| Document | Document Title |
|---|---|
| US10575265B2 |
Power headroom report method and apparatus of UE
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.An improved method and an apparatus for reporting Power Headroom (PH) of a UE are provided. The Power Headroom Report (PHR) method of the present invention includes determining whether to trigger PHR based on a change of Power Management Maximum Power Reduction (P-MPR) between two time points, generating, if PHR is determined to be triggered, Power Headroom, and reporting the Power Headroom information to a base station. |
| US10575262B2 |
Wireless communication apparatus
A wireless communication apparatus supports at least a second wireless communication scheme between a first wireless communication scheme and the second wireless communication scheme. The first wireless communication scheme requires that a wireless medium is determined to be busy when a reception level is equal to or greater than a minimum reception sensitivity level of a physical scheme. The apparatus includes first and second processing units. The first processing unit is configured to set a value lower than a maximum transmission power of the first wireless communication scheme, for a maximum transmission power of the second wireless communication scheme and set a value greater than the minimum reception sensitivity level of the physical scheme, for a carrier sense level, when the second wireless communication scheme is used. The second processing unit is configured to carry out carrier sense using the carrier sense level. |
| US10575259B2 |
Signal power management in a multicarrier wireless device
Methods, apparatuses, and systems are described for wireless communications. Cells may be grouped into a plurality of cell groups. A wireless device may determine a first transmission power for a first signal and a second transmission power for a second signal. Based on a calculated transmission power and an overlap of the signals, a power control mechanism may be employed. |
| US10575258B2 |
Techniques and apparatuses for uplink power control
Certain aspects of the present disclosure generally relate to wireless communications. In some aspects, a wireless communications device may employ different power control loops, associated with different power control reference points, for uplink transmissions that use different uplink waveforms. In some aspects, a wireless communications device may generate and transmit a first type of PHR, associated with a DFT-s-OFDM-based type of uplink transmission, and/or a second type PHR associated with a CP-OFDM-based type of uplink transmission. In some aspects, a wireless communications device may selectively send a HARQ re-transmission using a particular uplink waveform based at least in part on information indicating whether the HARQ re-transmission is permitted to use an uplink waveform that is different from another uplink waveform used for a prior corresponding HARQ transmission or HARQ re-transmission. Numerous other aspects are provided. |
| US10575254B2 |
Wireless signal transceiver device and power-saving control method of the same
A wireless signal transceiver device including an RF transceiver, a microcontroller, and a wake-up module is disclosed. Wherein, the microcontroller is electrically connected to the RF transceiver, and the wake-up module is electrically connected to the microcontroller. The power-saving control method for the wireless signal transceiver device includes making the RF transceiver to operate in the first sleeping mode, waiting to receive an RF wires signal, and determining whether there is a triggering signal included in the RF wireless signal or not; if not, returning to step B, and if yes, sending out a wake-up signal to the microcontroller according to the triggering signal so as to enable the microcontroller to control the RF transceiver to change from the first sleeping mode to the first operation mode. Whereby, it is favorable to prevent the RF transceiver from consuming electric power continuously so as to save power. |
| US10575252B2 |
Methods and apparatuses for efficient battery utilization during content delivery in telecommunication networks
Apparatuses and methods for controlling a manner of delivering content to a content user in a mobile telecommunication network are provided. The content is sent to the content user using first a first transmission rate when the content user is in a first radio state and uses a first battery power, and then using a second transmission rate that is lower than the first transmission rate, when the content user is in a second radio state and uses a second battery power that is smaller than the first battery power. The sending is performed such as, (A) while delivering the content, an amount of the content already received by the content user to exceed an amount of the content used by the content user, and (B) to minimize an energy used by the content user during delivery. |
| US10575250B2 |
Normalization of data originating from endpoints within low power wide area networks (LPWANs)
The normalization of data originating from endpoints within low power wide area networks (LPWANs) is contemplated. The normalization may be beneficial to facilitate normalizing data when collected and/or communicated according to disparate protocols, languages, formats, syntaxes, structures, etc. of the endpoints and/or the LPWANs so as to enable commonization of the data prior to being interfaced with applications or other entities intending to make use thereof. |
| US10575249B2 |
Transmitting PPDU
A method for transmitting a physical layer protocol data unit (PPDU) and a device using the same are provided. The device receives a trigger frame for requesting a transmission of a response PPDU and transmits the response PPDU. A duration of the response PPDU is calculated based on a duration of the trigger frame. |
| US10575241B2 |
Method for service discovery in neighbor awareness network NAN, and terminal device
A method for service discovery in a neighbor awareness network (NAN), and a terminal device, where the method includes receiving, by a first device, a first service discovery message sent by a second device, where the first service discovery message carries service identifier information and first path information, and the first path information includes identifier information of the service initiating device, or identifier information of the second device and the service initiating device, determining, by the first device, second path information according to the first path information, where the second path information includes the identifier information of the service initiating device and identifier information of the first device, and sending, by the first device, a second service discovery message, where the second service discovery message carries the service identifier information and the second path information. |
| US10575231B2 |
System for connection channel adaption using robotic automation
Embodiments of the present invention are directed to providing connection channel adaption using robotic automation. The invention leverages a robotic process automation module to generate an operation record based on previous user device input in order to automatically recover and continue a previous interaction with an entity platform conducted over a terminated connection channel. The system automatically establishes a new connection channel upon determining the initial channel termination while retaining previous user input interaction progression within the entity platform. Further, the module may be configured to transform the user input to be compatible with the new connection channel allowing for seamless continuation of the interaction to minimize downtime. |
| US10575227B2 |
Network node and method therein for handover in wireless communication network
A network node and method therein for assisting a communication device to perform handover from a serving cell to a target cell in a communication network are disclosed. The network node is configured to obtain a first round trip time between the network node and a server and obtain a second round trip time between a target node in the target cell and the server. The network node is further configured to instruct the communication device to perform handover from the serving cell to the target cell based on at least the first round trip time and the second round trip time. |
| US10575225B2 |
Information configuration method and device
The present disclosure provides an information configuration method and an information configuration device. The information configuration method includes steps of: determining whether or not it is necessary to transmit DMTC information about synchronized neighboring cells and DMTC information about asynchronized neighboring cells to a UE; and in the case that it is necessary to transmit the DMTC information about the synchronized neighboring cells and the DMTC information about the asynchronized neighboring cells to the UE, transmitting first DMTC information about the neighboring cells to the UE, the first DMTC information about in the neighboring cells indicating the DMTC information about the synchronized neighboring cells and the DMTC information about the asynchronized neighboring cells to the UE. |
| US10575219B2 |
Circuit switched fallback method, network device, and system
Embodiments of the present disclosure disclose a circuit switched fallback method, a network device, and a system. The method includes: determining, by the network device, that a serving cell handover process of UE is ended; determining, by the network device, that before the serving cell handover process of the UE is ended, it has been determined that the UE needs to be moved to a second network supporting a circuit switched service; and moving, by the network device, the UE to the second network. According to the foregoing method, when CSFB triggered by a CS service initiated by UE conflicts with a serving cell handover process of the UE, the CS service of the UE can continue to be performed after completing the serving cell handover process of the UE. In this way, a success rate of establishing the CS service is increased. |
| US10575218B2 |
Throughput for inter-radio access technology handover
Aspects describe renegotiation of quality of service parameters to resolve maximum bit rate mismatches and/or other quality of service parameter mismatching issues that might arise during an inter-radio access technology handover. At about the same time as a mobile device moves from a source network to a target network, the target network dynamically initiates a quality of service modification procedure. The quality of service modification procedure can help resolve the maximum bit rate mismatches and/or the other quality of service parameter mismatching issues. |
| US10575214B2 |
Communication apparatus, communication method, and communication system for handling frames of variable length
Frames in a variable length frame format which are addressed to a plurality of users are multiplexed and preferably transmitted. Data frames having different lengths are multiplexed on a same time through space division multiple access, but since the multiplexed frames are transmitted while eventually having a same length, when the multiplexed data frames from the access point STA0 are received in the respective communication stations STA1 to STA3 in FIG. 4 or when data simultaneously transmitted from the respective communication stations STA1 to STA3 are received in the access point STA0 in FIG. 5, it is possible to eliminate an operation instability of AGC. |
| US10575213B2 |
Method for performing a re-establishment of a PDCP entity associated with UM RLC entity in wireless communication system and a device therefor
The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for performing a re-establishment of PDCP entity associated with UM RLC entity in wireless communication system, the method comprising: when a re-establishment of a Packet Data Convergence Protocol (PDCP) entity is triggered, stopping and resetting, by the PDCP entity, a reordering timer of the PDCP entity if the reordering timer of the PDCP entity is running; and delivering, by the PDCP entity, all stored PDCP Service Data Unit (SDU) to upper layers in ascending order of associated COUNT values. |
| US10575208B2 |
Method for triggering and reporting a buffer status and device therefor
A method for a user equipment (UE) operating in a wireless communication system including a first base station (BS) and a second BS. The UE includes two medium access control (MAC) entities: one MAC entity for the first BS and one MAC entity for the second BS. The method includes mapping a first logical channel group (LCG) including one or more logical channels for transmitting first data to the first BS to the one MAC entity for the first BS and a second LCG including one or more logical channels for transmitting second data to the second BS to the one MAC entity for the second BS; based on the first data belonging to a logical channel in the first LCG having a higher priority than priorities of other logical channels in the first LCG for which data is already available for transmission, triggering, by the one MAC entity for the first BS, a first buffer status report to the first BS independently of logical channels of the second LCG; and based on the second data belonging to a logical channel in the second LCG having a higher priority than priorities of other logical channels in the second LCG for which data is already available for transmission, triggering, by the one MAC entity for the second BS, a second buffer status report to the second BS independently of logical channels of the first LCG. |
| US10575203B2 |
Delivery of measurements
Methods and apparatus, including computer program products, are provided for measurement delivery. In some example embodiments, there is provided a method. The method may include receiving information to configure a user equipment to perform one or more measurements and to configure the user equipment to report, when requested by a network, the one or more measurements; receiving a request from the network to report the one or more measurements configured based on the received information; and reporting, in response to the request from the network, the one or more measurements to the network, without regard to measurement event reporting. Related apparatus, systems, methods, and articles are also described. |
| US10575199B2 |
System and method for performing over-the-air testing of device under test
A method is provided for performing over-the-air (OTA) testing of a device under test (DUT). The method includes establishing an OTA connection with the DUT, while the DUT is in signaling mode, the OTA connection including advertising channels and data channels; sending universally unique identifier (UUID) requests at different transmit powers to the DUT over the data channels of the OTA connection; receiving UUID responses from the DUT over the data channels of the OTA connection in response to at least some of the UIDD requests; and determining a packet error rate (PER) for the received UUID responses from the DUT based on a ratio of a number of received responses and a number of sent connect requests. The determined PER indicates sensitivity of a receiver in the DUT. |
| US10575198B1 |
Mobile wireless charging station
Methods and systems for mobile charging of wireless stations with wireless communications on a wireless local area network (WLAN). A mobile charging unit is operable with coordinated wireless asset management for navigation and mobile charging capabilities to service wireless stations. In an example implementation, a mobile charging unit identifies stations on the WLAN are battery operated and support wireless charging, determines when a charging operation is needed, provides automated navigation to the associated stations, and initiates wireless charging of the identified stations. |
| US10575191B2 |
Communication system to provide services using carrier aggregation
The present invention has an object to provide a communication system capable of appropriately providing services while improving a data rate using carrier aggregation. In Step ST1408, of a cell1 and a cell2 of a base station A, RRC connection is established between the cell1 and a UE, and the cell1 becomes a primary cell (PCell). Then, in Step ST1418, the cell1 determines to configure the cell2 as a secondary cell (SCell) to be aggregated with the own cell. Then, the cell1 notifies the UE of the above in Step ST1419. Upon this notification, the operation of restricting access to the cell2 from the UE is stopped by an MME, and thereafter, communication between the UE and the cell2 is started in Step ST1422. |
| US10575188B1 |
Overhead wireless access point deployments for arenas, stadiums and other venues
A wireless network includes a plurality of access points installed in a venue. The access points integrate multiple radios coupled with directional antennas with reconfigurable coverage. The directional antennas are configured to transmit and receive orthogonally polarized signals that support transmission of at least two data streams to or from mobile devices of users who are present in the venue. Additionally, wireless network includes at least one backhaul or backbone network coupled to the plurality of access points. |
| US10575185B2 |
Spectrum renting negotiation
Wireless communication systems and methods related to spectrum use negotiations are provided. A first wireless communication device transmits, to a controlling entity of a spectrum, a spectrum use request for a local operator to use the spectrum for a time period. The first wireless communication device receives, from the controlling entity, a spectrum use grant indicating that the local operator is promoted from a first priority to a second priority for accessing the spectrum during the time period. The first wireless communication device communicates with a second wireless communication device in the spectrum during the time period based on the second priority, where at least the first wireless communication device or the second wireless communication device is associated with the local operator. |
| US10575179B2 |
System and method for device fraud prevention
Users may enroll one or more devices based on device information and a resource information associated with a resource. Such information and identifiers may be tokenized according to a hash algorithm to generate an enrolled user token. This enrolled user token may be utilized to verify communications and status changes of the user device. In response to a change of status of the user, similar information as that used to generate the enrolled user token, or at least a portion thereof, may be gathered from the user device and subjected to the same hash algorithm to generate a current user token. The current user token and the enrolled user token may be compared to determine if the user device is a spoofed device. |
| US10575166B2 |
Method for reporting capability information and dual mode user equipment adapted thereto
A system and a method that reports capability information regarding a dual mode User Equipment (UE) are provided. The UE supports Frequency Division Duplex (FDD) and Time Division Duplex (TDD). The UE capability transmitting method includes receiving a message requesting UE capability information from an evolved Node B (eNB), generating first capability information and second capability information according to the UE capability information requesting message, and transmitting UE capability information including the first and second capability information to the eNB. The first capability information comprises FDD capability information applicable to an FDD mode or TDD capability information applicable to a TDD mode. The second capability information comprises capability information applicable to both the FDD mode and the TDD mode. The system and method can allow a dual mode UE to efficiently report its capability information. |
| US10575164B1 |
Dynamically allowing a guest device to a join a private CBRS network
Methods and systems for dynamically allowing a guest device to a join a private citizens broadband radio systems (CBRS) network. The method includes determining one of a location of the guest device and a location of a public safety incident. The public safety incident is associated with the guest device. The method also includes determining that one of the location of the guest device and the location of the public safety incident is in a coverage area of the private CBRS network. The method further includes reconfiguring the private CBRS network to allow operation of the guest device on the private CBRS network, and operating the guest device on the private CBRS network. |
| US10575161B2 |
Communication system and semiconductor device
Provided is a communication system capable of transmitting an emergency notification with a short delay without waiting until the completion of a current transmission of a frame or retransmitting the frame. The communication system includes a transmission device for generating a frame compliant with the Ethernet standard and transmitting the frame to the outside of the device, and a reception device for receiving the frame. The transmission device inserts emergency notification data into the frame at predetermined data intervals. The reception device acquires the emergency notification data from the received frame at the same data intervals as the transmission device, and acquires the remaining data as data (normal data) in a header region and payload region of the frame. |
| US10575155B1 |
Unified vehicle service framework for interfacing independently located providers and recipients
Method and system for interfacing a plurality of providers and a plurality of recipients that are independently located with a unified vehicle service framework having a quality of service filter and a broker module. A first cloud unit has at least one of the plurality of providers and the plurality of recipients. A first vehicle and a second vehicle each respectively have another at least one of the plurality of providers and the plurality of recipients. A second cloud unit has yet another at least one of the plurality of providers and the plurality of recipients. The unified vehicle service framework is configured to receive a subscription request and determine whether it is granted based in part on a quality of service score assigned by the quality of service filter. When the subscription request is granted, respective services from plurality of providers are routed through the broker module. |
| US10575151B2 |
Using ranging over C-V2X to supplement and enhance GPS performance
On-board equipment in a motor vehicle includes a C-V2X communication device receiving a first signal from road side equipment having a known position. The C-V2X communication device transmits a second signal having content that is dependent upon a length of time in which the first signal traveled from the road side equipment to the C-V2X communication device. A GPS device is communicatively coupled to the C-V2X communication device and receives the second signal from the C-V2X communication device. The GPS device estimates a position of the vehicle. The estimating is dependent upon the second signal from the C-V2X communication device. |
| US10575147B1 |
Method and system for determining a location of a mobile device and utilizing the location in content services
A system and method for controlling a mobile device at a headend includes the mobile device communicating a request for content to the headend. The headend requests geographic coordinate location data from the mobile device and, when geographic coordinate data is available, determines a first geographic region associated with the mobile device in response to the geographic coordinate location data. When geographic coordinate data is not available from the mobile device, the headend extracts an IP address from the request and determines a second geographic region based on the IP address and a confidence level. When the confidence level is below a threshold, the headend determines a third geographic region based on subscriber data for the mobile device. The headend controls the mobile device in response to one of the first geographic region, the second geographic region and the third geographic region. |
| US10575146B2 |
Method and apparatus relating to online charging in an IP multimedia subsystem
Online charging within an IP Multimedia Subsystem (IMS). A method comprises, at an IMS charging node: (a) receiving a credit control request message from an IMS service network node over a service charging interface provided between the IMS service node and the IMS charging node; (b) determining with reference to one or more triggering conditions that an announcement is to be provided to a user associated with the credit control request message and/or another user; and (c) following such a determination, initiating an announcement service in the IMS service node by sending an announcement request in a credit control answer message over the service charging interface to the IMS service node, the credit control answer message being in response to the credit control request message and the announcement request comprising announcement information relating to the announcement to be provided. |
| US10575139B2 |
Method for providing broadcast service in wireless communication system, and apparatus therefor
An embodiment of the present invention relates to a method for providing a broadcast service to a remote UE by a relay UE in a wireless communication system, the method comprising the steps of: receiving a TMGI monitoring request from a remote UE; and determining whether to provide a service to the remote UE on the basis of information included in the TMGI monitoring request, wherein the TMGI monitoring request includes a TMGI and an MBMS SAI, and the relay UE provides a broadcast service to the remote UE when the MBMS SAI corresponds to an SAI received from system information. |
| US10575138B1 |
Tracking device location detection using access point collections
A tracking system determines a location of a tracking device associated with a user using one or more access points at the location. Each access point at the location is configured to detect and couple with the tracking device when the tracking device is within a communicative range of the access point. An access point provides updates on the tracking device's presence, as well as the tracking device's arrival to and departure from the communicative range of the access point, to a tracking server. The tracking server determines, from these updates, whether the tracking device is at the location. The user may be notified, via a mobile device, of the tracking device's location. |
| US10575137B2 |
Vaping heat map system and method for electronic vapor provision systems
A method of generating of a map of vaping action events includes receiving respective notifications of a vaping action for each of a plurality of electronic vapor provision systems, logging GPS coordinates in response to detection of the vaping action, transmitting one or more logged sets of GPS coordinates to a vaping heat map server, and updating a vaping action count in one or more map regions in the map of vaping action events responsive to the transmitted GPS coordinates. |
| US10575135B2 |
Portable electronic device, method of controlling portable electronic device, and non-transitory computer-readable medium
Provided is a portable electronic device including a transceiver configured to acquire information from a roadside device, a storage, and a controller configured to acquire position information of the roadside device based on the information acquired by transceiver, and to cause the storage to store the acquired position information as position information of the portable electronic device at a time of acquiring the information. |
| US10575127B1 |
Dynamic determination of smart meetup
Provided are systems and methods for providing a smart meetup location to a plurality of user devices. In one example, the method may include one or more of receiving a request for a meetup location of a first user device and a second user device, dynamically determining a geographical position of the first user device based on current location information of the first user device, dynamically determining a geographical position of the second user device based on current location information of the second user device, selecting a meetup location from among a plurality of meetup locations based on the dynamically determined geographical positions of the first and second user devices, and outputting the selected meetup location to at least one of the first and second user devices. |
| US10575117B2 |
Directional sound modification
Various embodiments set forth techniques for directional sound modification. In one aspect, a system includes a plurality of audio sensors configured to acquire sound from an environment and at least one processor coupled to the plurality of audio sensors. The at least one processor is configured to determine a direction within the environment, generate an audio signal based on sound acquired from the direction within the environment, and transmit the audio signal to at least one audio output device to generate audio output. The audio output combines with sound from the direction within the environment to produce a modified sound. |
| US10575115B2 |
Loudspeaker light assembly and control
A speaker assembly is provided having a plurality of transducers disposed on a speaker body and configured to produce an audio beam being steerable based on at least one audio beam parameter. A light assembly is arranged on the speaker body and configured to produce a light output that varies based at least one audio beam parameter. The light output varies to provide a visual reference as the audio beam is steered. |
| US10575114B2 |
System and method for loudspeaker position estimation
Embodiments of systems and methods are described for estimating a position of a loudspeaker and notifying a listener if an abnormal condition is detected, such as an incorrect loudspeaker orientation or an obstruction in a path between the loudspeaker and a microphone array. For example, a front component of a multi-channel surround sound system may include the microphone array and a position estimation engine. The position estimation engine may estimate the distance between the loudspeaker and the microphone array. In addition, the position estimation engine may estimate an angle of the loudspeaker using a first technique. The position estimation engine may also estimate an angle of the loudspeaker using a second technique. The two angles can be processed to determine whether the abnormal condition exists. If the abnormal condition exists, a listener can be notified and be provided with suggestions for resolving the issue in a graphical user interface. |
| US10575107B2 |
Hearing aid device having wireless communication
A hearing aid device having a telecoil and a power consuming element is disclosed. The hearing aid device further comprises an at least partial loop in the power supply line, which at least partial loop provides a magnetic signal that at least attenuates or cancels noise induced from the power draw of the power consuming component. |
| US10575105B2 |
Method for characterizing a receiver in a hearing device, hearing device and test apparatus for a hearing device
A method for characterizing a receiver in a hearing device. The receiver has a response behavior. The receiver converts an electrical audio signal into a sound signal, generating a magnetic field. The magnetic field is measured by a magnetic field sensor. The receiver is then characterized by determining the response behavior of the receiver based on the measured magnetic field. There is also described a hearing device and a test apparatus for a hearing device. |
| US10575104B2 |
Binaural hearing device system with a binaural impulse environment detector
A hearing device and a method is provided that alleviate discomfort caused by sound impulses, such as a door slam, clinking of silverware, jangling of keys, etc., by converting sound into an audio signal, subjecting the audio signal to a frequency transformation, detecting presence of an impulse in the audio signal based on the frequency transformed audio signal, and processing the audio signal into a processed audio signal in response to detected presence of the impulse in the audio signal, converting the processed signal into an output sound signal, and emitting the output sound signal towards an eardrum of a human. The processing may involve reducing the gain of the output sound signal if an impulse is detected. |
| US10575103B2 |
Neural network-driven frequency translation
Disclosed herein, among other things, are apparatus and methods for neural network-driven frequency translation for hearing assistance devices. Various embodiments include a method of signal processing an input signal in a hearing assistance device, the hearing assistance device including a receiver and a microphone. The method includes performing neural network processing to train a processor to identify acoustic features in a plurality of audio signals and predict target outputs for the plurality of audio signals, and using the trained processor to control frequency translation of the input signal. |
| US10575101B2 |
Microelectromechanical microphone
A microelectromechanical microphone includes a reference electrode, a first membrane arranged on a first side of the reference electrode and displaceable by sound to be detected, and a second membrane arranged on a second side of the reference electrode, said second side being situated opposite the first side of the reference electrode, and displaceable by sound to be detected. A region of one from the first and second membranes that is displaceable by sound relative to the reference electrode, independently of said region's position relative to the reference electrode, can comprise a planar section and also an undulatory section adjoining the planar section and arranged in a region of overlap one of the first membrane or the second membrane with the other one of the first membrane and or the second membrane. |
| US10575099B2 |
Speaker
A speaker includes a center pole, a voice coil, a diaphragm, and a turbulent flow generator. A center pole includes a through hole formed in the center pole in an axial direction. The voice coil is disposed around the center pole. A diaphragm includes a center cap that is disposed to face an opening of the through hole. A turbulent flow generator is disposed inside the through hole. The turbulent flow generator generates a turbulent flow inside the through hole. |
| US10575096B2 |
Sound processing method and apparatus
A method includes acquiring sound signals of a current frame using two microphones, calculating an interaural level difference between the two microphones based on the sound signals of the current frame according to a first preset algorithm, determining whether the interaural level difference satisfies a sound source direction determining condition, determining, based on the interaural level difference, whether the sound signals of the current frame include a backward sound signal if the determining condition is satisfied, filtering out the backward sound signal from the sound signals of the current frame. |
| US10575094B1 |
Combination of immersive and binaural sound
The present subject matter provides a technical solution to the technical problems facing sound localization by separating sounds and reproducing the separated sounds using a set of loudspeakers and a set of headphones. A general soundtrack that is meant to be experienced throughout the room would play through the loudspeakers, and specific sounds that are meant to be experienced near the listener would be played through a binaural representation in the headphones. The headphones may be selected to avoid occluding the ear, allowing sound produced at the loudspeakers to be heard clearly. This separation and reproduction of sounds using a combination of a loudspeaker and headphone provides a technical solution to the technical problem facing typical surround sound systems by localizing sounds for listeners in any location within a room. This improves reproduction accuracy of location-specific audio objects, including audio objects above or below a coplanar speaker configuration. |
| US10575090B2 |
Sound collecting terminal, sound providing terminal, sound data processing server, and sound data processing system using the same
A sound data processing system includes a plurality of sound collecting terminals and a server, wherein each of the plurality of sound collecting terminals and each of the plurality of sound providing terminals includes a sound collecting means that collects a sound while having a position and an orientation direction, a sound providing means that provides a sound while having an orientation direction, a position detecting means that detects the positions of the sound collecting means and the sound providing means, a direction detecting means that detects the orientation directions, and a communication module that transmits sound data corresponding to the sound collected by the sound collecting means and supplementary data including position data corresponding to the position detected by the position detecting means and orientation direction data corresponding to the orientation direction detected by the direction detecting means and through a network. |
| US10575087B2 |
Pickup sensor and biological sensor
Provided are a pickup sensor and a biological sensor that are small-sized and can detect micro vibration efficiently and stably with high accuracy. The pickup sensor includes an electroacoustic converter film including: a piezoelectric polymer composite in which piezoelectric particles are dispersed in a viscoelastic matrix that is formed of a polymer material having viscoelasticity at normal temperature; two thin film electrodes that are laminated on opposite surfaces of the piezoelectric polymer composite, respectively; and a protective layer that is laminated on at least one of the two thin film electrodes, in which at least a part of a surface of the electroacoustic converter film is an abutting surface that abuts against a test object, and the thin film electrode on a surface opposite to the abutting surface is grounded. |
| US10575086B2 |
System and method for sharing wireless earpieces
A method for using a set of wireless earpieces includes establishing a connection between each earpiece within the set of wireless earpieces, acquiring data indicative of a mode of operation, setting the mode of operation to operate the set of wireless earpieces based on the data indicative of the mode of operation and delivering audio to one or more speakers of each earpiece of the set of wireless earpieces based on the mode of operation. |
| US10575084B1 |
Connector for in-ear systems
Disclosed is a connector for providing audio signals. The connector can include an audio signal and power cable having a first end and a second end, and an interface communication connector disposed at least proximate to the first end. Further, the connector can include a ground, power, and audio signal connector disposed at least proximate to the second end, wherein the ground, power, and audio signal connector is configured to accept a plurality of different audio signal and power cables from different noise-protection devices having differing pin configurations. Further still, the connector can include at least a first audio input signal cable in contact with the audio signal and power cable, wherein the audio input signal cable is configured for transmitting one or more of the audio signals through the interface communication connector to at least one of a vehicle and an extra-vehicular source. |
| US10575068B2 |
Streaming piracy detection method and system
In one embodiment, a command is received from a video provider at a media rendering device, the command being a command to embed a subscriber ID in at least one video frame in a video stream. A random key, k is also received from the video provider at the media rendering device. An injective transformation is invoked for k and the subscriber ID, the injective transformation generating a sequence of pairs of: near-transparent patterns and corresponding time periods. Logical blocks of the at least one video frame in the video stream are overlaid with one of the near-transparent patterns for its one of the corresponding time periods. Related apparatus, systems, and methods are also described. |
| US10575066B2 |
Method and device for determining redress measures for TV service outages based on impact analysis
Techniques for use in determining redress measures for a television (TV) service outage based on impact analysis are described. A TV service outage may be associated with a TV system apparatus including a TV user interface (UI). In one illustrative example, one or more subscribers impacted by the TV service outage are determined. An impact score is determined for each one of the subscribers. A redress measure for each one of the subscribers is then determined in accordance with their corresponding impact scores. An impacted subscriber and/or an impact score may be determined based at least in part on subscriber TV usage data or subscriber TV UI usage data. |
| US10575065B2 |
Message sending method and device, code stream processing method and device
A message sending method and device, and a code stream processing method and device are provided. In the message sending method, a first server acquires and caches a code stream which is the same as a code stream of a second server; the first server acquires an initial position for sending the code stream; and after the second server stops sending the code stream, the first server constructs a message corresponding to the code stream, and sends the message starting from the initial position according to a source Internet Protocol (IP) address of the second server. |
| US10575063B2 |
Message tunneling over closed captioning
Original transmitters of television broadcast content, such as national broadcasters, may tunnel various data such as SCTE-35 messages through a special closed captioning service before handoff to their local affiliates. The tunneled SCTE-35 messages may thus survive the re-encoding of both the local broadcaster to an over-the-air (OTA) retransmission, and re-encoding by any subsequent cable or satellite television providers as well. An uplink center and television service provider (e.g., a cable or satellite system) may receive the transport stream from the local broadcaster, may strip out the tunneled SCTE-35 messages from extra closed captioning streams at the uplink, re-create the SCTE-35, and then process it at the uplink of the satellite system, for example, by performing ad insertion, re-muxing the SCTE-35 for the satellite broadcast, and/or modifying it and sending it over the satellite broadcast on a separate PID to the set top boxes for those STBs for ad insertion. |
| US10575062B2 |
Reception apparatus, reception method, transmission apparatus, and transmission method
Subtitles (graphics) can be superimposed and displayed on a video satisfactorily.A container in a predetermined format including a video stream having video data with UHD resolution and a subtitle stream having subtitle data is received. The video data is obtained by decoding the video stream. Bitmap data of the subtitles is obtained by decoding the subtitle stream. In a case where a resolution of the subtitles does not match the UHD resolution, processing of converting a position of the subtitles is performed on the bitmap data of the subtitles. Video data for display is obtained by superimposing, on the video data, the bitmap data of the subtitles on which the processing of converting the position has been performed. |
| US10575061B1 |
Providing textual instructions from a video capture
A processor may receive recording information. The processor may identify one or more components within the recording information. The one or more components may include audio and visual representations of the one or more components. The processor may determine a size, an amount, and a structure for each of the one or more components. The processor may monitor one or more actions of a user present in the recording information. The processor may analyze each of the one or more actions of the user. The processor may use video content analysis and natural language processing techniques to analyze the one or more actions of the user. The processor may generate a set of textual instructions based on the analysis of each of the one or more actions of the user. The processor may display the set of textual instructions to a second user. |
| US10575048B2 |
Media player with integrated wireless video link capability and method and system for implementing video tuning and wireless video communication
Novel tools and techniques are provided for implementing media content streaming or playback, and, more particularly, for implementing video tuning and wireless video communication. In various embodiments, a media player, which might include an integrated wireless video link system, might receive an encoded video signal from a media content source(s) (and/or a corresponding database(s). The media player might decode the received video signal, might establish a wireless communications link between the media player and one or more display devices via the integrated wireless video link system, and might send the decoded video signal to the one or more display devices (and/or one or more user devices) via the wireless communications link established by the integrated wireless video link system. In some cases, the media player might perform one or more of these processed in response to user input received via the user devices or via the media player's user interface(s). |
| US10575044B2 |
Moving video tags
A display device displays a tag overlaid on a video scene in a first portion of a video screen. The displayed tag is associated with content depicted in the video, includes descriptive text information, and is clickable, so that upon selection by a user, additional information associated with the tag is displayed. Based at least in part on an indication that the tag has been selected by a user, the tag undergoes vertical and/or horizontal repositioning relative to the first portion of the video screen, to a second portion of the video screen. The display device displays the video and the tag overlaid on the video in the second portion of the video screen. The displaying of the tag includes displaying at least a portion of the additional information associated with the tag. |
| US10575043B2 |
Navigating a plurality of video content items
A method for processing a plurality of video content items for a graphical user interface to render at least two content items among the plurality, the video content items of the plurality being successively rendered. The method includes: rendering a first content item among the plurality, on a full screen; at a first predetermined period of time before the end of rendering the first video content item, displaying a progress bar having a plurality of images, each image respectively corresponding to a video content item among the plurality of video content items; rendering a second video content item; applying a graphic effect to an image of the bar corresponding to the second content item; eliminating the display of the progress bar after a second predetermined period of time after the rendering of the second content item begins, such that the second content item is rendered on the full screen. |
| US10575042B2 |
Media content synchronization
Playing of first and second content streams delivered to respective first and second receiving devices is achieved following a seek command to one of the devices, by a synchronization controller which receives information identifying the segment in the first stream in which the start point is located, and the duration of time between the start point and the beginning of the next segment, and transmits a command to the second receiving device identifying a segment in a second stream, at which to resume play, and a time at which to start displaying, allowing the display controlled by the second receiving device to be resynchronized with the display controlled by the first receiving device after operation of the seek command on the first device. |
| US10575041B2 |
Method for controlling source device at sink device and apparatus for the same
A sink device includes: a network transceiver configured to communicate with a source device; a display; and a controller configured to: receive video content from the source device via the network transceiver, wherein a source display of the source device corresponds to original display coordinates; cause the display to display the video content, wherein the display corresponds to changed display coordinates; receive a control signal for selecting a first coordinate of the display; generate a second coordinate with respect to the original display coordinates, wherein the second coordinate corresponds to the first coordinate; and cause the network transceiver to transmit the second coordinate to the source device. |
| US10575040B2 |
Digital signage system
Digital signage system control is provided by delivering media content from a digital signage system to display devices. A terminal's display of a custom channel producer may be controlled to display media asset options. The selection by the custom channel producer of media assets is detectable based on selection of displayed media asset options of media assets. The selected media assets are stored in a media store external to the system. The media store stores media assets that are deliverable to a viewing device responsive to a viewer's selection of the viewing device. The display parameters of further media asset stored in a media store external to the system may be validated and selected by the custom channel producer to produce a custom channel that includes the selected media assets with further media assets that are dependent on the display parameters. The custom channel is deliverable to the display devices. |
| US10575039B2 |
Delivering media content
A content delivery system delivers media content to a content consuming user and comprises computer storage storing a media asset; an analysis component configured to perform an analysis of the user's behavior at a user device to infer a desirable attribute of a modified version of the media asset, the user's behavior comprising the user instigating at the user device requests for content other than the media asset to a computer network, and consuming the requested other content when returned from the network. The requests do not explicitly identify the desirable attribute. The system comprises a modified version generation component configured to receive the media asset and modify the media asset based on the analysis of the user's behavior; and a content delivery component configured to supply the modified version of the media asset to a media output device of the user, the modified version exhibiting the desirable attribute. |
| US10575038B2 |
Delivering content
A content delivery system comprising: a communication network; a mapping component storing media content aspect variant data enabling access to media content in a plurality of aspect variants; a content delivery component connected to the network and configured to access and deliver media content aspect variant data stored in the mapping component to devices connected to the network; an action request or component which is configured to receive a request from a user of a media consumption device that an aspect variant of media content is to be delivered to at least one further media consumption device, and cause the content delivery component to deliver media content aspect variant data associated with said aspect variant to the at least one further media consumption device to enable said aspect variant to be consumed at the at least one further media consumption device. |
| US10575037B2 |
Video recommending method, server, and storage media
A video recommending method, including: obtaining videos, the video including long videos and short videos; obtaining a subset of the long videos, of which video attribute values are greater than corresponding attribute thresholds; obtaining a watching record of a user, and obtaining similarities between the short videos and videos in the watching record, to extract a preset quantity of short videos having highest similarities; and recommending the subset of the long videos, of which video attribute values are greater than corresponding attribute thresholds, to the user, and/or recommending the preset quantity of short videos having highest similarities to the user. |
| US10575035B2 |
Keyframe mitigation for video streams with multiple receivers
In one embodiment, a video encoder generates an encoded bitstream representing a sequence of video frames including a keyframe. The encoder generates information for use by a decoder that receives the encoded bitstream to enable the decoder to generate display frames from a pre-keyframe video frame that is prior to the keyframe in the sequence of video frames. The encoded bitstream is sent to the decoder. In another embodiment, a video decoder receives from an encoder an encoded bitstream representing a sequence of video frames including a keyframe. The keyframe includes information to enable the decoder to generate display frames from a pre-keyframe video frame that was received prior to the keyframe in the sequence of video frames. The decoder generates display frames using the pre-keyframe video frame, information included with the keyframe and information included with an encoder-determined number of decoded frames subsequent to the keyframe. |
| US10575029B1 |
Systems and methods for in-flight entertainment content transfer using fiber optic interface
In some aspects, the disclosure is directed to systems and methods for transferring in-flight entertainment content. A content loading panel in an aircraft may load content from at least one of a plurality of types of portable content storage devices. A content server in the aircraft may receive, from the content loading panel via a fiber optic link, the in-flight entertainment content loaded via the content loading panel. The content server may store the received in-flight entertainment content for provisioning to one or more wireless access points located in the aircraft. |
| US10575016B2 |
Apparatus and method for encoding and decoding moving picture using adaptive scanning
Provided is an apparatus and method for encoding/decoding a moving picture based on adaptive scanning. The moving picture apparatus and method can increase a compression rate based on adaptive scanning by performing intra prediction onto blocks of a predetermined size, and scanning coefficients acquired from Discrete Cosine Transform (DCT) of a residue signal and quantization differently according to the intra prediction mode. The moving picture encoding apparatus includes: a mode selector for selecting and outputting a prediction mode; a predictor for predicting pixel values of pixels to be encoded of an input video based on the prediction mode to thereby output a residue signal block; a transform/quantization unit for performing DCT onto the residue signal block and quantizing the transformed residue signal block; and an encoder for adaptively scanning and encoding the quantized residue signal block based on the prediction mode. |
| US10575015B2 |
Method and apparatus for decoding a video signal using adaptive transform
The present invention relates to a technique for encoding and decoding an image, and a method for encoding the image, according to the present invention, comprises the steps of: performing a prediction with respect to a current block; and transforming a residual which is generated by the prediction, wherein in the step of transforming, a first transform is performed on the residual, and then a second transform is performed on a lower frequency area, and wherein a mode of the second transform can be decided on the basis of a mode of the first transform. |
| US10575013B2 |
Method and apparatus for decoded picture buffer management in video coding system using intra block copy
Method and apparatus of managing a DPB (decoded picture buffer) for a video coding system are disclosed. Whether the IntraBC mode is used for a current picture is determined and a maximum allowed number of decoded pictures in the DPB is allocated based on whether the IntraBC mode is used for the current picture. The current picture is then encoded or decoded using decoded pictures stored in the DPB as reference data. In another method, a maximum number of reordered pictures in the DPB is determined. If certain conditions are true, one or more decoded pictures stored in the DPB will be emptied until none of the conditions is true. One condition corresponds to a number of decoded pictures in the DPB marked as “needed for output” being greater than the maximum number of reordered picture modified according to whether the IntraBC mode is used for the current picture. |
| US10575010B2 |
Apparatus, a method and a computer program for image sequence coding and decoding
A method for signaling reference pictures of a picture sequence encoded in a bitstream, the method comprising classifying pictures of the picture sequence into reference pictures and non-reference pictures; providing each reference picture with a unique picture identifier; determining, at least for inter-coded pictures of the picture sequence, all unique combinations of the picture identifier and at least one reference picture identifier, where the at least one reference picture identifier for a particular picture identifies all pictures that may be used as a reference for predicting said particular picture; and assigning intra-coded reference pictures at least with their unique picture identifier and the inter-coded pictures with their corresponding unique combination of the picture identifier and the at least one reference picture identifier. |
| US10575009B2 |
Systems, devices and methods for video coding
Systems, devices and methods are provided for video encoding. For example, video data is encoded based at least in part on a preset encoding algorithm to obtain a video encoding stream that comprises a plurality of coding frames. A stream tag is added for the video encoding stream, and a frame tag is added for each coding frame in the video encoding stream. The stream tag includes information characterizing whether the stream tag is added into the video encoding stream. The frame tag includes type information of the coding frame. |
| US10575006B2 |
Video data decoding and decoding method
A video data decoding device and method. The device has an entropy decoder, and a WPP status control module for selecting an operating status according to a syntax structure of a coding tree unit. The device further has a memory selector for controlling the operating status of a memory. The memory has one buffer memory and two update memories. When the number of columns of a row of coding tree units currently decoded is larger than three, the context data of the coding tree units currently decoded is written into the buffer memory and one of the update memories; and when it is determined that the context data of the coding tree units referred by a first coding tree unit in a next row of coding tree units is available when the next row of coding tree units starts to be parsed, the data in the buffer memory is replicated. |
| US10575004B2 |
Method, device, and computer program for obtaining media data and metadata from encapsulated bit-streams wherein operating point descriptors can be dynamically set
The invention relates to a method for obtaining media data and metadata from an encapsulated bit-stream resulting from the encapsulation of one or more bit-streams, the media data of each of the one or more bit-streams being organized into one or more layers, each layer comprising timed samples or sub-samples. A data structure is obtained for referencing metadata including at least one definition of at least one group of timed samples of the media data. At least one operating point descriptor is obtained for each of the one or more bit-streams, the at least one operating point descriptor providing metadata related to descriptive information enabling timed samples belonging to a group of timed samples defined in metadata referenced by the data structure to be independently decoded. Each operating point descriptor associated with one group of timed samples defines the descriptive information of the timed samples belonging to the group. |
| US10575002B2 |
Method for inter prediction and device therefor, and method for motion compensation and device therefor
Provided are an inter prediction method and a motion compensation method. The inter prediction method includes: performing inter prediction on a current image by using a long-term reference image stored in a decoded picture buffer; determining residual data and a motion vector of the current image generated via the inter prediction; and determining least significant bit (LSB) information as a long-term reference index indicating the long-term reference image by dividing picture order count (POC) information of the long-term reference image into most significant bit (MSB) information and the LSB information. |
| US10575001B2 |
Pixel pre-processing and encoding
A pixel pre-processing comprises subsampling a linear color in a first color space to obtain a subsampled linear color in the first color space. A first transfer function is applied to the subsampled linear color in the first color space to obtain a subsampled non-linear color in the first color space. A first color transform is applied to the subsampled non-linear color in the first color space to obtain a subsampled first non-linear chroma component value and/or a subsampled second non-linear chroma component value in a second color space. A non-linear luma component value in the second color space is derived for the pixel, which together with the subsampled non-linear chroma component values represent a color the pixel. The pre-processing reduces chroma artifacts that may otherwise occur when chroma subsampling is performed following application of the first transfer function and the first color transform. |
| US10575000B2 |
Method and apparatus for image compression using block prediction mode
A method and apparatus of image coding performed at an encoder or decoder using block prediction are disclosed. The block vector bit-count information associated with one or more block vectors (BVs) for the current block is determined, where the BVs are used to locate one or more block predictors for the current block. Prediction residuals corresponding to differences between the current block and the block predictors are determined. A first cost comprising the BV and residual bit-count information associated with encoding the prediction residuals using the first coding tool is determined. The second cost comprising the BV bit-count information and without the residual bit-count information is also determined. The derivation of the BV bit-count information and the prediction residuals for the current block are performed only once, and the BV bit-count information and the prediction residuals are used by the first coding tool and the second coding tool. |
| US10574996B2 |
Method and rate controller for controlling output bitrate of a video encoder
A method of controlling output bitrate of a video encoder encoding a video sequence. The method comprises setting a long-term bit budget for a time period of at least one day for output of the video encoder, and determining a first allowable bitrate based on the long-term bit budget. The method further comprises determining an instantaneous bit restriction for output of the video encoder, and determining a second allowable bitrate based on the instantaneous bit restriction. Output bitrate is controlled based on the first allowable bitrate and the second allowable bitrate, such that the long-term bit budget, the first allowable bitrate and the second allowable bitrate are complied with. The method may be performed in a non-transitory computer-readable medium having instruction stored thereon. The method may also be performed by a bitrate controller. The bitrate controller may be found in a camera and a network video recorder. |
| US10574991B2 |
Apparatus and method for processing image
An image processing apparatus includes an image processor and an encoder. The image processor enhances an edge of an input image, removes noise from the input image, synthesizes the edge-enhanced image and the noise-removed image, and removes a high frequency from the synthesized image. The encoder pre-encodes a downsized synthesized image, obtains a pre-bit rate of the pre-encoded image, sets a quantization parameter value based on a reference bit rate and the pre-bit rate, and compresses the high-frequency removed image based on the quantization parameter value. |
| US10574985B2 |
Apparatus for encoding and decoding image by skip encoding and method for same
The present invention relates to an apparatus and method for encoding and decoding an image by skip encoding. The image-encoding method by skip encoding, which performs intra-prediction, comprises: performing a filtering operation on the signal which is reconstructed prior to an encoding object signal in an encoding object image; using the filtered reconstructed signal to generate a prediction signal for the encoding object signal; setting the generated prediction signal as a reconstruction signal for the encoding object signal; and not encoding the residual signal which can be generated on the basis of the difference between the encoding object signal and the prediction signal, thereby performing skip encoding on the encoding object signal. |
| US10574982B2 |
Effective wedgelet partition coding
Wedgelet separation lines of neighboring blocks are predicted from each other by aligning the wedgelet separation lines of such neighboring blocks to each other, thereby reducing the side information coding rate that may be used. |
| US10574981B2 |
Effective Wedgelet partition coding
Wedgelet separation lines of neighboring blocks are predicted from each other by aligning the wedgelet separation lines of such neighboring blocks to each other, thereby reducing the side information coding rate that may be used. |
| US10574979B2 |
Image sensor having a processing part for reading and/or writing information from/to the memory of each of modularized components
Provided is a technique for facilitating management of an image sensor having a modular structure. The image sensor includes an imaging system and a processing part executing a process using an image acquired by the imaging system. The imaging system is configured by combining a plurality of modularized components. Each of the components includes a non-volatile memory. The processing part is capable of reading and/or writing information from/to the memory of each of the components. |
| US10574978B1 |
System and method for diagnosing QOE in real time communication
A real-time communication monitoring and diagnosing system is provided on a real-time communication monitoring and diagnosing computer system. The monitoring and diagnosing system includes time line, a video downstream bitrate axis extending upward from reference line, an audio downstream bitrate axis extending downward from the reference line, a video downstream bitrate curve in a first color above the reference line, an audio downstream bitrate curve in a second color below the reference line, a set of choppy video marks in a third color above and along the reference line, a set of blurry video marks in a fourth color as a dotted line along the video downstream bitrate curve, and a set of audio marks in a fifth color below and along the reference line. |
| US10574977B2 |
Floating image display unit
A floating image display unit according to an embodiment of the technology includes an optical plate and one or a plurality of reflectors. The optical plate includes a plurality of optical elements arranged in a matrix on a substrate having a normal in a Z-axis direction, and each of the optical elements is configured to regularly reflect an entering light beam of a Z-axis direction component and recursively reflect an entering light beam of an XY-axis direction component. The one or the plurality of reflectors are configured to reflect light outputted from a light emitter or a light irradiation target object disposed on rear surface side of the optical plate, thereby causing the light to obliquely enter a rear surface of the optical plate. |
| US10574975B1 |
Method and apparatus for navigating through panoramic content
Aspects of the subject disclosure may include, for example, receiving content that includes a 360-degree video, determining that guidance is enabled with respect to the content, obtaining an input responsive to determining that the guidance is enabled, and obtaining the guidance with respect to a playback of the content, where the obtained guidance is based on the input. Other embodiments are disclosed. |
| US10574970B2 |
Apparatus and method for focal length adjustment and depth map determination
A method for focal length adjustment includes capturing scene images of a scene using a first imaging device and a second imaging device of an imaging mechanism, determining a distance between an object of interest in the scene and the imaging mechanism based on the scene images of the scene, and automatically adjusting a focal length of the imaging mechanism according to the distance. |
| US10574965B2 |
Simplified advanced residual prediction for 3D-HEVC
This disclosure describes techniques for 3D video coding. In particular, this disclosure is related to techniques for advanced residual prediction (ARP) in 3D-HEVC. According to one techniques of this disclosure, when performing inter-view ARP for a bi-directionally predicted block, the video coder may determine a motion vector for a first corresponding block as part of performing ARP for a first prediction direction and reuse that determined motion vector when performing ARP for a second prediction direction. According to another technique, for a bi-directionally predicted block, a video coder may apply ARP in only one direction for a chroma component of a block but apply ARP in two directions for a luma component of the block. According to another technique, a video coder may selectively apply ARP to chroma components based on block size. These simplifications, as well as other techniques included in this disclosure, may reduce overall coding complexity. |
| US10574961B2 |
Image processing apparatus and image processing method thereof
Disclosed is an image processing apparatus and a control method thereof that can correct the brightness of a pixel in an image. Reflection characteristics of environment light when the image is captured are estimated by applying smoothing to the image. The brightness of the pixel is corrected by computing a correction value for correcting the brightness of the pixel based on the reflection characteristics of the environment light and adding the correction value to the pixel. The brightness can be corrected while suppressing an amplification of noise and a loss of details of a subject. |
| US10574955B2 |
Re-projecting flat projections of pictures of panoramic video for rendering by application
Innovations in reconstruction and rendering of panoramic video are described. For example, a view-dependent operation controller of a panoramic video playback system receives an indication of a view direction for an application and, based at least in part on the view direction, identifies a section of a picture of panoramic video in an input projection. The view-dependent operation controller limits operations of a color converter, video decoder, and/or streaming controller to the identified section. In this way, the panoramic video playback system can avoid performing operations to reconstruct sections of the picture of panoramic video that will not be viewed. As another example, a mapper of a panoramic video playback system re-projects at least some sample values in an input flat projection towards a center location for a view direction, producing an output flat projection, which an application can use to generate one or more screen projections. |
| US10574951B2 |
Control of color primaries and white point in a laser-phosphor projector
A light projection system for generating an image with three primary colors, each primary color being respectively defined by a first, second and third wavebands. The system includes a first blue laser source emitting a first beam in a fourth waveband, the first blue laser source having a first laser driver, a second blue laser source emitting a second beam having a central wavelength and a fifth waveband, the second blue laser source having a second laser driver, a substrate having a wavelength conversion element for emitting light at a plurality of wavelengths after absorption of a light beam at an excitation wavelength within a fifth waveband of the second blue laser source and a beam combiner for combining the combined first beam and the converted beam, which combination results in a white beam. Dichroic losses can be reduced by using a green phosphor together with red laser assistance. |
| US10574948B2 |
Projector, functional filter, and substitute glass plate
[Solving Means] A projector according to the present technology includes a lightbulb, a projection section, and a replacement mechanism. The lightbulb modulates light. The projection section projects light modulated by the lightbulb. The replacement mechanism holds a transmissive member arranged on an optical path between the lightbulb and the projection section and is capable of replacing the transmissive member. |
| US10574947B2 |
Object reconstruction in disparity maps using displaced shadow outlines
Systems and methods for reconstructing an object boundary in a disparity map generated by a structured light system are disclosed. One aspect is a structured light system. The system includes an image projecting device configured to project codewords. The system further includes a receiver device including a sensor, the receiver device configured to sense the projected codewords reflected from an object. The system further includes a processing circuit configured to generate a disparity map of the object, detect a first boundary of the object in the disparity map, identify a shadow region in the disparity map adjoining the first boundary, the shadow region including pixels with codeword outages, and change a shape of the object in the disparity map based on the detected shadow region. The system further includes a memory device configured to store the disparity map. |
| US10574943B2 |
Information processing system, information processing method, and program
An information processing system includes: a first input unit configured to receive an input of a video captured by each of a plurality of image capturing devices; a selection unit configured to select a different moving object that is different from a tracking-target moving object in the video captured by a first image capturing device of the plurality of video devices, from among moving objects in the video captured by the first image capturing device; and an estimation unit configured to estimate a time point at which the tracking-target moving object is to appear, based on whether or not the different moving object has appeared in the video captured by a second image capturing device of the plurality of image capturing devices. |
| US10574941B2 |
Terminal and server for providing video call service
Provided is an application stored in a computer-readable storage medium to perform a method of providing a video call service, the method including, in a first terminal, establishing a video call session between the first terminal and a second terminal; modulating and displaying an area of an image of a second user, except for an exposure area, the image of the second user being displayed in the first terminal; detecting a predetermined event during the video call session; and controlling a size of the exposure area based on the predetermined event. |
| US10574934B2 |
Ultrasound observation device, operation method of image signal processing apparatus, image signal processing method, and computer-readable recording medium
An image signal processing apparatus includes: circuitry including: a mode setting circuitry configured to change a mode to one of a first mode and a second mode; a dividing circuitry configured to divide an input image signal into a base component signal and a detail component signal when the mode setting circuitry sets the first mode; a first tone compressing circuitry configured to perform a tone compression process on the base component signal to generate a compressed base component signal; a synthesizing circuitry configured to generate a synthetic image signal based on the detail component signal and the compressed base component signal; and a second tone compressing circuitry configured to perform a tone compression process such that tone of the input image signal becomes approximately equal to tone of the compressed base component signal when the mode setting circuitry sets a second mode. |
| US10574933B2 |
System and method for converting live action alpha-numeric text to re-rendered and embedded pixel information for video overlay
Systems and methods for converting live action alpha-numeric text to re-rendered and embedded pixel information for video overlay. For example, a computer-implemented method may include converting a captured image of alphanumeric characters into ASCII code, transmitting the ASCII code to a hub, capturing a video stream, generating a first output video stream, wherein the first output video stream includes the captured video stream and an overlay including the ASCII code, converting a captured image of a second set of alphanumeric characters into an ASCII code, transmitting the ASCII code to the hub, generating an updated output video stream, wherein the updated output video stream includes the captured video stream and an updated overlay including the ASCII code, and transmitting the updated output video stream for display. |
| US10574931B2 |
Systems, methods, and media for presenting media content
Systems, methods, and media for presenting media content are provided. In some implementations, a system for presenting media content is provided, the system comprising: a hardware processor that is programmed to: establish a connection with a media playback device; respond to a discovery request from a computing device presenting a media content item; establish a persistent communication channel with the computing device over a network in response to a request from the computing device to establish the persistent communication channel; receive identifying information of the media content item being presented by the computing device and identifying information of a source of the media content item being presented by the computing device; request the media content item from the identified source of the media content item as a stream of media content; and cause the media content item to be presented using the media playback device. |
| US10574930B2 |
Image sensor and electronic camera
An image sensor includes a first semiconductor layer provided with a pixel, including a photoelectric conversion unit that photoelectrically converts incident light to generate an electric charge, an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit, and a transfer unit that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit, a second semiconductor layer provided with a supply unit that supplies the transfer unit with a transfer signal for transferring the electric charge from the photoelectric conversion unit to the accumulation unit, and a third semiconductor layer into which a signal is inputted, the signal being based on the electric charge that has been transferred to the accumulation unit. |
| US10574923B2 |
Image capturing device and driving method thereof
An image capturing device including a pixel array having pixels forming a first group and pixels forming a second group, a selection circuit to sequentially output signals of the pixels of the first group to a first signal line and sequentially output signals of the pixels of the second group to a second signal line, an output circuit to output a pixel signal in accordance with a signal supplied to an input node from the pixel array via the selection circuit, a switch circuit to control connection of the first signal line to the input node and connection of the second signal line to the input node, a load circuit to consume power, a reset circuit to perform a reset operation of resetting a potential of the input node. |
| US10574920B2 |
Pooling of two columns of pixels of an image detector
An image detector comprises a sensor produced on a first monolithic substrate comprising a set of pixels organized in a matrix on rows and columns and configured to generate signals as a function of a radiation striking the detector, column conductors, each linking the pixels of a same column and intended to convey the signals generated by the pixels, at least one bump contact situated at the periphery of the first substrate and outside of the matrix of pixels and linked to the column conductors. At least two column conductors are connected together on the first substrate outside of the matrix of pixels and the column conductors connected together converge toward the at least one bump contact. |
| US10574914B2 |
Methods and apparatus for actuator control
Various embodiments of the present technology may comprise methods and apparatus for actuator control. The methods and apparatus may comprise various circuits and/or systems to detect an induced voltage and various signal processing functions to utilize the induced voltage to control the actuator. The apparatus for actuator control may comprise an induced voltage detection circuit and adjust the actuator position according to the detected induced voltage. |
| US10574911B2 |
Multispectral imaging apparatus
A lens compound for connecting to an interchangeable lens mount of a digital camera having a single image sensor, the lens compound including a body; a single mount connecting ring mounted on the body for connecting to the lens mount of the digital camera; at least two lenses of substantially identical focal length mounted in the body; and a different single or multi bandpass filter associated with each of the lenses, allowing the passage of at least one visible band and one non-visible band, selected from the group consisting of near infra-red bands and ultra violet bands of light, through the filters to the sensor; wherein the lenses are of substantially identical field of view and substantially identical image circle at a sensor plane of the image sensor. |
| US10574908B2 |
Systems, vehicles, and methods for automatically displaying image data when a vehicle is located on an on-ramp to a roadway
A system for automatically displaying image data when a vehicle is located on an on-ramp to a roadway includes one or more processors, left and right vehicle side cameras, a display, and one or more memory modules. The one or more memory modules store logic that cause the system to: determine, based on the location signal output by the one or more vehicle location sensors, whether a vehicle is on the on-ramp to merge on to the roadway; determine a direction of merging, and display image data on the display. Image data from the left vehicle side camera is displayed when it is determined that the direction of merging is to a left side of the vehicle. Image data from the right vehicle side camera is displayed when it is determined that the direction of merging is to a right side of the vehicle. |
| US10574903B2 |
Coordinated parking-monitoring system
A coordinated parking-monitoring system comprises a plurality of camera-based parking-monitoring devices. Each camera in the coordinated parking-monitoring system can effectively monitor more parking areas than a single camera-based parking-monitoring device. |
| US10574897B2 |
Display system, display device, and control method for display device
An HMD includes a display section configured to display an image to enable visual recognition of an outside scene by transmitting external light, an operation detecting section configured to detect operation, a HMD control section configured to generate, according to the operation detected by the operation detecting section, a command for operating a first mobile body, a communication control section configured to acquire first mobile body image data concerning a captured image captured by the mobile body, and a display control section configured to cause the display section to display an image based on the first mobile body image data acquired by the communication control section. The display control section controls visibility of the outside scene in the display section. |
| US10574895B2 |
Image capturing method and camera equipped electronic device
Methods for capturing images using camera-equipped electronic devices and electronic devices are provided. The electronic device includes a display, a camera, at least one sensor, and a processor electrically connected with the display, the camera, and the at least one sensor, wherein the processor is configured to receive a signal for obtaining an image, obtain a preview image through the camera in response to the received signal, identify a first motion of the electronic device through the at least one sensor while the preview image obtained through the camera is displayed through the display, and control the electronic device based on the identified first motion and the preview image. |
| US10574894B2 |
Systems and methods for stabilizing videos
Images with an optical field of view are captured by an image capture device. An observed trajectory of the image capture device reflects the positions of the image capture device at different moments may be determined. A capture trajectory of the image capture device reflects virtual positions of the image capture device from which video content may be generated. The capture trajectory is determined based on a subsequent portion of the observed trajectory such that a portion of the capture trajectory corresponding to a portion of the observed trajectory is determined based on a subsequent portion of the observed trajectory. Orientations of punch-outs for the images are determined based on the capture trajectory. Video content is generated based on visual content of the images within the punch-outs. |
| US10574892B2 |
Depth camera based image stabilization
A processing device collects depth data for frames in a sequence of images of a video stream being provided by a source device to a target device as part of a communication session. The depth data is created by a depth aware camera of the source device. The processing device maps, using the depth data, feature locations of the features of an object in a frame to feature locations of the features of the object in other frames, determines overlapping frame sections between the frames using the mapped feature locations, modifies, in the sequence of images, a set of images corresponding to the frames based on the overlapping frame sections to create a stabilized stream of images for the video stream, and provides the stabilized stream of images in the video stream as part of the communication session. |
| US10574891B1 |
Continuous operation of a camera
A monitoring system includes a camera that includes a removable primary power source and a secondary power source. The camera is configured to detect removal of the primary power source. The camera is configured to draw power from the secondary power source and generate a primary power source removal notification indicating that the primary power source has been removed from the camera. The monitoring system includes a monitor control unit that is configured to receive the primary power source removal notification. The monitor control unit is configured to determine whether a primary power source removal request was received within a period of time before receipt of the primary power source removal notification, the primary power source removal request indicating that the primary power source will be removed within the period of time. The monitor control unit is configured to perform a monitoring system action. |
| US10574890B2 |
Methods and apparatus to operate a mobile camera for low-power usage
An example mobile camera includes a first convolutional neural network to recognize a first feature in first sensor data in response to the first feature being detected in the first sensor data; a state transitioner to transition the mobile camera from a first feature detection state to a second feature detection state in response to the first convolutional neural network recognizing the first feature, the mobile camera to operate using higher power consumption in the second feature detection state than in the first feature detection state; a second convolutional neural network to recognize a second feature in second sensor data in the second feature detection state; and a communications interface to send to an external device at least one of first metadata corresponding to the first feature or second metadata corresponding to the second feature. |
| US10574886B2 |
Generating panoramic video for video management systems
Generating panoramic video viewable at a third-party video management system includes receiving image data captured by at least one camera. The received image data may be captured at a plurality of angles (e.g., stop positions) arranged about a single axis (e.g., about which the camera rotates). The received image data may optionally be analyzed. Based on the received image data (and any optional analysis thereof), panoramic video derived from the captured image data (e.g., still images) may then be generated. A single video stream including the generated panoramic video may then be generated. The single generated video stream may then be sent to a third-party video management system (VMS). The video stream may be usable by the video management system for displaying the generated panoramic video. Various other views or other information may also be included in the single video stream sent to the VMS. |
| US10574885B2 |
Method for displaying video images for a vehicular vision system
A method for displaying video images includes providing a plurality of cameras and an electronic control unit at the vehicle. One of the cameras functions as a master camera and other cameras function as slave cameras. During a forward driving maneuver of the vehicle, the forward viewing camera functions as the master camera and at least the driver-side sideward viewing and passenger-side sideward viewing cameras function as slave cameras, during a reversing maneuver of the vehicle, the rearward viewing camera functions as the master camera and at least the driver-side sideward viewing and passenger-side sideward viewing cameras function as slave cameras. Exposure, gain and white balance parameters of the master camera are used at least by the master camera and the slave cameras. A composite image is displayed, with adjacent image sections of the composite image appearing uniform in brightness and/or color at the borders of the image sections. |
| US10574883B2 |
System and method for guiding a user to take a selfie
Systems and methods for improving the image quality of a selfie. The system and method include analyzing a selfie with image processing modules and selfie quality index modules. The image processing modules process the image using face and landmark detection techniques and face normalization techniques. The selfie quality index modules analyze the selfie for important image quality metrics and provide feature vectors that are used to generate a selfie quality index score. The selfie quality index score can be used to determine whether the selfie meet minimum threshold quality requirement for further analysis by the system for a skin condition. |
| US10574877B2 |
Mobile terminal
The present invention relates to a mobile terminal comprising: a first body unit; a second body unit; a display unit; a camera module; and a control unit, wherein when the second body unit rotationally moves toward the first body unit, if the angle between the first body unit and the second body unit is not more than a first angle and not less than a second angle, the control unit operates the camera module to photograph an image, and if the angle between the first body unit and the second body unit is less than the second angle, the control unit stops the image photographing of the camera module, and wherein when returning the second body unit so that the angle between the first body unit and the second body unit is greater than or equal to the first angle, the control unit displays the image photographed by the camera module on the display unit. |
| US10574876B2 |
Photography environment control
In implementations of photography environment control, an environment controller is a device that maintains a photography environment map of an environment in which images are captured as photographs. The photography environment map includes locations of fixed light sources that are usable to illuminate a subject for image capture in a region of the environment. The environment controller implements an imaging recommendation module that can determine optimal lighting for the image capture of the subject in the region of the environment. The environment controller can then control the fixed light sources used to adjust ambient lighting conditions of the region in the environment for the optimal lighting and the image capture of the subject. The environment controller can also initiate communication of imaging recommendations to a camera device in the environment for the image capture of the subject. |
| US10574875B2 |
Camera module
A camera module comprises a circuit board and a base. A circuit board comprises a first surface and a second surface opposite to the first surface. At least one receiving groove is defined in the first surface. The receiving groove has not extended through the second surface. Each the at least one receiving groove receives an electronic component, and a height of the electronic component is less than a depth of the receiving groove. A base is fixed on the top surface. The at least one receiving groove is covered by the base to seal electronic components. A side surface of the base is aligned with a wall of the receiving groove. |
| US10574871B2 |
Camera and lens assembly
Dual-lens assemblies and cameras including dual lens-assemblies that include a first lens barrel securing a first lens having a first optical axis and a second lens barrel securing a second lens having a second optical axis are disclosed. In one dual-lens assembly, the first optical axis is approximately parallel to and spaced from the second optical axis by a lateral offset, axial lengths of the first lens barrel and the second lens barrel are approximately equal, and the first lens and the second lens are oriented in opposite directions at opposing ends of the first lens barrel and the second lens barrel. |
| US10574870B2 |
Lens module comprising an image sensor mounted in the receiving groove of a circuit board with electronic components and method for assembling the same
A lens module with compact appearance includes a circuit board, an image sensor, a package bracket, an optical filter, and a lens unit. The circuit board defines a first receiving groove for receiving the image sensor. The circuit board has electronic components and gold fingers on one surface. Metallic wires are arranged on edges of a surface of the image sensor. The package bracket is integrally formed on the circuit board to wrap the electronic components, the gold fingers, and the metallic wires therein. The optical filter is connected to surface of the package bracket facing away from the circuit board. The lens unit includes a hollow lens holder and a lens mounted in the lens holder. The lens holder is connected to the surface of the mounting frame facing away from the circuit board. |
| US10574869B2 |
Plastic barrel, camera module, and electronic device
A plastic barrel including an object-end portion, a holder portion, and a tube portion is proposed. The object-end portion includes an outer object-end surface, an object-end hole, and an inner annular object-end surface. A part of the inner annular object-end surface is connected with the outer object-end surface and surrounding the object-end hole. The holder portion includes a bottom surface, a bottom hole, and an outer bottom side. The bottom surface surrounds the bottom hole and is connected with the outer bottom side. The holder portion further includes cut traces formed by partially removing gate portions. The tube portion includes inner annular surfaces and connects the object-end portion with the holder portion. |
| US10574867B2 |
Three dimensional imaging device
An imaging device may include a housing and a pair of lenses mounted in the housing. A mechanism maintains the lenses in a horizontal orientation when the housing is rotated about an imaging axis. |
| US10574865B2 |
Camera chassis for a panoramic camera with isotheramal mounting base
A chassis for use in a panoramic camera is disclosed. The chassis comprises a base, a heat sink which comprises a metal boss formed on a first portion of the base to dissipate heat generated by a main processor of the panoramic camera; and an isothermal mounting structure formed on a second portion of the base, wherein an isothermal mounting structure defines a plurality of mounting formations each for securing imaging sensor thereto. |
| US10574860B2 |
Image scanner
An image scanner includes: a document table; a document cover; a light source; an image sensor; and a circuit configured to: acquire, as pre-reading black data, the line data that is generated by the image sensor in a state where the light source is turned off; after acquiring the pre-reading black data, acquire, as line image data, the line data that is generated by the image sensor in a state where light is emitted from the light source to an original document supported on the document table; after acquiring the line image data, acquire, as post-reading black data, the line data that is generated by the image sensor in a state where the light source is turned off; determine black reference data based on the post-reading black data and the pre-reading black data; and perform black correction on the line image data based on the black reference data. |
| US10574856B2 |
Image reading apparatus with reference surface to generate reference data for shading correction, and related image forming apparatus and method
An image reading apparatus according to an embodiment includes an image reading unit configured to generate reference data by reading a reference surface and to generate image data by reading a sheet. A reference unit has a reference surface. A shading correction unit determines whether a portion of the reference surface includes a contaminant based on image data generated by the image reading unit reading the portion of the reference unit. When the portion of the reference surface is determined to not include a contaminant, the shading correction unit generates reference data based on the image data generated by the image reading unit reading the portion of the reference surface determined to not include a contaminant. |
| US10574852B2 |
Imaging optical mechanism, reading module, and image reading apparatus
An imaging optical mechanism includes a first concave mirror and a second concave mirror at a position shifted from the first concave mirror in a sub-scanning direction. A plurality of aperture members in which slits are formed is disposed between the first concave mirror and the second concave mirror. The first concave mirror reflects light incident from an original document so as not to be imaged at a position between the first concave mirror and the second concave mirror in the sub-scanning direction, and reflects light incident from the original document so as to be imaged at the position between the first concave mirror and the second concave mirror in a main scanning direction. The second concave mirror reflects light which is reflected by the first concave mirror and incident thereto, so as to be imaged at a position of a sensor. |
| US10574851B2 |
Image scanning apparatus
When consecutively feeding a plurality of media, an image scanning apparatus, according to the length of a preceding medium in a feed direction, changes the feed control for feeding the succeeding medium. |
| US10574850B2 |
Image reading apparatus and image forming apparatus
An image reading apparatus includes an illumination unit that illuminates light on an image surface of a sheet, and a photoelectric conversion element that converts reflected light from the sheet illuminated by the illumination unit into an electric signal. The illumination unit includes a circuit board including a light emitting element, and a light guide that guides light, emitted from the light emitting element, to a sheet read surface. In the image reading apparatus, the light guide includes a positioning surface that abuts against a first surface of the circuit board and that performs positioning of the light guide and the circuit board, and a pressing portion that abuts against a second surface of the circuit board on an opposite side of the first surface and that presses the circuit board against the positioning surface. |
| US10574849B2 |
Image forming apparatus, control method of image forming apparatus, and program
An import unit of an image forming apparatus performs control as follows. If an import target setting value corresponds to a device setting, the import unit determines whether the setting value complies with the security rule. If it is determined that the setting value complies with the security rule, the import unit executes the import processing of the setting value. If it is determined that the setting value does not comply with the security rule, the import unit does not execute the import processing of the setting value. Further, if an import target setting value corresponds to an individual setting, the import unit executes the import processing of the setting value regardless of the security rule. |
| US10574848B1 |
Information processing apparatus with registered image detection
An information processing apparatus includes a setting unit, a detector and a controller. The setting unit sets setting information associating a registered image obtained by reading an image with control information indicating whether input image data is to be stored or not. The detector detects the registered image from the input image data. The controller controls whether or not the input image data including the registered image is stored in a storage based on the setting information. |
| US10574846B2 |
Image scanner, method, and computer-readable medium for detecting document edge positions
An image scanner includes a document detector configured to, each time line scanning is repeated a predetermined number of times, perform an edge detecting process to detect a position of a lateral side extending in a sub scanning direction from a non-reference corner of a sheet, in the edge detecting process performed for a first time, set a position of the non-reference corner in a main scanning direction as a detection reference position, in the edge detecting process performed for a second or later time, set a previously-detected position of the lateral side in the main scanning direction as the detection reference position, and in each edge detecting process, set a detection range in the main scanning direction on the basis of the detection reference position, and detect a specific pixel corresponding to the lateral side in the main scanning direction within the detection range in the main scanning direction. |
| US10574839B2 |
Image processing apparatus, method and storage medium for acquiring character information from scanned image
An image processing apparatus including: an analysis unit configured to extract a text area by performing area division processing for a binary image obtained by binarizing the scanned image by a first binarization method; a determination unit configured to determine a binary image used in OCR processing; and a character recognition unit configured to perform the OCR processing by using the binary image determined by the determination unit for the text area extracted by the analysis unit, and the determination unit: in a case where a binary image used in the area division processing is suitable to the OCR processing, determines the binary image as a binary image used in the OCR processing; and in a case where a binary image used in the area division processing is not suitable to the OCR processing, generates a binary image by a second binarization method whose accuracy is higher than that of the first binarization method and determines the generated binary image as a binary image used in the OCR processing. |
| US10574836B2 |
Electronic device
An electronic device includes a power unit that accommodates a battery; a communication unit that wirelessly communicates with an external device; and a printer unit that prints print data obtained by the communication unit on a recording paper, wherein an outer appearance of the electronic device is a cylindrical shape. |
| US10574829B2 |
Integrating additional information into a telecommunications call
Methods, systems, and apparatus include computer programs encoded on a computer-readable storage medium, including a method for providing information. A request is received by a call routing server to establish a call between a client device and a remote telecommunications device. A given transmission criterion that triggered distribution of the particular digital component to the client device is determined by a call context server. A set of contextual information that is mapped to the given transmission criterion is identified, by the call context server, in a data store storing a mapping of transmission criteria to contextual information. The client device is connected, by the call routing server, to the remote telecommunications device using the phone number. The set of contextual information is transmitted to the remote telecommunications device or a computing device that is associated with the remote telecommunications device while the call is being connected or in progress. |
| US10574827B1 |
Method and apparatus of processing user data of a multi-speaker conference call
A method and apparatus of sharing documents during a conference call data is disclosed. One example method may include initiating a document sharing operation during a conference call conducted between at least two participants communicating during the conference call. The method may also include transferring the document from one of the two participants to another of the two participants, and recording at least one action performed to the document by the participants during the conference call. |
| US10574826B2 |
Visual voicemail method for managing deleted messages
A method for managing visual voicemail messages includes displaying a list of voicemail messages on a telecommunications handset, receiving user commands for operating on the voicemail messages including a delete message command and in response to a delete message command, marking a voicemail message for deletion with a delete timestamp and moving the voicemail message to a Deleted Messages folder. A Deleted Message Age Indicator function processes to control permanent deletion of voicemail messages in the Deleted Messages folder based on delete timestamps and a global Delete Time value in cooperation with a visual voicemail platform. |
| US10574824B2 |
Method and apparatus for facilitating agent conversations with customers of an enterprise
In a method and apparatus for facilitating agent interactions with customers of an enterprise, one or more intents corresponding to an input provided by a customer during a conversation with a Virtual Agent (VA) are predicted. A confidence score corresponding to each intent is computed. The confidence score is indicative of an ability of the VA to provide an effective response to the input. The confidence score corresponding to each intent is compared with a predefined threshold score. If the confidence score is less than the predefined threshold score, the conversation is deflected from the VA to a human agent to respond to the input of the customer. The conversation is deflected from the human agent to the VA for a subsequent input if a respective confidence score of at least one intent predicted for the subsequent input is greater than or equal to the predefined threshold score. |
| US10574820B1 |
Response quality index for service sessions
Techniques are described for analyzing communications sent during a service session to provide (e.g., customer) service on a social media channel, the analysis to determine a quality of service provided during the session. Natural language processing, lexical analysis, pattern matching, or other types of analysis may be used to determine an empathy factor and a conversational factor for communications between a service representative (SR) and a user during a session. The factors may be combined with other factors, such as a timely acknowledgement factor and a timely resolution factor, to generate a response quality index (RQI) for the session. Based on the RQI, feedback information may be generated and sent to the SR. In some implementations, the communications may be analyzed and feedback information sent to the SR in real time during the session, to dynamically improve service quality. |
| US10574819B1 |
Response quality index for service sessions
Techniques are described for analyzing communications sent during a service session to provide (e.g., customer) service on a social media channel, the analysis to determine a quality of service provided during the session. Natural language processing, lexical analysis, pattern matching, or other types of analysis may be used to determine an empathy factor and a conversational factor for communications between a service representative (SR) and a user during a session. The factors may be combined with other factors, such as a timely acknowledgement factor and a timely resolution factor, to generate a response quality index (RQI) for the session. Based on the RQI, feedback information may be generated and sent to the SR. In some implementations, the communications may be analyzed and feedback information sent to the SR in real time during the session, to dynamically improve service quality. |
| US10574817B2 |
Methods of using call for service data in an analytic capacity
Computer-implemented methods and computer-readable media are disclosed for processing call-for-service data to facilitate queries and reports to enhance usefulness of call-for-service data. In one embodiment, a computer-implemented method performable by a computer system includes receiving at a computer system data for a plurality of calls-for-service. Individual data for an individual call-for-service includes one or more fields storing information relating to the call-for-service. Based on the information stored within the one or more fields of the individual data, one or more supplemental classifiers are automatically identified. The one or more supplemental classifiers are associated with the individual data. The one or more supplemental classifiers associated with the individual data enable the individual call-for-service to be identified when the one or more supplemental classifiers match one or more specified criteria. |
| US10574811B2 |
System and method for facilitating communications between inmates and non-inmates
A system and method for incoming and outgoing RCS messages with inmates includes a database including a plurality of user records, wherein the user records include a plurality of user profiles and a plurality of inmate profiles, wherein each of the user profiles includes a user ID, a mobile ID, a carrier, and at least one inmate account number. Each of the inmate profiles includes an inmate user ID, a carrier, a current account balance, and at least one user account number. The system and method also includes an application server including a processor programmed to receive a RCS message from a new user profile, determine a carrier of the user profile, process the new user profile based on the carrier, wherein the carrier is determined by a triggering event, and send the new user profile to an appropriate list for future RCS messaging. |
| US10574810B1 |
Disablement of Wi-Fi access in response to lack of activated SIM card
Example embodiments relate to a user equipment that can receive a command to turn on the user equipment. In response to determining that the user equipment has not been initialized, and prior to displaying a graphical user interface listing a Wi-Fi network to which the user equipment can connect, the user equipment presents a graphical user interface that displays an option to activate a cellular service provided by a mobile network operator entity, but does not display an option to activate the cellular service at a subsequent time. |
| US10574807B2 |
Hybrid secondary screen smart cover with e-ink
A device and apparatus is provided for a hybrid secondary screen smart cover with e-ink. The hybrid mobile device cover includes a first panel configured to connect to a mobile device. The hybrid mobile device cover also includes a second panel configured to cover a touchscreen of the mobile device. The second panel includes an e-ink display configured to display images in response to interactions with the touchscreen of the mobile device using an interface window. |
| US10574800B2 |
Multi-layer transparent structures for electronic device housings
Transparent structures for portions of electronic device housings are disclosed. The transparent structures are formed from multiple layers of transparent (optically clear) materials. The multiple layers can include at least an outer glass layer and one or more other transparent layers that can be either glass or polymer layers. The multiple layers can be bonded together with one or more lamination layers. Accordingly, multi-layer transparent structures that are formed from multiple layers bonded together are able to be not only thin but also sufficiently strong and resistant to damage. The multi-layer transparent structures are well suited for use in consumer products, such as consumer electronic devices (e.g., portable electronic devices). |
| US10574798B2 |
Apparatus for transmitting broadcast signal, apparatus for receiving broadcast signal, method for transmitting broadcast signal and method for receiving broadcast signal
A method of transmitting a broadcast signal is discussed. The method includes generating, by a broadcast transmitter, a plurality of input packets comprising broadcast data, generating, by the broadcast transmitter, link layer packets carrying the input packets, wherein a link layer packet among the link layer packets includes a header and a payload, wherein the header includes information about whether an additional header following the header exists or not, wherein the header includes information indicating least significant bits (LSBs) of a length of the payload, and when the additional header exists, the additional header includes information indicating most significant bits (MSBs) of the length of the payload, and wherein the link layer packets include signaling information for header compression of the input packets when the input packets are compressed internet protocol (IP) packets, and transmitting, by the broadcast transmitter, the generated link layer packets through a physical layer pipe (PLP). |
| US10574797B2 |
Method for configuring a device connected to a field bus
The invention relates to a method for configuring a device connected to a field bus, comprising: providing a field bus which is based on an Ethernet network, providing a first device connected to the field bus, transmitting a broadcast message from the new device over the field bus, wherein the broadcast message requests information about a field bus protocol used on the field bus and/or to be used by the new device, sending a configuration response in response to the broadcast message from the first device to the new device, wherein the configuration response comprises information at least about a field bus protocol used on the field bus and/or to be used by the new device. |
| US10574792B2 |
Referencing change(s) in data utilizing a network resource locator
The subject disclosure relates to techniques for referencing a change in data utilizing a network resource locator. An interface component can receive one or more requests that are associated with a data set from a client, and send, based on the one or more requests, a network resource locator and at least one portion of the data set to the client. Further, a data service component can compute a parameter that is associated with a change of the data set, and include the parameter in the network resource locator. In other embodiments, the data service component can receive a request utilizing the network resource locator, determine the change of the data set based on the parameter, and send the change of the data set to the client. |
| US10574788B2 |
System for data transfer based on associated transfer paths
Methods, systems, and apparatus for transferring data are described. A list of recipients of the data is obtained and one or more paths to each recipient of the data is determined. An overall transfer cost of each path is computed and one or more transfer paths for each recipient are selected based on a corresponding overall transfer cost. Then a packet of data is transferred to a client device associated with each transfer path. |
| US10574781B2 |
Profile page with biographical summary for social networking system user
A social networking system provides a short, unbiased biographical summary for a user of the social networking system. The short biography includes a few relevant biographical information items selected from the user's profile and is displayed on the profile page. The short biography may be displayed with a set of photographs also selected from the profile for their relevance. Relevance may be based on various information including temporal relevance and relevance to the viewing user. Display of the short biography allows a viewer to easily find current biographical information about the user in an abbreviated format. |
| US10574772B2 |
Content engine for mobile communications systems
An exemplary content engine includes a content gateway configured to analyze and route content requests to a content server. The content server can be a cache server or a mobile content server. The cache server can be configured to receive and store cacheable web content from a controller that is configured to receive the cacheable web content from at least one cacheable web content provider, such as a web server, and route the content to the cache server. The mobile content server can be configured to receive, from the controller, and store the digital media content. The controller can be further configured to receive the digital media content from at least one external content server and route the content to the mobile content server. The content gateway can be further configured to receive non-cacheable web content from at least one non-cacheable web content provider. |
| US10574767B2 |
System and method for providing real-time media consumption data
In accordance with an embodiment, described herein is a system and method for use with a digital media content environment, such as a music streaming service, for providing real-time media consumption data. As users interact with the digital media content environment using media devices, usage data that describes the characteristics of media content being streamed for playing by the media devices, is collected by a counter processor, and associated with buckets indicative of periods of time within a plurality of time windows. The usage data associated with each time window can be processed, for example to generate real-time rankings, or other type of media consumption data, for use by a reporting server. The real-time media consumption data which is reported can be used, for example, by artists, managers, media content publishers, or other type of content providers, to evaluate fast-changing media consumption trends. |
| US10574762B2 |
Method and apparatus for communication connection service
Methods and apparatus are provided for communication connection service. Identification information of a second device is acquired. An inquiry about whether to register the second device as a favorite device is displayed. A registration request message is sent to a server, when a request to register the second device as the favorite device is inputted in response to the inquiry. The registration request message includes the identification information of the second device. A registration response message is received from the server in response to the registration request message. A user interface of the first device is controlled to provide feedback informing of a success or a failure in registering the second device as the favorite device based on the registration response message. |
| US10574761B2 |
Managing connections for data communications following socket failure
An apparatus, computer-implemented method and computer program product manages connections for data communication. A first system initiates a process for establishing a new connection pipe of a socket-based connection between the first system and a second system. The new connection pipe is a replacement for an existing connection pipe. The existing connection pipe is accessed by a respective existing socket at each of the first and second systems. The first system receives acknowledgement from the second system confirming that the replacement connection pipe is established. The replacement connection pipe is accessed by a respective replacement socket at each of the first and second systems. The first system re-associates sessions of the existing socket at the first system to the replacement socket at the first system. |
| US10574756B2 |
Electronic device, selection control system, selection method, and recording medium
An electronic device includes: a memory; and a processor connected to the memory and configured to receive signals from a plurality of sensors that detect an activity state of a user wearing, or having in its vicinity, the electronic device, wherein the processor reads out a program stored in the memory to perform the following processes: receiving the signals from the plurality of sensors; determining the activity state of the user based on the received signals; selecting one or more of sensors from the plurality of sensors on the basis of the determined activity state; deriving, on the basis of the determined activity state, information to be communicated to the user, the information to be communicated to the user being derived from the signals from the selected one or more of the sensors; and causing the derived information to be communicated to the user. |
| US10574753B2 |
Data files synchronization with cloud storage service
A method for synchronizing data files between a client device and a cloud storage service (CSS). The method comprises marking each data file that has been changed since a last synchronization between the client device and the CSS; dividing each marked data file into a plurality of blocks; assigning each block with a unique code; determining, based on the assigned the unique codes, a set of modified blocks from among the plurality of blocks; and synchronizing the set of modified blocks such that the CSS and the client device include a consistent version of each data file that has changed. |
| US10574749B2 |
Cloud server and digital resource duplication method and system
In a digital resource duplication method, the cloud server executes: a receiving step, for receiving a duplication request for a digital resource submitted by a resource requester, the duplication request comprising the identification information of the resource requester, the unique resource copy identifier, and the unique terminal identifier; a determination step, for determining, on the basis of the identification information, whether the resource requester is allowed to duplicate via the terminal a copy of the digital resource corresponding to the unique resource copy identifier; a transmitting step, for transmitting the copy to the terminal after embedding the unique terminal identifier and the identification information in the copy, when a determination result of the determination step is positive. The present invention can prevent the digital resource from being duplicated from a legitimate terminal to an illegitimate terminal for use, thereby effectively controlling the illegal duplication of digital resources between terminals. |
| US10574738B2 |
Relay apparatus, client apparatus, and computer-readable medium
A relay apparatus includes a storage, request data reception and transmission units, a mode data reception unit, a specified condition conversion unit, a content identifier reception unit, a generation unit, and a display data transmission unit. The storage stores a service identifier, access destination information, and a conversion routine for the format of a specified condition specifying content, for each of storage services. The request data reception unit receives a service identifier and a specified condition from a client apparatus. The mode data reception unit receives mode data specifying a client apparatus display format. The specified condition conversion unit converts the specified condition into a server format, which is transmitted by the request data transmission unit using access destination information. The content identifier reception unit receives content identifiers from the server, for which the generation unit generates display data. The display data transmission unit transmits it to the client apparatus. |
| US10574736B2 |
Local microservice development for remote deployment
Managing microservice function requests is provided. A request originating from a browser of the computer to execute a function corresponding to a microservice locally deployed on the computer is received using a software development kit operating in the computer. The request to execute the function is routed to the microservice using a local reverse proxy running in the software development kit. Other requests originating from the browser of the computer to execute one or more other functions corresponding to one or more microservices in a remotely deployed microservice architecture that interact with the function corresponding to the microservice are received using the software development kit. The other requests to execute the one or more other functions corresponding to the one or more microservices in the remotely deployed microservice architecture are routed, via a single uniform resource locator corresponding to a remote reverse proxy, using the local reverse proxy. |
| US10574733B2 |
Technologies for handling message passing interface operations
Technologies for handling message passing interface receive operations include a compute node to determine a plurality of parameters of a receive entry to be posted and determine whether the plurality of parameters includes a wildcard entry. The compute node generates a hash based on at least one parameter of the plurality of parameters in response to determining that the plurality of parameters does not include the wildcard entry and appends the receive entry to a list in a bin of a posted receive data structure, wherein the bin is determined based on the generated hash. The compute node further tracks the wildcard entry in the posted receive data structure in response to determining the plurality of parameters includes the wildcard entry and appends the receive entry to a wildcard list of the posted receive data structure in response to tracking the wildcard entry. |
| US10574732B2 |
Data transfer using images on a screen
In various example embodiments, a system and method for data transfer using images are provided herein. An image is received from a source device. Moreover, the image represents information stored in a memory of the source device. The image is generated based on an application that converts the information into the image. Further information is then generated on a destination device based on the received image. The further information is a duplicate of the information that is stored in the memory of the source device. |
| US10574730B2 |
Streaming media resource downloading method and apparatus, and terminal device
A streaming media resource downloading method includes: determining that a first media file is a to-be-downloaded media file according to first network bandwidth, where the first media file is included in a streaming media resource corresponding to the first network bandwidth, and the first media file includes N data blocks; and after an (n−1)th data block in the first media file is downloaded, and before an nth data block in the first media file is downloaded, determining a length of the to-be-downloaded nth data block according to network bandwidth reduction times in an executed first media file downloading process, where 1≤n≤N. Therefore, a length of a to-be-downloaded data block is adjusted according to the network bandwidth reduction times in the first media file downloading process so that video playing can better adapt to a bandwidth change, and streaming media resource switching times are reduced. |
| US10574729B2 |
System and method for cross platform document sharing
This invention discloses a novel system and method for automatically managing the movement of document files from a first document storage sub-system to a second document storage sub-system, tracking such movement and applying security policies before the movement is completed. |
| US10574728B2 |
User pairing method and apparatus, and data exchange method, apparatus, and system
A user pairing method and apparatus, and a data exchange method, apparatus, and system are provided. In the data exchange method, a server receives geographic location identification information and acceleration sample information sent by electronic terminals. The server determines whether geographic locations of the electronic terminals satisfy a predetermined condition. The server determines according to an acceleration value and time corresponding to the acceleration value, whether the acceleration sample information of the first electronic terminal and the acceleration sample information of the second electronic terminal are matched. If the geographic location of the first electronic terminal and the geographic location of the second electronic terminal satisfy the predetermined condition and the acceleration sample information of the first electronic terminal and the acceleration sample information of the second electronic terminal are matched, sending first to-be-exchanged data associated with the second electronic terminal to the first electronic terminal. |
| US10574726B2 |
Techniques for attaching media captured by a mobile computing device to an electronic document
A computer-implemented technique can include establishing, between a computing device and a mobile computing device, a short-range wireless communication link. In response to establishing the communication link, the computing device can provide a selectable option for a user to attach a media item to an electronic document accessed by the computing device. In response to a user selection of the selectable option, the computing device can transmit, to the mobile computing device via the communication link, a command, wherein receipt of the command causes the mobile computing device to initiate a media capture mode. The computing device can then receive, from the mobile computing device via the communication link, the captured media item and, in response to receiving the captured media item, the computing device can attach the captured media item to the electronic document. |
| US10574725B2 |
Mobile terminal for remotely operating device via network, control method therefor, storage medium, and remote support system
A mobile terminal which enables direct and efficient remote operation via a network. The mobile terminal mediates communication between a first apparatus and a second apparatus when the first apparatus remotely operates the second apparatus having an application server via a network. In a case where a tunneling communication is established, the mobile terminal displays candidates for an application server to which the mobile terminal is connectable, on a display device of the mobile terminal, and carries out a mediating process including transferring data received from the first apparatus to the application server selected by a user from among the candidates and transferring data received from the selected application server to the first apparatus through the tunneling communication. |
| US10574723B2 |
Web services communication management
High-performance web service communication techniques. Embodiments manage communications between a client and web services that are accessible over a network. Communications between the client and web services comprise web service calls. A client forms a batch message comprising a plurality of target web service calls directed to target web services that are identifiable by the target web service calls. A middleware component or batch processor intercepts the batch message and generates a set of individual web service calls that are derived from the contents of the batch message. Each of the set of individual service calls that are derived from the batch message are dispatched to the target web services in accordance with a set of web service call prioritization and formatting rules. Batch formation and decomposition into individual service messages is performed such that neither the target web services nor their respective invoking call formats require modification. |
| US10574719B2 |
Aggregating streams matching a query into a single virtual stream
Systems and methods are disclosed for a streaming service generating an aggregation of data streams in response to a query from a client device for data streams matching the query. The aggregation of data streams matching the query is presented to the requesting client as a single virtual stream. The streaming service modifies the virtual stream in real-time by adding data streams matching the query that come online to the virtual stream, or deleting data streams from the virtual stream that go offline. The streaming service can partition the virtual stream if the data flow rate increases above a threshold, and reduce partitions if the data flow rate falls below a threshold. The client device can add or terminate consumer processes in response to changes in the data flow rate and partitioning. |
| US10574712B2 |
Provisioning conference rooms
A method, executed by a computer, for provisioning chat rooms (e.g. audio, video, and/or text-based communication) includes determining a topic by accessing one or more user communities, creating a chat corresponding to the topic, selecting one or more users to invite to the chat using a template, and inviting the one or more users to the chat. A computer program product and computer system corresponding to the above method are also disclosed herein. |
| US10574708B2 |
Method and system for remote communication
A system configured for remote communication includes a sensor configured to detect a presence of a first individual, a processor configured to determine an intent of the first individual to establish communication with a remote individual, a communication module configured to communicate the presence and intent to a remote system and further configured to receive an indication of the presence and availability of a second individual at the remote system to communication, and an indicator configured to indicate the second individual's presence and availability to communication. The indicator is configured to indicate a plurality of different presence and availability states for the second individual. |
| US10574707B1 |
Reducing latency associated with communications
Described are techniques for establishing communications sessions between devices. A command from a sender device to initiate a communications session with a recipient device may include information indicative of a recipient user profile. Correspondence between recipient information and sender contact data may be used to determine the recipient user profile. Prior to providing a communication request to the recipient device, recipient contact data may be determined using the recipient user profile. Correspondence between the sender user profile and the recipient contact data may be used to determine sender information indicative of the sender. This information may be provided to the recipient device in advance of the communication request to enable more rapid acceptance of the communication request and eliminate the delay that would be incurred if the recipient device determined the sender information responsive to the communication request. |
| US10574706B2 |
Method and system for upload optimization
A technique for manipulating one mobile device (MD) from a plurality of MDs to maintain the transmitting rate of packets of an upload session to one Internet Protocol (IP) server from a plurality of IP servers is disclosed. The technique may utilize an upload-rate-controlling server that is communicatively coupled between the plurality of MDs and the plurality of IP servers and is configured to respond to missing one or more packets by using SACK and DSACK messages. Other embodiments may estimate the delay of the uploaded packets and adapt the value of a new-receiving window such that the delay of the uploaded packets is smaller than the value of the time threshold used by intermediate nodes for dropping packets. |
| US10574702B1 |
Authorization for build configuration using telemetry data assessment
A system assesses a security configuration proposed for production on a target computer system. The system may receive the security configuration proposed for production and obtain telemetry metrics generated based on security configurations implemented on one or more computer systems of the service provider. The system may assess a security configuration proposed for deployment based on telemetry metrics and generate status information based on the assessment. An authorization recommendation may be provided based whether the status information indicates that the proposed security configuration satisfies one or more conditions. |
| US10574701B1 |
Network security policies using custom attributes
A computer-implemented method is provided for a security platform to implement network service policies based on custom attributes assigned to endpoints. An attribute agent on the security platform monitors at least one custom attribute and corresponding attribute value associated with endpoints. The security platform generates a host map associating a network address of each endpoint with one or more of the custom attributes and corresponding attribute values. The security platform determines network access policies based on at least one custom attribute and corresponding attribute value. The security platform generates an access control list based on the network access policies and the host map, and implements the access control list to control network traffic between the endpoints. |
| US10574699B1 |
Load balancer request processing
A load balancing service receives a request from a customer to configure a load balancer for distributing incoming requests to one or more computing resources of the customer. The load balancing service uses configuration information specified in the request to configure the load balancer such that the load balancer, in response to an incoming request, can determine whether the incoming request satisfies a set of request processing rules usable to determine whether the request is to be transmitted to any computing resource of the one or more computing resources. The load balancer transmits the incoming request to a computing resource of the customer as a result of the rules being satisfied. |
| US10574697B1 |
Providing a honeypot environment in response to incorrect credentials
Disclosed are various embodiments for providing a honeypot environment in response to incorrect security credentials being provided. An authentication request for an account to log into an application is received from a client. It is determined that the authentication request specifies an incorrect security credential for the account. The client is then provided with access to a honeypot environment in response to the authentication request. The honeypot environment is configured to mimic a successful login to the application via the account. |
| US10574693B2 |
Password breach registry
A password breach registry is utilized to secure a service provided by a service provider. The password breach registry is a publicly accessible registry and includes password tokens written by breached service providers. The password tokens indicate passwords used to access breached service providers that may have been breached. A service provider can subscribe to the password breach registry and periodically query the password breach registry to determine if a password token corresponding to a user of a service provided by the service provider has been written to the password breach registry. This may indicate that the user of the service utilizes the same password on other services that have been breached. Upon determining that the password token has been written to the password breach registry, the user can be locked out from the service to prevent a malicious actor from gaining access to the account of the user. |
| US10574692B2 |
Mutual authentication security system with detection and mitigation of active man-in-the-middle browser attacks, phishing, and malware and other security improvements
A strong, unified and comprehensive new computer security and authentication solution is disclosed. It is ideal for everyday users, and invents faster and easier enrollments, faster usage, easier usage, numerous aspects of stronger security including token based rapid mutual-authentication with protection against phishing, MitM, malware and user carelessness, secure resilience against token loss or theft, continuing protection in harsh situations, non-repudiation benefits, biometric encryption, code self-defenses, improved deployment, lower costs, new revenue opportunities, and more. One aspect's flow, visually-enforced mutual-authentication is: customer visits protected web site's login page, gets identified via Cookies, site displays one random photograph on said page, triggers customer's smartphone to automatically show a grid of random photos, one of which matches the login page photo, and customer taps it to login. Disclosed techniques teach how to block fraudulent sites and activity by preventing these producing any matching photo the customer can tap. |
| US10574690B2 |
Identifying a denial-of-service attack in a cloud-based proxy service
A cloud-based proxy service identifies a denial-of-service (DoS) attack including determining that there is a potential DoS attack being directed to an IP address of the cloud-based proxy service; and responsive to determining that there are a plurality of domains that resolve to that IP address, identifying the one of the plurality of domains that is the target of the DoS attack. The domain that is under attack is identified by scattering the plurality of domains to resolve to different IP addresses, where a result of the scattering is that each of those domains resolves to a different IP address, and identifying one of those plurality of domains as the target of the DoS attack by determining that there is an abnormally high amount of traffic being directed to the IP address in which that domain resolves. |
| US10574689B1 |
Mitigating mobile OS intrusions from user space applications using secure services and biometric identification
A method for mitigating intrusions to a mobile operating system (OS) that begins with the instantiation of secure services and corresponding data in secure service partitions by a secure multivisor running on a mobile device running a secure real-time operating system (RTOS). One of the secure services can be a biometric security service having corresponding biometric data defining a user's identity. The secure multivisor can instantiate a user space partition running a virtual machine with a guest OS having installed client software applications. When the virtual machine, a client software application, or a user requests interaction with the secure RTOS that meets a predefined privilege threshold, the biometric security service can determine the biometric identity of the user. When the determined biometric identity of the user matches a required biometric identity of the interaction, the biometric security service can allow the interaction with the secure RTOS. |
| US10574688B1 |
IGMP group leave message blocking
A method of cyber-attack protection is provided. The method includes receiving one or more internet group management protocol (IGMP) membership report messages on one or more ports of a network switch. A table is maintained associating each of the one or more ports to the one or more group addresses of which any hosts coupled to that port are members. An IGMP group leave message is received at a first port of the network switch. A group address in the group leave message is compared to all group addresses associated in the table with the first port. If the group address in the group leave message does not match any group address associated with the first port, the group leave message is dropped without being acted on in accordance with IGMP. |
| US10574682B2 |
Latency-based detection of covert routing
A method and apparatus for detecting covert routing is disclosed. In the method and apparatus, data addressed to a remote computer system are forwarded over a first network path, whereby the data is associated with a computer system of a plurality of computer systems. Further, a plurality of first network performance metrics is obtained. A likelihood of covert routing is determined based at least in part on the plurality of first network performance metrics. |
| US10574678B2 |
Name translation monitoring
Systems, methods, and related technologies for analyzing traffic based on naming information are described. In certain aspects, name information and address information from a name translation response are stored. The name information is associated with a device based on the device sending a communication to an address associated with the name information. |
| US10574677B2 |
Systems and methods for automated retrieval, processing, and distribution of cyber-threat information
Systems and methods are provided for automated retrieval, processing, and/or distribution of cyber-threat information using a cyber-threat device. Consistent with disclosed embodiments, the cyber-threat device may receive cyber-threat information in first formats from internal sources of cyber-threat information using an accessing component of the cyber-threat device. The cyber-threat device may receive cyber-threat information second formats from external sources of cyber-threat information using an accessing component of the cyber-threat device. The cyber-threat device may process the received cyber-threat information in the first formats and the second formats into a standard format using a processing component of the cyber-threat device. The cyber-threat device may provide the processed items of cyber-threat information to a distributor using a distributing component of the cyber-threat device. The cyber-threat device may automatically report information concerning the processed items of cyber-threat information to a device of a user with a reporting component of the cyber-threat device. |
| US10574671B2 |
Method for monitoring security in an automation network, and automation network
An automation network includes a plurality of data processing devices that are connected to one another for data communication. At least one data processing device in a first state, from the plurality of data processing devices, is preconfigured such that it generates corresponding messages upon identifying one or more security-relevant events. The messages are transmitted to at least one first software tool configured to record and evaluate the messages to determine whether there is a security-relevant attack on the automation network. The messages are transmitted to a second software tool configured to record and evaluate the messages and to determine whether the corresponding messages are generated by the at least one data processing device. |
| US10574665B2 |
System and method for determining device proximity
A computing device can initiate a pairing operation with mobile computing device. The computing device encodes a pairing secret into a displayable code for presentation. The size of the displayable code can be determined in accordance with a threshold distance and display parameters. The mobile computing device is positioned such that an image of the displayable code substantially fills a boundary whose size is determined according to a desired threshold distance, a focal length, and parameters of a sensor chip. The displayable code is decoded to reveal the pairing secret to the mobile computing device. The pairing secret is used to complete the pairing process with the computing device. Once pairing has been completed, the computing device can measure a signal strength between the computing device and the mobile computing device. The signal strength can be stored to be used for later authorization purposes. |
| US10574661B2 |
Method and system for preventing unauthorized access to smart card devices in a remote desktop infrastructure
The disclosure provides an approach for permission checking in virtualized desktop infrastructure (VDI) redirection so that only a rightful owner can access a smart card device. When a user logs in to a remote desktop via a VDI client, a service to access the smart card device is notified of the log in event and the user's account identifier. The service changes ownership and access permissions of a domain socket file used by processes to communicate with the service so only the user account owns and has permission to access the domain socket. The service may also bind, listen to, and receive requests from the domain socket to check users who have opened the domain socket file. In response, the service may determine processes that have opened the file and associated user accounts, as well as generate warnings and/or terminate processes which are not authorized to access the domain socket. |
| US10574658B2 |
Information security apparatus and methods for credential dump authenticity verification
In some embodiments, an apparatus includes a memory, storing processor-executable instructions, blacklist terms, and credential dump records, and a processor. The processor receives repository data from targeted remote repositories and stores the repository data as a potential credential dump in the memory when the repository data includes a credential dump attribute. The processor stores the potential credential dump as a probable credential dump when the potential credential dump does not include a blacklist term, in which case the processor also detects a format and delimiter of the probable credential dump. Based on the format and delimiter, pairs of usernames and associated passwords are identified and hashed. If a percentage of the hashes not associated with the credential dump records exceeds a predetermined threshold, the probable credential dump is deemed authentic. |
| US10574655B2 |
Networked access control system
Methods and systems for controlling a network access control system that includes a server encrypting a first identifier that can be related to a registered user and communicating the encrypted first identifier to the mobile device. The lock device receives, from the mobile device, a first data set that includes at least the encrypted first identifier. The lock device may encrypt the first data set to generate a second data set and communicates the encrypted second data set to the mobile device. The server receives a third data set that includes at least the encrypted second data set and a second identifier that can also be related to the registered user. The server extracts from the communicated third data set the first and second identifiers, and the extracted first and second identifiers are compared to verify that the second identifier is indeed related to the first identifier. |
| US10574652B2 |
Systems and methods for cloud-based service function chaining using security assertion markup language (SAML) assertion
A cloud-based method of service function chaining using Security Assertion Markup Language (SAML) assertions includes receiving configuration information related to any of users, services, and correspondence between the users and the services; responsive to a request from a user, generating a SAML assertion for the request and attaching a stack of service tags with the SAML assertion, wherein the stack of service tags defines a service chain for the user and for the request; and providing the SAML assertion with the stack of service tags to the user in response to the request. The method can further include providing the SAML assertion by the user to one or more services, wherein each of the services creates a context based on the stack of service tags. Each of the services identifies itself in the stack and sends the SAML assertion to a next service or application in the stack. |
| US10574650B2 |
System for electronic authentication with live user determination
Systems, computer products, and methods are described herein for improved authentication utilizing two factor authentication of a user. The two factors include a verified identification and a liveness identification. The verified identification may be a governmental verified identification, and the liveness identification may be a video of the user. The user may capture the verified identification and the liveness identification using the user's mobile device. The organization may authenticate the user by identifying the user from the verified identification image and identifying that the user is active by identifying movement from the liveness identification image. Additional authentication may include requiring and/or identifying an identifier from the liveness identification image (e.g., movement, object, characters, or the like), and/or capture image data related to a time or a location at which the images were captured. |
| US10574641B2 |
Browser plug-in for secure credential submission
Described is a technology by which a plug-in (e.g., an ActiveX® control) instantiated by a web browser calls functions of a credential service to use a set of credential data (e.g., a card file) for logging into a website. If the credential service determines that a previously used card file for the website exists, a representation of that card file is displayed in the browser, and the data of that card file is used to obtain a token for logging in the user. If not found, an icon is presented instead, by which the user can select a user interface that allows selection of another card file that meets that meet the website's requirements. |
| US10574640B2 |
Methods, systems, and products for authenticating users
Methods, systems, and products authenticate a user to a device. A user selects or submits a media file for authentication. Features in the media file are compared to a set of criteria for authentication. The number of matching criteria, that is within a range of values for each criterion in the set of criteria, is determined. The number of matching criteria is compared to a threshold value. When the number of matching criteria equals or exceeds the threshold value, then the user that selected or submitted the media file is authenticated. |
| US10574636B2 |
System, apparatus and method for migrating a device having a platform group
A method for migrating logical devices from one Internet of Things (IoT) device to another includes: receiving, by a first IoT device having a first platform group key, a request to migrate a first logical device from the first IoT device to a second IoT device having a second platform group key; removing a first logical device platform group private key associated with the first logical device from a storage of the first IoT device; sending an encrypted state of the first logical device to the second IoT device; and binding the first logical device to the second IoT device by receiving a second logical device platform group private key for the first logical device from a zone controller; and storing the second logical device platform group private key in a storage of the second IoT device. |
| US10574635B2 |
Authentication and authorization in proximity based service communication
A method of performing authentication and authorization in Proximity based Service (ProSe) communication by a requesting device (31) which sends a request of a communication and a receiving device (32) which receives the request from the requesting device (31) and (32), the method including deriving session keys Kpc and Kpi from an unique key Kp at the requesting and receiving devices (31) and (32), using the session keys Kpc and Kpi for ProSe communication setup and direct communication between the requesting and receiving devices (31) and (32), starting the direct communication with the requesting and receiving devices (31) and (32). The key Kpc is confidentiality key and the key Kpi is integrity protection key. |
| US10574631B2 |
Secure and private mobile web browser
A mobile browser embedded in a smartphone operative to open a secure private session with a server using an IP address of the smartphone, including a VPN connector integrated within a mobile browser such that the VPN connector loads automatically upon opening the browser, operative to connect the smartphone to a secure VPN server and to establish a virtual IP address for the smartphone, the virtual IP address corresponding to the location of the VPN server, wherein the VPN connector enables the browser to operate in three modes; namely, a VPN connection alone without browsing, browsing without a VPN connection, and browsing with a VPN connection, and a switch operative to change a current IP address of the smartphone used by the mobile browser from a non-VPN IP address to the virtual IP address of the VPN server, in a seamless manner without interrupting a current session with a server. |
| US10574626B2 |
IP address allocation system and method
Embodiments of the present invention provide an IP address allocation system and method, which implement, if a control plane is separated from a forwarding plane, a function that enables user equipment to acquire an internet protocol (IP) address in a dynamic host configuration protocol (DHCP) manner. The method includes: receiving, by a forwarder, an address request sent by an external network element, where the address request includes a DHCP request of user equipment UE and user characteristic information of the UE; acquiring, from a DHCP service network element according to the DHCP request, an IP address allocated to the UE; and acquiring first instruction information that is delivered by a control device according to the user characteristic information of the UE and the IP address allocated to the UE, and sending the IP address to the UE according to the user characteristic information. |
| US10574619B2 |
Cluster assisted MQTT client coverage for fat-pipe cloud applications
A computer implemented method of improving server coverage of a publish-subscribe cluster of servers, comprising using a cluster comprising a plurality of servers each having hardware processor(s), the cluster is adapted to execute messaging engines of a publish-subscribe service for forwarding a plurality of messages to a plurality of subscribing clients, each message is associated with one of a plurality of topics, wherein distributed subscriptions client(s) applies shared subscriptions for one or more topics through subscription group(s) each comprising a subset of the subscribing clients, monitor shared subscriptions made by the subscription group(s) to each of the messaging engines for each topic, generate a shared subscriptions information for each topic by analyzing the shared subscriptions and publish the shared subscriptions information to the clients to allow client(s) of the subscription group(s) to subscribe for the topic(s) on a preferred messaging engine to improve a server coverage of their subscription group. |
| US10574617B2 |
Communication and notification system and method thereof
The invention generally relates to a communication and notification system and method thereof, and more particularly to a method and system for providing, tracking, sending reminders, and receiving communications/notifications in response to end-users in a variety of commercial market segments, e.g., medical, governmental compliance and criminal. |
| US10574612B2 |
Cleaning chat history based on relevancy
A method is provided for deleting a content element of a chat history lacking long-term relevance. The method includes receiving a content element, conditionally assigning the content element to the topic, determining a relationship index value for the content element to the topic using a validity value, which is a function of an access rate and a credibility index value. The method may also include comparing the relationship index threshold value for the topic of a first chat user, where the content element has been generated by a second chat user. The method also includes linking the content element of the second chat user to the topic in the chat history of the first user, and deleting the content element if it is not linked to any other chat history of another chat user of the plurality of chat users. |
| US10574611B2 |
Method and apparatus for an interactive action log in a collaborative workspace
A method and apparatus is provided to determine that a comment has been added to a document associated with the collaborative workspace, and display an entry associated with the comment in an activity log, the entry including a reply indicator to enable entering a reply to the comment. In an aspect, a reply entered via the entry is incorporated into the document. |
| US10574605B2 |
Validating the tone of an electronic communication based on recipients
A mechanism is provided for validating the tone of an electronic communication being composed based on the recipients of the electronic communication. At least one tone of the electronic communication being composed by a sender and an identity of each of one or more recipients to whom the electronic communication is to be sent and the sender are identified. One or more previous electronic communications sent to or received from one or more of the one or more recipients and at least one tone of each of the one or more previous electronic communications are identified in order to generate one or more preferred tones. The tone of the electronic communication being composed is compared to the one or more preferred tones. Responsive to identifying a tone discrepancy between the electronic communication being composed and the one or more preferred tones, a notification is presented to the sender. |
| US10574600B1 |
Electronic mailbox for online and offline activities
Techniques providing an email service for particular activities may be described. For example, an email message sent by an entity to an email address of a user may be received. The email address may identify an email box accessible to the user via a user interface of the email box. The email message may describe a status of an item ordered by the user from the entity. The description may use a format specific to the entity. A summary may be generated based on the email message. The summary may describe the status of the item in a different format. This format may be common to generated summaries, such that the summary may include fields common to another summary generated for another email message of another entity. The summary may be provided for presentation in the user interface of the email box. |
| US10574597B2 |
Conversational log replay with voice and debugging information
Methods, systems, and computer programs are presented for providing a user interface (UI) for monitoring and debugging an Artificial Intelligence (AI) chatting hot. One method includes operations for receiving a selection on the UI to replay an electronic conversation between a first and a second party, selecting conversation data associated with the electronic conversation from a data log having conversation data from several electronic conversations, and analyzing the conversation data to identify conversation parameters. The conversation parameters include text in each entry of the electronic conversation, timing of the entries, and debugging parameters for each entry. The method further includes an operation for causing presentation of the electronic conversation on the UI, which includes presenting the text of each entry, the audio corresponding to speech associated with each entry timed according to the timing of the entry, and the debugging parameters embedded within the presented text. |
| US10574595B2 |
System and method for elastic scaling of virtualized network functions over a software defined network
When network function virtualization (NFV) is overlaid on top of a SDN, a convergence gateway mediates between the orchestrator and the SDN controller. The convergence gateway collects from the orchestrator the information on the location, capacity, status, and usage information of all virtualized functions that run on SDN's physical platforms, and passes that information to the controller. The controller decides to optimally route a data flow for service chaining by obeying traffic engineering and quality of service policies of that data flow, choosing from available virtualized functions along that route. An information model based approach is also presented for information sharing across the orchestrator, convergence gateway and controller. |
| US10574594B1 |
Optimization of multi-stage hierarchical networks for practical routing applications
Significantly optimized multi-stage networks, useful in wide target applications, with VLSI layouts using only horizontal and vertical links to route large scale sub-integrated circuit blocks having inlet and outlet links, and laid out in an integrated circuit device in a two-dimensional grid arrangement of blocks are presented. The optimized multi-stage networks in each block employ several rings of stages of switches with inlet and outlet links of sub-integrated circuit blocks connecting to rings from either left-hand side only, or from right-hand side only, or from both left-hand side and right-hand side; and employ shuffle exchange links where outlet links of cross links from switches in a stage of a ring in one sub-integrated circuit block are connected to either inlet links of switches in the another stage of a ring in the same or another sub-integrated circuit block. |
| US10574593B2 |
Median filter that re-uses comparators when sorting data
Techniques are provided for sorting input data values using a sorting circuit. The sorting circuit includes a single stage of comparators coupled to a bank of registers. Multiplexors and a sequencer are used to route the comparator outputs back to the comparator inputs such that the comparators may be re-used over multiple sorting phases so as to order an input sequence of data values into a partially-sorted sequence or into a completely-sorted sequence that is monotonically increasing or decreasing. By re-using the comparators, the hardware required for such sorting is significantly reduced relative to conventional techniques. Also described are techniques for median filtering, which use a sorted sequence as output by the sorting circuit described herein. |
| US10574589B2 |
Multicast based on bit indexed explicit replication
The present disclosure generally discloses a multicast capability configured to support multicast that is based on use of Bit Indexed Explicit Replication (BIER). The multicast capability may be configured to support deployment of BIER into a network in a manner that continues to support use of Protocol Independent Multicast (PIM) for multicast control within the network. The multicast capability may be configured to support deployment of BIER, into a network including an Interior Gateway Protocol (IGP) area, using a BIER domain that is commensurate with the IGP area or that is only a portion of the IGP area. The multicast capability may be configured to support deployment of BIER into a network in a manner supporting stitching of traditional PIM access networks via a BIER core network. |
| US10574585B2 |
Resource usage management in a stream computing environment
Disclosed aspects relate to resource usage management in a stream computing environment that includes a set of hosts having a set of processing elements which has a set of stream operators. A first activity indicator may be detected for a first subset of the set of stream operators. A resource action for performance with respect to the first subset of the set of stream operators may be determined based on the first activity indicator. The resource action may be performed with respect to the first subset of the set of stream operators to benefit resource usage in the stream computing environment. |
| US10574577B1 |
Load balancing path assignments techniques
Approaches, techniques, and mechanisms are disclosed for assigning paths to network packets. The path assignment techniques utilize path state information and/or other criteria to determine whether to route a packet along a primary candidate path selected for the packet, or one or more alternative candidate paths selected for the packet. According to an embodiment, network traffic is at least partially balanced by redistributing only a portion of the traffic that would have been assigned to a given primary path. Move-eligibility criteria are applied to traffic to determine whether a given packet is eligible for reassignment from a primary path to an alternative path. The move-eligibility criteria determine which portion of the network traffic to move and which portion to allow to proceed as normal. In an embodiment, the criteria and functions used to determine whether a packet is redistributable are adjusted over time based on path state information. |
| US10574575B2 |
Network flow stitching using middle box flow stitching
Systems, methods, and computer-readable media for flow stitching network traffic flow segments at a middlebox in a network environment. In some embodiments, a method can include collecting flow records of traffic flow segments at a middlebox in a network environment including one or more transaction identifiers assigned to the traffic flow segments. The traffic flow segments can correspond to one or more traffic flows passing through the middlebox and flow directions of the traffic flow segments with respect to the middlebox can be identified using the flow records. The traffic flow segments can be stitched together based on the one or more transaction identifiers and the flow directions of the traffic flow segments to form a stitched traffic flow of the one or more traffic flows passing through the middlebox. The stitched traffic flow can be incorporated as part of network traffic data for the network environment. |
| US10574569B2 |
Middlebox tracing in software defined networks
At an SDN controller executing using a processor and a memory, a tracing packet is configured with a default value in a tag field. The tracing packet is inserted from the SDN controller into the SDN at a switch in the SDN. A returned packet and a port identifier is received at the controller, from the switch, the returned packet including a modified content in a location of the tracing packet that is different from the tag field. The port identifier corresponds to a port of the switch on which the switch received the returned packet from an middlebox. A function of the middlebox is identified by analyzing a modification applied to the modified content by the middlebox. The function of the middlebox and a location of the middlebox in the SDN are saved. The location includes the port identifier and an identifier of the switch. |
| US10574568B2 |
Enhanced quality of service in software-defined networking-based connectionless mobility architecture
Concepts and technologies disclosed herein are directed to providing enhanced quality of service (“QoS”) in a software-defined network (“SDN”)-based connectionless mobility architecture. According to one aspect of the concepts and technologies disclosed herein, an SDN controller can receive service level requirements and can map the service level requirements to QoS requirements and attributes to be associated with a QoS tag. The SDN controller can configure a service entry point to insert the QoS tag into incoming packets so that one or more other service points can extract the QoS tag. The other service point(s) can determine, based upon the QoS tag, a QoS treatment to apply to the incoming packets. The other service point(s) can apply the QoS treatment to the incoming packets in accordance with the QoS tag. |
| US10574566B2 |
Reducing or eliminating routing microloops in networks having a CLOS topology, such as data center CLOS networks employing the exterior border gateway protocol (EBGP) for example
The problem of routing micro-loops in networks having a CLOS topology, such as data center CLOS networks employing the exterior border gateway protocol (eBGP) for example, is solved by: (a) receiving, on an interface of one of the nodes, a datagram, the datagram including destination information; (b) determining a next hop and an egress interface using (1) an identifier of the interface on which the datagram was received, (2) the destination information of the received datagram, and (3) stored forwarding information such that a routing micro-loop is avoided without discarding the datagram; and (c) forwarding the datagram via the egress interface. For example, this problem may be solved by (a) receiving, on an interface a node of the CLOS network, a datagram, the datagram including destination information; (b) looking up, using the destination information of the received datagram and stored forwarding information, a next hop egress interface on the node; (c) determining whether or not the next hop egress interface on the node is the same as the interface on which the datagram was received; and (d) responsive to a determination that the next hop egress interface on the node is the same as the interface on which the datagram was received, (1) replacing the next hop egress interface with a safe multipath next hop egress interface, and (2) forwarding the datagram via the safe multipath next hop egress interface, and otherwise, responsive to a determination that the next hop egress interface on the node is not the same at the interface on which the datagram was received, simply forwarding the datagram via the next hop egress interface. |
| US10574565B2 |
Event trigger for independent links
Various aspects of the disclosure relate to event triggers for independent links. For example, an event trigger may be based on measurements from multiple links. In some aspects, the independent links may involve a first device (e.g., a user equipment) communicating via different independent links with different devices (e.g., transmit receive points (TRPs) or sets of TRPs). For example, the first device may communicate with a second device (e.g., a TRP) via a first link and communicate with a third device (e.g., a TRP) via a second link. In some scenarios, an event trigger may be based on aggregated measurements from multiple links. |
| US10574564B2 |
Duplicating PDCP PDUS for a radio bearer
For duplicating PDCP PDUs for a radio bearer, methods, apparatus, and systems are disclosed. One apparatus includes a processor and a transceiver for communicating with a mobile communication network. The processor establishes a radio bearer to communicate with the network, the radio bearer includes a PDCP entity, first and second RLC entities associated with said PDCP entity, first and second logical channels associated with said first and second RLC entities, respectively. The processor receives a control signal from the network, duplicates PDCP data PDUs in the PDCP entity, and submits them to the first and second RLC entities for transmission. The processor indicates to one of the first and second RLC entities to discard duplicated PDCP data PDUs in response to the successful delivery of corresponding PDCP data PDUs by the other RLC entity. |
| US10574559B2 |
System for defining and implementing performance monitoring requirements for applications and hosted computing environment infrastructure
Object automated determination of monitors associated with a component (i.e., application/software, middleware, hardware or the like) that has yet to be implemented within a computing environment infrastructure. Such a determination of the monitors relies on deploying one or more probes that scan through various, if not all, layers of the computing environment infrastructure, such as the hardware, the network, storage, operating systems, virtual layer, middleware, database, application layer, and/or the application to identify possible monitoring requirements. In this regard, the probes scan the environment to determine downstream services that effect the component and the upstream services effected by the component and the set-up/configurations associated with those services. Once the services and corresponding configurations have been identified, the appropriate monitors can be determined. In addition, automated determination of the monitoring configurations associated with the monitors based at least historical behavior/performance of the same or similar components in the computing environment. |
| US10574553B2 |
Fault isolation for a controller area network
Methods and systems are provided for evaluating a CAN that includes a CAN bus and a plurality of modules configured to communicate over the CAN bus. A voltage sensor may be provided in electrical communication with the CAN bus. A number (N) of pairs of voltages may be read. Each pair may include a CAN high (CAN-H) value and a CAN low (CAN-L) value. The N pair of voltages may be processed through a comparison of the CAN-H values and the CAN-L values. Whether a fault signature is present in the CAN-H and CAN-L values may be determined from the processing. |
| US10574552B2 |
Operation of data network
The servers in a data network are monitored (16) and classified (290) according to the data flows to and from the servers, to identify servers with low usage, and programming instructions and data relating to those servers are retrieved and stored (32, 17) so that they may subsequently be retrieved (18) to replicate the server to which they relate. |
| US10574550B2 |
Methods and apparatus for scoring the condition of nodes in a communication network and taking action based on node health scores
Methods and apparatus for monitoring a network and generating overall health scores for communications nodes in the network are described. A monitoring system receives information from a variety of system elements and/or devices which provide information relating to communications service. The information received by the network monitoring system includes information indicating the number of outstanding work orders issued in regard to a trouble report, signal power level variance information, signal alarm information, uncorrectable error information, correctable error information, offline device information, etc. A set of scores for a node are generated based on the different types of received information. The scores are combined using a weighted sum to generate an overall node health score. Nodes are ranked based on overall node health scores and maintenance personal can view the scores as well as the underlying information corresponding to a node to facilitate identification of possible faults. |
| US10574548B2 |
Key indicators view
A system and computer-implemented is provided for displaying a configurable metric relating to an environment in a graphical display along with a value of the metric calculated over a configurable time period. The metric is used to identify events of interest in the environment based on processing real time machine data from one or more sources. The configurable metric is selected and a corresponding value is calculated based on the events of interest over the configurable time period. The value of the metric may be continuously updated in real time based on receiving additional real-time machine data and displayed in a graphical interface as time progresses. Statistical trends in the value of the metric may also be determined over the configurable time period and displayed in the graphical interface as well as an indication if the value of the metric exceeds a configurable threshold value. Further, a selection of one or more thresholds for the value of the metric may be applied and an indication displayed indicating if the threshold(s) have been exceeded. |
| US10574543B2 |
Symmetric coherent request/response policy enforcement
A set of service level agreement (SLA) policies and service level definition (SLD) policies that are applied to a request message of a correlated request/response message pair are tracked. A response message of the correlated request/response message pair is detected. A corresponding set of platform-specific policy enforcement processing rules that are used to enforce the set of SLA policies and SLD policies on the response message are identified using the tracked set of SLA policies and SLD policies applied to the request message. The set of SLA policies and SLD policies are enforced on the response message using the identified corresponding set of platform-specific policy enforcement processing rules. |
| US10574542B2 |
System and method for distributing resources throughout a network
The present invention provides a method and system for distributing resources for operating applications within a network by determining a composite resource consumption of the network of resources distributed throughout the network, and determining minimum, maximum and average values of each of the resources required to operate the applications. When an application is introduced into, or removed from, the network, then a change in the composite resource consumption of the network is determined and a software patch is generated to adjust resource distribution throughout the network so that resource allocation to active applications is normalized for optimal operation. |
| US10574541B2 |
Localized sensor quality analysis and control
A computer-implemented method comprising capturing measurement data via a first sensor suite, broadcasting the measurement data via short-range communication, receiving, via the short-range communication, a broadcast including a quality control analysis result corresponding to the measurement data and determined by a second sensor suite, acting on the quality control analysis result, and performing quality control analysis for a third sensor suite. |
| US10574539B2 |
System compliance assessment utilizing service tiers
A data store may contain data describing systems associated with an enterprise. The data store may contain electronic records, each containing a record identifier and a set of record characteristic values, including a service tier goal. A compliance score may be automatically calculated based on an assessment of record characteristic values, the service tier goal, and at least a system availability value, an incident response time value, and an incident restoration time value. A remediation recommendation may be generated, including steps that, when performed, will result in the selected system meeting the service tier goal. An indication representing the remediation recommendation may then be transmitted in connection with an interactive user interface display. According to some embodiments, remediation data is automatically routed to appropriate entities within the enterprise and updates associated with the remediation recommendation are automatically tracked as remediation steps are performed in connection with the selected system. |
| US10574538B1 |
Network visualization user interface
A user interface is provided that displays hierarchical and/or relational information, such as information related to the topology of a computer network. The user interface provides a set of enclosed shapes arranged to present a set of nested regions to a network administrator. Each nested region represents a level of a hierarchy, and each region is segmented to represent individual elements within the hierarchy level. In one embodiment, the outmost ring is segmented to represent various networks. The middle ring is segmented to represent various subnets, with the arc of each network segmented to represent one or more subnets associated with a corresponding network. The innermost ring includes elements that represent individual data element. Connections between data elements are shown with lines extending across a shared interior region. In various embodiments, the lines may be given colors, animations, or patterns to indicate various properties of a relationship. |
| US10574529B2 |
Defining conditional triggers for issuing data center asset information
A data center infrastructure monitoring system and method that includes a plurality of geographically distributed data centers, each having a plurality of physical infrastructure assets. A data center gateway system is communicatively coupled to one or more data centers of plurality of data centers and configured to receive data for configuring an alert specifying one or more data center assets to monitor for a primary alert event, an event type for the primary alert event, and a conditional trigger event upon which providing an alert notification for the primary alert event will be conditioned, store the data for configuring the alert, monitor, based on the stored data, the one or more infrastructure assets for the conditional trigger event and the primary alert event, and in response to detecting both the conditional trigger event and the primary alert event associated with the configured alert, providing the alert notification. |
| US10574526B2 |
Control method for application feature rules and application feature server
A control method for application feature rules is provided. In the method, an application feature server preprocesses one or more application feature fields of a third-party application; and the application feature server provides the one or more preprocessed application feature fields and a corresponding application Identifier (ID) for an Application Detection Control (ADC) as an application feature rule. |
| US10574523B2 |
Systems and methods for cloud-deployments with imperatives
Systems and methods for facilitating cloud-computing provisioning using deployment templates. A deployment management system receives a deployment template that includes a declarative portion specifying a plurality of resources to be deployed and an imperative portion specifying at least one procedure for adding, reconfiguring, or terminating a resource. The deployment management system generates an enumeration of a set of resources deployed prior to implementing a transition based on the deployment template, and generates a second enumeration of resources prospectively representative of a deployment conformant with the template subsequent to implementing the transition. The deployment management system identifies difference between the enumerations and generates a transition plan including a sequence of procedures for implementing the deployment template. In some implementations, an administrator can modify the transition plan. In some implementations, the transition plan includes conditional logic sequences and/or operations triggered by events. |
| US10574519B2 |
Detection and configuration of a logical channel
Detection and configuration of a logical channel may be provided. First, data traffic received on a plurality of ports of a first network device may be analyzed by a computing device. Next, based upon analyzing the data traffic received on the plurality of ports, the computing device may determine that the plurality of ports comprise a logical channel from the perspective of a second network device. The plurality of ports may then be configured as the logical channel on the first network device based upon determining that the plurality of ports comprise the logical channel from the perspective of the second network device. |
| US10574518B2 |
Method and apparatus of performing remote management of a managed machine
Disclosed are an apparatus and method of remotely communicating with a managed machine. One example method of operation may include selecting the managed machine operating in a communication network, transmitting a connection request message to the managed machine and establishing a secure connection between the managed machine and an administrator machine. The example method may also include responsive to connecting with the managed machine, executing a host service on the managed machine, and connecting to the host service over the communication network via an application client operating on the administrator machine. |
| US10574517B2 |
Adding voice commands to invoke web services
A computer-implemented method includes: receiving a web service definition file that identifies multiple web services; parsing the web service definition file; identifying respective voice commands to associate with each of the multiple web service based on the parsing; generating a skillset utterances file that maps the respective voice commands to the multiple web services; generating a skillset implementation file that maps the multiple web services to a respective set of instructions, wherein each of the respective set of instructions is used to invoke a corresponding web service; receiving an input voice command from a user via a user device; identifying a particular web service, of the multiple web services, associated with the input voice command based on information included in the skillset utterances file; and invoking the particular web service in accordance with the set of instructions associated with the particular web service included in the skillset implementation file. |
| US10574512B1 |
Deep learning architecture for collaborative anomaly detection and explanation
In one embodiment, a network assurance service that monitors a network detects a behavioral anomaly in the network using an anomaly detector that compares an anomaly detection threshold to a target value calculated based on a first set of one or more measurements from the network. The service uses an explanation model to predict when the anomaly detector will detect anomalies. The explanation model takes as input a second set of one or more measurements from the network that differs from the first set. The service determines that the detected anomaly is explainable, based on the explanation model correctly predicting the detection of the anomaly by the anomaly detector. The service provides an anomaly detection alert for the detected anomaly to a user interface, based on the detected anomaly being explainable. The anomaly detection alert indicates at least one measurement from the second set as an explanation for the anomaly. |
| US10574509B2 |
System and method of providing events via out-of-band
In one or more embodiments, one or more systems, method, and/or processes may receive an event from an operating system and provide the event to a management controller configured to perform out-of-band tasks. The management controller may provide information based on the event to at least one subscriber. In one example, the information may include a status of an information handling system (e.g., an impairment, a hardware failure, a progress of an update, etc.). In another example, the management controller may provide information utilizing a protocol that provides a measure of reliability. For instance, the protocol may include a transmission control protocol. In one or more embodiments, the protocol may include one or more of a hypertext transfer protocol (HTTP) and a HTTP secure (HTTPS). |
| US10574506B2 |
Communication configuration device
A communication configuration device installed in at least one of a plurality of communication terminals that are designed to be connected in a manner to establish a wireless network includes one or more processors receiving, through a network interface, setting information providing communication settings for all of the plurality of communication terminals; evaluating the second setting information; and if the setting information indicates that one or more of the settings of the communication terminal in which the communication configuration device is installed need to be changed, causing a corresponding setting in the original setting information stored in a storage unit to be replaced with an updated setting indicated in the setting information so that the updated setting is applied to said communication terminal. |
| US10574505B2 |
Endpoint data centers of different tenancy sets
An endpoint broker to provide application launch endpoints from multiple data centers having different tenancy sets. Upon accessing a request for an application launch endpoint connection for a user, the broker selects a data center, from amongst multiple data centers that have different tenancy sets, that is to provide an endpoint in satisfaction of the request. The endpoint broker identifies an endpoint from the selected data center, and then associates the identified endpoint with the user. The user is then provided access to the identified endpoint using the association. Thus, a user is not restricted to having an endpoint from a single data center. If there are concerns with providing an endpoint from one data center, an endpoint may be provided from another data center in a manner that is transparent to the user. |
| US10574498B2 |
Multi-beam MIMO antenna systems and methods
This application proposes multi-beam antenna systems using spherical lens are proposed, with high isolation between antenna ports and compatible to 2×2, 4×4, 8×8 MIMO transceivers. Several compact multi-band multi-beam solutions (with wideband operation, 40%+, in each band) are achieved by creating dual-band radiators movable on the track around spherical lens and by placing of lower band radiators between spherical lenses. By using of secondary lens for high band radiators, coupling between low band and high band radiators is reduced. Beam tilt range and side lobe suppression are improved by special selection of phase shift and rotational angle of radiators. Resultantly, a wide beam tilt range (0-40 degree) is realized in proposed multi-beam antenna systems. Each beam can be individually tilted. Based on proposed single- and multi-lens antenna solutions, cell coverage improvements and stadium tribune coverage optimization are also achieved, together with interference reduction. |
| US10574495B2 |
Sounding reference signal design
Methods and devices for assigning sounding reference signals (SRS) resources to UEs in a wireless communication network are provided. Configuration information is sent to a UE, the configuration information pertaining to a first sequence identifier (ID) to be used by the UE to generate a plurality of SRS sequences to be sent by the UE as at least part of a first SRS. Each SRS sequence of the plurality of SRS sequences is a function of a respective SRS sequence root that is a function of the first sequence ID. The first sequence ID may be a UE-specific sequence ID that is a function of a UE-specific ID associated with the UE, such as a Cell-Radio Network Temporary Identifier (C-RNTI). |
| US10574493B2 |
Prefixing of OFDM symbols to support variable subframe length
The present disclosure relates to a first radio node configured for orthogonal frequency division multiplexing (OFDM), comprising a receiver, a transmitter, a processor and a memory storing instructions executable by the processor for causing the transmitter in a first mode of operation with a first subcarrier spacing f1: to transmit a sequence of prefixed OFDM symbols, and in a second mode of operation with a second subcarrier spacing f2: to transmit a sequence of prefixed OFDM symbols, wherein the sequence of transmitted OFDM symbols is aligned with a predefined repeating radio frame, which is common to both the first and second modes of operation, or with an integer multiple of the predefined repeating radio frame; and the first and second subcarrier spacings are related by an integer factor, f1/f2=p or f1/f2=1/p, with p≠1 integer. |
| US10574488B2 |
Transceiver, a SUDAC, a method for signal processing in a transceiver, and methods for signal processing in a SUDAC
A transceiver of a user equipment includes a receiving stage, a frontend channel estimator, a frontend channel equalizer, a backend channel estimator, and a backend channel equalizer. The receiving stage is configured to receive an inbound signal from a SUDAC, which enables a relay communication including a frontend communication using extremely-high frequencies and a backend communication using ultra-high frequencies. The inbound signal includes a data portion, a backend control portion and a frontend control portion, the frontend control portion including a frontend evaluation signal and a configuration signal. The frontend and the backend channel estimators are configured to perform channel estimations based on the frontend evaluation signal and the backend control portion, respectively, wherein the frontend and backend channel equalizers are configured to equalize distortions, caused by using the extremely-high and ultra-high frequencies, respectively, based on the channel estimation of the frontend and backend channel estimators, respectively. |
| US10574487B1 |
Sampler offset calibration during operation
Methods and systems are described for sampling a data signal using a data sampler operating in a data signal processing path having a decision threshold associated with a decision feedback equalization (DFE) correction factor, measuring an eye opening of the data signal by adjusting a decision threshold of a spare sampler operating outside of the data signal processing path to determine a center-of-eye value for the decision threshold of the spare sampler, initializing the decision threshold of the spare sampler based on the center-of-eye value and the DFE correction factor, generating respective sets of phase-error signals for the spare sampler and the data sampler responsive to a detection of a predetermined data pattern, and updating the decision threshold of the data sampler based on an accumulation of differences in phase-error signals of the respective sets of phase-error signals. |
| US10574486B2 |
Channel measurement method in wireless communication system and apparatus therefor
A channel measurement method in a wireless communication system and an apparatus therefor are disclosed. Specifically, a method for measuring a channel by a terminal in the wireless communication system may comprise the steps of: receiving, from a base station, a reference signal on part of antenna ports within a two-dimensional antenna port array; measuring channels for the part of antenna ports on the basis of the reference signal received from the base station; and reconstructing a channel for an antenna port which is not used for transmission of the reference signal within the two-dimensional antenna port array, using the channel measurement result, to reconstruct channels for all antenna ports within the two-dimensional antenna port array. |
| US10574484B2 |
Method for implementing residential gateway service function, and server
A method for implementing a residential gateway service function, and a server are disclosed. The method may include: receiving, by a server, a data packet forwarded by a residential gateway (RGW) or a network side; identifying, by the server, a service type of the data packet according to information carried in the data packet; and providing, by the server, based on the service type of the data packet, a virtual residential gateway service for a user terminal connected to the RGW. |
| US10574483B2 |
Machine, program product, and computer-implemented methods for a hybrid command management aggregator
A machine, program product, and method for enabling interoperable and low-latency networking among service devices. The machine, program product and methods perform the tasks of automatically matching, upon the receipt of the incoming data transmission, the data transmission to a plurality of analog device protocols to determine the necessary instructions and transmission media to command and control the plurality of analog service devices according to the data transmission or a plurality of digital device protocols to determine the necessary instructions and transmission media to command and control the plurality of digital service devices according to the data transmission, determining an outgoing transmission media for the incoming data transmission, constructing outgoing data transmissions between any of the analog service devices and any of the digital service devices responsive to the matching of the analog and digital device protocols and the identification of the outgoing transmission media, and dynamically allocating frequency spectrum for data transmissions between any of the analog service devices and any of the digital service devices, the dynamic allocation being responsive to any of a service type, service demand, and quality of service threshold for the outgoing transmission media and digital and analog device protocols. |
| US10574482B2 |
Multi-perimeter firewall in the cloud
Systems and methods for providing multi-perimeter firewalls via a virtual global network are disclosed. In one embodiment the network system may comprise an egress ingress point in communication with a first access point server, a second access point server in communication with the first access point server, an endpoint device in communication with the second access point server, a first firewall in communication with the first access point server, and a second firewall in communication with the second access point server. The first and second firewalls may prevent traffic from passing through their respective access point servers. The first and second may be in communication with each other and exchange threat information. |
| US10574480B2 |
Tunnelling time-critical messages between substations over WAN
A method includes transmitting time-critical messages in an OSI layer 2 network tunnel from a first IED in a first substation to a second IED in a second substation over a WAN, wherein each of the first and second substation comprises an edge IED and is associated with a substation LAN, wherein each of the time-critical messages comprises message parameters. The method includes: creating a translation table comprising corresponding values of the message parameters, between the LANs and the WAN; defining a virtual IED in the second substation using the translated values of the message parameters, to impersonate the first IED; translating the message parameters according to the translation table, by the edge IED of the first and second substation; forwarding the time-critical messages from the first IED in the first substation to the WAN; and receiving the time-critical messages by the second IED in the second substation from the WAN. |
| US10574478B2 |
Information processing system, method, and apparatus
An information processing system includes Spine switches, Leaf switches coupled to the Spine switches in a form of a Latin square fat tree, and apparatuses each coupled to any one of the Leaf switches and including a processor. The processor performs, in a case where the processor is included in one of first apparatuses coupled to one of first Leaf switches, first collective communication with others of the first apparatuses on a route via a first Spine switch. The first Leaf switches correspond to at least a portion of points other than points at infinity of a finite projective plane corresponding to the Latin square fat tree. The processor performs second collective communication with others of the first apparatuses on a route via a second Spine switch at each phase of the first collective communication. The second Spine switch is different from the first Spine switch. |
| US10574476B2 |
Method and apparatus of managing guest room
Certain example embodiments relate to a method and/or apparatus for managing a guest room, and for example, for assigning a guest room based on customized setting information provided by a user and thereafter managing the guest room based on the setting information. |
| US10574471B2 |
Device control method, information storage medium, control apparatus, and device control system
A device control method includes: identifying a device contained in device information on a device that was in a controllable mode before, the device being controlled via a network and being allowed to be in the controllable mode and a restriction mode, the controllable mode being a mode in which the device can be controlled by a first type of communication via the network, and the restriction mode being a mode in which a type of communication that can be performed by the device is restricted to a second type of communication to thereby prohibit control of the device by the first type of communication; and switching, by sending by the second type of communication predetermined data that is based on the device information to the identified device, the identified device from the restriction mode to the controllable mode. |
| US10574470B2 |
Converting power over ethernet into a USB stream and separate power
Power over Ethernet (POE) can be converted into a USB stream and separate power. With these techniques, the benefits of POE can be obtained without requiring a terminal to be POE-enabled and without employing a terminal's Ethernet port. Many more terminals may therefore be powered via POE. |
| US10574467B2 |
Multi-state unclonable functions and related systems
The present disclosure relates to implementations of physically unclonable functions (PUFs) for cryptographic and authentication purposes. Specifically, the disclosure describes implementations of machine learning engines (MLEs) in conjunction with PUFs generating outputs having multiple states. |
| US10574465B2 |
Electronic subscriber identity module (eSIM) eligibility checking
Embodiments provided herein determine if an electronic subscriber identity module (eSIM) associated with a requested service can be installed in a secure element (SE) housed in a wireless device. Before requesting deployment of an eSIM suitable for the requested service from an eSIM delivery server, a carrier server asks that an original equipment manufacturer (OEM) server validate that an eSIM corresponding to a customer request should be deployed. The OEM server obtains information about the wireless device and information about the SE. When the carrier server requests validation, the OEM server evaluates the wireless device information and/or the SE information. If the OEM server indicates that deployment of the eSIM should proceed, the OEM server also indicates the eSIM type that is compatible with the wireless device and with the SE housed in the device. |
| US10574464B2 |
Method and system for securing a blockchain with proof-of-transactions
Novel tools and techniques are provided for implementing blockchain transactions, and, more particularly, to methods, systems, and apparatuses for securing a blockchain with proof-of-transactions. In various embodiments, the blockchain system utilizes a proof-of-transactions approach that is based on a multi-player voting system and that is not susceptible to a free-rider problem that affects many other cryptocurrencies. The proof-of-transactions approach allows the cryptocurrency network to divide revenue between the nodes in the peer-to-peer network that provides bandwidth and connectivity and a set of other nodes that solve computational puzzles that safeguard the security of the blockchain system. |
| US10574461B2 |
Streaming authentication and multi-level security for communications networks using quantum cryptography
Message authenticators for quantum-secured communications facilitate low-latency authentication with assurances of security. Low-latency message authenticators are especially valuable in infrastructure systems where security and latency constraints are difficult to satisfy with conventional non-quantum cryptography. For example, a message transmitter receives a message and derives an authentication tag for the message based at least in part on an authenticator that uses one or more quantum keys. The message transmitter outputs the message and its authentication tag. A message receiver receives a message and authentication tag for the message. The message receiver derives a comparison tag for the message based at least in part on an authenticator that uses one or more quantum keys. The message receiver checks whether the message is authentic based on a comparison of the authentication tag and the comparison tag. In example implementations, the authenticator uses stream-wise cyclic redundancy code operations. |
| US10574459B2 |
Code signing service
A facility for enrolling a software implementer in a code signing. In one example facility, the facility receives information identifying the implementer, and credentials authenticating the implementer. The facility generates secret state for the implementer. Based on at least one or both of (1) at least a portion of the received credentials and (2) at least a portion of the generated secret state, the facility generates for the implementer a key pair comprising a private key and a public key, and persistently stores the secret state. |
| US10574454B1 |
Current key data encryption
Periodically re-encrypting user data stored on a storage device, including: detecting that a data encryption key should be decommissioned; and for user data stored on the storage device that is encrypted with the data encryption key: reading the user data that is encrypted with the data encryption key from the storage device; re-encrypting the user data utilizing a current data encryption key; and writing the user data that is encrypted utilizing the current data encryption key to the storage device. |
| US10574447B2 |
Antenna array based OAM wireless communication
Systems and methods for orbital angular momentum (OAM)-based multidimensional wireless communication. The OAM-based multidimensional wireless communication is preformed with a transmitter for generating an RF modulated signal carrying a data sequence. Further included is an OAM antenna array including OAM antenna elements, each of which includes an azimuthal phase shifter and an antenna element. The azimuthal phase shifter shifts an azimuthal phase term of a wavefront generated by the antenna element such that the OAM antenna element imposes the multidimensional modulated signal on a pre-determined OAM mode of a carrier signal corresponding to the azimuthal phase term. |
| US10574445B2 |
Range constrained device configuration
Disclosed in some examples are methods, systems, and machine readable mediums for secure, low end-user effort computing device configuration. In some examples the IoT device is configured via a user's computing device over a short range wireless link of a first type. This short range wireless communication may use a connection establishment that does not require end-user input. For example, the end user will not have to enter, or confirm a PIN number or other authentication information such as usernames and/or passwords. This allows configuration to involve less user input. In some examples, to prevent man-in-the-middle attacks, the power of a transmitter in the IoT device that transmits the short range wireless link is reduced during a configuration procedure so that the range of the transmissions to and from the user's computing device are reduced to a short distance. |
| US10574444B2 |
Systems and methods for secured web application data traffic
Systems and methods for secured access to cloud-based applications or services include a service node that may receive a request from client including a URL associated with an application manager. The service node may send a URL prefix identifying a termination to the termination node. The service node may receive a client hello message from the client that includes a first field incorporating the URL prefix, and may send the client hello message to the termination node to initiate a handshake with the client using a wildcard certificate of server, for establishing a SSL channel between the client and the termination node for a session of the application. The service node can direct a communication of the session from the client to the predetermined termination node, for decryption, using the established SSL channel, according to the URL prefix incorporated in a server name indication (SNI) field of the communication. |
| US10574443B2 |
Secured communication in network environments
A computing device can obtain a session key for encrypting data that is communicated between a client device and the computing device. The computing device can receive, from the client device, an encrypted request for data. The encrypted request can be encrypted by the client device using the session key. The data requested can be stored on a second computing device. The computing device can send, to the second computing device, a copy of the session key and the encrypted request for data. The second computing device can decrypt the data using the session key and can also encrypt data responsive to the request using the session key. |
| US10574441B2 |
Management of cryptographic keys
According to an example embodiment of the present invention, there is provided an apparatus (110) comprising a receiver (114) configured to receive at least part of a key in scrambled form, and at least one processing core configured to descramble the at least part of the key and to apply the key in a cryptographic procedure, the descrambling being based at least in part on at least one environmental condition. |
| US10574439B2 |
System and method for secure communication using random blocks or random numbers
A system and method for secure communication is provided. A sending device encrypts a first starting block with one of a number of random blocks. The encrypted first starting block is sent to a receiving device, which expands it by a random amount. The expanded block is divided into a first expanded block and a second expanded block. A source data block is encrypted with the second expanded block and transmitted to the receiving device, where it is decrypted with the decrypted first starting block. The first expanded block replaces the starting block for subsequent transmission. |
| US10574432B2 |
Active array calibration
A method of calibrating a phased array including an array of antenna elements, RF communication circuits each of which is electrically coupled to a different corresponding antenna element within the array of antenna elements, and a signal feed network that electrically couples a first signal line to second signal lines, wherein each second signal line is electrically coupled to a different corresponding RF communication circuit among the RF communication circuits, the method involving: performing a first phase of a calibration operation, the first phase of the calibration operation involving calibrating the signal feed network independent of the RF communication circuits; and performing a second phase of the calibration operation, the second phase of the calibration operation involving calibrating, independent of the signal feed network, each of the RF communication circuits until all RF communication circuits among the RF communication circuits are calibrated. |
| US10574430B2 |
Relay transmission system, relay transmission method, and relay transmission device
A relay transmission system includes a relay unit configured to relay uplink signals and downlink signals in the first and second communication systems, a time division duplex (TDD) information estimation unit configured to estimate a transmission period of network devices in the first communication system on the basis of the uplink or downlink signal of the first communication system that is relayed by the relay unit, a surplus bandwidth determination unit configured to determine a surplus bandwidth in which an uplink signal of the first communication system is not allocated to a relay target of the relay unit during the transmission period on the basis of the number of network devices and a maximum transmission capacity of the network devices, and a bandwidth allocation unit configured to allocate the uplink signal of the second communication system to the relay target of the relay unit in the surplus bandwidth. |
| US10574429B2 |
Data transmission method and device for time division duplex system
A data transmission method and a data transmission device for a TDD system are provided, so as to reduce the frequency hopping operations, reduce the retuning time, prolong a valid duration for the data transmission and reduce the time period for the data transmission, and reduce the power consumption. The data transmission method includes steps of: at a predetermined retuning start time point, adjusting, by a UE, a carrier frequency for data reception and transmission within a predetermined retuning duration so as to acquire the adjusted carrier frequency; and performing, by the UE, uplink data transmission and downlink data reception at the adjusted carrier frequency with a network device within a consecutive duration in accordance with a TDD uplink-downlink configuration. The consecutive duration is a duration from a current retuning end time point to a next retuning start time point. |
| US10574426B2 |
Full duplex ranging systems and methods
A system and method perform fine ranging on a plurality of cable modems in a network and distribute results. A CMTS grants access to a full duplex ranging probe to the plurality of cable modems, and probe results are distributed to the plurality of cable modems. A receive modulation error ratio (RxMER) uploaded from respective of the plurality of cable modems, and the CMTS identifies an interference group (IG) and bits/symbol for the plurality of cable moderns in a given sub-band. Full duplex operation is then performed in the given sub-band with known IG and bits/symbol. |
| US10574425B2 |
Method for receiving downlink signal and user equipment, and method for transmitting downlink signal and base station
In the present invention, a part of a first demodulation reference signal sequence generated on the basis of a basic subcarrier interval (hereinafter, a first subcarrier interval) is used for a second subcarrier interval which is K times the first subcarrier interval. Values selected one for every K from among values constituting the first demodulation reference signal sequence may be used as values constituting a second demodulation reference signal sequence for the second subcarrier interval. |
| US10574424B2 |
Transmission bandwidth improvements for DVB-S2X channel bonding
In some aspects, the disclosure is directed to methods and systems for improved bandwidth for DVB-S2X bonded channels. A high bandwidth stream may be split to a plurality of partial streams, including inserted null packets. Modulators may remove the null packets while maintaining a synchronization counter. The counter value may be inserted in headers of transmitted data packets in reduced bandwidth output streams, without requiring explicit identification of removed or deleted null packets. Downstream modulators may recover and remerge the partial streams via the synchronization counters. As explicit deleted null packet identifiers are omitted, header sizes are reduced, further increasing payload/header efficiency ratios. |
| US10574423B2 |
Methods and apparatus for controlling interruption level with RSSI-based measurements
A method in a wireless device (410) is disclosed. The method comprises determining (704) a carrier aggregation configuration for the wireless device, and obtaining (708), based on the determined carrier aggregation configuration for the wireless device, an allowed interruption level on a first carrier frequency (505a, 505b, 605). The method comprises receiving (712), from a network node (415), a Received Signal Strength Indicator (RSSI) configuration for an RSSI-based measurement on one of the first carrier frequency and a second carrier frequency (510a, 510b, 610). The method comprises controlling (716) one or more configuration parameters to control an amount of interruption on the first carrier frequency to meet the obtained allowed interruption level. |
| US10574421B2 |
Method and apparatus for scheduling uplink transmissions with reduced latency
A configuration can be received from a network. The configuration can enable a device to receive downlink transmissions with different TTI lengths. A first downlink assignment can be received. The first downlink assignment can indicate downlink resources for a first downlink transmission corresponding to a first TTI length. A second downlink assignment can be received. The second downlink assignment can indicate downlink resources for a second downlink transmission corresponding to a second TTI length. The first and the second downlink transmissions can be received. A number of acknowledgment bits needed can be determined in response to the first and second downlink transmissions at least based on the second downlink assignment. The acknowledgment bits can be transmitted in response to the first and second downlink transmissions in an uplink control channel associated with the second downlink assignment. The first and the second transmit time interval lengths can be different. |
| US10574418B2 |
Determining channel availability for orthogonal frequency division multiple access operation
A first communication device receives a first data unit from a second communication device via one or more communication channels. The first data unit includes an indication of a first set of one or more sub-channels allocated to the first communication device, and the first data unit is configured to prompt the first communication device to transmit channel availability information as part of a subsequent orthogonal frequency division multiple access (OFDMA) transmission. The first communication device determines channel availability information for the one or more communication channels, and when the first communication device determines that at least one of the communication channels is idle, the first communication device transmits a second data unit to the second communication device in one or more sub-channels allocated to the first communication device as part of the OFDMA transmission, the second data unit including the channel availability information. |
| US10574415B2 |
Apparatus and method for controlling resource allocation in a wireless communication network
An apparatus and method for allocating time-frequency resource, comprising: allocating a first group-specific data time-frequency resource to data sequences associated to UEs comprised in a first UE group of the plurality of UE groups; and allocating a second group-specific data time-frequency data resource to data sequences associated to UEs comprised in a second UE group of the plurality of UE groups; wherein the first and the second group-specific data time-frequency resources at least partly overlap in time domain. |
| US10574414B2 |
Pilot signal transmission method and apparatus, and transmitting terminal
Provided are a pilot signal transmission method and apparatus, and a transmitting terminal. The method includes: setting a first pilot signal, a second pilot signal, and a third pilot signal on a same subcarrier; and transmitting the first pilot signal, the second pilot signal, and the third pilot signal respectively on three continuous symbols on the same subcarrier. The first pilot signal, the second pilot signal, and the third pilot signal are all nonzero data, a phase difference between the first pilot signal and the second pilot signal is 90 degrees, a phase difference between the third pilot signal and the second pilot signal is 90 degrees, and a phase difference between the first pilot signal and the third pilot signal is 180 degrees. |
| US10574413B2 |
Uplink pilot reference signals
There is provided mechanisms for assigning uplink pilot reference signals. A method is performed by a wireless device. The method comprises receiving an uplink grant and a downlink assignment for the wireless device, the uplink grant being associated with initially assigned uplink pilot reference signals. The method comprises determining at least one reciprocity pilot reference signal from the initially assigned uplink pilot reference signals, the uplink grant, and the downlink assignment. The method comprises transmitting the at least one reciprocity pilot reference signal in the uplink grant. There is provided mechanisms for detecting such uplink pilot reference signals. |
| US10574411B2 |
High efficiency signal field encoding structure
This disclosure describes methods, apparatus, and systems related to a high efficiency signal field encoding structure. A device may determine a communications channel having a bandwidth of a frequency band. The device may determine a first group of subchannels of the bandwidth and a second group of subchannels of the bandwidth. The device may determine a high efficiency signal field to be transmitted on the communications channel to a first device. The device may encode the high efficiency signal field using the first group of subchannels and the second group of subchannels. The device may cause to send the high efficiency signal field to the first device. |
| US10574403B2 |
System and method for protecting data transmission
Communication between a cellular network (102) and a communication device (101) occurs in a first frequency band (111) and a second frequency band (112), the second frequency band (112) being at least partly different from the first frequency band (111). A data packet is sent in the first frequency band (111). Depending on an acknowledgment of receipt of the data packet, the data packet is selectively sent in the second frequency band (112). |
| US10574401B2 |
Polar code retransmission method and apparatus
Embodiments of this application provide a polar code retransmission method and apparatus, to reduce retransmission complexity and improve transmission performance. The method includes: determining a first polar channel sequence including N polar channels and reliability of each of the N polar channels; determining, based on a coding parameter for an mth data transmission, a quantity Km of information bits that need to be transmitted during the mth data transmission, where the coding parameter includes at least one of the quantity of information bits and a code rate; determining Km polar channels with highest reliability in the first polar channel sequence; determining Km information bits based on locations, of information bits that need to be transmitted during first m−1 data transmissions, in the first polar channel sequence; and mapping the Km information bits to the Km polar channels for transmission. |
| US10574400B2 |
Methods and devices for robustness enhancement in a wireless communication system
The present disclosure provides methods and devices for robustness enhancement in a wireless communication system comprising a plurality of network nodes and a wireless communication device which is configured to be connected to the plurality of network nodes including a first network node. Embodiments disclosed herein describe a first network node, a wireless communication device, a method in the first network node, a method in the wireless communication device, a wireless communication system and a non-transitory machine-readable medium. The method in the first network node comprises the operations of transmitting a data packet to the wireless communication device; generating assistance information indicating to the wireless communication device when to search for the same data packet from at least a second network node of the plurality of network nodes for soft combination; and transmitting the assistance information to the wireless communication device. |
| US10574399B2 |
Acknowledgement of a range of sequence numbers
Group acknowledgement of a range of consecutive sequence numbers associated with non-received data. The acknowledgement includes indication of at least one endpoint of the range. It can include, for example, the sequence numbers of the first and last non-received data or the last received data packet. The feedback can refer also to a single sequence number, relating to a single PDU. The triggering of the acknowledgement can be done by conventional gap detection or receiver timers. |
| US10574390B2 |
Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems
Systems and methods for decoding block and concatenated codes are provided. These include advanced iterative decoding techniques based on belief propagation algorithms, with particular advantages when applied to codes having higher density parity check matrices such as iterative soft-input soft-output and list decoding of convolutional codes, Reed-Solomon codes and BCH codes. Improvements are also provided for performing channel state information estimation including the use of optimum filter lengths based on channel selectivity and adaptive decision-directed channel estimation. These improvements enhance the performance of various communication systems and consumer electronics. Particular improvements are also provided for decoding HD radio signals, satellite radio signals, digital audio broadcasting (DAB) signals, digital audio broadcasting plus (DAB+) signals, digital video broadcasting-handheld (DVB-H) signals, digital video broadcasting-terrestrial (DVB-T) signals, world space system signals, terrestrial-digital multimedia broadcasting (T-DMB) signals, and China mobile multimedia broadcasting (CMMB) signals. These and other improvements enhance the decoding of different digital signals. |
| US10574388B2 |
Techniques for handling overlapping sets of downlink control channel resources
Techniques for monitoring for control information in sets of downlink control channel resources are described, where multiple sets of downlink control channel resources may overlap. The described techniques include monitoring for one or more search spaces in a set of downlink control channel resources by rate matching downlink control channel resources independently of other sets of downlink control channel resources. Alternatively, overlapping sets of downlink control channel resources may be rate-matched accounting for reference signals of overlapping sets of downlink control channel resources. |
| US10574384B2 |
Dual-grip portable countermeasure device against unmanned systems
A portable countermeasure device is provided comprising one or more directional antennae, one or more disruption components and at least one activator. The portable countermeasure device further comprises a body having a dual-grip configuration, with the directional antennae are affixed to a removable plate on a front portion of the body. The one or more disruption components may be internally mounted within the device body. The dual-grip configuration allows an operator to use his body to steady and support the device while maintaining the antenna on target. The second grip is positioned adjacent the first grip, with the first grip angled toward the rear of the device and the second grip angled toward the front of the device. The portable countermeasure device is aimed at a specific drone, the activator is engaged, and disruptive signals are directed toward the drone, disrupting the control, navigation, and other signals to and from the drone. |
| US10574382B2 |
Low cost intensity-modulated direct-detection (IMDD) optical transmitter and receiver
An embodiment method includes multiplexing light emitted by the plurality of optical transmitters to provide a multiplexed optical signal; propagating the multiplexed optical signal through an optical interleaver from a first port thereof to a combined port thereof and back to a second port thereof; and detecting an optical signal at the second port of the optical interleaver. |
| US10574380B2 |
Method and apparatus for optical node construction using software programmable ROADMs having N X M wavelength selective switches
Example embodiments of the present invention relate to a software programmable reconfigurable optical add drop multiplexer (ROADM) comprising of at least one M×N wavelength selective switch and a plurality of programmable waveguide optical elements, wherein when the plurality of programmable waveguide optical elements are set to a first configuration, the software programmable ROADM provides wavelength switching for at least two degrees of an n-degree optical node, and wherein when the programmable waveguide optical elements are set to a second configuration, the software programmable ROADM provides wavelength switching for at least two degrees of an m-degree optical node, wherein m>n. |
| US10574378B2 |
Optical power measurement in a passive optical network
A device and method for optical power measurement in an optical network supporting upstream and downstream signal propagation along an optical transmission path. An upstream wavelength analyzer receives upstream light extracted from the optical transmission path and is configured to determine an upstream spectral characteristic of the extracted upstream light. A downstream optical power meter assembly receives downstream light extracted from the optical transmission path and is configured to measure an optical power parameter of a downstream signal. A processing unit is configured to determine, based on the upstream spectral characteristic, at least one pass/fail threshold associated with the measured optical power parameter of the downstream signal. |
| US10574377B2 |
Interference suppression method, apparatus, and system
An interference suppression method, apparatus, and system to suppress interference between an uplink signal and a downlink signal, and improve communication quality. The method includes determining, by a first base station, control channel indication information of a first cell, where the first cell is any one of cells managed by the first base station, and the control channel indication information includes at least one piece of the following information of control channel indication information of a contradirectional-transmission frequency band on which the first cell is interfered with by a neighboring cell, or control channel indication information of a contradirectional-transmission subframe in which the first cell is interfered with by a neighboring cell, and sending, by the first base station, the control channel indication information to a second base station, where the second base station is a base station of the neighboring cell. |
| US10574374B2 |
Frequency selective system
A frequency-selective system that may be used as, or as part of, an add/drop multiplexer. An input signal is fed to a Mach-Zehnder interferometer configured to drop, or suppress, by destructive interference, a signal component in a first frequency band from among a plurality of frequency bands. One or more bandpass filters in one arm of the Mach-Zehnder interferometer suppress other frequencies, outside of the first frequency band, so that signals at these other frequencies are not suppressed by destructive interference and are present at the output of the Mach-Zehnder interferometer. A coupler connected after the output of the Mach-Zehnder interferometer adds, into the signal path, a replacement for the dropped signal. |
| US10574363B2 |
Robot and optical transmission device
A robot includes two links, a joint portion that connects the two links so as to be rotatable relative to each other, a control unit that controls an operation of the joint portion, and an optical transmission device that transmits an optical signal between the two links, and in which the optical transmission device includes an optical wiring that passes through the joint portion and allows the optical signal to propagate, and a light source unit that is disposed on one of the two links and emits the optical signal, and the control unit transmits a signal for adjusting intensity of the optical signal according to a bending amount of the joint portion to the optical transmission device. |
| US10574359B2 |
Single-wavelength bidirectional transceiver with integrated optical fiber coupler
An apparatus configured to function as a pluggable single-wavelength bidirectional transceiver in a switching network. The apparatus includes: a 2×1 fusion coupler; an input/output optical fiber, a detector optical subassembly (OSA) fiber and a laser OSA fiber all connected to the 2×1 fusion coupler; and a transceiver that includes a transceiver electronic circuit printed wiring board (PWB) and laser and detector OSAs electrically coupled to the transceiver electronic circuit PWB. The laser OSA includes a laser that is situated to transmit light to the laser OSA fiber, while the detector OSA includes a photodetector that is situated to receive light from the detector OSA fiber. The transceiver electronic circuit PWB also includes a multiplicity of transceiver input/output metal contacts arranged at one pluggable end of the PWB. |
| US10574354B2 |
Data transfer arrangement for a hybrid integrated circuit (HIC) and an HIC with the data transfer arrangement
A hybrid integrated circuit (HIC) with a high bandwidth, low-power, miniaturized, optically coupled data communication interface, the interface and an arrangement including the HIC. Active and passive components and integrated circuit (IC) chips may be mounted on an HIC substrate and collecting data. The HIC is smaller than one millimeter square and communicates data externally through a microLED (μLED) array mounted on the HIC substrate and coupled to other HIC components. Each “on” μLED consumes less than ten microwatts (10 μW). |
| US10574350B2 |
Method and apparatus for estimating direct current bias of optical modulator and receiver
A method and apparatus estimating direct current bias of an optical modulator and a receiver. The method includes: performing signal processing to obtain a phase noise compensated signal, extracting a receiving signal component based on the phase noise compensated signal, removing the receiving signal component from the phase noise compensated signal, and calculating a received signal power based on the signal with the receiving signal component being removed. The method includes calculating a direct current bias of the optical modulator based on the receiving signal component, the received signal power and a drive signal power of the optical modulator. |
| US10574343B2 |
Systems and methods for fixed satellite service protection using real-time measurement
A satellite communication system is provided. The satellite communication system includes an earth station, a server in operable communication with the earth station, a beacon detector in operable communication with the server, an access point configured to operate within a proximity of the earth station, and a beacon transmitter disposed within close proximity to the access point. The beacon transmitter is configured to transmit a beacon signal to one or more of the server and the beacon detector. The beacon signal uniquely identifies the access point. |
| US10574340B2 |
Dynamic satellite beam switching
A dynamic satellite map updating system measures geographic position and travel information of in-flight aircraft in a fleet of aircraft equipped to establish in-flight connectivity services from a plurality of satellite beams. The in-flight aircraft include an on-board satellite map program with satellite map parameters to indicate which satellite beam of a group of available satellite beams is the most desirable based on the in-flight aircraft's geographic location. The system selects in-flight aircraft, determines updated satellite map parameters for the selected aircraft, and transmits the updated satellite map parameters to the aircraft to assemble new satellite map programs to relieve wireless data outage conditions on one or more of the satellite beams. The dynamic satellite updating system may transmit the updated satellite map parameters over an existing satellite data connection to make up-to-date adjustments to the communications load among the group of available satellite beams. |
| US10574337B1 |
Multi-constellation satellite terminal
Techniques, systems, devices, and methods for utilizing a mobile communicator for communicating with multiple satellites, e.g., simultaneously over an interval of time, are disclosed. The mobile communicator is disposed on a vehicle, and the multiple satellites may be disposed in different satellite constellations operating in different orbits. The mobile communicator establishes multiple communication links to the multiple satellites by utilizing only the set of antenna resources provided by a single antenna platform or array. Subsets of the antenna resources are dynamically apportioned and adapted, e.g., while the vehicle travels, to establish and maintain different communication links to different satellites via different spatial channels and their respective air interfaces to thereby maintain optimal satellite communicative connectivity. On-board connectivity services for personal electronic devices and/or other on-board applications may be supported by the disclosed techniques. |
| US10574336B2 |
Network repeater system
A system is described where antenna beam steering techniques are implemented to optimize time and frequency channel resources in wireless communication systems where repeaters are used. Beam steering modes of the antenna systems in the repeaters as well as the nodes are optimized to improve system capacity and load balancing. Client devices in a wireless LAN system can be configured to work as repeaters, with the repeaters containing a beam steering capability. The beam steering capability can be implemented in one or multiple nodes and repeaters in the communication system. |
| US10574334B2 |
Wireless relay radio frequency (RF) interference management
A wireless relay manages Radio Frequency (RF) interference. A wireless access point in the relay wireless exchanges user data with wireless user devices using an amount of Carrier Aggregation Secondary Component Carriers (CA SCCs) in an RF band. A wireless network transceiver in the relay wireless exchanges the user data with a wireless communication network using a number of RF channels in the RF band. In response to excessive RF interference, the wireless access point wireless exchanges subsequent user data with the wireless user devices using a lower amount of the CA SCCs in the RF band. In response to the excessive RF interference, the wireless network transceiver wireless exchanges the subsequent user data with the wireless communication network using a lower number of RF channels in the RF band. |
| US10574330B2 |
Link acquisition in wireless communication systems
A procedure to establish a link in a directional wireless system where two nodes cannot listen to each other unless optimized beamforming pair is used and timing and framing synchronization is acquired. The procedure determines a set of beamforming pairs that the nodes can use for communication in addition to acquiring the framing and timing synchronization. Training packets are periodically transmitted by a transmitter while a receiver listens in each of a number of receive directions. Training packets are sent N times in N directions while a receiver listens in each of M receive directions until all N×M possible transmit and receive direction pair possibilities are tried. The receiver informs the transmitter which transmit and receive direction pairs were successful in creating communication links between the nodes. |
| US10574329B2 |
Radio link failure timers and constants based on radio link management and beam failure recovery procedures
In an aspect, a scheduled entity obtains a first set of indications associated with a beam failure recovery procedure, starts at least one of a first timer or a second timer based on the obtained first set of indications, and detects a radio link failure when the first timer expires or when the second timer expires. In some aspects, the scheduled entity starts at least one of the first timer or the second timer when N out-of-sync indications are obtained over a network configured time window, the N out-of-sync indications including aperiodic out-of-sync indications from the first set of indications and out-of-sync indications associated with a radio link monitoring procedure. In some aspects, the scheduled entity starts at least the second timer when the first set of indications includes a single aperiodic out-of-sync indication. |
| US10574326B2 |
Beamformed transmission in cellular system
There is provided a solution for efficient communications in a cellular communication system employing beamforming transmissions. In an embodiment, a terminal device (120) carries out the following: scanning for at least one message amongst a plurality of radio beams (112, 114) in a cell (100) according to a search space defining a plurality of scanning configurations; measuring a signal quality of at least one radio beam in the cell; adapting the search space on the basis of the measured signal quality; and performing said scanning for the at least one message according to the adapted search space. |
| US10574322B2 |
System and method for service group based dynamic optimization of WWAN WLAN aggregation
A service group based dynamic optimization of WWAN and WLAN aggregation in user equipment (UE) is described. The UE has a first radio access technology (RAT) interface associated with a Wireless Wide Area Network (WWAN) based interface that is served by a corresponding base station (BS), and a second RAT interface associated with a Wireless Local Area Network (WLAN) based interface that is served by an Access Point (AP), wherein, for downlink communications, the first and second RAT interfaces are aggregated. Each UE belongs to at least one service group, wherein the UE performs service group based dynamic optimization of WWAN and WLAN aggregation, with flow split ratios and resource allocation between RAT interfaces being jointly optimized for each service group and each RAT interface. |
| US10574321B2 |
UE reporting aggregated channel state information based on multiple P3 sweeps
In one aspect, a base station (e.g., a TRP) transmits an indication of a joint P3 sweep to a wireless device which triggers the wireless device (e.g., a UE) to perform the joint P3 sweep. In another aspect, the wireless device performs the joint P3 sweep by obtaining measurements based on a first set and second set of one or more one-port or two-port channel state information reference signal (CSI-RS) transmissions from the TRP. The wireless device determines the aggregated channel estimation based on the obtained measurements. The wireless device determines at least one or more of a precoding matrix indicator (PMI), a modulation and coding scheme (MCS), and a rank based on the determined aggregated channel estimation and reports the determined at least one or more PMI, MCS, and rank in one channel state information (CSI) report. |
| US10574320B1 |
Matrix methods to speed processing for MVDR beamforming
A numerically stable and computationally efficient method for updating and downdating during MVDR (minimum variance distortionless response) adaptive beamforming. The method involves downdating and updating of the triangular (Cholesky) factor of the covariance matrix. The covariance matrix is never explicitly formed, but rather is partitioned and expanded after substituting in the Cholesky factors. |
| US10574318B2 |
Apparatus and methods for synchronization of transmitters
A first-transceiver system for use in an antenna diversity scheme. The first-transceiver system comprising: a first-receiver; a first-time/clock-generation-unit; a first-transmitter; and a timing-controller. The first-receiver is configured to receive a wireless first-common-signal from a third-party-transmitter, wherein the first-common-signal is representative of a common-signal transmitted by the third-party-transmitter. The timing-controller is configured to: receive signaling representative of the first-common-signal; receive signaling representative of a wireless second-common-signal as received at a second-transceiver, the wireless second-common-signal being representative of the common-signal; and generate a timing-signal based on the first-common-signal and the second-common-signal. The first-transceiver system is configured to set the first-time/clock-generation-unit, based on the timing-signal, to reduce an alignment-error between the first-time/clock-generation-unit and the second-time/clock-generation-unit. The first-transmitter is configured to transmit a wireless first-transmission-signal, in accordance with the first-time/clock-generation-unit, as part of the antenna diversity scheme that comprises aligned transmission of both the first-transmission-signal and a second-transmission-signal. |
| US10574317B2 |
System and method for providing wireless communication services using configurable broadband infrastructure shared among multiple network operators
System and method designed to allow different wireless carriers to provide wireless services using configurable infrastructure. The method includes receiving, from a first wireless network operator, first virtual RF configuration information and receiving, from a second wireless network operator, second virtual RF configuration information. A first portion of the configurable infrastructure and a first set of a plurality of physical antennas may then be configured, based upon the first virtual RF configuration information, into a first virtual RF configuration including a first virtual antenna. A second portion of the configurable infrastructure and a second set of the plurality of physical antennas may then be configured, based upon the second virtual RF configuration information, into a second virtual RF configuration including a second virtual antenna. Connections are established between the configurable infrastructure and wireless subscriber devices in accordance with the virtual RF configurations. |
| US10574314B2 |
Signal generation method, transmission device, reception method, and reception device
A signal generation method is used in a transmission device that transmits a plurality of transmission signals from a plurality of antennas at the same frequency and at the same time, in the case where larger power change is performed on a first transmission signal than on a second transmission signal during generation process of the first transmission signal and the second transmission signal, the first transmission signal and the second transmission signal are mapped before the power change such that a minimum Euclidian distance between possible signal points for the first signal is longer than a minimum Euclidian distance between possible signal points for the second signal. |
| US10574309B2 |
Feedback techniques in wireless communications
A user equipment (UE) may be configured to communicate a number of transmissions that may each have separate feedback processes. A feedback configuration for providing feedback for such separate feedback processes may be determined based on semi-static signaling and dynamic signaling. In some cases, semi-static signaling, such as radio resource control (RRC) signaling and dynamic signaling, such as downlink control information (DCI), may together provide a feedback configuration for a particular transmission. The semi-static signaling may provide a number of bits of feedback information, an interpretation of the bits of feedback information, or combinations thereof, and dynamic signaling may indicate that one or more of the bits are to have one of a number of available interpretations, may indicate that one or more additional bits are to be included with feedback, of combinations thereof. These feedback techniques may be used to provide feedback for uplink or downlink transmissions. |
| US10574305B2 |
Vehicle secured communication system
A secured communication system for a vehicle includes a communication network of the vehicle, and a processor operable to process information communicated by the communication network. An interface of the vehicle receives data from exterior of the vehicle, and the communication network communicates information from the interface to a plurality of electronic control units of the vehicle. The processor filters the communicated information to determine if the communicated information is uncorrupted. The processor filters the communicated information by utilizing a two-step filtering process including (i) examining multiple electronic control units involved with the communicated information to determine if parameters of the involved electronic control units correspond with one another and with the current operating conditions of the vehicle, and (ii) comparing the behavior indicated by the communicated information to a profile typical for the driver of the vehicle or the current operating conditions of the vehicle. |
| US10574300B2 |
Apparatus for handling change in orientation of terminal during wireless power transfer and method thereof
A wireless power transmitter for transmitting power by wireless to a terminal includes a power conversion unit and a power transmission control unit. The power conversion unit forms a wireless power signal for wireless power transfer using power supplied from a power supply unit. The power transmission control unit regulates a characteristic of the supplied power, based on orientation information of the terminal. A terminal includes a power receiving unit and a control unit. The power receiving unit receives a wireless power signal formed by a wireless power transmitter. The control unit detects whether or not an orientation of the terminal is changed while the wireless power signal is received, and transmits a control message for power regulation to the wireless power transmitter when the change in the orientation of the terminal is detected. |
| US10574299B2 |
Internal antenna of display
A power supply device for an internal antenna of a display is provided. The power supply device includes at least two coils configured to be separated by a predetermined interval and a power supply terminal of the at least two coils to connect the at least two coils in parallel. An integrated circuit (IC) includes the power supply terminal of the at least two coils connects the at least two coils in parallel and supplies a current to the at least two coils through the included power supply terminal. Phases of the current flowing in the at least two coils are the same due to the current supplied by the IC. |
| US10574296B2 |
Method and apparatus for expanding field of near field communication
A method, apparatus and computer program are disclosed, which receive information from near field communication for a near field communication application or service, using a protocol stack containing an SNEP layer, SNEP referring to a simple near field communication data exchange format exchange protocol. A short message is received from a mobile telecommunication network. A near field communication extension message is identified in the received short message. The identified near field communication extension message is passed to the near field communication application or service via the SNEP layer in response to the identifying of the near field communication extension message. |
| US10574292B2 |
Method and apparatus for transmitting data over metallic wire pairs
A method of transmitting, using a discrete multi-tone technique, data between a first and a second transceiver over a plurality of metallic pairs connected between the first and second transceivers, providing a plurality of transmission channels, is disclosed. |
| US10574291B2 |
Integrated circuit
A wireless communication terminal apparatus wherein CoMP communication can normally be performed without increasing the overhead of an upstream line control channel. In this apparatus, a spreading unit primarily spreads a response signal by use of a ZAC sequence established by a control unit. A spreading unit secondarily spreads the response signal, to which CP has been added, by use of a block-wise spread code sequence established by the control unit. The control unit controls, in accordance with sequence numbers and a hopping pattern established therein, the circular shift amount of the ZAC sequence to be used for the primary spread in the spreading unit and the block-wise spread code sequence to be used for the secondary spread in the spreading unit. The hopping pattern established in the control unit is a hopping pattern common to a plurality of base stations that CoMP-receive the response signal. |
| US10574290B2 |
Method and device for transmitting information
A method and device for transmitting information, comprising: firstly, determining a predefined pattern for carrying information; wherein the predefined pattern comprises a predefined sequence, or the time-frequency structure of a predefined reference symbol (RS), and the information comprises an acknowledgment message (ACK) or a non-acknowledgment message (NACK); and then transmitting the predefined pattern carrying the information on a preset time-frequency domain resource. |
| US10574284B1 |
Cellular telephone case
The cellular telephone case is configured for use with a personal data device. The cellular telephone case is a rigid structure. The cellular telephone case forms a protective structure that contains the personal data device. The cellular telephone case comprises a protective case and a lanyard mechanism. The protective case forms the protective structure of the cellular telephone case. The personal data device inserts into the protective case. The lanyard mechanism is a retractable cord contained within the protective case. The lanyard mechanism allows the protective case to be attached to an object. |
| US10574283B2 |
TSF smartphone case
A protective case is provided to protect a portable electronic device and allow for more dexterous and stable operation of a camera associated with the portable electronic device. Preferably this case includes a securing portion whereby the user's hand may be inserted into the case to securely hold and control the portable electronic device via the case when operating the device with a single hand. This has the advantage of reducing the risk of dropping the device and allowing a user to brace for a fall or other accident with reduced concern for the safety of the personal electronic device, as it is less likely to be dislodged from the user's hand when in an operable position. |
| US10574278B2 |
High dynamic range ask wake-up receiver
A wireless wake-up receiver includes multiple signal chains each signal chain being coupled to continuously receive a signal from a respective antenna and to provide a respective detected pattern at a signal chain output. Each signal chain includes a first path having a mixer-first architecture and operates in a bandpass-mode using differential signals. The wireless wake-up receiver also includes a digital correlator operable to receive the respective detected patterns and to determine whether one of the respective detected patterns is equal to a desired pattern. |
| US10574274B2 |
Systems and methods for decoding error correcting codes
Systems and methods are provided for decoding a codeword encoded by a linear block code. A method may comprise performing a first decoding on a codeword using a first decoder, determining a number of satisfied check nodes and a number of unsatisfied check nodes for a symbol value of the codeword for a decoding result of the first decoding, generating a soft log-likelihood ratio (LLR) for the symbol value based on the number of satisfied check nodes and the number of unsatisfied check nodes, and performing a second decoding using a second decoder with the soft LLR as an input to the second decoder. |
| US10574273B1 |
Systems and methods for a log-likelihood ratio based dynamic scaling scheme for forward error correction
Embodiments described herein provide a method for dynamically scaling log-likelihood ratio (LLR) values of received data bits before decoding the received data bits. A plurality of data bits are received corresponding to a data packet. A first set of data bits of a first type are determined from the plurality of data bits based on a modulation scheme corresponding to the received data bits. A first LLR histogram is generated corresponding to the first set of data bits of the first type. A first scaling factor is calculated based on the first LLR histogram such that a first LLR value range corresponding to the first set of data bits is expanded to a maximum LLR value range. All LLR values are scaled by the first scaling factor. The scaled LLR values corresponding to the plurality of data bits are sent to a decoder. |
| US10574272B2 |
Memory system
A memory system includes a nonvolatile memory and a memory controller configured to perform reading of a concatenation code from the nonvolatile memory in response to an external command, the memory controller including a decoder circuit which decodes a reception word in the concatenation code. The decoder circuit includes a first external code decoder that performs decoding on an external code portion, an internal code in-error bit estimation unit that performs estimation of an in-error bit on a bit sequence from the first external code decoder, based on a rule for an internal code in the concatenation code, and outputs a set of in-error bits that is obtained by the estimation, and a second external code decoder that performs decoding which uses the set of in-error bits that is output from the internal code in-error bit estimation unit, on the bit sequence from the first external code decoder. |
| US10574268B2 |
Small Majorana fermion codes
The disclosed technology concerns tools and techniques for implementing error-correction codes in a quantum computing device. In particular embodiments, Majorana fermion stabilizer codes having small numbers of modes and distance are disclosed. Particular embodiments have an upper bound on the number of logical qubits for distance 4 codes, and Majorana fermion codes are constructed that saturate this bound. Other distance 4 and 6 codes are also disclosed. |
| US10574263B2 |
Method for implementing turbo equalization compensation, turbo equalizer and system
Embodiments of the present application relate to a method for implementing Turbo equalization compensation. The equalizer divides a first data block into n data segments, where D bits in two adjacent data segments in the n data segments overlap, performs recursive processing on each data segment in the n data segments, before the recursive processing, merges the n data segments to obtain a second data block; and performs iterative decoding on the second data block, to output a third data block, where data lengths of the first data block, the second data block, and the third data block are all 1/T of a code length of a LDPC convolutional code. |
| US10574261B2 |
System and method for low-power digital signal processing
A system and method for low-power digital signal processing, for example, comprising adjusting a digital representation of an input signal. |
| US10574260B2 |
Techniques for floating-point number conversion
Aspects for converting floating-point numbers in a processor are described herein. As an example, the aspects may include receiving, by a floating-point number converter, an exponent bit length, a base value, and one or more first floating-point numbers of a first bit length. Further, the aspects may include calculating, by the floating-point number converter, one or more second floating-point numbers of a second bit length based on the exponent bit length and the base value, the one or more second floating-point numbers respectively corresponding to the one or more first floating-point numbers. |
| US10574256B1 |
Modulators
This application relates to time-encoding modulators (TEMs). A TEM (100) receives an input signal (SIN) and outputs a time-encoded output signal (SOUT). A filter arrangement (102) receives the input signal and also a feedback signal (SFB) from the TEM output, and generates a filtered signal (SFIL) based, at least in part, on the feedback signal. A comparator (101) receives the filtered signal and outputs a time-encoded signal (SPWM) based at least in part on the filtered signal. The time encoding modulator is operable in a first mode with the filter arrangement configured as an active filter and in a second mode with the filter arrangement configured as a passive filter. The filter arrangement may include an op-amp (103), capacitance (104) and switch network (105). In the first mode the op-amp (103) is enabled, and coupled with the capacitance (104) to provide the active filter. In the second mode the op-amp (103) is disabled and the capacitance coupled to a signal path for the feedback signal to provide a passive filter. |
| US10574255B2 |
Multiplying digital-to-analog conversion circuit
A multiplying digital-to-analog conversion circuit for use in an analog-to-digital converter is disclosed. In one aspect, the circuit comprises an input block including a capacitor and arranged for switchably connecting a first terminal of the capacitor to an input voltage signal during a first phase and to a fixed reference voltage during a second phase, a sub-analog-to-digital conversion circuit connected to a second terminal of the capacitor and arranged for quantizing a voltage on the capacitor during the second phase, a sub-digital-to-analog conversion circuit that receives the quantized version of the voltage and outputs an analog voltage derived from the quantized version, a feedback block including an amplifier connected to the second terminal of the capacitor and producing, at an amplifier output during a third phase, a residue signal corresponding to a combination of the input voltage signal and the analog voltage, and a feedback circuit. |
| US10574253B1 |
Low power ADC sampling in a digital power controller
According to certain aspects, the present embodiments provide a solution for sampling and converting an analog signal at high frequencies but with low power consumption. In some embodiments, a low power, low resolution, AC coupled ADC is used to track the high frequency component of the analog input signal, in parallel with a high resolution ADC to sense the DC signal at a significantly lower sample rate. According to some aspects, the AC coupled ADC requires no reference or a low resolution reference. In these and other embodiments, a plurality of low resolution, low power ADCs having a high sampling rate may be time multiplexed together with a precision ADC at a low sampling rate. |
| US10574250B1 |
Digital calibration systems and methods for multi-stage analog-to-digital converters
Digital calibration systems and related methods are disclosed for multi-stage analog-to-digital converters (ADCs). For one embodiment, a multi-stage ADC includes an initial ADC, an additional ADC, and calibration logic. The initial ADC generates an output signal and N-bit digital values that are based upon an input signal. The additional ADC receives the output signal from the initial ADC and generates M-bit digital values that are based upon the output signal. The calibration logic receives the N-bit digital values and the M-bit digital values and generates correction values. The correction values are based upon differences between maximum values and minimum values for M-bit digital values associated with different regions determined by the N-bit digital values. Digital conversion outputs for the multi-stage ADC are provided as combinations of the N-bit digital values and the M-bit digital values corrected with the correction values. |
| US10574243B2 |
Apparatus and method for generating stable reference current
An apparatus is provided which comprises: an oscillator to generate a first clock having a first frequency; a divider coupled to the oscillator, wherein the divider is to generate a second clock having a second frequency; and a current reference generator comprising a switched capacitor circuitry which is to receive the second clock directly or indirectly. |
| US10574242B2 |
Phase locked loop sampler and restorer
Systems, methods, and apparatus for a circuit for synchronization of a reference signal and an output signal of a phased-lock loop (PLL) are disclosed. The method comprises continuously generating, by a clock detect circuit connected to the PLL, a clock detect signal indicating whether the reference signal of the PLL is present or lost. The method further comprises continuously sampling and storing, by a loop sampler circuit connected to the PLL, a voltage from a loop filter of the PLL, when the reference signal is present. In addition, the method comprises configuring a charge pump of the PLL into a high impedance state, thereby disabling the charge pump, when the clock detect signal indicates that the reference signal is lost. Further, the method comprises supplying the voltage to the PLL to maintain a frequency of the output signal of the PLL, when the reference signal is lost. |
| US10574239B1 |
Method and system for providing regional electrical grid for power conservation in a programmable device
A programmable semiconductor device capable of being selectively programmed to perform one or more logic functions includes a first region, second region, first regional power control (“RPC”), and second-to-first power control connection. The first region, in one embodiment, contains first configurable logic blocks (“CLBs”) able to be selectively programmed to perform a first logic function. The second region includes a group of second CLBs configured to be selectively programmed to perform a second logic function. The first RPC port or inter-chip port which is coupled between the first and second regions facilitates dynamic power supply to the first region in response to the data in the second region. The second-to-first power control connection is used to allow the second region to facilitate and/or control power to the first region. |
| US10574237B2 |
Physically unclonable camouflage structure and methods for fabricating same
An application specific integrated circuit (ASIC) and a method for its design and fabrication is disclosed. In one embodiment, the camouflaged application specific integrated circuit (ASIC), comprises a plurality of interconnected functional logic cells that together perform one or more ASIC logical functions, wherein the functional logic cells comprise a camouflage cell including: a source region of a first conductivity type, a drain region of the first conductivity type, and a camouflage region of a second conductivity type disposed between the source region and the drain region. The camouflage region renders the camouflage cell always off in a first camouflage cell configuration and always on in a second camouflage cell configuration having a planar layout substantially indistinguishable from the first configuration. |
| US10574232B2 |
Control apparatus using dial, manufacturing method of control apparatus using dial and vehicle including the same
Disclosed herein is a control apparatus using a dial. The control apparatus includes a sensor panel installed to be rotatable and movable up and down. A plurality of first electrodes is disposed in a surface of the sensor panel. The plurality of first electrodes is spaced apart at a predetermined distance in a circumferential direction. A first sensing electrode faces the sensor panel. The first sensing electrode is configured to be capacitively coupled with the plurality of first electrodes to sense a change in capacitance. |
| US10574231B2 |
Sensor for detecting target in non-contact manner and switch including the same
A sensor for detecting a target in a non-contact manner includes a first electrode; a second; a third electrode that is disposed between the first electrode and the second electrode; and a determination circuit that, in operation, detects entry of the target into a first region by detecting a change of first electrostatic capacitance, which is electrostatic capacitance of the first electrode, and detects entry of the target into a second region by detecting a change of second electrostatic capacitance, which is electrostatic capacitance of the second electrode. An electric potential of the third electrode is more negative than electric potentials of the first electrode and the second electrode. At least a part of the second region at least partially surrounds an outer edge of the first region in plan view. |
| US10574228B2 |
Signal multiplexer
The signal multiplexer 1 inputs two selection signals CLK<1>, CLK<2> that sequentially reach significant levels, inputs two input signals IN<1>, IN<2>, and outputs, from an output terminal 14, a signal OUT that depends on an m-th input signal IN |
| US10574227B2 |
Main-auxiliary field-effect transistor structures for radio frequency applications
Disclosed herein are switching or other active FET configurations that implement a main-auxiliary branch design. Such designs include a circuit assembly for performing a switching function that includes a branch including a main path in parallel with an auxiliary path. The circuit assembly also includes a gate bias network connected to the main path and to the auxiliary path, the main path and the auxiliary path each having different structures that are configured to improve linearity of the switching function. |
| US10574226B2 |
Gate driver including gate sense circuit
In some examples, a gate driver includes a gate sense pin and a gate sense circuit configured to couple to a node of a transistor via the gate sense pin. The gate sense circuit includes an overcurrent detection circuit configured to detect a first fault condition based on the node before the transistor turns on in a soft switching mode. The gate sense circuit also includes a Miller plateau detection circuit configured to detect a second fault condition based on the node when the transistor is turning on in a hard switching mode. |
| US10574221B2 |
Comparator, integrated circuit, and method
The present disclosure provides a comparator, an integrated circuit, and a method. One form of the comparator includes: a first mirror unit, configured to output a dynamic current to an input unit and adjust a value of the dynamic current based on a received feedback current; a second mirror unit, configured to output a fixed current to the input unit; the input unit, configured to output a first current to a feedback unit and a second current to an output unit based on a difference between a first voltage and a second voltage, the fixed current, and the dynamic current; the feedback unit, configured to output a feedback current to the first mirror unit after receiving the first current; and the output unit, configured to: obtain the second current or a mirror current of the adjusted dynamic current, output a first comparison result in response to the second current when the first voltage is greater than the second voltage, and output a second comparison result in response to the mirror current when the first voltage is less than the second voltage. The comparator can improve a comparison speed. |
| US10574218B2 |
Digital glitch filter
A digital glitch filter for filtering glitches in an input signal includes a first flip-flop for generating a filtered output signal, and a self-oscillating circuit for generating a self-oscillating clock signal. A first logic gate enables the self-oscillating circuit when the filtered output signal is not equal to the input signal. A ripple counter generates a divided clock signal by dividing the self-oscillating clock signal. A counter and comparator counts the divided clock signal to obtain a count number and compares the count number with a predetermined count target. A second flip-flop, which is connected to the counter and comparator, generates a valid signal, which is activate when the count number reaches the count target. The valid signal is input to the first flip-flop such that the filtered output signal toggles when the valid signal is active. |
| US10574217B2 |
Slew rate adjusting transmitter circuit
A transmitter circuit is provided in the present disclosure. The transmitter circuit includes a first capacitance, a first current pump circuit for charging or discharging the first capacitance to output a first voltage, a second capacitance, and a second current pump circuit for charging or discharging the second capacitance to output a second voltage. A charging rate at which the first current pump circuit charges the first capacitance or a discharging rate at which the first current pump circuit discharges the first capacitance determines a rising slew rate or a falling slew rate of the first voltage. A charging rate at which the second current pump circuit charges the second capacitance or a discharging rate at which the second current pump circuit discharges the second capacitance determines a rising slew rate or a falling slew rate of the second voltage. |
| US10574209B2 |
Wafer level packaging approach for semiconductor devices
A semiconductor device includes a substrate having a front surface and a back surface, a subassembly on the front surface of the substrate including first and second metal layers insulated from each other, a cap assembly including a metal connection member, and first and second through holes penetrating through the substrate and filled with metals. The metal filled in the first through hole is electrically connected to the first metal layer, and the metal filled in the second through hole is electrically connected to the second metal layer. The semiconductor device also includes a metal connection pad on the substrate that entirely surrounds the subassembly and is aligned with the metal connection member. The interface between the cap assembly and the subassembly is free of through holes to prevent a resistance change and shield the subassembly from interference. |
| US10574207B2 |
Electroacoustic transducer with improved suppression of unwanted modes
An improved electroacoustic transducer with an improved mode profile is provided. The transducer comprises a transversal velocity profile with a periodic structure and an edge structure flanking the periodic structure. The velocity profile also allows to suppress the SH wave mode. A dielectric material with a periodic structure contributes to the formation of the periodic structure of the velocity profile. |
| US10574205B2 |
Balanced to unbalanced converter
Disclosed is a balanced to unbalanced converter, which relates to the field of semiconductor technologies. The balanced to unbalanced converter includes a first spiral coil and a second spiral coil. The first spiral coil includes: multiple rings of first metal wires; and a second metal wire, which is located above the multiple rings of first metal wires and is connected to an innermost ring of the first metal wires using a conductive plug. The second spiral coil includes: multiple rings of third metal wires, adjacent third metal wires being separated by one ring of the first metal wires; and multiple rings of fourth metal wires that are located above the multiple rings of the third metal wires, each ring of the fourth metal wires being connected to one ring of the third metal wires by the conductive plug, a fourth metal wire closer to an outer ring being connected to a third metal wire closer to an outer ring, and a fourth metal wire closer to an inner ring being connected to a third metal wire closer to an inner ring. The second metal wire and the innermost ring of the first metal wires do not overlap in a vertical direction, and at least one of the multiple rings of the fourth metal wires and the third metal wire connected to the fourth metal wire do not overlap in the vertical direction. |
| US10574203B2 |
Bonded wafers and surface acoustic wave devices using same
A bonded wafer with low carrier lifetime in silicon comprises a silicon substrate having opposing top and bottom surfaces; a piezoelectric layer bonded over the top surface of the silicon substrate and having opposing top and bottom surfaces separated by a distance T; and a pair of electrodes having fingers that are inter-digitally dispersed on the top surface of the piezoelectric layer in a pattern having a center-to-center distance D between adjacent fingers of the same electrode, the electrodes comprising a portion of a Surface Acoustic Wave (SAW) device. A structure of the silicon in a top portion of the silicon substrate has been modified to reduce carrier lifetime and prevent the creation of a parasitic conductance within the top portion of the silicon substrate during operation of the SAW device. |
| US10574202B2 |
Electronic package including cavity formed by removal of sacrificial material from within a cap
A method of fabricating an electronic component includes forming a functional unit on a main surface of a substrate, forming a sacrificial layer covering the functional unit on the main surface, forming a cap layer covering the sacrificial layer, the cap layer forming a periphery enclosing the cavity on the main surface, forming holes through the cap layer, forming a cavity by removing the sacrificial layer using a wet etching process through the holes, the holes including a peripheral hole communicating an inside of the cavity with an outside of the cavity along the main surface, and forming a first resin layer covering the cap layer and the main surface. |
| US10574197B2 |
Multi-stage high frequency amplifier
A first stabilizing circuit (7a) is disposed between a first transistor (5a) and a first output matching circuit (10a) in a first stage. A second stabilizing circuit (7b) is disposed between a second transistor (5b) and a second output matching circuit (10b) in a second stage. The first stabilizing circuit (7a) includes a first band-pass filter and a first resistor (103a) connected in parallel. The first band-pass filter allows a signal of a frequency f1 lower than a central frequency fc of the operation frequencies as an amplifier to pass through. The second stabilizing circuit (7b) includes a second band-pass filter and a second resistor (103b) connected in parallel. The second band-pass filter allows a signal of a frequency f2 higher than the central frequency fc to pass through. |
| US10574194B2 |
Amplifier with local feedback loop
In a general aspect, a circuit can include an amplifier circuit including a first amplifier, a first feedback path, and a second feedback path. The first feedback path can provide a feedback path from a positive output of the first amplifier to a negative input of the first amplifier. The second feedback path can provide a feedback path from a negative output of the first amplifier to a positive input of the first amplifier, The circuit can also include a loop circuit including a second amplifier, The loop circuit can be configured to provide a local feedback loop for the first amplifier and configured to control current flow into the positive input of the first amplifier and into the negative input of the first amplifier. |
| US10574186B1 |
Voltage controlled oscillator pulling reduction
Techniques are described for reducing frequency pulling in voltage-controlled oscillator (VCO) circuits. Some embodiments operate in context of a transmitter having a VCO and a power amplifier (PA), where resonant components of the VCO are impacted by magnetically coupled feedback from resonant components of the PA. The VCO and PA are coupled via a set of signal path components that cause signal path delay, such that the feedback signal is phase-delayed with respect to the signal generated by the VCO. A coupling delay matching system is used to introduce additional delay, thereby further phase-shifting the feedback signal to an integer multiple of half of the oscillation period of the VCO signal; thereby reducing frequency pulling of the VCO. |
| US10574184B2 |
Stacked-die bulk acoustic wave oscillator package
A stacked-die oscillator package includes an oscillator circuit die having inner bond pads, and outer bond pads, and a bulk acoustic wave (BAW) resonator die having a piezoelectric transducer with a first and second BAW bond pad on a same side coupled to a top and bottom electrode layer across a piezoelectric layer. A first metal bump is on the first BAW bond pad and a second metal bump is on the second BAW bond pad flip chip bonded to the inner bond pads of the oscillator circuit die. A polymer material is in a portion of a gap between the BAW and oscillator circuit die. |
| US10574183B2 |
Phase noise reduction in voltage controlled oscillators
A voltage controlled oscillator (VCO), a method of designing a voltage controlled oscillator, and a design structure comprising a semiconductor substrate including a voltage controlled oscillator are disclosed. In one embodiment, the VCO comprises an LC tank circuit for generating an oscillator output at an oscillator frequency, and an oscillator core including cross-coupled semiconductor devices to provide feedback to the tank circuit. The VCO further comprises a supply node, a tail node, and a noise by-pass circuit connected to the supply and tail nodes, in parallel with the tank circuit and the oscillator core. The by-pass circuit forms a low-impedance path at a frequency approximately twice the oscillator frequency to at least partially immunize the oscillator core from external noise and to reduce noise contribution from the cross-coupled semiconductor devices. |
| US10574182B2 |
Oscillator and control method
An oscillator includes a voltage-controlled oscillator (VCO) circuit and a processing circuit. The VCO circuit generates an oscillating frequency according to a digital signal, in which the oscillating frequency is a first oscillating frequency if the digital signal has a first signal value. The processing circuit determines a second signal value of the digital signal according to the first oscillating frequency and a target oscillating frequency, in order to tune the oscillating frequency to a second oscillating frequency. The processing circuit performs an interpolation operation according to a first frequency difference value between the target oscillating frequency and the first oscillating frequency and a second frequency difference value between the second oscillating frequency and the first oscillating frequency to determine a target signal value of the digital signal, in order to adjust the oscillating frequency to the target oscillating frequency. |
| US10574180B2 |
Sensor for measuring reflected light for optimizing deposited performance enhancement coatings on substrates
An innovative portable reflected light sensor for non-destructively measuring characteristics of performance enhancement coatings applied to substrates such as solar photovoltaic panels is described. The innovative portable sensor provides a light source and a photodetector for measuring light incident on a substrate surface from the light source, and reflected to the photodetector. The spot size of the illuminated region of the substrate is at least 1 cm2 in area, thus averaging over a relatively wide portion of the substrate surface relative to existing fiber optic devices. A single measurement may then be representative of the coating. The innovative portable reflected light sensor is adapted to measure substrates in the field, and is especially adapted for assessing coating quality during the coating process. The innovative sensor also comprises a signal processing circuit that performs analysis of the measurements and feeds back status of the coating to the operator for coating process control. |
| US10574179B2 |
Wire tray for PV assembly
A PV assembly wire tray includes a PV panel-support purlin and a wire cover secured to the purlin. The purlin includes a web, having first and second ends, and first and second plates extending from the first and second ends. The wire cover includes a first panel, extending from the first end oft web, and a second panel extending from the second end of the web. A wire-protecting chamber is defined by the web, the second plate, the second panel and the first panel. |
| US10574173B2 |
Techniques for limiting electrical current provided to a motor in an electric power steering system
Techniques for limiting electrical current provided to a motor for an electric power steering system are provided. A first estimated temperature of the motor is determined for a first time step. The first estimated temperature of the motor is filtered to produce a first filtered estimated temperature of the motor. A second estimated temperature of the motor is determined for a second time step subsequent to the first time step. The first filtered estimated temperature is compared with the second estimated temperature to determine whether the motor is heating or cooling. The filter is adjusted in response to determining whether the motor is heating or cooling. The second estimated temperature of the motor is filtered with the adjusted filter to produce a second filtered estimated temperature of the motor. A limit on electrical current provided to the motor is set using the second filtered estimated temperature. |
| US10574172B2 |
Power conversion device, motor drive unit, and electric power steering device
A power conversion device may include a first inverter to which a first end of each phase winding is coupled; a second inverter to which a second end of each phase winding is coupled; a plurality of switching elements provided in the first and second inverters; a control circuit structured to perform n-phase conduction control on the first and second inverters; and a detection circuit structured to detect a failure in the switching elements. The control circuit is structured such that, when the detection circuit has detected a failure in any of the plurality of switching elements, the control circuit changes the control of the first and second inverters from the n-phase conduction control to m-phase conduction control using m phases of the n phases different from the phase of a winding coupled to the failed switching element, m being an integer not smaller than two and smaller than n. |
| US10574168B2 |
Electrical motor device
An electrical motor device according to the present invention is provided with a control unit. The control unit is configured to adjust the ratio of transformation by adjusting the ratio between a first time period, in which all upper-arm-side switching elements are on and all lower-arm-side switching element are off, and a second time period, in which all upper-arm-side switching elements are off and all lower-arm-side switching elements are on, and to select one of a plurality of driving modes for each control cycle. The plurality of driving modes include: a dual-driving mode including the first time period and the second time period in one control cycle during electrical motor driving; and an electrical motor driving mode not including the first time period and the second time period in one control cycle during electrical motor driving. |
| US10574167B2 |
Load control system
In this load control system, when linkage security authentication based on hardware and software by linkage between at least a controller and a power converter has been established, a function that enables the power converter to be used for a predetermined purpose is generated by the software. |
| US10574160B2 |
Circuit for detecting rotation angle, method for detecting rotation angle, sample analysis device, and computer program for sample analysis device
A brushless motor includes: a 2n-pole (n: natural number) rotor; and a first Hall element and a second Hall element arranged at a positional relationship of an angle α (0°<α<180°) from each other with respect to a rotation axis of the rotor. The first Hall element and the second Hall element each output a voltage signal in accordance with a magnitude of a magnetic field of the rotor. A rotational angle detection circuit for detecting a rotational angle of the brushless motor includes: a phase detection circuit that receives the voltage signals from the first Hall element and the second Hall element and that detects a phase of the rotor by using values of the voltage signals and information of the angle α; and an angle calculation circuit that calculates a rotational angle of the rotor calculated from an initial angle based on the phase and a predetermined reference angle. |
| US10574153B1 |
Control circuit and control method for a three phase Vienna converter
Disclosed is a three phase Vienna converter for converting three phase AC to DC, with active power factor control. Further the control electronics is galvanically isolated from the neutral of the input three phase supply and also from the center terminal of the two series connected output DC filter capacitors. The control circuit is built completely with analog devices to meet stringent electromagnetic interference standards. The converter is capable of operating over a wide range of voltages and frequencies of the input supply voltage. |
| US10574152B2 |
Use of additional resistances and capacitances by optimization to solve gate voltage oscillation during short circuit turn-off protection for a semiconductor switch
Bridge circuits provide a reduced amplitude of gate-source voltage oscillation when the switches switch states during short circuit triggered turnoff for protection. Bridge circuits reduce an amplitude of an oscillation voltage between a gate and a source of a transistor that is utilized as a switch in the bridge circuit. This is beneficial because the reduced amplitude reduces the likelihood of damage to the transistor. A bridge circuit includes a first power rail and a second power rail. The bridge circuit further includes a first circuit having a first switch and a second switch connected in parallel between the first power rail and the second power rail. The bridge circuit further includes at least one passive circuit element connected in parallel with a primary energy flow path of the first circuit to damp oscillation voltage of the first circuit. |
| US10574151B2 |
Inverter capacitor with phase-out bus bar
The various implementations described herein include inverter devices and systems. In one aspect, an inverter includes: a case; a capacitor within the case having a first terminal and a second terminal; a first bus bar including a first portion within the case and a second portion extending from the case to contact a first transistor; a second bus bar including a first portion situated in the case and a second portion extending from the case to contact a second transistor; and a phase-out bus bar including a first portion situated in the case, a second portion extending from the case to contact the first transistor, and a third portion extending from the case to contact the second transistor. |
| US10574150B2 |
Power conversion apparatus, method for manufacturing power conversion apparatus, and electric appliance
A power conversion apparatus includes: a board; a first electronic component disposed on a first surface of the board; and a temperature sensor disposed on a second surface of the board which is opposite to the first surface. The power conversion apparatus may further include a first heat conductive member disposed between the first electronic component and the temperature sensor. |
| US10574148B1 |
Self-adjusting current injection technology
A method includes providing primary, secondary, and current injection windings. There is a controlled voltage source, an input voltage source, a primary switch connected to the primary winding, a parasitic capacitance reflected across the primary switch, a secondary rectifier means, and a current injection circuit including a current injection switch connected to the current injection winding, and a unidirectional current injection switch connected to the current injection winding. The method includes switching on the current injection switch to start current injection flowing from the controlled voltage source, through the unidirectional current injection switch and the current injection winding. The current injection reflects into the primary winding, thereby discharging the parasitic capacitance reflected across the primary switch, turning on the primary switch with a delay time after the current injection switch turns on and turning off the current injection switch after the current injection reaches zero amplitude. |
| US10574144B1 |
System and method for a magnetically coupled inductor boost and multiphase buck converter with split duty cycle
According to various embodiments, a DC/DC conversion system is disclosed. The DC/DC conversion system includes a boost converter coupled to a plurality of parallel buck converters. The boost converter and plurality of buck converters each include an inductor, where the inductors are magnetically coupled to each other. The DC/DC conversion system further includes a control system configured to control the boost converter and plurality of buck converters such that combined duty cycles of the plurality of buck converters are about equal to a duty cycle of the boost converter and the duty cycles of the plurality of buck converters are modulated out of phase. |
| US10574143B2 |
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. |
| US10574142B1 |
DC-DC buck converter
A DC-DC buck converter includes a buck conversion circuit, a PWM control circuit and a light-load control circuit. A switching circuit in the buck conversion circuit includes multiple upper switching elements and lower switching elements. The PWM control circuit is coupled to the buck conversion circuit and output a control signal to control the upper and lower switching elements. The light-load control circuit, coupled to the PWM control circuit and the buck conversion circuit for receiving an output voltage, the control signal and a light-load threshold value. The light-load control circuit is provided to determine whether the DC-DC buck converter is in a light load state and turn off at least one of the upper switching elements and at least one of the lower switching elements in the light load state. |
| US10574141B2 |
Current mirror calibration circuit and current mirror calibration method
A current mirror calibration circuit, coupled to an error amplifier of a pulse-width modulation controller, includes a first voltage generation unit, a second voltage generation unit, a calibration unit and a current mirror circuit. During an initial period, the first voltage generation unit and second voltage generation unit provide a first default voltage and a second default voltage respectively. The current mirror circuit includes a first current unit and a second current unit. The first current unit receives an original current. The second current unit generates a mirror current having a proportional relationship with original current. The first current unit has a first node coupled to the first voltage generation unit and a second node coupled to a third default voltage. The second current unit has a third node coupled to the second voltage generation unit and calibration unit and a fourth node coupled to calibration unit and an output terminal of error amplifier. |
| US10574140B2 |
Charge balanced charge pump control
Operating a charge pump in which switches from a first set of switches couple capacitor terminals to permit charge transfer between them and in which switches from a second set of switches couple capacitor terminals of capacitors to either a high-voltage or a low-voltage terminal includes cycling the switches through a sequence of states, each state defining a corresponding configuration of the switches. At least three of the states define different configurations of the switches. During each of the configurations, charge transfer is permitted between a pair of elements, one of which is a first capacitor and another of which is either a second capacitor or the first terminal. |
| US10574136B2 |
Methods and systems for controlling current source rectifiers
Current source rectifiers (CSR) and methods for a power source including three phase lines are provided herein. The CSR includes a rectifier having a plurality of switches, each switch of the plurality of switches coupled to an associated phase line of the three phase lines. The rectifier operable to receive an alternating current (AC) input voltage and provide a direct current (DC) output voltage. The CSR also includes a controller configured to control operation of the switches in accordance with a first switching sequence when measured input voltages on at least two phase lines of the three phase lines are outside of a predetermined voltage range, and control operation of the switches in accordance with a second switching sequence when the measured input voltages on the at least two phase lines are within the predetermined voltage range. |
| US10574134B1 |
Three-phase frequency converter, and dead zone compensation circuit and dead zone compensation method for the same
A dead zone compensation circuit includes: a coordinate transformation module configured to perform a coordinate transformation on three-phase output currents of the three-phase frequency converter based on a given angle, for transforming the three-phase output currents from a three-phase static coordinate to a two-phase rotary coordinate to obtain a reactive current component of the three-phase output currents; a filter module configured to obtain a reactive current fluctuation amount; an error calculation module configured to calculate an error between the reactive current fluctuation amount and a zero value; a regulation and control module configured to regulate and control the reactive current fluctuation amount based on the error, for obtaining a voltage regulation variation; and a summing module configured to add the voltage regulation variation to a reference voltage, for obtaining a regulated voltage, the regulated voltage being used to generate a driving signal for the three-phase frequency converter. |
| US10574132B2 |
Inductor with bypass switch
Some apparatus and associated methods relate to conductivity modulation apparatus for active operations with an inductive element in a packaged circuit module formed with a bypass switch for configuration in parallel with an inductor. In an illustrative example, the bypass switch may be a controllable bidirectional switch formed of, for example, two anti-series connected MOSFETs. In some embodiments, the packaged module may include a main switch and/or a freewheeling rectifier (e.g., synchronous rectifier) operable as a buck-derived switched mode power supply. The bypass switch may, in operation, selectively circulate inductor current through the bypass switch, for example, to control the timing and/or quantity of energy transfer from the inductor to a load. In some implementations, the bypass switch may be operated, for example, to dynamically modulate conductivity across the terminals of an inductor in a buck-derived switched mode power supply to enhance circuit performance in numerous operational modes. |
| US10574130B2 |
Electric power converter
An electric power converter includes a plurality of branches of switch units. A first stage, a second stage and a third stage of the converter are connected in series. The first stage includes first positive and negative branches, which are connected between a first output node and two first input nodes. The second stage includes three input nodes and positive and negative cells, each connected between a first input node and two second input nodes. The third stage includes third positive intermediate and negative branches, connected between the three second input nodes and three third input nodes. Capacitors are connected between the three second input nodes and between the three third input nodes. |
| US10574128B2 |
Switch control circuit including multipin to set dead time information and/or protection mode
A switch control circuit includes a first pin connected to a first voltage, and a second pin connected to another end of a first resistor including an end connected to the first pin and a first capacitor. In the switch control circuit, at least two of first dead time information, second dead time information, and a protection mode are set by using a multi-voltage of the second pin. The first dead time information is information about a dead time of a first switch and a second switch controlling power supply, the second dead time information is information about a dead time for synchronous rectification, and the protection mode includes an auto-restart mode and a latch mode. |
| US10574124B2 |
Field winding type motor
Provided is a field winding type motor capable of having high efficiency and reinforcing a portion having low stiffness during high speed rotation by respectively assembling metal cores in axial directions of a stator bobbin and a rotor bobbin. |
| US10574120B2 |
Inverter built-in brushless direct current motor
Provided is an inverter built-in brushless direct current (BLDC) motor, in which an inverter housing and a cover are coupled to each other by having a connector block interposed therebetween, a sealing portion formed in the connector block seals between a circumference in a height direction and a length direction of the connector block and an inner side surface of the inverter housing and the cover, and a space between an electric wire penetrating through an electric wire through hole and the connector block, thereby simplifying parts for forming a watertight structure, easily sealing between the inverter unit and the connector block and sealing between the connector block and the electric wire, and reducing a package size including a connector block assembling part formed in the inverter unit and the connector block. |
| US10574116B2 |
Starter including a switched reluctance electric motor
A starter includes a three-phase switched reluctance electric motor including a rotor and a stator, a pinion gear, a power inverter that is connected to the stator, and a rotational position sensor. The rotor includes a quantity of rotor poles that is between 6 and 16, and the stator includes a quantity of stator poles that is between 8 and 24. An outer diameter of the electric motor is less than 85 mm. An active length of the motor is less than 50 mm. An airgap distance between the rotor and the stator is between 0.1 mm and 0.5 mm. A ratio between a rotor pole arc and a stator pole arc is at least 1.0:1. A ratio between a stator diameter and a rotor diameter is at least 2.0:1, and a ratio between a stator pole height and a rotor pole height is at least 2.5:1. |
| US10574115B2 |
Motor device
A power supply member 50 is provided with a convex part 60 that fits into either of a pair of cutout parts provided in a gear case, thereby positioning a connector connecting part 52 with respect to the gear case and a motor yoke along a circumferential direction of a rotating body. Thus, with a single power supply member 50 it is possible to form a seat motor with various specifications (disposition mode A and disposition mode B) wherein the protrusion direction of the connector connecting part 52 differs. Accordingly, the layout property can be improved, versatility can be increased, and yield can be improved. |
| US10574113B2 |
Electric motor comprising an insulating element with guide means
The invention relates to an electric motor (1) comprising —a fitting (10) having a plurality of teeth (20) and grooves (30) formed between the teeth (20), —at least one winding (40) formed by a winding conductor (42), wherein at least a part of the winding (40) extends within one of the grooves (30), —an insulating element (50) which electrically separates the winding (40) from the fitting (10). It is proposed according to the invention that the insulating element (50) comprises a guide means (52) which is formed within one of the grooves (30), the guide means (52) guiding a winding conductor section (44) of a winding conductor (42) and the winding conductor (42) being guided out of the fitting (10) by the guide means (52). |
| US10574111B2 |
Rotating electric machine with lane-changed coils
A stator coil has a first layer wound around a tooth portion of a stator core-sequentially from the radially outer side to the radially inner side of a stator, and is wound while a winding direction is reversed for each layer. If the outermost layer is denoted by n (n is an odd number equal to or greater than 3) and the final turn in each layer is denoted by m (m is equal to or greater than 2), the m-th turn in the n-th layer is wound on the radially outer side of the stator, the stator coil on the radially inner side is lane-changed on a shorter-side tooth portion, and a part of the stator coil on the radially outer side in the outermost layer is lane-changed on a longer-side tooth portion. |
| US10574110B2 |
Lightweight and efficient electrical machine and method of manufacture
A lightweight and efficient electrical machine element including a method of manufacture providing a stator winding for an electric machine which has a large portion of its volume containing electrically conductive strands and a small portion of its volume containing of an encapsulant material. The stator winding includes winding of a first phase by shaping a portion of a bundle of conductive strands into an overlapping, multi-layer arrangement. Winding of successive phases occurs with further bundles of conductor strands around the preceding phases constructed into similar overlapping, multi-layer arrangements. The multiple phases are impregnated with the encapsulant material using dies to press the bundles into a desired form while expelling excess encapsulant prior to the curing of the encapsulant material. The encapsulated winding is removed from the dies after the encapsulant has cured. The encapsulant coating on the strands may be activated using either heat or solvent. The stator winding may be pressed into a form which has cooling channels which increase the surface area, thus enhancing convective cooling, heat dissipation, and the electrical machine's efficiency. |
| US10574107B2 |
Methods and apparatus for segmented machines having mechanically and electrically removable machine segments
In some embodiments, a system includes a machine segment that includes multiple coils. Each coil is electrically isolated from the other coils in the machine segment, and each coil is electrically coupled to at least one electrical terminal to provide electrical access to the coil. Each electrical terminal provides electrical access to the coil to which it is electrically coupled such that the coil can be removably electrically coupled to an electrical circuit. The machine segment is also configured to be removably mechanically coupled to a second machine segment to form at least a portion of a stator or a portion of a rotor. |
| US10574104B2 |
Rotor of motor
A rotor of a motor according to the present invention comprises: a shaft; a rotor core having a shaft insertion hole, into which the shaft is inserted and coupled; a magnet coupled to the outer peripheral surface of the rotor core; and a rotor cover comprising an upper cap and a lower cap, which cover the upper and lower portions of the rotor core and of the magnet, respectively, wherein the outer periphery of the rotor core comprises a first corner portion and a second corner portion, and the inner periphery of the magnet comprises a first inner peripheral portion, which corresponds to the first corner portion, and a second inner peripheral portion, which corresponds to the second corner portion. |
| US10574103B2 |
Interior magnet rotary electric machine
This interior magnet rotary electric machine (1) is provided with a rotor (2) that has a rotor core (11) having two sets of permanent magnets (12, 13) embedded therein, and with a stator (3) that is disposed facing the rotor (2). The two sets of permanent magnets (12, 13) each comprise a pair of magnets (12a, 12b, 13a, 13b) of like polarity disposed adjacently along the circumferential direction of the rotor 2. In the rotor core (11), magnet embedding holes (11b), which accommodate the magnets (12a, 12b, 13a, 13b) of like polarity, are formed for each of the magnets of like polarity. The thickness (a), in the rotor (2) circumferential direction, of the portions (18) of the rotor core (11) between like poles is less than the thickness (b) of the portions (19) of the rotor core (11) between unlike poles. |
| US10574099B2 |
Optimized stator tooth for electric motor/generator
An electric motor/generator includes a stator-core enclosing a rotor-core, which are each formed from stacked annular laminates. The stator-core laminates are configured to reduce vibration, and each have teeth extending radially inward from a root of an annular stator yoke/back-iron, to a flux-cap. Each tooth is formed to have opposite, lateral-edges spaced a distance-apart that changes between the root to the flux-cap, to establish a variable tooth-stiffness and a predetermined mechanical-resonance of the tooth. The opposite lateral-edges may each be configured with either a linear or a non-linear, curved edge-profile, and to have the variable tooth-stiffness and the lateral-edge distance-apart changing or decreasing between the root and the flux-cap. Each tooth may also have an edge-profile that is different from at least one adjacent tooth, and which is configured with a variable tooth-stiffness and a predetermined mechanical resonance that is different from the at least one adjacent tooth. |
| US10574092B2 |
Wireless power transmitter circuit and control circuit and control method thereof
The present invention provides a wireless power transmitter circuit which includes a power converter circuit, a power inverter circuit, a resonant transmitter circuit and a power control circuit. The power conversion circuit converts an input power to a conversion output power which includes a conversion output voltage. The power inverter circuit converts the conversion output power to an AC output power. The resonant transmitter circuit converts the AC output power to a resonant wireless power. The power control circuit generates a current reference signal according to the conversion output voltage, and generates a conversion control signal according to a difference between the current reference signal and a resonant current related signal, to control the power converter circuit such that the resonant wireless power is regulated substantially at a predetermined power level. |
| US10574088B2 |
Hydraulic based efficient renewable energy storage and regeneration system
An energy storage and regeneration system that converts irregular, non-constant, and variable input power to regular, constant, and controlled output power using hydraulics whereby the irregular input power is used to pump hydraulic fluid into an accumulator array where it is stored pressurized. Energy is released in a controlled fashion using a hydraulic motor operated by the pressurized hydraulic fluid from the accumulator array, in accordance with the specified power demand. One or more power units may be deployed depending on the amount of energy required at the output. Each power unit includes a hydraulic motor and associated floating accumulator whose internal pressure is controlled to maintain a substantially constant pressure differential across its associated motor. The system can be integrated into various energy system sources including renewable energy such as wind, PV or thermal solar, wave, tidal, etc. |
| US10574087B2 |
Energy storage modeling and control
Systems and methods for optimal planning and real-time control of energy storage systems for multiple simultaneous applications are provided. Energy storage applications can be analyzed for relevant metrics such as profitability and impact on the functionality of the electric grid, subject to system-wide and energy storage hardware constraints. The optimal amount of storage capacity and the optimal operating strategy can then be derived for each application and be prioritized according to a dispatch stack, which can be statically or dynamically updated according to data forecasts. Embodiments can consist of both planning tools and real-time control algorithms. |
| US10574082B2 |
Electronic device including non-contact charging module and battery
A mobile terminal is provided, which includes a wireless charging module, a battery pack, and a circuit board substrate. The wireless charging module includes a charging coil formed of a wound conducting wire and a communication coil placed adjacent to the charging coil. The wireless charging module has a substantially planar shape. The battery pack has a substantially planar shape and is configured to store power from the wireless charging module. The circuit board substrate is configured to control operation of the mobile terminal. The wireless charging module overlaps with each of the circuit board substrate and the battery pack. |
| US10574080B2 |
Method for determining cross connection in wireless charging
A method and an apparatus are provided for determining a cross connection during wireless charging. The method includes receiving changed voltage setting information from a wireless power receiver, transmitting power adjusted according to the received voltage setting information, receiving measured voltage information from the wireless power receiver, and determining whether a cross connection occurs based on the voltage setting information and the measured voltage information. |
| US10574077B2 |
Method for charging electronic device, electronic device, and storage medium
A method and apparatus for charging an electronic device and a storage medium are provided. The electronic device includes a rechargeable battery; a charging port; and at least one processor configured to: if a supply power amount of power supplied from an outside through the charging port is smaller than a use power amount of power used by the electronic device and a remaining amount of the battery is smaller than or equal to a reference value, switch the electronic device to a power-saving mode. Also, other embodiments may be implemented. |
| US10574076B2 |
Systems and methods for improving cell balancing and cell failure detection
In one aspect, an embodiment of this invention comprises an energy storage device balancing apparatus. The energy storage device balancing apparatus comprises a balancing circuit and an alarm circuit. Both the balancing circuit and the alarm circuit are coupled to the energy storage device. The balancing circuit is configured to monitor a voltage of the energy storage cell and dissipate energy from the energy storage cell if the voltage is at or above a first reference voltage. The alarm circuit is configured to generate an alarm when the voltage of the energy storage cell is at or above a second reference voltage and dissipate energy from the energy storage cell when the voltage is at or above the second reference voltage. |
| US10574075B2 |
Controller for operating parallel converters in constant voltage, constant power and constant current modes to charge a battery
A battery charger is provided for charging the battery with the use of plural power converters, and the current balance control can be eliminated in the constant voltage charging operation. The battery charger includes the first to n-th power converters configured to convert the power supplied from the power supply and supply the converted power to the battery, and a charge controller configured to cause the power converters to perform a constant current charging operation, a constant power charging operation, and a constant voltage charging operation, to charge the battery. The charge controller causes the first to n-th power converters to operate in parallel in the constant current charging operation and the constant power charging operation, and causes one of the first to n-th power converters to solely operate in the constant voltage charging operation. |
| US10574072B2 |
Portable charger
An apparatus includes a housing having a first connector port at a first end of the housing and a second connector port at a second end of the housing. The first end and the second end are opposite one another. An activator is configured to simultaneously move the first connector port and the second connector port when a force is applied. When the first connector port is extended beyond the housing, the second connector port is retracted into the housing, and when the second connector port is extended beyond the housing, the first connector port is retracted into the housing. An internal battery is coupled to the first connector port and configured to be charged via the first connector port from an external power source, and coupled to the second connector port and configured to provide power via the second connector port to an external device. |
| US10574071B2 |
Bag or luggage with USB charging connector
A backpack for convenient charging, the backpack comprising: a backpack body with a battery storage space to accommodate a storage battery unit; at least one strap connected to the backpack body, where at least one strap has a fixture for fixing a product to be charged and a power cable output port proximal to the fixture; wherein the backpack body further includes at least one cable passage leading from the battery storage space to the power cable output port to accommodate at least one power cable each with a first end and a second end, wherein at least one of the first end and the second end of the at least one power cable is connected to the storage battery unit to be charged. |
| US10574069B2 |
Quickly charger has USB charging-ports for desktop power station or lighting device
Quickly USB Charging ports for power station or lighting related device has plurality of or combination of outlet or USB-hubs or digital-data delivery assembly, wireless device or adaptor or Video or audio or other electric device's receiving-port(s) has USB charging-ports which meet 2007 released specification has minimum 1.0 Amp to 5 Amp at DC 5 Volt range to safety and no overheat charging capacity to quickly charge DC current into energy-storage unit or assembly inside the other electric or digital product(s) and, optionally, additional outlet-units, to supply AC current to other electric or digital devices including smart phone, computer, communication, consumer electric products, people cosmetic kits or tools or others equipment. The USB-unit(s) or USB-Module(s) or Outlet-unit(s) fit within or install on anywhere of the device's housing including anywhere of the base, housing, walls. The said USB charging-port(s) only has charging function no any data transmit and only have one input power source not more than one and charging capacity minimum 1.0 Amp up for quickly charge from USB-Charging-ports by 2 male USB-plugs' USB-wire to the device's female USB-ports. The AC outlets for hair drier up to 1,850 Watt or 1,650 Watt or others watt. The said AC outlets has optional surge protection, leakage circuit, overheat circuit and device has add functions. Device has 2nd or more circuit-inside to get enough current for other function besides USB Charging-ports which need big Amperange for Plurality of LEDs for different color, Other light source, IP Cam and related IR photo diode, wireless communication, APP, Remote contontroller, motion sensor, Dimmer, PIR sensor, Motion sensors. |
| US10574066B2 |
Integrated capacitive discharge electrical bonding assurance system
In one embodiment, an aircraft electronics system includes a hardware processor, a charge collection circuit to collect charge; a switching circuit controlled by the hardware processor to discharge the charge collected on the charge collection circuit through a bonding circuit formed from a chassis and a bonding surface; and a voltage measurement circuit to measure a voltage difference between measurement terminals across the chassis and the bonding surface. |
| US10574064B2 |
Off-grid energy storage system and control method for off-grid energy storage system
An off-grid energy storage system includes n energy storage inverters identified by P1, P2, . . . , Pn sequentially, direct current sides of the inverters are connected to storage batteries, and alternate current sides of the inverters are connected in parallel. The storage battery connected to the direct current side of Pj is identified by Bj, where j=2, 3, . . . , n. A control system for an output waveform of P1 has a voltage-current double loop control structure, and a control system for an output waveform of Pj has a current loop control structure. A current loop given value of Pj is obtained by adding a current correction value of Pj to a current loop given value of P1. The current correction value of Pj is used for causing Bj to have the same operating parameter as B1. |
| US10574056B1 |
Communication enabled fast-acting imbalance reserve
A system and method for control of dispatchable resources on an electrical power distribution grid is disclosed. The disclosed method provides improved response to power imbalance based on a communications signal independent of system frequency. The communication signal provides a feed-forward control of dispatchable power resources. A communications network is employed to generate a signal to dispatchable resources that a power imbalance has occurred. Due to fast response power transmission network interfaces associated with the dispatchable resources, the respective resources respond in significantly less time than feedback controlled conventional generators which depend on line frequency sensing. The rapid response mitigates the impact of power imbalances and enables greater penetrations of converter-interfaced power generation units such as renewable energy sources to be connected to the grid. |
| US10574055B2 |
Transient power stabilization device with active and reactive power control
A system includes a converter configured to be coupled between an energy storage unit and a grid and a control circuit configured to detect frequency and voltage variations of the grid and to responsively cause the converter to transfer power and reactive components to and/or from the grid. The control circuit may implement a power control loop having an inner frequency control loop and a reactive component control loop having an inner voltage control loop. The control circuit may provide feedforward from the inner frequency control loop to the inner voltage control loop to inhibit reactive component transfer in response to a voltage variation deviation of the grid due to a power transfer between the energy storage unit and the grid. |
| US10574050B2 |
Docking module for a current transformer for preventing overvoltages and a current transformer having a docking module
The present disclosure relates to a docking module for a current transformer comprising: an electronic circuit and at least one electric connecting element for electrically coupling the circuit to the current transformer and for docking the docking module onto the current transformer. |
| US10574049B2 |
Ground overcurrent control system and methods of using same
A ground overcurrent control system includes ground circuit with a first section and a second section. The first section is electrically connected to a ground member of an electrical connector and the second section is electrically connected to a ground reference. A switch element is positioned between the first section of the ground circuit and the second section of the ground circuit. A controller is configured to determine the current within the ground circuit while current is passing through the switch element and, upon the current exceeding a current threshold, the switch element is modified to an open condition. Upon determining that the voltage between the first section of the ground circuit and the ground reference is less than a voltage threshold, a command is generated to modify the switch element back to a closed condition. |
| US10574043B2 |
Electrical connection box
An electrical connection box includes: a lower cover having an opening; a locked portion formed on a lower side wall of the lower cover; an upper cover closing the opening of the lower cover; a locking portion that is formed on an upper side wall of the upper cover and is locked by the locked portion to restrict the upper cover from moving in a detachment direction with respect to the lower cover; a contact rib that is formed on the upper side wall, protrudes toward the lower side wall, and has a distal end formed to be close to a side of an assembly direction in which the upper cover is assembled with respect to the lower cover compared to the locked portion; and a locking portion slit formed between the locking portion and the contact rib on the upper side wall. |
| US10574042B2 |
Spacer assembly for conductor bundle
A spacer assembly includes first and second clamping bodies. The first clamping body has a first slot therein and the second clamping body has an opening. A fastener is received by the first clamping body slot and the second clamping body opening to secure the first clamping body to the second clamping body such that rotation of the fastener moves the fastener in the first clamping body slot to move the first clamping body relative to the second clamping body. |
| US10574040B2 |
Cable stripper having an adjustable bushing
A cable stripper is provided which has an adjustable bushing which can be adjusted to accept a variety of differently size cables. The cable stripper is rotated around the cable to strip the insulation from a cable. The cable stripper can be attached to an existing tool to impact rotation of the cable stripper around the cable. The cable stripper includes a bushing having an axial passageway and a plurality of spaced slots which are in communication with the passageway, a plurality of cable retention blocks attached to the bushing, and a blade member mounted on the bushing, the blade member being seated within the passageway. The cable retention blocks are moveable relative to the bushing to pass through the slots and into the passageway to engage the cable mounted within the passageway. A retaining assembly is mounted on the bushing and fixes the position of the cable retention blocks relative to the bushing. |
| US10574037B2 |
Detachable switch
Provided is a detachable switch including a base plate provided in a wall surface, a switch unit to be detachably combined with the base plate, and a magnet unit enabling the base plate and the switch unit to be attached to and detached from each other. |
| US10574036B2 |
Vehicle with a fireproof electrical network
A vehicle, in particular for conveying people and/or freight, includes at least one fireproof electrical network, at least one first vehicle region having a first fire load, and at least one second vehicle region having a second fire load that is smaller than the first fire load. In order to keep the necessary fireproofing as low as possible, at least part of the fireproof electrical network is disposed in the second vehicle region. |
| US10574028B2 |
Digitally integrated self-trained pre-distortion curve finder for linearly frequency swept semiconductor laser systems
The present disclosure provides a unique digitally integrated, self-trained pre-distortion curve generation method and apparatus for semiconductor lasers (SCLs) to generate linearly swept optical signals that are applicable to a wide range of sweep velocities and semiconductor laser types. The method requires no prior knowledge of the frequency response of the laser and is highly accurate. |
| US10574025B2 |
Hermetic capsule and method for a monolithic photonic integrated circuit
A hermetic capsule including a semiconductor/metal base with sensitive semiconductor/polymer electrical and optical components formed thereon and a semiconductor/metal lid. The semiconductor/metal lid sealed to the semiconductor/metal base by metallization so as to form a chamber including all of the sensitive semiconductor/polymer electrical and optical components and hermetically sealing the chamber and all sensitive components from the ambient. External access to the sensitive semiconductor/polymer electrical and optical components is provided through a metallization. |
| US10574024B2 |
Optical module, laser amplifier system, method and use
The present invention relates to an optical module configured to be optically coupleable to a laser amplifier module, the optical module comprising an inner optical element having a plurality of M inner reflective elements arranged around a center of the inner optical element; and a plurality of N outer reflective elements arranged around the inner optical element, the plurality of N outer reflective elements being configured to face the inner optical element, wherein the plurality of M inner reflective elements and the plurality of N outer reflective elements are configured to provide an optical path for a laser beam. |
| US10574022B2 |
Optical component, fiber laser unit, and fiber laser system
An optical component includes: a first fiber having a first end and a second end; a second fiber having a third end and a fourth end; a third fiber having a fifth end and a sixth end; a first coating layer that covers the cladding of the second fiber and has a higher refractive index than that of the cladding of the second fiber; and a first high refractive index layer that covers part of an outer peripheral surface and an end face of the second fiber. The first high refractive index layer has a higher refractive index than that of the cladding of the second fiber. The outer diameter of the cladding of the first fiber is smaller than that of the cladding of the second fiber. The outer diameter of the cladding of the third fiber is smaller than that of the cladding of the second fiber. |
| US10574020B2 |
Fiber laser packaging
A packaged fiber laser may include a wound fiber laser spiral including a metal ribbon having ends, surfaces, and edges; a fiber laser on a first one of the surfaces of the metal ribbon; and a metal sheet coupled to a first one of the edges of the metal ribbon or a second one of the surfaces of the metal ribbon. Packaging for a fiber laser may include a cooling plate coupled to a second one of the edges of the metal ribbon or the second surface of the metal ribbon, the cooling plate including: a casing including a cover, a bottom, and an outer sidewall; flow channels formed inside the casing, the flow channels defined by inner sidewalls of the cooling plate, wherein the cover is coupled to a top of the inner sidewalls to enclose the flow channel; and an inlet to deliver coolant to the flow channels. |
| US10574019B2 |
Method and system for controlling the speed of a laser pulse
A method for controlling the speed of a laser pulse includes a step of applying a chirp to the pulse; and a step of focusing the pulse by means of an optical system having a longitudinal chromatic aberration; whereby an intensity peak of the pulse moves along a propagation axis following, over a finite propagation length, a speed profile dependent on the chirp and on the longitudinal chromatic aberration. The use of such a method for accelerating particles via laser, and a system for implementing such a method, are also provided. |
| US10574017B2 |
Terminal insertion device and wiring module manufacturing method
An object is to be able to inexpensively manufacture a holder that holds a connector for inserting a terminal. A terminal insertion device inserts a terminal into a cavity formed in a connector. The terminal insertion device includes: a holder in which a holding recess is formed; a push mechanism that pushes the connector held inside the holding recess so as to protrude from the opening; a positioning portion that receives and positions the connector at a position forward of the opening; and a terminal insertion mechanism that inserts the terminal into the cavity of the connector positioned by the positioning portion. |
| US10574016B2 |
Process for forming end product with initial and simultaneous formation of subcomponents from separate work pieces
A process provides for manufacturing and formation of a series of metallic end products (220) within a stamping machine (100). The metallic end products (220) are formed from two subcomponents (176, 178) comprising a first work component (178) and a second work component (176). The work components (176, 178) are coupled together through a toggle lock procedure formed as part of the process. The two resultant work components (176, 178) which form the end product (220) are simultaneously formed, thereby providing significant advantages with respect to work cycle time to produce the resultant product, relative to the time required when individual work components are sequentially produced through the use of mechanical operations to which a first work component is processed, and then formation of a second work component is processed. |
| US10574015B1 |
Terminal assembly and method
A method of assembling a terminal assembly includes providing a terminal. The terminal may include a terminal body portion, a first wing, and/or a second wing. A first wing and the second wing may each include an end portion. The method may include bending an end portion of a first wing and/or an end portion of a second wing that may provide a first bent portion and a second bent portion. The method may include crimping the first bent portion and the second bent portion onto a wire. The terminal may be in a first position during bending and/or the terminal may be rotated to a second position after bending. The terminal may be in the second position during crimping. The first position and the second position may be substantially perpendicular. |
| US10574012B2 |
Rotatable connector device
A rotatable connector device includes a stationary member, a rotatable member rotatably attached thereto, and a flat cable housed in an annular space between the stationary and rotatable members. One end of the flat cable is connected to a stationary-side connector fixed to the stationary member, and another end of the flat cable is connected to a rotating-side connector fixed to the rotatable member. The flat cable includes a folded-back portion bent and folded back at a middle section in a longitudinal direction thereof. The flat cable includes a predetermined number of conductor/conductors each comprising a copper alloy and wound up or rewound with bending kept at the folded-back portion. Each conductor satisfies Y≥14.175X2−249.35X+1406.9 for a bending radius of 4 to 8 mm, where X denotes bending radius, and Y denotes 0.2% yield stress, and has an electrical conductivity of 50% IACS or greater. |
| US10574011B2 |
Tape assembly, rotary connector, and method for producing tape assembly
Provided is a dummy tape assembly (60) that is attached to a rotary connector. The dummy tape assembly (60) includes a tape body (70) including a plurality of dummy tape portions (61) and a folding back portion (62) integrally formed therein. The plurality of dummy tape portions (61) differ in length in a length direction. The folding back portion (62) connects the dummy tape portions (61) to each other at end portions in the length direction of the dummy tape portions (61) in a folded state. The plurality of dummy tape portions (61) each include attachment holes (63) near both ends in length direction of each of the plurality of dummy tape portion (61), the openings being configured to allow the tape body (70) to be attached to the rotary connector (1). |
| US10574010B1 |
Socket capable of pulling off plug with one hand
A socket includes a socket base, a first conducting plate, a second conducting plate, a cover, and a conducting assembly. The socket base is provided with a first driving device and a second driving device. The first conducting plate is received in the socket base and connected to the first driving device. The second conducting plate is received in the socket base and connected to the second driving device. The cover is connected to the socket to be turned between a first position and a second position. The conducting assembly has a first clamping member and a second clamping member to received pins of a plug therein. The first clamping member and the second clamping member are connected to the cover, and the first clamping member is associated with the first driving device and the second clamping member is associated with the second driving device. |
| US10574008B2 |
Managed electrical connectivity systems
A connector arrangement includes a plug nose body; a printed circuit board positioned within a cavity of the plug nose body; and a plug cover that mounts to the plug nose body to enclose the printed circuit board within the cavity. The printed circuit board includes a storage device configured to store information pertaining to the electrical segment of communications media. The plug cover defines a plurality of slotted openings through which the second contacts are exposed. A connector assembly includes a jack module and a media reading interface configured to receive the plug. A patch panel includes multiple jack modules and multiple media reading interfaces. |
| US10574004B2 |
Cable and power supply device
A cable includes: a cable part that includes a power supply line forming a power line; a connector that is provided on at least one of one end and another end of the cable part; and a circuit board that has a protection circuit including a temperature detection element and a switch that accepts a detection result of the temperature detection element to perform an operation of switchably conducting and interrupting the power line. |
| US10574002B1 |
Lead frame module for electrical connector
A lead frame module includes a lead frame including ground conductors and signal conductors interleaved with the ground conductors side-by-side. The ground and signal conductors have transition portions extending between mating ends and terminating ends. A dielectric holder supports the lead frame and at least partially surrounds the transition portions of the ground and signal conductors. The dielectric holder has a first side and a second side with wells in the first side open to the transition portions of the ground conductors. A printed metal layer is formed in situ on the first side of the dielectric holder and at least partially fills the wells and engages the ground conductors in the wells to electrically connect to the ground conductors. The printed metal layer electrically connect a plurality of the ground conductors. |
| US10574001B2 |
High power electrical connector
The present disclosure provides a conductive terminal and an electrical connector assembly. A high power electrical connector is provided for transmitting electrical signals from a pair of cables, such as high current capable cables, to an associated member, such as a dash panel. The high power electrical connector includes an insulative housing and a pair of contact path assemblies therethrough for transmission of the electrical signals. The cables include a shield layer that is biased to the backshell providing a ground path for the cables and connector. |
| US10573998B2 |
Skew-resistant multi-wire channel
Methods and systems described include a first dielectric material having a plurality of embedded conductors of a multi-wire channel, the plurality of embedded conductors comprising at least a first, second and third conductor, wherein a first distance between the first and second conductors is less than a second distance between the first and third conductors, wherein the first dielectric material has a first dielectric constant ε1 and a second dielectric material embedded in the first dielectric material, the second dielectric material embedded in between the first and third conductors, the second dielectric material having a second dielectric constant ε2, wherein ε2>ε1. |
| US10573997B1 |
Power supply unit with connector protection circuit
A power supply unit having improved resistance to overheating caused by electrically conductive environmental contamination of electrical contacts of a connector of the power supply unit is disclosed. In one example, the connector includes one or more electrical contacts configured to receive one or more signals that indicate the connector is connected to an electronic device. The power supply unit includes a protection circuit that is configured to electrically disconnect the power supply unit from the connector based on detecting that a voltage on at least one of the one or more electrical contacts is greater than an expected/reference voltage. The higher than expected voltage may indicate that electrically conductive contamination has created a short between different electrical contacts of the connector. The power supply unit may be disabled based on detection of the electrically conductive contamination in order to prevent overheating and/or degradation of the connector. |
| US10573995B2 |
Connector assembly with dual secondary lock
A connector assembly including a connector housing having a plug-in portion and two primary latching arms arranged on opposite sides of the plug-in portion. Secondary locking means are connected to the connector housing and movable relative to the connector housing from an open position to a locked position. The locking means includes blocking arms configured to block a release movement of the latching arms when the locking means is in its locked position. The secondary locking means has two separate locking members each of which is connected to one of the primary latching arms to block a release movement of the assigned latching arm. Each of the two separate locking members is configured to be independently moveable between the open position and the locked position. Each locking member comprise actuating release handles to allow an un-latching of the actuating arms. The release handles are arranged adjacent to each other. |
| US10573991B2 |
Cover member, cover unit, and connector
A cover member which is to be mated with a connector member and has a cover housing to be attached to an attached member. The cover housing has a plurality of attaching parts for attachment to the attached member. The attaching parts are formed so that the directions of mating with the connector member are different directions with respect to the attached member. |
| US10573990B2 |
Electrical connector with external load bar, and method of its use
An electrical connector, having an elongated plastic housing which is open at its rearward end and has an essentially continuous forward end wall with a flat upper portion, a lower portion of the forward end wall being integrally thickened to project forward beyond its upper portion. |
| US10573987B2 |
Multipolar connector
A multipolar connector capable of easily assembling components thereof without requiring high positional accuracy for portions of the components that are to be fixed to each other. A multipolar connector is a multipolar connector for use in electrically connecting circuit boards to each other. The multipolar connector includes an external terminal that is fixed to a circuit board, an insulating member 16 that is fixed to the external terminal, and internal terminals that are respectively fitted to grooves, which are formed in the insulating member, so as to be partially exposed through the insulating member. The insulating member is placed such that the bottom surface thereof is in contact with an outer frame portion of the external terminal and fixed to the external terminal as a result of the top surface thereof being pressed by bending portions of the external terminal toward the outer frame portion. |
| US10573982B2 |
Terminal removable device
A terminal removable device includes a casing having an insertion port structured such that a terminal can be inserted therein, and a movable member including a latching portion configured to latch the terminal by moving from a first position to a second position with respect to the terminal inserted into the casing. The movable member includes a protrusion protruding from the casing when the movable member is at the second position. When the protrusion is pushed down to the casing side, the movable member moves from the second position to the first position to release the latching of the terminal. |
| US10573980B2 |
Coaxial drop cable with circumferential segmented floodant locations
A cable includes a core having a length, a jacket coaxially surrounding the core along the length, and a non-flowing floodant between the core and the jacket. The non-flowing floodant is disposed circumferentially and in a segmented manner such that the coaxial drop cable is configured to include a plurality of first areas, separated from one another along the length, that include the non-flowing floodant, and second areas, separated from one another along the length by a respective one of the first areas, having a space between the jacket and the core without the non-flowing floodant. The non-flowing floodant is configured to circumferentially seal a space between the core and the jacket at the plurality of first areas. Two consecutive ones of the plurality of first areas are configured to contain moisture in the second area between the two consecutive ones of the plurality of first areas. |
| US10573971B2 |
Antenna feeding network
An antenna feeding network for a multi-radiator antenna. The feeding network comprises at least one substantially air filled coaxial line, each comprising a central inner conductor, an elongated outer conductor surrounding the central inner conductor and an elongated rail element slidably movably arranged inside the outer conductor. The rail element is longitudinally movable in relation to at least the outer conductor. |
| US10573970B2 |
Antenna arrangement on a circuit board
The present invention relates to an antenna arrangement on a circuit board (10) extending along a length direction, L, and a width direction, W, the width direction being orthogonal to the length direction. The antenna arrangement comprising: a cell-band antenna (20); a ground plane (30) associated with the cell-band antenna; and a slit antenna (40) arranged in a slit antenna portion (32) of the ground plane, the slit antenna comprising a slit (42) in the ground plane, the slit having in the width direction a slit extension extending from an in the length direction extending edge (34) of the ground plane, the slit extension being 50-95% of an in the width direction extending total width of the slit antenna portion. |
| US10573960B1 |
Power antenna adapter
Provided is a power antenna adapter insertable into a power antenna mast housing to enable the utilization of an unpowered antenna through a power antenna unit of the type used in a motor vehicle and the like. |
| US10573958B2 |
Antenna and network device
An array antenna and a network device are provided. The array antenna includes n radiating elements, a power splitter or a phase shifter, and a switching switch. The power splitter or the phase shifter includes n output ends and m input ends. The switching switch includes m first ports, K second ports, and a switch element, where the m first ports are respectively connected to the m input ends; and the K second ports are configured to couple an input signal. The switch element is configured to switch a connection relationship between the m first ports and the K second ports, so as to selectively output the input signal to at least one first port. |
| US10573957B2 |
Mobile terminal
A mobile terminal comprises: a terminal body; and a first antenna device and a second antenna device disposed at one side of the terminal body in an adjacent manner, and formed to operate at different frequency bands, wherein the first antenna device and the second antenna device are provided with conductive members each having a slit at one side thereof, and wherein the conductive members form part of an appearance of the terminal body. |
| US10573956B2 |
Mobile device
A mobile device includes a carrying element, a first antenna, a second antenna, a connection element, and an extension element. The first antenna and the second antenna are disposed on the carrying element. The first antenna operates in a first frequency band through a first resonance path. The second antenna operates in the first frequency band through a second resonance path. The connection element is electrically connected to the first antenna and the second antenna. The connection element, the first antenna and the second antenna form a connection path, and the connection path, the first resonance path and the second resonance path do not overlap one another. The extension element is electrically connected to the connection element. The extension element, the connection element and the first antenna form a third resonance path, and the first antenna operates in a second frequency band through the third resonance path. |
| US10573954B2 |
Antenna integration in hinge shroud
Systems and methods are disclosed for positioning an antenna in a portable information handling system. A portable information handling system includes a housing having a first housing portion and a second housing portion. The portable information handling system also includes a hinge assembly coupling the first and second housing portions, the hinge assembly comprising at least one gear to rotate the first and second housing portions relative to each other. In addition, the system includes an antenna frame coupled to the gear. The portable information handling system also includes an antenna coupled to the antenna frame, the antenna operable to communicate wirelessly with a wireless-enabled device. |
| US10573945B2 |
Metal-air fuel cell
The application relates to a metal-air fuel cell and uses thereof including use as a long-life, mechanically rechargeable, direct current power source for devices and products. |
| US10573942B2 |
Fluid bath cooled energy storage system
An energy storage system includes a container enclosing a battery cell array and having a fluid which surrounds the battery cell array. The system can include a refrigeration system to increase heat energy transfer from the battery cells. The system can include an external fluid loop configured to carry the fluid externally from the container through a heat exchanger. The system can also include a wall having a communication port which is configured to connect with an enclosure and convey electric signals through the wall. |
| US10573940B2 |
Battery thermal management system
A battery thermal management system according to an exemplary aspect of the present disclosure includes, among other things, a battery assembly and a coolant subsystem that circulates coolant through the battery assembly. The battery assembly is heated by a first portion of the coolant from an engine if a temperature of the battery assembly is below a first temperature threshold and is cooled by a second portion of the coolant from a chiller if the temperature is above a second temperature threshold. |
| US10573935B2 |
Battery system including circuit module for selectively connecting a plurality of battery cell units
The present invention is directed to a circuit module for coupling a plurality of battery cell units. The circuit module includes a first set of terminals having a positive terminal and a negative terminal for coupling to a first battery cell unit, and a second set of terminals having a positive terminal and a negative terminal for coupling to a second battery cell unit. The positive terminal of the first set of terminals is coupled to the negative terminal of the second set of terminals either directly or via one or more passive components, and the negative terminal of the first set of terminals and the positive terminal of the second set of terminals each is coupled to a switching assembly. The switching assembly is operatively configured to selectively connect or bypass each one of the battery cell units. The invention is also directed to a battery system including the circuit module and a plurality of battery cell units. |
| US10573932B2 |
High capacity corrosion resistant V-based metal hydride electrodes for rechargeable metal hydride batteries
In an aspect, an electrochemical cell comprises: a positive electrode; a negative electrode, said negative electrode having an alloy having a composition comprising V; and an electrolyte; wherein an additive is provided in said electrolyte to form primary vanadate ions upon dissociation of said additive in said electrolyte; and wherein the electrochemical cell is a metal hydride battery. In some embodiments of this aspect, the alloy is configured to sorb hydrogen during charging of said electrochemical cell and desorb hydrogen during discharging of said electrochemical cell. In some embodiments of this aspect, the electrolyte has a pH selected from the range of 13 to 15. |
| US10573931B2 |
Intercalated lithium batteries
An intercalated lithium battery that has been fabricated in open air with a thin dense layer of amorphous solid-state lithium borate electrolyte deposited directly onto a negative electrode via flame spray pyrolysis. In one embodiment, the negative electrode is attached to a prefabricated positive electrode via hot pressing (embossing), thus forming an intercalated lithium battery. The method significantly improves upon current methods of fabricating thin film solid state batteries by permitting fabrication without the aid of a controlled environment, thereby allowing for significantly cheaper fabrication than prior batch methods. |
| US10573925B2 |
Electrode for secondary battery and method of manufacturing the same
The present invention relates to an electrode for a secondary battery, comprising an electrode current collector and a lithium metal layer disposed on one surface of the electrode current collector, wherein a thickness difference between the thinnest portion and the thickest portion of the lithium metal layer is 1,000 pm or less, and a method of manufacturing the same. |
| US10573918B2 |
Rechargeable battery including protrusion and depression with resilient support and battery module including the same
A rechargeable battery includes a body including an electrolyte, the body configured to be charged and discharged; a protrusion protruding from the body and having a polarity corresponding to a positive electrode or a negative electrode; a depression recessed toward an inside of the body and having an opposite polarity to the polarity of the protrusion; and a resiliently deformable support disposed in either one or both of the inside of the depression and the outside of the protrusion. |
| US10573916B2 |
Membrane, membrane-electrode assembly, fuel cell and method for producing a membrane
In order to provide a membrane (100) for a membrane-electrode assembly (MEA) of a fuel cell, comprising two partial membranes (200, 300), which allows for a simpler water circuit compared to the prior art, it is proposed that the partial membranes (200, 300) have different ion exchange capacities (IECs) and/or one partial membrane (200) consists of a perfluorosulfonic acid polymer (PFSA) and the other partial membrane (300) consists of a sulfonated hydrocarbon polymer (HC). Optionally, the membrane can contain a porous carrier film (600). Moreover disclosed are a method for producing the membrane (100) as well as a membrane-electrode assembly and a fuel cell. |
| US10573914B2 |
Device and method for manufacturing membrane-electrode assembly of fuel cell
A manufacturing device of a membrane-electrode assembly for a fuel cell bonds each of anode and cathode catalyst electrode layers continuously formed in upper and lower electrode films to upper and lower surfaces of an electrolyte membrane. The device includes: upper and lower bonding rolls respectively installed to upper and lower sides of a transport path of the electrolyte membrane and of the upper and lower electrode films, the bonding rolls pressing the catalyst electrode layers to the upper surface and the lower surface of the electrolyte membrane at a predetermined temperature to be transferred, and upper and lower adsorbents respectively disposed at the upper and lower sides of the transport path in an entry side of the upper and lower bonding rolls, installed to be reciprocally moved along the transport path, and selectively adsorbing the upper and lower electrode films. |
| US10573911B2 |
SOFC system formed with multiple thermally conductive pathways
A solid oxide fuel cell (SOFC) system includes inner and outer enclosure walls each formed as an independent thermally conductive path. Each thermally conductive path comprises materials having a coefficient of thermal conductivity of greater than 100 W/m° K. The inner and outer enclosure walls are each thermally conductively coupled with an annular enclosure formed to enclose a fuel reformer module. The annular enclosure provides a fourth thermally conductive path disposed between the inner and outer enclosure walls having a coefficient of thermal conductivity of 50 W/m° K or less. A temperature sensor and thermal fuse are mounted to an outside surface of the outer enclosure. An active sensor and a passive fuse are provided to interrupt a flow of fuel into the fuel reformer when a temperature of the outer enclosure walls equal or exceed a failsafe operating temperature. |
| US10573906B2 |
Fuel cell device
A fuel cell device includes: a reformer that generates a reformed gas; a fuel cell; a combustor that combusts off-gas of the reformed gas and air for power generation, and generates a combustion exhaust gas; a first air heat exchanger that has a combustion exhaust gas path and a first air supply path, and that performs heat exchange between the combustion exhaust gas and the air for power generation; a fuel cell storage which stores the fuel cell; a second air heat exchanger that has a second air supply path that supplies the air for power generation to the fuel cell, and that performs heat exchange between the off-gas of the air for power generation and the air for power generation; and a housing that stores members. The first air supply path and the second air supply path are disposed to cover whole members stored in the housing. |
| US10573901B2 |
Catalyst and manufacturing method thereof, and electrode catalyst layer using the catalyst
[Object] Provided is a catalyst having a high catalytic activity.[Solving Means] Disclosed is a catalyst comprising a catalyst support and a catalyst metal supported on the catalyst support, wherein the catalyst support includes pores having a radius of less than 1 nm and pores having a radius of 1 nm or more, a surface area formed by the pores having a radius of less than 1 nm is equal to or larger than a surface area formed by the pores having a radius of 1 nm or more, and an average particle diameter of the catalyst metal is 2.8 nm or more. |
| US10573898B2 |
High permeable porous substrate for a solid oxide fuel cell and the production method thereof
The disclosure provides a high permeable porous substrate. The high permeable porous substrate includes a porous substrate body and a plurality of channels. The plurality of channels penetrate the first surface of the porous substrate body and do not penetrate the second surface of the porous substrate body. In addition, a solid oxide fuel cell supported by the high permeable porous substrate is also provided. |
| US10573897B2 |
Catalyst layer, method for producing the same, membrane electrode assembly and electrochemical cell
Embodiments of the present disclosure aim to provide a catalyst layer ensuring a high cell voltage and having both excellent robustness and sufficient endurance, and also to provide a process for producing the layer, a membrane electrode assembly and an electrochemical cell. The catalyst layer comprises two or more noble metal-containing layers, and a porous ceramic layer placed between the noble metal-containing layers. Further, in the catalyst layer, voids exist between the porous ceramic layer and the noble metal-containing layers. |
| US10573896B2 |
Conductive carbon, electrode material including said conductive carbon, and electrode using said electrode material
Provided is conductive carbon that gives an electrical storage device having a high energy density. This conductive carbon includes a hydrophilic part, and the contained amount of the hydrophilic part is 10 mass % or more of the entire conductive carbon. When performing a rolling treatment on an active material layer including an active material particle and this conductive carbon formed on a current collector during manufacture of an electrode of an electric storage device, the pressure resulting from the rolling treatment causes this conductive carbon to spread in a paste-like form and increase in density. The active material particles approach each other, and the conductive carbon is pressed into gaps formed between adjacent active material particles, filling the gaps. As a result, the amount of active material per unit volume in the electrode obtained after the rolling treatment increases, and the electrode density increases. |
| US10573893B2 |
Electrodes with directionally restrained active materials and methods of restraint
A method of making an electrode for a lithium ion battery includes providing a restricting media having a main body with opposing planar surfaces and depositing alloying particles on the opposing planar surfaces to form a restrained active particle layer. The restricting media can be a magnetic, electrochemically inactive material with an affinity for the alloying particles. The restricting media restrains expansion of the alloying particles during lithiation to a respective side of the restricting media. Electrodes include a current collector and an electrode material layer adjacent the current collector including the restricting media, the alloying particles deposited on the restricting media to form a restrained active particle layer, and a carbon material in contact with the alloying particles. |
| US10573890B2 |
Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery
A cathode material for a lithium-ion secondary battery including: granulated bodies in which primary particles are aggregated, wherein an average particle diameter of the granulated bodies is 0.90 μm or more and 2.00 μm or less, particle diameters of 90% or more of the granulated bodies are 0.25 μm or more and 3.50 μm or less, wherein particle diameters of the granulated bodies are evaluated such that 300 granulated bodies are randomly selected from a view of the granulated bodies using a scanning electron microscope, a plurality of diameters of each of the 300 granulated bodies that pass through a central point thereof are evaluated, and a maximum diameter selected from said plurality of diameters is considered as a particle diameter of each of the granulated bodies. |
| US10573884B2 |
Ionic liquid-enabled high-energy Li-ion batteries
Various embodiments of the present disclosure describe energy storage devices. In one example, an energy storage device includes an anode having a plurality of active material particles, a cathode having a transition metal oxide material, and an electrolyte including a room temperature ionic liquid to couple the anode to the cathode. Each of the plurality of anode active material particles have a particle size of between about one micrometer and about fifty micrometers. One or more of the plurality of anode active material particles are enclosed by and in contact with a membrane coating permeable to lithium ions. |
| US10573880B2 |
Cathode active material for secondary battery with enhanced lifespan characteristics and method of preparing the same
Disclosed is a cathode active material in which lithium cobalt oxide particles and manganese (Mn) or titanium (Ti)-containing lithium transition metal oxide particles co-exist and a method of preparing the same. |
| US10573876B1 |
Fuse design for a lithium-ion battery
Energy storage devices, battery cells, and batteries of the present technology may include an enclosure. The enclosure may house a cathode current collector and a cathode tab coupled with the cathode current collector. A cathode terminal may be accessible at an external location of these devices, and the cathode terminal may be electrically coupled with the cathode tab. The enclosure may also house an anode current collector and an anode tab coupled with the anode current collector. An anode terminal may be accessible at an external location of the devices, and the anode terminal may be electrically coupled with the anode tab. The devices may further include a fuse housed within the enclosure. The fuse may be positioned between the anode terminal and anode tab, and may also be in electrical communication with both the anode terminal and the anode tab. |
| US10573874B2 |
Method of manufacturing electronical connection means
A bus bar for a battery of an electric vehicle and a method of manufacturing the bus bar are disclosed. Specifically, in the bus bar for a battery of an electric vehicle according to exemplary embodiments, a method of manufacturing an electrical connector including a plurality of battery terminal connection parts each having a through hole therein includes forming a plurality of the battery connection parts at a metal plate by removing the through hole part and a predetermined part positioned outer side of the battery terminal connection part, applying masking onto a remaining area except the battery connection part and the predetermined part, performing plating on the battery connection part, and forming remaining parts except the plurality of battery connection parts in the bus bar. |
| US10573873B2 |
Terminal locating feature for a battery assembly
An exemplary battery assembly includes a first terminal holder, and a terminal at least partially surrounded by the first terminal holder. The first terminal holder includes a locating feature to position the first terminal holder relative to a second terminal holder. |
| US10573859B2 |
Portable modular energy storage
In certain embodiments, a system includes a belt for mechanically linking multiple energy storage cells together, wherein the multiple energy storage cells are grouped into at least first and second energy storage packs, each energy storage pack including at least one energy storage cell, the at least one energy storage cell of the first energy storage pack having a different energy storage characteristic from the at least one energy storage cell of the second energy storage pack. The system further includes an operational zone for receiving an energy storage pack and establishing an electrical connection between the received energy storage pack and an electrical device, and an actuator operable to move the multiple energy storage cells together to thereby dispose the first energy storage pack in the operational zone to establish the electrical connection with the electrical device. |
| US10573855B2 |
Power storage device packaging material
A power storage device packaging material has a structure in which at least a substrate layer, a first adhesive layer, a metal foil layer having an anticorrosion treatment layer on either side or both sides thereof, and a sealant layer are laminated in this order. In the packaging material, the sealant layer is formed of a resin composition containing polyolefin, and the sealant layer has at least one crystallization temperature peak in a temperature range of about 100° C. to about 120° C. |
| US10573854B2 |
Battery pack
A battery pack including a plurality of electrode assemblies, a lower case including a plurality of cell compartments accommodating the plurality of electrode assemblies, and an upper case on the lower case at a top opening of the lower case, wherein each of the upper case and the lower case is includes a metal layer interposed between an internal layer and an external layer, the internal layer and the external layer being made of a plastic material. |
| US10573852B2 |
Display device including a reinforcing member
A display device includes a flexible base layer including a first portion and a second portion. A display unit is disposed on a first surface of the first portion. The display unit includes a light emitting element. A driving circuit is disposed on a first surface of the second portion. The driving circuit includes a driving chip. A first support member is disposed on a second surface of the first portion opposite the first surface. A second support member is disposed on a second surface of the second portion. The second support member includes a first opening overlapping the driving circuit. The second surface of the second portion is on an opposite side of the second portion from the first surface of the second portion. A first reinforcing member is disposed in the first opening. The first reinforcing member includes a different material from the second support member. |
| US10573850B2 |
Manufacturing OLED panel by utilizing morphological transformation layer
The present disclosure relates to an OLED panel, manufacturing method thereof, and a display device. The method for manufacturing an OLED panel comprises: forming an auxiliary electrode layer on a substrate, and forming a morphological transformation layer on the auxiliary electrode layer; forming an organic functional layer, wherein the organic functional layer covers the morphological transformation layer; removing the morphological transformation layer and a part of the organic functional layer corresponding to the morphological transformation layer from the auxiliary electrode layer; and forming a cathode layer on the organic functional layer and the auxiliary electrode layer. |
| US10573847B2 |
Display substrate, manufacturing method thereof, and display device
Disclosed are a display substrate, a manufacturing method thereof, and a display device. The display substrate of the embodiments of the present disclosure comprises a base substrate, a scattering layer on the base substrate, and a reflecting layer pattern on a side of the scattering layer away from the base substrate. |
| US10573843B2 |
Light-emitting device having an electrode with varying sheet resistance
An organic light-emitting diode may have transparent electrodes. An organic emissive layer may be interposed between the electrodes. The emissive layer may emit light in response to current injected from the electrodes. The organic light-emitting diode electrodes may cover an electrode area. The electrode area may be square or may have other shapes. To enhance brightness uniformity, portions of the electrodes in a peripheral region (H1, H2) of the electrode area may have higher sheet resistances than a central portion of the electrode area. The electrode area may be square and may have four corners. The higher sheet resistances may be associated with regions of the electrode area adjacent to the corners. Elevated sheet resistances may be produced by forming the electrodes with different thicknesses in different areas or by providing supplemental conductive structures (104) in selected areas of the electrode area. |
| US10573842B2 |
Organic electroluminescent device, method for manufacturing the same and display device
An organic electroluminescent device, a method for manufacturing the same, and a display device. The organic electroluminescent device includes: a base substrate comprising a plurality of pixel regions thereon; a pixel electrode layer; a planarization layer, formed with a protrusion on a surface of the planarization layer facing away from the base substrate and at a position corresponding to at least one side edge of a periphery of each pixel region; an anode layer, the anode layer being electrically connected to the pixel electrode layer through a via hole, and the anode layer covering the pixel region and covering a side surface of the protrusion facing the pixel region; a light emitting layer, a height of a surface of the light emitting layer being less than a height of the anode layer covering the side surface of the protrusion; a pixel definition layer; and a cathode layer. |
| US10573841B2 |
Organic light emitting device and method of manufacturing the same
An organic light-emitting device including an anode electrode, a hole injection layer on the anode electrode, a hole transport layer on the hole injection layer, an emissive layer on the hole transport layer, and a cathode electrode on the emissive layer. A material of the hole injection layer includes a nitrogen-containing compound having a quinoid structure and a nitrogen-containing compound having a benzenoid structure. A ratio of a peak intensity IB to a peak intensity IA (IB/IA) in a Fourier transform infrared spectroscopy (FTIR) spectrum of the material of the hole injection layer ranges from 1.5 to 2.5, the peak intensity IA and the peak intensity IB being further defined. |
| US10573840B2 |
Organic light emitting diode and organic light emitting display panel having the same
An organic light emitting diode and an organic light emitting display panel, the organic light emitting diode including an anode disposed on a base layer; a first organic light emitting layer disposed on the anode; a cathode disposed on the first organic light emitting layer; and an electron control layer disposed between the first organic light emitting layer and the cathode, the electron control layer including ytterbium, wherein the cathode includes a first inorganic compound layer contacting the electron control layer to form a P-N junction with the electron control layer; and a conductive layer disposed on the first inorganic compound layer. |
| US10573839B2 |
Organic light-emitting device
An organic light-emitting device includes: a first electrode, a second electrode facing the first electrode, and an organic layer between the first electrode and the second electrode, the organic layer including: an emission layer, an electron transport region between the second electrode and the emission layer, and a mixed layer between the emission layer and the electron transport region, the mixed layer including a first material and a second material, the first material and the second material being selected from a pyrrolidine-based compound and a C10-C30 polycyclicaromatic hydrocarbon-based compound, and a triplet energy EgT1 of at least one selected from the first material and the second material being 2.2 eV or greater. |
| US10573838B2 |
Organic electric element comprising compound for organic electric element and electronic device thereof
The present invention provides an organic electric element in which a first electrode, a second electrode, and an organic material layer are sequentially stacked, wherein the organic material layer comprises a hole transport layer, an emission-auxiliary layer and a light emitting layer, at least one of the hole transport layer and the emission-auxiliary layer comprises the compound represented by Formula 1, and the light emitting layer comprises the compound represented by Formula 2. According to the present invention, the driving voltage of an organic electronic device can be lowered, and the luminous efficiency, color purity and life time of an organic electronic device can be improved. |
| US10573836B2 |
Organic light-emitting device
An organic light-emitting device having a resonance structure includes a substrate; a first electrode and a second electrode on the substrate and facing each other; an emission layer between the first electrode and the second electrode; a first hole transport layer between the first electrode and the emission layer; and a second hole transport layer between the first hole transport layer and the emission layer. An electron mobility of the second hole transport layer is 5 times to 100 times greater than an electron mobility of the first hole transport layer, and a thickness of the second hole transport layer corresponds to a resonance distance of a wavelength of emission light of the emission layer. |
| US10573834B2 |
Coating liquid for gate insulating film, gate insulating film and organic transistor
To provide a coating fluid for a gate insulating film, which can be baked at a low temperature of at most 180C; a gate insulating film having excellent solvent resistance and further having good characteristics in e.g. specific resistance or semiconductor mobility; and an organic transistor employing the gate insulating film. A coating fluid for a gate insulating film, which comprises a polyimide obtainable by cyclodehydration of a polyamic acid having repeating units of a specific structure, a gate insulating film employing the coating fluid, and the organic transistor employing the gate insulating film. |
| US10573827B2 |
Organic metal complex, and polymer, mixture, composition and organic electronic device containing same and use thereof
An organic metal complex as shown by general formula (I) or (II), wherein the ring containing Ar1 is preferably a N-hetero six-membered aromatic ring, and a polymer, a mixture, a composition and an organic electronic device comprising the complex and a use thereof. The organic electronic device, particularly an organic light emitting diode, and the use thereof in display and illumination technologies. By optimizing the device structure and changing the concentration of the metal complex in a matrix, the best performances of the device can be attained, an OLED device with a high efficiency, high luminance and high stability is achieved, and a relatively good material option is provided for full-colour display and illumination applications. |
| US10573826B2 |
Organic light emitting diode device comprising boron subphthalocyanine
An organic light emitting diode device comprising: a light emitting layer or layers combining both an emissive material comprising a boron subphthalocyanine, or first emitting layer component, that emits substantially orange light; and an emissive material emitting blue light, or second emitting layer component; wherein in combination, the first emitting layer component and the second emitting layer component, in combination, produces an overall white or near-white light emission. |
| US10573823B2 |
Organic electroluminescent device
An organic electroluminescence device including: an anode; a cathode; two or more emitting units that are disposed between the anode and the cathode, each unit having an emitting layer; and a charge-generating layer that is disposed between the emitting units, wherein the charge-generating layer includes an N layer nearer to the anode and a P layer nearer to the cathode, and the N layer includes a compound represented by the following formula (I) or (II): |
| US10573818B2 |
Materials for organic electroluminescent devices
The present invention relates to compounds of formula (1) which are suitable for use in electronic devices, especially in organic electroluminescent devices. |
| US10573816B2 |
Image display device
An object of the invention is to provide a novel image display device which has both of a gas barrier function and a polarization conversion function and has a reduced thickness as compared to those in the related art. An image display device of the invention has a sealing material and an image display element in this order from the visible side, the sealing material is a laminate having a substrate, an inorganic layer, and an organic layer, and the organic layer contains a liquid crystal compound. |
| US10573809B2 |
Resistive random access memory with deuterium
An embodiment includes a memory comprising: a top electrode and a bottom electrode; an oxygen exchange layer (OEL) between the top and bottom electrodes; and an oxide layer between the OEL and the bottom electrode; wherein the oxide layer includes Deuterium and oxygen vacancies. Other embodiments are described herein. |
| US10573808B1 |
Phase change memory with a dielectric bi-layer
Techniques regarding protecting a dielectric material during additive patterning of one or more phase change memories are provided. For example, one or more embodiments described herein can comprise a method, which can comprise forming a bi-layer adjacent a phase change memory element. The bi-layer can comprise a dielectric material and a capping material that can protect a thickness of the dielectric material during a patterning process. |
| US10573805B2 |
Magnetic memory device
According to one embodiment, a magnetic memory device includes a conductive underlayer having an amorphous structure and containing at least one first predetermined element selected from molybdenum (Mo), magnesium (Mg), rhenium (Re), tungsten (W), vanadium (V), and manganese (Mn), and a stacked structure provided on the underlayer, and including a first magnetic layer having a variable magnetization direction, a second magnetic layer having a fixed magnetization direction, and a nonmagnetic layer provided between the first magnetic layer and the second magnetic layer. |
| US10573804B2 |
Magnetoresistance effect element
A magnetoresistance effect element has a first ferromagnetic metal layer, a second ferromagnetic metal layer, and a tunnel barrier layer that is sandwiched between the first and second ferromagnetic metal layers, and a tunnel barrier layer that is sandwiched between the first and second ferromagnetic metal layers, the tunnel barrier layer is expressed by a composition formula of AB2Ox (0 |
| US10573799B2 |
Capturing thermoelectricity from beverages
Provided is a portable, thermoelectrically powered device in form of a modified vessel and attachments, for extracting electricity from the temperature differential of liquids, slurries, and solids, and that of ambient air. The device utilizes two container surfaces with a temperature differential between them, and at least one thermoelectric generator in electrical communication with circuitry comprising at least one step up DC-DC voltage converter. In a preferred embodiment, the device includes a second DC-DC voltage converter and a storage battery to provide electrical power at a selected voltage to external personal devices such as cell phones, iPods, flashlights, and tablets for recharging or operation of those external devices. |
| US10573797B2 |
LED packages structure, heat-dissipating substrate, and method for manufacturing heat-dissipating substrate
The present disclosure discloses a light emitting diode (LED) package structure, a heat-dissipating substrate, and a method for manufacturing a heat-dissipating substrate. The heat-dissipating substrate includes a first heat-dissipating block, a heat-dissipating plate and a second heat-dissipating block, spaced apart each other, and a lateral insulating member connected to thereof so as to electrically isolate the first heat-dissipating block, the second heat-dissipating block, and the heat-dissipating plate from each other. The first heat-dissipating block, the second heat-dissipating block, and the heat-dissipating plate each has two protrusions respectively formed on two opposite surfaces thereof. A height of each of the protrusions is at a micro level. |
| US10573796B2 |
Method of manufacturing light emitting element mounting base member, and method of manufacturing light emitting device
A method of manufacturing a light emitting element mounting base member includes: arranging a plurality of core members each including an electrical conductor core and a light-reflecting insulating member provided on a surface of the electrical conductor core; cutting the arranged core members to form a base member preparatory body including at least one cut surface on which at least one of the electrical conductor cores and the insulating members are exposed; and insert molding by placing the base member preparatory body in a set of mold, and injecting a light blocking resin composition into the set of mold such that at least one of the electrical conductor cores or at least one metal film formed on at least one of the electrical conductor cores are exposed on at least one outer surface of the light emitting element mounting base member. |
| US10573791B2 |
Quantum dot (QD) polymer composites for on-chip light emitting diode (LED) applications
Quantum dot polymer composites for on-chip light emitting diode applications are described. In an example, a composite for on-chip light emitting diode application includes a polymer matrix, a plurality of quantum dots dispersed in the polymer matrix, and a base dispersed in the polymer matrix. |
| US10573789B2 |
Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body
A method of manufacturing a light emitting device having a resin package which provides an optical reflectivity equal to or more than 70% at a wavelength between 350 nm and 800 nm after thermal curing, and in which a resin part and a lead are formed in a substantially same plane in an outer side surface, includes a step of sandwiching a lead frame provided with a notch part, by means or an upper mold and a lower mold, a step of transfer-molding a thermosetting resin containing a light reflecting material in a mold sandwiched by the upper mold and the lower mold to form a resin-molded body in the lead frame and a step of cutting the resin-molded body and the lead frame along the notch part. |
| US10573787B2 |
Light-emitting semiconductor chip and method for producing a light-emitting semiconductor chip
A light-emitting semiconductor chip and a method for producing a light-emitting semiconductor chip are disclosed. In an embodiment a light-emitting chip includes a semiconductor body having an active region designed to generate light, a dielectric mirror including an electrically insulating material and a first metallic mirror including an electrically conductive material, wherein the semiconductor body expands towards a light exit side, wherein the dielectric mirror is arranged on a side of the semiconductor body facing away from the light exit side, wherein the first metallic mirror is arranged on a side of the dielectric mirror facing away from the semiconductor body, wherein the first metallic mirror electrically contacts the semiconductor body through at least one opening in the dielectric mirror, and wherein the dielectric mirror, apart from the at least one opening, completely covers the semiconductor body on the side facing away from the light exit side. |
| US10573785B2 |
Light emitting diode, method of fabricating the same and LED module having the same
A light emitting diode is provided to include a first conductive-type semiconductor layer; a mesa including a second conductive-type semiconductor layer disposed on the first conductive-type semiconductor layer and an active layer interposed between the first and the second conductive-type semiconductor layers; and a first electrode disposed on the mesa, wherein the first conductive-type semiconductor layer includes a first contact region disposed around the mesa along an outer periphery of the first conductive-type semiconductor layer; and a second contact region at least partially surrounded by the mesa, the first electrode is electrically connected to at least a portion of the first contact region and at least a portion of the second contact region, and a linewidth of an adjoining region between the first contact region and the first electrode is greater than the linewidth of an adjoining region between the second contact region and the first electrode. |
| US10573778B2 |
Semiconductor device
The present disclosure provides a semiconductor device including a carrier; a current blocking layer, formed on the carrier; a function structure, formed on the current blocking layer and comprising a surface opposite to the current blocking layer; a protective structure, formed on the function structure and exposing a portion of the surface; and an electrode, formed on the protective structure and exposing the portion of the surface. |
| US10573776B2 |
Manufacturing method of image-sensing module
A manufacturing method of an image-sensing module includes following steps. A substrate is provided. At least one photosensitive chip is disposed on the substrate, and each of the at least one photosensitive chip has an active area. At least one protection layer covers the at least one active area of the at least one photosensitive chip. A first manufacturing process is performed, and dust is generated during the first manufacturing process. The at least one protection layer is suitable for isolating the dust from the at least one active area. The at least one protection layer is removed to expose the at least one active area. |
| US10573772B2 |
Composite vehicle skin co-cured with solar-cell array
A vehicle skin, such as a composite skin for a UAV wing or other vehicle component, is co-cured with an array of solar cells to form a thin, lightweight, integrated skin structure. In one embodiment, an upper surface of the solar-cell array may be substantially coplanar with an upper surface of the composite skin. A coating, such as a spray-on fluorinated polymer coating, is applied to the upper surface of the integrated skin structure to protect the solar cells from the environment or other potentially harmful elements. |
| US10573771B2 |
Multi-junction solar cell
According to one embodiment, a multi-junction solar cell includes a first solar cell, a second solar cell, and an insulating layer. The first solar cell includes a first photoelectric conversion element. The second solar cell is connected in parallel with the first solar cell. The second solar cell includes multiple second photoelectric conversion elements connected in series. The insulating layer is provided between the first solar cell and the second solar cell. The second photoelectric conversion element includes a p-electrode and an n-electrode. The p-electrode is connected to a p+-region including a surface on a side opposite to a light incident surface. The n-electrode is connected to an n+-region including the surface on the side opposite to the light incident surface. The p-electrodes oppose each other or the n-electrodes oppose each other in a region where the multiple second photoelectric conversion elements are adjacent to each other. |
| US10573770B2 |
Solar cell and method of manufacturing the same
Discussed is a method of manufacturing a solar cell including preparing a single crystalline silicon substrate having a first conductive type impurity; forming a non-single crystalline silicon emitter layer having a second conductive type impurity opposite to the first conductive type impurity on a first surface of the single crystalline silicon substrate; forming a first transparent conductive oxide layer on the first surface of the single crystalline silicon substrate; forming a first electrode electrically connected to the first transparent conductive oxide layer; and forming a second electrode electrically connected to the single crystalline silicon substrate, wherein the forming of the first electrode includes; forming a first seed layer on the first transparent conductive oxide layer, and forming a first plating layer over the first seed layer by plating a first conductive material. |
| US10573768B2 |
Physical forms of MXene materials exhibiting novel electrical and optical characteristics
The present invention(s) is directed to novel conductive Mn+1Xn(Ts) compositions exhibiting high volumetric capacitances, and methods of making the same. The present invention(s) is also directed to novel conductive Mn+1Xn(Ts) compositions, methods of preparing transparent conductors using these materials, and products derived from these methods. |
| US10573766B2 |
Solar cell
Provided is a solar cell comprising a first electrode; a second electrode; a perovskite photoabsorber layer located between the first electrode and the second electrode; a first semiconductor layer located between the first electrode and the photoabsorber layer; and a second semiconductor layer located between the second electrode and the photoabsorber layer. At least one electrode selected from the group consisting of the first electrode and the second electrode is light-transmissive. The first semiconductor layer contains Li. The second semiconductor layer contains LiN(SO2CF3)2. The second semiconductor layer contains poly[bis(4-phenyl)(2,4,6-trimethylphenyl)amine]. In the second semiconductor layer, a molar ratio of LiN(SO2CF3)2 to poly[bis(4-phenyl)(2,4,6-trimethylphenyl)amine] is not less than 0.15 and not more than 0.26. |
| US10573765B2 |
APCVD of doped titanium oxide and the coated article made thereby
A method of making a doped titanium oxide coating in a float glass manufacturing process and the coated glass article made thereby wherein the dopant is a niobium or tantalum compound. The doped titanium oxide coating preferably exhibits an electrical conductivity>1×10−3 S/cm. |
| US10573764B2 |
Solar cell with reduced base diffusion area
In one embodiment, a solar cell has base and emitter diffusion regions formed on the back side. The emitter diffusion region is configured to collect minority charge carriers in the solar cell, while the base diffusion region is configured to collect majority charge carriers. The emitter diffusion region may be a continuous region separating the base diffusion regions. Each of the base diffusion regions may have a reduced area to decrease minority charge carrier recombination losses without substantially increasing series resistance losses due to lateral flow of majority charge carriers. Each of the base diffusion regions may have a dot shape, for example. |
| US10573763B2 |
Solar cell having a plurality of sub-cells coupled by a metallization structure having a metal bridge
Solar cells having a plurality of sub-cells coupled by metallization structures having a metal bridge, and singulation approaches to forming solar cells having a plurality of sub-cells coupled by metallization structures, are described. In an example, the metal bridge can provide structural support and provide for an electrical connection between a first contact pad and a first busbar. Adjacent ones of the singulated and physically separated semiconductor substrate portions have a groove there between and where the metal bridge can be perpendicular to the groove. The solar cell can include a first contact pad adjacent to a second contact pad. |
| US10573761B2 |
Pressure sensor and display device having the same
A pressure sensor includes a semiconductor layer, a gate electrode, a gate insulating layer, and a source electrode, and may be incorporated as a switching transistor in a display device. The gate electrode is configured to overlap the semiconductor layer. The gate insulating layer is disposed between the semiconductor layer and the gate electrode and includes a first insulating layer disposed on a surface of the semiconductor layer that faces the gate electrode and a second insulating layer comprising an elastic material disposed at least between the first insulating layer and the gate electrode. The source electrode and a drain electrode respectively coupled to spaced portions of the semiconductor layer. |
| US10573757B2 |
Semiconductor device
It is an object of the present invention to connect a wiring, an electrode, or the like formed with two incompatible films (an ITO film and an aluminum film) without increasing the cross-sectional area of the wiring and to achieve lower power consumption even when the screen size becomes larger. The present invention provides a two-layer structure including an upper layer and a lower layer having a larger width than the upper layer. A first conductive layer is formed with Ti or Mo, and a second conductive layer is formed with aluminum (pure aluminum) having low electric resistance over the first conductive layer. A part of the lower layer projected from the end section of the upper layer is bonded with ITO. |