| Document | Document Title |
|---|---|
| US10750273B2 |
Bass reflex port and bass reflex type speaker
A bass reflex port including: a tubular body portion; and a surface forming portion which is board-like, and continuous to an inner wall of the tubular body portion and which has a surface extending radially outwardly from an opening end of the tubular body portion disposed in a housing of a speaker, wherein the surface forming portion extends linearly in a direction away from a tube axis of the tubular body portion in a cross section parallel to the tube axis. |
| US10750264B2 |
Loudspeaker and loudspeaker shock absorption structure
The present utility model relates to a loudspeaker, in particular to a loudspeaker and a loudspeaker shock absorption structure, which comprise a first elastomer for connecting with a loudspeaker body and a second elastomer for connecting with a loudspeaker fastener structure, the first elastomer and the second elastomer are connected by a cantilever, the cantilever is made of an elastic material. The present utility model forms a non-coaxial connection structure between the loudspeaker body and the loudspeaker fastener structure by setting a cantilever, so that a force produced by a vibration of the loudspeaker body cannot be directly transmitted to the loudspeaker fastener structure. Instead, the force is acted on the fastener structure in the form of a small force after being weakened by buffering and filtering via the cantilever, thereby greatly reducing a machine vibration caused by a large amplitude of the loudspeaker. |
| US10750262B2 |
Display device
A display device includes a casing, a display module and a woofer. The casing includes a back cover. A top side of the back cover has a plurality of sound holes formed thereon. A wall structure extends from an inner surface of the back cover. An opening of the back cover communicates with the sound holes. The display module is disposed in the casing. The woofer is disposed in the casing and located between the display module and the back cover. The wall structure encloses the woofer to guide a sound outputted by the woofer to the sound holes through the opening. |
| US10750261B2 |
Recording high output power levels of sound at low sound pressure levels
Systems, methods, and apparatus are provided for recording high output power levels of sound at low sound pressure levels. For example, an apparatus comprises an enclosure, a speaker disposed within the enclosure, a microphone disposed within the enclosure, and an evacuation port. The evacuation port is configured to connect to a system that reduces a pressure level within the enclosure to a level that is less than an ambient air pressure level outside the enclosure. The enclosure is sealed or otherwise configured to provide a sealed enclosure, to maintain the reduced air pressure within the enclosure. The speaker can be driven by an amplifier at high output power levels to generate a distorted sound of an amplified electric musical instrument for recording purposes, while the reduced pressure level within the enclosure serves to attenuate the sound pressure level and perceived loudness which emanates from the speaker. |
| US10750257B2 |
Data encoding and channel hopping using orbital angular momentum modes
Methods, systems, and devices for data encoding and channel hopping. The system includes a signal source for providing a signal. The system includes an optical switch having an input port and multiple output paths. The optical switch is configured to receive, at the input port, the signal. The optical switch is configured to route the signal to an output path of the multiple output paths. The system includes a mode converter that is connected to the optical switch and configured to select an orbital angular momentum (OAM) mode. The mode converter is configured to encode or channel hop the signal using the OAM mode and combine the signal from each output path. The system includes a transmitter configured to propagate the signal. |
| US10750256B1 |
Wavelength conversion for optical path protection
A system for protecting optical paths may exchange first optical signal traffic between source and destination locations over a first fiber cable comprising optical signals having wavelengths within a first predefined optical wavelength band, exchange second optical signal traffic between the source and destination locations over a second fiber cable comprising optical signals having wavelengths within the first optical wavelength band, convert the first optical signal traffic to third optical signal traffic comprising optical signals having wavelengths within a second predefined optical wavelength band, detect an interruption in the exchange of the first optical signal traffic and, in response to detecting the interruption, cause the third optical signal traffic to be carried from the first location to the second location over the second fiber cable in the second optical wavelength band while the second optical signal traffic is exchanged over the second fiber cable in the first optical wavelength band. |
| US10750253B2 |
Apparatus and methods for remotely monitoring water utilization
An apparatus and method for remotely monitoring water usage in real time utilizes a sensor attached to a water meter. The sensor monitors water flowing through the meter by analyzing the water meter's magnetic coupling and processes the data to correlate it to real time flow rates. Data is transmitted through a base unit to remote storage and consumers may access the data with application software installed on electronics such as smartphones and tablets. Four components are combined to allow the real time monitoring of water utilization. |
| US10750250B1 |
Grounding assembly for optical modules
A grounding clip for a plug-in universal (PIU) module enclosure in an optical network element includes a first wing portion shaped to be positioned between and in contact with a first side of a faceplate of the network element and the chassis, a second wing portion shaped to be positioned between and in contact with a second side of the faceplate and the chassis, and a center portion shaped to extend over and to be in contact with the PIU module enclosure when the grounding assembly is installed in the network element. The grounding clip includes an opening through which a fastener electrically and mechanically couples the grounding clip to a printed circuit board (PCB) and to the chassis when installed, the PCB being installed within the chassis and configured to be communicably coupled to a PIU module when the PIU module is installed in the PIU module enclosure. |
| US10750246B2 |
Distributed architecture for mobile streaming content delivery
A system for providing a distributed architecture for mobile streaming content delivery is disclosed. In particular, the system may include bypassing a master head end facility and its accompanying fiber distribution network to deliver a content stream directly to mobile cell sites. In order to do so, the system may receive, at a cell cite, a content stream directly from a content satellite and then format the content into a format suitable for delivery to a subscriber device. The system may receive, such as via a radio access network, a request from the subscriber device to access the content stream. In response to the request from the subscriber device, the system may deliver the formatted content stream to the subscriber device. The distributed architecture may also allow for delivering the content stream jointly with voice data services, such as those provided in a Long-Term Evolution network or other network. |
| US10750243B2 |
Distribution device, distribution method, reception device, reception method, program, and content distribution system
A distribution device includes a segment filing unit configured to make a video stream of each of areas obtained by imaging an imaging range divided into plural of the areas into a segment file, a distribution unit configured to supply the segment file of the video stream of each of the areas to a reception side by at least one of net distribution or broadcast distribution, and a notification unit configured to notify, in a case an ROI including one or more of the areas is set to the imaging range, the reception side of an ROI identifier for identifying the belonging ROI as attribute information related to the segment file corresponding to the area included in the ROI. The device can be applied to streaming distribution using DASH and enables signaling of an ROI identifier of a video distributed by at least one of broadcast distribution or net distribution. |
| US10750239B2 |
Server apparatus and method for controlling same
Disclosed is a server apparatus. The server apparatus comprises: a communication unit for receiving, from an external server, multiple first viewing log data for each of a plurality of first users using a first broadcast receiving apparatus and multiple user information of each of the plurality of first users; and a processor for updating a predictive model for predicting, from the viewing log data, the number of users using the broadcast receiving apparatus and user information of each of the users, on the basis of the received multiple first viewing log data and the received multiple user information, wherein, when second viewing log data is received from a second broadcast receiving apparatus through the communication unit, the processor predicts, using the updated predictive model, the number of users using the second broadcast receiving apparatus and user information of each of the users. |
| US10750236B2 |
Automatic content recognition with local matching
A media device and method execute computer instructions to: generate a first query fingerprint of media content; send the first query fingerprint to a server; and receive, from the server, an identification of a first channel being watched in response to the server finding a match to the first query fingerprint. The media device iteratively receives, from the server, a plurality of fingerprints generated from the media content in locations ahead of where the media content is being received; store the plurality of fingerprints in a local database of a computer-readable storage medium; and compare a second query fingerprint of the media content with the plurality of fingerprints to determine whether the media device remains set on the first channel, without continuously pinging the server. When the media device locally detects a non-match with the second query fingerprint, the process starts over with it finding a match at the server. |
| US10750232B2 |
Broadcasting signal transmission device, broadcasting signal reception device, and method for transmitting/receiving broadcasting signal using same
Disclosed is a broadcasting signal transmission device, a broadcasting signal reception device, and a method for transmitting/receiving a broadcasting signal using same. The method for receiving the broadcasting signal comprises the following steps: receiving the broadcasting signal, which includes a transmission frame, wherein the transmission frame includes a plurality of PLPs, which transmit components that constitute a broadcasting service, first signaling information and second signaling information, which include the signaling information of the plurality of PLPs, a first preamble signal, which has been signaled with a preamble format, and a second preamble signal, which has been signaled with pilot pattern information, wherein one of the plurality of PLPs is a base PLP, which includes a program number that corresponds to the broadcasting service and program map table information, which has been signaled with identifying information for each of the PLPs; demodulating the broadcasting signal based on the first and the second preamble signals; FEC decoding the demodulated broadcasting signal; and identifying a PLP group that includes the plurality of PLP from the FEC decoded broadcasting signal based on the first and the second signaling information, decoding at least one PLP of the identified PLP group, and providing the broadcasting service. |
| US10750230B1 |
Hot key systems and methods
Methods and systems are described. In one aspect, a control user interface including selectable representations identifying a plurality of operating media players is presented. A user selection identifying a selected portion of the plurality of operating media players is received. And, an indication is provided allowing a media player in the selected portion access to a presentation device. |
| US10750229B2 |
Synchronized multi-media streams including mood data
Systems and methods for generating synchronized multimedia streams including mood data are disclosed. In one embodiment, a computer-implemented method comprises: obtaining, by a computing device, one or more primary streams of data; creating, by the computing device, digital mood data that is synchronized with the one or more primary streams of data, wherein the digital mood data is configured for use by a wearable mood device; and storing, by the computing device, the digital mood data in a multimedia container with the one or more primary streams of data. |
| US10750228B2 |
System and method for operating a transmission network
Various embodiments are described herein for systems and methods that can be used to operate a media transmission network. In at least one embodiment, the media transmission network comprises a plurality of media processing devices configured to receive and process media streams based on control data. The media transmission network also comprises a controller coupled to the plurality of media processing devices and configured to generate a control signal for some or all of the media processing devices in the network. The controller is configured to determine the timing at which to transmit the control signal to a respective media processing device in order for the instructions in the control signal to be executed at the same time as the media data is received. The controller determines the transmission timing of each control signal by determining the latencies and delays of the network and the devices, such as, for example, network latency, processing delay, and/or control delay. |
| US10750226B2 |
Portal to an external display
Techniques for a content portal to an external display are described. In at least some implementations, content from a mobile computing device is dropped at a content portal for display on an external display. According to various implementations, content displayed at an external display by a mobile device is modifiable via input received at the mobile device. In one or more implementations, content dropped at a content portal on a mobile device is displayed on an external display via a different application than on the mobile device. |
| US10750224B2 |
Dynamic scheduling and channel creation based on user selection
A content packaging and distribution system that distributes at least one channel to be viewed on at least one consumer devices, receives, from a source device, a media feed of a first channel of the at least one channel, and determines first media item for insertion in the media feed of the first channel. The first media item is determined based on criteria related to a user-selection on a first consumer device of the plurality of consumer devices, and criterion is based on selection of at least one second media item from a plurality of media items of the first consumer device. The content packaging and distribution system dynamically schedules the determined first media item in the media feed of the first channel for transmission, over a distribution system, to the first consumer device. The determined first media item is dynamically scheduled based on the criteria related to the user-selection. |
| US10750223B2 |
System, method, and device for displaying content item
The present disclosure provides a system, a method, and a device for displaying a content item. The system includes: a video playing terminal, configured to obtain a video and play the video; a content item displaying client, configured to send a content item obtaining request for requesting to obtain a content item related to the video being played by the video playing terminal; and a content item preparation platform, configured to determine a current playing moment of the video played by the video playing terminal, select, from one or more content items corresponding to the video, a content item with a marking moment nearest to the current playing moment, and push the selected content item to the content item displaying client, where the content item displaying client is further configured to display the received content item. |
| US10750222B2 |
Apparatus and method for providing adaptive multimedia service
An apparatus and a method for providing an adaptive multimedia service in a mobile communication system are provided. The method of providing a multimedia service includes collecting user-preference-aware information, device-capability-aware information, and network-aware information, generating a packet according to a correlation among the user-preference-aware information, the device-capability-aware information, and the network-aware information, and providing a multimedia service according to the generated packet. |
| US10750217B2 |
Broadcast signal transmitting/receiving device and method
Disclosed is a broadcast signal transmitting method. The broadcast signal transmitting method according to an embodiment of the present invention may comprise: generating low level signaling, LLS, information; encapsulating the LLS information into an IP packet; and generating a signal frame by physical layer processing the LLS information. The LLS information may comprise comprises LLS ID information identifying a type of the LLS information and the type of the LLS information may comprise at least one of EA information providing information related to emergency alert and screen clear information providing information related to screen clear. |
| US10750210B2 |
Three-dimensional telepresence system
An example telepresence terminal includes a lenticular display, an image sensor, an infrared emitter, and an infrared depth sensor. The terminal may determine image data using visible light emitted by the infrared emitter and captured by the image sensor and determine depth data using infrared light captured by the infrared depth sensor. The terminal may also communicate the depth data and the image data to a remote telepresence terminal and receive remote image data and remote depth data. The terminal may also generate a first display image using the lenticular display based on the remote image data that is viewable from a first viewing location and generate a second display image using the lenticular display based on the remote image data and the remote depth data that is viewable from a second viewing location. |
| US10750204B2 |
System and method for processing data
A processing system and method are provided for reconstituting a block of pixels from bins generated by a Mojette Transform, using a processing and calculation unit (UTC), a bin memory (MB), and a pixel memory (MP). The unit is configured to carry out the operations of reconstructing the pixels, which are performed by reading the bins in the bin memory, reading the reconstructed pixels in the pixel memory, and writing the reconstructed pixels in the pixel memory, such that the steps of reconstructing the pixels do not include an operation of writing bins in the bin memory. |
| US10750202B2 |
Method for inducing prediction motion vector and apparatuses using same
Disclosed are a method for inducing a prediction motion vector and an apparatus using the same. An image decoding method can include: a step of determining the information related to a plurality of spatial candidate prediction motion vectors from peripheral predicted blocks of a predicted target block; and a step of determining the information related to temporal candidate prediction motion vectors on the basis of the information related to the plurality of spatial candidate prediction motion vectors. Accordingly, the present invention can reduce complexity and can enhance coding efficiency when inducing the optimum prediction motion vector. |
| US10750197B2 |
Enhancements in sample adaptive offset (SAO) for high efficiency video encoder (HEVC)
An encoder/decoder is described using enhanced signaling mechanisms SAO parameters. The various parameters are signaled in various ways according to different embodiments of the invention. In a first embodiment (embodiment A), SAO on/off is decoupled form SAO type coding, with SAO on/off flags being jointly encoded for all color components. The second embodiment (embodiment B), is similar to embodiment A, but modified for application to JCTVC-J0268. In a third embodiment separate signaling is provided for SAO on/off, SAO types BO and EO, and for BO and EO side information (classes or band position). Each of these enhanced SAO signaling mechanisms provide enhanced coding efficiency. |
| US10750195B2 |
Electronic device and method for encoding image data therein
The electronic device is provided. The electronic device includes a processor, and an image sensor module configured to be electrically connected to the processor, wherein the image sensor module comprises an image sensor configured to obtain raw image data and a control circuit configured to be electrically connected to the processor, and wherein the control circuit is configured to: generate a plurality of bit-planes configured based on bit positions of respective pixel values for a plurality of pixels corresponding to at least some of the raw image data obtained by the image sensor, generate compressed data in which one or more of the plurality of bit-planes are compressed, and transmit a bitstream containing the compressed data to the processor. Other embodiments may be provided. |
| US10750192B2 |
Image coding apparatus, image coding method, image decoding apparatus, image decoding method, and storage medium
An image coding apparatus includes a block dividing unit configured to divide an input image into a plurality of blocks, a prediction unit configured to perform prediction based on coded pixels to generate prediction errors, a transformation unit configured to perform orthogonal transform to the prediction errors to generate transform coefficients, a quantization matrix generation unit configured to generate quantization matrices that are used to quantize the transform coefficients, a quantization matrix coding unit configured to calculate difference values by scanning the quantization matrices and to code the difference values, a quantization unit configured to generate quantization coefficients by quantizing the generated transform coefficients using the quantization matrices, and a coefficient coding unit configured to code the quantization coefficients, wherein the quantization matrix coding unit is configured to scan coefficients of the quantization matrices in a unidirectional manner to calculate the difference value. |
| US10750178B2 |
Processing of motion information in multidimensional signals through motion zones and auxiliary information through auxiliary zones
Computer processor hardware receives zone information specifying multiple elements of a rendition of a signal belonging to a zone. The computer processor hardware also receives motion information associated with the zone. The motion information can be encoded to indicate to which corresponding element in a reference signal each of the multiple elements in the zone pertains. For each respective element in the zone as specified by the zone information, the computer processor hardware utilizes the motion information to derive a corresponding location value in the reference signal; the corresponding location value indicates a location in the reference signal to which the respective element pertains. |
| US10750177B2 |
Image coding apparatus, image coding method, and program, and image decoding apparatus, image decoding method, and program
An image coding method for an image coding apparatus configured to divide an image into divisional blocks of a plurality of sizes and to perform coding on the image while controlling image quality according to a parameter value in units of divisional blocks includes acquiring a block size of a target block to be coded, acquiring a minimum block size used to control the parameter value, acquiring a state of division of the target block, acquiring the parameter value, determining whether the target block is divided according to the state of division of the target block, determining whether the block size of the target block is greater than or equal to the minimum block size, determining whether the block size of the target block is equal to the minimum block size, and coding the acquired parameter value. |
| US10750176B2 |
Chroma quantization parameter extension
The quantization parameters (QP) for Chroma are extended up to and more preferably to the same range as Luma QP (e.g., 0 to 51). Previous, values of Chroma QP only extended up to 39. Techniques are provided for determining extended Chroma QP values (e.g., for Cr and Cb) based on the Luma QP and picture level chroma offsets. In one preferred embodiment, slice level offsets are added making the method particularly well-suited for slice level parallel processing. The extension of Chroma QP enhances functionality, flexibility and friendliness of the High Efficiency Video Coding (HEVC) standard for various applications. |
| US10750175B2 |
Quantization partitioning for enhanced image compression
An image-processing apparatus and method for quantization partitioning for enhanced image compression, includes storage of an input image in a first storage space having a first storage access bandwidth. The image-processing apparatus selects a plurality of QP values from a defined QP range for a first block of a plurality of blocks of the input image. The plurality of QP values are selected from the defined QP range based on defined criteria. The image-processing apparatus is configured to encode, by the selected plurality of QP values, the first block to generate an encoded bit stream of the first block. The encoded bit stream of the first block is storable in a reduced second storage space in the memory with a reduced second storage access bandwidth. |
| US10750171B2 |
Deblocking filtering
Systems and methods are disclosed for encoding and decoding video. For example, methods may include: accessing an encoded bitstream; reconstructing an image including multiple color planes based on data from the encoded bitstream; decoding a first filter level from the encoded bitstream, wherein the first filter level specifies one or more thresholds that are used to select a length for a deblocking filter; decoding a second filter level from the encoded bitstream, wherein the second filter level specifies one or more thresholds that are used to select a length for a deblocking filter; after reconstruction of the image, applying a deblocking filter to a first color plane of the image using the first filter level; and, after reconstruction of the image, applying a deblocking filter to a second color plane of the image using the second filter level. |
| US10750168B2 |
Image encoding and decoding method, encoding and decoding device and corresponding computer programs
A method for encoding at least one image divided into blocks. The method implements, for a current block to be encoded: determining a first prediction type for the current block; determining a prediction procedure associated with the first prediction type; obtaining a predictor block on the basis of the determined prediction procedure; and calculating a residual block that represents the difference between the predictor block obtained and the current block. The method also includes: selecting a prediction procedure from among a plurality of prediction procedures of a second type, different from the first type; and encoding the residual block calculated by using an encoding parameter determined on the basis of the selected prediction procedure. |
| US10750166B2 |
Abnormality detection apparatus
An abnormality detection apparatus for detecting an abnormality of a camera to be mounted on a mobile body includes a processor and associated memory configured to perform a determination process of determining a presence or absence of the abnormality of the camera based on a temporal change of a position of a feature point that is extracted from a frame image photographed by the camera and suppress a gain change in an Automatic Gain Control (“AGC”) circuit of the camera when the determination process is performed. |
| US10750155B2 |
Mapping and tracking system with features in three-dimensional space
LK-SURF, Robust Kalman Filter, HAR-SLAM, and Landmark Promotion SLAM methods are disclosed. LK-SURF is an image processing technique that combines Lucas-Kanade feature tracking with Speeded-Up Robust Features to perform spatial and temporal tracking using stereo images to produce 3D features can be tracked and identified. The Robust Kalman Filter is an extension of the Kalman Filter algorithm that improves the ability to remove erroneous observations using Principal Component Analysis and the X84 outlier rejection rule. Hierarchical Active Ripple SLAM is a new SLAM architecture that breaks the traditional state space of SLAM into a chain of smaller state spaces, allowing multiple tracked objects, multiple sensors, and multiple updates to occur in linear time with linear storage with respect to the number of tracked objects, landmarks, and estimated object locations. In Landmark Promotion SLAM, only reliable mapped landmarks are promoted through various layers of SLAM to generate larger maps. |
| US10750154B2 |
Immersive stereoscopic video acquisition, encoding and virtual reality playback methods and apparatus
Methods and apparatus for capturing and displaying stereoscopic images are described in a manner that allows a user to obtain a 3d virtual reality experience simulating that of being in a seat at a football game or other event. Rear images are modified, e.g., in luminance intensity, to make them consistent with the luminance intensity of the forward images to avoid or reduce edges or differences in luminance intensity as a users turns his head from viewing a main image area to a side or rear image area. A seamless 3D presentation is made possible through the use of fisheye lenses at capture time and combining of images corresponding to forward and rear image areas as a user turns his or her head requiring a change in the captured image area which is displayed to the user. |
| US10750152B2 |
Method and apparatus for structure imaging a three-dimensional structure
A system for determining the surface topology and associated color of at least a portion of a three-dimensional structure includes a hand-held device. A scanning system may be configured to provide depth data of the portion. An imaging system may be configured to provide two-dimensional color image data of the portion associated with the plurality of data points. A processor may be operably coupled to the hand-held device and configured to associate the depth data with the color image data. |
| US10750151B2 |
Method and apparatus for colour imaging a three-dimensional structure
A device for determining the surface topology and associated color of a structure, such as a teeth segment, includes a scanner for providing depth data for points along a two-dimensional array substantially orthogonal to the depth direction, and an image acquisition means for providing color data for each of the points of the array, while the spatial disposition of the device with respect to the structure is maintained substantially unchanged. A processor combines the color data and depth data for each point in the array, thereby providing a three-dimensional color virtual model of the surface of the structure. A corresponding method for determining the surface topology and associate color of a structure is also provided. |
| US10750149B2 |
Information processing apparatus, information recording medium, information processing method, and program
Provided is an information processing apparatus including: a data processing unit configured to execute a data reproduction process. The data processing unit includes a decode unit that decodes reproduction control information of subtitle data included in reproduction target data, and the decode unit acquires color space designation information, electro-optical transfer function (EOTF) designation information, and color depth designation information that are recorded in subtitle data reproduction control information, and generates output subtitle data in accordance with acquired information. |
| US10750143B2 |
Optical scanning device
An optical scanning device includes a light source component, a scanning component, an electrostatic driver, a controller, and a current sensor. The light source component emits light. The scanning component scans the light. The driver drives the scanning component. The controller controls emission of the light from the light source component. The current sensor senses current generated by a capacity change of the driver. The controller further controls the emission of the light from the light source component based on the sensed current sensed by the current sensor. |
| US10750142B2 |
Image projection system, image projection device, and image projection method
In an image projection system, a computing device generates conversion information for converting camera coordinates used by an imaging device and projector coordinates used by an image projection device based on a positional relationship between a projection pattern image and an imaging pattern image, the imaging device images a subject including a person, the computing device detects a first position indicating a position related to the camera coordinates in a specific region in the person, the computing device converts information on the first position into information on a second position indicating a position related to the projector coordinates in the specific region based on the conversion information, and the image projection device projects a warning image for overlapping with an entire region of the specific region based on the information on the second position. |
| US10750141B2 |
Automatic calibration projection system and method
A method for automatically calibrating a system of projectors for displaying images, the method comprising the steps of selectively projecting pixels from a projector onto a projection surface, sensing the pixels as projected across the projection surface deriving a projector/screen mapping based on the selectively projected pixels and the sensed pixels, deriving a pixel correction function based on the projector/screen mapping, storing the pixel correction function by applying a texture map to a mapping mesh inside a graphical pipeline of a graphics processor unit (GPU), applying the pixel correction function to input image pixel data to produce corrected pixel data which corrects at least for misalignment, and driving the projector with the corrected pixel data. |
| US10750140B2 |
Laser display system
A laser display system includes a red light semiconductor laser module (1), a green light semiconductor laser module (2), a blue light semiconductor laser module (3), a decoherence device (7, 8, 9), light valves (12, 13, 14), collimating and shaping devices (4, 5, 6), a heat dissipating modules (16-1, 16-2, 16-3), a temperature control module (17) and a semiconductor laser control module (18). The wavelength range output by the red light semiconductor laser module (1) is from 635 nm to 670 nm; the wavelength range output by the green light semiconductor laser module (2) is from 515 nm to 530 nm; the wavelength range output by the blue light semiconductor laser module (3) is from 440 nm to 460 nm. |
| US10750136B2 |
Image processing apparatus, image processing method, and image pickup device
An image pickup unit 20 has a configuration in which non-polarizing pixels and polarizing pixels are disposed, the polarizing pixels being provided per angle in at least two polarization directions. A demosaicing unit 50 generates a non-polarized image, and a polarization component image per polarization direction, from a captured image generated by the image pickup unit 20. A polarization information generating unit 60 generates polarization information indicating the polarization characteristics of a subject included in the captured image, from the non-polarized image and the polarization component image generated by the demosaicing unit 50. As described above, the polarization information is generated with not only the polarization component image but also the highly-sensitive non-polarized image not having a decrease in the amount of light. Therefore, accurate polarization information can be acquired compared to a case where polarization information is generated on the basis of the polarization component image. |
| US10750133B2 |
Systems and methods for automatic video recording
Systems and methods for automatically triggering a video recording in response to detecting a predetermined condition or a security event are provided. Some methods can include receiving a video data stream from a surveillance camera, analyzing the video data stream to determine whether an individual depicted within the video data stream exhibits fear or duress, and automatically storing the video data stream in response to detecting that the individual depicted within the video data stream exhibits the fear or the duress. |
| US10750131B1 |
Adjustable movement detection doorbell
Systems, apparatuses, and methods relating to security system and automation monitoring are described. In one embodiment a method may include receiving motion detection data via an electrical signal, analyzing the motion detection data based at least in part on a first parameter, identifying a movement of an object based at least in part on the analyzing, and adjusting one or more light emitting diodes based at least in part on the identifying. |
| US10750129B2 |
Hospital video surveillance system
The invention relates to a hospital video surveillance system comprising several cameras (2, 3, 4) for acquiring video data for surveilling several patient regions (5, 6, 7). The video data are transmitted from the cameras to a display device and are used to determine physiological properties of patients, wherein the physiological properties are vital signs. The bandwidths for the transmission of the video data are allocated depending on the determined physiological properties. Thus, the bandwidth allocation considers the physiological states of the patients, which can ensure that a sufficient bandwidth is provided where it is really required. This is especially useful, if the overall bandwidth is limited. Moreover, since the video data are used for fulfilling several functions, i.e. surveilling the several patient regions and determining the physiological properties, the overall system can be very compact and less or no additional physiological sensors might be required. |
| US10750127B2 |
Monitoring system, monitoring method, and monitoring program
An abnormality behind a shielding object is discovered. There is provided a monitoring system including a video acquirer, a detector, and a notifier. The video acquirer of the monitoring system acquires a video. The detector of the monitoring system detects entering of a target object into a blind spot generated by a shielding object in the video and appearance of the target object from the blind spot. If the target object does not appear from the blind spot even after a first time elapses since entering of the target object into the blind spot, the notifier of the monitoring system makes a notification. |
| US10750126B2 |
Systems and methods of measuring quality of video surveillance infrastructure
One or more key performance indicators are necessary to properly measure the health of video surveillance applications and the supporting infrastructure. Some of the key performance indicators include: Video Path Uptime (VPU), Video Stream Delivery Index (VSDI), and, Video Retention Compliance (VRC). From these metrics, it is possible to calibrate whether a surveillance infrastructure is operating properly. These metrics can be used to properly alert video network administrators of problems that are actually affecting the video surveillance application. It is also possible to use these metrics to build better analytics to determine root cause of problems as well as build prediction models for potential problems before they occur. |
| US10750125B2 |
Automatic deployment of distributed video conference system
An orchestration server and a method of deploying a distributed videoconferencing system in cloud services are disclosed. The method including receiving, by an orchestration server, a proposed configuration of a distributed videoconferencing system, determining, by the orchestration server, a status of the proposed configuration of the distributed videoconferencing system, determining, by the orchestration server, based on the status of the proposed configuration of the distributed videoconferencing system, a determined configuration of the distributed videoconferencing system, initiating, by the orchestration server, according to the determined configuration of the distributed videoconferencing system at least one non-transcoding node at a first data center of a first cloud service provider, and initiating, by the orchestration server, according to the determined configuration of the distributed videoconferencing system at least one transcoding node at a second data center. |
| US10750124B2 |
Methods and system for simulated 3D videoconferencing
A system and method for manipulating images in a videoconferencing session provides users with a 3-D-like view of one or more presented sites, without the need for 3-D equipment. A plurality of cameras may record a room at a transmitting endpoint, and the receiving endpoint may select one of the received video streams based upon a point of view of a conferee at the receiving endpoint. The conferee at the receiving endpoint will thus experience a 3-D-like view of the presented site. |
| US10750123B2 |
Method and apparatus using an integrated femtocell and residential gateway device
A system that incorporates teachings of the present disclosure may include, for example, a method at a gateway device that registers at least one mobile phone number with the gateway device via a femtocell integrated with the gateway device when a mobile device associated with the at least one mobile phone number is within range of the femtocell, registers at least one voice over internet protocol phone number with the gateway device, and selectively receives and makes calls using one of a set top box registered with the gateway device, the mobile device registered with the femtocell, a voice over internet protocol phone corresponding to the at least one voice over internet protocol phone number. Other embodiments are disclosed. |
| US10750120B2 |
Method and apparatus for reducing isolation in a home network
This invention disclosure relates to a community access television (CATV) signal distribution system which improves signal isolation issues for systems which are distributing both CATV signals and in-home entertainment (IHE) signals. The signal distribution system includes a signal input port, a first multi-port signal splitter and a second multi-port signal splitter. The first multi-port signal splitter is coupled to the signal input port through a first diplexer, and the second multi-port signal splitter is coupled to the signal input port through a second diplexer. In some embodiments the first diplexer high-pass node and the second diplexer high-pass node are coupled together. In some embodiment the signal distribution system includes a signal output port coupled to the signal input port through a third diplexer. The high-pass node of the third diplexer is coupled to the high-pass node of the first diplexer. |
| US10750119B2 |
Vehicle camera LVDS repeater
A vision system of a vehicle includes a camera disposed at a vehicle and having a field of view exterior of the vehicle. The camera captures image data and outputs a low voltage differential signal (LVDS). The system includes an LVDS repeater that receives the LVDS signal output by the camera and outputs at least two LVDS outputs to respective receivers. Each of the at least two LVDS outputs is representative of the LVDS signal output by the camera. The receivers include a receiver of respective ones of at least two devices selected from the group consisting of (i) a vehicle head unit, (ii) a display device, (iii) an electronic control unit of the vehicle and (iv) an image processor for a driver assistance function. |
| US10750118B2 |
Using metadata for DC offset correction for an AC-coupled video link
Disclosed herein are systems and methods for performing DC offset correction of a video signal received over an AC-coupled video link. In one aspect, a transmitter is configured to compute, and provide to a receiver, metadata indicative of a statistical characteristic (e.g., an average or a sum of values) for a group of active pixels of a video signal acquired by a camera. The receiver is configured to compute an analogous statistical characteristic on the video signal received over an AC-coupled video link, and to perform DC offset correction by modifying one or more values of the received video signal based on a comparison of the statistical characteristic computed by the receiver and the one computed by the transmitter and indicated by the received metadata. |
| US10750114B2 |
Method for controlling curvature of adjustable curved-surface display and curved-surface display apparatus
This application relates to a method for controlling a curvature of an adjustable curved-surface display and a curved-surface display apparatus. The control method includes: capturing a scene picture information according to an image sensor mounted on a curved-surface display; calculating a location of a viewer in the scene picture information according to a processing unit; calculating an angle between the viewer and a central line of the curved-surface display according to the location; calculating optimal visual angle information according to the angle; and obtaining an optimal curvature according to the optimal visual angle information, to control a display surface bending distance of the curved-surface display. |
| US10750113B2 |
Image processing system, image processing method, and program
The present invention provides an image processing system, an image processing method, and a program capable of suppressing confusion that may arise in a case where a target person is identified when tracking a person. An image processing system includes: a camera control unit which accepts input video images captured by a plurality of video cameras; a tracked person registering unit capable of registering one or more persons appearing in the video images inputted from the camera control unit; and a display screen generating unit which displays switchable windows of the video images inputted from the video cameras for each person registered by the tracked person registering unit. |
| US10750111B2 |
CMOS image sensor with divided bit lines
An image sensor includes a pixel array including a plurality of pixels. A bit line coupled to a column of pixels is separated in to a plurality of electrically portions that are coupled to corresponding portions of rows of the pixel array. A first switching circuit of a readout circuit is coupled to the bit line. A first switching circuit is configured to couple a bit line current source to the bit line to provide a DC current coupled to flow through the bit line and through the first switching circuit during a readout operation of a pixel coupled to the bit line. A second switching circuit is configured to couple and ADC to the bit line during the readout operation of the pixel. Substantially none of the DC current provided by the bit line current source flows through the second switching circuit during the readout operation of the pixel. |
| US10750109B2 |
Differential digital double sampling method and CMOS image sensor for performing same
A method for performing differential double sampling and a CMOS image sensing device for performing the same. In one example, the CMOS image sensing device includes a pixel array include a multitude of pixels with each pixel formed by a plurality of photodiodes, a floating diffusion point and a plurality of transistors electrically coupled the plurality of photodiodes. Moreover, a column readout circuit with four storage capacitors is selectively coupled to the pixel array by switches so that the storage capacitors can store sampled pixel values. A control circuit connected to the pixel array and the column readout circuit selectively activates the transistors to output to the column readout circuit sampled dark value and bright values of one photodiode and a sampled double bright value of the one photodiode and one additional photodiode. |
| US10750103B2 |
Imaging device, drive method of imaging device, and imaging system
Provided is an imaging device including row drive unit having a first storage unit that stores and outputs a first signal for a readout from the pixels on an associated row, a second storage unit that stores and outputs a second signal for an operation for causing the photoelectric conversion element on an associated row to be reset to a charge accumulation state, and a third storage unit that stores and outputs a third signal for maintaining the photoelectric conversion element on an associated row in a charge accumulation state or a reset state based on the first signal output from the first storage unit and the second signal output from the second storage unit. |
| US10750101B2 |
Resolution for autostereoscopic video displays
A single pixel of a video display can display respective individual pixels of multiple views. In other words, a video display can include more views for an autostereoscopic image than the physical pixels of the video display would ordinarily support. The physical pixel is time-multiplexed in that the physical pixel displays a pixel of one view for a given time interval and a view multiplexer deflects the light from the physical pixel by a predetermined angle to make the pixel appear in a location corresponding to the pixel of the view. In another time interval, the physical pixel displays a pixel of a different view and the view multiplexer deflects light from the physical pixel by a different predetermined angle to make the pixel appear in a location corresponding to the pixel of the different view. |
| US10750100B2 |
Image processing apparatus that generates moving image using shooting image, image pickup apparatus, image processing method, and storage medium
An image processing apparatus which is capable of obtaining a moving image having a special effect suitable for a scene while suppressing a load of a user. In the image processing apparatus, an acquisition unit acquires a first image generated by shooting, a division unit divides the first image into two or more regions according to a distribution of a distance of each subject, at the time of shooting, included in the first image, a detection unit detects one of the divided regions as a high brightness region where high brightness pixels exist, a first generation unit performs correction of the first image with different correction intensities with respect to the high brightness pixels and surrounding pixels thereof in the high brightness region to generate a plurality of second images, and a second generation unit generates a moving image using the generated second images. |
| US10750099B2 |
Image sensing method and image sensing system
An image sensing method, comprising: (a) controlling an image sensor to apply a first frame rate to sense a first frame during a first frame period; (b) determining exposure variation in the first frame period; and (c) during one of the first frame period and a second frame period following the first frame period, switching the image sensor to apply a second frame rate different from the first frame rate to sense at least one third frame, when the step (b) determines the exposure variation exceeds a threshold level. A related image sensing system is also disclosed. Via such image sensing method, the frame switch delay of a conventional frame switch can be reduced. |
| US10750098B2 |
Image processing device, image processing method, and image processing circuit
An image processing device configured to synthesize a first image and a second image shot in two or more exposure times different in length in a parallel way within one frame time, includes: a level adjuster configured to adjust the first image and output a corrected first image having a luminance level substantially aligned with a luminance level of the second image; a movement detector configured to calculate absolute values of differences between positionally corresponding pixel pairs in the corrected first image and the second image and accumulate the calculated absolute value on an image block basis to obtain a movement detection amount on the image block basis; a movement blending ratio calculator configured to smoothen the amounts of detected movement and calculate a movement blending ratio between positionally corresponding pixel pairs based on the smoothened amounts of detected movement; and an image synthesizer configured to generate a movement-adaptive image by synthesizing pixels at the corresponding positions at the movement blending ratio. |
| US10750097B2 |
Varying exposure time of pixels in photo sensor using motion prediction
A photo sensor array is divided up into multiple blocks that are operated with different exposure times. A prediction algorithm is used to predict the overall light brightness of each block and determine the exposure time of each block. Each block may also include memory to store the exposure time for the pixels in the block as well as analog-to-digital resolution for the block. |
| US10750094B2 |
Display device and control method for display device
An HMD includes an image display section configured to display an image to enable visual recognition of an outside scene by transmitting external light, a mobile-body-position acquiring section configured to acquire a position of a mobile machine, an operation detecting section configured to detect operation, and a display control section configured to cause the image display section to display the image. The display control section executes visibility control processing for controlling, on the basis of the position of the mobile machine acquired by the mobile-body-position acquiring section and the operation detected by the operation detecting section, visibility of the image displayed by the image display section with respect to the external light transmitted through the image display section. |
| US10750092B2 |
Systems and methods for stabilizing videos
Visual content is captured by an image capture device during a capture duration. The image capture devices experiences motion during the capture duration. The intentionality of the motion of the image capture device is determined based on angular acceleration of the image capture device during the capture duration. A punchout of the visual content is determined based on the intentionality of the motion of the image capture device. The punchout of the visual content is used to generate stabilized visual content. |
| US10750091B2 |
Actuator driver, imaging device using the same, and imaging method
An imaging device includes an imaging lens, an imaging element that captures an image transmitted through the imaging lens, a blur detection part configured to detect a blur, an actuator configured to determine a position of the imaging lens, and an actuator driver configured to control the actuator in accordance with a blur detection signal from the blur detection part. The shift of the image occurring when forcibly changing the position of the imaging lens is corrected by shift of an effective pixel area of the imaging element according to the forcible change amount of the position of the imaging lens. |
| US10750087B2 |
Image processing system, image processing method, and computer-readable medium
An image processing system is provided that includes an image capturing apparatus configured to generate a plurality of captured images and at least one information processing apparatus connected to the image capturing apparatus. The information processing apparatus includes processing circuitry configured to input at least a first captured image and a second captured image from among the plurality of captured images, acquire first conversion data to be used for converting the first captured image and second conversion data to be used for converting the second captured image, and generate an output image by stitching converted images generated by converting the first captured image based on the first conversion data and the second captured image based on the second conversion data. |
| US10750084B2 |
Image processing apparatus and image processing method
[Object] To estimate lens information with no change in photographing conditions. [Solution] An image processing apparatus according to the present disclosure includes: a positional displacement estimation unit configured to estimate positional displacement between a plurality of input images obtained by photographing an identical photographic subject; an alignment processing unit configured to align positions of the plurality of input images on the basis of the estimated positional displacement; and a lens information estimation unit configured to estimate information of a lens used to photograph the input image depending on a model indicating a deterioration component of the lens on the basis of the aligned input images. |
| US10750082B2 |
Evaluation device
An evaluation device includes a first display control unit that displays imaging data acquired by an imaging device on a display screen of a display device, and a second display control unit that displays on the display screen a guide display based on work vehicle data on a work vehicle imaged, to determine an imaging position of the imaging device. |
| US10750080B2 |
Information processing device, information processing method, and program
[Object] To support a user such that the user can easily adjust installation states of a plurality of imaging devices.[Solution] Provided is an information processing device including an adjustment instruction specification unit configured to specify an instruction regarding adjustment by extracting or arranging elements of the adjustment in accordance with a level of priority of each of the elements for shifting current installation states of a plurality of imaging devices toward appropriate installation states of the plurality of imaging devices. |
| US10750079B2 |
Focus adjustment device and focus adjustment method
A focus adjustment device, comprising a processor having a focus region setting section, a focus detection section, a determination section and a control section, wherein the focus detection region setting section sets a first focus detection region, and a second focus detection region, that is contained in the first focus detection region and that is narrower than the first focus detection region, in an imaging region, the control section, when it is determined that that there is not a periodicity-containing subject for the first focus detection region, and it is determined that there is a periodicity-containing subject for the second focus detection region, performs a focus adjustment operation by selecting a phase difference that is closest to a phase difference that has been detected for the first focus detection region, among a plurality of phase differences that have been detected for the second focus detection region. |
| US10750076B2 |
Network device, image processing method, and computer readable medium
The disclosure provides a network device, an image processing method, and a computer readable medium. The method includes: receiving a video stream from an IP camera; detecting whether a predetermined motion event occurs in the video stream according to a designated motion detection mode; in response to the predetermined motion event is detected, generating an event mark corresponding to the predetermined motion event and extracting a video clip corresponding to the predetermined motion event from the video stream; determining whether a video content satisfying a notification condition exists in the video clip; and in response to the video content satisfying the notification condition, sending the event mark and the video content to a smart device accessing the network device. |
| US10750075B2 |
Guided photography and video on a mobile device
In an example embodiment, an item listing process is run in an item listing application. Upon reaching a specified point in the item listing process, a camera application on the user device is triggered (or the camera directly accessed by the item listing application) to enable a user to capture images using the camera, wherein the triggering includes providing a wireframe overlay informing the user as to an angle at which to capture images from the camera. |
| US10750067B2 |
Optical filter assembly for image-capturing device
A removably attachable optical device includes a clamp comprising an upper clamp member and a lower clamp member. When the clamp is mounted on a mobile device, the upper member extends over a device side to enable an orifice formed by the upper clamp member to be positioned over an aperture of the mobile device. An optical element housing has a portion configured to engage the an upper clamp member. A non-uniform optical element is rotatably mounted to the optical element housing. Rotation of the non-uniform optical element causes light passing through the non-uniform optical element as the non-uniform optical element is rotated to be correspondingly altered to create optical effects. |
| US10750062B2 |
Lens driving device, camera module, and camera-mounted device
Provided are a lens driving device, a camera module, and a camera-mounted device for which the miniaturization and weight reduction can be achieved and the reliability can also be improved. The lens driving device includes auto-focusing and shake-correcting driving parts utilizing a voice coil motor. An autofocus fixing part includes a Hall element configured to detect a position of an autofocus movable part in the optical-axis direction, and the autofocus movable part includes a position-detecting magnet arranged near the Hall element. Both of an auto-focusing magnet part and the position-detecting magnet are radially magnetized. |
| US10750061B2 |
Endoscope having camera module and LED on flexible printed circuit
An endoscope comprises a FPC (flexible printed circuit) having a first side and a second side, where the FPC comprises a first head part, a body part, and tail part. At least one solder pad is on the first side of the first head part, and at least one solder pad is on the first side of the body part. The endoscope further comprises a camera module mounted on the first side of the body part and a first LED (light emitting diode). A first side of the first LED is mounted on the first side of the first head part and a second side of the first LED is mounted on a first side of the camera module, while the first head part is bent. The second side of the body part is mounted on an end of a flexible fiber, and the tail part of the FPC is bent to mount on the flexible fiber. |
| US10750056B2 |
Color chart for color selection, method for producing color chart for color selection, and device for producing color chart for color selection
A color chart for color selection to select a color patch of the closest color to a target color from among a plurality of the color patches, in which the color patch that represents colors of either an adjustment target color or a reference color that substitutes the adjustment target color is a target patch, a direction that represents a direction in which a color is to be adjusted from the target patch in the color chart for color selection is an adjustment direction, and the adjustment direction from the target patch is wider than the direction counter to the adjustment direction from the target patch. |
| US10750053B2 |
Image processing apparatus, method of controlling image processing apparatus, and storage medium
An image processing apparatus, comprising: an obtainment unit configured to obtain an image captured by an image capturing apparatus; a recognition unit configured to recognize a person from the image obtained by the obtainment unit; a setting unit configured to set a time limit for the person to be recognized by the recognition unit; and a processing unit configured to execute processing for privacy protection on an image including the person for which the time limit set by the setting unit has been exceeded. |
| US10750050B2 |
IMAGE PROCESSING APPARATUS, METHOD FOR CONTROLLING IMAGE Processing apparatus, program storage medium, system, and method for controlling system for use in biometric authentication
An image processing apparatus provided with a biological information sensor receives an authentication request including a verification parameter from a service providing system, transmits the verification parameter to an information processing apparatus provided with an authentication module for biometric authentication, and a tamper-resistant storage device configured to store a user's biological information required when an authentication process is performed by the authentication module and a private key generated with respect to the biological information, transmits the biological information acquired by the biological information sensor using an encryption technique to the information processing apparatus, receives signature data, created using the private key extracted when biometric authentication based on the transmitted biological information has succeeded and the verification parameter, from the information processing apparatus, and transmits the signature data to the service providing system. |
| US10750047B2 |
Image processing apparatus, method of controlling the same, and storage medium
An image processing apparatus receives a number of pages to be included in one file from a user, and reads an original. The image communication apparatus divides image data of the read original at each set of the received number of pages, and creates a file including the image data for each division of the divided image data. |
| US10750046B2 |
Portable scanner and scanning method thereof
The present disclosure relates to a portable scanner capable of increasing the precision of focus and a scanning method using the same. According to an embodiment of the present disclosure, the portable scanner, which generates a three dimensional (3D) image from a subject, includes a focus state output device to determine a present focus state with respect to a set focal length from a subject and to output the present focus state such that a user recognizes the present focus state. |
| US10750044B2 |
Information processing system, information processing apparatus, and method for processing information
An information processing system having an information processing apparatus and programs includes an application memory unit storing applications executing a series of processes using electronic data, in which program identification information, parameter setup information, and flow identification information are defined, a use screen memory unit storing use screen information of defining a form; a first receiving unit receiving a first request including the application identification information; a first sending unit sending the use screen information; a second receiving unit, an acquiring unit acquiring the flow information identified by the flow identification information included in the second request, and an executing unit causing the program identified by the flow information to be executed using the parameter included in the second request in conformity with the execution order to execute the series of processes using the electronic data based on the information related to the electronic data. |
| US10750043B2 |
Image processing apparatus capable of shifting to power saving mode, control method for the image processing apparatus, and program
An image processing apparatus capable of shifting to a power saving mode. The image processing apparatus includes a storing unit configured to store a document in a storage device, a notification unit configured to periodically notify an apparatus of a predetermined destination of information about a document that has been newly stored by the storing unit into the storage device, and a control unit configured to restrict shifting to a power saving mode in which the notification unit cannot make the notification after storage of a document by the storing unit has been completed and until the notification unit notifies at least information about the document. |
| US10750040B2 |
Image reading apparatus
An image reading apparatus includes a line image sensor receiving a light reflected from an original illuminated by a light source to generate image data, an original size detector disposed away from an original positioning portion by a predetermined distance in a sub-scanning direction, an original image reading start instructing unit outputting an image reading start instruction for starting an image reading operation when being depressed by a user, and a controller determining a size of the original based on detection results of the line image sensor and the original size detector when the size of the original is not stored in a memory in a case in which the controller receives the image reading start instruction in a state in which it is detected that an angle of a pressure plate is greater than a predetermined angle. |
| US10750039B2 |
Copying method and image acquiring device and copying system using the same
An image acquiring device comprises: an automatic document feeder comprising: an input tray supporting an information medium; and a control panel comprising an operation button for selecting one image acquiring side of the information medium; an image acquiring assembly acquiring the image of the image acquiring side; a processor electrically connected to the automatic document feeder, the image acquiring assembly and the operation button; a storage, which is electrically connected to the processor and comprises an image module storing program codes for enabling acquiring the image of the image acquiring side; and an output unit receiving and outputting the image of the image acquiring side. The processor controls the image acquiring assembly to acquire the image of the image acquiring side according to the program codes and different signals of the operation button and transmits the image to the output unit. Associated copying method and system are also provided. |
| US10750036B1 |
Rapid workflow design using machine learning
A system and method for rapid workflow design utilizing machine learning includes a scanner, a convolutional neural network, a converter, a graph generator, and a controller. The scanner may convert a paper copy of a process flow into a pixelated image. The convolutional neural network is configured to segment the pixelated image into objects including at least one of an action, a decision, a connector, or a combination thereof. The converter is configured to transform the objects into a connectivity matrix. The graph generator is configured to transform the connectivity matrix into a rectilinear graph. The controller is configured to identify automated actions, semi-automatic actions, and actions requiring operator input from graphical icons provided on the paper copy and, based on the rectilinear graph, to serialize the automated actions, the semi-automatic actions, and the actions requiring operator input as control commands to a printing system. |
| US10750034B2 |
Image reading apparatus and method of controlling image reading apparatus
An image reading apparatus includes a storage unit, a reading unit, a character recognition unit, an acquisition unit, and a registration unit. The storage unit stores an address book capable of registering, in the address book, information as group destination information. The reading unit reads at least one document to generate image data. The character recognition unit recognizes character information in the image data. The acquisition unit acquires a plurality of pieces of destination information from the character information recognized by the character recognition unit. The registration unit registers, in the address book and as the group destination information, the plurality of pieces of destination information acquired by the acquisition unit. |
| US10750033B2 |
Electronic package interception, parsing, and routing
A secure file transfer system and a secure file transfer method for routing an electronic file or a high-definition facsimile translated from the electronic file, from a sending computing device over a digital electronic communication network to a receiving computing device. The method may include receiving, from the sending computing device, an electronic package including a modified destination identifier including a domain associated with a secure file transfer system. The electronic package may include an electronic file as an attachment. The modified destination identifier may be a modified email address having one or more other characters substituted for an original at-symbol. |
| US10750031B2 |
Tariff data determining method and apparatus for creating the same
A tariff data determining method and apparatus are disclosed. The method includes: obtaining a call detail record set, wherein each call detail record includes a charging condition, a charging unit and a fee deduction that are under the charging condition; grouping a plurality of call detail records to obtain a call detail record group, wherein a same value corresponding to a charging unit in the call detail record group has a correspondence with a unique fee value corresponding to a fee deduction; analyzing the call detail record group to obtain a data feature; selecting a target tariff model corresponding to the data feature; determining a parameter value corresponding to each tariff parameter in the target tariff model; and determining tariff data based on the parameter value, the target tariff model, and the charging condition. |
| US10750029B2 |
Signal splitter/combiner with an electro-magnetic interference filter
A splitter/combiner configured to split and combine Plain Old Telephone Service (POTS) signals and data service signals. The splitter/combiner comprises a line terminal configured to receive wires of a local loop connection to a Central Office of a communications network; a phone terminal configured to connect to telephone equipment at a customer premise; a data terminal configured to connect to a modem at a customer premise; a POTS line low pass filter connected between the line terminal and the phone terminal, the POTS line low pass filter configured to attenuate frequencies above 25 kHz and including a POTS line side transformer; a surge arrestor connected between the POTS line side transformer and the phone terminal; and a data line transformer configured as a differential mode choke connected between the line terminal and the data terminal. |
| US10750028B2 |
Mobile communications with quality of service
A mobile communications system includes switching between communication paths based on the quality of service. A VoIP service is coupled to a mobile network and a wireless local-area network (WLAN) via a wide-area IP network. A plurality of mobile communications devices are associated with VoIP telephone numbers. A public switched telephone network (PSTN) is coupled to the plurality of mobile communications devices and coupled to the VoIP service. A quality of service server is coupled to the plurality of mobile communications devices via the wide-area IP network for determining the quality of data channels to a mobile communications device via the mobile network and to the mobile communications device via the WLAN. A voice call is carried over one of the mobile network, the WLAN, and the PSTN depending on the quality of the data channels. |
| US10750026B2 |
System and method for delivery of voicemails to handheld devices
Briefly, a variety of embodiments, including the following, are described: a system embodiment and methods that allow random access to voice messages, in contrast to sequential access in existing system embodiments; a system embodiment and methods that allow for the optional use of voice recognition to enhance usability; and a system embodiment and methods that apply to the area of voicemail. |
| US10750022B2 |
Enhancing customer service processing using data analytics and cognitive computing
Embodiments include method, systems and computer program products for enhancing a customer service process. Aspects include receiving customer data associated with a customer and creating a customer profile based on the customer data. Aspects also include obtaining customer service representative data comprising a customer service profile for each of a plurality of customer service representatives and determining a matching subset of the plurality of customer service representatives for the customer based upon the customer profile and the customer service representative data. Next, aspects include displaying, to the customer, the matching subset of the plurality of customer services representatives for the customer. Aspects also include selecting a first customer service representative from the matching subset of the plurality of customer service representatives for the customer based on a customer input. |
| US10750021B1 |
Handling a callback call in a contact center in response to a limited-content message
A system for sending limited-content message texts to a debtor, where each message comprises a fixed format, comprising an agent's name, which may be an alias, a callback number, and optional suggested times for the recipient to callback the agent. The limited content message texts are sent over a time period during the work schedule of the agent. Upon receiving a voice telephone callback from the recipient, a comparison is performed on the calling party number to ascertain if it matches a called party number of one of the sent limited-content message texts. If matched, then the call is routed to the agent identified in the limited-content message text. If the agent is unavailable, various options for routing the call is identified. The agent is further presented with information indicating the voice telephone call is a callback in response to a previously sent limited-content message text. |
| US10750019B1 |
System and method for assisting agents via artificial intelligence
A system and method for handling interactions of a contact center. A processor of the system monitors a real-time interaction between a contact center agent and a user. The monitoring may include analyzing a first input by the user, and a first response by the contact center agent to the first input. The processor identifies an intent of the user based on monitoring the real-time interaction, and in response to identifying the intent, monitors for a first trigger condition. In response to identifying the first trigger condition, the processor invokes an automated agent for outputting a second response to a second input provided by the user. The first trigger condition may be a command to invoke the automated agent, or deviance by the agent from dialog in a dialog script associated with the identified intent. |
| US10750017B2 |
AI-based compliance and preference system
A method of providing artificial intelligence (AI) functionality to target legacy customer outreach platforms of a plurality of tenant enterprises includes storing a plurality of AI templates, each of which is associated with one or more AI routines, generating a campaign object associating one or more of the AI templates with a tenant enterprise from among the plurality of tenant enterprises, transforming a communication on a switching network associated with the tenant enterprise according to the one or more AI templates associated with the campaign object, and providing the transformed communication to a target legacy customer outreach platform of the tenant enterprise. |
| US10750013B2 |
System, method and computer program product for service call identification
A method, system, and computer program product, include receiving a request for registration from a service provider, upon the service receiver having authorized the request for registration, registering characteristic information of the service call in a user device of a service receiver, and upon a lapse of time, deregistering the characteristic information from the user device. |
| US10750011B2 |
Accessible and updateable service records
A service coordinator server and method are provided for performing operations including receiving a request by a requester for a first component of a requested service over a communication network, transmitting to the requester a provision of the first component of the requested service over the communication network, and storing information regarding the first component of the requested service in a requester service record in a memory of the server. The operations also include receiving a request by the requester to review the requester service record stored in the server memory, and the server authorizing the requester to access the stored service record. The operations further include permitting the requester to access and revise the service record stored in the memory of the service coordinator server. |
| US10750009B1 |
Using calling party number for caller authentication
Embodiments include a system, method, and computer program product that authenticates a caller using calling party information. In an embodiment, an authentication device receives the call request and associated calling party information that includes a calling party number. The authentication device retrieves parameters associated with the calling party number, where a retrieved parameter is a number of accounts linked to the calling party number. The authentication device determines whether the number of accounts is between one and a threshold value, inclusive, and verifies that the call request originates from a location or a device associated with the calling party number. Based on the verifying and determining, the authentication device generates an authentication result that indicates whether the calling party number is authenticated. Then, the authentication device sends the authentication result to a call processing device that processes the call request from the caller according to the authentication result. |
| US10750004B2 |
Communication system for pairing user devices with medical devices
A user device and a breath analysis device (or other types of portable devices) use a pairing and communication protocol that address user convenience and connectivity issues. For example, a breath analysis device is associated with a unique identifier and the unique identifier is associated with an account corresponding to the user. Likewise, a user device is associated with a user device identifier and the user device identifier is associated with the account corresponding to the user. The breath analysis device and the user device can use at least one of the identifiers to determine whether the user device is authorized to pair with the breath analysis device, and vice-versa. If authorized, the breath analysis device and user device can pair with one another. Once paired, the user device may wirelessly communicate with the breath analysis device for various purposes, such as to retrieve and display breath analysis test results. |
| US10750003B2 |
Method, system, and device for process triggering
A process triggering method is disclosed. The method may be implemented by a processor. The method may comprise receiving an input operation on an unlock interface of a terminal device, determining input operation information corresponding to the input operation, determining triggering operation information matching with the determined input operation information, determining a process corresponding to the input operation according to a predetermined corresponding relationship between the triggering operation information and the process, and triggering the process. |
| US10750002B2 |
Communication device
A communication device includes a first body, a second body, a first audio module, and a second audio module. The second body is rotatably connected to the first body. The first audio module is disposed on the first body. The second audio module is at least partially disposed on the first body. When the second body rotates relatively to the first body to be in a first state to switch the communication device to be in a first operation mode, at least a portion of the first audio module is turned on, and the second audio module is turned off. When the second body rotates relatively to the first body to be in a second state to switch the communication device to be in a second operation mode, the first audio module is turned off, and the second audio module is turned on. |
| US10749993B2 |
Path selection using TCP handshake in a multipath environment
A plurality of SYN packets is sent from a first system, each of the plurality of SYN packets traverses a different path in a first set of paths between the first system and a second system in a multipath data communication network and includes a unique source identifier. From a plurality of SYN-ACK packets, a SYN-ACK packet is selected that is first to arrive at the first system. Each SYN-ACK packet includes a unique source identifier of a selected SYN packet. A path is configured corresponding to the selected SYN packet, as an outbound path from the first system. A path corresponding to the selected SYN-ACK packet is configured as an inbound path to the first system. A session between the first and the second systems is established using the outbound and inbound paths. |
| US10749992B2 |
Method to build a modular distributed network device using microservices architecture
Disclosed herein is a distributed, modular and highly available routing apparatus that is enabled to perform IP, MPLS VPN v4 and v6 services. The routing apparatus comprises a plurality of functional modules selected from the group consisting of a processor, a data storage module, an input/output module, a shared memory, and a network module. Each functional module is driven by a software architecture comprising a TCP/IP stack, a protocol serializer, a protocol de-serializer, an in-memory data store and one or more utility applications. The software architecture is stored partially or completely in the user space of the operating system of the routing apparatus. |
| US10749990B1 |
Automatic discovery of API information
Automatic discovery of API information is disclosed, including: receiving a transaction; obtaining a determined signature from the transaction; and determining that the determined signature comprises a candidate signature to potentially add to an application programming interface (API) model. |
| US10749988B2 |
Methods, systems, and media for retrieving content associated with links
Methods, systems, and media for retrieving content associated with links are provided. In some embodiments, the method comprises: transmitting, from a user device to a server, a request for content corresponding to a page to be presented on the user device; receiving, from the server, the content corresponding to the page and a mapping of one or more links included in the content corresponding to the page to one or more page types associated with each of the one or more links; storing, on the user device, the received mapping; causing the content of the page to be presented on the user device; receiving a selection of one of the one or more links included in the content corresponding to the page; identifying a page type corresponding to the selected link based on the stored mapping; transmitting, to the server, a request for content associated with the selected link; causing user interface elements of a user interface associated with the identified page type to be presented on the user device while waiting for the requested content from the server; and in response to receiving the requested content from the server, causing the received content to be presented within the user interface. |
| US10749986B2 |
Platform for interaction via commands and entities
Interacting with a computing device can include registering a plurality of commands from a plurality of applications, wherein the plurality of commands specify entity types that are accepted as parameters, determining a first entity having a first entity type, wherein the first entity is independent of the plurality of applications, and determining a selected command from the plurality of commands registered by the plurality of applications that accepts the first entity type as a parameter. The first entity and the selected command can be provided, using a processor, to a first application of the plurality of applications that supports the selected command for execution. |
| US10749983B2 |
Server request management
A transaction processing server and associated clients which send requests to the server via client-server connections. The server has a transaction processing region operable to process requests and issue responses to the requesting client. The server maintains a record of historical processing times taken to process recent client requests. The server has a connection manager that is operable to monitor incoming client requests and extract from them a goal response time, which is a maximum time within which the client expects the request to be processed which is included in each request. The server accepts or rejects each incoming client request based on deciding whether it is likely to be processed within the goal response time. If a request is rejected, the server transmits a rejection message to the originating client. |
| US10749982B2 |
Multiple geography service routing
Methods and systems for routing a user request for a service to a version of the service in a geographical region associated with the user are described herein. The service may be deployed in multiple geographical regions, and the service may have multiple versions in each of the geographical regions. A user device may send a request for a service to a first server in a geographical region. The first server may determine whether the user is associated with the geographical region. Responsive to determining that the user is not associated with the geographical region, the first server may ask one or more servers in other geographical regions whether the user is associated with any of the other geographical regions. |
| US10749981B2 |
Vehicle data pre-conditioning
A vehicle includes a processor programmed to process a user's profile by collecting usage pattern of a user; and responsive to a trigger condition, downloading media data from a server to a local storage for the user according to the user profile before the user uses the media data, and load the media data from the local storage to present to the user responsive to user using the vehicle. |
| US10749979B1 |
Packetcable controller for voice over IP network
Disclosed herein are system, method, and computer program product embodiments for an access gateway control function server to convert between network-based call signaling messages and session initiation protocol messages. An embodiment operates by receiving in a first access gateway control function server, a first session initiation protocol (SIP) message sent from a first device and converting the SIP message in the first access gateway control function server to a first network-based call signaling (NCS) message to be received by a second device. |
| US10749978B2 |
Tags for automatic cloud resource provisioning
A dynamic tagging system facilitates the control, monitoring, and operation of technical components, such as virtual machines, in cloud environments. The dynamic tagging system performs an analysis on unstructured metadata tags linked to the technical components. The unstructured metadata tags may be created for technical components by authorized operators of the technical components, for instance. The dynamic tagging system may analyze an individual unstructured metadata tag or a combination of unstructured metadata tags assigned to a technical component to automatically trigger any pre-configured control, monitoring or operational actions for the technical component. As one example, the dynamic tagging system detects a trigger condition for an action trigger to perform automated electronic communications between any selected entities to convey information about the technical component. |
| US10749976B2 |
Method and system for monitoring an activity of a user
A method for tracking an activity of a user, the method includes: downloading, over a network, web page content that comprises a tracking code; tracking, at least partially by executing the tracking code by a user computer, user activities that are responsive to at least a portion of the downloaded web page content, wherein the tracking comprises generating user activity information; compressing and buffering a portion of the user activity information; and transmitting to a tracking entity, at least a compressed portion of the user activity information when a first transmission criterion is fulfilled. |
| US10749972B2 |
Method for locating a service and method for proposing a service and corresponding communication network devices, system, computer readable program products and computer readable storage mediums
The present disclosure relates to a method for locating a service, to be performed in a device belonging to a network of communication devices. According to an embodiment, the method includes checking an availability of the service on the network, when the service is not available on the network, obtaining an installation requirement representative of a capacity required from a candidate device for an installation of the service on the candidate device, sending the obtained installation requirement on the network, receiving an indication of a compliance, of a candidate device of the network, to the installation requirement, sending an order of installation of the service to the candidate device according to the indication of compliance. The present disclosure relates to corresponding proposing method, devices, system, computer readable program products and computer readable storage mediums. |
| US10749971B2 |
Virtual private network gateway management
Techniques for intelligently managing a virtual private network (VPN) gateway in a cloud computing system are disclosed herein. In one embodiment, an instance of a VPN gateway can query whether a logic lock on a network address is maintained by another instance via periodic renewal. In response to receiving a query result indicating that a logic lock on the network address is lost by the another instance, the instance can migrate a VPN connection originally handled by the another instance from the another instance to the instance such that a private network is connected to the instance via the migrated VPN connection to reduce downtime for accessing computing resources in the cloud computing system. |
| US10749969B2 |
Content presentation using a device set
When a user of a device set requests a presentation of a content item, the presentation is often carried out on the device with which the user initiated the request, or a different device that the user specifically chooses. The resulting presentation may exhibit lower quality than if the content item were presented using a different device of the device set, but the user may be unaware of the relative merits of the devices, or unwilling to perform the actions to transfer the presentation to a different device. Instead, an automated comparison of the device properties of the devices with the content properties of the content item may inform an automated identification, and recommendation to the user, of an alternative device that is more suitable for presenting the content item. If the user accepts the recommendation, the presentation of the content item may be transferred to the recommended device. |
| US10749964B2 |
System and method for contextual communication
A system and method for facilitating contextual communications that includes creating a contextual resource that is initially associated with at least at first communication session; receiving an incoming communication request and establishing a second communication session; associating the second communication session with the contextual resource; setting contextual information of the contextual resource; performing at least one contextual communication action. |
| US10749963B2 |
Method and apparatus for controlling internet of things devices
A method and an apparatus for controlling internet of things devices. The method includes: receiving a control instruction configured to control the internet of things devices and sent by a control application, where the control instruction includes an identification number of the control application and identification numbers of a plurality of internet of things devices; determining, according to the control instruction, whether the control application has authority to access the internet of things devices; sending the control instruction to the internet of things devices to enable the internet of things devices to execute the control instruction when it is determined that the control application has the authority to access the internet of things devices. Compared to a case where each internet of things device is corresponding to a control application specific thereto, efficiency of control of an intelligent terminal over the internet of things devices is improved. |
| US10749962B2 |
Cloud gateway for industrial automation information and control systems
A cloud gateway for coupling an industrial system to a cloud platform is provided. The cloud gateway collects data from one or more industrial controllers, meters, sensors, or other devices comprising an industrial automation system. The cloud gateway optionally performs additional transformations on the data to add context, summarize, filter, reformat, and/or encrypt the data. The cloud gateway then sends data to a cloud platform for use by one or more cloud-based applications or services. The cloud gateway can facilitate cloud-based data collection from both fixed-location and mobile industrial systems. The cloud gateway can also support store-and-forward logic, allowing industrial data to be temporarily stored in local storage in the event that communication between the cloud gateway and the cloud platform is disrupted. |
| US10749952B2 |
Network based operation of an unmanned aerial vehicle based on user commands and virtual flight assistance constraints
Embodiment includes of a method and a system of network based operation of an unmanned aerial vehicle is disclosed. One system includes a drone user machine, a drone control machine, and a drone control console. The drone control machine is interfaced with the drone user machine through a network. The drone control machine is interfaced with a drone through the drone control console. The drone control machine operates to receive user commands from the drone user machine through the network, and generate drone control commands which are provided to the drone control console for controlling the drone, wherein the drone control commands are generated based on the user commands, and based on virtual flight assistance constraints. |
| US10749947B2 |
Method and apparatus for signaling of buffer content in a peer-to-peer streaming network
Methods, devices and computer program products for facilitating the selection of a sourcing peer in peer-to-peer (P2P) streaming environment are disclosed. These methods allow peers to select candidate source peers in an informed manner with low overhead and minimized complexity. These and other features are accomplished by signalling detailed information regarding the buffer contents to one or more requesting peers. This information includes the presence or absence of requested content segments and a listing of gaps in the requested content segments, which allow the requesting peers to select an appropriate sourcing peer. The selection of a sourcing peer is also effected by considering network connectivity and/or network congestion status between the sourcing and the requesting peers. |
| US10749946B2 |
Deployment of a network resource based on a containment structure
A system for provisioning resources within a computer network includes a processor and a memory. The memory stores instructions executable by the processor to cause the processor to identify a set of properties associated with a resource type based on a configuration item representative of a resource within a configuration management database (CMDB), determine a subset of the set of properties based on one or more deployment rules, wherein the subset of the set of properties comprises one or more properties of a parent configuration item of the configuration item, and provision, via a deployment agent, a new resource of the computer network, wherein the new resource has the subset of the set of properties. |
| US10749944B2 |
Systems and methods to improve the performance of a network by more efficient virtual network resource allocation
A system and method for defragmentation of a VNF deployment in a virtual resource pool including implementing a VNF demand in an available VNF capacity, incorporating the implementation of the VNF demand in the deployed VNF capacity, obtaining improvement parameter data from the deployed VNF capacity, providing the improvement parameter data to a deployment improvement application; and redeploying the implementation of the VNF demand into the groomed VNF capacity, wherein the groomed VNF capacity comprises VNF capacity that improves network resource allocation. |
| US10749941B2 |
Synchronized release of resources used in deferential cloud services
A method is provided of using a set of servers to provide deferential services that have a pre-negotiated time for notice to release the servers. The method includes defining a virtual checkpoint frame interval that is constrained to a duration of up to half of the pre-negotiated time for notice to release the servers. The method includes collecting packets and transactions occurring during the interval that are processed by a current server. The method includes, responsive to an end of the interval, (i) writing, to a shared state database, a state of processing of the packets and transactions occurring during the interval, and (ii) releasing the packets and transactions occurring during the interval. The method includes copying the packets and transactions occurring during the interval, and the state, from the current server to another server for subsequent processing, responsive to an indication of an instance loss on the current server. |
| US10749940B2 |
Distributed load processing using drift-based dynamic clusters of internet of things devices
For distributed processing using drift-based dynamic clustering of Internet of Things (IoT) devices, at a central device, a data source to be used for processing a workload is determined. A set is selected of devices operating within a threshold distance from the data source at a first time. A first subset of the set of devices is selected to form a cluster of devices. Each device in the first subset satisfies a clustering condition. A first device in the first subset is instructed to configure an application at the first device to participate in the cluster and process the workload. From a performance check on the first device, a change is discovered in a performance metric. In response to the change resulting from an increased demand for a computing resource at the first device, the first device is replaced with a second device from the first subset. |
| US10749939B2 |
Application monitoring for cloud-based architectures
An example system may include one or more collectors and an analyzer. The one or more collectors receive a plurality of data streams that include operational data for a plurality of application nodes. The plurality of data streams are captured and provided by a plurality of meters deployed on at least one cloud computing platform to respectively meter the plurality of application nodes. The analyzer processes the plurality of data streams to generate real-time performance data for a first application of a plurality of applications and generates, based on the real-time performance data for the application instances, statistics for data flows between components of the first application. The analyzer generates comparative statistics on the performance of the first application relative to the performance of the plurality of applications hosted, and reallocated, based on the comparative statistics, resources for the performance of the first application. |
| US10749937B2 |
Machine learning using collaborative editing data
A method may include identifying a first set of objects that are part of a document, the document created by an application, and the first set of objects placed in the document by a first user; based on the first set of objects, determining an intent of the first user for the document; automatically adding, by the application, a second set of objects to the document according to the intent; and configuring permissions of the document to allow collaborative editing within the application between the first user and a second user to add a third set of objects to the document. |
| US10749936B1 |
Managing communications having multiple alternative destinations
Techniques are described for managing communications between computing nodes of a computer network. In some situations, multiple computing nodes of a provided computer network may share a single virtual network address, and communications sent to that single virtual network address by other computing nodes may be managed in various manners. For example, the multiple computing nodes sharing the single virtual network address may be part of a pool of alternative destinations associated with the single virtual network address, and particular computing nodes from the pool may be selected to receive particular communications sent to the single virtual network address. Pools of multiple related computing nodes may also be identified and monitored in various manners. In some situations, the computing nodes may include virtual machine nodes hosted on one or more physical computing machines or systems, such as by or on behalf of one or more users. |
| US10749935B1 |
Systems and methods for electronic file transfer
A method for electronic file transfer having user coordinated electronic device recognition of at least two mobile devices in close proximity using a one touch simultaneous action on the software interface, contextual user preference, and secure real-time approvals by users for transfer or exchange of digital material between mobile devices using host server, database storage, and backups of transfer material. |
| US10749934B1 |
Removable hardware for increasing computer download speed
A printed circuit board assembly (PCBA) configured for increasing computer download speed on a conventional computing device is disclosed. The PCBA includes a printed circuit board (PCB) having a plurality of electrical components, a first communications bus for transferring data, a first power network for distributing power, a power connector configured for conductively coupling the first power network with a power network on the conventional computing device, at least one data connector for communicatively coupling with a communications bus on the conventional computing device, and a memory communicatively coupled with the first communications bus and conductively coupled with the first power network. The PCBA also includes a processor communicatively coupled with the first communications bus and conductively coupled with the first power network for receiving a download command from the conventional computing device, downloading the corresponding file into the memory, and transferring the corresponding file to the conventional computing device. |
| US10749925B1 |
Video streaming optimization for quick start of video display
Methods, systems, and computer programs are presented for streaming a video. One method includes an operation for initializing, at a client device, a hypertext transfer protocol (HTTP) server for processing streaming video requests from a streaming video application. Further, the method includes an operation for receiving a bundle that includes bundle files, which include manifest files of a manifest for streaming a video and video files having video data. The method further includes operations for caching the bundle files in memory, and for intercepting, at the HTTP server, a request for a file from the streaming video application. When the file is cached in the memory, the file is returned from the memory; otherwise, the HTTP server acts as a proxy by forwarding the request to a video server and then returning the file to the streaming video application after the file is received from the remote server. |
| US10749919B2 |
Reception device, reception method, transmission device, and transmission method for distributing signaling information
There is provided a reception device including a signaling template acquisition unit for acquiring a LLS signaling template in order to generate LLS signaling information transmitted in LLS and a SCS signaling template in order to generate SCS signaling information transmitted in SCS, a differential information acquisition unit for acquiring LLS differential information applied to the LLS signaling template to generate the LLS signaling information, and SCS differential information applied to the SCS signaling template to generate the SCS signaling information, and a signaling information generation unit for applying the LLS differential information to the LLS signaling template thereby to generate the LLS signaling information, and applying the SCS differential information to the SCS signaling template thereby to generate the SCS signaling information. |
| US10749914B1 |
Method and system for enabling a communication device to remotely execute an application
A communication system capable of enabling one or more communication devices to remotely execute one or more applications includes one or more communication devices that are coupled to a data connection. At least one of the one or more communication devices is operable to communicate a request to establish a communication session over the data connection. The system also includes one or more application servers that are coupled to the data connection. At least one of the one or more application servers is adapted to execute an application to establish the requested communication session with the at least one communication device. The at least one application server resides at a location remote from the at least one communication device. The at least one application server communicates a request for processing service to the at least one communication device. The request for processing service is communicated to the at least one communication device over the data connection. |
| US10749905B2 |
System, method, and computer program providing security in network function virtualization (NFV) based communication networks and software defined networks (SDNS)
A system, method, and computer program product are provided for providing security in Network Function Virtualization (NFV) based communication networks and Software Defined Networks (SDNs). In use, a system implements one or more network changes or security configuration changes to an NFV based communication network or a SDN to change an attack surface. In one embodiment, implementing the one or more network changes or security configuration changes to the NFV based communication network or the SDN may occur periodically to change the attack surface. In another embodiment, implementing the one or more network changes or the security configuration changes to the NFV based communication network or the SDN to change the attack surface may occur based on detection of a malicious event or a suspicious event. |
| US10749904B2 |
Programming a data network device using user defined scripts with licenses
Provided are methods and systems for configuring a network device with user-defined instruction scripts. The method may commence with receiving a request for a network session between a client device and a server. The method may further include receiving a user-defined class and a user-defined object configuration. The user-defined class and the user-defined object configuration may include the user-defined instruction scripts provided by a user of the client device. The method may further include instructing an object virtual machine to generate at least one user-defined object based on the user-defined class and the user-defined object configuration. The method may continue with instructing an object virtual machine to generate at least one user-defined object based on the user-defined class and the user-defined object configuration. |
| US10749902B2 |
Method and apparatus for organizing elements of a server application in a client-server system
A distributed computing system includes a plurality of servers, each server comprising a processor to process computing treatments and a memory system to record and save graphs. The system also includes means of routing between servers and an interface server to treat requests from a plurality of users' equipment. Servers are organized in N layers of servers, building together a group of servers. Servers from a same layer present a ring topology, and each server has a communication protocol with the following server in the ring of the group of machines. The system also includes communication means with the routing server. |
| US10749901B2 |
Associating a policy-based firewall with a dynamic DNS hostname
Various embodiments of the invention disclosed herein provide techniques for associating a firewall policy with a dynamic domain name system (DNS) hostname. A policy configuration portal transmits a first request to a names server to translate a first hostname into a corresponding network address. The policy configuration portal receives a first network address from the names server in response to the first request. The policy configuration portal determines that the first network address is different than a second network address that is currently associated with the first hostname. The policy configuration portal associates the first network address with the first hostname. The policy configuration portal modifies a firewall policy configuration associated with the first hostname to include the first network address. At least one advantage of the disclosed techniques is that a firewall policy can be implemented for a residential home or small business that employs dynamic IP addressing. |
| US10749896B2 |
Method and system for determining a readiness of a computer network of an organization to denial of service (DoS) attacks
A method, a system, and a computer readable medium for determining a readiness of a computerized network against distributed denial of service (DDoS) attacks are provided herein. The system may include: an interface configured to obtain properties characterizing the computerized network; a knowledge base containing a plurality of rules taking into account DDoS risks and best practice related thereto; and a computer processor configured to: analyze the properties using the knowledge base to yield an analysis; and determine a readiness of the computerized network against DDoS attacks, based on the analysis. In some embodiments, the properties are obtained by analyzing a filled-in questionnaire relating to the computerized network under test. In other embodiments, these properties are automatically derived from databases containing data pertaining to the computerized network. |
| US10749892B2 |
Automatic detection of points of compromise
Techniques described herein include determining, for each account of several accounts, an element blame score (EBS) for each potential point of compromise (POC) of a plurality of POCs. Determining the EBS includes: representing the determinations as a computer computational matrix operation, dividing a matrix of the operation into blocks, and distributing the blocks among nodes for distributed computation. The method further includes determining an overall compromise blame score (OCBS) for each potential POC based on the determined EBS and determining whether the OCBSs have converged. If the OCBSs have converged, select at least one of the potential POCs as a likely POC based at least on the corresponding OCBS of the selected likely POC. If the determined OCBSs have not converged, updating the OCBS for each potential POC and the EBSs for each potential POC. |
| US10749891B2 |
Valuing cyber risks for insurance pricing and underwriting using network monitored sensors and methods of use
Systems and methods for electronic network threat analysis and remediation using network monitored sensors are provided herein. An example system includes one or more network devices deployed within a network or networks to collect entity information and to monitor network data and traffic of the network or networks that is related to security information. The network or networks include computing systems that are subject to a security risk policy having breach parameters defining one or more events that are indicative of an electronic threat.A threat analyser and threat assessment system are used to automatically detect occurrence of one or more of the events that are indicative of an electronic threat, automatically determine the breach parameters that apply for the one or more events that occurred, and generates a remediation of network security device security parameters for the network or networks based upon predicted losses arising from observed electronic threats. |
| US10749888B2 |
Prerequisite quantitative risk assessment and adjustment of cyber-attack robustness for a computer system
Aspects of the disclosure relate to assessing and adjusting robustness to cyber-attacks of a computer system. The capability of defending against cyber-attacks by cyber-tools (via protection methods) is mapped to one or more attack vectors. One or more cyber-tools may be activated based on the capability mapping. Based on protection data generated by the computer system, an assessment computing device determines a cyber-robustness metric for the one or more cyber-tools and may invoke a reconfiguration of the cyber-tools to increase the cyber-robustness of the computer system. A machine learning machine may process the protection data, such as log data, to detect one or more patterns to determine an effectiveness of the activated cyber-tools. With some embodiments, the machine learning machine groups the protection data using a subset of variables and forms meta structures from the subset. |
| US10749887B2 |
Assessing security risks of users in a computing network
Various embodiments assess security risks of users in computing networks. In some embodiments, an interaction item is sent to an end user electronic device. When the end user interacts with the interaction item, the system collects feedback data that includes information about the user's interaction with the interaction item, as well as technical information about the electronic device. The feedback is compared to a plurality of security risk scoring metrics. Based on this comparison, a security risk score for the user with respect to a computing network. |
| US10749878B2 |
Communication system, count value synchronization method, and count value synchronization program product
A communication system includes multiple nodes connected with each other. Each of the multiple nodes generates a message authentication code using a count value of a counter. The multiple nodes include a transmission node and a reception node. The count value of the counter is includes a high-order count value and a low-order count value. In the transmission node, a normal message generation portion generates a normal message to include a transmission data, the low-order count value, and the message authentication code, and a synchronization message generation portion generates a synchronization message. In the reception node, a message verification portion verifies the received normal message, a resynchronization request portion transmits a resynchronization request of the counter to the transmission node, and a count value update portion updates the high-order count value stored in the reception count value storage portion when the synchronization message is received. |
| US10749877B1 |
Performing a security action in response to a determination that a computing device is lost or stolen
In response to a computing device of a user being reported as lost or stolen, various steps associated with security for the computing device are performed. In one approach, a database is marked to indicate that the computing device is lost or stolen. Applications that are installed on the lost or stolen computing device are determined, and a security action is selected based on this determination. In some cases, the selected security action reduces or denies service to the computing device, and/or blackholes traffic to or from the installed application. A service provider associated with the installed application is determined, and a notification is sent to the service provider. The notification indicates the installed application, and that the computing device of the user has been lost or stolen. |
| US10749870B2 |
Adaptive device enrollment
Examples described herein include systems and methods for dynamically determining enrollment requirements and enrolling a user device into a management system. The systems and methods can differ based on the type and version of operating system executing on the user device. With some operating systems, enrollment can be completed through a single application that performs other functionality, such providing single-sign-on access to enterprise resources. With other operating systems, enrollment can be completed by pausing the first application and requiring installation of an agent application to complete enrollment. The determination of how and when to enroll a user device can be done automatically and can be based on an organizational group to which the user belongs. |
| US10749867B1 |
Systems and methods for device detection and registration
The system and methods described herein can detect and register devices. One or more processors receive a device identifier of a first device. The device identifier of the first device is authorized responsive to performing a lookup in a first set of databases using the device identifier. The processors receive a record of an event corresponding to the device identifier, the record including the device identifier, a first value associated with the device identifier, and a first event identifier identifying the event. The processors store a first entry identifying the device identifier, the first value, the first event identifier, a specification of the first device, and a first status indicating the first device is authorized. The processors assign the device identifier of the first device to a first group of the plurality of groups. The processors provide data corresponding to the first device and the first status. |
| US10749866B2 |
Communication system, non-transitory computer-readable recording medium storing computer-readable instructions for registration mediating server, and non-transitory computer-readable recording medium storing computer-readable instructions for service providing server
A registration mediating server may send to a function mediating server a first authentication information request, receive from the function mediating server first authentication information, send to the function mediating server an execution information request, receive from the function mediating server specific execution information, and send to a specific server communication information including the first authentication information and the specific execution information. The specific server may register the communication information, receive from a sound input device a first function execution request, extract the first authentication information and the specific execution information, and send to the function mediating server a second function execution request including related information which is related to the extracted specific execution information by using the first authentication information. The function mediating server may send a function execution instruction to a function executing device by using the related information. The function executing device may execute a function. |
| US10749864B2 |
System and method for speaker recognition on mobile devices
A speaker recognition system for authenticating a mobile device user includes an enrollment and learning software module, a voice biometric authentication software module, and a secure software application. Upon request by a user of the mobile device, the enrollment and learning software module displays text prompts to the user, receives speech utterances from the user, and produces a voice biometric print. The enrollment and training software module determines when a voice biometric print has met at least a quality threshold before storing it on the mobile device. The secure software application prompts a user requiring authentication to repeat an utterance based at least on an attribute of a selected voice biometric print, receives a corresponding utterance, requests the voice biometric authentication software module to verify the identity of the second user using the utterance, and, if the user is authenticated, imports the voice biometric print. |
| US10749854B2 |
Single sign-on identity management between local and remote systems
Single sign-on identity management between local and cloud-based systems is provided. A remote or cloud-based authentication endpoint is registered as a local device, service or resource in a user's local directory services system. A local device and associated user requesting access to cloud-based resources will then see the authentication endpoint as an internal (inside the enterprise) server and may supply an authentication ticket which includes on-premises log-in or sign-on identity for the user. The remote or cloud-based authentication endpoint may then validate the authentication ticket, and the user may then access devices, applications and services operated in association with the remote or cloud-based authentication endpoint without a second or separate log-in or sign-on and without use of additional authentication equipment at the user's enterprise network. |
| US10749851B2 |
Network monitoring method and device
A system includes at least one of first devices respectively including a first memory and a first processor, and a second device including a second memory and a second processor. The first processor is configured to extract a credential from first communication data between a terminal device and an issuing device which issues the credential to the terminal device, and store the credential and a user account of the credential in the first memory. The second processor is configured to obtain, from the first device, the user account corresponding to the credential extracted from second communication data, the second communication data corresponding to an authentication request from the terminal device to a providing device which processes a remote operation by the terminal device, and record remote operation data extracted from third communication data from the terminal device to the providing device and the user account in the second memory. |
| US10749843B2 |
One-click reputation adjustment
In an example, there is disclosed a monolithic reputation update on a data exchange layer (DXL). According to one embodiment, designating a set of objects as good or bad can be achieved via a single administrative action by leveraging persistent client initiated connections to the DXL framework. This may enable communication of the reputation updates across a heterogeneous infrastructure, including systems potentially unreachable by the server, such as those behind a firewall or NAT. |
| US10749836B2 |
Slave device for performing address resolution protocol and operating method thereof
A slave device includes a first port assigned an address resolution protocol (ARP) address, a plurality of second ports and corresponding endpoints, and a controller configured to receive first commands including the ARP address from the host through the first port, assign slave addresses to the endpoints based on the first commands to enable the second ports to communicate with the host, receive a second command including one of the slave addresses through a corresponding one of the second ports, perform an operation based on the second command to generate a result, and provide a result of the operation to the one second port. |
| US10749831B2 |
Link with permission protected data preview
Aspects of the present disclosure relate to systems and methods for providing a preview of protected content in a user interface to an email client. An email client may receive an email message including a uniform resource locator (URL) linked to at least one item stored in a data service. The email client may send the URL to an email server to determine whether a recipient of the URL has permissions to the at least one item stored in the data service. When it is determined that the recipient of the URL has permissions to the at least one item stored in the data service, content for a permission protected preview of the at least one item may be received at the email client. The email client may render the permission protected preview of the at least one item in a user interface to the email client. |
| US10749830B2 |
System and method for regulating electronic message transmissions
Systems and methods for regulating electronic messages transmissions. A message delay system is disposed between one or more first entities and a second entity within at least one network. Electronic messages are received from among at least one the first entities and the second entity at one or more message arrival times. A message delay component applies a delay to each received electronic message, based on a predefined delay time common to all of the first entities and a first entity delay offset associated with a first entity that is associated with the received message. The first entity delay offset is based on a geographical origin of the first entity relative to a geographical origin of the second entity. Each delayed message is transmitted to a designated recipient via the network, where the designated recipient is among the second entity and the first entities. |
| US10749827B2 |
System and method for inmate notification and training in a controlled environment facility
A messaging system for relaying messages to groups of inmates located in one or more controlled-environment facilities. The system receives a message from a user and a recipient designation identifying those inmates designated for receiving the message. The system performs a content check of the message or requests administrator authorization of the message, and then packages the message in a format designated by the facility. The packaged message includes the message itself, and also recipient information and other delivery information. The message may be packaged uniquely according to facility specifications. At the facility, the received message is unpacked. Recipients are identified from the recipient designation in the message, and delivery methods are retrieved for each of the intended recipients. Delivery of the message is then carried out, at a time designated in the message, according to the retrieved delivery methods. |
| US10749825B2 |
Email cost analytics
Content of an email message may be analyzed, using natural language processing (NLP), to determine a subject matter of the email message. A cost estimate may be generated for sending the email message based on at least the subject matter of the email message. The cost estimate may be compared to a cost threshold. The cost estimate may be determined to exceed the cost threshold, based on the comparing. |
| US10749823B1 |
Geospatial chat bot using natural language processing
Use of a chatbot interface to display maps, representing geographic areas, according to user specifications. In some embodiments, a user can enter commands through the geospatial chatbot to specify what geographic area is displayed on a map display (for example, user commands successive maps that zoom in, or out, to specified geographic area). In some embodiments, the user can specify through the geospatial chatbot what map attributes are displayed on the map (for example, restaurants, fires, schools, homes for sale, roads, elevation indication lines, isotherms, etc.). In some embodiments the user can filter, through the geospatial chatbot, map attributes to be within a specified value range (for example, only restaurants that take credit cards). |
| US10749822B2 |
Chat bot conversation manager
The present disclosure involves systems, software, and computer implemented methods for tracking of a conversation and management of multi-channel, multi-interaction customer conversations across multiple chat bots. One example system includes operations to receive a first signal comprising a first set of conversational input received via interactions with a conversational interface from a client device, the conversational interface associated with a plurality of chat bots and manages interactions between the client device and the plurality of chat bots. The received conversational input is analyzed to determine a context of the received conversational input based on characteristics of the received conversational input. A request is transmitted to an identified first chat bot associated with the determined context and a response is received from the identified first chat bot. The response is transmitted to the client device for presentation. |
| US10749817B2 |
High-density, fail-in-place switches for computer and data networks
A structure for a network switch. The network switch may include a plurality of spine chips arranged on a plurality of spine cards, where one or more spine chips are located on each spine card; and a plurality of leaf chips arranged on a plurality of leaf cards, wherein one or more leaf chips are located on each leaf card, where each spine card is connected to every leaf chip and the plurality of spine chips are surrounded on at least two sides by leaf cards. |
| US10749815B2 |
Technologies for context-aware dynamic bandwidth allocation
Technologies for context-aware dynamic bandwidth allocation include a network compute device configured to collect context inputs from a plurality of compute devices communicatively coupled to the network compute device. The network compute device is further configured to identify a context of each compute device based on the collected context inputs and determine a bandwidth priority for each compute device based on the identified context. Additionally, the network compute device is configure to determine an amount of bandwidth from a total available bandwidth to allocate to the compute device based on the determined bandwidth priority and update a moderated bandwidth allocation policy to reflect the determined amount of bandwidth allocated to the compute device. Other embodiments are described herein. |
| US10749813B1 |
Spatial-temporal cloud resource scheduling
A scheduler module receives a first allocation request for a given amount of a resource in a cloud computing platform that an application program currently needs. The scheduler module allocates the given amount of the resource to the application program for a first time slot. The given amount of allocated resource is received back at the scheduler module upon expiration of the first time slot for subsequent allocation. The scheduler module receives a second allocation request for a given amount of a resource that an application program currently needs. The scheduler module allocates the given amount of the resource to the application program for a second time slot. The given amount of allocated resource is received back at the scheduler module upon expiration of the second time slot for subsequent allocation. |
| US10749812B2 |
Dynamic network flows scheduling scheme in data center
The present invention relates to Data Center Network (DCN) flow scheduling scheme. It provides a dynamic scheduling algorithm and a hybrid of centralized and decentralized scheduling system to improve the performance of DCN and data parallel application. The scheduling system uses a central controller to collect the real-time bandwidth of each node, and schedule the priority as well as transmission rate of each network flow set combined by application context (Coflow [1]). The centralized scheduling avoids a sophisticated system design and hardware (switch) modification to comparing with full decentralized solutions. The combination of centralization and decentralization decreases the average completion time of Coflows, and eventually improve the performance of data parallel applications. |
| US10749810B2 |
Methods and apparatus for providing timing analysis for packet streams over packet carriers
A network device such as a router or switch, in one embodiment, includes a timing analyzer which is capable of providing timing analysis over one or more network circuits. The timing analyzer, in one aspect, receives a data packet traveling across a circuit emulation service (“CES”) circuit such as T1 or E1 circuit. Upon obtaining an arrival timestamp associated with the data packet, the arrival timestamp is stored in a timestamp buffer in accordance with a first-in first-out (“FIFO”) storage sequence. After identifying the oldest arrival timestamp in the timestamp buffer, an offset is generated based on the result of comparison between the arrival timestamp and the oldest timestamp. The timing analyzer can also be configured to generate timing reports on-demand based on generated offset(s). |
| US10749807B2 |
Wireless network optimization
Methods and apparatuses are provided for optimizing a wireless network. A description of a traffic incident is received. An impact area is generated from the description. A geographic polygon is generated based on the impact area. The network usage of the geographic polygon is determined. A message including the network usage for the geographic polygon may be transmitted to a mobile network operator. |
| US10749805B2 |
Statistical collection in a network switch natively configured as a load balancer
In an example, there is disclosed a network apparatus for providing native load balancing within a switch or router, including a first network interface operable to communicatively couple to a first network; a plurality of second network interfaces operable to communicatively couple to a second network; one or more logic elements comprising a switching engine operable for providing network switching or routing; and one or more logic elements forming a load balancing engine operable for receiving incoming network traffic via the first network, the incoming traffic having a destination internet protocol address (IP) corresponding to a virtual IP (VIP) designated for load balancing; assigning the incoming traffic to a traffic bucket associated with the second network; and logging the assigning; wherein the switching engine and load balancing engine are configured to be provided on the same hardware as each other and as the first network interface and plurality of second network interface. |
| US10749801B2 |
Installation of routing tables for logical router in route server mode
Some embodiments provide a method for a network controller operating on a host machine that hosts a particular one of multiple centralized routing components for a logical router. The method receives a routing table from a routing protocol application operating on the host machine. Each of the other centralized routing components operates on a different host machine and implements a different interface of the logical router that connects to at least one physical router external to the logical network. The routing protocol application operates as a router server for all of the centralized routing components. For each of the other centralized routing components, the method identifies a set of routes in the routing table to distribute to the centralized routing component. The method sends the identified routes for each centralized routing component to the centralized routing component. |
| US10749798B2 |
System, device, and method of deploying layer-3 transparent cloud-based proxy network element
System, device, and method of deploying layer-3 transparent cloud-based proxy network element. A virtual network function is defined between a west-side router and an east-side router. A west-side interface receives east-bound traffic from a west-side Virtual LAN. East-bound queries from the west-bound router, are intercepted and responded to by the west-side interface, the response indicating the MAC address of the west-side router instead of the east-side router. The system enables the virtual network function to transparently intercept network traffic, and to selectively apply to such traffic one or more network functions or operations, prior to forwarding the traffic or a modified version thereof to the east-side router, in a Layer-3 transparent manner. |
| US10749797B2 |
Service label routing in a network
Aspects of the present disclosure involve systems, methods, computer program products, and the like, for implementing and utilizing one or more service labels in a Multiprotocol Label Switching (MPLS) network for delivery service through the network. The general, the service label acts to instantiate a service tunnel between two or more devices of the network, such as between a service or provider edge device and a metro device of the network. The service label is unique and arbitrary label per service to a network device. Once the service tunnel is established between the devices, one or more Internet Protocol (IP) or Ethernet services can be multiplex over the service tunnel to the network device. Also, one or more service labels (tunnels) can be established between any two or more network devices to allow for greater flexibility and scale. |
| US10749791B2 |
System for rerouting electronic data transmissions based on generated solution data models
Embodiments of the present invention provide a system for rerouting electronic data transmissions based on generated solution data models. The system is typically configured for generating one or more solution data models comprising a plurality of asset systems and a plurality of users and storing the one or more solution data models in a model database, determine occurrence of an event associated with at least a first asset of the plurality of asset systems, extracting a first solution model associated with the first asset from the model database, determining one or more asset systems connected with the first asset based on the one or more relationships, identifying electronic data transfer jobs associated with the first asset and the one or more asset systems, and cancelling the electronic data transfer jobs associated with the first asset and the one or more asset systems. |
| US10749789B2 |
Method and system for inspecting broadcast network traffic between end points residing within a same zone
A method and system for inspecting broadcast network traffic between end points residing within a same zone. Specifically, the method and system disclosed herein entail the provisioning of unique forward-service and reverse-service virtual network identifiers (VNIs), and corresponding virtual layer-2 (VL2) forward-service and reverse-service broadcast domains, respectively, to communications originating from and destined to intercept hosts. |
| US10749787B2 |
Method for optimal path selection for data traffic undergoing high processing or queuing delay
Described embodiments provide systems and methods for path selection proportional to a penalty delay in processing packets. A server-side intermediary may identify a delay penalty for processing packets of a server destined for a client. The server-side intermediary may be in communication via links of different latencies with a client-side intermediary. The server-side intermediary may select a second link with a latency that deviates from the lowest latency of a first link by the delay penalty. The server-side intermediary may transmit, to the client-side intermediary, duplicates of the packets via the selected second link with information indicating to hold the duplicates at the client-side intermediary. The server-side intermediary may receive an indication to drop or send the duplicates to the client. The server-side intermediary may transmit the indication to the client-side intermediary to drop or send the duplicates according to the indication. |
| US10749786B2 |
Path optimization based on reducing dominating set membership to essential parent devices
In one embodiment, a method comprises identifying, by a path computation element, essential parent devices from a nonstoring destination oriented directed acyclic graph (DODAG) topology as dominating set members belonging to a dominating set; receiving, by the path computation element, an advertisement message specifying a first dominating set member having reachability to a second dominating set member, the reachability distinct from the nonstoring DODAG topology; and generating, by the path computation element based on the advertisement message, an optimized path for reaching a destination network device in the nonstoring DODAG topology via a selected sequence of dominating set members, the optimized path providing cut-through optimization across the nonstoring DODAG topology. |
| US10749782B2 |
Analyzing servers based on data streams generated by instrumented software executing on the servers
An instrumentation analysis system processes data streams received from servers executing instrumented software. The system determines a set of servers that satisfy a given criteria, for example, a set of servers with high resource utilization. The set of servers may be determined by the system based on triggers or specified by a user. The system analyzes properties of servers to determine a property that characterizes the set of servers. The property characterizing the servers is provided to users via a user interface or alerts for further analysis, for example, to analyze the cause of high resource utilization. |
| US10749781B2 |
Setting device, setting method, recording medium to which setting program is recorded, communication system, client device, and server device
Provided is a setting device and the like with which correct estimation of a communication band is possible. The setting device 101 has a transmission unit 102 that, on the basis of a first timing at which a first information processing device 401 transmits to a second information processing device 402 a first signal for measuring a communication band which pertains to a communication network 403, transmits to the second information processing device 402 a setting signal for setting a communication unit 407 of the second information processing device 402 to a communication-enabled state. |
| US10749779B2 |
Method and system for synchronization of node devices in a coaxial network
Method for synchronization of a MoCA network including a plurality of MoCA node devices (n0-n4) interconnected through a coaxial network. The method includes transmitting a reference signal from a first node device onto the coaxial network. The method further includes receiving a loopback signal from a further node device through the coaxial network, determining a time delay value (di,j) based on a time lapse (Ti,j) between transmitting the reference signal and receiving the loopback signal, and sending the time delay value to said further node device. |
| US10749773B2 |
Determining a location of optimal computing resources for workloads
Embodiments provide optimized deployment of workloads. A first workload to be deployed in at least one data center of a plurality of data centers is received. A first plurality of candidate data centers is selected from the plurality of data centers, and the first workload is deployed to each of the first plurality of candidate data centers. A first performance metric is collected from each respective data center of the first plurality of candidate data centers based on execution of the first workload deployed at the respective data centers, and a first optimal data center from the first plurality of candidate data centers is identified based on the first performance metrics. The first workload is removed from each of the first plurality of candidate data centers, other than the identified first optimal data center. |
| US10749772B1 |
Data reconciliation in a distributed data storage network
A computing resource monitoring service receives a command to read a metric pertaining to computing resources provided to the customer. The command may comprise a hash key for the metric. Based on the key, the service may select one or more data zones, each of the data zones comprising one or more storage nodes wherein metrics are stored. The service may be configured to obtain a schedule of storage nodes from the data zones in order to determine the active storage nodes based at least in part on the key. The service may receive a response comprising the metric from one or more storage nodes from the one or more active nodes based at least in part on the key. The service may apply agreement criteria to the responses. If the responses do not meet the criteria, the service may perform a reconciliation process to generate a compiled response. |
| US10749771B2 |
Extensible, secure and efficient monitoring and diagnostic pipeline for hybrid cloud architecture
Systems are provided for facilitating the disclosed methods for performing event storage and diagnostic processing within a hybrid cloud environment. Event records are gathered and batched at an on-premises server. The event records are also appended with correlation vector data that enables the event records to be correlated with other events. The batch of event record batches are signed with a security key associated with a cloud storage container and the on-premises server is restricted to writing the batch of event records to the container. In some instances, the size of the batch is based on a duration of time for collecting records, which can be adjusted to accommodate for missing data. |
| US10749770B2 |
Classification of IoT devices based on their network traffic
In one embodiment, a traffic analysis service obtains telemetry data regarding network traffic associated with a device in a network. The traffic analysis service forms a histogram of frequencies of the traffic features from the telemetry data for the device. The traffic features are indicative of endpoints with which the device communicated. The traffic analysis service associates a device type with the device, by comparing the histogram of the traffic features from the telemetry data to histograms of traffic features associated with other devices. The traffic analysis service initiates, based on the device type associated with the device, an adjustment to treatment of the traffic associated with the device by the network. |
| US10749766B1 |
Archival datastore for aggregated metrics
A computing resource monitoring service receives a request to store a measurement for a metric associated with a computing resource. The computing resource monitoring service determines an identifier for the measurement and, using the identifier, selects a logical partition for storage of the measurement. The computing resource monitoring service creates a measurement storage job that is added to a priority queue, specifying the location of the logical partition and an archival storage resource where the measurement is to be stored. This enables an aggregator system to obtain the measurement storage job and fulfill the request by storing the measurement within the archival storage resource. |
| US10749756B2 |
Channel training using a replica lane
Systems, apparatuses, and methods for utilizing training sequences on a replica lane are described. A transmitter is coupled to a receiver via a communication channel with a plurality of lanes. One of the lanes is a replica lane used for tracking the drift in the optimal sampling point due to temperature variations, power supply variations, or other factors. While data is sent on the data lanes, test patterns are sent on the replica lane to determine if the optimal sampling point for the replica lane has drifted since a previous test. If the optimal sampling point has drifted for the replica lane, adjustments are made to the sampling point of the replica lane and to the sampling points of the data lanes. |
| US10749752B2 |
Methods and systems for managing VPN tunnels
The present invention discloses methods and systems for managing VPN tunnels. A VPN concentrator establishes a first aggregated VPN connection and a second aggregated VPN connection with a rust host and a first network device respectively. When the first aggregated VPN connection comprises a first plurality of VPN tunnels, the VPN concentrator applies uplink and downlink bandwidth limits to each of the plurality of VPN tunnels. Similarly, when the second aggregated VPN connection comprise a second plurality of VPN tunnels, the VPN concentrator applies uplink and downlink bandwidth limits to each of the plurality of VPN tunnels. The first host encapsulates a first data packet in a first encapsulating packet and transmits the first encapsulating packet to a VPN concentrator using a first aggregated VPN connection. When the VPN concentrator receives the first encapsulating packet, the VPN concentrator decapsulates the first data packet from the first encapsulating packet and encapsulates the first data packet in a second encapsulating packet. The VPN concentrator then transmits the second encapsulating packet to a first network device using a second aggregated VPN connection. |
| US10749750B2 |
Method and system for virtual server dormancy
A method for providing a dormant state for content management servers is provided. Client devices are allowed to conduct transactions with servers when the servers are active. However, in a dormant state, the servers are not allowed to accept new transactions. Thus, by utilizing the dormant state, software upgrades can be made to one server at a time. Alternatively, all servers can be taken down for major upgrades, with the servers still operated in a read-only mode based on a file image from a point in time just prior to the shutdown. When the upgrade is completed, the servers can be returned to the active state. |
| US10749749B2 |
Automatic configuration of a wireless residential access network
A method (30) and system (10) for automatically configuring wireless local area network (WLAN) devices (21, 22, 23) of a wireless residential access network (20) is provided. An automatic authorization process initiated by an access point (21) is enabled by utilizing a back-end-network (40, 50) and results in the activation of a basic service set identifier (BSSID) based on which auto-pairing of at least one station (22) with the access point (21) is realized. An automatic authentication process of the at least one station (22) is enabled based on a comparison of an identification provided by the station (22) against a list of unique device identifiers installed in the access point (21) during the automatic authorization process. The authentication process results in granting or denying access to the residential access network (20) for the at least one station (22). |
| US10749747B1 |
Methods for managing network device configurations and devices thereof
Methods, non-transitory computer readable media, and configuration management server device that obtain, via one or more communication networks, configuration data from network devices. A portion of the configuration data obtained from one or more of the network devices is in a first native format and another portion of the configuration data obtained from another one or more of the network devices is in a second native format different from the first native format. The configuration data in the first and second native formats is converted into a common format. Stored configuration rules are applied to the converted configuration data in the common format to determine when at least one of the configuration rules has been violated. A notification including an indication of the configuration rule is generated and output, via an interactive dashboard graphical user interface (GUI), when the determination indicates that the configuration rule has been violated. |
| US10749742B2 |
Managing virtual port channel switch peers from software-defined network controller
Systems, methods, and computer-readable storage media for configuring a virtual port channel (VPC) domain. The disclosed technology involves determining that a first switch and a second switch are connected in a VPC domain, determining that the first switch is in a primary role, and determining a unique identifier for the first switch, a VPC portchannel number for the first switch, and an orphan port number for the first switch. Also, the first switch receives a unique identifier, a VPC portchannel number, and an orphan port number for the second switch. The first switch can associate the VPC portchannel number for the second switch and the VPC portchannel number for the first switch with a unified VPC portchannel number and create a first unique orphan port number for the first switch and a second unique orphan port number for the second switch. |
| US10749741B1 |
Methods and systems for auto-discovery of VXLAN VTEPs using PIM BSR
Described herein are systems and methods that provide for auto-discovery of VXLAN tunnel endpoints (VTEPs) using a protocol-independent multicast (PIM) bootstrap router (BSR). In one or more embodiments, a node may be configured via PIM messaging in which nodes of a network provide their candidate-rendezvous point (RP) advertisements send their information of candidate-RP to multicast group information to an elected BSR. The elected BSR consolidates the candidate-RP to multicast group information and propagates this information to nodes through PIM messages to all PIM routers in the network. In one or more embodiments, a node uses this information in combination with its local configuration mapping of VNIDs-to-multicast-group information to generate a remote VTEP-IP-(RP)-to-VNID mapping, which can be used to auto configure the node's VXLAN with remote-VTEP and VNI profiles in static VXLAN deployments. |
| US10749740B2 |
Deploying network-based cloud platforms on end equipment
The technique includes determining parameters of a cloud platform associated with an edge computing service associated with a network. The technique includes deploying the cloud platform, including configuring equipment external to the network and configuring equipment of the network. |
| US10749738B2 |
Method and apparatus for diagnosing network
A network diagnosis method and apparatus are disclosed. An operation method of a first communication node includes checking whether each of communication nodes connected to the first communication node are in a fault state based on a first message transmitted between the communication nodes and a first response message, which is a response to the first message and generating a diagnosis response message including identification information of the communication node that is in a fault state or normal state. Accordingly, network performance may be enhanced. |
| US10749736B2 |
Network operating system for managing and securing networks
Systems and methods for managing a network are described. A view of current state of the network is maintained where the current state of the network characterizes network topology and network constituents, including network entities and network elements residing in or on the network. Events are announced that correspond to changes in the state of the network and one or more network elements can be configured accordingly. Methods for managing network traffic are described that ensure forwarding and other actions taken by network elements implement globally declared network policy and refer to high-level names, independently of network topology and the location of network constituents. Methods for discovering network constituents are described, whereby are automatically configured. Routing may be performed using ACL and packets can be intercepted to permit host to continue in sleep mode. The methods are applicable to virtual environments. |
| US10749731B2 |
Facilitating secure communication between a client device and an application server
It is presented a method for facilitating secure communication between a client device and an application server. The method comprises the steps of: receiving a client request from the client device, the client request comprising a first fully qualified domain name, FQDN, for the application server, and at least a portion being bound for the application server; forwarding the client request to the application server; receiving an application server response from the application server, the application server response indicating a need to provide authentication; obtaining an original context identifier from an authentication server; generating a modified context identifier based on the original context identifier and a client identifier, being an identifier of the client device; generating a client specific shared key based on the first FQDN, the client identifier and a shared key which is not specific to the client device; and providing the modified context identifier, the client specific shared key to the client device to use for authentication with the application server. |
| US10749724B2 |
System and method for setting cyclic prefix length
A method for communicating in a wireless communications system includes receiving a trigger frame comprising scheduling information and a cyclic prefix indicator indicating a first length of a first cyclic prefix, wherein the trigger frame is received in accordance with the first cyclic prefix, determining a second length of a second cyclic prefix for a transmission in accordance with the scheduling information and the cyclic prefix indicator, and transmitting the transmission with the second cyclic prefix. |
| US10749723B2 |
Narrowband sinewave modulation system
A system and method for narrowband sinewave modulation. The system includes an input buffer for storing input digital data and a sub-periodic modulator for encoding the input digital data in a periodic waveform. The sub-periodic modulator encodes one or more bit values of the input digital data within each period of the periodic waveform. One or more digital-to-analog converters generate an encoded analog waveform from a digital representation of the periodic waveform wherein the encoded analog waveform is of a frequency f and a power P. The encoding is performed by the sub-periodic modulator such that any signal of frequency f′ resulting from the encoding is of a power P′ at least 50 dB less than power P, where f′ is offset from f by more than 25 Hz. |
| US10749719B2 |
Synchronization between an object and a reader contactlessly communicating by active load modulation
A method of contactless communication can be performed between an object and a reader using active load modulation. A synchronization process is performed between a first carrier signal transmitted by the reader and having a reference frequency, and a second carrier signal extracted from an output signal of a controlled oscillator of a digital phase-locked loop of the object. In the synchronization process, as long as a locking of the loop has not been detected, the frequency of the output signal of the oscillator is latched on a frequency that is a multiple of the reference frequency. Once the locking has been detected, the latching continues while controlling the oscillator with a second control signal generated from a second value obtained. |
| US10749717B2 |
Demodulator for pulse-width modulated clock signals
A demodulator for pulse-width modulated clock signals is disclosed. In one aspect, the demodulator includes an edge detector configured to detect transitions in a reference clock and output a signal indicative of timing of the detected transitions. The demodulator may also include a modulation detection circuit configured to identify modulation events of at least one pulse-width modulated pulse in the reference clock based on the signal output from the edge detector and output a signal indicative of the at least one pulse-width modulated pulse modulation event being identified. The demodulator may further include a retiming circuit configured to generate an output clock synchronized with the at least one pulse-width modulated pulse modulation event based on the signal output from the modulation detection circuit. |
| US10749716B2 |
Signal path linearizer
A signal path linearizer for PAM4 SerDes communications compensates (including pre-compensates) for signal path nonlinearities. The linearizer can be configured with first and second differential gm stages, the first differential gm stage to provide a DC gain, and the second differential gm stage to introduce a defined nonlinear adjustment in DC gain by adding to or subtracting from the DC gain of the first differential gm stage. The differential gm stages can be configured to generate a compensated PAM4 signal with the combined DC gain providing a nonlinear wideband gain adjustment to compensate for nonlinearities in the PAM4 signal path. Compensation range can be increased by selective degeneration, and the compensation region can be shifted by selectively introducing input offset(s). |
| US10749707B2 |
Method and apparatus for reproducing contents based on presentation time in automotive network
A method for operating a first communication node connected to an in-vehicle network is provided. The method comprises generating a header including a count field indicating a wraparound count for a presentation time of contents and a timestamp field indicating the presentation time, generating a payload field including the contents, and transmitting a frame including the header and the payload field to a second communication node connected to the in-vehicle network. |
| US10749704B2 |
Intelligent terminal remote controller-based internet-of-things control system and control method
An intelligent terminal remote controller-based internet-of-things control system and control method are disclosed. The control system includes at least two household electrical appliance hosts (1) and an intelligent terminal (2), remote controller software is included in the intelligent terminal (2) and in communication with a model database (9) of the intelligent terminal (2), the model database (9) is configured to store model number information and information of all functions of various household electrical appliance hosts to be controlled, the household electrical appliance host (1) includes an MCU control chip (7) storing model number information of a current household electrical appliance host, and a control system unit (5). The present invention allows invoking a back-end database through software and making recognition and judgment among control subjects, so as to solve the problem that the remote-control functions are different for different electrical appliances of different models. |
| US10749702B2 |
Multicast service translation in internet protocol television systems
Techniques are described for multicast service translation. A router can provide access to a particular source for an Internet Protocol Television (IPTV) channel that is most appropriate for the subscriber despite the subscriber requesting the IPTV channel from a different source. The most appropriate source can be identified based upon a bit rate or quality of service associated with the subscriber and/or a bit rate or quality of service associated with each of one or more alternate sources of the IPTV channel. The router can receive a request to join a multicast stream from a client device of the subscriber that identifies a source associated with an IPTV channel, identify a different source of the IPTV channel for that subscriber, and transmit a different join request destined to the different source. |
| US10749697B2 |
Electronic apparatus and control method thereof
An example electronic apparatus includes an information generator configured to generate information used to one function of a user terminal, a communicator configured to communicate with the user terminal, the server and a plurality of external apparatuses having a plurality of operation modes, and a controller configured to control the communicator: to attempt an access to the server at a first operation mode; in response to determining that the server is in a normal communication state based on the access attempt, to provide information generated by the information generator to the user terminal via the server; and in response to determining that the server is in a communication pending state based on the access attempt, to transmit a first mode changing signal for operating in a second operation mode, which restricts the access to the server, to at least one of the plurality of external apparatuses. |
| US10749695B2 |
Physical unclonable function for non-volatile memory
A system and method for utilizing a security key stored in non-volatile memory, and for generating a PUF-based data set on an integrated circuit including non-volatile memory cells, such as flash memory cells, are described. The method includes storing a security key in a particular block in a plurality of blocks of the non-volatile memory array; utilizing, in a security logic circuit coupled to the non-volatile memory array, the security key stored in the particular block in a protocol to enable access via a port by external devices or communication networks to data stored in blocks in the plurality of blocks; and enabling read-only access to the particular block by the security logic for use in the protocol, and preventing access to the particular block via the port. |
| US10749692B2 |
Automated certificate enrollment for devices in industrial control systems or other systems
A method includes receiving, from a device, (i) a certificate request for a certification authority and (ii) a first digital certificate. The certificate request is digitally signed by the first device, and the first digital certificate is stored in the device. The method also includes verifying, at the certification authority, the first digital certificate using a second digital certificate of another certification authority. The method further includes verifying a digital signature of the certificate request using the first digital certificate. In addition, the method includes, after verifying the first digital certificate and the digital signature, transmitting a second digital certificate to the device. |
| US10749689B1 |
Language-agnostic secure application development
The disclosed technology for a hardware system to access a secure backend system uses non-volatile memory to hold encrypted secrets, volatile memory to hold decrypted secrets ready for use, a keys-for-all (K4A) server, and app servers running K4A clients. To access the backend system in production, each app server uses a decrypted secret and a certificate that identifies the app server and certifies its role and physical and logical location. At initialization of the app server, a K4A client is instantiated that launches and tracks processes, running on the app server, that are authorized to request decryption services. The K4A client responds to a decryption request from an authorized process, determined based on tracking of processes launched, by requesting decryption by a K4A server, using the certificate, and returns to the process, in volatile memory, a decrypted secret or a reference to the decrypted secret, decrypted by the K4A server. |
| US10749685B2 |
Network provisioning systems and methods
Provisioning a data rate includes receiving a digitally signed request from a requester device for data and appending the request to a distributed ledger. At least one set of digitally signed data is received from at least one data provider system. Each data set is appended to the ledger and a particular data set is selected from the at least one data set. The selected data set is provided to the requester device. A digitally signed command to provision the selected data set is received from the requester device. The command is digitally signed using the public key of the requester device. The command to provision the selected data set is appended to the ledger, causing the data provider system to be notified, and the selected data set is provisioned. |
| US10749682B2 |
Anti-counterfeit method
An anti-counterfeit method includes: obtaining raw data to be encoded; collecting fingerprint data by analogue acquisition to obtain initial fingerprint feature information and encrypting the initial fingerprint feature information to obtain a random feature secret key, the random feature secret key comprising a first sub secret key and a second sub secret key and the first sub secret key is encoded into a micro-texture image while the second sub secret key is embedded in an encryption program; encrypting, through the random feature secret key, the raw data to be encoded to generate an information code image, the information code image comprising the micro-texture image; passing an anti-counterfeit authentication when an image sensor succeeds in integrating the first sub secret key and the second sub secret key to generate the random feature secret key; and succeeding in decrypting, by the image sensor, the information code image through the random feature secret key. |
| US10749681B2 |
Systems and methods for providing a universal decentralized solution for verification of users with cross-verification features
A system for providing a universal decentralized solution for verification of users with cross-verification features is described. The system may be configured to receive from a first entity, at a blockchain trust utility, information related to one or more verified first documents, the one or more verified first documents associated with a first user. The system may be configured to receive from a second entity, at the blockchain trust utility, a request for the information related to the one or more verified documents associated with the first user. The system may be configured to, upon receiving from the first user, at the blockchain trust utility, an approval of the request for the information related to the one or more verified documents associated with the first user, give access to the second entity to obtain access to information related to the one or more verified documents associated with the first user. |
| US10749680B1 |
Secure communication between a vehicle and a remote device
The present disclosure includes secure communication between a vehicle and a remote device. An embodiment includes a processing resource, memory, and a vehicular communication component configured to, in response to receiving a request from a remote communication component to switch a state of a lock, calculate a challenge count for the request, generate a vehicular private key and a vehicular public key, perform a number of verification iterations, each respective verification iteration including providing the public key to the remote communication component, receiving, from the remote communication component, code for switching the lock state, verifying the remote communication component's identity, and incrementing a counter in response to verifying the remote communication component's identity, and decrypt the code using the private key and switch the lock state in response to the counter being incremented to a value equal to or greater than the challenge count. |
| US10749679B2 |
Authentication and authorization using tokens with action identification
Systems and techniques are provided in which a token is used to manage user access to actions and features within an application platform. The token includes an indication of each action and/or feature to which the user has permission within the platform, thereby allowing for rapid and efficient development and management of user access to features within the platform. |
| US10749677B2 |
Method and apparatus for access control in distributed blockchain-based internet of things (IoT) network
An electronic device is provided. The electronic device includes a memory, a communication circuitry, and a processor configured to transmit, a first signal for requesting to access an external device, to the external device, receive, a second signal for requesting to provide a token stored in the electronic device, from the external device, the token being generated based on at least part of a block chain including at least one block that is respectively associated with at least one external device that has been accessed by the electronic device, in response to the reception, transmit, information on the token, to the external device, receive, a third signal indicating allowed the access, from the external device, the third signal being transmitted from the external device in response to identifying, by the external device, to validate the token in all of the plurality of external devices, and access the external device based on the third signal. |
| US10749669B2 |
Blockchain system and data storage method and apparatus
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for storing data are provided. One of the methods includes: receiving a transaction request from a first node, the transaction request comprising transaction data; determining, based on the transaction data, a blockchain network corresponding to the transaction request from a plurality of blockchain networks, wherein the first node is excluded from a consensus process associated with the determined blockchain network; and forwarding the transaction request to the determined blockchain network. |
| US10749667B2 |
System and method for providing satellite GTP acceleration for secure cellular backhaul over satellite
A method and system for providing GTP acceleration for secure cellular backhaul over satellite (CBoS). A satellite terminal receives request from a first entity to establish a security association with a second entity, and establishes a first secure tunnel to a gateway. A second secure tunnel is then established between the gateway and the second entity based on a certificate belonging to the first entity. A third secure tunnel is established between the satellite terminal and the first entity based on a certificate belonging to the second entity. The contents of encrypted traffic between the first entity and the second entity are examined so that GTP acceleration may be applied to eligible traffic transmitted over the first secure tunnel. |
| US10749662B1 |
Baud-rate time error detector
A receiver system that includes a clock and data recovery (CDR) system for aligning a local clock signal to an incoming data signal to extract correct timing information from the incoming data signal is provided. A timing error detector generates an output phase error signal representing the phase difference between the incoming data signal and the local clock signal. The timing error detector determines the phase difference according to recovered symbols and the difference between the recovered symbols and digital samples of the incoming data signal. The digital samples of the incoming data signal include intersymbol interference. The output timing information is suitable for aligning the local clock signal to the incoming data signal. |
| US10749661B1 |
ADC-based SerDes with sub-sampled ADC for eye monitoring
Digital serializer/deserializer circuitry includes a data path and a date eye monitoring path. The data path includes a first analog-to-digital converter (ADC) to sample incoming data at a first rate, first digital filter circuitry to filter output of the first ADC, and a data slicer coupled to output of the first digital filter circuitry to output data above a threshold. The monitoring path includes a second ADC to sample the incoming data at a second rate lower than the first rate and to take samples at varying points along the incoming data waveform, second digital filter circuitry to filter output of the second ADC, and another data slicer coupled to output of the second digital filter circuitry to output data above an adjustable threshold and to sweep through varying threshold values. Error rate circuitry compares outputs of the data slicers to determine a data eye error rate. |
| US10749660B2 |
System and method for full duplex link adaptation in a full duplex communications system
A method for operating a communications controller adapted for full duplex (FD) operation includes receiving a measurement report from a user equipment served by the communications controller, the measurement report indicating a first power margin between a current transmit power and a transmit power break point and a second power margin between the current transmit power and a maximum transmit power capable of supporting FD operation, performing FD link adaptation (LA) in accordance with the first power margin and the second power margin to adjust one or more FD configuration parameters of a link between the communications controller and the user equipment, wherein the link includes a downlink and an uplink, and instructing the user equipment to communicate over the link in accordance with the one or more FD configuration parameters. |
| US10749658B2 |
Virtual classroom management delivery system and method
In an embodiment, a computer implemented method of an online course, includes receiving a server quantity via a browser interface, the server quantity being the number of servers to be loaded with an operating system and a course application to provide a computer-based teaching environment to a student user, wherein the browser interface operates within a database. The method further includes receiving a server-student allocation via the browser interface, the server-student allocation being a number that determines the proportion of students in the computer-based teaching environment to the servers providing the computer-based teaching environment. The method also includes determining a reservation permission for the computer-based teaching environment during a timeslot based on the server quantity, the server-student allocation, and available assets, wherein the available assets includes an unreserved server, and providing, via the browser interface, the reservation permission for the computer-based teaching environment during the timeslot. |
| US10749653B2 |
Techniques and apparatuses for providing system information updates in a system using bandwidth parts
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station may determine updated system information for a user equipment (UE), wherein the UE is associated with an initial access bandwidth part (BWP) and a configured BWP; and transmit the updated system information to the UE using at least one of unicast signaling, multicast signaling, the configured BWP, or a particular BWP that is different from the configured BWP. Numerous other aspects are provided. |
| US10749649B2 |
Method and apparatus for generating pilot tone in orthogonal frequency division multiplexing access system, and method and apparatus for estimating channel using it
The present invention relates to a pilot tone generating method and apparatus of an orthogonal frequency division multiple access system and method, and a channel estimation method and apparatus using the same. The channel estimation apparatus includes a pilot tone extracting unit for extracting a pilot tone, which is inserted within a frame with data tone, masked with an orthogonal code; a pilot tone unmasking unit for unmasking of the pilot tone extracted from the pilot tone extracting unit by using an orthogonal code information; and a channel estimation operating unit for estimating a channel by calculating an average of the pilot tones which is unmasked in the unmasking unit. |
| US10749628B2 |
Terminal apparatus, control method therefor, and recording medium in which control program for terminal apparatus is stored
A terminal apparatus (1) is provided with a coding unit (7), a decoding unit (2), and a control unit (5) for controlling the coding unit and the decoding unit individually. Under control of the control unit, the coding unit codes a payload, a first number of error corrections (3), and identification information (6) that are to be transmitted, on the basis of a method indicated by the already-transmitted identification information to thereby generate first coded data. The decoding unit decodes newly-received second coded data on the basis of a method indicated by the identification information included in a decoding result of the already-received second coded data. |
| US10749627B2 |
Method and apparatus for transmitting uplink control information
In the field of wireless communication, a method and an apparatus for transmitting Uplink Control Information (UCI) are provided. The method includes: determining a codeword corresponding to the UCI among multiple codewords according to a preset rule when the UCI is transmitted on a Physical Uplink Shared Channel (PUSCH) with the multiple codewords (101); and transmitting the UCI by mapping the UCI onto the corresponding codeword (102). The apparatus includes a determining unit and a transmitting unit. The method and the apparatus provide a solution to transmitting UCI on a PUSCH with multiple codewords. This solution can be implemented easily based on LTE R8, without involving too much additional work of standardization. |
| US10749623B2 |
Fault-tolerant distributed passive optical network bonding
Methods, systems, and apparatus for hosting an optical line terminal (OLT) bonding engine are disclosed. In one aspect, packet data for transmission over a passive optical (PON) is selected. A transmission wavelength assigned to the packet data is identified. A particular OLT is selected from among the additional OLTs to transmit the packet data over the PON based on the corresponding wavelength of the particular OLT matching the identified transmission wavelength assigned to the packet. The packet data is formatted based on the particular OLT. The formatted packet data is transmitted to the particular OLT for transmission over the communications interface. |
| US10749618B1 |
Methods of closed-loop control of a radio frequency (RF) test environment based on machine learning
Embodiments of a controller device and methods of control for a radio frequency (RF) test environment are generally described herein. The RF test environment may include the controller device, an RF generator, and a device under test (DUT). The DUT may be configurable to switch between multiple configurations. The controller device may receive feedback from the DUT that indicates a current configuration of the DUT. The controller device may use a machine learning rule to determine a set of candidate future configurations of the DUT based on the current configuration of the DUT. The controller device may generate a set of RF waveforms corresponding to the set of candidate future configurations of the DUT, and may transfer the set of RF waveforms to the RF generator. |
| US10749616B2 |
Method for a phase calibration in a frontend circuit of a near field communication device
A method for a phase calibration in a frontend circuit of a near field communication (NFC) tag device is disclosed. An active load modulation signal is generated with a preconfigured value of a phase difference with respect to a reference signal of an NFC signal generator device. An amplitude of a test signal present at an antenna of the NFC tag device is measured. The test signal results from overlaying of the reference signal with the active load modulation signal. The following steps are repeated: modifying the value of the phase difference, providing the active load modulation signal with the modified value of the phase difference, measuring an amplitude of the test signal and comparing the measured amplitude with the previously measured amplitude until the measured amplitude fulfills a predefined condition. The value of the phase difference corresponding to the previously measured amplitude is stored. |
| US10749611B2 |
Underwater radio communication system, transmitting unit, receiving unit, and underwater radio communication method
In order to provide an underwater radio communication system which stably uses wideband modulated signal to communicate with electromagnetic waves, this underwater radio communication system, for communicating underwater between a transmission unit and a receiving unit with electromagnetic waves, has a distortion compensation unit which compensates for distortion resulting from propagation in water in accordance with the frequency of the electromagnetic waves. |
| US10749608B2 |
Signal receiving apparatus and method
Embodiments of this application relate to a signal receiving apparatus and method. The receiving apparatus includes: a signal receiving module, configured to detect a reference pulse signal in a received optical pulse signal where the optical pulse signal is the reference pulse signal and a quantum optical pulse signal; and a synchronization clock module, configured to obtain a modulation pulse signal based on the reference pulse signal. A first intensity modulator in the signal receiving module is configured to obtain, based on the modulation pulse signal, a first local-frequency optical pulse signal having same timing as the optical pulse signal, and the signal receiving module uses the first local-frequency optical pulse signal to interfere with the reference pulse signal and the quantum optical pulse signal separately to obtain a raw key. |
| US10749607B2 |
Integrated infra-red receiver and low/high-frequency receiver in portable transponder device
A portable transponder device including a receiver having an input frequency range of either but not both of 20 kHz-300 kHz and 3 MHz-30 MHz, the receiver having a plurality of signal input channels, the input frequency range not including an infra-red frequency range, and infra-red frequency range receiving circuitry receiving infra-red frequency range signals modulated by at least one signal in the input frequency range, and providing the infra-red frequency range signals to the receiver through at least one signal input channel of the plurality of signal input channels. |
| US10749604B2 |
Optical phase distortion compensating device and method of compensating optical phase distortion
A compensating device includes at least one detector configured to detect intensity variation of the optical signal, at least one filter configured to extract a band where most of the optical phase distortion is generated from a component of the intensity variation of the optical signal, a control circuit configured to generate, based on the extraction with the at least one filter, a compensation signal exhibiting temporal intensity variation of the input optical signal, at least one compensation signal light source configured to output, based on the compensation signal of a controller, a compensation signal light exhibiting intensity variation in opposite phase to the temporal intensity variation of the input optical signal and having a different wavelength from a wavelength of the optical signal and an optical multiplexer configured to output to a transmission path a signal light formed by combining the optical signal and the compensation signal light. |
| US10749603B2 |
Laser module for optical data communication system within silicon interposer
An interposer device includes a substrate that includes a laser source chip interface region, a silicon photonics chip interface region, an optical amplifier module interface region. A fiber-to-interposer connection region is formed within the substrate. A first group of optical conveyance structures is formed within the substrate to optically connect a laser source chip to a silicon photonics chip when the laser source chip and the silicon photonics chip are interfaced to the substrate. A second group of optical conveyance structures is formed within the substrate to optically connect the silicon photonics chip to an optical amplifier module when the silicon photonics chip and the optical amplifier module are interfaced to the substrate. A third group of optical conveyance structures is formed within the substrate to optically connect the optical amplifier module to the fiber-to-interposer connection region when the optical amplifier module is interfaced to the substrate. |
| US10749602B2 |
Adaptive optical modem configuration based on operating conditions
Systems and methods include a transmitter configured to communicate over an optical link to a receiver; and a controller configured to, with the transmitter and the receiver operating in a first operating mode, obtain measurements related to operation over the optical link, determine statistical properties of the optical link based on the measurements, wherein the statistical properties relate to conditions on the optical link, and set a second operating mode of one or more of the transmitter and the receiver based on the determined statistical properties. Each of the first operating mode and the second operating mode refer to associated settings in one or more of the transmitter and the receiver, and there is a trade-off between the first operating mode and the second operating mode and associated margin on the optical link. |
| US10749599B2 |
Optical communication method
An optical communication method is an optical communication method for performing optical communication with a light-emitting device serving as a communication target. The optical communication method includes: a first step of reading information relating to a distance to the light-emitting device and information relating to a size of a light-emitting region included in the light-emitting device, the information relating to the distance and the information relating to the size being stored in advance; a second step of controlling an imaging range of a camera based on the information relating to the distance and the information relating to the size, the camera capturing an image of light from the light-emitting device; and a third step of extracting a signal from light emitted from the light-emitting device based on image data that the camera has captured in the imaging range. |
| US10749598B2 |
Integrated optical device
An integrated optical device includes: a housing; a liquid-crystal optical power attenuator, an optical splitter, and an optical power monitor housed inside the housing; and first and second optical fibers housed inside the housing. The first optical fibers input an optical signal from outside the housing to the optical power attenuator. In a polarized state, the optical power attenuator attenuates the optical signal from the first optical fibers. The second optical fibers output the attenuated optical signal from the optical power attenuator to outside the housing. The optical splitter generates a split signal by splitting at least one of: the optical signal input to the optical power attenuator from the first optical fibers, and the attenuated optical signal propagated from the optical power attenuator to the second optical fibers. The optical power monitor receives the split signal and detects a power of the split signal. |
| US10749592B1 |
Scheduling resources for relay nodes in a wireless network
Systems, methods, and processing nodes for scheduling resources for relay nodes in a wireless network include identifying a relay node attached to an access node in the wireless network, determining a transmit power associated with the relay node, and prioritizing resources allocated towards the relay node based on the transmit power. The transmit power includes a transmit power of a radio air interface deployed by the relay node. |
| US10749588B1 |
System and method for reducing distortion in optic laser outputs
Various embodiments of signal shaping systems are disclosed. In some embodiments, a signal shaping system comprises an input configured to receive an input signal. The input signal is transmitted as an optic signal. The signal shaping system comprises a first delay module to generate a first delay signal with a first delay compared to the input signal and a second delay module to generate a second delay signal with a second delay compared to the first delay signal. An inverter is configured to invert the first delay signal to generate an inverted first delay signal. A signal addition operation module is configured to add the inverted first delay signal and the second delay signal together and create a first pulse with a duration of the second delay and a second pulse with a duration of the second delay. An amplifier is configured to cut off the first pulse and amplify the second pulse. A bias loop module is configured to keep the amplifier near a cutoff region. |
| US10749587B2 |
Systems, methods and devices for using S-measure with new radio
A new radio (NR) capable user equipment (UE) to determine whether to skip cellular measurements using s-Measure configuration based on measurements of a synchronization signal (SS) block (SSB) and/or Channel State Information Reference Signal (CSI-RS) using an s-Measure configuration. For example, an s-Measure configuration can include a reference signal received power (RSRP) value and an indicator whether to apply the value to an NR SS block or a CSI-RS. If the value meets or exceeds the measurement for the indicated signal measurement, the s-Measure is satisfied. For example, in an embodiment, the network configures a single s-Measure configuration (e.g., either an NR SS s-Measure configuration or a CSI-RS s-Measure configuration), which when satisfied the UE does not perform further measurements. |
| US10749585B2 |
Method and apparatus for beam management reference signals in wireless communication systems
A method of a user equipment (UE) for a beam management in a wireless communication system/The method comprises receiving, from a base station (BS), configuration information including information of receive (Rx) beam identifications (IDs) associated with Rx beams, receiving, from the BS, reference signals for determining the Rx beams, wherein the Rx beams include different Rx beam IDs, respectively, measuring, based on the Rx beams, a beam reference signal (BRS) and a channel state information-reference signal (CSI-RS) received from the BS, and performing, based on the configuration information, an Rx beam cycling operation for the Rx beams to receive downlink channels. |
| US10749583B2 |
Method for transmitting and receiving channel state information in wireless communication system and device for the same
It is disclosed a method for transmitting and receiving channel state information in a wireless communication system and a device for supporting the same. Particularly, a method for transmitting channel state information performed by a User Equipment (UE) may include receiving, from a base station, a bitmap for configuring codebook subset restriction (CSR) and reporting, to the base station, Channel State Information (CSI), when a number of antenna ports is configured as 16 or more and a number of layers associated with a rank indicator (RI) in the CSI is 3 or 4, a unit of multiple bits in a bitmap for configuring the CSR is associated with each precoder, and a reporting of precoding matrix indicator (PMI) corresponding to the precoder associated with the multiple bits is restricted in the CSI, when the CSR is indicated in any one of the multiple bits, and each bit in the bitmap for configuring the CSR is associated with each precoder. |
| US10749581B2 |
Radio apparatuses for long-range communication of radio-frequency information
Radio apparatuses and methods for MIMO matrix phasing that may be used to toggle and/or weight the amount of MIMO processing based on the detected level of isolation between different polarizations of the system. Also described herein are apparatuses including auto-range and/or auto-scaling of a signal strength indicator to aid in precise alignment of the apparatus. Any of these apparatuses and methods may also include dynamic power boosting that adjusts the power (e.g., power amplifier) for an RF apparatus based on the data rate. These apparatuses may include a housing enclosing the radio device that includes a plurality of pin elements that may act as heat transfer pins and a ground pin for making a ground connection to the post or pole to which the devices is mounted. |
| US10749577B2 |
Enabling a secondary cell in a massive MIMO system
Embodiments of enabling a secondary cell in a massive MIMO system are generally described herein. An example apparatus of UE may include memory and processing circuitry to configure a MIMO transceiver to establish primary cell transmit and receive channels for communication with an eNodeB, and to receive a secondary cell addition signal that includes a preamble index for a secondary cell. The processing circuitry further configures the MIMO transceiver to receive beam reference signals (BRS), and select one of the BRS from the eNodeB as a secondary cell transmit channel for the secondary cell based on detected BRS receive power. The processing circuitry further configures the MIMO transceiver to provide information for the selected BRS, and provide xPRACH transmissions that include a transmit index to the eNodeB. The processing circuitry further configures the MIMO transceiver to receive selection of one of the xPRACH transmissions as a secondary cell receive channel. |
| US10749575B2 |
Environmental condition and media composition sensing using near-field communications
A method and near field communications (NFC) system for sensing at least one of an environmental condition or a composition of media in a proximity of the NFC system are provided. In the method and system, a first antenna irradiates an electromagnetic field during a sensor mode. A second antenna detects the electromagnetic field and outputs a voltage representative of the detected electromagnetic field. An NFC controller receives a signal representative of the voltage. The NFC controller determines at least one of the environmental condition or the composition of media based on an association stored in memory between the voltage and the at least one of the environmental condition or the composition of media. |
| US10749569B2 |
Surface wave repeater with pilot signal and methods for use therewith
In accordance with one or more embodiments, a surface wave repeater includes a transceiver that generates a pilot signal that identifies the surface wave repeater. The transceiver adds the pilot signal to a microwave signal to create a combined signal. The transceiver couples the combined signal to a launcher to facilitate transmission of guided electromagnetic waves conveying data along with the pilot signal on a segment of a transmission medium. |
| US10749567B2 |
Method and apparatus for the reception of a signal
A method for the reception of a frequency hopped direct sequence spread spectrum signal includes acquiring the signal by splitting the received signal into a plurality of processing sub-channels, each corresponding to one or more hop frequencies; and within each sub-channel: i) subtracting any sub-carrier frequency from the received signal; ii) filtering the signal from (i) using a chip-matched filter; iii) selecting a sub-set of samples from the filtered signal; iv) correlating the sampled signal from step (iii) with a known reference signal to produce at least one correlator output. The output(s) from each sub-channel are provided to an input of a corresponding one or more common discrete time Fourier transforms (DTFT), and an output therefrom having a peak above a predetermined threshold is selected for further processing in the receiver. The method is a less expensive way of tracking the signal and can demodulate appropriately modulated signals. |
| US10749564B2 |
System and method for bi-directional radio communication
Apparatus and methods for performing wireless communications are provided. In some embodiments, an apparatus includes a transformer including a first winding, a second winding, and a third winding. The apparatus also includes a first transmitter circuit coupled with the first winding, and a second circuit coupled with the second winding. The third winding is coupled with an antenna. The first transmitter circuit is configured to transmit a first signal to the antenna via magnetic coupling between the first winding and the third winding. The second circuit is configured to tolerate without damage a second signal from the first transmitter circuit, wherein the second signal is generated from the first signal via magnetic coupling between the first winding and the second winding. A turn ratio between the first winding and the second winding can be configured to limit a voltage of the second signal to be within a pre-determined threshold. |
| US10749562B2 |
Multiway switch, radio frequency system, and wireless communication device
A multiway switch, a radio frequency system, and a wireless communication device are provided. The multiway switch is applicable to a wireless communication device being operable in a single-frequency single-transmit mode. The multiway switch includes five T ports and 2n P ports. The five T ports are configured to be coupled with a radio frequency circuit. The 2n P ports are configured to be coupled with an antenna system comprising 2n antennas. The five T ports include one first T port coupled with all of the 2n P ports. The multiway switch is configured to be coupled with the radio frequency circuit and the antenna system to implement a preset function of the wireless communication device of transmitting a sounding reference signal (SRS) through 2n antennas corresponding to the 2n P ports in turn. |
| US10749559B2 |
Wide band receiver front end for rotational spectroscopy
A receiver receives a wide band signal in a range comprising a front end to the receiver including a complementary metal-oxide-semiconductor (CMOS). The CMOS includes a dipole antenna that receives a received signal; a hybrid-based broadband isolation structure that receives the received signal and a local oscillator LO signal and passes through the LO signal to a sub-harmonic mixer. The sub-harmonic mixer mixes the received signal with the local oscillator signal to generate an intermediate frequency (IF) signal to the hybrid-based broadband isolation structure. |
| US10749555B2 |
Time-domain IQ mismatch compensator with frequency-domain observations
A system, method, and electronic device for compensating in-phase (I) and quadrature (Q) mismatch (IQMM) are herein disclosed. The system includes an IQ mismatch compensator (IQMC) configured to compensate for IQMM between a time-domain I signal and a time-domain Q signal using filter weight coefficients, and output a compensated I signal and a compensated Q signal, a fast Fourier transformation (FFT) circuit configured to perform an FFT on the compensated I signal and the compensated Q signal to a frequency-domain compensated signal, and a coefficient updater configured to update the filter weight coefficients based on a frequency-domain observation of the frequency-domain compensated signal. |
| US10749550B2 |
Likelihood generation device, receiving apparatus, likelihood generation method, and optical transmission system
A likelihood generation device is included in a receiving apparatus that receives a code-modulated signal including n−k information bits and k parity bits in N-dimensional arrangement, where N is a natural number greater than or equal to four, and n and k are natural numbers with k |
| US10749548B2 |
Transmitting apparatus and interleaving method thereof
Provided is a signal interleaving method which includes: interleaving parity bits by encoding input bits based on a low density parity check (LDPC) code according to a code rate of 6/15 and a code length of 64800; splitting a codeword comprising the input bits and the interleaved parity bits into a plurality of bit groups; interleaving the plurality of bit groups according to a specific permutation order to provide an interleaved codeword; de-multiplexing bits of the interleaved codeword to generate data cells; mapping the data cells onto constellation points for 1024-quadrature amplitude modulation (QAM); and transmitting a signal based on the constellation points. |
| US10749547B2 |
Error detector and/or corrector checker method and apparatus
In embodiments, an apparatus may comprise random access memory (RAM); an error detecting and/or correcting code (EDCC) encoder to generate and add an error detecting and/or correcting code to a datum being written into the memory for storage; and an EDCC decoder to use the error detecting and/or correcting code added to the datum to correct one or more bits of error in the datum when the datum with the added error detecting and/or correcting code is read back from the RAM. Further, the apparatus may include an error detection and/or correction checker to inject one or more bits of error into the datum when the datum with the added error and/or correcting code is read back from the RAM, and check whether the EDCC decoder is able to correct the one or more bits of error injected into the datum. |
| US10749543B1 |
Programmable polar and cartesian radio frequency digital to analog converter
A radio frequency transmitter including two digital to analog converter circuits. The two radio frequency digital to analog converter circuits are configured to operate independently or operating in unison. Operating independently includes each radio frequency digital to analog converter circuit of the two radio frequency digital to analog converter circuits receiving separate baseband signals and separate local oscillation inputs. Operating in unison includes both of the two radio frequency digital to analog converter circuits receiving a single baseband signal and a single local oscillation input. The two radio frequency digital to analog converter circuits are configured to change between operating independently and operating in unison. |
| US10749539B2 |
Apparatus and method for a vapor cell atomic frequency reference
A chip scale atomic clock (CSAC) includes a temperature stabilized physics system and a temperature stabilized electronics circuitry electrically coupled to the temperature stabilized physics system. Atomic clocks utilize an optical signal having a frequency component. The temperature stabilization increases frequency stability. The temperature stabilized physics system includes a vapor cell and a magnetic field coil, and is enclosed in a magnetic shield. When an ambient temperature of a chip scale atomic clock increases, fluid is extended away, due to thermal expansion, from at least one reservoir towards or away from a thermally isolated subsystem in at least one of the temperature stabilized electronics circuitry and the temperature stabilized physics system. |
| US10749533B2 |
Oscillator, electronic apparatus and vehicle
An oscillator includes a board having a first surface, and provided with a housing section opening on the first surface, a resonator including a resonator element and a resonator package configured to house the resonator element, a heat generator attached to the resonator, electrically connected to the resonator package, and disposed inside the housing section, and a plurality of lead terminals connected to the board, and configured to support the resonator. |
| US10749530B1 |
Programmable divider with glitch-free load circuit
A programmable divider is provided. The programmable divider includes a clock input coupled to receive a clock signal, a control input coupled to receive a first control signal, a counter compare block, and a load block. The counter compare block is configured to receive a first load value, update a counter with the first load value, provide a first output signal, and when the first control signal is at a first value, generate a first pulse in the first output signal when the counter reaches an end value. The load block is configured to receive a first divider value and provide the first load value based on a current counter value of the counter. |
| US10749526B1 |
Driver device
A driver device includes a T-coil circuit and driver circuitries. The driver circuitries are averagely configured as a first driver set and a second driver set. The driver circuitries of the first driver set amplify one of a first data signal and a second data signal according to first portion of bits of an equalization signal, to generate a first output signal and to transmit the same to a first node of the T-coil circuit. The driver circuitries of the second driver set amplify one of the first data signal and the second data signal according to second portion of bits of the equalization signal, to generate a second output signal and to transmit the same to a second node of the T-coil circuit. The T-coil circuit further combines the first and second output signals as a third data signal, and transmits the third data signal to a channel. |
| US10749525B2 |
Touch-less switching
A light switch network comprises a plurality of light switch units, each comprising a gesture interface to sense a user gesture by receiving at least one gesture signal from a sensing zone, and configured to exchange one or more gesture status signals with at least one other switch unit in the network in relation to the received gesture signal; each switch being enabled, on receiving the gesture signal: in a first mode, to change a designated switch mode and/or state in response to the gesture signal; or in a second mode, to not change the designated switch mode and/or state according to one or more conditions associated with the status signals received from the other switch unit. |
| US10749520B2 |
Power circuit and power module using MISFET having control circuit disposed between gate and source
The power circuit includes: a main substrate; a first electrode pattern disposed on the main substrate and connected to a positive-side power terminal P; a second electrode pattern disposed on a main substrate and connected to a negative-side power terminal N; a third electrode pattern disposed on the main substrate and connected to an output terminal O; a first MISFET Q1 of which a first drain is disposed on the first electrode pattern; a second MISFET Q4 of which a second drain is disposed on the third electrode pattern; a first control circuit (DG1) connected between a first gate G1 and a first source S1 of the first MISFET, and configured to control a current path conducted from the first source towards the first gate. |
| US10749512B2 |
Switch control circuitry
Disclosed herein are silicon-on-insulator (SOI) switches and associated control circuits having level shifters configured to provide increased voltages (positive and/or negative) to the switches. The disclosed level shifters can be configured to provide increased voltages and can be used with high-linearity switches and/or can improve the linearity of switches. The improved switch performance can improve front end module performance for applications such as carrier aggregation (CA) and multiple input multiple output (MIMO) as well as with protocols such as Long-Term Evolution Advanced (or LTE-A). |
| US10749497B2 |
Acoustic wave device with spinel layer and temperature compensation layer
An acoustic wave device that includes a spinel layer, a piezoelectric layer, a temperature compensating layer between the spinel layer and the piezoelectric layer and an interdigital transducer electrode on the piezoelectric layer is disclosed. The piezoelectric layer is disposed between the interdigital transducer electrode and the spinel layer. The acoustic wave device is configured to generate an acoustic wave having a wavelength of λ. The piezoelectric layer can have a thickness that is less than λ. In some embodiments, the spinel layer can be a polycrystalline spinel layer. |
| US10749493B2 |
Band pass filter
A band pass filter includes: a first circuit unit including a first series LC resonant circuit disposed between a first terminal and a second terminal; a second circuit unit disposed between the first circuit unit and the second terminal, and including a first parallel LC resonant circuit; and a third circuit unit disposed between the first terminal and a ground, and including a second series LC resonant circuit, wherein a resonant frequency of the first circuit unit is in a pass band. |
| US10749490B1 |
PIN diode bias scheme to improve leakage characteristics and P1dB threshold level of reflective limiter device
An apparatus includes an input port, an output port, a first bias input, a first shunt PIN diode, a first radio frequency (RF) choke inductor, and a first direct current (DC) blocking capacitor. The input port may be connected to the output port, a first terminal of the first shunt PIN diode, and a first terminal of the first RF choke inductor. A second terminal of the first RF choke inductor is connected to a first terminal of the first DC blocking capacitor and the first bias input. A second terminal of the first shunt PIN diode and a second terminal of the first DC blocking capacitor are connected to a circuit ground potential. A first bias voltage having a magnitude lower than a knee voltage of the first shunt PIN diode is applied at the first bias input. |
| US10749488B2 |
Programmably configured switchmode audio amplifier
A multi-channel switchmode audio amplifier is configured by a programmed processor such that each channel drives separate loads, is connected in parallel or is configured in a bridge-tied mode as well as combinations thereof. In one embodiment, amplifier channels that are connected in parallel have power amplifiers that are driven with signals from a single modulator. A feedback circuit and error amplifier from one channel controls the modulated signal that is applied to each parallely connected amplifier channel. Current feedback circuits for parallely connected amplifier channels are eliminated by tightly controlling the timing of switching in the power amplifier output stages. |
| US10749487B2 |
Unpowered switching module
Unpowered switching module. A switching module can include a first input terminal, a second input terminal, and an output terminal. The output terminal can be configured to output a radio-frequency (RF) component of an input signal received on the first input terminal or the second input terminal in response to the input signal including a positive direct-current (DC) voltage. |
| US10749485B2 |
Digital predistortion processing apparatus
Embodiments of the present disclosure provide a digital predistortion processing apparatus, where the apparatus includes an analog-to-digital conversion unit and n digital predistortion elements. The analog-to-digital conversion unit is connected to the n digital predistortion elements. Each digital predistortion element is configured to receive n input signals, perform digital predistortion processing on the n input signals, and then output n processed signals. The analog-to-digital conversion unit is configured to receive the n processed signals, perform signal extraction based on the n processed signals, and output an extracted signal, where a rate of the extracted signal is the same as a rate of each of the n processed signals. For an ultra-large-bandwidth signal, DPD correction may be performed without increasing a technical level of existing components such as an FPGA and an ADC, thereby greatly reducing implementation costs. |
| US10749483B2 |
Amplifier device for an antenna-like MRI transducer and corresponding MRI apparatus
An amplifier device (14) is adapted for an antenna-like transducer for MRI applications, especially for an RF coil. The amplifier device (14) includes at least one amplifier channel (16) including: an input connection device (18) for connecting an RF signal source (12); an output connection device (20) for connecting the antenna-like RF transducer; an RF amplifier unit (22); and an impedance matching circuit (24) configured to adapt the coupling of the RF amplifier unit (22) to the actually connected antenna-like RF transducer with regard to an actual load of the amplifier device (14). The load results from the combination of the antenna-like RF transducer and a person or sample interacting with the antenna-like RF transducer. The impedance matching circuit (24) establishes an electric line (34) between the RF amplifier unit (22) and the antenna-like transducer with an adjustable line length. |
| US10749480B2 |
Transmitter, communication system, and method and program for controlling transmitter
A transmitter includes: a transmission circuit that outputs, via a transmission amplifier, transmission signals of a same frequency band; and a feedback circuit that feeds back, to the transmission circuit, a distortion compensation coefficient that is used to compensate for distortion of the transmission signals. The feedback circuit includes: a delay circuit that delays each of the transmission signals by a different amount of time; a combining unit that combines the delayed transmission signals to generate a combined signal; a signal conversion unit that converts a frequency of the combined signal to a different frequency using a local signal that is common among the transmission signals, and generates a demodulated digital signal from the combined signal of which the frequency has been converted; and a distortion compensation calculation unit that calculates the distortion compensation coefficient based on the demodulated digital signal. |
| US10749477B2 |
Series voltage regulation modulating power supply
Certain aspects of the present disclosure provide methods and apparatus for series voltage regulation in an envelope tracking modulated supply. One example of an envelope tracking modulated supply includes a switched-mode power supply (SMPS), a voltage regulator, and a power amplifier having a supply input coupled to an output of the first voltage regulator. In certain aspects, the first voltage regulator is coupled in series between the power amplifier and two or more outputs the SMPS and is configured to generate a voltage at the output of the first voltage regulator based on an envelope of a signal to be amplified by the first power amplifier. |
| US10749476B2 |
Control of envelope tracker PMIC
A tracker circuit configured to provide a variable supply voltage to a power amplifier (PA) circuit is disclosed. The tracker circuit includes a state machine circuit comprising a plurality of states mapped in accordance with transitions associated with a mapping scheme. In some embodiments, the plurality of states of the state machine circuit identify one or more operational modes associated with the tracker circuit, wherein at least one operational mode comprises one or more voltage levels respectively associated therewith. In some embodiments, the one or more operational modes includes at least two active operational modes. In some embodiments, a transition between the one or more operational modes of the tracker circuit is controlled by a digital selection signal received from a digital communication interface associated therewith. |
| US10749475B2 |
Fiber-optic node with forward data content driven power consumption
Methods and systems for modulating an amplifier power supply to efficiently attain amplified RF output power with much lower power dissipation than existing amplifiers. In a cable television (CATV) network, a processor receives a signal to be amplified by an amplifier at a location remote from the processor. A bias point of the amplifier may be variably modulated based on peaks of an input signal to reduce amplifier dissipation. |
| US10749473B2 |
Methods, apparatus, and system for a frequency doubler for a millimeter wave device
An apparatus for performing a frequency multiplication of an mm-wave wave signal is provided. The apparatus includes a first differential circuit that is capable of receiving a 0° phase component of an input signal and a 180° phase component of the input signal having a first frequency. The first differential circuit provides a first output signal that is twice the frequency and is in −phase(0°) based on the 0° the 180° phase components of the input signal. The apparatus also includes a second differential circuit that is capable of receiving a 90° phase component of the input signal and a 270° phase component of the input signal, and provide a first output signal that is twice the frequency and out of phase(180°). The apparatus also includes a differential transformer that is configured to receive the first output signal and the second output signal. The differential transformer is configured to provide a differential output signal that has a second frequency that is twice the first frequency. |
| US10749472B2 |
Frequency-converting super-regenerative transceiver
The present disclosure provides a frequency-converting super regenerative transceiver with a frequency mixer coupled to a resonator and a feedback element having a controllable gain. The frequency-converting super-regenerative transceiver utilizes the frequency mixer to shift the incoming frequencies, based on a controlled oscillator, to match the frequency of operation of the super-regenerative transceiver. The frequency-converting super-regenerative transceivers described herein permit signal data capture over a broad range of frequencies and for a range of communication protocols. The frequency-converting super-regenerative transceivers described herein are tunable, consume very little power for operation and maintenance, and permit long term operation even when powered by very small power sources (e.g., coin batteries). |
| US10749471B2 |
Amplification method using a mechanical resonator
An electromechanical amplifying method including a transducing an electrical signal to a mechanical resonator having a mechanical resonance mode with an angular frequency ω0; transducing the non-linear oscillations of the resonator into a transduced electrical signal; and filtering the transduced electrical signal to obtain an output signal, the signal transduced to the resonator being obtained by adding a first input signal of a first amplitude and a first angular frequency ωs and a second pump signal of a second amplitude greater than the first amplitude and of a second angular frequency ωs that is different from the first angular frequency, the first and second angular frequencies being close to the angular frequency ω0 of the mechanical resonator and the second pump signal being chosen from a range of angular frequencies ωp and amplitudes in which the resonator is actuated in a non-linear regime. |
| US10749470B2 |
Method and apparatus for multimode wideband oscillator
A multimode, multicore inductor-capacitor (LC) oscillator having an increased oscillation frequency tuning range, and related method, are provided. The oscillation frequency tuning range of existing oscillators is limited. LC oscillators are known to have very low phase noise but a narrow frequency tuning range. The present oscillator has at least two LC oscillator cores and is capable of operating in multiple different modes of oscillation thereby increasing its overall oscillation frequency tuning range. A set of programmable amplifier pairs is used to force particular relative oscillation phases at the nodes of the multiple cores of the oscillator to realize one or more additional modes of oscillation for the oscillator. The additional oscillation mode increases the frequency tuning range of the oscillator. |
| US10749468B1 |
Layout for voltage-controlled oscillator (VCO)
Certain aspects relate to a semiconductor die. The semiconductor die includes a voltage-controlled oscillator (VCO), wherein the VCO includes a resonant capacitor, and a resonant inductor coupled in parallel with the resonant capacitor. The resonant inductor includes a first elongated portion and a second elongated portion that are parallel with each other. The semiconductor die also includes a voltage supply line configured to route a supply voltage to the VCO, wherein the voltage supply line includes a first portion that runs parallel with the first and second elongated portions of the resonant inductor and is located between the first and second elongated portions of the resonant inductor. |
| US10749467B2 |
Piezoelectric resonator unit and temperature control method therefor, and piezoelectric oscillator
A piezoelectric resonator unit includes a base member having a mounting surface. A piezoelectric resonator is mounted on the mounting surface and a lid member is bonded to the mounting surface such that the piezoelectric resonator is hermetically sealed in an inner space. A heat conductor is connected to a temperature sensor that detects a temperature of the piezoelectric resonator and is connected to a heating element that radiates heat onto the piezoelectric resonator. The heat conductor has a portion that is arranged in the inner space. |
| US10749466B2 |
Solar panel mounting clamp and system
A system having a plurality of solar panel mounting clamps for mounting a plurality of solar panels including a plurality of threaded projections fixed in a mounting surface; a plurality of the solar panel mounting clamps, each respectively disposed upon one of the plurality of threaded projections such that the threaded receiving portion of each solar panel mounting clamp receives each respective threaded projection, such that the plurality of solar panel mounting clamps are capable of securing a plurality of solar panels to the mounting surface such that each clamp makes a conductive bond with one or more panels such that each panel shares a common ground. The system may include one or more mounting plates to rest upon the mounting surface that has one or more retainer clip to ease in cable management. |
| US10749465B2 |
Solar Energy Collection Panel Cleaning System
An apparatus, method and system for cleaning a solar panel includes a solar panel, one or more fluid reservoirs, a fluid dispenser at a first side of a solar panel, a mechanism for providing pressurized fluid to the fluid dispenser from the fluid reservoir(s), and a mechanism for dispensing the fluid from the dispenser. The solar panel is periodically cleaned and the motivation for cleaning may be a detected output condition of the panel, a detected weather condition, an expired time condition, detected precipitant accumulation, a manual command, or the like. The fluid(s) may include a gas and/or one or more liquids. A heater may be provided to heat the fluid(s). |
| US10749464B2 |
Vehicular systems and methods for cleaning photovoltaic panels
A mobile washing system and methods for washing photovoltaic panels. The mobile washing system includes a vehicle, a fluid tank coupled to the vehicle, and a washing apparatus mounted to a side of the vehicle. The washing apparatus includes two generally longitudinal spray pipes that are configured to be rotated and vertically adjusted with respect to the vehicle to position the spray pipes generally parallel to a top surface of the photovoltaic panels. |
| US10749460B2 |
Solar shingle roofing kit
A solar shingle roofing kit comprises a plurality of crystalline solar panel modules, a central connector for adjoining adjacent solar modules, a starting connector to join a solar module to an eaves or a deck of a roof; left and right closures to join solar modules to the rake edges of a roof or to other kinds of commercial shingles or roof tiles, and a plurality of clamps to fasten the forgoing elements to the deck of a roof. The solar shingle roofing kit allows solar modules to be installed interchangeably with metal roof shingles. The solar shingle roofing kit allows an individual solar module to be removed and replaced without removing neighbouring modules or shingles in the event that a solar module fails. |
| US10749459B1 |
Solar panel top clamp assembly for roofs and the like
Disclosed is a solar panel top clamp assembly for securing solar panels to a support section such as a rail or rail-less mounting structure. The solar panel top clamp assembly includes a panel clamp and a base. The panel clamp includes a crossbar and a pair of legs projecting obliquely downward from the crossbar and angled inward toward one another. The panel clamp is secured to a pedestal that projects upward from a platform. The platform is captively slidable within the support section. The pedestal and platform together form a portion of the base. Thanks in part to the unique structure of the panel clamp, the solar panel top clamp assembly can perform the function of both an end-clamp and a mid-clamp. |
| US10749455B2 |
Method for current control and corresponding system and apparatus
An ohmic-inductive electrical load, such as an electric motor, for example, for a hard-disk drive, is driven by supplying thereto a load current via a switching power stage supplied with a source current delivered by a supply source. The driving action may include sensing the load current; estimating the source current starting from the load current sensed; generating a feedback signal that assumes different values as a function of the result of the comparison between the source current estimated and a source-current threshold value; and driving the switching power stage via the feedback signal, increasing or decreasing, respectively, as a function of the different values assumed by the feedback signal, the load current, thereby controlling the source current. |
| US10749453B1 |
Drive device and drive method of brushless motor
The drive device measures an open-phase voltage in an energization period in pulse width modulation control, and estimates position information of a rotor based on the measured voltage value, to drive the three-phase brushless motor. This drive device is configured so that, when a voltage pulse width of a set duty cycle is less than or equal to a predetermined value, energization with a voltage pulse width of a minimum duty cycle is performed twice in one period of pulse width modulation, and energization with a voltage pulse width of a correction duty cycle is performed twice in next one period of the pulse width modulation, so that energization with a voltage pulse width of a drive duty cycle corresponding to the set duty cycle is performed, on average in two periods. |
| US10749452B2 |
Motor driving system, motor driving control device, and non-transitory computer readable medium for motor driving control device
A motor driving system has a first motor, a first motor driving control device for driving the first motor, a second motor, a second motor driving control device for driving the second motor, a controller performing communication with the first motor driving control device and the second motor driving control device, a first communication line for connecting a common terminal of the controller and the first motor driving control device; a second communication line for connecting the common terminal and the second motor driving control device, and a switch unit capable of switching each of the first and second communication lines between an enable state in which communication is possible by the communication line and an disable state in which communication is impossible under control of the controller. The controller controls the switch unit to set either the first or the second communication line to the enable state. |
| US10749448B2 |
Engineered loading response in electroactive polymer devices having structured nanovoids
A device may include a primary electrode, a secondary electrode overlapping at least a portion of the primary electrode, and an electroactive polymer element disposed between and abutting the primary electrode and the secondary electrode. The electroactive polymer element may include a nanovoided polymer material whereby resistance to deformation of the electroactive polymer element is non-linear with respect to an amount of deformation of the electroactive polymer element. Various other devices, method, and systems are also disclosed. |
| US10749446B2 |
Virtual synchronous generator system and method with virtual inertia control
A virtual synchronous generator device disclosed. The device includes an inverter and inverter controller having a power control portion, a power reserve portion, a power point tracking control portion, and a virtual inertia control portion. The power reserve portion determines an amount of power to be reserved and sends a signal, indicative of the determined amount of power to the power point tracking controller. The power point tracking controller determines a power point that is less than a MPP, and provides a signal to the power control portion indicative of the determined power point. The inertia control portion determines a virtual inertia and provides a signal indicative of the virtual inertia to the power control portion. The power control portion provides a power control signal to the inverter based on the power point tracking signal and the inertia command signal. |
| US10749444B1 |
Power supply circuit capable of setting turn-off point
A power supply circuit includes a transformer, a PWM IC, an input voltage detecting circuit, a detecting voltage adjusting circuit, and a driving voltage supply circuit. The transformer is configured to receive an input voltage on a primary side and provide an output voltage on a secondary side. The PWM IC is configured to activate the driving voltage according to a first detecting voltage and a second detecting voltage. The input voltage detecting circuit is disposed on the primary side of the transformer and configured to provide a first voltage and a second voltage associated with the input voltage. The detecting voltage adjusting circuit is disposed on the primary side of the transformer and configured to provide the first and the second detecting voltages according to the first and the second voltage. The driving voltage supply circuit is configured to provide the driving voltage for operating the PWM IC. |
| US10749443B2 |
High power multilayer module having low inductance and fast switching for paralleling power devices
The disclosure is directed to a power module that includes at least one power substrate, a housing arranged on the at least one power substrate, and a first terminal electrically connected to the at least one power substrate. The first terminal includes a contact surface located above the housing at a first elevation. The power module includes a second terminal including a contact surface located above the housing at a second elevation different from the first elevation, a third terminal electrically connected to the at least one power substrate, and a plurality of power devices electrically connected to the at least one power substrate. |
| US10749442B2 |
Power supply device, apparatus, and control method for performing a change in a number of conversion units performing voltage conversion
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, the plurality of conversion units being electrically connected in parallel to each other; and a change unit that an operation number, which is the number of the conversion units performing the voltage conversion. The change unit prohibits a change to an operation number in which current imbalance occurs between the conversion units performing the voltage conversion. |
| US10749441B1 |
Method and system for controlling a direct current to direct current converter
In accordance with one embodiment, an observed power transfer is estimated based on input and output voltage measurements associated with an observed power transfer from the primary converter to the secondary converter. An electronic controller or electronic data processor determines a ratio or percentage between the observed power transfer and maximum power transfer. A load curve is selected based on the determined ratio or percentage. The modulation frequency is adjusted or maintained for of the primary converter and the secondary converter consistent with an operation point on the selected load curve, where the operation point minimizes the power loss, power difference, or thermal energy dissipated from the converter. |
| US10749439B2 |
Systems and methods for two-level protection of power conversion systems
Systems and methods are provided for protecting a power conversion system. A system controller includes a two-level protection component and a driving component. The two-level protection component is configured to detect an output power of a power conversion system and generate a protection signal based on at least information associated with the output power. The driving component is configured to generate a drive signal based on at least information associated with the protection signal and output the drive signal to a switch associated with a primary current flowing through a primary winding of the power conversion system. The driving component is further configured to generate the drive signal corresponding to a first switching frequency to generate the output power equal to a first power threshold and generate the drive signal corresponding to a second switching frequency to generate the output power equal to a second power threshold. |
| US10749437B2 |
Power conversion device
A power conversion device has semiconductor modules, a cooling unit, a capacitor module, a discharge resistance substrate, a control circuit substrate and a casing. The semiconductor modules from a power conversion circuit. The capacitor module is electrically connected to the semiconductor module. The discharge resistance is arranged on the discharge resistance substrate, and electrically discharges the capacitor module. The control circuit substrate controls operation of the semiconductor modules. The casing accommodates the semiconductor module, the cooling unit, the capacitor module, the discharge resistance substrate and the control circuit substrate. The discharge resistance substrate is arranged between an outer wall surface of the capacitor module and the control circuit substrate and arranged in a direction perpendicular to the control circuit substrate so that the discharge resistance substrate is separated in position from the outer wall surface of the capacitor module and the control circuit substrate. |
| US10749436B2 |
Zero cross comparator
A switched-mode power converter and a method for operation is presented. The switched-mode power converter has a high side switching element, a low side switching element, and an inductor. Both the high side switching element and the low side switching element are coupled to an input terminal of the inductor. A zero cross comparator generates a trigger signal for opening the low side switching element. A sampling unit samples, at a time when the low side switching element is switching, an inductor voltage at the input terminal of the inductor. An integrating unit determines an offset voltage by integrating the sampled inductor voltage. Finally, an input voltage of the zero cross comparator is adjusted by subtracting the determined offset voltage from the inductor voltage. As a result, the switching behavior of the switched-mode power converter is optimized. |
| US10749433B2 |
Current balance feedback circuit and method to improve the stability of a multi-phase converter
A solution is provided for a current balance feedback method to improve stability in a multi-phase DC-DC switching converter, where the current balance feedback signal is added to the PWM duty signal, after the PWM comparator. Using this feedback method, current balance oscillation issues caused by the non-linearity of the main control loop can be solved, and provide better current balance stability in the switching converter. Advantages include improving the stability of the current balance feedback loop by introducing the correction post PW modulation in the time domain, effectively bypassing interaction with the PW modulator. The current balance feedback loop stability improvement reduces PCB design effort and iteration. |
| US10749430B2 |
Power transmission apparatus and control method therefor, and power supply system
This invention discloses an electrical energy transmission apparatus. The electrical energy transmission apparatus includes an input component which is connected to a direct current (DC) energy storage component, an output component which comprises an alternating current (AC) device interface used to connect an AC device, and an adapter component which transfers electrical energy from the input component to the output component. The adapter component comprises a DC driving unit and an AC driving unit. The DC driving unit converts energy of the DC energy storage component into a DC power. The AC driving unit converts energy of the DC energy storage component into an AC power. At least one of the DC driving unit and the AC driving unit is connected to the AC device interface. |
| US10749425B2 |
Power supply apparatus and image forming apparatus
The power supply apparatus includes a circuit board on which mounted are a transformer, a switching element connected in series with a primary winding of the transformer, a rectification element connected with a secondary winding of the transformer, a detection unit detecting a temperature of the rectification element when the transformer is supplied with power by a switching operation of the switching element, and a resistance element connected in parallel with the rectification element. The resistance element is mounted at a predetermined mounting section among a plurality of mounting sections on the circuit board. |
| US10749423B2 |
Linear flux switching permanent magnet motor
A linear flux switching permanent magnet (FSPM) motor includes a longitudinal linear stator with stator teeth facing an air gap and a mover including at least one armature including armature teeth, which are spaced apart by slots for receiving an armature winding. At least some, preferably all of the armature teeth embed at least two permanent magnets, respectively, which are positioned successively in longitudinal direction of the tooth, whereby the two permanent magnets have different magnetic properties. |
| US10749416B2 |
Method for manufacturing core plate
A method is for manufacturing a core plate having an annular core back and teeth extending from the core back toward the center. The core plate is obtained by performing a punching step, a winding step, a straining step and an annealing step. At the straining step, compressive strain is applied to the core back or the band-shaped core back that is to be the core back after winding. At the annealing step, the core back or the band-shaped core back is annealed to be recrystallized after the applying of strain. |
| US10749407B2 |
Generator assembly and bearing equipped with the same
A generator assembly for harvesting energy in a bearing arrangement having a first ring and a second ring is provided. The generator assembly includes a plurality of coils attached to the first ring and configured to interact with a magnet ring with alternating magnetization directions attached to the second ring, and a plug connector for supplying power generated by the generator assembly to external devices. The first ring is an outer ring of the bearing, the groove is formed on an outer circumference of the first ring and is helicoidally shaped, and a helix angle of the groove is 45° or more. |
| US10749406B2 |
Blower device
A blower device includes: a fan; a motor rotating the fan; a cover covering a stator and a coil of the motor; a terminal electrically connected to the coil and protruding from the cover; a printed circuit board electrically connected to the terminal; a housing including a receiving hole receiving the terminal and supporting the stator; and an elastic body sandwiched between the cover and the housing and formed into an annular shape, wherein the elastic body includes a first seal portion surrounding the terminal within the receiving hole, the cover includes a protruding portion, a protruding height of the protruding portion from the cover is lower than that of the terminal from the cover, and the protruding portion supports the first seal portion. |
| US10749398B2 |
High torque motor failsafe operating system
A fail-safe system for powering a multistage hi-torque motor, providing monitoring, redundancy, and alternate modes to improve reliability. |
| US10749396B2 |
Armature winding of rotating electrical machine
According to one embodiment, there is provided a three-phase even-numbered-pole two-layered armature winding housed in forty five slots per pole provided in a laminated iron core. Coil pieces corresponding to first and second parallel circuits are arranged in the first phase belt, coil pieces corresponding to fourth and fifth parallel circuits are arranged in the second phase belt, coil pieces corresponding to the third parallel circuit are arranged in the first and second phase belts, and the upper coil pieces and the lower coil pieces of each parallel circuit are placed in same-numbered positions from a pole center. |
| US10749395B2 |
Assembly and method for preventing axial migration of springs in generator rotors
An assembly and a method for preventing an axial migration of a spring in a generator rotor are presented. The assembly includes a step pin radially disposed through an amortisseur and inserted into a spring of the generator rotor. The step pin is arranged axially apart from an adjacent radial vent passage and radially extends through the spring into a slot clearance between the spring and a creepage. The amortisseur includes a counter bore to retain a pin head and a pin shoulder. The spring includes a pin hole for a pin body extending therethrough. Diameters of the counter bore and the pin hole are smaller than diameters of amortisseur radial vent aperture and spring radial vent aperture. The step pin prevents an axial migration of the spring in rotor slots. |
| US10749393B2 |
Rotor, rotary electric machine, and manufacturing method of rotor
A rotor includes a rotary member, a plurality of permanent magnets disposed on an outer circumference of the rotary member, and a cover tube that is mounted to outer circumference of the permanent magnets to cover the permanent magnets, and is formed of a fiber reinforced plastic. At least one of the rotary member and the permanent magnets has a diameter enlarged portion having a diameter enlarged circumferential surface. The diameter enlarged portion has a diameter that enlarges from a first diameter region to a second diameter region. The first diameter region has a diameter equal to or less than an inner diameter of the cover tube. The second diameter region has a diameter equal to or more than an outer diameter of the permanent magnets. |
| US10749392B2 |
Motor rotor, motor, blower, and refrigeration air conditioner
A motor rotor includes: a shaft; a smaller-radius iron core fixedly attached to an outer peripheral surface of the shaft; a larger-radius iron core disposed spaced apart from the smaller-radius iron core in a radial direction perpendicular to an axis of the shaft, which is formed in a ring shape in cross section by a combination of a plurality of iron core blocks, and disposed to share a common axis with the smaller-radius iron core; and an insulating resin portion used to fix the smaller-radius iron core and the larger-radius iron core. The larger-radius iron core and the smaller-radius iron core are formed of their respective different materials. The material forming the larger-radius iron core has an iron loss less than an iron loss of the material forming the smaller-radius iron core. |
| US10749391B2 |
Electric machine rotor
A rotor includes a unitary, single material substrate defining a rotor lamination having pockets defining legs and configured to contain permanent magnets therein to establish a magnetic pole of the rotor. The rotor includes a first region having a predefined magnetic permeability. The rotor includes a second region defined between the legs and an outer periphery of the lamination. The second region has a magnetic permeability less than the first region to reduce torque ripple of a predetermined harmonic order. |
| US10749390B2 |
Line-start synchronous reluctance motor with improved performance
A line start synchronous-reluctance (LSSRM) brushless motor includes a stator that is arranged at an inner circumferential surface of a motor body and that extends longitudinally along an axis to define a central opening. A rotor assembly is disposed in the central opening. The rotor assembly includes a rotor that is configured to rotate via a shaft, and that is surrounded by the stator to define an air gap between an outer edge of the rotor and the stator. The rotor assembly further includes a plurality rotor slots arranged along the circumference of the outer edge, and at least one magnetic flux barrier aligned with a group of opposing rotor slots. |
| US10749389B2 |
Method and electrical machine with couplings in the cooling system
An electrical machine includes a laminated core, cooling tubes arranged within the laminated core, and couplings that interconnect the cooling tubes, where a first coupling type has a T-shaped branch and where, in particular, two couplings interconnect two adjacent cooling tubes to one another. |
| US10749388B2 |
Stator, motor, compressor, and refrigeration air conditioner
A stator includes a first core including a plurality of non-oriented electromagnetic steel sheets that is stacked and having an insertion hole penetrating the plurality of non-oriented electromagnetic steel sheets in an axial direction of the stator and a second core arranged in the insertion hole and including a plurality of oriented electromagnetic steel sheets that is stacked. The first core has a thin-wall part adjoining the second core, and a conditional expression of 0.5tm≤ta≤2tm is satisfied, where ta denotes a thickness of the thin-wall part when the first core is viewed in the axial direction and tm denotes a sheet thickness of one non-oriented electromagnetic steel sheet in the plurality of non-oriented electromagnetic steel sheets. |
| US10749385B2 |
Dual magnetic phase material rings for AC electric machines
An AC electric machine that includes a dual magnetic phase material ring is disclosed. The AC electric machine includes a stator assembly and a rotor assembly positioned within the stator assembly and configured to rotate relative thereto, the rotor assembly comprising a rotor core including a stack of rotor laminations that collectively form the rotor core, the rotor core including a plurality of rotor poles separated by gaps therebetween. The AC electric machine also includes a dual magnetic phase material ring positioned about the stack of rotor laminations, the dual magnetic phase material ring comprising a first ring portion comprising a magnetic portion and a second ring portion comprising a non-magnetic portion. |
| US10749381B2 |
Wireless power transmission device and method of controlling the same
A wireless power transmission device including a resonant circuit magnetically coupled to a wireless power reception device and being configured to wirelessly transmit power, an alternating current (AC) generator including switches and being configured to receive a direct current (DC) voltage and to generate an AC current, according to a switching operation of the switches, to be supplied to the resonant circuit, and a variable capacitor connected to an output terminal of the AC generator and having a first capacitance, when a load state of the wireless power reception device is provided as a full load state and a second capacitance lower than the first capacitance, when the load state is provided as a light load state. |
| US10749380B2 |
Apparatuses and related methods for generating wireless status indications for a wireless power transfer system
A wireless status indicator for a wireless power transfer system includes an object configured to wirelessly generate power responsive to a magnetic flux field of a wireless power transmitter and to generate a status indication of the wireless power transfer system. A wireless power transfer system comprises a wireless power status indicator configured to wirelessly generate power responsive to a wireless power signal and to generate a status indication of the wireless power transfer system. A related method includes generating power by a wireless status indicator and generating a status indication responsive to a wireless power signal. The wireless status indicator is a separate stand-alone device than a wireless power transmitter and wireless power receiver involved in the wireless power transfer. The status indication corresponds to a state of wireless power transfer. |
| US10749372B1 |
Mechanical renewable green energy production
A renewable energy generation system includes a drive motor, a flywheel in mechanical communication with the drive motor, a generator in mechanical communication with the flywheel, a charge controller in electrical communication with the generator, a plurality of charge controller switches in electrical communication with the charge controller, a plurality of batteries in electrical communication with a respective charge controller switch, and a power management module in electrical communication with the plurality of charge controller switches. The drive motor effectuates rotation of the flywheel to generate stored rotational energy which is transferred to the generator as a load is placed upon the generator to maintain a constant speed of the drive motor. The power management module selectively opens or closes a charge controller switch to permit or inhibit the flow of electrical energy to a respective battery to reduce the electrical load placed upon the generator and drive motor. |
| US10749371B2 |
Charging device and method, power adapter and terminal
The present disclosure discloses a charging device, a charging method, a power adapter and a terminal. The charging device includes a charging receiving terminal, a voltage adjusting circuit and a central control module. The charging receiving terminal is configured to receive an alternating current. The voltage adjusting circuit includes a first rectifier, a switch unit, a transformer and a second rectifier. The first rectifier is configured to rectify the alternating current and output a first voltage. The switch unit is configured to modulate the first voltage to output a modulated first voltage. The transformer is configured to output a second voltage according to the modulated first voltage. The second rectifier is configured to rectify the second voltage to output a third voltage. The voltage adjusting circuit applies the third voltage to a battery directly. |
| US10749369B2 |
Electronic lock structure using wireless charging device
An electronic lock structure using a wireless charging device contains a power supply unit and an electronic lock unit. The power supply unit includes a variable-frequency drive and an AC/DC transformer. The electronic lock unit includes a battery and a rectification circuit, wherein the rectification circuit electrically outputs power of alternative current by way of a power receiving coil. When the power receiving coil is close to the power output coil, the power supply outputs the power to the electronic lock unit by using magnetic flux and to supply the power to the battery, thus charging the battery. When the power receiving coil is away from the power output coil, the power output coil does not conduct the power to the power receiving coil. |
| US10749364B2 |
Energy-saving charger capable of automatically powering off
An energy-saving charger capable of automatically powering off includes a bridge rectifier circuit, a switch control circuit, a high-frequency transformer, and a low-voltage output circuit that are sequentially connected. The charger further includes: an electronic switch connected in series between the bridge rectifier circuit and the switch control circuit; a low-voltage-end control detection circuit connected to the low-voltage output circuit, used for feeding back a magnitude of a current output by the charger and outputting a control signal; an isolating drive circuit connected to the low-voltage-end control detection circuit; and a power-on self-holding circuit connected to the isolating drive circuit and a control end of the electronic switch, used for controlling on and off of the electronic switch according to the isolated control signal, and providing a short-time ON level to the control end of the electronic switch at the beginning of power-on of the charger. |
| US10749363B2 |
Semiconductor device, battery system, and battery control method
Provided are a semiconductor device, a battery system, and a battery control method that are capable of reducing difference in remaining capacity without regard to the load status of a battery pack. The semiconductor device includes a high-voltage resistant circuit and a low-voltage circuit. The high-voltage resistant circuit includes a multiplexer that selects one of multiple series-coupled battery cells in a battery pack and couples the selected battery cell to the battery pack. The low-voltage circuit includes a measurement circuit that individually measures voltages of the battery cells. The multiplexer couples one of the battery cells to a power supply for the low-voltage circuit. |
| US10749361B2 |
Casing-type charging module with casing assembly and battery assembly for charging mobile device
Provided is a casing-type charging module for a mobile device including a casing assembly and a battery assembly. Particularly, the casing assembly may be stably coupled to the battery assembly even though a rear surface design of the mobile device is sufficiently exposed. |
| US10749358B2 |
Rechargeable battery protection integrated circuit, rechargeable battery protection device, and battery pack
A rechargeable battery protection integrated circuit that protects a rechargeable battery, by turning off a switching circuit inserted in series in a current path between a negative electrode of the rechargeable battery and a negative terminal that is coupled to ground of a load or a charger, includes a power source terminal that electrically connects to a positive electrode of the rechargeable battery, a ground terminal that electrically connects to the negative electrode of the rechargeable battery, a monitor terminal that electrically connects to the negative terminal via a resistor, to monitor a potential of the negative terminal, and a clamp circuit. The clamp circuit monitors a voltage of the power source terminal and a voltage of the monitor terminal, and limits the voltage of the monitor terminal to a voltage lower than or equal to the voltage of the power source terminal. |
| US10749355B2 |
Phallus storage case
A sex toy storage, charging, and sanitization device having a base with an internal electrical compartment; at least one vertical phallus support extending upwardly perpendicular to the base; an electrical outlet embedded in the base adjacent each of the at least one vertical phallus supports; a USB port embedded in the base adjacent each of the at least one vertical phallus supports; a string of ultraviolet ‘C’ frequency lights attached to the underside of the cover for sanitization; a supercharger for storing electrical power for recharging sex toys; an electric bar for recharging sex toys connected to the electrical outlet; a USB component for recharging sex toys connected to the USB port; an electrical cord for electrical connection to an external power source; and a cover, the device configured to resemble an antique sewing machine. |
| US10749354B2 |
Intelligent circuit control for solar panel systems
Systems and methods are disclosed for intelligent circuit control for solar panel systems. In one embodiment, an example method may include determining that a first solar panel has a first voltage output that is less than a voltage potential of a battery system that includes a first battery and a second battery, determining that the first battery is connected to the second battery in a series connection, causing the first battery to be connected to the second battery in a parallel connection, and determining that the voltage potential is less than the first voltage output. |
| US10749353B2 |
Electric power tool
An electric power tool that receives driving power from a rechargeable battery includes loads and a control circuit that controls supply of the driving power from the rechargeable battery to the loads. The control circuit sets and stores for each of the loads a reference voltage value of the rechargeable battery used for stopping or issuing a notification in order to obviate over-discharging of the rechargeable battery. |
| US10749352B2 |
Hybrid charging/discharging solar energy storage apparatus
A hybrid charging/discharging solar energy storage apparatus includes: a solar power generator configured to receive incident solar light and generate electricity; a power converter configured to receive at least power generated by the solar power generator as input power and convert the input power into output power by changing a voltage of the input power; an energy storage unit comprising a plurality of modules configured to store power; a load connection line connected to a load configured to consume power of at least one of the power converter and the energy storage unit; and a power controller configured to control charging and discharging of the energy storage unit according to preset charging/discharging policies. |
| US10749349B2 |
System and method for associating a load demand with a variable power generation
Systems and methods for associating a load demand with a variable power generation are described. For example, a method of providing power from a renewable resource includes receiving a signal including an output capability value for a renewable variable power generation module. An input power demand value is calculated for a load demand module based on the output capability value of the received signal. A customer load is controlled on a power transmission and distribution grid based on the calculated input power demand value. |
| US10749347B2 |
Combination wind/solar DC power system
A direct current power system. The direct current power system includes a direct current bus system, a solar power system, an energy storage system, a wind power system, a rectifier system and an inverter system. The solar power system includes a plurality of solar panels, is electrically coupled to the energy storage system and is configured to supply a first direct current power at 48 volts. The energy storage system includes a plurality of battery stacks and is configured to supply a second direct current power at 380 volts to the direct current bus system. The wind power system includes at least one wind turbine assembly and is configured to supply a third direct current power at 380 volts to the direct current bus system. The rectifier system is configured to supply a fourth direct current power at 380 volts to the direct current bus system. |
| US10749344B2 |
Motor drive system including power storage device
A motor drive system includes: a converter connected to a DC link; an inverter for drive connected to the DC link; a power storage device configured to store a DC power from the DC link or supplies a DC power to the DC link; a torque limit value calculation unit configured to calculate a torque limit value of a servomotor for buffer in the power storage device on the basis of a rotation speed of the servomotor for buffer and a DC power amount stored or supplied by the power storage device; and a motor control unit for buffer configured to perform a torque control with respect to the servomotor for buffer while changing an upper limit value and a lower limit value of a torque command using the torque limit value so as to adjust a DC power amount stored or supplied by the power storage device. |
| US10749340B2 |
Power switch with power harvesting for local controller
A power switch includes a bridge-connected switching circuit with (1) a pair of MOSFETs back-to-back in series between line and load connections, an interconnection point of the MOSFETs being a first common connection, and (2) a pair of diodes back-to-back between the line and load connections, an interconnection point of the diodes being a second common connection. A line/load controller has supply inputs connected to the first and second common connections for receiving operating power, and (1) places both MOSFETs in the ON state to deliver normal operating current to the load for normal operation, and (2) places both MOSFETs in the OFF state to deliver (by body diode conduction) a substantially reduced leakage current to the load when the load is not powered for normal operation, the leakage current providing the operating power to the line/load controller. |
| US10749336B2 |
ESD protection circuit with passive trigger voltage controlled shut-off
Disclosed examples include an ESD protection circuit, including a transistor operative according to a control voltage signal at a control node to selectively conduct current from a protected node to a reference node during an ESD event, as well as a resistor connected between the control node and the reference node, a capacitor connected between the control node and an internal node, and a diode with an anode connected to the protected node and a cathode connected to the internal node to allow charging current to flow from the protected node to charge the capacitor and to provide a high impedance to the internal node to prevent or mitigate flow of leakage current from the internal node to the protected node to raise a trigger voltage of the protection circuit during normal operation. |
| US10749334B2 |
Method and power distribution unit for preventing disjunctions
A method of preventing disjunctions in a power distribution unit having a plurality of output connectors is disclosed. A power level of each of the output connectors is sensed. It is detected that the power level of a given output connector exceeds a fixed power limit. In response to the detection, a delivery of power by the given output connector is stopped while maintaining a delivery of power by a remainder of the output connectors. Power delivery may be resumed in response to receiving a user command to rearm the given output connector. A power distribution unit adapted to prevent disjunctions is also disclosed. |
| US10749333B2 |
Thermal limiter fuse system for electric motor protection
A thermal limiter system for an electric motor includes a thermal limiter fuse having a hollow contact element anchored by solder to at least one of first and second terminals of the fuse. A coaxial spring element causes the hollow contact element to slidably release and separate from one of the first and second terminals due to overheating of the solder that is not caused by a flow of electrical current. The system also includes stator mounting blocks and a stator cooling jacket for a motor to be thermally protected. |
| US10749330B2 |
Device and method for monitoring the activity of processing units in an electric trip switch
A device for monitoring the activity of at least one first and one second processing unit fitted to an electric trip unit, each processing unit including a first activity-indicating circuit sending an activity signal to another processing unit and a monitoring circuit comparing a received activity signal with a reference signal. Each processing unit activates a first tripping circuit and/or an auxiliary output when the received activity signal is different from the reference signal. A circuit-breaker including such a monitoring device and a method for monitoring the operation of an electric trip unit including at least two processing units. |
| US10749329B2 |
Connection assembly, sensor assembly and subsea cable harness
A connection assembly includes an adapter to be mounted to a rear part of a subsea sensor, a sensor port being located in the adapter, through which at least a first and a second sensor connection are led to the subsea sensor; a first port for providing a connection to a first of the subsea cables; and a second port for providing a connection to a second of the subsea cables. A first penetrator is arranged in the first port to provide a liquid tight seal between an interior space of the adapter and a duct connected to the first port leading the first sensor connection through the first port, and a second penetrator is arranged in the second port providing a liquid tight seal between the interior space of the adapter and a duct connected to the second port and leading the second sensor connection through the second port. |
| US10749328B2 |
Wire harness
A wire harness includes a conductor that flexibly connects a vehicle body side of a vehicle and a moving body that is mounted in the vehicle and slides with respect to the vehicle body, a regulation member that is configured by stacking a plurality of flexible plate members, extends along the conductor, and regulates a path of the conductor, and a pair of holding members that hold ends of the plurality of plate members. In the ends of the plurality of plate members, long holes are formed that extend along a longitudinal direction of the plate member at positions facing each other. The holding member includes a convex portion that is inserted in the long hole. The convex portion allows one plate member to relatively move along the longitudinal direction with respect to another plate member in a state where the convex portion is inserted in the long hole. |
| US10749326B2 |
Busbar for bonding connections
A busbar is provided for attaching a conductor to a support structure. The busbar can include a base wall and first and second side walls extending away from the base wall. A first flap can extend at an angle from the first side wall towards the second side wall and a second flap can extend at an angle from the second side wall towards the first side wall. |
| US10749324B2 |
Two-part snap-together feedthroughs
A feedthrough for feeding signals through a panel having opposite sides includes first and second parts. The first part can include a first body configured to be disposed in a first portion of an opening in a panel, a first lumen disposed within the first body, and a first engagement area comprising a first contact area. The second part can include a second body configured to be disposed in a second portion of the opening in the panel, a second lumen disposed within the second body, and a second engagement area configured to engage the first contact area, wherein engaging the first contact area with the second engagement area causes deformation of the first part, the second part, or both to hold the first part and the second part within the opening such that the first lumen and the second lumen are disposed generally concentrically with each other. Corresponding methods are also disclosed. |
| US10749322B2 |
Shrouded in-use cover for a junction box
An in-use cover for an electrical junction box, where the cover cap is selectively attachable to and removable from the base plate through sliding engagement of channels on the perimeter of the base plate and ledges on the perimeter of the cover cap. The cover cap defines a hollow interior that overlays one or more component ports in the base plate when attached to the base plate. The cover cap has a bottom cut-out configured to accommodate plugs or other electrical components connected to the electrical junction box. The base plate has a bottom ledge configured to engage the bottom cut-out. When the cover cap is fully engaged in the base plate, the hollow interior and any electrical components contained therein are effectively sealed from intrusion of most moisture. |
| US10749319B2 |
Mounting device with fastener receiving structure
A mounting device includes a panel portion, and a fastener receiving structure provided within a perimeter of the panel portion. The fastener receiving structure can include an aperture to receive an insertive fastener, and a flexure mechanism to enable at least a portion of the fastener receiving structure that includes the aperture to flex with insertion of the fastener in the aperture that attaches the panel portion against an underlying surface. |
| US10749318B2 |
Ignition coil for internal combustion engine
An ignition coil for internal combustion engines is provided which includes a primary coil, a secondary coil, a case, a closing member, and a filled resin. The case includes a case body and a high-voltage tower. The closing member is press fit in the high-voltage tower to close the inside of the high-voltage tower. The closing member includes a resinous cylinder, a high-voltage terminal firmly attached to the resinous cylinder, and a resistor fit in the high-voltage terminal. The high-voltage terminal is of a hollow cylindrical shape with a bottom and an upper opening. The closing member has an outer peripheral surface of the resinous cylinder press-fit in the high-voltage tower. This structure minimizes pressure exerted on the resistor and the high-voltage tower to secure a desired degree of durability of the resistor and the high-voltage tower. |
| US10749317B2 |
Ignition coil for internal combustion engine
An ignition coil for internal combustion engines is provided which includes a primary coil, a secondary coil, a case, a high-voltage terminal, a resistor, and a filled resin. The case has a case body and a high-voltage terminal extending downward from the case body. The high-voltage terminal is press-fit in the high-voltage tower to close the inside thereof. The resistor is fit in the high-voltage terminal. The high-voltage terminal includes a pressed wall and a non-pressed wall. The pressed wall is pressed against the high-voltage tower. The non-pressed wall is not pressed against the high-voltage tower. The resistor is fit in the non-pressed wall. This structure minimizes pressure exerted on the resistor and the high-voltage tower to secure a desired degree of durability of the resistor and the high-voltage tower. |
| US10749312B2 |
VCSELs and VCSEL arrays designed for improved performance as illumination sources and sensors
A segmented VCSEL array having a plurality of individually addressable segments, each segment comprising one or more VCSELs. In some cases, at least two of the plurality of individually addressable segments may be driven in combination. The plurality of individually addressable segments, in some embodiments, may be centered around the same central point. An optical element may be used in conjunction with the segmented VCSEL array, and in some cases may be aligned to the central point. The optical element may be configured such that light passing therethrough may be directed according to which of the plurality of individually addressable segments is activated. In some embodiments, the optical element is a grating or diffractive optical element. The grating or diffractive optical element could be patterned with optical segments that each correspond to at least one the plurality of individually addressable segments. |
| US10749311B2 |
Light source device and projection device
A light source device includes: a semiconductor light emitting element (laser element); an optical element that has a plurality of lens regions which are a plurality of divided regions, and that changes an intensity distribution of a light beam emitted from the semiconductor light emitting element, by the plurality of lens regions; and a phosphor element that emits light having, as excitation light, the light which has had the intensity distribution changed by the optical element. The phosphor element is disposed so that a light emitting surface of the phosphor element is inclined with respect to a plane having an optical axis of the excitation light as a normal line, the plurality of lens regions have respective first focal points different from each other, and light beams incident on the plurality of lens regions and focused on the first focal points overlap on the light emitting surface of the phosphor element. |
| US10749310B2 |
MOPA laser system with back reflection protection
The invention relates to a MOPA laser system having at least one laser oscillator (MO), which generates laser radiation at an emission wavelength (λ0), and having an optical amplifier (PA) downstream the laser oscillator (MO) in the propagation direction of the laser radiation, which optical amplifier amplifies the laser radiation and thereby spectrally broadens it to a useful bandwidth (Δλ). It is an object of the invention to provide an improved MOPA laser system which is designed for a high power of the amplified laser radiation and which is insensitive to back-reflection. Unavoidable back-reflections should neither affect the output power of the optical amplifier (PA), nor lead to the destruction of the laser oscillator (MO) or other components of the system. This object is achieved by the invention in that an optical bandpass filter (BPF) is arranged between laser oscillator (MO) and amplifier (PA), which optical bandpass filter is transparent to laser radiation at the emission wavelength (λ0), wherein those spectral components of the returning, that is, counter to the propagation direction, laser radiation impinging on the bandpass filter (BPF), which, in terms of wavelength, lie outside the passband (4), are reflected at the bandpass filter (BPF) in the propagation direction. |
| US10749307B2 |
Adapter plate alignment gauge system and method for aligning a crimping tool for a crimping press
An adapter plate alignment gauge system includes an adapter plate for holding a crimping tool in different positions and an alignment gauge for aligning the crimping tool in a predetermined set crimping tool position relative to the alignment gauge. The adapter plate is immovably arrangeable in a predetermined set adapter plate position in a crimping press which, in order to create a crimp connection, connects one conductor end of a cable to a crimp contact. The alignment gauge can be fastened to the adapter plate whereby the alignment gauge is arranged in a predetermined set alignment gauge position relative to the adapter plate. |
| US10749306B2 |
Coaxial cable connector compression tool
A tool for mounting a coaxial cable on a first connector is disclosed, wherein the coaxial cable extending along a first axial is adapted to pass through a first outer sleeve of the first connector, wherein the tool comprises a plunger; and a mold comprising an upper mold hinge and a lower mold hinge, wherein the upper mold hinge pivotally connected to the lower mold hinge so as to rotate the upper mold hinge relative to the lower mold hinge with respect to a rotation axis, and a second axial direction of the rotation axis is parallel to the first axial direction, wherein the plunger is adapted to push the first connector so as to force the upper mold hinge and the lower mold hinge to press the first outer sleeve so as to deform the first outer sleeve radially. |
| US10749305B2 |
Electrical connector with sealing member formed after mounting upon printed circuit board
A electrical connector includes a terminal module and a metallic shell receiving the terminal module. The terminal module includes an insulative housing and a plurality of terminals retained in the housing. The housing includes a base intimately enclosed within the shell, and a tongue extending forwardly from the base. The contact includes a front contacting section, a rear soldering section and a middle retaining section therebetween. The base forms in a peripheral surface a circumferential or race course like groove which is isolated from an exterior along a front-to-back direction, and the shell forms an upward opening in a top wall and downwardly communicates with the groove so as to inject the glue into the groove through the opening to form the glue structure only after the connector is soldered upon the printed circuit board. |
| US10749303B2 |
Lamp device with changeable lamp socket
A lamp device with changeable lamp socket includes a light tube, a light source plate received in the light tube, and two lamp sockets locked with two ends of the light tube. The lamp socket includes a first tubular body, a first covering plate, and two conductive plugs. The lamp device further includes two adapter covers detachably locked on the lamp sockets. Each adapter cover includes a second tubular body, a second covering plate, and a conductive component. For each of the lamp sockets and the corresponding adapter cover, the conductive plugs are inserted into insertion holes of the second covering plate, and the conductive component is electrically connected to the conductive plugs, passes through an opening of the second covering plate, and exposed from the second covering plate. |
| US10749300B2 |
POGO connector based soft power start solution
Systems and methods are disclosed for a soft power start solution based on a two pin connector for a device such as a mobile terminal. When a charging pad of the device is first docked to a charging cradle, the charging pad of the device is connected to a plunger in a ground pin, but power is not applied at that moment. In a separate step, the plunger is shorted to a spring flat that allows power to be applied to the charging pad. Similar steps occur during de-docketing. With this method, contact interface burn caused by electrical arcing when docking or de-docking a mobile terminal from a charging cradle may be minimized. |
| US10749295B2 |
Connecting structure and connector
With the aim of addressing the problem of maintaining a state in which a plurality of connectors are securely mated, the present disclosure teaches a connecting structure S that is a structure for connecting a first connector 1 and a second connector 2. The first connector 1 comprises a first housing 11 provided around the first connection terminal 10 and having at least one opening, and the second connector 2 comprises: a second housing 21 which is provided around a second connection terminal 20 and has an engaging portion 22 which engages with an opening 12 formed in the first housing 11 in a state in which the first connection terminal 10 and the second connection terminal 20 are mated and said second housing 21 is mated with the first housing 11; and a locking member 24 which is able to move in a longitudinal direction of the connecting structure S and prevents displacement of the engaging portion 22 in a direction of disengagement from the opening 12 in a state in which said locking member 24 is pushed in up to a predetermined position on the first connector 1 side. |
| US10749294B2 |
Angle loadbreak bushing
A loadbreak bushing that includes a loadbreak trunk and at least one loadbreak leg. Opposing ends of the loadbreak trunk can include a first connection interface and a second connection interface, respectively, the first connection interface being configured to be matingly received in a bushing well. Each loadbreak leg, which can include a contact assembly having at least a female contact, can extend along a central leg axis from the loadbreak trunk to a third, or leg, connection interface, the central leg axis being slanted or diagonal relative to a central trunk axis of the loadbreak trunk. The third connection interface can be configured to be coupled to an elbow connector that is coupled to a power cable, among other electrical connectors, while the second connection interface can be configured to be coupled to a grounding elbow connector, among other electrical connectors and accessories. |
| US10749293B2 |
Connector
A connector includes a pair of housings to be fitted to each other by inserting an insertion part of one housing into a tubular part of another housing. On an outer peripheral surface of the insertion part of the one housing, a plurality of outer ribs which project from the outer peripheral surface are provided separately in a circumferential direction to extend from a front end of the insertion part to a rear side. On an inner peripheral surface of the tubular part of the other housing, a plurality of inner ribs which project from the inner peripheral surface are provided separately in a circumferential direction to extend from a front end of the tubular part to a rear side. The outer ribs and the inner ribs are provided such that positions in the circumferential direction are deviated from each other. |
| US10749289B2 |
Electrical connector with different length signal terminals having correction features for delayed skew
An electrical connector includes: an insulating body provided with at least one groove, where at least one protruding block is provided in the groove; and at least one pair of signal terminals adjacently provided, accommodated in the insulating body and exposed in the groove. The pair of signal terminals includes a long signal terminal and a short signal terminal. Each of the long signal terminal and the short signal terminal has a first section and a second section bending and extending from one end of the first section. A length of the long signal terminal is greater than a length of the short signal terminal. An area of the short signal terminal covered by the protruding block is larger than an area of the long signal terminal covered by the protruding block, which is equivalent to setting an obstruction for the short signal terminal. |
| US10749287B2 |
Connection assembly for audio equipment
A connection assembly for connection to an audio device includes a connector module including a connector configured for electronic connection to a mating connector of the audio device and a releasable latch configured for retaining the connector module to the audio device, an actuator engageable with the connector module and being moveable to release the latch for removal of the connector module from the audio device, and locking structure configured to selectively resist movement of the actuator to release the latch. |
| US10749286B2 |
Electrical connector with an electrical terminal featuring material reduction and material increase portions
An electrical connector includes an insulating housing and a plurality of electrical terminals. A top wall of the insertion space defines a plurality of terminal grooves recessing upward. The plurality of electrical terminals are arranged in the plurality of the terminal grooves. Each of the plurality of the electrical terminals has a fixing portion. A middle of the fixing portion is of a hollow shape and is defined as a material reduction area. A front end of the fixing portion is connected with a contacting portion. A bottom of the fixing portion extends downward to form a guiding portion. A rear of the guiding portion is bent sideward and then is bent frontward to form a material increase area. two sides of the guiding portion are chamfered to form two chamfers. A bottom end of the guiding portion extends rearward to from a soldering portion. |
| US10749281B1 |
Shear and torque resistant F-connector assembly
A connector (10), for example, an F-connector, has a barrel (12), which may be threaded, a front flange (14), a frame insert (16), a rear flange (20), a body section (22) between the frame insert (16) and the rear flange, an insulator (60) in the barrel, and a center conductor (24) running through the insulator. The body section forms a slot (18) between the frame insert and the rear flange. The rear flange has two sections (20A, 20B), which mirror each other. A section may be a rectangular block with a curved cutoff; the curved cutouts face each other and, together, provide a passageway for the conductor. The conductor is preferably beryllium-copper with a tin plating. The insulator is preferably a high-temperature thermoplastic, such as a heat-resistant polyamide nylon which can withstand a temperature of 270° C. for 1 minute. |
| US10749277B2 |
Intermediate connection system for ultra-high-voltage direct current power cable
Provided is an intermediate connection system for an ultra-high-voltage direct-current (DC) power cable. Specifically, the present invention relates to an intermediate connection system, for an ultra-high-voltage DC power cable, which is capable of simultaneously preventing or minimizing electric field distortion, a decrease of DC dielectric strength, and a decrease of impulse breakdown strength due to the accumulation of space charges in an insulating layer of a cable and an insulating material of an intermediate connection part. |
| US10749276B2 |
Spatial power-combining devices and antenna assemblies
Spatial power-combining devices and antenna assemblies for spatial power-combining devices are disclosed. A spatial power-combining device may include an input coaxial waveguide section, an output coaxial waveguide section, and a center waveguide section. The center waveguide section may include an input center waveguide section, an output center waveguide section, and a core section. The core section may form an integral single component with an input inner housing of the input center waveguide section and an output inner housing of the output center waveguide section. Alternatively, the core section may be attached to the input inner housing and the output inner housing. The plurality of amplifiers may be registered with the core section. Antenna assemblies may include antennas with signal and ground conductors that are separated by air. Representative spatial power-combining devices may be designed with high efficiency, high or low frequency ranges, ultra-wide bandwidth operation, and high output power. |
| US10749273B2 |
Wireless communication system and wireless surveillance control system
A wireless communication system that communicates by an electromagnetic wave includes a first wireless device that includes a transmission rotationally polarized wave frequency generator for giving a rotation period to a polarized wave of the electromagnetic wave to be transmitted, transmits a synchronization code by the electromagnetic wave of the polarized wave rotated using the transmission rotationally polarized wave frequency generator, and transmits data by the electromagnetic wave, and a second wireless device that includes a reception rotationally polarized wave frequency generator for giving a rotation period to the polarized wave received in a reception of the electromagnetic wave, calculates transmission timing of the synchronization code included in the received electromagnetic wave of the polarized wave rotated using the reception rotationally polarized wave frequency generator, and sets a signal included in the received electromagnetic wave, as data based on the calculated transmission timing. |
| US10749269B2 |
Array antenna
An array antenna is provided with a feeding line including a first branch line and a second branch line, and a coupling line. Radiating elements provided for the first branch line are disposed on one side of the first branch line. Radiating elements provided for the second branch line are disposed on a side of the second branch line that is opposite to the one side. A distance from a coupling part, in which the first and second branch lines couples with the coupling line, to a radiating element that is closest to the coupling part out of the plurality of radiating elements provided for the first branch line is greater than a distance from the coupling part to a radiating element that is closest to the coupling part out of the plurality of radiating elements provided for the second branch line, by (2n−1)λ/2 in electrical length. |
| US10749268B2 |
Aperture-coupled microstrip antenna array
A radio frequency (RF) antenna array for an RF printed circuit board (RF-PCB) having a PCB ground layer includes an interposer assembly, conductive pillars, and load element. The interposer assembly includes a substrate, a ground layer defining one or more apertures, a dielectric layer, and a microstrip trace. The substrate is spaced apart from the RF-PCB. The interposer ground layer is deposited onto the substrate. The dielectric layer is deposited onto the interposer ground layer. The microstrip trace, positioned on the dielectric layer, receives and directs incident RF energy along the longitudinal axis. The pillars electrically connect the ground layers and structurally support the substrate, such that RF energy along the trace couples to the upper surface of the interposer assembly through the aperture(s). The load element connects in series to the microstrip trace at a distal/terminal end of the array. |
| US10749267B2 |
Antenna device for vehicle
Provided is a linear polarization array antenna device for vehicle that is low-cost and has a high gain, by forming an array antenna and a transmission line by conductor patterns on a substrate. The present invention is provided with: a dipole antenna array in which a plurality of dipole antennas formed by the conductor patterns provided on a dielectric substrate are arranged; and two parallel transmission lines formed by the conductor patterns provided on the dielectric substrate, wherein power is supplied to the dipole antennas via the transmission lines. The two parallel transmission lines have a structure in which a pair of conductor patterns face each other across the dielectric substrate interposed between the pair of the conductor patterns. |
| US10749265B2 |
Surface wave polarization converter
A method and apparatus for converting electromagnetic surface waves from TE mode to TM mode or from TM mode to TE mode. The apparatus includes a dielectric surface having an anisotropic impedance tensor which is preferably obtained by a plurality of electrically conductive unit cells disposed on the dielectric surface and arranged in a two dimensional array of unit cells, a majority of the unit cells in said array being divided into at least two portions, with at least one gap separating the at least two portions from each other into two or more patches or plates, the array of unit cells having a surface wave input end and a surface wave output end, gaps in the unit cells disposed closest to the surface wave input end having a first orientation and gaps in said unit cells disposed closest to the surface wave output end having a second orientation different than said first orientation. The electromagnetic surface waves have a frequency greater than a TE cutoff frequency determined by a second solution of Maxwell's equations for said dielectric surface. |
| US10749263B2 |
Printed circuit board mounted antenna and waveguide interface
Printed circuit board mounted antenna and waveguide interfaces are provided herein. An example device includes any of a dielectric substrate or transmission line, an antenna mounted onto the dielectric substrate, and an elongated waveguide mounted onto the dielectric substrate so as to enclose around a periphery of the antenna and contain radiation produced by the antenna along a path that is coaxial with a centerline of the waveguide. |
| US10749251B2 |
Wearable heads-up displays with antennas and antennas for same
Systems, devices and methods for eyeglasses frames and eyeglasses frames assemblies for wearable electronic devices, and particularly systems, devices, and methods that employ an antenna in eyeglasses frames and eyeglasses frames assemblies for wearable heads-up displays, the systems, devices and methods including a pair of eyeglasses having a first arm housing a radio and an antenna, wherein the antenna has a principal axis and main lobe extending outward therefrom and a power source is coupled to the first arm or a second arm and electrically coupled to the radio via an electrically conductive path. |
| US10749250B2 |
Multi-layer phase shifter driving device and related remote electronic tilt systems and antennas
A multi-layer phase shift driving device for an electrically regulated antenna includes multiple control boards that are spaced apart from each other, each of which is arranged with respective phase shift driving mechanisms for driving brushes of the electrically regulated antenna, and arranged with a plurality of holes through which rods pass, wherein each control board is provided with at least one of said rods fixed thereto to serve as fixing rods of the control board and serve as guiding rods of the other control boards of the multiple control boards, such that the multiple control boards can be driven independently of each other. |
| US10749248B1 |
Antenna module placement and housing for reduced power density exposure
Methods, systems, and devices for wireless communications are described. In some systems, a user equipment (UE) may use transmissions causing power density exposure (PDE) to nearby users. To reduce the PDE of an antenna module (e.g., below a maximum PDE threshold), the UE may implement a shielding strip around the antenna module. For example, the antenna module may include a substrate having a first surface and a set of antenna elements on the first surface. The shielding strip may enclose the set of antenna elements of the antenna module and extend away from the first surface above the antenna elements. The shielding strip may reduce PDE outside a field of view of the antenna module. Additionally, in some cases, the placement of the antenna module in the UE and the materials used for constructing the UE may further reduce PDE. |
| US10749247B2 |
Multi-resonant antenna structure
The present disclosure generally relates to any device capable of wireless communication, such as a mobile telephone or wearable device, having one or more antennas. The antenna has a structure with multiple resonances to cover all commercial wireless communications bands from a single antenna with one feed connection to the main radio system. The antenna is usable where there are two highly efficient, closely spaced resonances in the lower part of the frequency band. One of those resonances can be adjusted in real time by using a variable reactance attached to the radiator while the other resonance is fixed. |
| US10749246B2 |
Wireless handheld devices, radiation systems and manufacturing methods
A radiating system for transmitting and receiving signals in first and second frequency regions includes a radiating structure, a radiofrequency system, and an external port. The radiating structure has first and second isolated radiation boosters coupled to a ground plane layer. A first internal port of the radiating structure is between the first radiation booster and the ground plane layer, and a second internal port is between the second radiation booster and the ground plane layer. A distance between the two internal ports is less than 0.06 times a wavelength of the lowest frequency. The maximum size of the first and second radiation boosters is smaller than 1/30 times the wavelength of the lowest frequency. The radiofrequency system includes two ports connected respectively to the first and the second internal ports of the radiating structure, and a port connected to the external port of the radiating system. |
| US10749242B2 |
Non-pneumatic tire with radio frequency identification
A non-pneumatic tire and radio frequency identification tag combination is provided. The combination includes a ground-contacting annular tread, a central rim and at least one spoke disk disposed between the rim and the tread. The at least one spoke disk includes an inner ring mounted on the central rim, an outer ring, and a plurality of spokes extending radially between the inner ring and the outer ring. A shear band is disposed between the outer ring of the at least one spoke disk and the tread. A radio frequency identification tag is attached to the inner ring or the outer ring of the at least one spoke disk. |
| US10749241B2 |
Through-lid communication radio for a water meter and water meter assembly
A communication radio for a water meter includes an antenna housing, a bracket integrally connected to the antenna housing, and an electronics housing pivotably connected to the bracket. A water meter assembly includes a water meter box having a lid with an inner surface, an outer surface and a hole formed in the lid, a water meter disposed in the water meter box, and a communication radio. The communication radio includes an antenna housing disposed on the outer surface of the lid, a bracket disposed on the inner surface of the lid and fixedly connected to the antenna housing through the hole, and an electronics housing connected to the bracket inside the water meter box in a pivotable manner for preventing contact between the electronics housing and the water meter. |
| US10749240B1 |
Ventilated concealment system for antenna transmission components on a tower
A transmission antenna system may include an elongate upstanding main pole, an antenna support assembly extending upwardly from the main pole, at least one antenna mounted on the antenna support assembly, and a concealment assembly mounted on the antenna support assembly and configured to conceal from view the antenna support assembly and the at least one antenna. |
| US10749238B2 |
Dielectric waveguide comprising a dielectric core surrounded by a dielectric cladding having a plurality of ribs that support the core within a conductive shield
A dielectric waveguide for propagating electromagnetic signals comprises a cladding and an electrically conductive shield. The cladding has a body composed of a first dielectric material. The body defines a core region therethrough that is filled with a second dielectric material different than the first dielectric material. The cladding includes at least two ribs extending from an outer surface of the body to distal ends of the ribs. The electrically conductive shield engages the distal ends of the ribs and peripherally surrounds the cladding such that air gaps are defined radially between the outer surface of the body and an interior surface of the shield. |
| US10749235B2 |
Well thermalized microstrip formation for flexible cryogenic microwave lines in quantum applications
A microstrip that is usable in a quantum application (q-microstrip) includes a ground plane, a polyimide film disposed over the ground plane at a first surface of the polyimide film, and a conductor formed on a second side of the polyimide film such that the first surface is substantially opposite to the second surface. A material of the conductor provides greater than a threshold thermal conductivity (TH) with a structure of a dilution fridge stage (stage). The stage is maintained at a cryogenic temperature, and the material of the conductor bonds at the cryogenic temperature with a second material of a part of a connector of a microwave line. |
| US10749229B2 |
Arrangement for tempering a battery, vehicle, and methods for heating and cooling a battery
A system and method for heating or cooling a battery include a controller and a tempering circuit containing an auxiliary medium configured to exchange heat with a container having a latent heat storage medium, and a vehicle traction battery, a pump configured to circulate the auxiliary medium, and an activation device having a sealing element moveable to selectively expose a nucleation surface to the latent heat storage medium to trigger a phase change process and exchange heat with the auxiliary medium. |
| US10749228B2 |
Battery module, battery pack including battery module, and vehicle including battery pack
Disclosed is a battery module, which includes: a battery cell assembly having at least one battery cell; a module case configured to accommodate the battery cell assembly; and at least one injection hole provided in a bottom portion of the module case to inject a thermally conductive adhesive into the module case. |
| US10749226B2 |
Battery module, and battery pack and vehicle comprising the same
Disclosed is a battery module, as well as a battery pack and a vehicle comprising the same. The battery module includes a plurality of battery cells, each having an accommodation portion in which an electrode assembly is accommodated and a sealing portion for sealing the accommodation portion, thermal-conductive sheets configured to surround at least a part of the battery cells in surface contact with the battery cells, side cooling fins located at an inner side of the thermal-conductive sheets and at least partially in contact with the accommodation portions of the battery cells, and a cooling plate in contact with the thermal-conductive sheet. |
| US10749223B2 |
Tray, tray assembly, battery pack assembly and vehicle
A tray, a tray assembly, a battery pack assembly and a vehicle are provided. The tray includes a bottom plate having a plurality of sub-bottom plates and a flow channel in at least one of the plurality of sub-bottom plates. The at least one of the plurality of sub-bottom plates is configured to support a battery assembly. The tray further includes a frame disposed around and configured to support the bottom plate. The tray provides a reduced volume requirement on the cavity for holding the battery assembly. The flow channels are arranged more concisely, and a water cooling mode and an air cooling mode are employed in the tray. |
| US10749218B2 |
Circuitry for charging a multi-stack battery pack
Certain aspects of the present disclosure provide apparatus and techniques for charging a multi-stack battery pack. For example, certain aspects provide a circuit for charging a battery pack having multiple battery cells. The circuit generally includes a voltage regulator circuit and charge pump circuitry having an input coupled to an output of the voltage regulator circuit, and an output coupled to a first battery charging terminal. In certain aspects, the first battery charging terminal may be configured to be coupled to a terminal of a first battery cell of the multiple battery of the battery pack. |
| US10749215B2 |
Electrolyte solution for secondary battery and secondary battery
The purpose of the present invention is to provide a lithium secondary battery which has improved service life characteristics by suppressing a decomposition reaction of the electrolyte solution in the field of batteries that operate at high voltages or are assumed to be used at high temperatures for a long period of time. The present invention relates to an electrolyte solution for a secondary, which is characterized by containing a sulfone compound, a fluorine-containing cyclic acetal compound and a cyclic carbonate in a specific composition; and a secondary battery which uses this electrolyte solution for a secondary battery. |
| US10749214B2 |
Sulfide and oxy-sulfide glass and glass-ceramic solid state electrolytes for electrochemical cells
An electrolyte system for an electrochemical cell includes an aprotic solvent, such as an ether-based solvent and a lithium salt, and a solid component. The aprotic solvent has a dielectric constant of ≥3. The solid component is in direct communication with the aprotic solvent. The solid component includes a sulfide or oxy-sulfide, glass or glass-ceramic electrolyte. The sulfide or oxy-sulfide, glass or glass-ceramic electrolyte has a weighted average bond dissociation enthalpy of greater than or equal to about 380 kJ/mol, which corresponds to a glass having strong bonds. The sulfide or oxy-sulfide, glass or glass-ceramic electrolyte is therefore insoluble in the aprotic solvent. The solid component is lithium ion-conducting and electrically insulating. The electrolyte system may be disposed between a positive electrode and a negative electrode in an electrochemical cell. In various aspects, the negative electrode includes lithium metal and the positive electrode includes sulfur. |
| US10749212B2 |
Electrolyte solution, battery pack, electronic apparatus, electric vehicle, power storage apparatus, and power system
A battery includes a positive electrode, a negative electrode, and an electrolyte solution, in which the electrolyte solution contains a predetermined compound. |
| US10749202B2 |
Redox flow battery
A redox flow battery includes a cell frame having a frame body in which a sealing groove is formed and a sealing member disposed in the sealing groove. The redox flow battery includes an adhesive that fixes the sealing member to the sealing groove, and a type A durometer hardness of the adhesive after curing is 100 or less. Preferably, the type A durometer hardness of the adhesive after curing is less than or equal to a type A durometer hardness of the sealing member. |
| US10749201B2 |
Regenerative fuel cell
A regenerative fuel cell produces hydrogen that is stored in a reservoir on the storage side of a membrane electrode assembly when operating in a hydrogen pumping mode and this stored hydrogen is reacted and moved back through the membrane electrode assembly to form water when operating in a fuel cell mode. A metal hydride forming alloy may be configured in the hydrogen storage reservoir and may be coupled to the membrane electrode assembly. An integral metal hydride electrode having a metal hydride forming alloy may be configured on the storage side of the membrane electrode assembly and may have a catalyst or an ion conductive media incorporated therewith. |
| US10749196B2 |
Method and device for simultaneous production of energy in the forms electricity, heat and hydrogen gas
A method and device for sustainable, simultaneous production of energy in the forms electricity, hydrogen gas and heat from a carbonaceous gas, the method having the following steps: 1. continuously dividing a feed charge of carbonaceous gas into a first feed gas flow and a second feed gas flow, 2. charging the first feed gas flow to a primary SOFC to produce electricity and heat and CO2, 3. charging the other feed gas flow, to a hydrogen gas forming reactor system to produce hydrogen and CO2, 4. heating the hydrogen gas forming system at least partially by heat developed in at least one SOFC, 5. optionally capturing the CO2 formed in the primary SOFC by burning the “afterburner” gases in pure oxygen and drying the exhaust gas, 6. capturing the CO2 formed in the hydrogen gas forming reactor system by use of an absorbent. |
| US10749195B2 |
Electrochemical cell and method of operation
An electrochemical cell system and a method for operating an electrochemical cell is provided. The method including determining one of a power level, current level or a voltage level of the electrochemical cell, the electrochemical cell including at least one cell having an anode side and a cathode side, the electrochemical cell further having a water transport plate operably coupled to the cathode side. An oxidant pressure level is determined in the cathode side. A water pressure level is determined in the water transport plate. The active area of the at least one cell is changed by adjusting at least one of the oxidant pressure level or the water pressure level based at least in part on the determined power level, current level or voltage level. |
| US10749191B2 |
Fuel cell and method of manufacturing fuel cell
A fuel cell comprises a membrane electrode assembly configured such that electrode catalyst layers are formed on respective surfaces of an electrolyte membrane; gas diffusion layers placed on respective surfaces of the membrane electrode assembly; and a frame placed around periphery of the membrane electrode assembly. The membrane electrode assembly has a protruding portion that is configured by protruding outside of the gas diffusion layer in a state that the membrane electrode assembly is combined with the gas diffusion layers. The frame has an engagement portion that is configured to engage with the protruding portion. An adhesive layer is formed from an ultraviolet curable adhesive between the protruding portion and the engagement portion. |
| US10749188B2 |
SOFC cathode compositions with improved resistance to SOFC degradation
A solid oxide fuel cell (SOFC) includes a solid oxide electrolyte with a zirconia-based ceramic, an anode electrode, and a cathode electrode that includes a ceria-based ceramic component and an electrically conductive component. Another SOFC includes a solid oxide electrolyte containing a zirconia-based ceramic, an anode electrode, and a cathode electrode that includes an electrically conductive component and an ionically conductive component, in which the ionically conductive component includes a zirconia-based ceramic containing scandia and at least one of ceria, ytterbia and yttria. |
| US10749186B2 |
Method for manufacturing platinum catalyst, and fuel cell including the same
A platinum core-shell catalyst that uses palladium (Pd) as a core metal, or a platinum catalyst containing platinum and a metal besides platinum is manufactured industrially on a mass scale. The platinum catalyst is supported on carbon and has excellent oxygen reduction activity. The platinum catalyst is made for a fuel cell by bringing about the presence of a chemical species imparting higher potential than the initial oxide formation potential of the platinum of the platinum catalyst, and by bringing about the presence of a chemical species imparting lower potential than the initial oxide formation potential of the platinum of the platinum catalyst. The manufacture is carried out in a dispersion solution of the platinum catalyst dispersed in an acidic solution containing protons. |
| US10749183B2 |
Electrode for energy storage devices
Provided is an electrode for energy storage devices, which is provided with: a collector substrate; an undercoat layer that is formed on at least one surface of the collector substrate and contains carbon nanotubes; and an active material layer that is formed on the surface of the undercoat layer and contains an active material which contains a titanium-containing oxide. |
| US10749180B2 |
Rechargeable alkaline battery using organic materials as negative electrodes
An energy storage device may provide a positive electrode, an electrolyte, and a negative electrode. The energy storage device may utilize an aqueous alkaline electrolyte, which may be nonflammable. The energy storage device may utilize organic material(s) as the negative electrode, such as, but not limited to, poly(anthraquinonyl sulfide) (PAQS), organic carbonyl compounds, organosulfur compounds, redox polymers, or radical polymers. |
| US10749179B2 |
Graphite-based negative electrode active material, negative electrode, and lithium ion secondary battery
A graphite-based negative electrode active material including a first graphite particle being spheroidized and a second graphite particle having a roundness lower than the roundness of the first graphite particle, wherein the content of the second graphite particle based on the sum of the first graphite particle and the second graphite particle is in the range of 1 to 30% by mass, the ratio of a median particle diameter (D50) to a particle diameter at 5 cumulative % (D5), D50/D5, in a cumulative distribution of the first graphite particle is smaller than the ratio of a median particle diameter (D50) to a particle diameter at 5 cumulative % (D5), D50/D5, in a cumulative distribution of the second graphite particle, and the tap density in saturation of the particle mixture of the first graphite particle and the second graphite particle is higher than both the tap density in saturation of the first graphite particle and the tap density in saturation of the second graphite particle. |
| US10749178B2 |
Composite active material for lithium secondary batteries and method for producing same
Provided is a production method for a composite active material for lithium secondary batteries which enables production of an electrode material in which volume expansion is suppressed even after repeated charging and discharging, and enables production of a lithium secondary battery exhibiting excellent cycle characteristics. A composite active material for lithium secondary batteries is produced using a mixing step of mixing graphite having a specific surface area of not less than 30 m2/g, silicon monoxide, and a carbon precursor to obtain a mixture; a conglobation step of performing conglobation treatment on the mixture and obtaining a spherical mixture; and a heating step of heat-treating the spherical mixture and producing a substantially spherical composite active material for lithium secondary batteries. |
| US10749171B2 |
Method for the preparation of anodes for lithium batteries
A method for preparing an electrode for use in lithium batteries and the resulting electrodes are described The method comprises coating a slurry of silicon, sulfur doped graphene and polyacrylonitrile on a current collector followed by sluggish heat treatment. |
| US10749163B2 |
Cap assembly and power battery
The present disclosure relates to a cap assembly and a power battery. The cap assembly comprises a cap plate including a top surface, a bottom surface opposed to the top surface in a thickness direction and a liquid injection hole penetrating through the cap plate from the top surface to the bottom surface, the liquid injection hole having an inlet provided on the top surface and an outlet provided on the bottom surface; and a blocking member provided on the bottom surface, a projection of the blocking member in the thickness direction at least partially covers the outlet, wherein a fluid channel is formed between the blocking member and the cap plate, and the fluid channel communicates with the outlet of the liquid injection hole. The cap assembly can be applied to the power battery. |
| US10749162B2 |
Battery having current interrupting function and method for manufacturing same
With a battery using a flexible outer package, electric current is reliably interrupted when the temperature is increased due to the occurrence of abnormality, thereby preventing excessive heat generation. A battery 1 includes a battery element 10, a pair of first terminals 11 that are electrically connected to the battery element 10, a flexible outer package 13, and a second terminal 12. The outer package 13 is partitioned into a first chamber 13a in which the battery element 10 is sealed and a second chamber 13b which is adjacent to the first chamber 13a. The second terminal 12 is led out from the second chamber 13b to the outside of the outer package 13 so that one first terminal 11 is made electrically connectable to an external wiring through the second chamber 13b. A gas generation material 14 which generates a gas at a predetermined temperature or higher is sealed in the second chamber 13b. |
| US10749161B2 |
Unified connection array for battery module
A flexible connector a battery system and a method for assembling in a battery assembly. The apparatus can include a plurality of pads that are secured to a central spine. The flexible connector may be a single piece connector. The flexible connector can include monitors that are mounted to the flexible connector to gather data regarding battery cells. |
| US10749158B2 |
Composite material
The present invention relates to a process for the preparation of a composite material comprising a vinylidene difluoride (VDF)-containing copolymer and an electrically non-conductive polymeric material, to a composite material obtainable via said process, to its use in electrochemical cells and to an electrochemical cell comprising said composite. |
| US10749152B2 |
Sealing apparatus for secondary battery
The present invention relates to a sealing apparatus for a secondary battery, which seals a sealing part of a case in which an electrode assembly and an electrolyte are accommodated, and the sealing apparatus comprises a sealing member comprising a first sealing piece and a second sealing piece, which thermally fuse a surface of the sealing part to seal the sealing part, wherein the first sealing piece and the second sealing piece comprise a plurality of thermal fusion parts, which are disposed from an outer end of a surface of the sealing part toward an inner end that is opposite to the outer end to thermally fuse the surface of the sealing part, and non-thermal fusion parts, which are disposed between the plurality of thermal fusion parts and do not seal the surface of the sealing part. |
| US10749148B2 |
Scalable modular design of a 48-volt li-ion battery management system
The present invention provides a battery control system for controlling a battery pack that is formed by a plurality of battery cells. The battery control system comprises: a detecting circuit for detecting at least one operation parameter of the battery pack; an activating circuit, which receives the at least one operation parameter from the detecting circuit, for generating a first control signal when the detected at least one operation parameter exceeds or is below at least one critical-level threshold; a supervision unit, which receives the at least one operation parameter from the detecting circuit, for managing the battery pack and generating a second control signal when the at least one operational parameter exceeds or below at least one cap-level threshold; a switching circuit, which receives the first control signal from the activating circuit and/or the second control signal from the supervision unit, for connecting the battery pack to and disconnecting the battery pack from an power output in response to the first control signal and/or the second control signal. |
| US10749144B2 |
Display substrate and method for preparing the same, and display device
Provided is a display substrate, a method for preparing the same, and a display device. The display substrate includes a plurality of display elements arranged on a base substrate and a heat dissipation layer arranged between the substrate and the plurality of display elements, in which an electrode of at least one of the plurality of display elements is connected to the heat dissipation layer via at least one heat conducting structure. |
| US10749140B2 |
Organic light-emitting display device
Disclosed herein is an organic light-emitting display (OLED) device including: a substrate comprising an active area and an inactive area surrounding the active area; a first planarization layer; a second planarization layer; an organic light-emitting element; an encapsulation layer comprising a first inorganic layer, a second inorganic layer and a first organic member; a first structure in the inactive area and comprising a first support layer made of the same material as the first planarization layer or the second planarization layer, a second structure in the inactive area and comprising a second support layer made of the same material as the first planarization layer or the second planarization layer. |
| US10749139B2 |
Display device and method of manufacturing the same
A method of manufacturing a display device includes preparing a base substrate including a first area, a second area, and a bending area disposed between the first and second areas, the base substrate having a coating film pattern formed on a first surface thereof in the bending area; disposing a support plate, which includes an adhesive film and a support film, on the first surface of the base substrate to cover the coating film pattern; and separating the support plate and the coating film pattern, which overlap with each other in a thickness direction, from the base substrate, wherein the disposing the support plate includes disposing the support plate in such a manner that the adhesive film is in contact with the coating film pattern and the first surface of the base substrate. |
| US10749138B2 |
Display apparatus and method of manufacturing the same
A display apparatus and a method of manufacturing a display apparatus, the apparatus including a substrate; a display on the substrate; and an encapsulation layer that seals the display, wherein the encapsulation layer includes a matrix including an organic material, and an inorganic material bonded to the organic material through functional groups of the organic material of the matrix, wherein the matrix includes an internal space adjacent to the organic material, the inorganic material being positioned in the internal space. |
| US10749135B2 |
Electrode structure, electronic device comprising same and method for manufacturing same
Provided is an electrode structure having a transparent electrode, a light blocking pattern provided on the transparent electrode, an auxiliary electrode pattern provided on the light blocking pattern, and an organic insulating pattern covering the light blocking pattern and the auxiliary electrode pattern, wherein a line width of the light blocking pattern is larger than a line width of the auxiliary electrode pattern. Also provided are an electronic device including the electrode structure, and a method of manufacturing the electrode structure. |
| US10749130B2 |
Electroluminescent device, and display device comprising thereof
An electroluminescent device comprising a first electrode; a hole transport layer disposed on the first electrode; an emission layer disposed on the hole transport layer and comprising a plurality of light emitting particles; an electron transport layer disposed on the emission layer and comprising a metal oxide particle-organic polymer composite comprising a plurality of metal oxide particles and an organic polymer; and a second electrode disposed on the electron transport layer, wherein the organic polymer is present in the metal oxide particle-organic polymer composition in an amount of about 7 weight percent to about 30 weight percent based on a total weight of the electron transport layer. |
| US10749129B2 |
Organic light emitting diode
According to an embodiment of the present disclosure, an organic light emitting diode includes: a first electrode; a second electrode overlapping the first electrode; an emission layer positioned between the first electrode and the second electrode; an electron injection layer positioned between the emission layer and the second electrode; and an electron injection delay layer positioned between the emission layer and the electron injection layer, wherein the electron injection layer includes a first material made of a metal and a second material made of a metal halide, and the electron injection delay layer has a thickness of about 20 Å to about 140 Å. |
| US10749126B2 |
Method for manufacturing flexible electronic device
A method for manufacturing flexible electronic devices is provided to enable to manufacture the flexible electronic devices without increasing a number of steps, enables to reuse a glass substrate, and reduces the possibility that the flexible electronic devices are damaged or corners of them are not bent even if the detached flexible electronic devices are brought into contact with each other.Electronic device structures 2 are formed on a resin film substrate 11 formed on a glass substrate 10, and flexible electronic devices including the electronic device structures 2 formed on device formation areas 3 are separated from the resin film substrate 11 by irradiating first laser beams 41 having a longer wavelength along a rectangular shape having rounded corners or chamfers at four corners to each the device formation areas 3, subsequently, an interface between the glass substrate 10 and the resin film substrate 11 is metamorphosed by irradiation of second laser beams 42 having a shorter wavelength to entire surface of the resin film substrate 11 from a back side of the glass substrate 10 so as to make the resin film substrate 11 easy to be peeled off from the glass substrate 10. |
| US10749123B2 |
Impact resistant OLED devices
A system and method for the fabrication of high efficiency OLED devices and more specifically, the fabrication of OLED panels optically coupled with impact resistant, transparent structures which permit operation of the OLED panel while providing impact resistance. The OLED device can be built directly on an impact resistant transparent structure, or attached to an impact resistant transparent structure after it is built on other types of substrate. The impact resistant transparent structure can be a toughened layer, such as a glass layer, an energy absorption layer, such as Polycarbonate (PC), or a combination of both. The OLED device is configured to transmit light through the impact resistant transparent structure to the viewer, and the impact resistant transparent structure provides impact resistance for the OLED from the force of any impacting object. |
| US10749121B2 |
Organic electroluminescent materials and devices
Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described. |
| US10749118B2 |
Heterocyclic compound and organic light-emitting device including the same
A heterocyclic compound is represented by Formula 1. In Formulae 1, 1a, and 1b, two adjacent groups among A1 to A8 are each independently connected with a respective * of Formulae 1a or 1b to form a ring, where each * is a carbon atom of Formula 1. An organic light-emitting device includes the heterocyclic compound. |
| US10749117B2 |
Materials for electronic devices
The present invention relates to compounds of the formula (I), to the use of compounds of the formula (I) in electronic devices and electronic devices comprising one or more compounds of the formula (I). The invention furthermore relates to the preparation of the compounds of the formula (I) and to formulations comprising one or more compounds of the formula (I). |
| US10749116B1 |
Dibenzopyrromethene boron chelate compound, near-infrared light-absorbing material, thin-film, and organic electronic device
A compound is represented by the formula, R1 to R8 are each a hydrogen atom, aliphatic hydrocarbon group, aromatic group, heterocyclic group, a halogen atom, or the like. One of X1 to X3 is a sulfur atom, and the remaining two are carbon atoms having one R0. One of X4 to X6 is a sulfur atom, and the other two are carbon atoms having one R0. R0 is a hydrogen atom, aliphatic hydrocarbon group, aromatic group, heterocyclic group, a halogen atom, or the like. When X1 and X2 are each R0C, X2 and X3 are each R0C, X4 and X5 are each R0C, or X5 and X6 are each R0C, the adjacent R0s may be bounded to each other to form a cyclic structure. |
| US10749114B2 |
Organic electroluminescent materials and devices
A composition formed of a mixture of two compounds having similar thermal evaporation properties that are pre-mixed into an evaporation source that can be used to co-evaporate the two compounds into an emission layer in OLEDs via vacuum thermal evaporation process is disclosed. |
| US10749112B2 |
Light-emitting element, display device, electronic device, and lighting device
A light-emitting element with a lower voltage and higher emission efficiency is provided. The light-emitting element includes a first organic compound, a second organic compound, and a guest material. The LUMO level of the first organic compound is lower than the LUMO level of the second organic compound, and a difference between them is larger than 0 eV and smaller than or equal to 0.5 eV. Furthermore, the HOMO level of the first organic compound is lower than the HOMO level of the second organic compound. The guest material has a function of converting triplet excitation energy into light emission. The first organic compound and the second organic compound form an exciplex. |
| US10749110B1 |
Memory stack liner comprising dielectric block layer material
Two-terminal memory devices can be formed in dielectric material that is electrically insulating and operates as a blocking layer to mitigate diffusion of material from a metal layer. A stack of layers of the two-terminal memory device can be covered with a liner layer that can comprise the dielectric material. Thus, in some implementations, the liner layer and the blocking layer can have a similar etch rate. |
| US10749108B2 |
Logic compatible RRAM structure and process
A memory cell and method including a first electrode formed through a first opening in a first dielectric layer, a resistive layer formed on the first electrode, a spacing layer formed on the resistive layer, a second electrode formed on the resistive layer, and a second dielectric layer formed on the second electrode, the second dielectric layer including a second opening. The first dielectric layer formed on a substrate including a first metal layer. The first electrode and the resistive layer collectively include a first lip region that extends a first distance beyond the first opening. The second electrode and the second dielectric layer collectively include a second lip region that extends a second distance beyond the first opening. The spacing layer extends from the second distance to the first distance. The second electrode is coupled to a second metal layer using a via that extends through the second opening. |
| US10749106B2 |
Magnetic random access memory device having magnetic tunnel junction
The disclosed technology generally relates to semiconductor devices and more particularly to semiconductor devices comprising a magnetic tunnel junction (MTJ). In an aspect, a method of forming a magnetoresistive random access memory (MRAM) includes forming a layer stack above a substrate, where the layer stack includes a ferromagnetic reference layer, a tunnel barrier layer and a ferromagnetic free layer and a spin-orbit-torque (SOT)-generating layer. The method additionally includes, subsequent to forming the layer stack, patterning the layer stack to form a MTJ pillar. |
| US10749102B2 |
Piezoelectric vibration component and application method
A piezoelectric vibration component that includes a piezoelectric vibrator, a substrate, and a conductive adhesive that bonds the piezoelectric vibrator to the substrate. The conductive adhesive contains a silicone-based base resin, a cross-linker, a conductive filler, and an insulating filler. The silicone-based base resin has a weight-average molecular weight of 20,000 to 102,000. The cross-linker has a number-average molecular weight of 1,950 to 4,620. The conductive filler and the insulating filler have a particle size of 10 μm or less. |
| US10749101B2 |
Piezoelectric element and piezoelectric actuator
A piezoelectric element includes a piezoelectric body, a first electrode, a second electrode, a third electrode, and a first through hole conductor. The piezoelectric body includes first and second main surfaces opposing each other, and first and second end surfaces opposing each other. The first electrode is disposed on the first main surface. The second electrode is disposed apart from the first electrode on the first main surface. The third electrode is disposed in the piezoelectric body to oppose the first electrode. The first through hole conductor is connected to the second and third electrodes. The piezoelectric body includes an active region and an inactive region. The active region includes a region from the first electrode to the third electrode. The inactive region includes a region from the third electrode to the second main surface. |
| US10749098B2 |
Electronic element package and method for manufacturing the same
The present disclosure relates to an electronic element package and a method of manufacturing the same. The electronic element package includes a substrate, an element disposed on the substrate, a cap enclosing the element, a bonding portion bonding the substrate to the cap, and blocking portions disposed on both sides of the bonding portion. |
| US10749088B2 |
Light emitting device
A light emitting device includes a package having a recess including an opening, a bottom surface, and an inner lateral surface extending from the bottom surface. A covering member covers at least one of the bottom surface or the inner lateral surface. A light emitting element is mounted on the bottom surface and has a light emitting surface. A sealing member is provided in the recess to cover the light emitting surface and has a light output surface having a concave shape. The sealing member includes a light-transmissive material containing a fluorescent material. A first film is provided on a part of the light output surface of the sealing member to reflect a part of the light emitted from the light emitting element, another part of the light emitted from the light emitting element being configured to pass through the first film. |
| US10749086B2 |
Asymmetrically shaped light-emitting device, backlight module using the same, and method for manufacturing the same
An asymmetrically shaped chip-scale packaging (CSP) light-emitting device (LED) includes an LED chip, a photoluminescent structure (or a light-transmitting structure), and a reflective structure. The photoluminescent structure covers the upper surface and/or the edge surface of the LED chip; and the reflective structure at least partially covers the edge surface of the photoluminescent structure. The reflective structure partially reflects the primary light emitted from the edge surface of the LED chip or the converted secondary light radiated from the edge surface of the photoluminescent structure, therefore shaping the radiation pattern asymmetrically. |
| US10749083B2 |
Method for encapsulating emissive elements for fluidic assembly
A method is provided for fabricating an encapsulated emissive element. Beginning with a growth substrate, a plurality of emissive elements is formed. The growth substrate top surface is conformally coated with an encapsulation material. The encapsulation material may be photoresist, a polymer, a light reflective material, or a light absorbing material. The encapsulant is patterned to form fluidic assembly keys having a profile differing from the emissive element profiles. In one aspect, prior to separating the emissive elements from the handling substrate, a fluidic assembly keel or post is formed on each emissive element bottom surface. In one variation, the emissive elements have a horizontal profile. The fluidic assembly key has horizontal profile differing from the emissive element horizontal profile useful in selectively depositing different types of emissive elements during fluidic assembly. In another aspect, the emissive elements and fluidic assembly keys have differing vertical profiles useful in preventing detrapment. |
| US10749082B2 |
Method of manufacturing light emitting device and light emitting device
A method of manufacturing a light emitting device includes: providing a substrate and a plurality of light sources disposed on the substrate; and forming a plurality of sealing members, each covering a respective one of the plurality of light sources, by supplying a sealing material onto the substrate through a plurality of nozzles of a discharge device. The step of forming the plurality of sealing members includes: performing a first forming step, in which at least one of the sealing members is formed such that a portion of the sealing material is retained dangling from a respective at least one of the plurality of nozzles as at least one dangling thread portion, and successively performing a second forming step, which is started while the at least one dangling thread portion of the sealing material is retained dangling from the at least one of the plurality of nozzles of the discharge device. |
| US10749076B2 |
Light-emitting device
A light-emitting device includes a light-emitting structure with an electrode layer, a light-transmitting body, a reflective layer and a metal bump. The light-transmitting body covers the light-emitting structure, and has a first side surface and a second side surface which are substantially perpendicular to each other. The reflective layer covers the first side surface without covering the second side surface. The metal bump is directly formed on the electrode layer. |
| US10749075B2 |
Semiconductor light-emitting device
A semiconductor light-emitting device includes a semiconductor stack including a first semiconductor layer, a second semiconductor layer, and an active layer; a plurality of first trenches penetrating the second semiconductor layer and the active layer to expose the first semiconductor layer; a second trench penetrating the second semiconductor layer and the active layer to expose the first semiconductor layer, wherein the second trench is disposed near an outmost edge of the active layer, and surrounds the active layer and the plurality of first trenches; a patterned metal layer formed on the second semiconductor layer and formed in one of the plurality of first trenches or the second trench; and a first pad portion and a second pad portion both formed on the second semiconductor layer and electrically connecting the second semiconductor layer and the first semiconductor layer respectively. |
| US10749073B2 |
Method for producing light-emitting UV column structures and the structures produced using this method
A method for producing light-emitting UV column structures using the epitaxy of the organometallic compounds of the gaseous phase on a PSS plate having a surface for epitaxy provided with protrusions with a regular shape, having a tip and a side surface, in particular protrusions with a conical shape. The present disclosure also includes structures produced using this method. |
| US10749070B2 |
Method of forming a P-type layer for a light emitting device
In a method according to embodiments of the invention, a semiconductor structure including a III-nitride light emitting layer disposed between a p-type region and an n-type region is grown. The p-type region is buried within the semiconductor structure. A trench is formed in the semiconductor structure. The trench exposes the p-type region. After forming the trench, the semiconductor structure is annealed. |
| US10749062B2 |
Hybrid tandem solar cells with improved tunnel junction structures
Tandem solar cells comprising two or more solar cells connected in a solar cell stack via pn diode tunnel junctions and methods for fabricating the tandem solar cells using epitaxial lift off and transfer printing are provided. The tandem solar cells have improved tunnel junction structures comprising a current tunneling layer integrated between the p and n layers of the pn diode tunnel junction that connects the solar cells. |
| US10749060B2 |
Solar cell assembly
A solar cell assembly (200) is presented. The solar cell assembly includes one or more solar cell units (21 1) coupled in series. The solar cell unit includes a first solar cell series (221) and a second solar cell series (222) connected in parallel. The first and second solar cell series include a plurality of cells (202) connecting in series respectively. The solar cell assembly also includes a by-pass diode (201) coupled to each solar cell unit and shared between the first and second solar cell series in each solar cell unit. |
| US10749055B2 |
Production of sensors
A method of producing sensors includes providing a carrier plate; arranging semiconductor chips on the carrier plate, wherein the semiconductor chips include at least radiation-detecting semiconductor chips; providing radiation-transmissive optical elements on the carrier plate provided with the semiconductor chips, wherein a plurality of radiation-transmissive optical elements are provided jointly on the carrier plate provided with the semiconductor chips; and singulating the carrier plate provided with the semiconductor chips and the radiation-transmissive optical elements, thereby forming separate sensors including a section of the carrier plate, at least one radiation-detecting semiconductor chip and at least one radiation-transmissive optical element. |
| US10749054B2 |
Photodetector with helmholtz resonator
A photodetector includes a Helmholtz resonator and a photosensitive structure that is placed in an electric-field-concentrating interval forming part of the Helmholtz resonator. Such a photodetector is in particular suitable for imaging applications. The wavelength of the radiation to be detected is determined by dimensions of the Helmholtz resonator, within a detection spectral interval of the photosensitive structure. |
| US10749052B2 |
Methods of forming interdigitated back contact solar cells
Methods for forming interdigitated back contact solar cells from III-V materials are provided. According to an aspect of the invention, a method includes depositing a patterned Zn layer to cover first areas of an n-type emitter region, wherein the emitter region comprises a III-V material, and forming a passivated back contact region by counter-doping the first areas of the emitter region by diffusing Zn from the patterned Zn layer into the first areas of the emitter region, such that the first areas of the emitter region become p-type. |
| US10749049B2 |
Pre-equilibrium system and method using solid-state devices as energy converters using nano-engineered porous network materials
An energy conversion device for conversion of various energy forms into electricity. The energy forms may be chemical, photovoltaic or thermal gradients. The energy conversion device has a first and second electrode. A substrate is present that has a porous semiconductor or dielectric layer placed thereover. The substrate itself can be planar, two-dimensional, or three-dimensional, and possess internal and external surfaces. These substrates may be rigid, flexible and/or foldable. The porous semiconductor or dielectric layer can be a nano-engineered structure. A porous conductor material is placed on at least a portion of the porous semiconductor or dielectric layer such that at least some of the porous conductor material enters the nano-engineered structure of the porous semiconductor or dielectric layer, thereby forming an intertwining region. |
| US10749048B2 |
Nanowire-based transparent conductors and applications thereof
A transparent conductor including a conductive layer coated on a substrate is described. More specifically, the conductive layer comprises a network of nanowires that may be embedded in a matrix. The conductive layer is optically clear, patternable and is suitable as a transparent electrode in visual display devices such as touch screens, liquid crystal displays, plasma display panels and the like. |
| US10749044B2 |
Stacked III-V semiconductor component
A stacked III-V semiconductor component having a stack with a top, a bottom, a side surface, and a longitudinal axis. The stack has a p+ region, an n− layer, and an n+ region. The p+ region, the n− layer, and the n+ region follow one another in the specified order along the longitudinal axis and are monolithic in design, and include a GaAs compound. The n+ region or the p+ region is a substrate layer. The stack has, in the region of the side surface, a first and a second peripheral, shoulder-like edge. The first edge is composed of the substrate layer; the second edge is composed of the n− layer or of an intermediate layer adjacent to the n− layer and to the p+ region and the first and the second peripheral edges each have a width of at least 10 μm. |
| US10749042B2 |
Vertical memory device
A vertical memory device and a method of manufacturing such device are provided. The vertical memory device may include a plurality of gate electrode layers stacked in a cell region of a semiconductor substrate; a plurality of upper isolation insulating layers dividing an uppermost gate electrode layer among the plurality of gate electrode layers, extending in a first direction; a plurality of vertical holes arranged to have any two adjacent vertical holes to have a uniform distance from each other throughout the cell region and including a plurality of channel holes penetrating through the plurality of gate electrode layers disposed between the plurality of upper isolation insulating layers and a plurality of first support holes penetrating through the plurality of upper insulating layers; a plurality of channel structures disposed in the plurality of channel holes; and a plurality of first support structures disposed in the plurality of first support holes. |
| US10749035B2 |
Semiconductor device, pH sensor, biosensor, and manufacturing method for semiconductor device
There is provided a semiconductor device including: a first electrode; a second electrode; and a semiconductor layer in contact with the first electrode and the second electrode, in which the semiconductor layer is a spinel-type oxide containing zinc (Zn) and gallium (Ga). |
| US10749033B2 |
Semiconductor device and method for manufacturing semiconductor device
Disclosed is a semiconductor device including: an insulating layer; a source electrode and a drain electrode embedded in the insulating layer; an oxide semiconductor layer in contact and over the insulating layer, the source electrode, and the drain electrode; a gate insulating layer over and covering the oxide semiconductor layer; and a gate electrode over the gate insulating layer, where the upper surfaces of the insulating layer, the source electrode, and the drain electrode exist coplanarly. The upper surface of the insulating layer, which is in contact with the oxide semiconductor layer, has a root-mean-square (RMS) roughness of 1 nm or less, and the difference in height between the upper surface of the insulating layer and the upper surface of the source electrode or the drain electrode is less than 5 nm. This structure contributes to the suppression of defects of the semiconductor device and enables their miniaturization. |
| US10749026B2 |
Semiconductor device and method of manufacturing the semiconductor device
Provided are a semiconductor device including a desired snubber part in accordance with use of the semiconductor device and a method of manufacturing the semiconductor device. A snubber region having a snubber part is defined in a gate pad region defined on a side close to a first main surface of a semiconductor substrate. A p-type diffusion layer and an n-type column layer contacted to each other are formed in the snubber region. The p-type diffusion layer and the n-type column layer are formed as a parasitic capacitance of the snubber part while the n-type column layer is electrically coupled to a drain. The p-type diffusion layer, which extends in a Y-axis direction, is a resistance of the snubber part and electrically coupled to a source. |
| US10749025B2 |
Semiconductor device and manufacturing method thereof
A semiconductor device having a contact trench is provided. The semiconductor device including: a semiconductor substrate; a drift region of the first conductivity type provided on an upper surface side of the semiconductor substrate; a base region of the second conductivity type provided above the drift region; a source region of the first conductivity type provided above the base region; two or more trench portions provided penetrating through the source region and the base region from an upper end side of the source region; a contact trench provided in direct contact with the source region between adjacent trench portions; and a contact layer of the second conductivity type provided below the contact trench, is provided. A peak of a doping concentration of the contact layer is positioned shallower than a position of a lower end of the source region. |
| US10749021B2 |
Semiconductor device and method for manufacturing the same
A GaN-based enhancement-mode power electronic device and a method for manufacturing the same. The GaN-based enhancement-mode power electronic device comprises: a substrate; a thin barrier Al(In,Ga)N/GaN heterostructure formed on the substrate; a gate, a source, and a drain formed on the thin barrier Al(In,Ga)N/GaN heterostructure. An AlN or SiNx passivation layer is formed on access regions between the gate and the source and between the gate and the drain, respectively, such that two dimensional electron gas is recovered in channels of the thin barrier Al(In,Ga)N/GaN heterostructure below the MN passivation layer by utilizing the MN passivation layer having polarization characteristics, or by using the SiNx passivation layer with positive fixed bulk/interface charges, so as to reduce on-resistance of the device and inhibit high-voltage current collapse in the device. |
| US10749014B2 |
Method and structure for FinFET comprising patterned oxide and dielectric layer under spacer features
A semiconductor device includes a substrate having a fin projecting upwardly through an isolation structure over the substrate; a gate stack over the isolation structure and engaging the fin; and a gate spacer on a sidewall of the gate stack and in physical contact with the gate stack. The semiconductor device further includes a first dielectric layer vertically between the fin and the gate spacer. The semiconductor device further includes a second dielectric layer vertically between the first dielectric layer and the gate spacer, wherein the first and second dielectric layers include different materials, and wherein the second dielectric layer is in physical contact with the gate spacer and the first dielectric layer. |
| US10749013B2 |
Semiconductor device and method for fabricating the same
A semiconductor device includes a plurality of semiconductor fins, an epitaxy structure, a capping layer, and a contact. The epitaxy structure adjoins the semiconductor fins. The epitaxy structure has a plurality of protrusive portions. The capping layer is over a sidewall of the epitaxy structure. The contact is in contact with the epitaxy structure and the capping layer. The contact has a portion between the protrusive portions. The portion of the contact between the protrusive portions has a bottom in contact with the epitaxy structure. |
| US10749012B2 |
Formation of self-aligned bottom spacer for vertical transistors
A method of fabricating a semiconductor device includes forming a fin on a substrate. Source/drain regions are arranged on the substrate on opposing sides of the fin. The method includes depositing a semiconductor layer on the source/drain regions. The method includes depositing a germanium containing layer on the fin and the semiconductor layer. The method further includes applying an anneal operation configured to chemically react the semiconductor layer with the germanium containing layer and form a silicon oxide layer. |
| US10749010B2 |
Method for manufacturing finFET structure with doped region
Methods for forming semiconductor structures are provided. The method includes forming a fin structure over a substrate and forming a gate structure across the fin structure. The method further includes recessing the fin structure to form a recess and implanting dopants from the recess to form a doped region. The method further includes diffusing the dopants in the doped region to form an expanded doped region and forming a source/drain structure over the expanded doped region. |
| US10749008B2 |
Gate structure, semiconductor device and the method of forming semiconductor device
A gate structure, a semiconductor device, and the method of forming a semiconductor device are provided. In various embodiments, the gate structure includes a gate stack and a doped spacer overlying a sidewall of the gate stack. The gate stack contains a doped work function metal (WFM) stack and a metal gate electrode overlying the doped WFM stack. |
| US10749002B2 |
Short-circuit performance for silicon carbide semiconductor device
A semiconductor device includes a source region configured to provide at least a portion of a MOSFET source of a MOSFET and at least a portion of a JFET source of a JFET. The semiconductor device includes a JFET channel region in series with the source region and a MOSFET channel region of the MOSFET, and disposed between a first JFET gate and a second JFET gate. The semiconductor device includes a JFET drain disposed at least partially between a gate insulator of a gate of the MOSFET and at least a portion of the JFET channel region, and in electrical contact with the first JFET gate and the second JFET gate. Various example implementations of this type of semiconductor device provide a SiC power MOSFET with improved short-circuit capability and durability, with minimal impact on RDS-ON. |
| US10749000B2 |
Field effect transistor with channel layer, and semiconductor device including the same
A semiconductor device, a field effect transistor, and a fin field effect transistor are provided. The semiconductor device may include a channel layer, a source/drain layer, and a gate electrode. The channel layer is provided on a substrate and extends in a direction perpendicular to a top surface of the substrate. The source/drain layer is disposed at a side of the channel layer and is electrically connected to the channel layer. The gate electrode is provided adjacent to at least one of surfaces of the channel layer. The channel layer includes a two-dimensional atomic layer made of a first material. |
| US10748995B2 |
Insulated gate bipolar Transistor device having a fin structure
A transistor device includes a first silicon nanowire array-MOSFET and a second silicon nanowire array-MOSFET integrated with a bulk drift region. The first silicon nanowire array-MOSFET is configured as an n-MOSFET by substantially only accommodating an electron current, and the second silicon nanowire array-MOSFET is configured as a p-MOSFET by substantially only accommodating a hole electron current. A current strength of a current through the first silicon nanowire array-MOSFET caused by electrons is at least 10 times larger than a current through the first silicon nanowire array-MOSFET caused by holes in an on-state of the transistor device. Further embodiments of transistor devices are described. |
| US10748994B2 |
Vertically stacked nFET and pFET with dual work function
A semiconductor structure is provided that includes a pFET device including a first functional gate structure containing at least a p-type work function metal and present on physically exposed surfaces, and between, each Si channel material nanosheet of a first set of vertically stacked and suspended Si channel material nanosheets. The structure further includes an nFET device stacked vertically above the pFET device. The nFET device includes a second functional gate structure containing at least an n-type work function metal present on physically exposed surfaces, and between, each Si channel material nanosheet of a second set of vertically stacked and suspended Si channel material nanosheets. |
| US10748993B2 |
Strain compensation in transistors
Transistor structures having channel regions comprising alternating layers of compressively and tensilely strained epitaxial materials are provided. The alternating epitaxial layers can form channel regions in single and multigate transistor structures. In alternate embodiments, one of the two alternating layers is selectively etched away to form nanoribbons or nanowires of the remaining material. The resulting strained nanoribbons or nanowires form the channel regions of transistor structures. Also provided are computing devices comprising transistors comprising channel regions comprised of alternating compressively and tensilely strained epitaxial layers and computing devices comprising transistors comprising channel regions comprised of strained nanoribbons or nanowires. |
| US10748992B2 |
Semiconductor element
A semiconductor element includes a semiconductor structure, a carbon nanotube and a conductive film. The semiconductor structure includes a P-type semiconductor layer and an N-type semiconductor layer and defines a first surface and a second surface. A thickness of the semiconductor structure ranges from 1 nanometer to 100 nanometers. The carbon nanotube is located on the first surface of the semiconductor. The conductive film is located on the second surface of the semiconductor. The conductive film is formed on the second surface by a depositing method or a coating method. The carbon nanotube, the semiconductor structure and the conductive film are stacked with each other to form a multi-layered stereoscopic structure. |
| US10748983B2 |
Organic light-emitting diode display panel
An organic light-emitting diode (OLED) display device includes a first pixel column, a second pixel column, a third pixel column, a fourth pixel column, and an outputting unit circuit comprising a first outputting signal line, a second outputting signal line, and a third outputting signal line. The first outputting signal line is connected to the first pixel column. The second outputting signal line is connected to the third pixel column. The third outputting signal line is connected to the second pixel column and the fourth pixel column. |
| US10748978B2 |
Display device
The display device according to the present disclosure includes a substrate which includes a display area having an irregularly shaped side and a non-display area which includes a notch area defined by a shape of the irregularly shaped side of the display area and is disposed to enclose the display area. A connecting metal line which electrically connects a plurality of gate lines disposed to be divided due to formation of the irregularly shaped side is formed so that a scan load amount due to a length difference of the plurality of gate lines may be compensated. |
| US10748968B2 |
Image sensor having an etch stop layer on the insulation layer
An image sensor includes a sensor region for receiving light and generating an image data and a pad region adjacent to the sensor region, an insulation layer on the substrate, and a lower transparent electrode on the insulation layer in the sensor region, and an etch stop layer on the insulation layer in the sensor region and pad region. The etch stop layer may include silicon nitride. A height of an uppermost surface of the lower transparent electrode may be substantially equal to a height of an upper surface of the etch stop layer, with respect to the substrate. |
| US10748966B2 |
Three-dimensional memory device containing cobalt capped copper lines and method of making the same
A memory device includes first conductive rails laterally extending along a first horizontal direction over a substrate, where the first conductive rails include a fill portion, and a first cobalt-containing cap liner contacting a top surface of the fill portion, a rectangular array of first memory pillar structures overlying top surfaces of the first conductive rails, where each first memory pillar structure includes a respective first resistive memory element, and second conductive rails laterally extending along a second horizontal direction and overlying top surfaces of the rectangular array of first memory pillar structures. |
| US10748965B2 |
Semiconductor device
A semiconductor device includes a plurality of first conductive lines in a first wiring layer, a plurality of second conductive lines in a second wiring layer, and a plurality of memory cells between the first and second conductive lines in a first direction in a first region. A plurality of third conductive lines in the first wiring layer, a plurality of fourth conductive lines in the second wiring, and a plurality of first memory lines are in a second region. The third conductive lines extends in a second direction and are spaced from each other in a third direction. The fourth conductive lines extend in the second direction and are spaced in the third direction. The first memory lines are between the third conductive lines and the fourth conductive lines in the first direction. The first memory lines comprise the same materials as the memory cells. |
| US10748963B2 |
Using a shared material for fabrication of a phase-change material (PCM) switch and a resonator
In fabricating a semiconductor device, a shared material is formed in a resonator region of the semiconductor device and in a phase-change material (PCM) switch region of the semiconductor device. A portion of the shared material is removed to concurrently form a heat spreader comprising the shared material in the PCM switch region and a piezoelectric segment comprising the shared material in the resonator region. The piezoelectric segment in the resonator region and the heat spreader in the PCM switch region are situated at substantially the same level in the semiconductor device. The PCM switch region includes a heating element between the heat spreader and a PCM. The resonator region includes the piezoelectric segment between two electrodes. |
| US10748961B2 |
Interconnects below qubit plane by substrate bonding
Described herein are structures that include interconnects for providing electrical connectivity in superconducting quantum circuits. One structure includes a first and a second interconnects provided over a surface of an interconnect support layer, e.g. a substrate, on which superconducting qubits are provided, a lower interconnect provided below such surface (i.e. below-plane interconnect), and vias for providing electrical interconnection between the lower interconnect and each of the first and second interconnects. Providing below-plane interconnects in superconducting quantum circuits allows realizing superconducting and mechanically stable interconnects. Implementing below-plane interconnects by bonding of two substrates, material for which could be selected, allows minimizing the amount of spurious two-level systems in the areas surrounding below-plane interconnects while allowing different choices of materials to be used. Methods for fabricating such structures are disclosed as well. |
| US10748960B2 |
Interconnects below qubit plane by substrate doping
Described herein are structures that include interconnects for providing electrical connectivity in superconducting quantum circuits. In one aspect of the present disclosure, a structure includes a first and a second interconnects provided over a surface of an interconnect support layer on which superconducting qubits are provided (which could be a substrate), a lower interconnect provided below such surface, and vias for providing electrical interconnection between the lower interconnect and each of the first and second interconnects. The lower interconnect includes a material of the interconnect support layer doped to be superconductive. Providing below-plane interconnects in superconducting quantum circuits allows realizing superconducting and mechanically stable interconnects. Implementing below-plane interconnects by doping the interconnect support layer, material for which could be selected, allows minimizing the amount of spurious TLS's in the areas surrounding below-plane interconnects. Methods for fabricating such structures are disclosed as well. |
| US10748956B2 |
Photosensitive imaging devices and associated methods
A monolithic sensor for detecting infrared and visible light according to an example includes a semiconductor substrate and a semiconductor layer coupled to the semiconductor substrate. The semiconductor layer includes a device surface opposite the semiconductor substrate. A visible light photodiode is formed at the device surface. An infrared photodiode is also formed at the device surface and in proximity to the visible light photodiode. A textured region is coupled to the infrared photodiode and positioned to interact with electromagnetic radiation. |
| US10748955B2 |
Image sensor with conductive pixel separation structure and method of manufacturing the same
An image sensor and a method of manufacturing the image sensor are provided. The image sensor includes: a substrate comprising a pixel area, a first side, and a second side opposite to the first side, wherein the pixel area includes pixels and light is incident to the second side; a photodiode arranged in each of the pixels of the substrate; a pixel separation structure arranged in the substrate to separate the pixels from each other and including a conductive layer therein; and a voltage-applying wire layer spaced apart from the conductive layer and arranged to surround at least a portion of an outer portion of the pixel area. The conductive layer has a mesh structure that is a single unitary structure, and the voltage-applying wire layer is electrically connected to the conductive layer through at least one contact. |
| US10748949B2 |
Solid-state imaging device, method for producing solid-state imaging device and electronic apparatus
A solid-state imaging device, method for producing solid-state imaging device and electronic apparatus are provided. The solid-state imaging device includes a substrate, with a plurality of pixels formed in the substrate. In addition, a plurality of groups are formed in the substrate, and in particular in pixel isolation regions between adjacent pixels. The grooves extend from a first surface of the substrate towards a second surface of the substrate. An embedded film extends into the grooves. At least some of the grooves include a first stage near the first surface of the substrate and a second stage near the second surface of the substrate that are defined by walls of the grooves, wherein the first stage is wider than the second stage, and wherein a step is present between the first and second stages. In addition, the device includes a light shielding film adjacent the first surface of the substrate that overlies the grooves. A portion of the light shielding film is embedded in the embedded film that extends into the grooves. |
| US10748948B2 |
Image sensor device and method
A system and method for forming pixels in an image sensor is provided. In an embodiment, a semiconductor device includes an image sensor including a first pixel region and a second pixel region in a substrate, the first pixel region being adjacent to the second pixel region. A first anti-reflection coating is over the first pixel region, the first anti-reflection coating reducing reflection for a first wavelength range of incident light. A second anti-reflection coating is over the second pixel region, the second anti-reflection coating reducing reflection for a second wavelength range of incident light that is different from the first wavelength range. |
| US10748947B2 |
Imaging device, manufacturing method, and electronic apparatus
The present disclosure relates to an imaging device, a manufacturing method, and an electronic apparatus. An imaging device includes: a sensor substrate with an effective pixel area; a transparent sealing member that seals a surface of the sensor substrate; a sealing resin that bonds the sensor substrate and the sealing member; and a reinforcing resin that bonds the sensor substrate and the sealing member. A product of adhesive strength per unit area of the sealing resin and the reinforcing resin in the outer peripheral region and an area of a part bonded in the outer peripheral region is set to be larger than a product of adhesive strength per unit area of the sealing resin in the effective pixel area and an area of a part bonded in the effective pixel area. The present technology can be applied to, for example, a CMOS image sensor of WCSP. |
| US10748942B2 |
Display device
A display device includes a substrate including a pixel area and a peripheral area located outside the pixel area; pixels located in the pixel area; power supply lines configured to provide an operating power to the pixels; and a plurality of data fanout wires configured to provide data signals to the pixels, wherein, in at least a portion of the peripheral area, the power supply lines and the plurality of data fanout wires are arranged on a same layer. |
| US10748929B2 |
Three-dimensional semiconductor devices
A three-dimensional semiconductor device includes an upper structure on a lower structure, the upper structure including conductive patterns, a semiconductor pattern connected to the lower structure through the upper structure, and an insulating spacer between the semiconductor pattern and the upper structure, a bottom surface of the insulating spacer being positioned at a vertical level equivalent to or higher than an uppermost surface of the lower structure. |
| US10748926B2 |
Semiconductor memory device
According to one embodiment, a semiconductor memory device includes the following configuration. A second word line is provided above a first word line on a substrate. A third word line is provided above the second word line. A semiconductor layer includes a first part that passes through the first word line, a second part that passes through the second and the third word lines, and is provided above the first part, and a joint provided between the first and second parts. When a write operation is performed on a memory cell of the third word line, prior to applying a write voltage to the third word line, a first voltage is applied to a bit line, a second voltage is applied to the third word line, and a third voltage higher than the second voltage is applied to the second word line. |
| US10748925B1 |
Three-dimensional memory device containing channels with laterally pegged dielectric cores
A three-dimensional memory device includes a vertical semiconductor channel surrounding a vertical dielectric core. Laterally extending dielectric pegs structurally support the vertical semiconductor channel and the vertical dielectric core. The vertical semiconductor channel may be a single crystalline semiconductor channel. |
| US10748924B2 |
Vertical memory devices
A vertical memory device includes first gate electrodes spaced apart from each other under a substrate in a first direction substantially perpendicular to a lower surface of the substrate, the first gate electrodes being arranged to have a staircase shape including steps of which extension lengths in a second direction substantially parallel to the lower surface of the substrate gradually increase from an uppermost level toward a lowermost level, second gate electrodes spaced apart from each other under the first gate electrodes in the first direction, the second gate electrodes being arranged to have a staircase shape including steps of which extension lengths in the second direction gradually decrease from an uppermost level toward a lowermost level and a channel extending through the first and second gate electrodes in the first direction. |
| US10748923B2 |
Vertical memory devices and methods of manufacturing the same
A vertical memory device includes gate electrodes on a substrate, a channel extending through the gate electrodes, and a contact plug extending through the gate electrodes. The gate electrodes are stacked in a first direction substantially vertical to an upper surface of the substrate and arranged to have a staircase shape including steps of which extension lengths in a second direction substantially parallel to the upper surface gradually increase from a lowermost level toward an uppermost level. A pad at an end portion of each of the gate electrodes in the second direction has a thickness greater than those of other portions thereof. The channel extends in the first direction. The contact plug extends in the first direction. The channel contacts the pad of a first gate electrode among the gate electrodes to be electrically connected thereto, and is electrically insulated from second gate electrodes among the gate electrodes. |
| US10748919B2 |
Multi-tier three-dimensional memory devices containing annular dielectric spacers within memory openings and methods of making the same
An annular dielectric spacer can be formed at a level of a joint-level dielectric material layer between vertically neighboring pairs of alternating stacks of insulating layers and spacer material layers. After formation of a memory opening through multiple alternating stacks and formation of a memory film therein, an anisotropic etch can be performed to remove a horizontal bottom portion of the memory film. The annular dielectric spacer can protect underlying portions of the memory film during the anisotropic etch. In addition, a silicon nitride barrier may be employed to suppress hydrogen diffusion at an edge region of peripheral devices. |
| US10748913B2 |
SRAM cell with T-shaped contact
An integrated circuit containing an array of SRAM cells with T-shaped contacts in the inverters, in which drain connecting segments may extend beyond gate connecting segments by a distance greater than 10 percent of a separation distance between ends of opposite drain connecting segments. The drain connecting segments may also extend beyond gate connecting segments by a distance greater than one-third of the width of the gate connecting segments. A process of forming an integrated circuit containing an array of SRAM cells with T-shaped contacts in which drain connecting segments may extend beyond gate connecting segments by a distance greater than 10 percent of a separation distance between ends of opposite drain connecting segments. A process may also form the drain connecting segments to extend beyond gate connecting segments by greater than one-third of the width of the gate connecting segments. |
| US10748912B2 |
Method for semiconductor device fabrication with improved source drain proximity
A method of forming a semiconductor device includes receiving a substrate with a plurality of gate structures; forming spacers on sidewalls of the gate structures; evaluating a pitch variation to the gate structures; determining an etch recipe according to the pitch variation; performing an etch process to source/drain regions associated with the gate structures using the etch recipe, thereby forming source/drain recesses with respective depths; and performing an epitaxy growth to form source/drain features in the source/drain recesses using a semiconductor material. |
| US10748910B2 |
Semiconductor devices and methods for fabricating the same
A semiconductor device includes a substrate that includes a cell region and a peripheral circuit region, a cell insulating pattern disposed in the cell region of the substrate that defines a cell active region, and a peripheral insulating pattern disposed in the peripheral circuit region of the substrate that defines a peripheral active region. The peripheral insulating pattern includes a first peripheral insulating pattern having a first width and a second peripheral insulating pattern having a second width greater than the first width. A topmost surface of at least one of the first peripheral insulating pattern and the second peripheral insulating pattern is positioned higher than a topmost surface of the cell insulating pattern. |
| US10748908B2 |
Methods of fabricating semiconductor device
A method of fabricating a semiconductor device includes forming a device isolation layer in a substrate to define active regions, forming a conductive layer on the active regions, forming first mask patterns intersecting the active regions on the conductive layer, etching the conductive layer using the first mask patterns as etch masks to form bit lines, growing second mask patterns from top surfaces of the first mask patterns, and performing a patterning process using the second mask patterns as etch masks to form contact holes exposing the active regions between the bit lines. |
| US10748907B2 |
Embedded transistor
An embedded transistor for an electrical device, such as a DRAM memory cell, and a method of manufacture thereof is provided. A trench is formed in a substrate and a gate dielectric and a gate electrode formed in the trench of the substrate. Source/drain regions are formed in the substrate on opposing sides of the trench. In an embodiment, one of the source/drain regions is coupled to a storage node and the other source/drain region is coupled to a bit line. In this embodiment, the gate electrode may be coupled to a word line to form a DRAM memory cell. A dielectric growth modifier may be implanted into sidewalls of the trench in order to tune the thickness of the gate dielectric. |
| US10748902B2 |
Fin-based device having an isolation gate comprising a conformal dielectric layer and a metal gate
The present disclosure provides a semiconductor structure comprising one or more fins formed on a substrate and extending along a first direction; one or more gates formed on the one or more fins and extending along a second direction substantially perpendicular to the first direction, the one or more gates including an first isolation gate and at least one functional gate; source/drain features formed on two sides of each of the one or more gates; an interlayer dielectric (ILD) layer formed on the source/drain features and forming a coplanar top surface with the first isolation gate. A first height of the first isolation gate is greater than a second height of each of the at least one functional gate. |
| US10748900B2 |
Fin-based III-V/SI or GE CMOS SAGE integration
Embodiments of the invention include a semiconductor structure and a method of making such a structure. In one embodiment, the semiconductor structure comprises a first fin and a second fin formed over a substrate. The first fin may comprise a first semiconductor material and the second fin may comprise a second semiconductor material. In an embodiment, a first cage structure is formed adjacent to the first fin, and a second cage structure is formed adjacent to the second fin. Additionally, embodiments may include a first gate electrode formed over the first fin, where the first cage structure directly contacts the first gate electrode, and a second gate electrode formed over the second fin, where the second cage structure directly contacts the second gate electrode. |
| US10748894B2 |
Three-dimensional memory device containing bond pad-based power supply network for a source line and methods of making the same
A memory die includes an alternating stack of insulating layers and electrically conductive layers located over a substrate, memory stack structures extending through the alternating stack, source regions located on, or in, the substrate, and at least one memory-side bonding pad electrically connected to the source regions. A logic die includes a power supply circuit configured to generate a supply voltage for the source regions, and at least one logic-side bonding pad electrically connected to the power supply circuit through a network of logic-side metal interconnect structures. The memory die is bonded to the logic die. The network of logic-side metal interconnect structures distributes source power from the power supply circuit over an entire area of the memory stack structures and transmits the source power to the memory die through bonded pairs of memory-side bonding pads and logic-side bonding pads. |
| US10748893B2 |
Electrostatic discharge devices and methods of manufacture
Electrostatic discharge (ESD) devices and methods of manufacture are provided. The method includes forming a plurality of fin structures and a mesa structure from semiconductor material. The method further includes forming an epitaxial material with doped regions on the mesa structure and forming gate material over at least the plurality of fin structures. The method further includes planarizing at least the gate material such that the gate material and the epitaxial material are of a same height. The method further includes forming contacts in electrical connection with respective ones of the doped regions of the epitaxial material. |
| US10748890B2 |
Negative voltage tolerant IO circuitry for IO pad
Disclosed herein is an electronic device including an IO node, with a receiver coupled to receive input from the IO node. A transmitter driver has a first n-channel DMOS with a source coupled to the IO node. A pass gate circuit decouples the IO node from the receiver based upon presence of a negative voltage at the IO node and couples the IO node to the receiver based upon lack of presence of the negative voltage at the IO node. A transmit protection circuit applies the negative voltage from the IO node to the gate and bulk of the first n-channel DMOS based upon the presence of the negative voltage at the IO node. |
| US10748888B2 |
Display assembly
A display assembly includes a display component and a flexible stratum. The flexible stratum includes a first side coupled to the display component and a second side opposite to the first side. The second side includes protruding portions separate apart from each other, and one of the protruding portions includes a side section, a top section, and a tapering section extending from the side section to the top section and having a curved surface. |
| US10748884B2 |
Electronic device with common electrode
An electronic device is disclosed which includes: a substrate; a plurality of active elements disposed on the substrate; a common electrode disposed on the active elements and including a plurality of openings; and a plurality of light-emitting elements, at least one of the light-emitting elements disposed on the common electrode partially, wherein the light-emitting elements each include a first pad and a second pad, and the first pad and the second pad are disposed on a same side of each said light-emitting element, wherein the first pad of one of the light-emitting elements is disposed corresponding to one of the openings of the common electrode and the first pad of the one of the light-emitting elements electrically connects to one of the active elements, and the second pad electrically connects to the common electrode. |
| US10748881B2 |
Light emitting device with LED stack for display and display apparatus having the same
A light emitting device for a display includes a substrate and first, second, and third LED sub-units, a first transparent electrode between the first and second LED sub-units and in ohmic contact with the first LED sub-unit, a second transparent electrode between the second and third LED sub-units and in ohmic contact with the second LED sub-unit, a third transparent electrode between the second transparent electrode and the third LED sub-unit and in ohmic contact with the third LED sub-unit, at least one current spreader connected to at least one of the first, second, and third LED sub-units, electrode pads disposed on the substrate, and through-hole vias formed through the substrate, in which at least one of the through-hole vias is formed through the substrate and the first and second LED sub-units. |
| US10748877B2 |
Integrated wafer-level processing system
Examples of techniques for an integrated wafer-level processing system are disclosed. In one example implementation according to aspects of the present disclosure, an integrated wafer-level processing system includes a memory wafer and a processing element connected to the memory wafer via a data connection. |
| US10748874B2 |
Power and temperature management for functional blocks implemented by a 3D stacked integrated circuit
A three-dimensional stacked integrated circuit (3D SIC) having a non-volatile memory die, a volatile memory die, a logic die, and a thermal management component. The non-volatile memory die, the volatile memory die, the logic die, and the thermal management component are stacked. The thermal management component can be stacked in between the non-volatile memory die and the logic die, stacked in between the volatile memory die and the logic die, or both. |
| US10748871B2 |
Semiconductor chip and semiconductor package including the same
A semiconductor package may include a package substrate, a first semiconductor chip on the package substrate, and a second semiconductor chip on the first semiconductor chip. The first semiconductor chip comprises a chip substrate including a first surface and a second surface opposite to the first surface, a plurality of first chip pads between the package substrate and the chip substrate, and electrically connecting the first semiconductor chip to the package substrate, a plurality of second chip pads disposed on the second surface and between the second semiconductor chip and the second surface, and a plurality of redistribution lines on the second surface, the redistribution lines electrically connecting to the second semiconductor chip, and a plurality of bonding wires electrically connecting the redistribution lines to the package substrate. |
| US10748868B2 |
Adhesive bonding composition and electronic components prepared from the same
A polymerizable composition includes at least one monomer, a photoinitiator capable of initiating polymerization of the monomer when exposed to light, and a phosphor capable of producing light when exposed to radiation (typically X-rays). The material is particularly suitable for bonding components at ambient temperature in situations where the bond joint is not accessible to an external light source. An associated method includes: placing a polymerizable adhesive composition, including a photoinitiator and energy converting material, such as a down-converting phosphor, in contact with at least two components to be bonded to form an assembly; and, irradiating the assembly with radiation at a first wavelength, capable of conversion (down-conversion by the phosphor) to a second wavelength capable of activating the photoinitiator, to prepare items such as inkjet cartridges, wafer-to-wafer assemblies, semiconductors, integrated circuits, and the like. |
| US10748867B2 |
Extrusion-based additive manufacturing system for 3D structural electronic, electromagnetic and electromechanical components/devices
The present invention provides a system and method for making a three-dimensional electronic, electromagnetic or electromechanical component/device by: (1) creating one or more layers of a three-dimensional substrate by depositing a substrate material in a layer-by-layer fashion, wherein the substrate includes a plurality of interconnection cavities and component cavities; (2) filling the interconnection cavities with a conductive material; and (3) placing one or more components in the component cavities. |
| US10748863B2 |
Semiconductor devices having metal posts for stress relief at flatness discontinuities
A semiconductor device includes a first body having a first coefficient of thermal expansion (CTE) and a first surface, a third body having a third CTE and a third surface facing the first surface, and a fourth surface at an angle with respect to the third surface defining an edge of the third body, and a second body having a second CTE higher than the first and the third CTE, the second body contacting the first and the third surfaces. A post having a fourth CTE lower than the second CTE, transects the second body and contacts the edge. |
| US10748860B2 |
Amplifier
Parallel inductors include a first metal wire (8a or 8b) for connecting a drain terminal (2) and a first metal pattern (7a or 7b), and a second metal wire (10a or 10b) for connecting the first metal pattern (7a or 7b) and a second metal pattern (9a or 9b). The second metal wires (10a and 10b) are each positioned between the corresponding first metal wire (8a or 8b) and a corresponding third metal wire (12a or 12b) for connecting the drain terminal (2) and a third metal pattern (11). The direction of current through the second metal wires (10a and 10b) is opposite to the direction of current through each of the first metal wire (8a or 8b) and the third metal wire (12a or 12b). |
| US10748859B2 |
Power converting device
A power converting device such that an overcurrent is interrupted and damage to a power semiconductor element can be prevented is obtained. The power converting device includes a power semiconductor element, a wiring member connected to an electrode of the power semiconductor element, a bus bar that supplies power to the power semiconductor element, and a frame that houses the power semiconductor element, wherein the bus bar has a connection terminal connected to the wiring member, and a fuse portion is provided in the connection terminal. |
| US10748857B2 |
Die features for self-alignment during die bonding
A semiconductor device assembly that includes a substrate having a first side and a second side, the first side having at least one dummy pad and at least one electrical pad. The semiconductor device assembly includes a first semiconductor device having a first side and a second side and at least one electrical pillar extending from the second side. The electrical pillar is connected to the electrical pad via solder to form an electrical interconnect. The semiconductor device assembly includes at least one dummy pillar extending from the second side of the first semiconductor device and a liquid positioned between an end of the dummy pillar and the dummy pad. The surface tension of the liquid pulls the dummy pillar towards the dummy pad. The surface tension may reduce or minimize a warpage of the semiconductor device assembly and/or align the dummy pillar and the dummy pad. |
| US10748852B1 |
Multi-chip module (MCM) with chip-to-chip connection redundancy and method
Disclosed is a multi-chip module (MCM) with redundant chip-to-chip communication connection(s) to minimize the need to discard a chip-mounting layer due to defective signal traces. The MCM includes at least first and second chips mounted on the chip-mounting layer. The chip-mounting layer includes signal traces that are electrically connected between first and second links on the first and second chips, respectively, to form communication connections including at least one redundant communication connection. Instead of being directly connected to the chip-to-chip communication connections, first and second interfaces on the first and second chips are connected via first and second multiplexors, respectively, to selected ones of multiple chip-to-chip communication connections. By employing the multiplexors and the redundant chip-to-chip communication connection(s), chip-to-chip communication connection(s) with defective signal trace(s) can be bypassed. Specifically, during MCM assembly, the multiplexors are programmed to avoid using chip-to-chip communication connections with defective signal traces. |
| US10748850B2 |
Thinned semiconductor package and related methods
Implementations of semiconductor packages may include a die having a first side and a second side opposite the first side, a first metal layer coupled to the first side of the die, a tin layer coupled to the first metal layer, the first metal layer between the die and the tin layer, a backside metal layer coupled to the second side of the die, and a mold compound coupled to the die. The mold compound may cover a plurality of sidewalls of the first metal layer and a plurality of sidewalls of the tin layer and a surface of the mold compound is coplanar with a surface of the tin layer. |
| US10748848B2 |
Electronic device
An electronic device includes a substrate, first signal lines, pixel structures, first pads, transmission pads, a first combination circuit board, and a transmission circuit board. The first pads are electrically connected to some of a plurality of first signal lines. The transmission pads are electrically connected to some of the first signal lines. The first combination circuit board is disposed between a first side and a second side of the substrate opposite to each other. The transmission circuit board is disposed between the first combination circuit board and the second side of the substrate. The first combination circuit board is electrically connected to at least some of the first pads, and a first pitch exists between the adjacent first pads. The transmission pads are electrically connected to the transmission circuit board, and a transmission-pad pitch exists between the adjacent transmission pads. The transmission-pad pitch is greater than the first pitch. |
| US10748845B2 |
Power management application of interconnect substrates
Various applications of interconnect substrates in power management systems are described. |
| US10748841B2 |
Packages with Si-substrate-free interposer and method forming same
A method includes forming a plurality of dielectric layers, forming a plurality of redistribution lines in the plurality of dielectric layers, etching the plurality of dielectric layers to form an opening, filling the opening to form a through-dielectric via penetrating through the plurality of dielectric layers, forming a dielectric layer over the through-dielectric via and the plurality of dielectric layers, forming a plurality of bond pads in the dielectric layer, bonding a device die to the dielectric layer and a first portion of the plurality of bond pads through hybrid bonding, and bonding a die stack to through-silicon vias in the device die. |
| US10748840B2 |
Chip-size, double side connection package and method for manufacturing the same
A low resistance metal is charged into holes formed in a semiconductor substrate to thereby form through electrodes. Post electrodes of a wiring-added post electrode component connected together by a support portion thereof are simultaneously fixed to and electrically connected to connection regions formed on an LSI chip. On the front face side, after resin sealing, the support portion is separated so as to expose front face wiring traces. On the back face side, the semiconductor substrate is grounded so as to expose tip ends of the through electrodes. The front face wiring traces exposed to the front face side and the tip ends of the through electrodes exposed to the back face side are used as wiring for external connection. |
| US10748836B2 |
Semiconductor laser module and method for manufacturing the same
The semiconductor laser module 1 has an electrically conductive heat sink 10, a submount 20 disposed above the heat sink 10, a semiconductor laser device 30 disposed above the submount 20, a lower solder layer 50 disposed between the heat sink 10 and the submount 20, and an upper solder layer 60 electrically connected to the semiconductor laser device 30 and the heat sink 10. This upper solder layer 60 has an electric resistivity lower than an electric resistivity of the submount 20 and extends along surfaces 21 and 22 of the submount 20 to the heat sink 10. |
| US10748831B2 |
Semiconductor packages having thermal through vias (TTV)
Semiconductor packages and methods of forming the same are provided. One of the semiconductor package includes a first die, a dummy die, a first redistribution layer structure, an insulating layer and an insulating layer. The dummy die is disposed aside the first die. The first redistribution layer structure is electrically connected to the first die and having connectors thereover. The insulating layer is disposed over the first die and the dummy die and opposite to the first redistribution layer structure. The insulating layer penetrates through the insulating layer. |