a communication system is disclosed. The system includes two electrical couplings, coupled by way of a rotary joint. Each electrical coupling includes an interface waveguide configured to couple to external signals. Each electrical coupling also includes a waveguide section configured to propagate electromagnetic signals between the interface waveguide and the rotary joint. Additionally, the rotary joint is configured to allow one electrical coupling to rotate with respect to the other electrical coupling. An axis of rotation of the rotary joint is defined by a center of a portion of the waveguides. Yet further, the rotary joint allows electromagnetic energy to propagate between the waveguides of the electrical couplings. |
| US10522885B2 |
Secondary battery module and secondary battery pack including the same
The secondary battery module includes: A secondary battery module, comprising: a plurality of sub modules, each including battery cell and cooling fin wherein the battery is disposed on both side surfaces of the cooling fin; a cooling plate which is coupled to the plurality of the sub modules; and side structures having bus bars, wherein a terminal unit is disposed at each of the plurality of sub modules, wherein the terminal unit includes a contact terminal disposed between electrode tabs of the battery cells; and a wing terminal which extends outwardly from one end of the contact terminal, wherein the terminal unit disposed at one of the plurality of sub modules is connected with another terminal unit disposed at another sub module by one of the bus bars. |
| US10522884B2 |
Method and apparatus for recycling lithium-ion batteries
Cathode material from exhausted lithium ion batteries are dissolved in a solution for extracting the useful elements Co (cobalt), Ni (nickel), Al (Aluminum) and Mn (manganese) to produce active cathode materials for new batteries. The solution includes compounds of desirable materials such as cobalt, nickel, aluminum and manganese dissolved as compounds from the exhausted cathode material of spent cells. Depending on a desired proportion, or ratio, of the desired materials, raw materials are added to the solution to achieve the desired ratio of the commingled compounds for the recycled cathode material for new cells. The desired materials precipitate out of solution without extensive heating or separation of the desired materials into individual compounds or elements. The resulting active cathode material has the predetermined ratio for use in new cells, and avoids high heat typically required to separate the useful elements because the desired materials remain commingled in solution. |
| US10522879B2 |
Cooling circuit for a battery having a Buchholz relay
A cooling circuit for a liquid-cooled electric battery, in particular for a liquid-cooled electric battery in an electrically operated vehicle, having an encircling coolant line, a heat exchanger arranged in the coolant line, and a coolant pump for transporting a cooling liquid through the coolant line. The cooling circuit has a Buchholz relay which is arranged in the coolant line and which has a signal output for connecting to a monitoring unit. Also disclosed is a liquid-cooled battery arrangement having a liquid-cooled battery, a cooling circuit as above, and a cooling liquid, wherein the liquid-cooled battery is connected to the coolant line, and the cooling circuit and the liquid-cooled battery are filled with the cooling liquid. Also disclosed is a vehicle having such a liquid-cooled battery arrangement. |
| US10522877B2 |
Positive electrode for nonaqueous electrolyte secondary battery and nonaqueous electrolyte secondary battery
There is provided a positive electrode for nonaqueous electrolyte secondary batteries in which a decrease in the initial charge capacity can be suppressed even when a positive electrode exposed to the air is used. A positive electrode for a nonaqueous electrolyte secondary battery according to an aspect of the present invention contains a lithium transition metal composite oxide represented by general formula Li1+xMnaMbO2+c (in the formula, x, a, b, and c satisfy x+a+b=1, 0 |
| US10522873B2 |
Solid state electrolytes for safe metal and metal-ion batteries
A Li or Li-ion or Na or Na-ion battery cell is provided that comprises anode and cathode electrodes, a separator, and a solid electrolyte. The separator electrically separates the anode and the cathode. The solid electrolyte ionically couples the anode and the cathode. The solid electrolyte also comprises a melt-infiltration solid electrolyte composition that is disposed at least partially in at least one of the electrodes or in the separator. |
| US10522866B2 |
Fuel cell stack and fuel cell system
A fuel cell stack obtained by stacking a plurality of fuel cells has an internal manifold that extends in a stacking direction of the fuel cells to externally discharge a gas used in the fuel cell, and an extension member that adjoins an inner wall surface of the internal manifold and extends in the stacking direction. The extension member is a bar-shaped member provided in an opposite side to a side where a gas from the fuel cells flows to the inside of the internal manifold and has a sloping surface making an acute angle with an inner-wall lower surface of the internal manifold. |