Document Document Title
US10798454B2 Providing interactive multimedia services
A method for presenting interactive multimedia programs includes selecting a multimedia program having a plurality of segments, classifying the multimedia program and the plurality of segments according to content, and generating a plurality of additional content items based on the classification, each of which is associated with at least one of the plurality of segments. The method further includes generating a plurality of pre-defined queries for each of the plurality of segments based on a content of the segment and at least one speech recognition grammar based on the plurality of pre-defined queries. The plurality of additional content items are retrievable responsive to the plurality of pre-defined queries. The method further includes generating a data stream including the at least one speech recognition grammar and all of the plurality of additional content items and the plurality of pre-defined queries arranged according to an order of the plurality of segments.
US10798453B2 Content scheduling
Presentation of content by a device can be uniquely scheduled by a user in advance with no further interaction with the device by the user. A schedule manager component associated with the device can receive input from a user selecting various items of content for presentation at various times, and, based on the input, can schedule presentation of the various items of content at the various times. The items of content can be content obtained by the device from various sources, including television channels, radio channels, Internet sources, applications, or other devices. To facilitate scheduling of content, the schedule manager component can facilitate presenting a content scheduler interface to the user on the device or another device associated with the device. The schedule manager component can execute the various items of content at the various times for presentation by a display device associated with the device.
US10798451B2 Systems and methods for detecting a reaction by a user to a media asset to which the user previously reacted at an earlier time, and recommending a second media asset to the user consumed during a range of times adjacent to the earlier time
Systems and methods are disclosed herein for detecting a first reaction by a user when consuming a media asset at a first time, where a first magnitude of the first reaction exceeds a first threshold. The systems and methods may determine whether a second reaction by the user occurred when the user consumed the media asset at a second time that is prior to the first time, where a second magnitude of the second reaction exceeds a second threshold, and may recommend the second media asset to the user.
US10798450B2 Display apparatus and set-top box identification method thereof
A method of identifying a set-top box connected to a display apparatus, including detecting network connection information, determining an internet service provider using the detected network connection information, and searching a stored set-top box list according to a priority corresponding to the determined internet service provider.
US10798449B2 Information processing apparatus and information processing method for validating an application
Provided is an information processing apparatus, including: a broadcast receiver capable of receiving a broadcast signal; and a controller configured to obtain at least information used to control an operation of an application, the application using a broadcast signal received by the broadcast receiver, and an application information table describing information on an expire date, to determine if the expire date of the obtained application information table is expired or not based on information on the expire date, and to invalidate start of the application based on the application information table if the controller determines that the expire date is expired.
US10798448B2 Providing restricted overlay content to an authorized client device
A processing device for generating a viewing data report is disclosed. The processing device may include a memory device and a processor. The memory device may store instructions. The processor may be operatively coupled to the memory device. The processor may execute the instructions to: determine first viewing data associated with a first ACR event; determine second viewing data associated with a second ACR event; determine that a data field of a plurality of data fields in the first viewing data is incomplete; derive new data for the data field using other data fields of the first viewing data; aggregate the first viewing data and the second viewing data into a single data model to obtain aggregated viewing data of viewing behavior of a first viewer and a second viewer; and create a viewing data report as a compilation of the aggregated viewing data.
US10798446B2 Content narrowing of a live feed based on cognitive profiling
Methods and systems for use in processing streaming video content to determine portions of interest to a viewer and arrange content display accordingly. In various examples, a streaming video processing system determines a plurality of media content tags associated with streaming video content, including a first tag associated with a stored portion of the streaming video content and a second tag associated with a current portion of the streaming video content. The system calculates a first interest correlation value based on the first tag and a cognitive profile associated with a content requestor, and a second interest correlation value based on the second tag and the cognitive profile. When the first interest correlation value indicates a greater interest level than the second interest correlation value, the system facilitates display of the stored portion of the streaming video content prior to display of the current portion of the streaming video content.
US10798442B2 Coordination of connected home devices to provide immersive entertainment experiences
In one example, the present disclosure describes a device, computer-readable medium, and method for providing immersive entertainment experiences by coordinating the actions of connected home devices. For instance, in one example, a metadata file is encoded in a first signal. The metadata file contains data that indicates how to adjust a setting of a connected home device to synchronize a home system with a portion of a media. The first signal is then delivered to a customer device in communication with the connected home device.
US10798441B2 Information processing method, apparatus, and device
An information processing method includes: a second device acquires identification information of a commodity in a video; the second device acquires corresponding advertisement information according to the identification information of the commodity; and the second device contains the advertisement information in a first read response, and sends the first read response to a fourth device. An information processing apparatus and a device are also disclosed.
US10798436B2 System and method to deliver video content
Aspects of the subject disclosure may include, for example, identifying video content having a scheduled broadcast time during a first viewing period that satisfies a viewership threshold and facilitating a transfer of the video content to a multimedia storage device. The video content is transferred to the multimedia storage device during a second viewing period prior to the first viewing period. The video content includes the data to prevent the multimedia storage device from sending the video content to another device prior to the time when the program is scheduled to be broadcast. Other embodiments are disclosed.
US10798433B2 Dynamic content delivery routing and related methods and systems
Systems, devices, and methods for streaming media content over a network are provided. One exemplary method of streaming media content over a network involves transmitting one or more portions of the media content to a client device via a delivery route between a content delivery source and the network, determining a performance metric associated with the transmitting of the one or more portions via the delivery route, and dynamically adjusting the delivery route between the content delivery source and the network based at least in part on the performance metric.
US10798422B2 Method and system of video coding with post-processing indication
Methods, systems, and articles are described herein related to video coding with post-processing indication.
US10798417B2 Deblock filtering for 360-degree video coding
A method of decoding 360-degree video, including receiving video data indicative of a 360-degree video picture projected onto a 2D picture, the 2D picture being divided into a plurality of blocks, predicting a first of the blocks of the 2D picture, and deblock filtering pixels along a border of the first of the blocks based on the position of the border between the first of the blocks and a second of the blocks in the 360-degree video picture.
US10798414B2 Method and device for selective multi-sample intra-prediction
The multi sample prediction method of the present invention comprises the steps of: determining a sample group consisting of a plurality of samples inside a decoding target block; determining a representative position corresponding to the sample group, inside the decoding target block; determining a representative prediction value for the sample group, on the basis of the determined representative position; and determining the determined representative prediction value as the final prediction value for each of the plurality of samples making up the sample group. The present invention enhances efficiency in encoding/decoding and reduces complexity thereof.
US10798406B2 Systems and methods for controlling video display
Systems and methods are provided for video display control. An example method includes: determining, by one or more processors, whether a coding frame extracted from a video coding stream is an I Frame; if the coding frame extracted from the video coding stream is an I Frame, acquiring, by the one or more processors, a timestamp of the I Frame and a timestamp of an adjacent coding frame after the I Frame; and controlling, by the one or more processors, display of the I Frame based on the timestamp of the I Frame and the timestamp of the adjacent coding frame after the I Frame.
US10798405B2 Image encoding method and apparatus, and image decoding method and apparatus
An image encoding method includes: determining N encoded units from adjacent encoded units of a to-be-encoded unit according to a first preset rule, where a motion prediction mode of the N encoded units is the same as that of the to-be-encoded unit; generating an nth motion vector group by using a first preset algorithm and based on a motion vector of an nth encoded unit; determining, from obtained N motion vector groups according to a second preset rule, one motion vector group as an optimal motion vector group; determining a prediction sample value of each sample unit in the to-be-encoded unit by using a second preset algorithm and based on the optimal motion vector group; and encoding a prediction residual of each sample unit and an index identifier of the optimal motion vector group, to obtain a bitstream corresponding to the to-be-encoded unit.
US10798402B2 Same frame motion estimation and compensation
Motion estimation or compensation functionality of a hardware component is used to encode or decode key frames and other video frames. The hardware component includes a memory, which may, for example, be a local static random access memory or an external dynamic random access memory. Upon a block of a frame being encoded or decoded, data associated with that block is stored in the memory. That data can then be processed by motion estimation or motion compensation for use in encoding or decoding one or more later blocks within the same frame. The data may, for example, be stored in the memory after operations for reconstruction and loop filtering have been performed. The data stored in the memory may effectively be processed using traditional inter-prediction operations, such as to identify similar video objects within blocks of the same frame.
US10798396B2 System and method for temporal differencing with variable complexity
A system and method for transmitting compressed video. A transmitter receives uncompressed video data from a video source, and compresses it using one or more reference frames. A receiver receives the compressed video data and decodes it, using the same reference frames, to form display data. The reference frames are stored in compressed form in both the transmitter and the receiver. Each frame of display data becomes a reference frame for the decoding of a subsequent frame.
US10798395B2 Video encoding with content adaptive resource allocation
One or more computing devices, systems, and/or methods for video encoding are provided. For example, a video file may be segmented into at least a first portion and a second portion. The first portion may be analyzed to determine that the first portion is associated with a first level of complexity, and the second portion may be analyzed to determine that the second portion is associated with a second level of complexity. A first bitrate associated with the first level of complexity may be determined, and a second bitrate associated with the second level of complexity may be determined. The first portion may be encoded at the first bitrate to generate a first encoded portion, and the second portion may be encoded at the second bitrate to generate a second encoded portion. The first encoded portion and the second encoded portion may be assembled to generate an optimized video file.
US10798391B2 Filtering method, moving picture coding apparatus, moving picture decoding apparatus, and moving picture coding and decoding apparatus
A filtering method according to the present invention is for filtering a plurality of blocks included in an image, and comprises: determining whether each of the blocks is an IPCM block or not; filtering a non-IPCM block that is not an IPCM block among the blocks to generate filtered data; outputting the filtered data as pixel values of the non-IPCM block, and outputting pixel values of the unfiltered IPCM block as pixel values of the IPCM block.
US10798387B2 Source-consistent techniques for predicting absolute perceptual video quality
In various embodiments, a perceptual quality application computes an absolute quality score for encoded video content. In operation, the perceptual quality application selects a model based on the spatial resolution of the video content from which the encoded video content is derived. The model associates a set of objective values for a set of objective quality metrics with an absolute quality score. The perceptual quality application determines a set of target objective values for the objective quality metrics based on the encoded video content. Subsequently, the perceptual quality application computes the absolute quality score for the encoded video content based on the selected model and the set of target objective values. Because the absolute quality score is independent of the quality of the video content, the absolute quality score accurately reflects the perceived quality of a wide range of encoded video content when decoded and viewed.
US10798380B1 Adaptive use of search modes based on neighboring blocks
Reference data is one type of data that the video accelerator may frequently be read from external memory. In various examples, the video accelerator can adaptively select inter-prediction modes based on the bandwidth to external memory that is available at any point in time. The video accelerator can determine the amount of bandwidth that is available, and when the bandwidth is insufficient for obtaining reference data for all possible inter-prediction modes, the video accelerator can use the encoding parameters of a neighboring block to select an inter-prediction mode to use. The video accelerator can then obtain a reference window for the selected inter-prediction mode, and perform prediction using the inter-prediction mode and the reference window.
US10798379B2 Intra/inter mode decision for predictive frame encoding
This invention predicts that intra mode prediction is more effective for the macroblocks where motion estimation in inter mode prediction fails. This failure is indicated by a large value of the inter mode SAD. This invention performs intra mode prediction for only macro blocks have larger inter mode SADs. The definition of a large inter mode SAD differs for different content. This invention compares the inter mode SAD of a current macroblock with an adaptive threshold. This adaptive threshold depends on the average and variance of the SADs of the previous predicted frame. An adaptive threshold is calculated for each new predictive frame.
US10798378B1 Weighted angular prediction for intra coding
A method of decoding JVET video, comprising receiving a bitstream indicating how a coding tree unit was partitioned into coding units according to a partitioning structure that allows nodes to be split according to a partitioning technique. An intra direction mode for a coding unit may be selected, as well as one or more of the plurality of reference lines to generate at least one predictor for the intra direction mode. A predictor may be generated from reference samples within each selected reference line by combining predicted pixel values based on a projected position on a main reference line in combination with predicted pixel values based on a projected position on a side reference line. The predicted pixel values are weighted according to a weight parameter, wherein the weight parameter is determined based on a shift conversion factor.
US10798372B2 Gate line scanning methodology for three-dimensional display driving method and device, and display device
A 3D display driving method, a 3D display driving device and a display device are provided. The 3D display driving method includes, during each display period: within a display duration (2n−1)th for a left-eye image of a left-eye image frame, scanning a first gate line in an nth group of gate lines, and within a part of the display duration (2n−1)th for the left-eye image, scanning a second gate line in the nth group of gate lines; and within a display duration (2n)th for a right-eye image of a right-eye image frame, scanning the second gate line in the nth group of gate lines, n being a positive integer smaller than or equal to M, and M being an integer greater than 1.
US10798371B2 Multiview display with head tracking
A head-tracking multiview display and a head-tracking multiview display system selectively provide a primary set of views and a secondary view representing a perspective view of a scene that is angularly adjacent to the primary view set. The head-tracking multiview display includes a multibeam backlight configured to provide a plurality of light beams corresponding to different view directions of a multiview image and a light valve array configured to modulate the light beams to provide a plurality of views including the primary view set and the secondary view. The head-tracking multiview display system further includes a head tracker configured to determine a position of a user. At a first determined position the head-tracking multiview display is configured to provide the primary view set and at a second determined position the head-tracking multiview display being configured to provide the augmented view set.
US10798370B2 Apparatus, system, and method for interpupillary-distance-adjustable head-mounted displays
An apparatus for head-mounted displays may include (i) a flexible planar support frame, (ii) a left eye cup coupled to a left side of the flexible planar support frame and a right eye cup coupled to a right side of the flexible planar support frame, (iii) left-eye and right-eye display screen areas mounted to the flexible planar support frame such that the left-eye display screen area projects toward a left eye aperture defined by the left eye cup and the right-eye display screen area projects toward a right eye aperture defined by the right eye cup. The flexible planar support frame may be bendable such that the distance between projections of the left-eye and right-eye display screen areas onto a viewing plane varies as the flexible planar support frame bends, thereby adjusting for varying interpupillary distances. Various other devices, systems, and methods are also disclosed.
US10798368B2 Exposure coordination for multiple cameras
In one embodiment, a computing system may determine a first target region within a first field of view of a first camera and a second target region within a second field of view of a second camera. The first field of view and the second field of view may be partially overlapping. The system may determine first lighting conditions of the first target region. The system may determine a first exposure time for at least the first camera and the second camera based at least in part on the determined first lighting conditions. The system may instruct the first camera and the second camera to take pictures using the determined first exposure time.
US10798367B2 Imaging device, image processing device and image processing method
A third imaging unit including a pixel not having a polarization characteristic is interposed between a first imaging unit and a second imaging unit including a pixel having a polarization characteristic for each of a plurality of polarization directions. A depth map is generated from a viewpoint of the first imaging unit by matching processing using a first image generated by the first imaging unit and a second image generated by the second imaging unit A normal map is generated on the basis of a polarization state of the first image. Integration processing of the depth map and the normal map is performed and a depth map with a high accuracy is generated. The depth map generated by the map integrating unit is converted into a map from a viewpoint of the third imaging unit, and an image free from deterioration can be generated.
US10798366B2 Motion detection device and motion detection method
A motion detection device is provided. The motion detection device includes a first image recording unit, a first storage unit, a motion detection unit, a depth calculation unit, and a determination unit. The first image recording unit is configured to record a first video. The first storage unit is configured to store the first video. The motion detection unit is configured to detect a moving object in the first video. The depth calculation unit is configured to calculate a depth of the moving object. The determination unit is configured to determine whether or not the moving object is a concerned event according to the depth of the moving object.
US10798365B2 Auto-alignment of image sensors in a multi-camera system
A pair of cameras having an overlapping field of view is aligned based on images captured by image sensors of the pair of cameras. A pixel shift is identified between the images. Based on the identified pixel shift, a calibration is applied to one or both of the pair of cameras. To determine the pixel shift, the camera applies correlation methods including edge matching. Calibrating the pair of cameras may include adjusting a read window on an image sensor. The pixel shift can also be used to determine a time lag, which can be used to synchronize subsequent image captures.
US10798361B2 Video display control methods and apparatuses and display devices
Various video display control methods and apparatuses and various display devices are disclosed. A method comprises: acquiring interframe differences between every two adjacent frames in at least two adjacent video frames in sequence of a video, adjusting a display image distance of at least one video frame in the at least two video frames according to respective interframe differences, and controlling the display device to display the at least one video frame at least according to the adjusted display image distance of the at least one video frame. A visual effect and user experience can be thereby improved.
US10798357B2 Method and device for correcting color temperature of flash lamp
The present disclosure relates to a method and a device for correcting a color temperature of a flash lamp in the field of the computer technology. The method includes: obtaining a first color temperature value of a gray point region in a first image, in which the first image is obtained by capturing a scene when the flash lamp is closed; searching for an image region corresponding to the gray point region in a second image, in which the second image is obtained by capturing the scene when the flash lamp is open; and correcting the color temperature for the light compensation of the flash lamp according to a difference obtained by subtracting the first color temperature value from the second color temperature value.
US10798353B2 Calibration apparatus, calibration method, optical apparatus, image capturing apparatus, and projection apparatus
A calibration apparatus is configured to acquire calibration data indicating a correspondence between two-dimensional pixel coordinates of the image-conversion device and three-dimensional world coordinates of the world coordinate space and calculate parameters by fitting, to the acquired data, a camera model in which two coordinate values of the two-dimensional pixel coordinates are expressed as a function of three coordinate values of the three-dimensional world coordinates. When a projection relationship between an angle of view and an image height of the optical system is roughly expressed by a predetermined expression by using a projection focal distance, the apparatus is configured to convert three-dimensional world coordinates of the acquired data to two-dimensional coordinates and, subsequently, by fitting a camera model in which the two coordinate values of the two-dimensional pixel coordinates are expressed as a function of two coordinate values of the two-dimensional coordinates, calculate the parameters of the camera model.
US10798347B2 Information processing device, information processing method, and program
According to an embodiment of the present technology, there is provided an information processing device including an input unit, a setting unit, and a generation unit. An image information item of an image to be a projection target is input to the input unit. The setting unit sets a superimposition region at a predetermined position in the image to be the projection target. The generation unit generates, on the basis of the input image-information item, a base image that contains an image of the set superimposition region, and a superimposition image that is superimposed onto the image of the superimposition region in the base image.
US10798345B2 Imaging device, control method of imaging device, and storage medium
A first imaging unit according to the present embodiment acquires a wide angle image. A second imaging unit according to the present embodiment captures a part of a capturing range of the first imaging unit and comprises a drive mechanism capable of changing a capturing direction. A control unit controls a frequency of acquiring the wide angle image based on at least one of a state of the second imaging unit and information included in a detail image captured by the second imaging unit.
US10798344B1 Asset management monitoring
Techniques are described for an autonomous asset management system that integrates autonomous devices, such as drone devices and other robotic devices, with a home security system of a property to enable management, monitoring, and/or tracking of various assets located within the property. In some implementations, an indication of an asset associated with a property is obtained by an autonomous device. Sensor data collected by one or more sensors of the property is obtained by the autonomous device based on the indication of the asset. A present status of the asset is determined by the autonomous device based on the sensor data. A determination that the present status of the asset does not correspond to an expected status of the asset is made by the autonomous device. In response, the autonomous device navigates to the particular location of the property.
US10798341B1 Systems and methods for compiling and presenting highlights of a video conference
A user interface of a video conference system includes a bi-axial display of highlight information corresponding to highlights designated by participants in a video conference. The biaxial display shows highlights organized in timeline fashion within a panel arranged alongside a display of conference participants, and indications of those highlights within a timeline associated with the display of conference participants. The highlights organized in timeline fashion within the panel may include spaces for comments by the conference participants. Moreover, the panel may be configurable to display either the spaces for comments by the conference participants or an annotated transcript of the video conference, the transcript being annotated with indicators of instances of the highlights.
US10798340B2 Auxiliary stream transmission method based on video conference system
The present invention relates to an auxiliary stream transmission method based on a video conference system. The method integrates an auxiliary stream function into an auxiliary stream peripheral, a computer is connected to a master server of the video conference system through the auxiliary stream peripheral, and the master server and the auxiliary stream peripheral are connected through a network cable. In the present invention, the auxiliary stream peripheral and the master server are connected through a network cable, to improve flexibility of system deployment, and costs of the network cable are low, to correspondingly reduce deployment costs of the system.
US10798338B1 Single point devices that connect to a display device
Single point devices that connect to a display device include a port for establishing a connection to a port on the display device and for switching the display device from a first mode to a second mode; an audio video device configured to capture image data representing one or more images of physical entities in a field of view of the audio video device and further configured to capture acoustic data; a receiver device and a transmitter device configured for dedicated communication with a data processing system.
US10798331B2 Multichromic reflective layer to enhance screen gain
A multichromic reflective coating is applied to a projector screen to reflect only those wavelengths produced by the projector, to accentuate selective wavelengths of light to be reflected. The screen can be a passive black substrate or an active grayscale screen such as e-ink paper, and un-reflected light reaches the screen which selectively tunes its grayscale to accentuate the brightness or darkness of the color video image being projected onto it and reflected by the multichromic reflective coating.
US10798330B2 Imaging device and imaging apparatus
A solid state imaging device includes a pixel unit and an output unit. The pixel unit has a first pixel and a second pixel different from the first pixel. The output unit has a first capacitance to which a first pixel signal read from the first pixel is input, a second capacitance to which a second pixel signal read from the second pixel is input, and an operational amplifier outputting an output signal in accordance with the first capacitance and the second capacitance.
US10798326B2 Imaging apparatus, signal processing apparatus, and moving body
A pixel includes a first electrode, a second electrode facing to the first electrode in a first direction, and a third electrode disposed between the first and second electrodes. A photoelectric conversion layer is disposed on the electrodes. Signals for phase difference detection are read from the first and second electrodes. Furthermore, a signal for imaging is read from the third electrode.
US10798308B2 Imaging control device, imaging apparatus, imaging control method, and imaging control program
An processor that performs consecutive imaging control for consecutively imaging a subject by an imaging sensor and emitting auxiliary light in an imaging period in which each of the plurality of times of the imaging is performed, the imaging periods do not overlap, an end timing of a light emission period of the auxiliary light started in the imaging period is later than an end timing of the imaging period, the imaging control device further controls a light emission intensity of the auxiliary light in the light emission period started in the second imaging period or imaging sensitivity in the second imaging period based on the light emission intensity of the auxiliary light emitted in an overlapping period overlapping with the second imaging period in the light emission period started in the first imaging period.
US10798306B1 Interpolation based camera motion for transitioning between best overview frames in live video
The present invention is a method and a processing device that allows smoothing of all camera parameters that are changeable while the camera is running through a tasklist component that schedules transitions synchronized with the output video frame rate. A device-native thread runs the scheduler which picks smoothing tasks off a list to meet real-time requirements. Different strategies for smoothing based on Bézier curves, splines and linear interpolation are scheduled on the runtime. The camera, which is automatically able to detect people and frame them based on where they are, uses this module to smoothly change the frame when people move in the camera field of view, among other functions.
US10798304B2 Optical unit with shake correction function including center-of-gravity position adjusting member and method for fixing center-of-gravity position adjusting member
An optical unit may include a movable member. The movable member may include a lens barrel member, an imaging element, and a holder to which either one of a coil and magnet comprised in a swing-driving mechanism is attached. The optical unit may further include a fixed member to which another one of the coil and magnet is attached. The fixed member may be configured to support the movable member. The optical unit may further include a position adjusting member attached to a tubular part of the holder. The tubular part may include a subject-side end part and a stepped part. The position adjusting member may be in an annular shape to be engaged with a small outside diameter of the tubular part. A part of the small-diameter part that is not surrounded by the position adjusting member may be bent to an outer circumference side of the tubular part.
US10798303B1 Techniques to compensate for movement of sensors in a vehicle
Techniques are described for compensating for movements of sensors on a vehicle. A method includes receiving two sets of sensor data from two sets of sensors, where a first set of sensors are located on a roof of a cab of the semi-trailer truck and a second set of sensor data are located on a hood of the semi-trailer truck. The method also receives from a height sensor a measured value indicative of a height of the rear of a rear portion of the cab of the semi-trailer truck relative to a chassis of the semi-trailer truck, determines two correction values, one for each of the two sets of sensor data, and compensates for the movement of the two sets of sensors by generating two sets of compensated sensor data. The two sets of compensated sensor data are generated by adjusting the two sets of sensor data based on the two correction values.
US10798302B2 Method of capturing based on usage status of electronic device and related products
A capturing method and related products are provided. The capturing method is applicable to an electronic device including a gravity sensor, a display screen, a control circuit, and a camera. The display screen has a display region and a non-display region. The camera is located in the non-display region. The method includes the follows. A usage status of the electronic device is determined. The usage status includes a portrait-mode-upright usage status and a portrait-mode-inverted usage status. The non-display region is located at the top side of the display region when the electronic device is in the portrait-mode-upright usage status. A target zoom ratio of the camera is determined when the electronic device is in the portrait-mode-inverted usage status. An image is captured based on the target zoom ratio when the electronic device is in the portrait-mode-inverted usage status.
US10798301B2 Panoramic image mapping method
Disclosed is a panoramic image mapping method and a corresponding reversely mapping method. Particularly, the mapping process includes mapping a panoramic image or a spherical surface corresponding to Video A: first, dividing the spherical surface into three areas based on the latitudes of the spherical surface, denoted as Area I, Area II, and Area III, respectively; mapping the three areas to a square plane I′, a rectangular plane II′, and a square plane III′, respectively; then, splicing the planes I′, II′ and III′ into a plane, wherein the resulting plane is the two-dimensional image or video B. Compared with the equirectangular mapping method, the method according to the present disclosure may effectively ameliorate oversampling in high-latitude areas and effectively lower the bit rate needed by coding and the complexity of decoding. The present disclosure relates to the field of virtual reality, which may be applied to panoramic images and videos.
US10798298B1 Flicker detector
In one embodiment, a computing system receives one or more signals indicative of light intensities captured by one or more cameras. These signals are captured in a plurality of frames at a first frame rate. The computing system calculates light intensity metrics for each frame of the plurality of frames based on the one or more signals captured in the respective frames. The computing system detects one or more peaks based on the light intensity metrics associated with one or more frames of the plurality of frames. The one or more frames were captured in a predetermined time period. The computing system determines a likelihood of perceptible flicker based on the detected one or more peaks. The computing system causes the one or more cameras to capture frames at a second frame rate in response to a determination that the likelihood of perceptible flicker exceeds a predetermined threshold.
US10798297B2 Systems, methods, and devices for unmanned vehicle detection
Systems, methods, and apparatus for detecting UAVs in an RF environment are disclosed. An apparatus is constructed and configured for network communication with at least one camera. The at least one camera captures images of the RF environment and transmits video data to the apparatus. The apparatus receives RF data and generates FFT data based on the RF data, identifies at least one signal based on a first derivative and a second derivative of the FFT data, measures a direction from which the at least one signal is transmitted, analyzes the video data. The apparatus then identifies at least one UAV to which the at least one signal is related based on the analyzed video data, the RF data, and the direction from which the at least one signal is transmitted, and controls the at least one camera based on the analyzed video data.
US10798296B2 Camera system for detecting codings
A method for operating a camera system for detecting codings, in which positions of contour points of the codings are determined in relation to edges of a search zone of the camera system, wherein a reading reliability of the search zone is determined from a distance of the contour points from the edges of the search zone.
US10798294B1 Remotely controlling access to a digital camera
Remotely controlling access to a digital camera. In some embodiments, a method may include defining at least one parameter associated with a capture of media by a camera coupled to a monitored computer device, determining that the camera is capturing media, determining that the at least one parameter is present in the captured media; determining that the presence of the at least one parameter is not approved, and sending an instruction to the monitored computer device to disable use of the camera coupled to the monitored computer device for a pre-determined period of time based on determining that the presence of the at least one parameter is not approved.
US10798293B2 Image pickup apparatus and image pickup method
An image pickup apparatus of the present invention includes: an image pickup unit that picks up an image of a specific range and acquires an image signal; a storage unit that stores multiple target image dictionaries respectively corresponding to multiple types of targets; an inference engine that determines a type of the specific target on the basis of an image signal acquired by the image pickup unit and the multiple target image dictionaries stored in the storage unit, and selects one of the target image dictionaries corresponding to the determined type of the specific target from the multiple target image dictionaries; and an image pickup control unit that performs image pickup control on the basis of the image signal acquired by the image pickup unit and the target image dictionary selected by the inference engine.
US10798284B2 Image processing apparatus and method
The present disclosure relates to an image processing apparatus and method that enables to correctly obtain an area of a main object at the time of auto focusing.A control block selects a local focus area from information of a taken image and supplies designated focus position information indicative of the selected local focus area to an image processing block. The image processing block executes a control operation related with focusing on the basis of object area information indicative of an area corresponding to two or more objects within an image and designated focus position information indicative of a designated focus position in this image. The present disclosure is applicable to an imaging apparatus, for example.
US10798277B2 Method for manufacturing camera modules and a camera module array
A method for manufacturing a camera module, the camera module including a circuit carrier, an image sensor and an optical system holder, including: mounting the image sensor on the circuit carrier; applying a protective layer to the circuit carrier, in which the image sensor is not covered by the protective layer and the protective layer simultaneously forms the optical system holder.
US10798274B2 Body mounted camera system
A body mounted camera system may include a band structure having an inner surface positionable against a user's body, an outer surface facing away from the user's body, and an interior cavity between the inner surface and the outer surface; a camera within the interior cavity including a lens exposed through the outer surface of the band structure; a controller within the interior cavity for controlling the camera, the controller including an interconnection module for connecting to an outside device; a power source within the interior cavity for powering the controller and the camera; and electrical connections connecting the controller, the power source, and the camera.
US10798267B2 Image processing to set output pixel values subject to edge or thin line correction
An image processing unit detects an edge portion of an input image and outputs first data for correcting the detected edge portion. The image processing unit also detects a thin line in the input image and outputs second data for correcting the detected thin line. In a case where a pixel of interest is subjected to both correction processes using the first data and the second data, a greater correction amount is selected and the correction is made using the selected correction amount, and a result corrected image is output as an output image.
US10798265B1 Image reading device and image forming apparatus
An image reading device includes an image reading unit that reads an image while moving in a sub-scanning direction, a casing that houses the image reading unit, a guiding member that is movable relative to the casing in the sub-scanning direction and guides the casing in the sub-scanning direction, and an endless member to which the casing is fixed and that endlessly travels between a starting position and a terminal position in the sub-scanning direction.
US10798261B2 Systems and methods for identifying and transferring sheets
Provided are systems and methods for identifying, isolating, and/or aligning sheets. An identification system can facilitate accurate identification of a sheet by (i) vacating one or more components of the system that are not the sheet from a zone of detection, and/or (ii) determining a reference axis of the sheet. An isolation system can facilitate accurate isolation of a sheet by (i) providing targeted air flow, and/or (ii) introducing a wave into the sheet. Identification systems and/or isolation systems described herein may facilitate isolation of sheets that were previously fastened together by one or more fasteners. An alignment system can facilitate accurate alignment of a first sheet at an upstream location relative to a second sheet at a downstream location via machine learning.
US10798259B2 Input device and image forming apparatus
An input device includes: an operation panel that receives an operation input; a vibration element that is mounted to the operation panel and that vibrates the operation panel in at least one vibration direction; a vibration absorber that connects the operation panel to an apparatus main body and that absorbs a vibration of the operation panel; and a CPU that causes the vibration element to vibrate based on the operation input, wherein the vibration element is mounted on a gravity center axis of the operation panel in the vibration direction.
US10798258B2 Information processing method, information processing apparatus, and non-transitory recording medium storing instructions for executing an information processing method
An information processing method, apparatus, and non-transitory recording medium storing instructions for executing an information processing method. The information processing method, performed by a computer connectable to a terminal via a network, includes determining a status of a device based on a first image of the device transmitted from the terminal, specifying a solution for a problem occurring in the device based on the status of the device, displaying a first message on the terminal to indicate the specified solution, displaying a second message on the terminal to request a second image obtained by photographing a specified part of the device or the device in a specified state, updating the status of the device based on the second image, specifying the solution for the problem in accordance with the updated status of the device, and displaying a third message on the terminal to indicate the specified solution for the problem.
US10798257B2 Computer-readable medium, information processing device, and method for selecting image processing apparatus
A non-transitory computer-readable medium stores computer-readable instructions that are executable by a processor coupled with an information processing device, the information processing device including a communication interface, the instructions being configured to, when executed by the processor, cause the processor to determine whether a selected image processing apparatus is set, in a case where it is determined that the selected image processing apparatus is not set, search for and find one or more image processing apparatuses communicable with the information processing device via the communication interface, set a specified one of the found one or more image processing apparatuses as the selected image processing apparatus, and cause the selected image processing apparatus to perform a particular kind of image processing.
US10798255B2 Image data generation apparatus, information processing system, image data generation method, and recording medium
An image data generation apparatus includes circuitry configured to refer to image processing association information in which a plurality of image defect types is associated with a plurality of different image processing, respectively; apply, to image data, image processing selected from the plurality of different image processing in accordance with an image defect type included in the image data; and generate processed image data from the image data.
US10798251B2 Device and method for implementing data service
A device and a method for implementing a data service in order to avoid generating an unnecessary data usage fee for user equipment (UE) and further avoid data usage waste after a data service switch of the UE is turned off. The method includes determining, by a first network-side device, a status of a data service switch of UE, and sending, by the first network-side device, a first notification message to a second network-side device when the data service switch of the UE is turned off, where the UE is already registered with a network, the first notification message includes first instruction information and an identity of the UE, and the first instruction information instructs the second network-side device to skip charging for data packets of the UE flowing through the second network-side device.
US10798249B2 Managing live video stream connections and data usage
Exemplary embodiments of the present disclosure are related to minimize data usage over a costly or slow communication link, this method allows a camera to stream only when a user or a plurality of users are actively watching the video. When the user(s) are not watching the video stream the stream is terminated preventing any further data usage on the metered data connection. The system may also include a user device and a back-end network with a stream manager service. The stream manager service terminates streaming over a wireless channel by an application of the user device when the user device determines one of inactivity of a user of the user device with the application or navigation on the user device away from the application.
US10798246B2 Call collision resolution in a communication network
A method is provided for resolving a call collision in a communication network. The method comprises, at a network node of the communication network: receiving a first call request message from a first user device to set up a call from the first user device to a second user device; checking whether the second user device has in turn sent a second call request message to set up a call from the second user device to the first user device; and in the affirmative, routing the first call request message to a conference bridge.
US10798244B2 Consumer electronic registration, control and support concierge device and method
We disclose a concierge device that can be configured to register, control and support a consumer device. It can alternatively or redundantly connect to a home management bridge and/or cloud-based management servers. It can accept menus that allow a single concierge device to provide a wide range of functions for various consumer devices. The concierge device allows the user in a single action to initiate a support session, automatically identifying the consumer device. The concierge device can be configured for voice or video support calls. The concierge device in conjunction with a home management bridge or gateway can manage on boarding of components of an automated home, such as switches and lamps. Implementations of the concierge device that include a display can show supplemental information, such as advertising, optionally in coordination with media being played on a consumer device coupled in communication with the concierge device.
US10798239B2 Multi-device call notification silencing
A connection manager manages connections for associated user devices by determining whether an incoming connection has been answered at a user device, and if so then generating and transmitting silencing commands to associated user devices using first and second wireless communication modes, with one mode being faster. Connections can comprise phone calls, and modes can comprise push and Bluetooth® messaging. The connection manager can instruct device outputs to provide connection alerts, limited to visual alerts when an associated user device is active, listen for associated user device communications, and instruct device outputs to stop providing alerts when a silencing command is received. Further, a connection manager can receive a signal regarding a headset status, route an outside connection from a phone to the headset when the headset is active or to another device when the headset is not active, detect a change in headset status, and reroute the connection accordingly.
US10798236B2 Automated user information provision using images
A method for automated user information provision using an image includes requesting at least one user information image in response to receiving a user information form from a requesting entity over a network. The at least one user information image is received from a camera. The at least one user information image is analyzed using a processor to determine that the at least one user information image includes requested user information in at least one request section of the user information form. The requested user information is automatically provided into the at least one request section of the user information form. The user information form including the requested user information in the at least one request section is displayed on a display. The user information form may then be sent over the network to provide the requested user information to the requesting entity.
US10798232B2 Presenting a coloring pattern by a case of a mobile device based on received content
Presenting a coloring pattern by a case of a mobile device according to received content includes receiving, by the mobile device, content; determining, based on the content, a coloring pattern; generating, based on the coloring pattern, a heat pattern in an inductive mesh of the mobile device; and presenting, by a thermally activated material included in the case of the mobile device and in thermal contact with the inductive mesh, the coloring pattern.
US10798225B2 Simultaneous transmission method across multiple wireless communication standards
There is provided a wireless station including a plurality of standard controls corresponding respectively to a plurality of wireless communication standards sharing a frequency resource, the wireless station including a simultaneous transmissions management part setting a parameter for a random access process corresponding to each of the plurality of wireless communication standards for each of the plurality of standard controls, controlling frequencies and transmission start timings of the plurality of wireless communication standards, and simultaneously transmitting wireless frames of each of the wireless communication standards which obtained the transmission opportunities using FDMA, the plurality of standard controls are configured to simultaneously transmit the wireless frames of the plurality of wireless communication standards using FDMA, with the frequency resource which obtained the transmission opportunities by performing the random access process corresponding to each of the wireless communication standards under the control of the simultaneous transmissions management part.
US10798216B2 Automatic provisioning of IoT devices
The disclosed technology is generally directed to IoT communications. For example, such technology is usable in provisioning IoT devices in an automatic manner with no manual steps. In one example of the technology, upon initial boot, identification information is automatically sent to a provisioning service endpoint stored in the IoT device. The identification information includes an identification (ID) of the first IoT device. Cryptographic information is received from the provisioning service. The cryptographic information is associated with an IoT hub selected from a plurality of IoT hubs based, in part, on the ID of the first IoT device. A message is automatically sent to the IoT hub in response to receiving the cryptographic information. A new configuration file and a firmware update are received from the IoT hub without requiring a user association. The new configuration file and the firmware update are automatically installed.
US10798211B2 Generating attribute preference models based on disparate attribute spectrums
An attribute correlation system reduces network traffic and processing cycles associated with impromptu item selections by generating attribute preference models based on disparate attribute spectrums. The attribute correlation system deploys the attribute preference models to select individual items from various disparate “candidate item categories.” Generally described, the attribute preference models facilitate analyzing item sets across a wide variety of disparate “candidate” item categories to preemptively identify individual items for a user. In this way, the individual items may be identified and, ultimately, selected for the user even absent any indication that the user has searched for otherwise identified these items or even other items from within the disparate “candidate” item categories. The “candidate” item categories may be determined to be disparate from one another based on a relationship void existing such that predefined relationships are missing between these “candidate” item categories.
US10798210B2 Handling notifications
In particular embodiments, one or more notifications are presented on a screen of a personal computing device while the personal computing device is in a locked state. Entry of one or more user responses may be detected on the personal computing device while still in the locked state. Each user response may be associated with at least one notification. An authorization event associated with the personal computing device may be detected, thereby unlocking the personal computing device. The one or more user responses on the personal computing device may then be presented to the user for confirmation. Once user confirmation is received, confirmed user responses may then be published.
US10798207B2 System and method for managing application performance
A system and method for managing application performance includes a storage controller including a memory containing machine readable medium comprising machine executable code having stored thereon instructions for performing a method of managing application performance and a processor coupled to the memory. The processor is configured to execute the machine executable code to receive storage requests from a plurality of first applications via a network interface, manage QoS settings for the storage controller and the first applications, and in response to receiving an accelerate command associated with a second application from the first applications, increase a first share of a storage resource allocated to the second application, decrease unlocked second shares of the storage resource of the first applications, and lock the first share. The storage resource is a request queue or a first cache. In some embodiments, the second application is a throughput application or a latency application.
US10798205B2 Cache system for live broadcast streaming
Several embodiments include a cache system in a media distribution network. The cache system can coalesce content requests that specify the same URL. The cache system can select one or more representative content requests from the coalesced content requests. The cache system can send one or more lookup requests corresponding to the representative content requests while delaying further processing of the coalesced content requests other than the representative content requests. The cache system can receive a content object associated with the URL in response to sending the lookup requests. The cache system can respond to a delayed content request after the content object is cached by sending the cached content object to a requesting device.
US10798204B2 File based or single message based bulk operation processing method and device
A file based or single message based bulk operation processing method is provided, the method including constructing a configuration file including at least header information and a content part, the header information including at least a section index, the section index including at least length information of each command to be sent, the content part including a plain file formed by organizing corresponding commands to be sent in an order of the section index; sending, to a receiving terminal, bulk requests including information related to the configuration file; receiving a response from the receiving terminal; and transmitting the configuration file based on the response from the receiving terminal.
US10798199B2 Network traffic accelerator
A system for improving network data communications performance between end-user devices and content origin servers. A plurality of accelerators are distributed across a network and communicate with end-user devices and content origin servers. Software development kits installed on end-user devices monitor control channel data traffic between the end-user devices and accelerators. Various data traffic efficiency approaches are implemented by the software development kits on the end-user devices and the plurality of accelerators resulting in improved data communications links between the end-user devices and the content origin servers.
US10798198B2 Subscription and notification service
Mechanisms for subscription and notification may include dynamically changing notification behavior based on notification target status or support access to notification history information.
US10798197B2 Lifescore
Methods and systems are disclosed that generate life scores for individuals based on various information associated with the individuals. For example, life scores may be based on data associated with several aspects of the individual's life, such as work, family, hobbies, education, etc. The life scores may be generated in realtime and/or periodically and provided to the individual and/or shared with others in various formats.
US10798195B2 Fast roaming with shared services in enterprise fabric based networks
The embodiments herein push notifications to network devices used by a shared service to which a roaming host in a network fabric is subscribed. For example, a network fabric controller can access a VN policy table which stores the relationships between the virtual networks in the network fabric. Using this table, the controller can identify what shared service VNs (i.e., extranets) can communicate with the host's VN. The controller can push out notifications to the network devices used by the shared service VNs to store the new location of the host. That is, the network devices that locally store a location of the host can update their routing caches to point to the new location of the host. In this manner, the network fabric can reduce the time needed to reconverge on the new location of the host by updating the network devices used by the shared service VNs.
US10798191B1 Processor for analyzing heterogeneous data streams across multiple modes and multiple parties
A method including identifying an interaction between two parties, the interaction hosted by a remote server, is provided. The method includes identifying a first mode from a provider for the interaction by the two parties from multiple modes provided by the remote server, and obtaining, from the remote server, an identification for each of the parties, the identification being associated with the mode. The method includes identifying a duration of the interaction for each of the at least two parties and associating the interaction with an asynchronous interaction in a second communication mode from a second provider having a common identification with one of the parties. The method includes storing, in a database, a record of the interaction event that includes the first mode, the identification for each of the at least two parties, and the duration of the interaction for each of the at least two parties.
US10798186B2 Dynamic generation of network routing configuration with service requirements
Automated generation and implementation of a network routing configuration with service requirements are provided by automatically establishing a network routing configuration for use in network routing a client request to an appropriate service of a plurality of services of a computing environment. The network routing configuration includes one or more respective instructions to be implemented by the network routing for the appropriate service. The instruction(s) are specified as part of the automatically establishing from one or more tags associated with the appropriate service. Each tag identifies a service requirement of the appropriate service to be implemented by the network routing on behalf of the appropriate service. The network routing executes the one or more instructions associated with the appropriate service in the network routing configuration after receipt of the client request to ensure that the service requirement(s) of the appropriate service is implemented with respect to the client request.
US10798184B2 System and method for programming an embedded system
Systems and methods for programming an embedded system include establishing a first communication link between a user device and a remote multiplexer, and a second communication link between a single-board computer and the remote multiplexer. In some embodiments, the user device executes a web browser that provides an application interface. By way of example, instructions for operating the single-board computer are received at the remote multiplexer from the web browser. In some embodiments, the remote multiplexer also receives a first identifier that identifies the user device and a second identifier that identifies the single-board computer. In some cases, the instructions and the first identifier are transmitted from the remote multiplexer to the single-board computer based on the second identifier. In various embodiments, the single-board computer is configured to execute the instructions and control a robotic device within which the single-board computer is embedded.
US10798182B2 Application function control of IP address allocation
In accordance with various embodiments, a method is performed including establishing a first communication session between an application function and a user equipment assigned a first IP address. The method includes determining, by the application function, that the user equipment has changed location. The method includes, in response to determining that the user equipment has changed location, sending, by the application function, a request that the user equipment be assigned a second IP address. The method includes establishing a second communication session between the application function and the user equipment assigned the second IP address.
US10798180B1 Systems and methods for optimizing information collaboration
A system includes at least one hardware processor and a memory storing instructions that, when executed by the at least one hardware processor, cause the at least one hardware processor to perform operations including receiving an initiation message associated with a collaboration event between a first user and a second user, the collaboration event is initiated by the first user, determining a target device from a pool of computing devices associated with the second user based on usage history of each computing device in the pool of computing devices, initiating a collaboration session with the second user via the target device, and presenting collaborative content to the second user via the target device during the collaboration session.
US10798179B2 Service endpoint interconnect in a virtual private gateway
A system includes a virtual private gateway (VGW) provisioning service that is configured to receive a request to establish a VGW. The request specifies a service accessible through the VGW and a customer-configurable policy. The policy restricts access to the specified service to requests sent via the VGW to the specified service. Responsive to the request, the VGW provisioning service instantiates a VGW virtual machine. The VGW virtual machine includes a VGW application configured to establish a secure tunnel over a public network to a remote node and to receive encrypted traffic from the remote node over the secure tunnel. The VGW provisioning service also causes route data for the specified service to be provided to the VGW virtual machine. The VGW application advertises the route data for the specified service over the secure tunnel. The VGW provisioning service provides the policy to the identified service for compliance thereon.
US10798176B2 Joint IoT broker and network slice management component
A method for Internet of Things (IoT) traffic management in a communication network supporting a plurality of network slices, in particular a 5th generation wireless communication network, includes dynamically assigning, by a network slice management component, network resources to a number of network slices. One or more of the network slices are dedicated IoT network slices being adapted to enable IoT-related communications between an IoT platform and IoT devices or IoT gateways. The method also includes the network slice management component, interacting with an IoT broker associated with the IoT platform and, based on the interaction, performing actions with respect to an allocation of network resources to the number of network slices and/or triggering actions on the IoT broker with respect to a configuration of IoT data traffic.
US10798174B2 Smart city system architecture
A smart city system, including: a functional system, a physical system, and an information system. The functional system is an expression form of functions of the smart city; the information system is an implementation way of the functions of the smart city; and the physical system is a physical support carrier for the implementation of the functions of the smart city. The functional system has a five-platform structure; the physical system has a five-layer structure; and the information system has a five-domain structure. Through the setting of these technical characteristics, a smart city system with clear system, definite functions, matching hardware, and clear information circulation can be constructed. The smart city system has a wide range of applications.
US10798172B2 Data processing system and method to use the data processing system
The present invention relates to a data processing system and a method to process maritime software application as well as software updates on a ship comprising a main hardware-sever and a subordinate hardware-server with multiple maritime applications wherein the subordinate server and the main sever may change their respective role and function.
US10798170B2 Multi-threaded scanning of distributed file systems
Embodiments disclosed herein address the need to more efficiently backup a network-based storage environment that may be remote from a primary storage environment. For example, embodiments herein can provide a more efficient backup of a storage managed by a third-party entity. To improve the backup process, embodiments herein may optimize the number of scanning threads that are used to identify files that are to be backed up by, for example, analyzing the characteristics of the network and/or the network storage system to determine a number of scanning threads that will enable faster scanning of the network storage system while at the same time not overburden or be slowed down by a network between the network-based storage environment and the primary storage environment.
US10798168B2 Storing data in distributed systems
One example method includes receiving, by the one or more processors, a request to update data stored on a distributed data storage system that comprises a primary server and a plurality of secondary servers, the request comprising data updates; sending, by the one or more processors, an update log instruction to the primary server and the plurality of secondary servers so that each of the primary server and the plurality of secondary servers records a log associated with the request; determining, by the one or more processors, that the log has been recorded; and in response to determining that the log has been recorded, sending, by the one or more processors, a data storage instruction to the primary server and a secondary server of the plurality of secondary servers so that each of the primary server and the secondary server stores the data updates.
US10798161B2 Method and system for autoscaling applications
Aspects of the present disclosure involve a system and method for autoscaling application pools. The current disclosure presents a system that can be used to understand the throughput of one instance in an application. The throughput at the one instance in the application and/or traffic trend is used to right-size or auto-scale the application pool for the current traffic trend such that the application pool can be adjusted for varying traffic trends.
US10798157B2 Technologies for transparent function as a service arbitration for edge systems
Technologies for function as a service (FaaS) arbitration include an edge gateway, multiple endpoint devices, and multiple service providers. The edge gateway receives a registration request from a service provider that is indicative of an FaaS function identifier and a transform function. The edge gateway verifies an attestation received from the service provider and registers the service provider. The edge gateway receives a function execution request from an endpoint device that is indicative of the FaaS function identifier. The edge gateway selects the service provider based on the FaaS function identifier, programs an accelerator with the transform function, executes the transform function with the accelerator to transform the function execution request to a provider request, and submits the provider request to the service provider. The service provider may be selected based on an expected service level included in the function execution request. Other embodiments are described and claimed.
US10798155B2 Interactive method, user terminal, server and system, computer storage medium
It is described a location based interactive method, user terminal, server, system and computer storage medium, which relate to the field of computers. The method includes: it is send a geographic coordinate of a user's location to a location server; it is received from the location server and displayed a POI list containing at least one POI corresponding to the geographic coordinate; it is acquired a group creating instruction, and a group creating request is sent to a login server based on the group creating instruction; and interaction is performed with the login server based on a group to provide the user with an intra-group interactive service, where the group is created by the login server based on the POI carried in the group creating request. According to the method, the group is created based on the POI corresponding to the geographic coordinate, and the interactive service is provided to the user based on the group, and thereby extending the interactive mode and range of the location based service, and achieving better sharing of information between users.
US10798152B2 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.
US10798145B1 Analyzing data streams
Described herein are processes to evaluate data streams, for example, to a process and system for verifying whether streaming data content satisfies pre-determined parameter rules. Such rules may be dynamic. User parameters may specify particular parameters to be included in the verification process. For example, a user may use disclosed embodiments to ensure that a particular video stream will play on one or more particular video players. If the content will not play properly, embodiments of the invention provide information to the user and may make suggestions regarding recommended steps to properly qualify the stream. In other embodiments warnings or other alerts are generated and provided to the user.
US10798144B2 Directory limit based system and method for storing media segments
A system and method for facilitating directory limit based storage scheme for uploading media segments in multiple directories at one or more media servers. Directory limit parametric information may be provided or otherwise configured in an upload profile of a packager node to construct URLs based on the directory parametric information for identifying locations in a directory tree structure that may be configured to map to a variety of physical and/or virtual storage schemes.
US10798139B2 Methods and systems for accessing relevant content
A server system sends links to content categories for display on a user device associated with a user. Each content category corresponds to a subset of content items. When a link to one of the content categories is selected, the corresponding subset of the content items is sent for display on the user device. The system selects a group of content items according to determined relevance scores for the user based on one or more relevance criteria and sends links to the content items in the group for display on the user device in a first order according to the relevance scores. The system adjusts the relevance scores of some content items in the group according to user feedback and resends links to the content items in the group for display on the user device in a second order according to the adjusted relevance scores.
US10798137B2 Collaboratively controlling display of information across multiple displays
Systems and methods for collaboratively controlling the display of information across multiple displays is disclosed. A plurality of electronic devices linked to a plurality of co-located display devices are accessed. At least one of the plurality of electronic devices is a master electronic device. Different users can select and transfer content elements from the set displayed on the master display device to the remainder of display devices, such that the selected and transferred content elements advance in order across the remainder of display devices. Users can select individual content elements from a device under their control for display by one or more display devices without the need to transfer an entire document or file from which the content element is taken. Once a content element is so displayed, other currently displayed content elements are advanced in a logical manner, or removed from display.
US10798136B2 Voice track editor
Local stations can generate their station broadcast logs based on a master broadcast log. In some cases, local stations are allowed to edit some positions, or slots, in their local logs, so that the local logs do not match the master log. This can create complexity when voice tracks for empty voice track slots are provided to the local stations, because voice tracks often reference the media in slots on either side of the empty voice track slots. An improved voice track editor indicates whether media items adjacent to an empty voice track slot in a master log match corresponding items in a station log.
US10798132B2 Methods and systems for enhancing cyber security in networks
The present application is directed a computer-implemented method for enhancing security and preventing cyber-attacks on a network. The method includes a step of receiving, from a user equipment on the network, information including a source IP address and a destination IP address. The method also includes a step of selecting a first VPN server from a VPN service provider based upon a traffic-type of the user equipment. The method also includes a step of creating, via a graphical user interface, a policy to prevent cyber-attacks such that traffic associated with the information of the user equipment is routed to the first VPN server. The method further includes a step of sending the traffic of the user equipment to the VPN server. The method even further includes a step of provisioning the first VPN server to last a predetermined amount of time base on the created policy. The method yet even further includes a step of coordinating the created policy with a router on the network, with the traffic being sent to the first VPN server via the router. The method yet even further includes a step of sending, after a predetermined condition is met, a request to the VPN service provider to transmit a second VPN server, where the first VPN server terminates when the predetermined condition is met. The application is also directed to a system and method for securing web traffic preventing cyber-attacks on a network.
US10798130B2 Control over data resource utilization through a security node control policy evaluated in the context of an authorization request
Disclosed is a method, a device, and/or a system of control over data resource utilization through a security node control policy evaluated in the context of an authorization request. In one embodiment, a method includes receiving an authorization request from a device to utilize a protected resource within a datastore. A control policy extracted from a security node defines an authorized context for the device to utilize the protected resource. The control policy includes a control algorithm comprising one or more conditionals comparing context values to control ranges. Context values are retrieved to form a context dataset. Utilization of the protected resource is authorized when it is determined by the control algorithm that the context dataset conforms to the authorized context. The security node may organize data into a domain structure that includes a unique identifier, an identity element, a content element, and a context element.
US10798129B2 Constraint-based multiuse certificates
Multiuse certificates (e.g., wildcard certificates) can be associated with policies that specify one or more computational constraints, e.g., limited processor power, limited access time, limited access to file system usage, or limited memory access. An application associated with a multiuse certificate can be monitored to ensure that the specified computational constraints are not violated. Upon the computational constraints being violated, the multiuse certificate can be invalidated and/or authentication requests rejected.
US10798126B2 Alternate display generation based on user identification
The invention relates generally to an alternate display generation based on user identification of unauthorized users. When the user is identified as an unauthorized user, the organization may present an alternative interface to the unauthorized user. The organization monitors how the unauthorized user utilizes the alternative interface, such as action requests that the unauthorized user may take through the use of the alternative interface. In response to any action requests from the unauthorized user, the organization may take alternative actions in order to make it seem that the unauthorized user was successful in the action request. In this way, the organization may monitor the use of the alternative interface by the unauthorized user, and capture additional information from the unauthorized user in order to identify, track, and/or prevent access by unauthorized users in the future.
US10798125B2 System and method for network entity assisted honeypot access point detection
Embodiments of the present invention relate to a network entity assisted system and method for detection of Honeypot access point. More particularly, the embodiments may disclose a method for authenticating the access point based on a request from a user equipment; the method comprising: comparing an AP identifier with a pre-configured list of AP identifiers to generate one of a positive response and a negative response; transmitting one of a denial response and a verification request; receiving one of a positive verification response and a negative verification response from the authorized AP; transmitting one of a positive authentication response and negative authentication response to maintain the connection with the authorized AP and release the connection with Honeypot AP, respectively.
US10798123B2 Malware detection and prevention system
Aspects of the present disclosure involve systems and methods computing devices to access a public network posing as a user to the network to detect one or more malware programs available for downloading through the network. More particularly, a malware detection control system utilizes a browser executed on a computing device to access a public network, such as the Internet. Through the browser, sites or nodes of the public network are accessed by the control system with the interactions with the sites of the public network designed to mimic or approximate a human user of the browser. More particularly, the control system may apply the one or more personality profiles to the browser of the computing device to access and interact with the nodes of the public network. Further, the control system may monitor the information retrieved from the network sites to detect the presence of malware within the nodes.
US10798118B1 System and method for anomaly detection in dynamically evolving data using hybrid decomposition
A computer program product for performing anomaly detection, a detected anomaly being indicative of an undesirable event, the computer program product comprising: a non-transitory tangible storage medium readable by a processing circuit and storing instructions for execution by the processing circuit for performing a method comprising: receiving data comprising a plurality m of multidimensional datapoints (MDDPs), each data point having n features; constructing a dictionary D based on the received data; embedding dictionary D into a lower dimension embedded space; and classifying, based in the lower dimension embedded space, an MDDP as an anomaly or as normal.
US10798115B2 Apparatus and method for detecting malicious device based on swarm intelligence
Disclosed herein are an apparatus and method for detecting a malicious device based on swarm intelligence. The method includes detecting a malicious device by causing at least one exploration ant to access a device swarm along movement routes in which pheromone trail values are taken into consideration, wherein the exploration ant is generated in response to a detection request received from a security management server, when the at least one exploration ant detects a suspicious device that is suspected to be a malicious device, causing the exploration ant to return along the movement routes in reverse order, and returning pheromone trail values generated by devices on the return movement routes to a malicious device detection apparatus, and identifying whether the suspicious device is the malicious device by calculating an optimal solution based on a local information set generated by aggregating the pheromone trail values returned for movement routes.
US10798113B2 Interactive geographic representation of network security threats
A security platform employs a variety techniques and mechanisms to detect security related anomalies and threats in a computer network environment. The security platform is “big data” driven and employs machine learning to perform security analytics. The security platform performs user/entity behavioral analytics (UEBA) to detect the security related anomalies and threats, regardless of whether such anomalies/threats were previously known. The security platform can include both real-time and batch paths/modes for detecting anomalies and threats. By visually presenting analytical results scored with risk ratings and supporting evidence, the security platform enables network security administrators to respond to a detected anomaly or threat, and to take action promptly.
US10798112B2 Attribute-controlled malware detection
A computerized method for authenticating access to a subscription-based service to detect an attempted cyber-attack. The method features operations by the cloud broker that include receiving service policy level information and information based on operational metadata. The service policy level information includes at least subscription attributes to identify one or more performance criterion in analyses conducted on one or more objects submitted by a sensor for malware representing an attempted cyber-attack. The operational metadata includes metadata that pertains to an operating state of one or more clusters of a plurality of clusters of the subscription-based service. The cloud broker, using both the service policy level information and the information based on the operational metadata, selecting a cluster of the plurality of clusters to analyze the one or more objects submitted by the sensor and establishes a communication session between the sensor and the cluster via the cloud broker.
US10798110B2 Method and system for identifying network loops
Identifying network loops is disclosed including determining a first data packet having a time to live (TTL) that at least meets a first condition, the first data packet having a destination internet protocol (IP) address; within a time period after the determining of the first data packet, identifying a plurality of second data packets that are to be transmitted to the destination IP address; and determining whether a network loop exists for the destination IP address based on TTLs of the plurality of second data packets.
US10798109B2 Adaptive trust profile reference architecture
A system, method, and computer-readable medium are disclosed for generating an adaptive trust profile via an adaptive trust profile operation. In various embodiments the adaptive trust profile operation includes: monitoring a plurality of electronically-observable actions of an entity, the plurality of electronically-observable actions of the entity corresponding to a respective plurality of events enacted by the entity; converting the plurality of electronically-observable actions of the entity to electronic information representing the plurality of actions of the entity; and generating the adaptive trust profile based upon the plurality of actions of the entity, the adaptive trust profile being generated by an adaptive trust profile system.
US10798105B2 Access control value systems
A system that includes a tagging engine and a routing engine. The tagging engine is configured to link a data element with an access control tag. The tagging engine is configured to apply context rules to the access control tag array based on the content of the data element to change the access control tag value for one or more of the access control tags. The tagging engine sends the data element with the access control tag array to a target network node within an end user group. The routing engine is configured to identify an access control tag value in the access control tag array corresponding with the end user group and to forward the data element to the target network node in response to determining that the access control value is greater than or equal to the access control level associated with the end user group.
US10798102B2 Protecting data at an object level
A computer-implemented method according to one embodiment includes identifying an object within a system, determining metadata associated with the object, calculating a logical protection level for the object, utilizing the metadata, and implementing a physical protection level for the object within the system, utilizing the logical protection level for the object.
US10798098B2 Access control for enterprise knowledge
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium for access control for enterprise information. In one aspect, a method includes receiving resources of an enterprise, each resource having a respective access control list specifying access privileges to the resource for one or more members, and the resources including entities related to the enterprise and relationships; identifying entity facts of the entities from the resources; determining, for each entity fact, an entity fact access control list; storing data describing the entities, entity facts and the respective entity fact access control lists, wherein each entity fact is associated with its corresponding entity fact access control list; and providing, to each of the members of the enterprise, access privileges to the data describing the entities and the entity facts according to the respective entity fact access control lists.
US10798091B2 Multi-step authentication using objective and subjective credentials
Multi-step user authentication combines steps of authenticating both objective and subjective credentials. A user selects objective credentials, such as a password, and enters subjective credentials, such as a subjective description of the user's emotional response to a subjective challenge, such as a musical recording or image. The system identifies other content likely to elicit a similar emotional response from the same user. When the user later attempts to log onto a secured system, the user must enter the objective credentials and then describe the user's emotional response to a second subjective challenge that is likely to elicit an emotional response similar to that invoked by the first subjective challenge. If the user enters the correct objective credentials and describes an emotional response consistent with the first subjective description, then the user is given access to the secured system.
US10798087B2 Apparatus and method for implementing composite authenticators
A system, apparatus, method, and machine readable medium are described for implementing a composite authenticator. For example, an apparatus in accordance with one embodiment comprises: an authenticator for authenticating a user of the apparatus with a relying party, the authenticator comprising a plurality of authentication components; and component authentication logic to attest to the model and/or integrity of at least one authentication component to one or more of the other authentication components prior to allowing the authentication components to form the authenticator.
US10798085B2 Updating of a digital device certificate of an automation device
The invention relates to an automation device (41, 81), a system and a method for updating a digital device certificate (55, 86, 96) of an automation device (41, 81) of an automation system, wherein the automation device (41, 81) is authenticated to an authentication partner by means of at least one device certificate (55, 86, 96). The device certificate (55, 86, 96) is connected to device-specific configuration data of the automation device (41, 81). Following a modification of the configuration of the automation device (41, 81), according to the invention an updated device certificate (55, 86, 96) having device-specific configuration data according to the modified configuration of the automation device (41, 81) is determined by the automation device (41, 81) and subsequently used for authentication.
US10798084B1 System and method for identity management of cloud based computing services in identity management artificial intelligence systems
Systems and methods for embodiments of artificial intelligence systems for identity management are disclosed. Specifically, embodiments of an identity management system may provide identity management in association with cloud services used by an enterprise and, in particular, may provide identity management in association with cloud based services that may be accessed through federated access providers.
US10798082B2 Network authentication triggering method and related device
This application relates to the field of communications technologies, and discloses a network authentication triggering system, method and a related device. The method includes: receiving a first message from a terminal, where the first message carries first identity information and identifier information, the first identity information is encrypted identity information, and the identifier information is used to identify an encryption manner of the first identity information; and sending a second message to a first security function entity, where the second message is used to trigger authentication for the terminal, and the second message carries the identifier information. This application provides a solution of triggering an authentication process when identity information is encrypted.
US10798080B2 User authentication in communication systems
Methods and systems are provided for user authentication in communication systems. An identification token may be generated in response to a request from a user terminal to load a web page. The identification token may comprise a network address associated with the user terminal, and a time stamp indicating when the network address was used by the user terminal. User authentication information relating to the identification token may then be obtained to authenticate a user of the user terminal. The user terminal may be instructed to request the identification token in response to requesting the web page.
US10798076B2 Securely authorizing access to remote resources
Methods and an apparatus are provided for securely authorizing access to remote resources. For example, a method is provided that includes receiving a request to determine whether a user device communicatively coupled to a resource server is authorized to access at least one resource hosted by the resource server and determining whether the user device communicatively coupled to the resource server is authorized to access the at least one resource hosted by the resource server based at least in part on whether the user device communicatively coupled to the resource server has been issued a management identifier. The method further includes providing a response indicating that the user device communicatively coupled to the resource server is authorized to access the at least one resource hosted by the resource server in response to a determination that the user device communicatively coupled to the resource server is authorized to access the at least one resource hosted by the resource server. The method yet further includes providing a response indicating that the user device communicatively coupled to the resource server is not authorized to access the at least one resource hosted by the resource server in response to a determination that the user device communicatively coupled to the resource server is not authorized to access the at least one resource hosted by the resource server.
US10798075B2 Interface layer obfuscation and usage thereof
A system, an apparatus, a computer program product and a method for obfuscation-based security and authentication. The method comprises: obtaining a different key for each different device; obfuscating an interface layer utilized by components of the device to interact, using the key, to produce an obfuscated interface layer; and providing, directly or indirectly, the two components with the key to allow the two components to utilize the obfuscated interface layer to interact with each other. The system comprises a plurality of devices that are instances of a same device and a server coupled to a memory retaining a plurality of keys, each of which is used to obfuscate interface layers of a different device to produce heterogeneous set of devices instead of a homogenous set of devices. Communications and operations with the plurality of devices are performed in an obfuscated manner through the server.
US10798074B2 System and method for preventing well behaving clients from causing account lockouts in a group
Methods and systems for account authentication in a distributed computing node group may involve sending a message to a member, the message having a first timestamp, increasing an authentication failure count, receiving a first key-exchange message from the member, the first key-exchange message having a second timestamp, evaluating the second timestamp, and determining whether to ignore the first key-exchange message based on an evaluation of the second timestamp. The first timestamp may be associated with a message received from the member prior to sending the message with the first timestamp to the member. The first key-exchange message may include a value computed by the member based on a group passcode shared with the member. The evaluation of the second timestamp may be based on at least one of a default value, the authentication failure count, or a timestamp associated with the group passcode.
US10798068B2 Wireless information passing and authentication
A secure server detects a login from a user originating from a first device. A second user-registered device is sent a message. The second device: translates the message into light-based communication that is captured by a camera of the first device, translates the message back into the original message, and sends the translated message to the secure server. The secure server authenticates the message and sends an indication to the first device that the second device is permitted to access the first device. In an embodiment, information passed between the first and second devices continue using light-based communications.
US10798065B2 Randomized bilateral trust (RABiT): trust building connectivity for cyber space
This invention amounts to tools and procedures designed to use randomness sources to establish a secure communication between two nodes in cyber space, and then building on these bilateral trust elements to spread trust throughout the network. Applications include online identity management, and secure payment platforms. This trust build-up from bilateral connections may serve as a blockchain alternative. The bilateral trust solution is not based on mathematical complexity, as the prevailing solutions, but rather on the perfect unpredictability of quantum grade randomness, and as such it is well positioned to withstand cryptanalytic attacks based on quantum computing capability now secretly developed by powerful adversaries.
US10798063B2 Enterprise grade security for integrating multiple domains with a public cloud
Enterprise grade security for integrating multiple computing domains with a public cloud is provided herein. An example system a forwarder that provides one-way data publishing to a public cloud and a data bus that provides domain-to-domain messaging between a plurality of domains. At least one of the plurality of domains includes operational technology infrastructure devices and operational technology virtual machines. The operational technology virtual machines are communicatively coupled to the operational technology infrastructure devices using one or more operational technology switches. The operational technology switches isolates the operational technology infrastructure devices and facilitates one-way communication and prevents bidirectional communication to the operational technology infrastructure devices from the public cloud.
US10798059B1 Apparatus, system, and method for applying firewall rules at dynamic offsets within packets in kernel space
A disclosed method may include (1) receiving a packet at a tunnel driver in kernel space on a routing engine of a network device, (2) identifying, at the tunnel driver, metadata of the packet that indicates whether at least one firewall filter had already been correctly applied to the packet before the packet arrived at the tunnel driver, (3) determining, based at least in part on the metadata of the packet, that the firewall filter had not been correctly applied to the packet before the packet arrived at the tunnel driver, and then in response to determining that the firewall filter had not been correctly applied to the packet, (4) invoking at least one firewall filter hook that applies at least one firewall rule on the packet before the packet is allowed to exit kernel space on the routing engine. Various other apparatuses systems, and methods are also disclosed.
US10798056B2 Method and device for processing short link, and short link server
Techniques for navigating webpages requested through short links are provided. In some implementations, a short link uniform resource locator (URL) is received, the short link URL is processed to extract a simplified short link and an address code, and a determination is made as to whether the simplified short link is associated with a long link URL representing an address of a webpage. In response to determining that the simplified short link is associated with a long link URL, the associated long link URL is provided. In response to determining that the simplified short link is not associated with a long link URL, a common long link URL associated with the address code is provided.
US10798054B2 IP address allocation method in D2D communication and user equipment
An IP address allocation method for D2D communication includes: sending, by a first user equipment, a first message to a second user equipment, where the first message includes a first IP address allocated by the first user equipment to the second user equipment; and receiving, by the first user equipment, a second message sent by the second user equipment, where the second message is used to indicate whether allocation of the first IP address succeeds or fails.
US10798052B2 Switch and method for providing a name service within an industrial automation system by distributing supplemented router advertisement messages
Switch and method for providing a name service within an industrial automation system that includes a plurality of cells that each have a plurality of automation devices and a cell switch, wherein router notification messages received by the cell switches are forwarded to a distributor unit of the cell switch and the distributor unit adds information concerning a name service host associated the cell, where the cell switches propagate the router notification messages supplemented by the distributor units thereof to the automation devices in the respective cells thereof, and where name resolution queries from the automation devices are transferred to the name service server associated with the cell via a name service functional unit.
US10798045B2 Social media integration for transport arrangement service
A computing system can receive a pick-up request including a carpool service preference from a requesting user. The system can access user data of the requesting user and a plurality of potential carpool riders, and determine one or more common links between the requesting user and each of one or more carpool riders of the plurality of potential carpool riders. The system may then select the one or more carpool riders to ride with the requesting user in the carpool vehicle, and transmit a notification to the requesting user to indicate the one or more common links between the requesting user and each of the one or more carpool riders.
US10798044B1 Method for enhancing text messages with pre-recorded audio clips
An improved social networking system enhances text messages in a social networking system with audio content by connecting a social networking session to nearby audio speakers and routing audio messages from the session to the connected speakers in near real-time response to members' transmissions of audio messages. The system includes, for each member, a User Interface Module that provides the member with the ability to connect the social networking session to a nearby speaker. It also allows the user to rapidly select an audio clip from a personalized menu of prerecorded audio clips, and to cause all audio speakers connected to the session to timely play the selected audio clip. The menu of audio clips is chosen to include a variety of sound recordings from a wide range of sources that members will consider amusing or pertinent to recent events, such as pre-recorded “trash-talk” clips, famous movie clips, TV clips, music clips, and radio clips.
US10798043B2 Indicating live videos for trending topics on online social networks
In one embodiment, a method includes sending, to a first client system of a first user, a first trending module having references to a first set of trending topics, where one of the references does not include a live badge; generate a trending-topic interface corresponding to a first trending topic in the first set of trending topics, wherein the trending-topic interface comprises a live module containing at least one live video associated with the first trending topic; storing a reference to the live module with a news-event object; querying the news-event object to determine whether a live module is associated with the first trending topic; and sending, to a second client system for display, a second trending module having references to a second set of trending topic that includes the first trending topic, wherein a reference to the first trending topic includes a live badge.
US10798041B2 Systems and methods for classification and/or transmission of messages
A device may receive a message from a source. The device may send, to a server device, a request for classification information that identifies a classification of the message after receiving the message. The device may receive a response message to the request for the classification information after sending the request. The response message may include the classification information identifying the classification. The device may dynamically provide the message to a channel based on the classification identified by the classification information after receiving the response message.
US10798036B2 Method for exchanging multimedia messages
One embodiment disclosed herein relates to a method for exchanging multimedia messages between a first mobile terminal and a second mobile terminal that are connected to a communication network, the method comprising the implementation, by a processor of the first terminal, of a process comprising receiving, from the network, a first multimedia message transmitted by the second terminal, the first multimedia message including at least one media item, restoring and modifying the media item in a user interface depending on the actions of a user, and sending a second multimedia message including the modified media to the second terminal.
US10798028B2 Bot interaction
Systems, methods and computer readable media for bot interaction are described. For example, some implementations can include a computer-executed method including providing a messaging application, on a first computing device associated with a first user, to enable communication between the first user and at least one other user. The method can also include detecting, at the messaging application, a user request, and programmatically determining that an operation in response to the user request requires sharing of data associated with the first user. The method can further include causing a permission interface to be rendered in the messaging application on the first computing device, the permission interface enabling the first user to approve or prohibit sharing of the data associated with the first user, and upon receiving user input from the first user indicating approval of the sharing of the data associated with the first user, accessing the data associated with the first user and sharing the data associated with the first user within the messaging application in response to the user request.
US10798018B2 Method for operating a virtual network infrastructure
A method for operating a virtual network infrastructure, wherein a corresponding physical infrastructure comprises one or more physical infrastructure resources, includes monitoring utilization levels of one or more resource units of the one or more physical infrastructure resources for virtual resources requesting the one or more resource units; calculating average absolute resource utilization values based on the utilization levels for each of the virtual resources; calculating a reference resource of score (RRAS) for each of the one or more resource units of the one or more physical infrastructure resources, wherein the RRAS indicates an impact of the utilization of a reference resource unit on utilization of other resource units on a physical infrastructure resource using the calculated average absolute resource utilization values; and assigning resources by a virtual infrastructure controller (VIC) and/or a VIC-agent on a resource, based on the RRAS for the virtual resources.
US10798015B2 Discovery of middleboxes using traffic flow stitching
Systems, methods, and computer-readable media for flow stitching network traffic flow segments across middleboxes. A method can include collecting flow records of traffic flow segments at a first middlebox and a second middlebox in a network environment including one or more transaction identifiers assigned to the traffic flow segments. Sources and destinations of the traffic flow segments can be identified with respect to the first middlebox and the second middlebox. Corresponding subsets of the traffic flow segments can be stitched together to from a first stitched traffic flow at the first middlebox and a second stitched traffic flow at the second middlebox. The first and second stitched traffic flows can be stitched together to form a cross-middlebox stitched traffic flow across the first middlebox and the second middlebox. The cross-middlebox stitched traffic flow can be incorporated as part of network traffic data for the network environment.
US10798008B2 Communications network
The present invention provides a method of operating a communications network such that the classes of service offered by a network operator will depend upon the underlying conditions in the network. A number of performance models, each of which is described by two vectors, is determined from historical network data. These performance models can be assigned to routes through the communications network, such that a request for a session can be made in accordance with the offered performance model for that route.
US10798007B2 Data transfer, over session or connection, and between computing device and server associated with a routing network for modifying one or more parameters of the routing network
A method, apparatus, computer-readable medium, and/or system may comprise a user device configured to transmit, to a computing device, data indicative of a first routing network and data indicative of a second routing network. The computing device may comprise a processor and memory storing computer-executable instructions that, when executed by the processor, cause the computing device to receive, from the user device, the data indicative of the first routing network and the data indicative of the second routing network. The computing device may determine, based on the data indicative of the first routing network, a plurality of parameters for the first routing network. The computing device may determine, based on the data indicative of the second routing network, a plurality of parameters for the second routing network. The computing device may generate a secure session connection between the computing device and a server associated with the second routing network. The computing device may receive, from the server and via the secure session connection between the computing device and the server associated with the second routing network, a modification to one or more parameters of the plurality of parameters for the second routing network. The computing device may determine priorities for the first routing network and the second routing network based at least in part on the plurality of parameters for the first routing network and the modification to the one or more parameters of the plurality of parameters for the second routing network. The computing device may store, at a database, the priorities for the first routing network and the second routing network.
US10798006B2 Overload protection for data sinks in a distributed computing system
Described in this document, among other things, is an overload protection system that can protect data sinks from overload by controlling the volume of data sent to those data sinks in a fine-grained manner. The protection system preferably sits in between edge servers, or other producers of data, and data sinks that will receive some or all of the data. Preferably, each data sink owner defines a policy to control how and when overload protection will be applied. Each policy can include definitions of how to monitor the stream of data for overload and specify one or more conditions upon which traffic shaping actions are necessary. In embodiments, a policy can contain a multi-part specification to identify the class(es) of traffic to monitor to see if the conditions have been triggered.
US10798005B2 Optimizing application throughput
An approach is provided for optimizing application throughput. Data is collected about traffic flow in a computer network from one or more switches and one or more switches in the computer network. A hot spot destination in the computer network is identified by performing analytics on the collected data about the traffic flow against a traffic pattern in the computer network. An application-optimized software-defined networking (SDN) path is created for new flows to the hot spot destination. In response to an establishment of a new flow, the new flow is forwarded to the application-optimized SDN path.
US10798003B2 Method and system for triggering augmented data collection on a network device based on traffic patterns
A method and system for increasing the collection of network traffic data in a network based on the occurrence of predetermined criteria. A network appliance manages network traffic in the network and passes data traffic on the network. Network traffic data is collected based on the data traffic passing through the network appliance at a normal level. It is determined whether the network traffic data indicates an abnormal condition. The collection of network traffic data is increased through the network traffic appliance when an abnormal condition is detected. The network traffic data from the increased collection is stored in a memory device.
US10798000B2 Method and apparatus of compressing network forwarding entry information
A method and apparatus of a device that determines a match for a compressed address using an exact match table of a network element is described. In an exemplary embodiment, the network element receives a data packet that has a destination address. The network element further compresses the destination address to give a compressed address. In addition, the network element performs an address lookup using the compressed address in an exact match table. Furthermore, a match in the address lookup indicates a transmitting interface of the network element. The network element forwards the data packet using the transmitting interface.
US10797997B2 Network device with service software instances deployment information distribution
Virtual machine environments are provided in the switches that form a network, with the virtual machines executing network services previously performed by dedicated appliances. The virtual machines can be executed on a single multi-core processor in combination with normal switch functions or on dedicated services processor boards. Packet processors analyze incoming packets and add a services tag containing services entries to any packets. Each switch reviews the services tag and performs any network services resident on that switch. This allows services to be deployed at the optimal locations in the network. The network services may be deployed by use of drag and drop operations. A topology view is presented, along with network services that may be deployed. Services may be selected and dragged to a single switch or multiple switches. The management tool deploys the network services software, with virtual machines being instantiated on the switches as needed.
US10797991B2 Setting link aggregation group
In an extended bridge comprising a controlling bridge and a port extender, the controlling bridge associates an aggregation port of a link aggregation group with a plurality of extended ports connecting to a same terminal on the port extender, and assigns an aggregation port identifier to the aggregation port. The controlling bridge associates an extended port identifier of each of the plurality extended ports and a cascaded port connecting to the port extender with the aggregation port. The controlling bridge associates the aggregation port with the aggregation port identifier and the cascaded port to determine to add the aggregation port identifier into a downstream unicast packet of which an egress port exiting the extended bridge is the aggregation port and to via determine to send the downstream unicast packet with the aggregation port identifier via the cascaded port.
US10797985B2 Systems and methods for selection between multiple redundant data streams
The disclosure includes systems and methods for the analysis, comparison, and selection between multiple redundant data streams. The data streams may be analyzed, compared, and/or selected based on the individual number of consecutive data frame losses in a data stream, the number of channel noise errors over a time period in a data stream, the clock synchronization values associated with a data stream, the traversal time of a data stream, and/or a MAC address associated with a data stream.
US10797982B2 Main electronic device for communicating within a network and method for operating a main electronic device for communicating within the network
The present invention relates to a main electronic device for communicating within a network comprising an interface for enabling communication within the network and a controller for sending polling messages via the network to logical addresses via said interface in order to request information from at least one further electronic device.The present invention further relates to a method for operating a main electronic device for communicating within a network.
US10797981B2 Application specific connected service provision system
A vehicle application enabling system is provided and includes a memory and initialization, latency evaluation, and application enable modules. The initialization module: receives a maximum network latency; sets a percentage of occurrences that the maximum network latency is not satisfied, a maximum false positive rate, and a maximum deviation value; and calculates a weighting factor based on the percentage of occurrences, maximum false positive rate and maximum deviation value. The latency evaluation module implements a latency evaluation algorithm, which includes: comparing one or more latency estimates to the maximum network latency to provide one or more samples; updating confusion matrix statistics based on the one or more samples; updating a probability threshold based on the maximum false positive rate; updating weighted observations based on the weighting factor; and determining a predicted decision based on the probability threshold. The application enable module executes the vehicle application based on the probability threshold.
US10797978B2 Communication adapter and connection test run method therefor
Each hot water supply apparatus of a hot water supply system exchanges information with a management center via a communication adapter, thereby being remotely monitored. In a connection test run for the communication adapter in a remote monitoring system, when a part of transmission information about the hot water supply apparatus is transmitted to the communication adapter via a communication line, establishment of a communication connection to the hot water supply system is indicated, and a heartbeat notification is transmitted from the communication adapter to the management center. When the communication adapter receives a response to the heartbeat notification from the management center, establishment of a communication connection to the management center is indicated.
US10797969B1 Triggered application execution in sensor nodes
Systems, methods, and software described herein manage the initiation of applications in a system of physical nodes. In one example, a control system may identify a triggering event to initiate an application in the system based on sensor data obtained from at least a subset of the physical nodes. In response to the triggering event, the control system may identify a physical node with an image to support the execution of the application, initiate execution of the application associated with the image, and allocate or provide state information to the executing application.
US10797965B2 Dynamically selecting or creating a policy to throttle a portion of telemetry data
In some examples, a server may receive a set of events from individual computing devices of a plurality of computing devices. For example, the server may receive first data identifying a first set of events that occurred on a first computing device and receive second data identifying a second set of events that occurred on a second computing device. The server may determine an event rate at which events are being received based at least in part on: the first set of events, the second set of events, and a time interval. The server may perform an analysis of at least the first set of events and the second set of events, and create, based on the analysis, a policy to reduce the event rate. The server may provide the policy to at least the first computing device and the second computing device.
US10797951B2 Discovering and grouping application endpoints in a network environment
An example method for discovering and grouping application endpoints in a network environment is provided and includes discovering endpoints communicating in a network environment, calculating affinity between the discovered endpoints, and grouping the endpoints into separate endpoint groups (EPGs) according to the calculated affinity, each EPG comprising a logical grouping of similar endpoints for applying common forwarding and policy logic according to logical application boundaries. In specific embodiments, the affinity includes a weighted average of network affinity, compute affinity and user specified affinity.
US10797949B2 I/O recovery for storage side cable movement in fabric-assigned world-wide port name fabrics
I/O recovery for storage side cable movement in fabric-assigned WWPN fabrics including receiving a state change notification indicating a change to a first fabric-assigned world-wide port name (WWPN) on a fibre channel switch; pausing I/O activity for active logical unit numbers (LUNs) connected to the fibre channel switch via the first fabric-assigned WWPN; obtaining a list of potential fabric-assigned WWPNs; requesting, via the fibre channel switch, a reported list of LUNs from each fabric-assigned WWPN in the list of potential fabric-assigned WWPNs; comparing each reported list of LUNs to the paused active LUNs to determine a second fabric-assigned WWPN from the list of potential fabric-assigned WWPNs to which the paused active LUNs are connected; updating, with the second fabric-assigned WWPN, connection information for the paused active LUNs; and resuming I/O activity for the paused active LUNs using the updated connection information.
US10797948B2 Dynamic burn slot allocator
An information handling system receives a media access control address associated with a device installed in a burn slot, and determines a virtual private network that is associated with the media access control address. The system also determines a switch port in a network switch that corresponds to the virtual private network, and dynamically assigns the switch port that corresponds to the virtual private network to the device installed in the burn slot. The system instructs the network switch to route packets of data associated with the virtual private network via the switch port to the device installed in the burn slot.
US10797942B2 Provisioning network services for cable systems
A novel method for provisioning network services for a cable system is provided. The method provides a configuration command interpreter/compiler that receives configuration commands of the cable system and generates configuration commands understood by the actual physical devices implementing the cable system. The interpreter transforms the configuration commands of the cable system into the configuration commands of the actual physical devices based on a set of normalized data models describing the cable system. The normalized data models are applicable to the cable system regardless of the actual devices implementing the cable system. The normalized data models are specified using normalized parameters that are generally applicable to different types devices that can be used to implement the cable system.
US10797940B2 Methods, apparatuses and systems for cloud-based disaster recovery
A method, apparatus and system for cloud-based disaster recovery include receiving, at a cloud-based computing platform, an indication of a failed client workload, in response to the failure indication, recreating the failed client workload at the cloud-based computing platform, reserving resources of the cloud-based computing platform based on the recreated client workload, creating a virtual machine of the recreated client workload in the cloud-based computing platform within the reserved resources, and enabling the virtual machine for use by the client in place of the failed client workload.
US10797939B2 WAN control failover broker for vHGW
The invention relates to a node for communication between a first network and an second network and coupled to a controller in the second network via a first communication route. The node and controller form a virtualised home gateway platform. The node is arranged to access a second communication route and also to couple to the controller via the second communication route upon connection failure of the first communication route. This reconnects the node to the controller thereby maintaining a route for transmission of data streams and downloads into the home environment but also re-establishes control signalling within the virtualised home gateway platform and therefore also within the home network. A system for performing gateway functions between a first network and an second network, and a method of maintaining connection between a node and a controller, are also described.
US10797938B2 Automatic monitoring, correlation, and resolution of network alarm conditions
A device receives first network information associated with a first portion of a network, and second network information associated with a second portion of the network, and determines, based on the first network information and the second network information, an alarm condition for the network. The device determines, based on correlation rules, whether the alarm condition relates to a currently handled alarm condition or a previously handled alarm condition. The device correlates the alarm condition with network inventory information, network topology information, and network service information, when the alarm condition does not relate to the currently handled alarm condition or the previously handled alarm condition, to generate a correlated alarm condition. The device automatically generates a resolution for the correlated alarm condition based on the correlated alarm condition, and automatically performs one or more actions based on the resolution for the correlated alarm condition.
US10797936B2 Methods and apparatuses for facilitating P-CSCF restoration when a P-CSCF failure has occurred
A method of facilitating P-CSCF restoration when a P-CSCF failure has occurred is disclosed. The method comprises a Proxy Call Session Control Function, ‘P-CSCF’ receiving a Session Initiation Protocol, ‘SIP’, message when said P-CSCF has been selected as a alternative P-CSCF to a failed P-CSCF and providing to an associated Policy and Charging Rules Function, ‘PCRF’, a message comprising to indication that P-CSCF restoration is required.
US10797934B1 Open control plane function for wireless networks
3GPP's 5th generation mobile network (5G) standards provide a service-based architecture by widely distributing control functions as virtualized network functions (VNFs). However, the equipment and software vendors control these control plane functions in a closed-box manner. This invention provides a new control plane function called Open Control Plane Function (OCPF), which allows various control applications of operators or third parties to register to certain control functions so that they can receive and process signaling/control messages outside those control functions. With this invention, new applications can be developed to view and modify control plane behavior utilizing both traditional methods as well as upcoming Machine Learning and Artificial Intelligence algorithms to provide new and innovative services that are not part of standard operator offerings.
US10797932B2 Communication device, link-up method, and communication system
In order to quickly and reliably establish link up, when a communication device detects power on or link down, an idle signal generation circuit generates an idle signal. Then, an I/F circuit transmits the idle signal to a communication device which is a communication partner through a selection circuit. Further, the I/F circuit transmits and receives learning signals to and from the communication device which is a communication partner. A Step 1 learning circuit, a Step 2 learning circuit, and a Step 3 learning circuit establish link up by using the learning signals. When not receiving a signal from a link detection circuit indicating that link up is established, a reset mask circuit transmits a reset signal generated by a reset signal generation circuit, to the Step 1 learning circuit, the Step 2 learning circuit, and the Step 3 learning circuit to allow them to learn again.
US10797930B1 Apparatus and method for detection of received signals
The proposed solution includes storing for a given number of modulation methods, for each modulation symbol, information on neighboring symbols in the symbol constellation of the modulation method, receiving as an input a Multiple Input Multiple Output signal including modulation symbols in two or more layers; providing hard decisions of the modulation symbols for each layer; determining neighbors for each hard decision; for each hard decision of a layer, going through at least some of the neighbors and evaluating a cost function, selecting a symbol based on the evaluation and repeating this for each layer.
US10797925B2 Method for determining reserved tones and transmitter for performing PAPR reduction using tone reservation
A method of determining reserved tones for reduction of a peak to average power ratio (PAPR) includes: selecting carrier indices for the reserved tones and generating a kernel signal based on the selected carrier indices; calculating a comparison reference average value of the kernel signal, selecting one of the calculated comparison reference average value and a prestored comparison reference average value, and preliminarily determining carrier indices of the reserved tones based on the selection; re-arranging an order of the preliminarily determined carrier indices; calculating a comparison reference average value of a kernel signal generated, whenever each of the re-arranged carrier indices is changed to another carrier index, to generate a plurality of comparison reference average values, and finally determining carrier indices of the reserved tones which generates a kernel signal having the smallest comparison reference average value among the comparison reference average values as the indices of the reserved tones.
US10797921B2 Threshold computation circuit for S-FSK receiver, integrated circuit, and method associated therewith
A threshold computation circuit includes an input circuit, a maximum filter circuit, a minimum filter circuit, and a calculating circuit. The input circuit receives a discrete frequency signal from a digital filtering circuit. The discrete frequency signal is based on an S-FSK waveform received by an S-FSK receiver associated with the digital filtering circuit. The discrete frequency signal is representative of digital logic levels in a series of data frames modulated using S-FSK to form the S-FSK waveform. The maximum filter circuit adjusts a maximum amplitude parameter based on the discrete frequency signal and a predetermined threshold. The minimum filter circuit adjusts a minimum amplitude parameter based on the discrete frequency signal and the predetermined threshold. The calculating circuit adapts the predetermined threshold for a next data frame based on the maximum and minimum amplitude parameters. An integrated circuit and a method for computing the threshold are also disclosed.
US10797919B2 System and methods for realising adaptive radio access technology in 5G wireless communication system
An advanced wireless communication system and method for use therein provides adaptive radio access using a plurality of configurable OFDM-based waveforms. The method comprises: receiving, at a UE and on a band-specific fixed system subband, one or more synchronisation signals; determining, at the UE, and according to the synchronisation signals, a base waveform numerology; and receiving, at the UE and according to the base waveform numerology, system information, wherein the system information defines parameters for a service or services.
US10797910B2 Specifying and utilizing paths through a network
For a multi-tenant environment, some embodiments of the invention provide a novel method for (1) embedding a specific path for a tenant's data message flow through a network in tunnel headers encapsulating the data message flow, and then (2) using the embedded path information to direct the data message flow through the network. In some embodiments, the method selects the specific path from two or more viable such paths through the network for the data message flow.
US10797908B2 Sensor system, including detection and communication units for detecting and communication measured values, and a method for operating the sensor system
A sensor system including a detection unit, which is designed to detect at least one physical variable and to output corresponding measured values, and a communication interface, which includes a communication unit and is designed to output the detected measured values at least in a normal operating mode, and which is designed to receive a data signal, which includes a clock signal, the communication unit being designed to use the clock signal as the operating clock in an energy-saving operating mode. Furthermore, a corresponding method is described.
US10797907B1 Marine propulsion control system and method with configuration functionality via CAN bus
A controller associated with a propulsion device in a marine propulsion system is configured to send and receive controller area network (CAN) messages on a CAN bus and has computer-executable instructions stored thereon executed by a processor of the controller to perform a method. The method includes receiving a configuration instruction CAN message containing a new configuration value, determining that the configuration instruction CAN message is directed to itself, and then receiving a reboot CAN message. Upon determining that the reboot CAN messages directed to itself, the controller writes the new configuration value to memory and then controls a power relay to power off the controller, ignoring a key switch value associated with the propulsion device being on. The controller then responds to the key switch value to power the controller back on, and then loads the new configuration value into the working memory of the controller.
US10797904B2 Communication, monitoring and control architecture and method
A communication network device facilitates communication between devices and/or applications in a network without requiring each device to register with every other device or application. The communication network device may generate and assign a unique identifier to each device or application upon registration and store a role of the device or application (e.g., sender or receiver or both) in addition to capability and compatibility information. The communication network device may then dynamically broker and manage communications from each of the devices or applications to other devices and applications in real-time. Using a communication network device, communications may be directed to devices or applications without requiring a sending device to know of the recipient's network address. Additionally, the communication network device allows for the direct targeting of communications to specific applications. Accordingly, in some arrangements, two applications running on the same device may receive different communications from another device or application.
US10797900B2 System and method of filtering control plane data
A method and apparatus of a network element that converts an indication from a multicast routing protocol is described. In an exemplary embodiment, the network element receives a multicast routing protocol indication for a multicast group, wherein the multicast group is configured for a set of one or more sources. The network element additionally converts the indication to a set of one or more source specific routing protocol messages. Furthermore, the network element determines a set of one or more network elements for the set of one or more source specific routing protocol messages and sends the set of one or more source specific routing protocol messages to the set of one or more network elements.
US10797897B2 Multi-step remote packet broadcasting/multicasting mechanism for cognitive systems
A method, system, and data structure for sending data in a network which includes a plurality of nodes is provided. The method includes sending the data from a source node to an intermediate node. The method also includes sending the data from the intermediate node to plural destination nodes within a portion of the network. The portion is defined based on at least one physical distance from the intermediate node.
US10797895B2 Onboarding devices for use in conference room
A method performed at a server configured to onboard devices in a conference room includes: receiving a log-in request from a user device; receiving a request from the user device for a first activation code for activating devices for use in the conference room; transmitting the first activation code to the user device; receiving a first request from a first device in the conference room for authorization to be used in the conference room, the first request including a second activation code; determining whether the second activation code matches the first activation code; if the second activation code matches the first activation code, authorizing the first device for use in the conference room; and if the second activation code does not match the first activation code, denying the first device for use in the conference room.
US10797887B2 Confidential blockchain transactions
A computer-implemented method includes: determining assets held by a remitter, the assets to be spent in a remittance transaction between the remitter and one or more payees, in which each asset corresponds to a respective asset identifier, a respective asset amount, and a respective asset commitment value; determining a remitter pseudo public key and a remitter pseudo private key; determining a cover party pseudo public key, in which the cover party pseudo public key is obtained based on asset commitment values of assets held by the cover party; and generating a linkable ring signature for the remittance transaction.
US10797886B2 Blockchain consensus method and device
This specification describes techniques for performing blockchain consensus. An example method performed by a first node in a blockchain includes: receiving first service data; determining a corresponding handling time of the first service data; storing the first service data including the corresponding handling time at a cache, in which the cache stores multiple pieces of additional service data, and in which each piece of additional service data is associated with a respective handling time; determining whether a consensus needs to be performed on at least two pieces of service data; in response to determining that the consensus needs to be performed, selecting the at least two pieces of service data according to a sequence that is based on handling times associated with the at least two pieces of service data; and performing the consensus on the more than one pieces of service data according to the sequence.
US10797885B1 Systems and methods for privacy preserving distributed ledger consensus
Systems, methods, and apparatuses for demonstrating consensus agreement are provided. A method includes creating a consensus agreement rule; creating a first SignedData message comprising at least first content and a first digital signature of a first party on at least a hash of the first content and an offer indication, the first content including terms of an agreement; and transmitting the first SignedData message to a second party. The method further includes receiving a second SignedData message comprising at least second content and a second digital signature of the second party on at least a hash of the second content and an acceptance indication, wherein the second content comprises a third SignedData message comprising the first digital signature; verifying that the second party accepted the terms; and in response to the verification, transmitting the second SignedData message to a trusted party for posting on a distributed ledger.
US10797878B2 Multi-node transaction management using one-time tokens
A system, method and program product for implementing a multi-node transaction management system. A system is disclosed that includes a one-time token generator that generates a one-time token in response to a request for a multi-node transaction with a resource provider for a group of client nodes; a sub-transaction manager that collects tokens from each client node involved in the multi-node transaction, wherein at least one of the tokens is utilized to fully secure the one-time token; a trust manager that ensures that each client node meets an allocated obligation of the multi-node transaction; and a provider interface that forwards the one-time token to the resource provider to complete the multi-node transaction.
US10797872B2 Quantum random number generator lock
A lock system having a true random number generator (TRNG) configured to generate true random numbers that are based on physical phenomena, including one designated as a public key. A computer with a memory receives and stores a copy of the public key. The computer also receives a copy of a public key from a user device. A lock assembly is in electrical communication with the computer and is configured to switch from a locked mode to an unlocked mode in response to receiving an unlock command from the computer. The computer is configured to compare the stored copy of the public key generated by the TRNG to the copy of the public key received from the user device and to determine if they match. If the two public keys match, the computer sends the unlock command to the lock assembly.
US10797871B1 Generation of cryptographic authentication keys using a defined sequence of security questions
Methods and apparatuses are described for generating a cryptographic authentication key. A computing device receives a request to generate a cryptographic key. The device generates a defined sequence of security questions, each question associated with a difficulty value. The device generates the key using the defined sequence of questions, comprising: a) presenting a first question and receiving an answer to the first question, b) generating a hash string corresponding to the received answer, c) determining a next question based upon the hash string, d) presenting the next question and receiving an answer to the next question, e) concatenating the answer to the next question with the hash string, f) applying a hash function to the hash string with the concatenated answer to update the hash string, g) repeating steps c-f until the difficulty values of the questions reaches a threshold, and h) generating the key from the updated hash string.
US10797867B2 System and method for electronic bidding
In an electronic bidding system and method, it is unnecessary to disclose to bidders a list of public keys matched to bid prices, and in which price secrecy may be proved. In a function of encryption of a bidding device 300, a public key is generated using a bid price and an IBE public key, based on an ID-Based Encryption (IBE) system having a bid value as an ID. IBE public key is obtained on combining a plurality of partial public keys matched to partial secret keys generated by a plural number of partial bid opening devices based on a combination condition enabling group decryption. A preset message for bidding is then encrypted. In a function of decryption of a bid opening device 400, a number of partial bid opening devices, which is in keeping with a satisfying number of the group decryption, perform calculations for decryption for winning bid value candidates, beginning from such candidate, the allowable bid value closest to the bid closing condition. Decrypted data obtained on combining the resulting output partial bid opening data are collated to the message for bidding to decide on winning bid value.
US10797866B1 System and method for enforcement of correctness of inputs of multi-party computations
A method of performing a Multi-Party Computation (MPC) process between two parties and a server, the parties generating initial garbled labels to an initial garbled circuit and sending the initial garbled labels corresponding to an input to the server, the parties generating a fresh garbled circuit and generating multiple bridge gates for translating the initial garbled labels to garbled values for the inputs to the fresh garbled circuit, where each of the bridge gates is associated with a specific input wire of the fresh garbled circuit and maps a value of the initial garbled labels to a value of garbled labels of the fresh garbled circuit, where the server computes fresh garbled values for the fresh garbled circuit using the bridge gates and the initial garbled values and evaluates the fresh garbled circuit using the fresh garbled labels.
US10797860B1 Blockchain based cold email delivery
Systems and techniques are provided for managing and categorizing unsolicited emails from unknown senders using blockchain technology. In a specific implementation, an email authorization system authorizes emails from genuine cold email senders to reach recipient email inboxes after the unknown senders validate the emails by executing blockchain transactions through the email authorization system. The email inboxes of the genuine cold email senders are monitored to detect responses to the sent emails. After a response is detected, a transaction using the first blockchain address is executed. The blockchain transactions are recorded in a blockchain ledger in a blockchain network.
US10797859B2 Low area optimization for NB-IoT applications
An apparatus and methodology for securing data exchanged between devices in a NarrowBand IoT (NB-IoT) environment is disclosed. The apparatus embodies a cryptoprocessor having a confidentiality block and an integrity block. The confidentiality and integrity blocks are coupled to a bus interface through data channels via a multiplexer/demultiplexer (MUX) and first-in-first-out transmitter and receiver. The confidentiality and integrity blocks are further coupled to a cipher block through data channels via a MUX. The cipher block is operable to implement at least one stream cipher and at least one block cipher.
US10797858B2 Unified hardware accelerator for symmetric-key ciphers
Modifications to Advanced Encryption Standard (AES) hardware acceleration circuitry are described to allow hardware acceleration of the key operations of any non-AES block cipher, such as SMT and Camellia. In some embodiments the GF(28) inverse computation circuit in the AES S-box is used to compute X−1 (where X is the input plaintext or ciphertext byte), and hardware support is added to compute parallel GF(28) matrix multiplications. The embodiments described herein have minimal hardware overhead while achieving greater speed than software implementations.
US10797855B2 Signal detection techniques using clock data recovery
Techniques and apparatus for detection of a signal at an I/O interface module are described. In one embodiment, for example, an apparatus to provide signal detection may include at least one receiver, at least one memory, and logic for a signal detection module, at least a portion of the logic comprised in hardware coupled to the at least one memory and the at least one receiver, the logic to access a plurality of pulse signals of a clock and data recovery (CDR) circuit, analyze at least one pulse characteristic of the plurality of pulse signals, and generate a signal determination to indicate a signal at the at least one receiver based on the at least one pulse characteristic. Other embodiments are described and claimed.
US10797854B1 Synchronization system for controller area networks
A receiver device may include a receiver and one or more processors. The receiver device may be configured to receive a first set of frames from a first device indicating a transmit time of the first set of frames, and a second set of frames from a second device indicating a transmit time of the second set of frames and an arrival time of the first set of frames. The receiver device may be configured to determine a first transmission delay based on the transmit and arrival times of the first set of frames, and determine a second transmission delay based on the transmit and arrival times of the second set of frames. The receiver device may be configured to transmit a third set of frames indicating the arrival times of the first and second sets of frames, and a transmit time of the third set of frames.
US10797851B2 Dual edge synchronization of analog input to reduce switch point jitter
A method for synchronization of an input signal includes providing the input signal to a first signal path associated with a first clock and to a second signal path associated with a second clock, detecting an edge of the input signal by detecting values of the input signal along the first signal path at a first rising edge of the first clock and at a second rising edge of the first clock, detecting a value of the input signal along the second signal path at an edge of the second clock, and selecting the input signal from the first signal path or from the second signal path according to the detected value of the input signal along the second path when an edge of the input signal along the first path is detected.
US10797850B2 Transceiver apparatus supporting antenna selection and method of processing received signals
A transceiver apparatus (204) is configured to support antenna selection in accordance with a communications standard. The apparatus comprises a hardware subsystem (300) comprising a duplexing component (328), a transmitter chain, a first receiver chain (308) and a second receiver chain (310) respectively comprising a first antenna port (336) and a second antenna port (342) at an upstream end thereof. The first receiver chain (308) and the transmitter chain sharing the duplexing component (328). The apparatus further comprises a signal redirection system (330, 350, 372) arranged to couple temporarily the second antenna port (342) to the first receiver chain (308) at a point of entry thereof and in response to an antenna selection instruction, thereby redirecting temporarily a signal path from the second antenna port (342) into the first receiver chain (308) and then back into the second receiver chain (310) downstream of the point of entry.
US10797849B2 User terminal, base station apparatus, and communication method
A user terminal includes a measurement unit that performs measurement for calculating channel state information, a configuration unit that configures two subframe sets including a first subframe set and a second subframe set based on first information and second information, a transmission unit that transmits channel state information reports corresponding to the first subframe set and channel state information reports corresponding to the second subframe set. In a case where the second information is configured, the first information is not configured, and in a case where a plurality of channel state information reports of the same serving cell collides for a user terminal for which the two subframe sets are configured based on the second information, and in a case where the plurality of channel state information reports has physical uplink control channel reporting types having the same priority, the channel state information reports corresponding to the second subframe set are dropped.
US10797847B2 Method for transmitting ACK/NACK for V2X communication in wireless communication system and apparatus therefor
The present invention relates to a method and an apparatus for transmitting, by a vehicle-to-everything (V2X) terminal, acknowledgement/negative acknowledgement (ACK/NACK) in a wireless communication system. Specifically, the method of the present invention comprises the steps of: changing a resource pool configuration for a V2X communication from a first resource pool to a second resource pool; and transmitting the ACK/NACK on the basis of at least one of the first resource pool and the second resource pool, on the basis of a time interval established to select an ACK/NACK resource pool, with respect to a message received on the basis of the first resource pool.
US10797845B2 Wireless communication method, enhanced node B and user equipment
Provided are wireless communication methods, an eNB and a UE. A wireless communication method performed by the eNB includes transmitting repetitions of control channel(s) in a control region to a first UE in a coverage enhancement level, wherein the control region includes multiple sub-regions each of which can be used to transmit repetitions of one control channel; possible sub-region(s) allocated from the multiple sub-regions for transmitting one control channel to the first UE in the coverage enhancement level start from the same subframe; and the possible sub-region(s) for the first UE in the specific coverage enhancement level constitute a subset of a set of available sub-regions for the coverage enhancement level in the eNB's perspective.
US10797838B2 Apparatus and method for managing radio resources in mobile communication system
An operation method of a terminal in a mobile communication system includes receiving information indicating a first scheduling region map consisting of a plurality of resource regions from a base station, the information indicating the first scheduling region map including information indicating the plurality of resource regions included in the first scheduling region map; receiving first resource allocation information indicating a first resource region allocated to the terminal among the plurality of resource regions included in the first scheduling region map from the base station; receiving a first reference signal (RS) from the base station through the first resource region; generating first channel state information (CSI) for the first resource region based on the first RS; and transmitting the first CSI to the base station.
US10797834B2 Method for transmission of data packets in a cellular network
The present invention relates to a method for transmission of a data packet in a cellular network between a transmitting node and a receiving node, the receiving node being configured to receive data packets from the transmitting node, the transmitting node supporting at least one frequency band composed of a plurality of carriers, the method comprising for the transmitting node the step of transmitting to the receiving node a plurality of data transmissions of the data packet according to a predetermined redundancy level, whereby the first of the plurality of data transmissions is transmitted in a resource area addressed by a scheduling occurrence, and the rest of the plurality of data transmissions are transmitted in the same resource area as the first data transmission, and each data transmission is transmitted on a different carrier.
US10797833B2 Techniques and apparatuses for ultra reliable low latency hybrid automatic repeat request (HARQ) retransmission for semi-persistent scheduling (SPS)
Certain aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment may receive a configuration for hybrid automatic repeat request (HARQ) retransmissions for semi-persistent scheduling (SPS), wherein the configuration, which is specific to the UE, identifies allocated resources of a physical downlink shared channel (PDSCH) or a physical uplink shared channel (PUSCH) for the HARQ retransmissions; and use the allocated resources identified in the configuration for the HARQ retransmissions. Numerous other aspects are provided.
US10797832B2 Dynamic hybrid automatic repeat request (HARQ) codebook for multi-transmit receive point (TRP) communication
This disclosure provides systems, methods and apparatus for wireless communication. In one aspect, a multi-transmit-receive point (TRP) approach for hybrid automatic repeat request (HARD) acknowledgment (ACK) feedback using counter downlink assignment indicators (DAIs) (cDAIs) and total DAIs (tDAIs) is provided. For example, some techniques and apparatuses described herein may provide a joint counting method in which cDAIs and tDAIs are implemented and tracked jointly between the TRPs of a multi-TRP group. This may be useful in the ideal backhaul scenario when the multi-TRP group is jointly scheduled, and may be more robust against errors than a separate counting method. Some techniques and apparatuses described herein may provide a separate counting method, in which cDAIs and tDAIs are implemented and tracked separately by the respective TRPs of a multi-TRP group.
US10797831B2 Control information sending method, control information receiving method, user equipment, and network device
Embodiments disclose a control information sending method, a control information receiving method, user equipment, and a network device. The sending method includes: obtaining a resource occupied by first uplink control information UCI, and obtaining a resource occupied by second UCI; performing channel encoding on the first UCI according to the resource occupied by the first UCI, to obtain an encoded bit sequence of the first UCI, and performing channel encoding on the second UCI according to the resource occupied by the second UCI, to obtain an encoded bit sequence of the second UCI; mapping the encoded bit sequence of the first UCI and the encoded bit sequence of the second UCI to a physical uplink channel; and sending the physical uplink channel.
US10797829B2 Wireless communication apparatus and wireless communication method
A wireless communication apparatus and a wireless communication method are provided. The wireless communication method includes: determining a quantity of virtual resource blocks in an initial resource block bundle based on a resource block start index of a bandwidth part and a size of a resource block bundle, wherein the quantity of virtual resource blocks in the initial resource block bundle is less than the size of the resource block bundle; and mapping the virtual resource blocks in the initial resource block bundle to physical resource blocks.
US10797827B2 Grant-free transmission method and apparatus
Embodiments of this application provide a grant-free transmission method, a terminal device, and a network device, to improve grant-free transmission reliability. The grant-free transmission method includes: obtaining, by a terminal device, an interleaving pattern based on at least one of a cell identity of the terminal device, a terminal device identifier, time-domain resource information, and frequency-domain resource information; interleaving data based on the obtained interleaving pattern, to obtain interleaved data; and sending the interleaved data.
US10797826B2 Polar encoding and rate matching method, apparatus, and device
A polar encoding and rate matching method is provided, including: determining one or more to-be-deleted rows of a generator matrix, where the generator matrix is determined based on a preset mother code length, and a column in which 1 in the one or more to-be-deleted rows is located includes at least one column with a column weight being 1; deleting, from the one or more to-be-deleted rows, a row corresponding to a polarized channel with lowest reliability, and deleting, from a column in which 1 in the row is located, a column with a column weight being 1, to obtain an after-deletion generator matrix; using the after-deletion generator matrix as a generator matrix to repeat the foregoing steps, until an order of a final generator matrix is equal to a target code length; and performing encoding and rate matching on a to-be-encoded bit based on the final generator matrix.
US10797825B2 Data transmission method and apparatus, and data reception method and apparatus
The transmission apparatus maps a plurality of code blocks obtained from data to a time-frequency resource, and transmits the plurality of code blocks therefrom. The time-frequency resource comprises L number of time symbols in the time domain, where L is an integer greater than 1. Each of the L number of time symbols comprises one or more different code blocks from among the plurality of code blocks. The plurality of code blocks is mapped in the time-frequency resource so that one complete code block is one time symbol.
US10797814B2 File recovery
A system for generating, transmitting, providing and/or receiving signaling.
US10797812B2 Cellular broadcast messaging and indirection
Transmission of a cellular broadcast message, comprising identification data associated with content to be transmitted to the user equipment, is performed using a first communications channel that carries cellular broadcast messages. Based on a determination that the cellular broadcast message relates to an emergency, a periodicity associated with a frequency of cellular broadcast message transmissions can be modified, and a network device can transmit the emergency alert message to the user equipment at the modified periodicity. A second communications channel associated with a communications network protocol can be selected, based on a network transmission condition. A connection can be established via the second communications channel with an application server device based on the identification data, and content from the application server device can be transmitted to the user equipment.
US10797807B2 Methods for calibrating millimeter wave antenna arrays
Methods are provided for calibrating a millimeter wave active antenna array using over-the-air measurements and an optimization algorithm. The transmit and receive paths may be optimized separately, and the optimization may be performed on the magnitude and phase separately or together. The parameter optimized may include the received power of the main lobe or the received power at the location of a null in some embodiments.
US10797802B2 Optical receiver
An optical receiver includes a transimpedance amplifier that converts a current signal corresponding to an optical signal into a voltage signal. The transimpedance amplifier includes an input terminal receiving the current signal, an output terminal outputting the voltage signal, an inverting circuit including a pull-up device that pull-up drives the voltage signal of the output terminal according to the current signal, and a pull-down device that pull-down drives the voltage signal of the output terminal according to the current signal, a feedback resistor electrically connected between the input and output terminals, a first resistor electrically connected between the input terminal and the pull-up device, and a second resistor electrically connected between the input terminal and the pull-down device.
US10797797B2 Fiber optic extender
The present arrangement replaces passive components of a multi-mode fiber optic channel, such as a typical prior art cassette (i.e. connectors & short lengths of fibers) with active cassettes that have components therein that receive the optical signal from a first transmitting transceiver, convert the signal to an electrical signal, route that signal appropriately within the cassette and re-send an optical signal out from the opposite of the cassette into the infrastructure harness. This results in a localized optical signal boost at a mid-channel location.
US10797795B2 System and method of satellite communication
In particular embodiments, a system may include a spacecraft and optical ground terminals. The spacecraft includes at least an optical space terminal and a space switch unit. The space switch unit is configured to receive physical layer data frames from one optical space terminal, regenerate data-link layer data packets based on the physical layer data frames and route the regenerated data-link layer data packets to another optical space terminal. The optical ground terminals are configured to receive data-link layer data packets by one of the optical ground terminals, encode the received data-link layer data packets into physical layer data frames, transmit encoded physical layer data frames from one of the optical ground terminals to a respective optical space terminal through multiple forward channels at a data rate of 1 Tbps or above, the encoded physical layer data frames are decoded by the respective optical space terminal.
US10797794B2 Two-way data communication system for aircraft cabins
A data communication system has: a cabin module with a transmission and reception unit; and a furniture module, which is fastened in a furniture item anchored in a cabin, and has a transmission and reception unit. The transmission and reception units each have a controllable light source and a light sensor. The furniture module is disposed relative to the cabin module such that light emanating from the light source of the transmission and reception unit of the cabin module is detectable by the light sensor of the transmission and reception unit of the furniture module and light emanating from the light source of the transmission and reception unit of the furniture module is detectable by the light sensor of the transmission and reception unit the one cabin module.
US10797790B2 Microwave photonic vector network analyzer and method for measuring scattering parameters of microwave device
Microwave photonic vector network analyzer and a method for measuring scattering parameters of a microwave device are provided. The analyzer comprises a microwave source, wherein a signal loading module, an optical sampling module and a signal processing module are sequentially arranged along a signal output direction of the microwave source; an output end of the signal processing module is respectively connected with a control end of the microwave source and a control end of the optical sampling module; and two test ports of the signal loading module are connected with both ends of a device to be tested. The invention realizes direct sampling and frequency conversion for microwave signals, abandons a superheterodyne structure and/or direct frequency conversion structure in the traditional network analyzer, simplifies the structure of the system while improving the measurement frequency range and avoiding image interference, and reduces system complexity, cost and power consumption.
US10797788B1 Reducing power consumption in a receiver of a communications device
Techniques for improving the power consumption of a communications device are described. In an example, the communications device generates a first digital signal based at least in part on an analog signal. The communications device also determines a second digital signal that corresponds to a predefined direct current (DC) signal. Further, the communications device generates a third digital signal based at least in part on the first digital signal and the second digital signal and compares a power estimate of the third digital signal with a power threshold. The power threshold is defined based at least in part on the predefined DC signal. The communications device determines that the analog signal corresponds to a data packet based at least in part on an outcome of the comparing.
US10797787B2 Space network node receiving data from terrestrial and space nodes
A network node is described which is configured for use in space, comprising a transmission interface for transmitting radio frequency signals, a reception interface for receiving radio frequency signals, a network management module for determining communication session information, a controller arranged to control the transmission interface and the reception interface in accordance with session information provided by the network management interface, wherein the transmission and reception interfaces are for receiving data from terrestrial nodes and space-borne nodes. Also described are a network entity comprising the network note and a plurality of adaptive antennas, a satellite containing the network entity and a user equipment device configured for communication with the network node.
US10797785B1 Real-time communication between satellites and mobile devices
Systems and methods for accessing a satellite in real-time. A mobile device for accessing a satellite in real-time includes: a communication device for directly communicating data with a satellite; a display for displaying a graphic user interface (GUI); one or more processors; and a non-transitory computer-readable medium comprising one or more sequences of instructions which, when executed by the one or more processors, causes steps to be performed comprising: responsive to a touch on the GUI, sending data directly to the satellite via the communication device. The data sent to the satellite includes information of global positioning system (GPS) coordinates of the mobile device and an identification of a user of the mobile device, a set of access parameters, a query for a list of satellites that are accessible in real-time according to the set of access parameters.
US10797782B2 Transport of modulated radio communication signals over data networks
One embodiment is directed to a system comprising a first converter unit configured to receive a first modulated enterprise signal from an enterprise base station, demodulate the first modulated enterprise signal, extract enterprise data from the demodulated enterprise signal, and transmit the enterprise data to a modem over a wideband wireless communication network. The system further comprises a second converter unit configured to receive the enterprise data from the modem. The modem is configured receive the enterprise data from the wideband wireless communication network. The system is configured to create a second modulated enterprise signal corresponding to the first modulated enterprise signal using the enterprise data and wirelessly transmit the second modulated enterprise signal to an enterprise mobile station.
US10797779B2 Method for determining frame timing, network device, and terminal device
A method for determining frame timing, a terminal device and a network device are provided. The method for determining frame timing includes that: a terminal device receives beam-specific information sent by a network device through a beam, here, the beam-specific information includes a sequence number of a time-domain location where a synchronization signal is sent through the beam; the terminal device determines a time-domain offset between the synchronization signal and the frame timing according to a correspondence of a sequence number of the beam, the sequence number of the time-domain location where the synchronization signal is sent and the time-domain offset; and the terminal device determines the frame timing according to the time-domain offset.
US10797775B2 Backhaul transmission method for wireless communication, controller, base station, and gateway
Discloses is a backhaul transmission method for wireless communication, a controller, a base station, and a gateway. The method includes: sending, by a first base station, information about a backhaul requirement of the first base station to a controller; obtaining, by the first base station, information about a codebook from the controller, where the information about the codebook is determined based on the backhaul requirement of the first base station; and performing, by the first base station, backhaul transmission with a gateway by using the codebook. Information about a codebook used in backhaul transmission is determined based on a backhaul requirement of a base station, so that backhaul requirements of different base stations can be met, and a backhaul capacity of a system is increased.
US10797766B1 Distributed radio system
Systems, methods, computer program products, and devices reduce computational processing performed by at least one computer processor that computes an eigensystem from a first data set; computes updated eigenvalues that approximate an eigensystem of at least a second data set based on the eigensystem of the first data set; and evaluates a plurality of features in each of the first and at least second data sets using a cost function; wherein reducing the computational processing of the at least one computer processor is achieved by at least one of selecting the cost function to comprise fewer than the total number of eigenvalues and employing a coarse approximation of the eigenvalues to de-select at least one of the data sets. This is especially useful for learning and/or online processing in an artificial neural network.
US10797765B2 WAP uplink optimization by selection of MIMO antennas spatial states
A wireless access point (WAP) for wireless communication with associated stations on selected orthogonal frequency division multiplexed (OFDM) communication channels of a wireless local area network (WLAN). The WAP includes: an array of antennas having a number of spatial states, a plurality of components coupled to one another to form receive and transmit chains, and an antenna control circuit. The antenna control circuit couples to the plurality of components and to the array of antennas to determine for each uplink an optimal spatial state of the array of antennas for receiving said uplink; and to change the spatial state of the array of antennas for each uplink to match the optimum determined spatial state therefore.
US10797761B2 Method and device for sending and receiving information
The present disclosure relates to a method and a device for sending and receiving information. The method includes: determining a frame structure of a serving cell, where a radio frame corresponding to the frame structure includes at least one first special subframe, remaining subframes are downlink subframes, and the first special subframe includes symbols used for uplink transmission and downlink transmission, and a GP; and sending and receiving information in the serving cell based on the frame structure. In the technical solution, because the radio frame structure includes the first special subframe, when spectrum resources are maximally applied to downlink data service transmission, not only performance of massive MIMO is improved, but also the serving cell is enabled to work independently.
US10797755B1 Communicating between devices in a doorbell system using AC power waveforms
This disclosure describes techniques for using alternating current (AC) power waveforms to communicate between devices in a doorbell circuit. A signaling device that emits sound may be positioned in the doorbell circuit between an AC power source and a doorbell device (such as an A/V device including a doorbell). A signaling device may be coupled in parallel to a signaling-control device that includes electronic circuitry that provides a selective bypass to allow for larger amounts of current drawn by the A/V device to bypass the signaling device without causing the signaling device to emit the sound. The A/V device and the signaling-control device may use AC power waveforms to communicate data and/or data between each other. For example, the A/V device and the signaling-control device may control respective signal relays to selectively open and close the doorbell circuit in order to communicate with each other using the AC current waveform.
US10797753B2 Systems and methods for LTE ingress characterize using PNM metrics
A communication device in a communication network includes at least one processor. The processor is configured to identify a first management information base (MIB) of a first occupied channel in the communication network, and a second MIB of a second occupied channel in the communication network adjacent the first occupied channel. The second occupied channel occupies a frequency band overlapping with an interfering signal band. The processor is further configured to calculate at least one proactive network maintenance (PNM) metric for each of the first and second MIB, and determine, from the calculated PNM metric, that an ingress of the interfering signal is detected on the second occupied channel.
US10797750B2 System architecture for supporting digital pre-distortion and full duplex in cable network environments
An example apparatus for supporting digital pre-distortion (DPD) and full duplex (FDX) in cable network environments is provided and includes a first path for signals being transmitted out of the apparatus, a second path for signals being received into the apparatus, a DPD actuator located on the first path, an amplifier located on the first path, an echo cancellation (EC) actuator located on the second path, and a data interface including a plurality of channels connecting the apparatus to a signal processor. DPD coefficients, EC coefficients and delay parameters are provided over the data interface from the signal processor to the apparatus. The DPD actuator predistorts signals on the first path using the DPD coefficients compensating for distortions introduced by the amplifier, and the EC actuator reduces interferences in signals on the second path using the EC coefficients and the delay parameters, facilitating FDX communication by the apparatus.
US10797745B2 Method for in-band full-duplex transmission and reception, and apparatus for the same
An operation method of an in-band full duplex (IFD) transceiving apparatus including a receiving end, a transmitting end, a digital self-interference cancellation (DSIC) processing unit, and a digital SI cancellation unit may comprise generating, by the DSIC processing unit, signal shaping coefficients for wave shaping of a signal of the transmitting end; generating, by the DSIC processing unit, channel estimation coefficients for cancellation of a self-interference signal in a reception signal of the receiving end; forming, by the DSIC processing unit, a transmission signal based on the signal shaping coefficients; and generating, by the DSIC processing unit, a control signal for cancellation of the self-interference signal in the reception signal based on the channel estimation coefficients.
US10797741B2 Radio frequency module and communication device
A radio frequency module includes a first receive circuit that processes a receive signal in the first frequency band. The first receive circuit includes a first substrate, a first low noise amplifier, and a first filter circuit. The first low noise amplifier is mounted on a principal surface of the first substrate. The first filter circuit is connected to an output end of the first low noise amplifier. At least a portion of the first filter circuit is provided on the principal surface of the first substrate. The first filter circuit attenuates spurious components occurring due to a transmit signal in the first frequency band received by the first low noise amplifier. The spurious components are included in the transmit signal in the first frequency band and have a frequency bandwidth that overlaps, includes, or is included in the frequency bandwidth of the receive signal in the second frequency band.
US10797740B2 Virtualized methods, systems and devices to mitigate channel interference
A method that incorporates aspects of the subject disclosure may include, for example, receiving digital data via a plurality of fiber optic cables, wherein the digital data represents a plurality of radio frequency signals received at a plurality of remote radio units via a plurality of uplink paths, wherein the first virtual processing system is configured to mitigate interference detected in one or more of the plurality of uplink paths, performing a plurality of measurements of the digital data to identify an interference condition associated with at least a portion of the plurality of uplink paths associated with the plurality of remote radio units; and providing updated digital data, according to the interference condition that is identified, to a second virtual processing system including at least one second virtual processor, wherein the second virtual processing system is configured to operate as one or more baseband units for providing cellular communication services. Other embodiments are disclosed.
US10797738B2 Segmented receiver for wireless communications
Aspects of this disclosure relate to a segmented receiver for a wireless communication system. The segmented receiver includes a first receiver segment and a second receiver segment configured to receive respective radio frequency signals. The radio frequency signals can be orthogonally polarized. Branch circuits in each receiver segment can provide a radio frequency signal to different mixers. The different mixers can be included in different receiver segments and receive local oscillator signals from independent local oscillators. Each receiver segment can process a different bandwidth of the radio frequency signal. Two different bandwidths of the radio frequency signal can be processed concurrently by different receiver segments.
US10797732B1 Distributed antenna systems
In a multi-user multiple antenna system, a central processor is communicatively coupled to a plurality of geographically distributed access points via a network. The central processor, the geographically distributed access points, or a plurality of client devices served by the system computes channel estimates of wireless channels between the geographically distributed access points and the client devices. The central processor computes access-point weights from the channel estimates to synthesize an antenna array from the plurality of geographically distributed access points, and the access-point weights are used to implement spatial multiplexing.
US10797729B2 Polar-code based encoder and method for configuring divide and conquer structure of polar-code based encoder
A polar-code based encoder is used to perform a transfer of useful data to a polar-code based decoder via a Binary Discrete-input Memory-less Channel. The Divide and Conquer structure consists of a multiplexer having useful data bits and a set of frozen bits as inputs followed by a polarization block of size N=2L, wherein the polarization block of size N comprises a set of front kernels followed by a shuffler and two complementary polarization sub-blocks of size N/2 with a similar structure as the polarization block of size N but with half its size. A dynamically configurable interleaver is present between the shuffler and one and/or the other of the complementary polarization sub-blocks at each recursion of the Divide and Conquer structure. The configuration of the dynamically configurable interleavers is dynamically modified according to changes detected in the Binary Discrete-input Memory-less Channel.
US10797728B1 Systems and methods for diversity bit-flipping decoding of low-density parity-check codes
Methods and systems are provided for decoding LDPC codewords or blocks of codewords using a second set of parameters if decoding the codewords or blocks of codewords fails using a first set of parameters. An LDPC codeword may be decoded using a first decoding technique to produce a first decoding output using a first parameter. The first parameter may be altered to generate a second parameter to be used in a second decoding technique. The LDPC codeword may be decoded using the second decoding technique to produce a second decoding output. A syndrome weight of the first decoding output may be compared to a syndrome weight of the second decoding output and one of the first decoding output or the second decoding output may be selected based on which of the first decoding output or the second decoding output has a lower error.
US10797718B1 Tiny low power current mode analog to digital converters for artificial intelligence
Single-stage and multiple-stage current-mode Analog-to-Digital converters (iADC)s utilizing apparatuses, circuits, and methods are described in this disclosure. The disclosed iADCs can operate asynchronously and be free from the digital clock noise, which also lowers dynamic power consumption, and reduces circuitry overhead associated with free running clocks. For their pseudo-flash operations, the disclosed iADCs do not require their input current signals to be replicated which saves area, lowers power consumption, and improves accuracy. Moreover, the disclosed methods of multi-staging of iADCs increase their resolutions while keeping current consumption and die size (cost) low. The iADC's asynchronous topology facilitates decoupling analog-computations from digital-computations, which helps reduce glitch, and facilitates gradual degradation (instead of an abrupt drop) of iADC's accuracy with increased input current signal frequency. The iADCs can be arranged with minimal digital circuitry (i.e., be digital-light), thereby saving on die size and dynamic power consumption.
US10797715B2 Filtering method and filter
A filtering method and a filter are disclosed. The method includes integrating values of an input signal by an integrator comprising a memory; storing an integration value in the memory; cyclically resetting the memory after integrating a first predefined number of values of the input signal; in a steady operating mode, generating a value of an output signal based on the integration value stored in the memory each time after integrating the first predefined number of values of the input signal; and in an initial operating mode, generating an initial value of the output signal based on the integration value stored in the memory after integrating a second predefined number of values of the input signal, wherein the second predefined number is smaller than the first predefined number.
US10797712B1 Maintaining a digitally controlled oscillator at an ideal state by changing the voltage supply
A technique relates to a digital phase locked loop (DPLL) including a digitally controlled oscillator (DCO), the DCO having delay elements and a current fill factor corresponding to a proportion of the delay elements in operation. A voltage regulator controller is operable to obtain a result of a comparison between a predefined fill factor and the current fill factor, the voltage regulator controller being operable to adjust voltage supplied to the DCO based on the result, the predefined fill factor indicating a predetermined proportion of the delay elements to be in operation.
US10797702B2 Apparatus for flexible electronic interfaces and associated methods
A semiconductor die includes at least one flexible interface block. The flexible interface block includes at least one interconnect, and at least one buffer coupled to the at least one interconnect. The flexible interface block further includes a routing interface coupled to circuitry integrated in the semiconductor die, and a controller coupled to provide communication between the routing interface and the at least one buffer.
US10797697B2 Phase relationship sensing system
A person or object is infused with a signal. The infused signal has a phase relationship with the signals that are transmitted from and used by a touch sensor, controller or wearable. The phase relationship of the infused signal is used in order to increase the ability of receivers at or on the touch sensor, controller or wearable to measure and determine touch events, such as hover.
US10797696B2 Factor 1 inductive sensor device
Disclosed is a “factor 1” and inductive sensor device including an LC resonant circuit powered by a suitable generator, an operational chain of units for acquisition by sampling and processing of the response signal, and a functional set of units for evaluating at least one temporarily set value of the processed signal and supplying detection or non-detection information. The acquisition and processing unit includes analog a unit for filtering and/or amplifying the sampled response signal, and a unit for compensating the temperature drift of the response signal by correcting the sampled signal following the digital conversion thereof, associated with or including a temperature sensor.
US10797690B2 Method and apparatus for use in improving linearity of MOSFETs using an accumulated charge sink
A method and apparatus for use in improving the linearity characteristics of MOSFET devices using an accumulated charge sink (ACS) are disclosed. The method and apparatus are adapted to remove, reduce, or otherwise control accumulated charge in SOI MOSFETs, thereby yielding improvements in FET performance characteristics. In one exemplary embodiment, a circuit having at least one SOI MOSFET is configured to operate in an accumulated charge regime. An accumulated charge sink, operatively coupled to the body of the SOI MOSFET, eliminates, removes or otherwise controls accumulated charge when the FET is operated in the accumulated charge regime, thereby reducing the nonlinearity of the parasitic off-state source-to-drain capacitance of the SOI MOSFET. In RF switch circuits implemented with the improved SOI MOSFET devices, harmonic and intermodulation distortion is reduced by removing or otherwise controlling the accumulated charge when the SOI MOSFET operates in an accumulated charge regime.
US10797688B2 Comparator circuit, corresponding device and method
A comparator circuit is implemented using a simple comparator core having two gain stages integrated in a single circuit block. The circuit operates with improved speed and resolution in comparison to a conventional continuous-time comparator. Offset trimming allows for the crossing time of the comparator to be adjusted close to an ideal crossing time.
US10797686B1 Phase predictor and associated method of use
A phase predictor to accurately detect and predict the phase relationship between two clocks running at different frequencies. The phase relationship can be used to record the transmission and reception times of Ethernet frames transmitted over a transmission medium with very high accuracy.
US10797683B1 Calibration circuit and associated calibrating method capable of precisely adjusting clocks with distorted duty cycles and phases
A calibration circuit, including a duty cycle correction circuit and a phase correction circuit and associated calibrating method, are provided. Firstly, a first duty cycle adjusted clock and a second duty cycle adjusted clock are generated by the duty cycle correction circuit based on a first input clock and a second input clock, respectively. Then, a first delay adjusted clock and a second delay adjusted clock are generated by the phase correction circuit based on a phase of the first duty cycle adjusted clock, and a detection signal is generated. The detection signal is related to a duty cycle of the first input clock, a duty cycle of the second input clock, and a phase difference between the second delay adjusted clock and the first delay adjusted clock. Later, the duty cycle correction circuit and the phase correction circuit are controlled in response to the detection signal.
US10797682B2 Common signal attenuation circuit and ramp signal generator using the same
A common signal attenuation circuit may include a sensing block suitable for sensing differential signals to generate sensed differential signals; a common signal generation block suitable for generating an common signal having a common voltage noise by combining the sensed differential signals; and an attenuation block suitable for adjusting the common voltage noise in the original common signal by combining the common signal having the adjusted common voltage noise to the differential signals.
US10797673B2 Hierarchical cascading in two-dimensional finite element method simulation of acoustic wave filter devices
A method of analyzing a microwave acoustic wave (AW) structure comprises defining a physical model of the AW structure, partitioning the physical model into a plurality of unit blocks, identifying at least one core block within the plurality of original unit blocks, computing characteristics of each of the at least one core block, deriving characteristics for each of the original unit blocks from the computed characteristics of the core block(s), combining the original unit blocks into a single block having computed characteristics derived from the characteristics of the unit blocks, such that the single block subsumes the plurality of original unit blocks, and deriving at least one electrical response of the physical model at least partially from the computed characteristics of the single block.
US10797671B1 Electronic device and equalizer adjustment method
An electronic device and an equalizer adjustment method thereof are disclosed. The method comprises the steps of: storing a list of age gain values, the list of age gain values comprising a plurality of age segments, respectively increasing from the first age segment to the Nth age segment, each of the age segments comprising a group correcting parameters, the group correcting parameters including a plurality of compensation gain values respectively corresponding to a plurality of target frequency, and the compensation gain values in the same target frequency are increased as N increases; obtaining an age data of an user; obtaining the target age segment, wherein the target age segment is one of the age segments; obtaining the group correction parameter corresponding to the target age segment; and adjusting a gain value setting of the equalizer to sound at different frequencies according to the group correction parameter.
US10797669B2 Speaker with automatic volume control
An example speaker for providing alerts includes: a housing and a cover forming an integrated unit; a microphone configured to sense an ambient noise level; and a processor configured to adjust a volume of the speaker based upon the ambient noise level. A hinge can be positioned between the housing and the cover to allow the cover to be pivoted relative to the housing from a close position to an open position.
US10797667B2 Audio notifications
Systems and methods for a playback device outputting an audio alert from a network-enabled device include (i) while the playback device is playing back audio content, receiving an alert communication from the network-enabled device, the alert communication including (a) an audio notification identifier that identifies an audio notification and (b) a priority identifier that identifies a priority level of the audio notification; (ii) responsive to receiving the alert communication, adding the audio notification to a notification queue at a particular queue position, where the particular queue position of the audio notification in the notification queue is based on the priority level of the audio notification relative to other audio content in the notification queue; (iii) adjusting playback of the audio content for playing back the audio notification; and (iv) the playback device playing back the audio notification.
US10797662B2 Amplifying circuit including miller compensation circuit
An amplifying circuit may include: an amplifier configured to receive a first input voltage and output a first output voltage by amplifying the first input voltage; and a common-mode feedback circuit configured to enable the first output voltage to operate in a common mode by receiving the first output voltage and performing a feedback to adjust at least one feedback voltage applied to the amplifier based on the first output voltage. The common-mode feedback circuit may include a first Miller compensation circuit configured to perform dominant pole compensation by using a Miller effect for the common-mode feedback circuit. The first Miller compensation circuit may include a resistor and a capacitor.
US10797657B2 Matching network and power amplifier circuit
A matching network is a matching network of a power amplifier circuit that outputs a signal obtained by a differential amplifier amplifying power of a high-frequency signal. The matching network includes an input-side winding connected between differential outputs of the differential amplifier; an output-side winding that is coupled to the input-side winding via an electromagnetic field and whose one end is connected to a reference potential; a first LC series resonant circuit including a capacitive element and an inductive element connected in series with each other, and being connected in parallel with the input-side winding; and a second LC series resonant circuit including a capacitive element and an inductive element connected in series with each other, and being connected in parallel with the output-side winding.
US10797656B2 Breakdown protection circuit for power amplifier
Systems, methods, and apparatuses for improving reliability and/or reducing or preventing breakdown of an amplifier, specifically breakdown of a transistor of an amplifier, are disclosed. A protection circuit can be electrically coupled to the amplifier, and can be configured to reduce a voltage swing at the amplifier. The amplifier can include a first transistor, and the protection circuit can include a second transistor electrically coupled to a control terminal of the first transistor of the amplifier. When a power at a control terminal of the second transistor of the protection circuit satisfies a threshold power, the protection circuit can be configured to reduce a power at a power terminal of the first transistor the amplifier. By reducing the voltage at the power terminal of the first transistor the amplifier, the protection circuit can allow the amplifier to operate safely, without breakdown.
US10797650B2 Envelope tracking amplifier apparatus
An envelope tracking (ET) amplifier apparatus is provided. The ET amplifier apparatus includes an amplifier circuit configured to amplify a radio frequency (RF) signal based on a modulated voltage. In examples discussed herein, the amplifier circuit is co-located with a local voltage amplifier circuit configured to supply the modulated voltage such that a trace inductance between the amplifier circuit and the local voltage amplifier circuit can be reduced to below a defined threshold. By co-locating the amplifier circuit with the local voltage amplifier circuit to reduce a coupling distance between the amplifier circuit and the local voltage amplifier circuit and thus the trace inductance associated with the coupling distance, it may be possible to reduce degradation in the modulated voltage. As a result, it may be possible to improve efficiency and maintain linearity in the amplifier circuit, particularly when the RF signal is modulated at a higher modulation bandwidth.
US10797648B2 Mixer module
A mixer module includes a mixer, at least one DC offset circuit, a filter and a controller. The mixer mixes an input signal to generate a first signal. The at least one DC offset circuit generates a second signal based on the first signal. The filter filters out an AC portion of the second signal and generates a third signal according to a DC portion of the second signal. The controller controls the at least one DC offset circuit based on the third signal to reduce a DC portion of the first signal.
US10797647B1 Receiver apparatus
A receiver apparatus is provided. The apparatus includes a single field effect transistor mixer comprising a gate, a source and a drain, wherein one of the source or the drain is configured to receive a first signal from a first low noise amplifier at a receiving frequency and another of the source or the drain is configured to output a second signal at an intermediate frequency to a second low noise amplifier; and a local oscillator configured to apply a third signal to the gate.
US10797644B2 Oscillator, electronic apparatus, and vehicle
An oscillator includes a resonation element, a first package that houses the resonation element and airtightly sealed, a circuit element that is positioned outside the first package and electrically connected to the resonation element, and a second package that houses the first package and the circuit element and sealed in a depressurized state. In addition, the first package includes a first base having a first recessed portion, and a first lid joined to the first base so as to close an opening of the first recessed portion, and the second package includes a second base having a second recessed portion and a second lid joined to the second base so as to close an opening of the second recessed portion. The circuit element is attached to the first base, and the first base is attached to the second base.
US10797643B2 Oscillation circuit, microcomputer and electronic device
An oscillation circuit has a charge-discharge type oscillation unit that performs an oscillation operation at an oscillating frequency that is in accordance with a control current value, and a control current generation unit that generates the control current. The control current generation unit includes a reference voltage generation circuit that generates a reference voltage that has a first temperature characteristic, a temperature characteristic slope correction circuit that corrects a slope of a temperature characteristic of a reference voltage in accordance with first correction information and generates an output voltage that has a second temperature characteristic, and a voltage-current conversion circuit that converts the output voltage of the temperature characteristic slope correction circuit into the control voltage, and that corrects the control current value in accordance with second correction information.
US10797639B1 System and method for performing power utility remote consumer energy auditing with the aid of a digital computer
A system and method to analyze building performance without requiring an on-site energy audit or customer input is described. The analysis combines total customer energy load from a power utility with externally-supplied meteorological data to analyze each customer's building performance. Building thermal performance is characterized to produce a rich dataset that the power utility can use in planning and operation, including assessing on-going and forecasted power consumption, and for other purposes, such as providing customers with customized information to inform their energy investment decisions and identifying homes for targeted efficiency funding.
US10797626B2 Motor drive control device and control method for motor drive control device
A motor drive control device causes a single phase motor including a coil of a first system and a coil of a second system to be driven. The motor drive control device has a first driving circuit configured to perform control to energize the coil of the first system, a second driving circuit configured to perform control to energize the coil of the second system, and a driving control unit configured to control an operation of the first driving circuit and an operation of the second driving circuit. The driving control unit has a driving voltage detecting unit configured to detect a driving voltage applied to the first driving circuit and a driving voltage applied to the second driving circuit, and a compensation control unit configured to cause one driving circuit between the first driving circuit and the second driving circuit to execute a maintenance operation for maintaining rotation of the single phase motor, based on a detection result of the driving voltage detecting unit.
US10797625B2 Detection device and detection method for detecting number of revolutions of sensorless EPB motor
A device and method for detecting the number of revolutions of a sensorless electric park brake (EPB) motor. The device for detecting the number of revolutions of a sensorless motor includes: an actuator driving motor used to set and release a parking brake of an EPB system; an electronic control module for controlling the motor, a vehicle battery for supplying power to the motor and the electronic control module; and a main processing unit for receiving an output signal of the electronic control module and estimating the number of revolutions of the motor, wherein the electronic control module further includes a ripple measuring unit for receiving an output signal of the motor and measuring a ripple of the motor.
US10797613B1 Power supply system with actively switched bus capacitor
Disclosed are power supply systems and methods of operating the same. An exemplary power supply system includes a primary rectifier configured to rectify an AC voltage to produce a bus voltage on a DC bus and a voltage monitor configured to monitor the AC voltage. A capacitor is switchably coupled to the DC bus via a switch and a charger is configured to charge the capacitor with power from the DC bus. A switch controller is configured to close, in response to the voltage monitor indicating a sag in at least one phase of the AC voltage, the switch to enable the capacitor to discharge to the DC bus.
US10797612B2 Power distribution network
A power distribution system includes a first set of power converters arranged with a respective set of power inputs, and having a respective set of power outputs, and at least one controller module communicatively connected with the first set of power converters and configured to controllably adjust the power conversion of the first set of power converters, and method of operating the power distribution system.
US10797611B2 Diagnostics for multi-level medium voltage drive using mechanical bypass
A system and method for performing diagnostics in a medium voltage drive. The system includes a power cell and a bypass mechanism. The bypass mechanism is operably connected to output terminals of the power cell and configured to create a shunt path between the output terminals. The bypass mechanism includes a communication interface configured to transmit a bypass signal to a communication interface associated with the power cell in response to a state change. The method of performing diagnostics includes a controller transmitting an input voltage to a bypass mechanism of the power supply, thereby causing a state change of the bypass mechanism. The controller receives a signal from the power cell, wherein the signal indicates the power cell has detected the state change of the bypass mechanism. The controller then determines if the power cell is correctly associated with the bypass mechanism.
US10797603B2 Method and apparatus for controlling a flyback converter
The present invention discloses a method and an apparatus for controlling a flyback converter, the flyback converter including a main switch, a transformer and an auxiliary switch. The method includes: obtaining a first voltage signal and a second voltage signal, the first voltage signal representing an input voltage of the flyback converter, and the second voltage signal representing an output voltage of the flyback converter; controlling turn-on of the auxiliary switch, wherein the turn-on time period of the auxiliary switch is determined according to the first voltage signal and the second voltage signal; and turning on the main switch at ZVS condition, wherein the main switch is turned on at the time delayed for a duration of a dead time after turning off of the auxiliary switch.
US10797602B2 Controller with variable sampling generator
A controller for use in a power converter includes a comparator configured to compare a sense signal representative of an amount of energy delivered to an output of the power converter, to a target value. An update clock generator configured to receive the sense signal and to generate a clock signal having a clock frequency in response to the sense signal. A request control coupled to the comparator and to the update clock generator, the request control configured to generate a request signal having a request frequency that is responsive to an output of the comparator and that controls an operational state of a power switch of the power converter. The request control further configured to update a rate at which the request frequency of the request signal is responsive to the clock frequency of the clock signal.
US10797601B2 Current pulse generator with integrated bus boost circuit
A current pulse generator circuit configured to be monolithically integrated into a single semiconductor die and provide high pulsing frequencies. A first GaN FET transistor controls the charging of a capacitor in a boost converter. A second GaN FET transistor controls the discharging of the capacitor through a load, such as a laser diode, connected to the boost converter. Both GaN FET transistors are preferably enhancement mode GaN FETs and may be integrated into the single semiconductor die, together with gate drivers. The diode in a conventional boost converter circuit can also be implemented in the present invention as a GaN FET transistor, and also integrated into the single semiconductor die.
US10797600B2 Power supply apparatus, microbial fuel cell voltage boosting circuit and microbial fuel cell voltage boosting system
To provide a power supply apparatus that can boost input voltage from a low-power input source. A power supply apparatus is provided, including: an inductor connected to an input terminal to which input voltage is applied; a first switch connected between a point between the inductor and an output terminal, and a ground terminal; a drive unit operating the first switch using a signal having amplitude corresponding to the input voltage; and a control unit controlling operation of the first switch and/or outputting of output voltage from the output terminal, according to the output voltage output at the output terminal, wherein the control unit has a first hysteresis comparator, for controlling operation of the first switch, detecting the output voltage output at the output terminal, and/or a second hysteresis comparator, for controlling outputting of the output voltage, detecting the output voltage output at the output terminal.
US10797584B2 Active filter device, air conditioning device, and air conditioning system
A current source capable of generating a current of a first compensation portion for either or both reducing a harmonic current in an air conditioner or improving a fundamental power factor in the air conditioner is provided. If an excess of the current source is larger than a second compensation portion for either or both reducing a harmonic current in a power receiving path of a distribution board or improving a fundamental power factor in the power receiving path of the distribution board, a current obtained through superimposition of a current of a second compensation component and a current of the first compensation component is generated in the current source.
US10797583B2 Secondary winding sense for hard switch detection
A controller for use in a power converter includes a control loop clock generator that is coupled to generate a switching frequency signal in response to a sense signal representative of a characteristic of the power converter, a load signal responsive to an output load of the power converter, and a hard switch sense output. A hard switch sense circuit is coupled to generate the hard switch sense output in response to the switching frequency signal and a rectifier conduction signal that is representative of a polarity of an energy transfer element of the power converter. A request transmitter circuit is coupled to generate a request signal in response to the switching frequency signal to control switching of a switching circuit coupled to an input of the energy transfer element of the power converter.
US10797582B1 Cross conduction protection in a voltage converter
An apparatus comprises: a voltage converter, a first switch, a second switch, and a controller. The voltage converter includes a combination of a primary winding and an auxiliary primary winding magnetically coupled to a secondary winding. The auxiliary primary winding is operable to generate a feedback voltage signal. The secondary winding is operable to receive energy from the primary winding to produce an output voltage to power a load. The controller controls switching operation of the first switch and the second switch to control a flow of current through the primary winding. The controller is further operable to: i) via a feedback voltage signal from the auxiliary primary winding, monitor a flow of current through a body diode of the second switch, and ii) control subsequent activation of the first switch to an ON state based on the monitored flow of current through the body diode of the second switch.
US10797581B1 Power supply system for controlling a ZVS parameter to optimize efficiency using artificial intelligence
According to an aspect, a power supply system includes a power stage including a power switch and an inductor, a power supply controller connected to the power stage, a metering circuit configured to sense measured conditions of the power stage, and a system performance controller configured to be coupled to the power supply controller and the metering circuit. The system performance controller is configured to compute an energy conversion efficiency based on the measured conditions and select a value for a zero voltage switching (ZVS) control parameter that results in the energy conversion efficiency achieving a threshold condition. The ZVS control parameter indicates a magnitude of a reverse current through the inductor to discharge a parasitic capacitance of the power switch.
US10797575B2 Vibration generator having swing unit, frame and elastic member
A vibrator includes a frame, a swing unit, and an elastic member. The swing unit is disposed within the frame and holds a magnet. The elastic member connects the swing unit and the frame. The swing unit is movable with respect to the frame while deforming the elastic member. The frame, the swing unit, and the elastic member are integrally molded with each other.
US10797573B2 Axial motor/generator having multiple inline stators and rotors with stacked/layered permanent magnets, coils, and a controller
An axial electric motor/generator having an inline stator and an inline rotor is provided. In one exemplary embodiment, a system comprises a housing, a shaft, and a slice assembly disposed about the shaft. The slice assembly includes a rotor assembly having a rotor plate and a set of isolated permanent magnets. A magnetic flux of each permanent magnet flows in an opposite direction to that of each adjacent permanent magnet. The slice assembly also includes a stator assembly having a stator plate and a set of isolated coil assemblies. Each coil assembly has an insulated wire wound about a metal core. The wound wire is normal to the magnetic flux of each permanent magnet when proximate the corresponding coil assembly. At least one of the set of isolated coil assemblies is configurable to output electrical power while the shaft is rotating or to input electrical power to rotate the shaft.
US10797572B2 Method for producing a winding of a winding carrier of an electric machine
The disclosure relates to a method for producing a winding of a winding carrier of an electric machine. The method includes providing a laminated core. The laminated core has an axis and a first slot for accommodating a first winding segment for producing the winding. The first slot extends in the direction of the axis. The first slot is arranged on a first circle as viewed in the direction of the axis, through the circle center point of which first circle the axis extends. The method includes: arranging the first winding segment in the first slot, where a first region of the first slot protrudes from the laminated core; and bending the first region by applying a first force acting in the direction of the axis and by applying a first force acting tangentially to the first circle onto the first region in a first direction tangentially to the first circle.
US10797567B2 Rotor assembly including a housing for a sensor array component and methods for using same
A rotor assembly includes a rotor plate to rotate around a first axis, a bucket attached to the rotor plate and to rotate around a second axis, and a stop plate to rotate around the first axis between an open position and a closed position. When in the closed position, the stop plate engages the bucket to fix an angular position of the bucket relative to a plane of rotation of the rotor assembly. The rotor assembly further includes a housing for a sensor array component, the housing disposed in the bucket and including a solution inlet, a solution outlet, a transfer basin, a solution retainer disposed between the solution outlet and the transfer basin, and a collection reservoir in fluid communication with the transfer basin. The solution inlet and the solution outlet to engage ports of a flow cell of a sensor array.
US10797565B2 Motor with inner fan
A motor with an inner fan includes a rotor rotating with a shaft, a stator opposing the outer peripheral surface of the rotor, an end ring connected to the rotor, stator wiring connected to the stator, a fan rotating with the shaft through a sleeve, a fan guide opposing the tip end of the blade outer periphery of the fan, and a frame storing the rotor, the stator, the fan, the fan guide, the end ring, and the stator wiring. The rotor includes an axial duct penetrating the rotor in the axial direction of the rotor and a radial duct communicating with the axial duct and penetrating the rotor radially from the inside to the outside of the rotor. The fan is an inner fan arranged inside the frame, the inner fan is of a diagonal flow type, and the discharge direction of the inner fan is the inward direction.
US10797563B2 Power generating device
Provided is a power generating device which, while having a basic structure of using a rack and a pinion, increases power generating efficiency and has fewer components, has improved durability due to a simplified structure, and can easily be made in smaller sizes. Configuring a guide mechanism using outer walls of a case of a power generating unit as guides and combining the same with rails provided on inner walls of a case of the power generating device distributes unnecessary stress on the power generating unit over the inner walls of the case to obtain effects of achieving an overall small size, reduction in the number of components, and improved durability.
US10797562B2 High torque and power density drive system with shortened overall width
A powertrain utilizing an active core motor with coaxially aligned planetary-differential-planetary gear assemblies is provided.
US10797551B2 Motor and compressor having insulator and stator core with non-overlapping grooves
A motor enables an insulator and an iron core to be secured without a reduction in the efficiency of the motor. A motor includes an iron core and an insulator disposed on an axial end surface of the iron core. The iron core includes at least one of grooves on an outer circumferential portion. Each of the grooves is arranged in an axial direction of the iron core on the outer circumferential portion from the end surface. The insulator includes at least one of claws protruding downward in the axial direction from a surface in contact with the iron core. The claws are fitted into the grooves.
US10797543B2 Rotating electric machine
A rotating electric machine includes a stator and a rotor. The stator includes a stator core and an armature coil wound on the stator core. The rotor is arranged radially inside the stator to radially face the stator. The rotor includes: a field core having a plurality of magnetic pole portions for respectively forming a plurality of magnetic poles the polarities of which are alternately different in a circumferential direction; a field coil wound on the field core; and a tubular short-circuiting member that is arranged radially outside the magnetic pole portions to cover radially outer surfaces of the magnetic pole portions and magnetically connects each circumferentially-adjacent pair of the magnetic pole portions. The short-circuiting member is provided within an axial range between two axial ends of the stator core.
US10797539B2 Fan rotor
A fan rotor includes a rotating shaft, a metal body, at least one rotor magnet and a vane wheel. The metal body has at least one top surface, at least one cylindrical portion and at least one connecting portion. The top surface is disposed at an end of the cylindrical portion, and the rotating shaft is disposed in the cylindrical portion and connected to the top surface of the cylindrical portion. The connecting portion is formed at the other end of the cylindrical portion and extended from an outer wall of the opening in a direction away from the rotating shaft. The rotor magnet is disposed around an inner wall surface of the cylindrical portion. The vane wheel is detachably connected to the metal body through the connecting portion.
US10797538B2 Wireless power receiver and controlling method thereof
A method for controlling a wireless power receiver including a charging unit and a wireless power receiver are provided. The method includes receiving wireless power; rectifying the received wireless power and outputting Direct Current (DC) wireless power; and determining whether a voltage of the rectified wireless power is equal to or higher than an allowable voltage of the charging unit.
US10797536B2 Detection device, power reception device, power transmission device and non-contact power supply system
A detection device, including: one or a plurality of magnetic coupling elements configured to have one or a plurality of coils; and a detection unit that measures or calculates an effective resistance values of the magnetic coupling elements or an effective resistance value of a circuit including at least the magnetic coupling elements and determines a presence or absence of a foreign substance based on a change in the effective resistance value.
US10797534B2 Foreign object detection in wireless charging systems with multiple power receiving devices present on a power transmitting device
A wireless power transmission system has a wireless power receiving device that is located on a charging surface of a wireless power transmitting device. The wireless power receiving device has a wireless power receiving coil and the wireless power transmitting device has a wireless power transmitting coil array. Signal measurement circuitry coupled to the coil array may make measurements while the control circuitry uses the inverter circuitry to apply excitation signals to each of the coils. Foreign objects on the coil array such as metallic objects without wireless power receiving coils can be detected using foreign object detection. When multiple wireless power receiving devices are present on the wireless power transmitting device, steps may be taken to isolate measurements from the coils associated with each wireless power receiving device. Foreign object detection may then be performed on these modified measurements.
US10797525B2 Wireless power transmission apparatus and power transfer system
A power supply ECU is configured to: adjust magnitude of transmission power by adjusting a duty of an output voltage of an inverter; and adjust a frequency of the transmission power by controlling the inverter. The power supply ECU is configured to execute first control and second control. In the first control, the frequency is adjusted such that a loss of the inverter decreases while maintaining the transmission power, when a temperature of the inverter exceeds a limit temperature. In the second control, the transmission power is reduced, when the temperature of the inverter exceeds the limit temperature even if the first control is executed.
US10797523B2 Non-contact power supply device
A non-contact power supply device of the present invention includes a power supply element provided in a power supply unit, an AC power supply circuit for supplying AC power to the power supply element, a power receiving element provided in the power receiving, a power receiving circuit for outputting a received voltage, obtained by converting AC power received by the power receiving element, to an electric load, a resonance element connected to at least one of the power supply element and the power receiving element to form a resonance circuit; a power supply substrate configured to include the AC power supply circuit, a power receiving substrate configured to include the power receiving circuit, and a resonant substrate configured to include the resonant element. The non-contact power supply device having a versatile substrate configuration can be provided for multiple types of power supply elements and power receiving elements having different characteristics.
US10797522B2 Magnetic resonance coupling arrangement
A wireless power transfer system is disclosed. The system includes a first resonator having a first resonant frequency ωo1, a half power bandwidth Δω1, and an unloaded quality factor Qo1=ωo1/Δω1 coupled through a first coupling circuit to a power source, a second resonator having a second resonant frequency ωo2, a half power bandwidth Δω2, and an unloaded quality factor Qo2=ωo2/Δω2 coupled through a second coupling circuit to a load, the first resonator disposed a distance away from the second resonator, wherein the distance is smaller than the first and second resonant wavelengths, the first and second coupling circuits are configured so that up to a maximum achievable power transfer efficiency between the first and second resonators can be achieved, wherein Qo1 and Qo2 can be less than 100.
US10797519B2 Contactless power feeding apparatus
A contactless power feeding apparatus includes a fixed electrode device and a movable electrode device that is movable with respect to the fixed electrode device, and the fixed electrode device and the movable electrode device can exchange electric power through electric field coupling. The fixed electrode device includes at least one fixed electrode plate extending in a longitudinal direction. The movable electrode device is movable along the fixed electrode plate in the longitudinal direction, and includes at least one movable electrode unit that is movable in the thickness direction of the fixed electrode plate. The movable electrode unit includes a pair of movable electrode plates opposed to both respective side faces of the fixed electrode plate, and a spacer member that holds the distance between the pair of movable electrode plates constant and brings the pair of movable electrode plates into conduction.
US10797517B2 System and method for providing wireless power in a removable wireless charging module
A wireless charging module includes an antenna and a wireless charger module. An enclosure is configured to fit at least partially within an optical drive bay of an information handling system. The antenna is disposed within a plastic lower portion of the enclosure. The plastic lower portion of the enclosure is configured to enable the antenna to wirelessly receive power from a wireless charging pad. The wireless charger module is disposed within the enclosure, and is configured to provide power to the information handling system.
US10797516B2 Lighting system including a power backup device
A system may include a light source. A converter may be configured to convert an AC voltage to a DC operating voltage during normal operation. A power backup device may be coupled to the converter. A current source may have a first terminal configured to receive the DC operating voltage during regular operation and a second terminal configured to provide a pulse-width modulated (PWM) signal to an anode end of the light source. A switching device may have a first connecting terminal coupled to the anode end of the light source, a second connecting terminal coupled to the power backup device, and a control terminal coupled to the converter. The switching device may be configured to open a switch between the first connecting terminal and the second connecting terminal during normal operation and close the switch upon detecting an interruption of the DC operating voltage at the control terminal.
US10797514B2 Fuel cell system for information technology loads
A fuel cell system having a power module including at least one fuel cell segment, an input output module including at least one inverter, a rectifier, and an electric distribution module having at least a first electrical connector and a second electrical connector. The at least one fuel cell segment may be electrically connected to the at least one inverter and may be electrically connected to an information technology (IT) load via a split bus. The at least one inverter may be electrically connected to an alternating current (AC) source via the first electrical connector of the electric distribution module. The rectifier may be electrically connected to the AC source via the second electrical connector of the electric distribution module and may be electrically connected to the IT load via the split bus
US10797510B2 Power storage and supply method and system for a drilling rig
The invention provides a power storage and supply method and system for a drilling rig. The system comprises a primary common direct current (DC) bus, at least one secondary DC bus, at least one bi-directional DC-to-DC converter connected between the primary common DC bus and the secondary DC bus, at least one motor group each connected to the secondary DC bus through a DC-to-AC inverter, and an Energy Storage System (ESS) configured to be charged by regenerative energy from at least one motor group and discharge power to at least one motor group through the primary common DC bus and the bi-directional DC-to-DC converter. The system may further comprise a bi-directional AC-to-DC converter between the primary DC bus and an AC bus, wherein the ESS is further configured to be charged by regenerative energy generated during lowering operation of a jacking system for the drilling rig, wherein the jacking system is connected to the AC bus.
US10797503B2 System and method for providing bidirectional transient voltage support and power
An apparatus for storing energy includes a plurality of energy storage cells, a switching circuit configured to control a transient voltage support to a battery provided by the plurality of energy storage cells, a charging circuit configured to charge the plurality of energy storage cells, and a processing system. The processing system is configured to control the charging circuit to charge the plurality of energy storage cells, and control the switching circuit to control the transient voltage support of the plurality of energy storage cells to the battery. The switching circuit and the charging circuit provide parallel paths between the plurality of energy storage cells and the battery terminal.
US10797501B2 Method and apparatus with battery charging
A battery charging method and apparatus are provided. The battery charging apparatus determines, in a present charging operation, a variation in a charging current to charge a battery based on a degradation condition of the battery and an internal state of the battery in the present charging operation, and determines a charging current of a subsequent charging operation based on the variation in the charging current in the present charging operation and the charging current in the present charging operation.
US10797500B2 Charger circuit and capacitive power conversion circuit and charging control method thereof
A charger circuit for providing a charging current and voltage to a battery includes a power delivery unit and a capacitive power conversion circuit. The power delivery unit converts an input power to a DC voltage and current. The capacitive power conversion circuit includes a conversion switch circuit including plural conversion switches and being coupled with one or plural conversion capacitors, a regulation switch, and a conversion control circuit. In a current scaled-up charging mode, the DC current is regulated, and the conversion control circuit controls the connection of the plural conversion capacitors such that the charging current is scaled-up of the DC current substantially by a predetermined current scale-up factor. In a constant voltage linear charging mode, the conversion control circuit linearly controls the regulation switch to regulate the level of the charging voltage to a predetermined constant voltage level.
US10797498B2 Power capacity indicator
A wireless electronic device is provided which comprises a rechargeable power supply and a power capacity indicator unit. The power capacity indicator unit comprises one or more sensors configured to detect that the wireless electronic device is out of a base charger and is in an idle state for a predetermined idle threshold. The one or more sensors are further configured to detect when a power level of the rechargeable power supply is within at least one predetermined power threshold range. The control unit is configured to activate at least one power status indicator corresponding to the at least one predetermined power threshold range when the wireless electronic device is detected to be out of the base charger and in the idle state for the predetermined idle threshold, and the detection of the power level of the rechargeable power supply is within at least one predetermined power threshold range.
US10797496B2 Modular charging station
A modular charging station is disclosed as configured with a plurality of charging ports that enable a mobile device, mobile device removable battery, and mobile device auxiliary component to be charged simultaneously. One or more of the charging ports can be disposed on a removable base that is configured to be inserted within a bay in the charging station. Furthermore, the charging station is configured to physically and electrically connect to another charging station, wherein a plurality of charging stations can be connected to one another in series, and a single power source connection can supply power to charge all components connected to any charging port in the chain of linked charging stations.
US10797493B2 Battery, terminal, and charging system
An example battery, a terminal, or a charging system can include a battery charging port, a battery discharging port, a battery negative port, an overcurrent protection element, a protection integrated circuit, a control switch, and an electrochemical cell. The battery charging port is connected to a positive electrode of the electrochemical cell, the control switch is connected in series between a negative electrode of the electrochemical cell and the battery negative port, the protection integrated circuit is connected in parallel to two ends of the electrochemical cell, and the protection integrated circuit is further connected to the control switch, so as to send a control signal to the control switch. In addition, the overcurrent protection element is connected in series between the battery discharging port and the positive electrode of the electrochemical cell.
US10797488B2 Systems and methods for operatively coupling a micro-grid to a bulk grid
A method for operatively coupling a plurality of generating units in at least one micro-grid to a bulk grid, where the at least one micro-grid is configurable to be operatively coupled to the bulk grid via a point of interconnection breaker is presented. The method includes, using a control unit operatively coupled to the at least one micro-grid and the bulk grid, determining one or more bulk grid side parameters and one or more micro-grid side parameters, comparing one or more of the one or more micro-grid side parameters with corresponding one or more bulk grid side parameters, and synchronizing each of the plurality of generating units in the at least one micro-grid with the bulk grid based on the comparison. Further, the method includes connecting simultaneously, using the point of interconnection breaker, each of the plurality of generating units to the bulk grid based on the synchronization.
US10797487B2 On-line input control method, on-line input and quit device for voltage-source converter unit
Provided is an on-line input and quit control method for a voltage-source converter unit. The method achieves the on-line input of a voltage-source converter unit by means of performing steps, such as charging control, deblocking transfer control and operation adjustment control, on a voltage-source converter to be input, and achieves the on-line quitting of the voltage-source converter unit by means of performing steps, such as direct-current voltage reduction control, bypass transfer control and converter blocking control, on a voltage-source converter to be quit. Correspondingly, provided is an on-line input and quit control device for a voltage-source converter unit, which can achieve the on-line steady input and quitting of a voltage-source converter in a series-type hybrid direct-current power transmission system or a series-type flexible direct-current power transmission system, without affecting the normal and stable operation of other already running converters.
US10797484B2 Power supply and demand prediction system, power supply and demand prediction method and recording medium storing power supply and demand prediction program
A power supply and demand prediction system that predicts the power supply and demand of a group including multiple utility customers is provided and includes a communication unit, a demand prediction unit, a power generation prediction unit, and a stored power prediction unit. The communication unit acquires the amount of power stored in each of multiple power storage devices belonging to the group. The demand prediction unit predicts the amount of demand for power for each utility customer. The power generation prediction unit predicts the amount of power generated by each of multiple solar panels belonging to the group. The stored power prediction unit predicts the amount of power stored in each battery on the basis of the amount of stored power acquired for each power storage device, the amount of demand predicted for each utility customer, and the amount of generated power predicted for each solar panel.
US10797482B2 Active limiting circuit for intrinsically safe equipment
An active limiting switch includes a comparator and a power switch. The comparator is configured to compare a reference voltage with a sense voltage. The sense voltage is representative of a proportional approximation to power in a load being driven by a battery. The power switch is configured to be, in response to the reference voltage being less than the sense voltage, in an open state. The power switch is also configured to be, in response to the reference voltage being greater than the sense voltage, in a closed state creating a closed circuit between the battery and the load allowing the battery to provide a first amount of power to the load.
US10797476B2 Two way and four way cascading optical exchanges provide traffic control for variety of signals with emphasis to WiFi
A plurality of bidirectional optoports forming plurality of junctions for propagating optical signals two way through a plurality of optically cascaded chains linked to an electrical grid of building unit via intelligent support boxes and four way exchanges to include optical links to the electrical grid via plug-in electrical devices including IoTs and Ai devices and for providing traffic control to optical signals and the many well known other communication signals.
US10797475B1 Cable pathway divider and method for installing same
A cable pathway divider, for installation on a cable runway, includes a pair of post halves and a ring-shaped locking member. Each post half includes a base portion and an extension portion, and the base portions of the post halves are arrangeable at opposite sides of a cross member of a cable runway. The post halves are securable to one another from opposite sides of the cross member, via clamping arrangement of the ring-shaped locking member relative to the post halves, such that the extension portions extend into a space above the cable runway to divide the cable runway into at least two cable paths.
US10797473B1 Cable rod guiding device
A cable rod guiding device including a housing assembly, an arm assembly, a camera assembly, and a control assembly. The cable rod guiding device is mounted to a cable rod to be maneuvered within an obstructed space. The housing assembly includes a housing having a first portion and a second portion. The control assembly includes a motor housed in the second portion to control an articulating arm of the arm assembly. The camera assembly includes a camera to provide a view of the obstructed space to detect and overcome obstructions along the obstructed space through which the cable rod guiding device is maneuvered through. Upon the detection of an obstruction, the obstruction is avoided or overcome through the usage of the articulating arm being controlled by a user and the control assembly. Allowing the user to safety, efficiently, and effectively pass cable through the obstructed space with minimal effort.
US10797472B1 Electron generation apparatus capable of multi-stage boosting for variable capacity
The present disclosure provides an electron generation apparatus includes: a discharge pin module having a support plate and a plurality of discharge pins coupled to the support plate; a discharge plate module disposed to be spaced apart from the plurality of discharge pins; a discharge plate slidably coupled inside the discharge plate module; a support structure having a coupling plate to which the discharge pin module and the discharge plate module are detachably coupled; and a circuit module having a main board located at a side opposite to the discharge pin module with the coupling plate being interposed therebetween and a plurality of distributed processing boards connected to the main board to apply a high-voltage, high-frequency pulse power to the plurality of discharge pins individually.
US10797469B2 Semiconductor laser and method for producing such a semiconductor laser
A semiconductor laser and a method for producing such a semiconductor laser are disclosed. In an embodiment a semiconductor laser has at least one surface-emitting semiconductor laser chip including a semiconductor layer sequence having at least one active zone configured to generate laser radiation and a light exit surface oriented perpendicular to a growth direction of the semiconductor layer sequence. The laser further includes a diffractive optical element configured to expand and distribute the laser radiation, wherein an optically active structure of the diffractive optical element is made of a material having a refractive index of at least 1.65 regarding a wavelength of maximum intensity of the laser radiation; and a connector engaging at least in places into the optically active structure and completely filling the optically active structure at least in places.
US10797468B2 Multi-wavelength semiconductor lasers
Examples disclosed herein relate to multi-wavelength semiconductor lasers. In some examples disclosed herein, a multi-wavelength semiconductor laser may include a silicon-on-insulator (SOI) substrate and a quantum dot (QD) layer above the SOI substrate. The QD layer may include and active gain region and may have at least one angled junction at one end of the QD layer. The SOI substrate may include a waveguide in an upper silicon layer and a mode converter to facilitate optical coupling of a lasing mode to the waveguide.
US10797466B2 CO2 laser
Efficient laser diode excited Thulium (Tm) doped solid state systems, directly matched to a combination band pump transition of Carbon Dioxide (CO2), have matured to the point that utilization of such in combination with CO2 admits effectively a laser diode pumped CO2 laser. The laser diode excited Tm solid state pump permits Continuous Wave (CW) or pulsed energy application. Appropriate optical pumping admits catalyzer free near indefinite gas lifetime courtesy of the absence of significant discharge driven dissociation and contamination. As a direct consequence of the preceding arbitrary multi isotopologue CO2, symmetric and asymmetric, gas mixes may be utilized without significant degradation or departure from initial mix specifications. This would admit, at raised pressure, a system continuously tunable from approximately 9 μm to approximately 11.5 μm, or sub picosecond amplification. This method offers advantages in regards scalability, pulse energy and power, over alternative non linear conversion techniques in access to this spectral region.
US10797462B1 ER-doped waveguide integration in silicon photonics
Aspects of the present application are related to an Er-doped waveguide amplifier (EDWA) structure integrated in an uncooled silicon photonic transceiver and methods for fabricating the same. In some embodiments, the structure comprises three layers of waveguides: silicon, silicon nitride and Er-doped dielectric. The three layers of waveguides are integrated with an uncooled 980-nm pump laser. In some embodiments, the Er-doped dielectric waveguides are fully etched.
US10797460B2 Systems and methods for laser power interlocking
Systems and methods are described that relate to a scanning laser system configured to emit laser light and an interlock circuit communicatively coupled to the scanning laser system. The interlock circuit may carry out certain operations. The operations include, as the scanning laser system emits laser light into one or more regions of an environment around the scanning laser system, determining a respective predicted dosage amount for each region based on the emitted laser light. The operations further include detecting an interlock condition. The interlock condition includes a predicted dosage amount for at least one region being greater than a threshold dose. In response to detecting the interlock condition, the operations include controlling the scanning laser system to reduce a subsequent dosage amount in the at least one region.
US10797459B2 Tool for connecting and disconnecting pair of connectors
A tool for connecting and disconnecting a pair of connectors is provided. The tool has a body. The body includes a first edge that is spaced from a second edge. A first portion of the body that includes the first edge is positioned at a first angle in relation to a second portion of the body that includes the second edge. The first edge has a first pair of spaced guide grooves and the second edge has a second pair of spaced guide grooves. The first pair of spaced grooves and the second pair of spaced grooves are configured to selectively receive portions of a cable and portions of component connectors.
US10797456B1 Outlet relocation assembly
An outlet relocation assembly includes a male electrical outlet that can be plugged into a female electrical outlet on a wall that is blocked by furniture. A ring is rotatably positioned around the male electrical outlet. An arm is coupled to and extends away from the ring such that the arm is oriented parallel to the wall in which the female electrical outlet in the wall is positioned. A female electrical outlet is pivotally coupled to the arm. The female electrical outlet on the arm can be spaced from the female electrical outlet in the wall thereby facilitating the female electrical outlet on the arm to be extended beyond the furniture. Moreover, the female electrical outlet on the arm is in electrical communication with the male electrical outlet to supply electrical power.
US10797455B2 Mounting assembly for an electrically-powered device
A mounting assembly for electro-mechanically connecting an electrically-powered device to a structure includes a housing, a first printed circuit board, an adapter, and a second printed circuit board. The housing has a shape defining a front opening and a first mating structure. The first printed circuit board is located within the housing and has a first plurality of electrical contacts facing the front opening. The adapter is attachable to the device and has a second mating structure that removably engages with the first mating structure of the housing. The second printed circuit board is coupled with the adapter and has a second plurality of electrical contacts exposed on its back surface to electrically connect to the first plurality of electrical contacts when the first mating structure of the housing engages with the second mating structure of the adapter.
US10797454B1 Loss prevention structure for adapter
A loss prevention structure for an adapter, that includes: a plurality of adapters, and a latch fastening seat. Wherein, each adapter has a flexible latch lock piece connected to a side of the adapter, the latch lock piece has a movable end and a latch buckle at a tail portion of the latch lock piece. The latch fastening seat is formed by two opposite indent plates, and a plurality of connection elements. A jacket hole is formed by an indent portion between the two indent plates, to hold on to a connection cable or a fixing rod. In the latch fastening seat is disposed at least a fastening portion, and the fastening portion is provided with at least a penetrating portion leading to outside.
US10797453B2 Multi-specification plug adapter
A multi-specification plug adapter, the multi-specification plug adapter comprises a first outer casing and a second outer casing assembled with each other. The second outer casing is provided with one or more than one socket hole; one or more than one slideable plug is located in the first outer casing. The plug is provided with a push button. The push button is located outside the first outer casing. The first plug pins or the second plug pins of the plug can be extended out of the first outer casing by pushing the push button. One set of or more than one set of corresponding shaft and shaft hole is located between the second outer casing and the first outer casing, the first outer casing can rotate against the second outer casing on the shaft.
US10797452B2 Electrical device and grounding method for such a device
An electrical device includes a housing that is intended to be mounted on a rail, and a monitoring and/or control module including a printed circuit board. In the configuration in which the electrical device is mounted on the rail, at least one ground terminal of the printed circuit board is permanently electrically connected to the rail by elastic mechanical bearing on and direct electrical contact with a connecting element, itself elastically mechanically bearing on and making direct electrical contact with the rail or with an elastic blocking member for elastically blocking the housing on the rail.
US10797446B2 Electrical assembly composed of receptacle connector and plug connector
An electrical assembly is composed of a receptacle connector and a plug connector adapted to be mated with each other. The plug connector includes an elongated insulative housing forming a receiving space rearwardly recessed from a front mating face thereof with a pair of forwardly extending guiding posts respectively located at two opposite longitudinal ends of said receiving space in the longitudinal direction. A plurality of contacts are disposed in the housing with corresponding contacting sections exposed in the receiving space. A metallic shield is rearwardly assembled upon the housing from a front side of the housing with a pair of bending sections each inserted into the corresponding retaining recess which is terminated behind the front mating face in the front-to-back direction.
US10797439B2 Connector and connector assembly
A through hole is formed in an end wall part of a first housing, and a slider is arranged in this through hole. The slider can be slid in the left-right direction between a locked position at which the slider is engaged with the second connector and an unlocked position at which the slider is separated from the second connector. The slider is a plate-like member arranged such that the thickness direction thereof is oriented in the height direction of the first housing.
US10797435B2 Method and apparatus for securing a segmented power cable for shipping and storage
Exemplary embodiments of the present invention are drawn to a method and apparatus for securing a segmented cable in manufacturing and for shipping and storage. In some embodiments, the apparatus comprises two or more fixtures, each comprising a plurality of locking receptacles along a body of each fixture, wherein each of the plurality of locking receptacles comprises a locking mechanism to secure a connector of a plurality of connectors on a power cable.
US10797434B2 Connector
A connector (10) includes a housing (12) having an opening (24) into which a cable (14) is inserted, and a retainer (16) is mounted on the housing (12) from the side of the opening (24). The retainer (16) includes locking lances (44) that face the cable (14) and are resiliently displaceable toward the cable (14) for holding the cable (14). The housing (12) includes cantilevered pressing portions (36). The pressing portions (36) displace the locking lances (44) toward the cable (14) to bring the locking lances (44) into contact with the cable (14) by pressing the locking lances (44) toward the cable (14). The retainer (16) includes displacement preventing portions (72) to prevent displacements of the pressing portions (36) in directions opposite to contacting directions with the locking lances (44) by contacting the pressing portions (36) in the directions toward the cable (14).
US10797429B2 Electronic device
An electronic device including a casing, at least one connector and a waterproof elastic module is provided. The casing includes at least one first hole. The at least one connector is disposed in the casing, the at least one connector penetrates the at least one first hole and is exposed out of the at least one first hole, and at least one gap exists between walls of the casing encircling the at least one first hole and the corresponding at least one connector. The waterproof elastic module has at least one second hole, the waterproof elastic module sleeves the at least one connector, the at least one connector is exposed out of the at least one second hole, the waterproof elastic module covers and wraps around the at least one connector, and the at least one gap is filled with the waterproof elastic module.
US10797425B1 Compact travel adapter and extension cord
A travel adapter and accompanying extension cord are disclosed. The travel adapter and extension cord are designed to work in conjunction with swappable mating adapter plugs. The travel adapter enables compact and convenient storage using an advantageous interlocking design that also protects the travel adapter during transport.
US10797424B2 Electrical contact
An electrical contact for connecting a chip module to a print circuit board, the electrical contact comprises a main body, an upper elastic arm and a lower mounting arm extending upwardly from the main body, and a lower elastic arm and a lower mounting arm extending downwardly from the main body. The upper mounting arm is disposed at the downside of the upper elastic arm and forms a space therebetween; the lower mounting arm is disposed at the downside of the lower elastic arm and forms a space therebetween. The upper elastic arm and the lower elastic arm are respectively deformed by the chip module and print circuit board to resist to the upper mounting arm and lower mounting arm, thereby shortening the current path between the chip module and the print circuit board for improving the high frequency performance of an electrical connector.
US10797419B2 Externally-attached PTC element and tubular battery
An externally-attached PTC element attachable to one electrode terminal of a tubular battery with electrode terminals on both end surfaces, the externally-attached PTC element including: a bottom plate made of a metal plate; a plate-shaped PTC element; and a top panel made of a metal plate, the plate-shaped PTC element and the top panel being stacked in that order above the bottom plate disposed below, the PTC element being disposed in an opposed area between the top panel and the bottom plate, the top panel projecting and extending in one direction with respect to a planar area of the bottom plate, the top panel having a distal end formed into a lead terminal shape mountable to a circuit board.
US10797416B2 Routing assembly and system using same
A routing assembly for an electronic device has a front face with an array of connectors ports and each of the connector ports contain a first connector mounted therein. A first end of a cable can be directly terminated to the first connectors and the cables can be embedded in a tray that is configured to extend toward a chip package. The cables extend from the tray and terminates to a second connector that can be connected to the chip package so as to provide a communication path between the first connector and the second connector that substantially bypasses a supporting circuit board.
US10797410B2 Connector
Provided is a connector configured to prevent a filler and a contact from contacting an external component even during work or transportation. A connector (10) according to this disclosure includes a first fitting object (16) and a second fitting object (30) fitted together; a filler (70) provided in at least one of the first fitting object (16) and the second fitting object (30); and a contact (50) included in at least one of the first fitting object (16) and the second fitting object (30). The filler (70) and the contact (50) are located, in a corresponding fitting object, inside of a top end of a fitting side of the fitting object, in a state before the first fitting object (16) and the second fitting object (30) are fitted together.
US10797408B1 Antenna structure and method for manufacturing the same
The disclosed structures and methods are directed to antenna systems configured to transmit and receive a wireless signal in and from different directions. An antenna structure comprises a pair of horizontal-polarization (HP) antenna units forming a first parallel-plate waveguide. One of the HP antenna units and a base unit form a second parallel-plate waveguide. The antenna further comprises a pair of vertical-polarization (VP) antenna units each located in one of the first and second parallel-plate waveguides. Each HP antenna unit comprises inverted F antennas (IFAs) configured to radiate a radio-frequency (RF) waves that are horizontally polarized. Each VP antenna unit comprises VP excitation elements configured to radiate the RF waves that are vertically polarized. A method for manufacturing of the antenna structure is also disclosed.
US10797406B2 Multi-beam active phased array architecture with independent polarization control
In an exemplary embodiment, a phased array antenna comprises multiple subcircuits in communication with multiple radiating elements. The radio frequency signals are independently adjusted for both polarization control and beam steering. In a receive embodiment, multiple RF signals of various polarizations are received and combined into at least one receive beam output. In a transmit embodiment, at least one transmit beam input is divided and transmitted through multiple radiating elements, with the transmitted beams having various polarizations. In an exemplary embodiment, the phased array antenna provides multi-beam formation over multiple operating frequency bands. The wideband nature of the active components allows for operation over multiple frequency bands simultaneously.
US10797404B2 Three-dimensional antenna array module
An apparatus comprising at least a plurality of antenna modules mounted on a printed circuit board (PCB) is disclosed. The PCB includes a plurality of holes embedded with a heat sink. Each antenna module comprises an antenna substrate. Each antenna module further comprises a plurality of three-dimensional (3-D) antenna cells that are mounted on a first surface of the antenna substrate. Each antenna module further comprises a plurality of packaged circuitry that are mounted on a second surface of the antenna substrate. The plurality of packaged circuitry are electrically connected with the plurality of 3-D antenna cells. Furthermore, each antenna module is mounted on the plurality of holes via a corresponding packaged circuitry of the plurality of packaged circuitry.
US10797403B2 Dual ultra wide band conformal electronically scanning antenna linear array
A dual ultra-wideband electronically scanning antenna linear array and a method for producing same is disclosed. In one embodiment, the antenna is comprised of circuit board-based multi-layered sections with integrated feeds. A first dielectric layer or substrate has a thin metal coating on the bottom surface to form a signal ground and metal coating on the top surface where capacitively loaded radiating dipoles are etched. Each of the dipole elements are connected to an associated conductive antenna feed disposed on a bottom surface of another dielectric layer disposed below the first dielectric layer.
US10797401B2 Reflection mirror antenna device
A first region of a reflection mirror including a center point of the paraboloid of revolution is formed of a conductor. A second region, which is an outer peripheral side of the first region, of the reflection mirror is a region where a plurality of reflection elements, which are conductor patterns, is arranged on a dielectric body overlaid on a base plate conductor. An arrangement pitch of the plurality of reflection elements corresponds to a wavelength of a radio wave in the second frequency band.
US10797400B1 High compaction ratio reflector antenna with offset optics
A reflector system includes a hoop assembly formed of a plurality of link members extending between a plurality of hinge bodies. The link members have an expanded configuration wherein the link members define a circumferential hoop having a central hoop axis. A collapsible mesh reflector surface is secured to the hoop such that when the hoop assembly is in the expanded configuration, the reflector surface is expanded to a shape that is intended to concentrate RF energy. A mast assembly includes an extendible boom aligned along a central boom axis. The hoop assembly is secured by a plurality of cords relative to the boom such that when the hoop is expanded, a central hoop axis is laterally offset a predetermined distance from the central boom axis.
US10797399B2 Wireless power transmission system and communication system
A wireless power transmission system and communication system is disclosed. A wireless power transmission system and communication system according to an embodiment of the present invention comprises: a transmission part which includes a first surface wave antenna, installed in a metal wall, for transmitting and receiving an electromagnetic surface wave flowing along a surface of the metal wall, and a first monopole antenna connected to the first surface wave antenna in parallel; and a reception part which includes at least one of a second monopole antenna and a second surface wave antenna, installed in a space partitioned by the metal wall, for receiving an electromagnetic surface wave flowing along the surface of the metal wall.
US10797397B2 Antenna module including dielectric material and electronic device including antenna module
An antenna module of a wireless communication system is provided. The antenna module includes a radiator comprising a top face to which a radio wave is radiated, a dielectric material disposed on a bottom face of the radiator, the bottom face of the radiator being opposite to the top face of the radiator, a feeding unit disposed on a bottom face of the dielectric material, the feeding unit being configured to supply an electric signal to the radiator through the dielectric material, and a support unit disposed on the bottom face of the dielectric material, the support unit comprising a metallic material.
US10797388B2 Vehicle-mounted antenna device
A vehicle-mounted antenna device includes an antenna, an electronic component, a coaxial cable and a shielding member. The electronic component is electrically isolated from the antenna. The electronic component has a coaxial connector including an inner terminal and an outer terminal. The coaxial cable has one end connected to the coaxial connector. The shielding member is grounded to a vehicle body being ground. The shielding member is configured to block at least part of noise generated from the electronic component from reaching the antenna. The coaxial cable includes an inner conductor connected to the inner terminal and an outer conductor connected to the outer terminal. The electronic component is electrically connected to the shielding member via only the outer terminal.
US10797375B2 Wafer level package with at least one integrated antenna element
A wafer level package with at least one integrated antenna element includes a chip layer with at least one chip, a dielectric layer as well as an antenna layer arranged between the chip layer and the dielectric layer.
US10797374B1 Automotive glass antenna with fixed and moving portions
An automotive vehicle has a fixed glass panel with an aperture and a sliding glass panel mounted to the fixed glass panel adapted to selectably cover the aperture. The glass panels carry a heater grid having a plurality of vertical bus bars interconnected by a plurality of horizontal defrost traces. The bus bars are configured to be selectably connected to a power supply for providing resistive heating. The sliding glass panel is limited to a plurality of restricted positions. Each restricted position has at least one bus bar on the sliding glass panel overlapping one of the bus bars on the fixed glass panel to provide capacitive coupling between the overlapping bus bars of RF signals impinging on the horizontal traces. An antenna coupler connected to a bus bar on the fixed glass panel transmits the RF signals to an RF receiver.
US10797367B2 Power storage unit and solar power generation unit
Disclosed is a power storage unit which can safely operate over a wide temperature range. The power storage unit includes: a power storage device; a heater for heating the power storage device; a temperature sensor for sensing the temperature of the power storage device; and a control circuit configured to inhibit charge of the power storage device when its temperature is lower than a first temperature or higher than a second temperature. The first temperature is exemplified by a temperature which allows the formation of a dendrite over a negative electrode of the power storage device, whereas the second temperature is exemplified by a temperature which causes decomposition of a passivating film formed over a surface of a negative electrode active material.
US10797363B2 Method for recycling and refreshing cathode material, refreshed cathode material and lithium ion battery
Provided is a method for recycling and refreshing a cathode material, a refreshed cathode material and a lithium ion battery. The method for recycling and refreshing the cathode material includes: 1) a cathode material recycled from a waste battery is mixed with a manganiferous salt solution; 2) an alkali aqueous solution is added to the mixture to react to obtain a manganese hydroxide coating cathode material; and 3) the manganese hydroxide coating cathode material is sintered with a lithium resource to obtain a refreshed cathode material. The refreshed cathode material has no obvious impurity phase and has good crystallinity, high initial charge-discharge efficiency and good cycling performance.
US10797361B2 Battery charge voltage based on ambient temperature
According to an example, a battery is charged using a charge voltage based on a present state of charge of the battery and a present ambient temperature of the battery. Additionally, the charge voltage may be based on the present state of charge of the battery, the present ambient temperature of the battery, and an age of the battery. The charge voltage may be retrieved from a lookup table that includes a plurality of reference charge voltage values at which to charge the battery for different ambient temperatures, different states of charge, or different ages of the battery.
US10797353B2 Method of manufacturing an electrochemical cell
A method of manufacturing an electrochemical cell may comprise exposing a surface of a metal substrate to a chalcogen in gas phase such that a metal chalcogenide layer forms on the surface of the metal substrate. A lithium metal foil may be laminated onto the metal chalcogenide layer on the surface of the metal substrate such that a surface of the lithium metal foil physically and chemically bonds to the metal chalcogenide layer on the surface of the metal substrate.
US10797349B2 Electrolyte formulations for electrochemical cells containing a silicon electrode
Additives to electrolytes that enable the formation of comparatively more robust SEI films on silicon anodes. The SEI films in these embodiments are seen to be more robust in part because the batteries containing these materials have higher coulombic efficiency and longer cycle life than comparable batteries without such additives. The additives preferably contain a nitrate group.
US10797347B2 Electrolyte comprising phthalate phosphine-based anions, additive for secondary battery comprising same, and secondary battery comprising same
The present specification provides an electrolyte including a phthalate phosphine-type anion, an additive for a secondary battery including the electrolyte, and a secondary battery including the additive.
US10797345B2 Sulfur compound solid electrolyte dispersion paste for secondary batteries, sulfur compound solid electrolyte layer for secondary batteries using same, and all-solid-state secondary battery using same
An object of the present invention is to further lower the viscosity of a sulfur compound solid electrolyte dispersion paste while suppressing sedimentation of a sulfur compound solid electrolyte. Provided is a sulfur compound solid electrolyte dispersion paste for secondary batteries, containing a dispersion resin (A), a sulfur compound solid electrolyte (B) and a solvent (C), wherein the dispersion resin (A) contains at least one type of acrylic resin (a) having a weight-average molecular weight of 3000 or higher.
US10797344B2 Method for producing garnet type oxide solid electrolyte
A method for producing a garnet type oxide solid electrolyte that is inhibited from a reaction of a flux and a crucible in heating and from a contamination with a crucible component produced by the reaction. The method for producing a garnet type oxide solid electrolyte represented by a general formula (Lia1, Aa2)La3-bEbZr2-cMcO12 may comprise the steps of: preparing raw materials for the garnet type oxide solid electrolyte at a stoichiometric ratio of the above general formula; preparing flux raw materials by using NaCl and KCl at a molar ratio of NaCl:KCl=x:(1−x) where x satisfies 0≤x≤1; mixing the solid electrolyte raw materials prepared in the above step and the flux raw materials prepared in the above step; and heating a mixture of the solid electrolyte raw materials and the flux raw materials at a temperature of less than 1100° C.
US10797343B2 Binder for all-solid-state secondary batteries, and all-solid-state secondary battery
This binder for all-solid-state secondary batteries contains a binder polymer which is obtained by polymerizing or copolymerizing a monomer composition that contains a polyalkylene oxide-based monomer.
US10797339B2 Electrode assembly for secondary battery and method for manufacturing the same
The present invention relates to an electrode assembly for a secondary battery. The electrode assembly for the secondary battery comprises a radical unit comprising first and second electrode sheets each of which is folded so that both ends thereof overlap each other; and a first separator folded several times and having an upper folded portion into which the first electrode sheet is coupled to be fitted and a lower folded portion into which the second electrode sheet is coupled to be fitted, wherein, in the radical unit, the folded portions of the first and second electrode sheets are cut to form two first electrodes and two second electrodes, which are completely separated from each other, and the first electrode, the first separator, the second electrode, the first separator, the first electrode, the first separator, and the second electrode successively stacked.
US10797337B2 Flow battery
A flow battery includes a first liquid containing a first electrode mediator dissolved therein, a first electrode immersed in the first liquid, a first active material immersed in the first liquid, and a first circulation mechanism that circulates the first liquid between the first electrode and the first active material, wherein the first electrode mediator includes a bicarbazyl derivative. For example, the bicarbazyl derivative is represented by the general formula (1).
US10797333B2 Preparation method for alkaline anion exchange membrane and use thereof in fuel cell
The present invention discloses a preparation method of an alkaline anion exchange membrane and a use of the membrane in a fuel cell. The preparation method of the alkaline anion exchange membrane contains: taking polyvinyl alcohol as a substrate, which provides mechanical strength for the membrane; taking a commercialized alkaline resin as an anion exchange resin of chemically reactive groups, performing a cross-linking reaction between polyvinyl alcohol and the alkaline resin by mixing; meanwhile, during the process of forming the alkaline anion exchange membrane, adding an organic salt of transition metal, and doping transition metal ions into the membrane. By taking advantages of catalytic characteristics of the transition metal ions, the fuel leaking from the anode of the cell can perform a catalytic reaction in time in the ion exchange membrane, and thereby improve an ion conductivity of the membrane and efficiently decrease a resistance of the cell. The fuel cell assembled by the anion exchange membrane prepared in the present invention shows an excellent power-generating property.
US10797325B2 Fuel cell and method of manufacturing same
A method of manufacturing a fuel cell including a membrane electrode assembly and a resin frame includes, in a membrane electrode assembly sheet that is used for acquiring the membrane electrode assembly, and in which a porous layer including at least a catalytic electrode layer is disposed on at least one surface of an electrolyte membrane, applying a sealing agent onto the porous layer in a region including a part forming an outer periphery of the membrane electrode assembly to seal a pore of the porous layer; acquiring a stack member including the membrane electrode assembly by cutting the membrane electrode assembly sheet in the region; and bonding the resin frame to a part of the porous layer in the stack member where the sealing agent is applied, using an adhesive.
US10797324B2 Power generation cell
Second inlet connection flow grooves and second outlet connection flow grooves are formed in a power generation cell. The second inlet connection flow grooves connect a fuel gas supply passage and a fuel gas flow field. The second outlet connection flow grooves connect a fuel gas discharge passage and the fuel gas flow field. The flow channel of the second inlet connection flow grooves diverges multiple times in an area from the fuel gas supply passage to the fuel gas flow field. The flow channel of the second outlet connection flow grooves merges multiple times in an area from the fuel gas flow field to the fuel gas discharge passage. The number of merging in the second outlet connection flow grooves is larger than the number of diverging in the second inlet connection flow grooves.
US10797322B2 Nonaqueous battery
A nonaqueous battery includes a current collector that supports an electrode active material. The current collector includes a first layer, a second layer and a third layer. The second layer is interposed between the first layer and the third layer. The second layer includes 0.3 mass % or more and 1 mass % or less of magnesium and 0.2 mass % or more and 0.9 mass % or less of silicon, with a remainder being made up of aluminum. The first layer and the third layer constitute outer surfaces of the current collector. The first layer and the third layer each include 99.3 mass % or more of aluminum. In both of the first layer and the third layer, there is less than 0.3 mass % of magnesium and less than 0.2 mass % of silicon.
US10797319B2 Production method for carbonaceous material for non-aqueous electrolyte secondary battery anode, and carbonaceous material for non-aqueous electrolyte secondary battery anode
An object of the present invention is to provide a non-aqueous electrolyte secondary battery that has a large charge/discharge capacity, has a small irreversible capacity, which is the difference between the doping capacity and the de-doping capacity, and is capable of effectively using an active material. The problem described above can be solved by a method for producing a carbonaceous material for a non-aqueous electrolyte secondary battery anode, the method including: (1) an alkali metal compound impregnating step of adding an elemental alkali metal or a compound containing an elemental alkali metal to a carbonaceous precursor to obtain an alkali-impregnated carbonaceous precursor; (2) a heat treatment step of: (a) obtaining a heat-treated product by performing main heat treatment on the alkali-impregnated carbonaceous precursor at 800° C. to 1500° C. in a non-oxidizing gas atmosphere, or (b) obtaining a heat-treated product by performing pre-heat treatment on the alkali-impregnated carbonaceous precursor at a temperature of not lower than 400° C. and lower than 800° C. in a non-oxidizing gas atmosphere and then performing main heat treatment at 800° C. to 1500° C. in a non-oxidizing gas atmosphere; and (3) coating the heat-treated product with pyrolytic carbon.
US10797315B2 Electrochemical device with negative electrode active material having an Fm3m space group
An electrochemical device includes a negative electrode containing a negative electrode active material, a positive electrode, and an electrolyte. The negative electrode active material has a crystal structure with an Fm3m space group and contains a compound represented by composition formula (1) below, LixTiyOz   Formula (1), where 0.4≤x/y<2 and x/2+3y/2≤z≤x/2+2y.
US10797314B2 Compliant solid-state ionically conductive composite materials and method for making same
Provided herein are ionically conductive solid-state compositions that include ionically conductive inorganic particles in a matrix of an organic material. The resulting composite material has high ionic conductivity and mechanical properties that facilitate processing. In particular embodiments, the ionically conductive solid-state compositions are compliant and may be cast as films. In some embodiments of the present invention, solid-state electrolytes including the ionically conductive solid-state compositions are provided. In some embodiments of the present invention, electrodes including the ionically conductive solid-state compositions are provided. The present invention further includes embodiments that are directed to methods of manufacturing the ionically conductive solid-state compositions and batteries incorporating the ionically conductive solid-state compositions.
US10797313B2 Method of producing anode or cathode particulates for alkali metal batteries
Provided is method of producing anode or cathode particulates for an alkali metal battery. The method comprises: (a) preparing a slurry containing particles of an anode or cathode active material, an electron-conducting material, and an electrolyte containing a lithium salt or sodium salt and an optional polymer dissolved in a liquid solvent; and (b) conducting a particulate-forming means to convert the slurry into multiple anode or cathode particulates, wherein an anode or a cathode particulate is composed of (i) particles of the active material, (ii) the electron-conducting material, and (iii) an electrolyte, wherein the electron-conducting material forms a 3D network of electron-conducting pathways and the electrolyte forms a 3D network of lithium ion- or sodium ion-conducting channels and wherein the anode particulate or cathode particulate has a dimension from 10 nm to 100 μm and an electrical conductivity from about 10−6 S/cm to about 300 S/cm.
US10797312B2 Silicon-based anode active material and method for manufacturing same
The present invention relates to a silicon-based anode active material and a method for manufacturing the same. The silicon-based anode active material according to an embodiment of the present invention comprises: particles comprising silicon and oxygen combined with the silicon, and having a carbon-based conductive film coated on the outermost periphery thereof; and boron doped inside the particles, wherein with respect to the total weight of the particles and the doped boron, the boron is included in the amount of 0.01 weight % to 17 weight %, and the oxygen is included in the amount of 16 weight % to 29 weight %.
US10797311B2 Lithium nickel cobalt manganese oxide composite material and method of making same
The invention relates to lithium ion battery, more particularly to a lithium nickel cobalt manganese oxide (Li(Ni0.8Co0.1Mn0.1)O2) composite material, including lithium nickel cobalt manganese oxide and a hydrophobic material coated on the surface of lithium nickel cobalt manganese oxide. The hydrophobic material coated on the surface of lithium nickel cobalt manganese oxide is insoluble in water, so that the lithium nickel cobalt manganese oxide composite material solves the problem that the batteries using conventional lithium nickel cobalt manganese oxide materials easily absorb water. A method for preparing the lithium nickel cobalt manganese oxide composite material is also disclosed.
US10797308B2 Batteries with anodes of carbon-coated macro-porous silicon
Silicon materials suitable for use as an anode material and associated method of production are disclosed herein. In one embodiment, a silicon material includes crystalline silicon in a matrix and macro-scale pores distributed in the matrix of the crystalline silicon. The macro-scale pores can have a size greater than 100 nanometers, and surfaces of crystalline silicon in the macro-scale pores are coated with carbon.
US10797307B2 Method for manufacturing silicon flakes, silicon-containing negative electrode and method for manufacturing the same
A method for manufacturing silicon flakes includes steps as follows. A silicon material is contacted with a machining tool which includes at least one abrasive particle fixedly disposed thereon. The silicon material is scraped along a displacement path with respect to the machining tool to generate the silicon flakes having various particle sizes.
US10797302B2 Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery using said positive electrode active material
Provided is a method for producing the positive electrode active material for nonaqueous electrolyte secondary batteries, including a first step of mixing a Li-metal composite oxide powder which is represented by the general formula: LizNi1-x-yCoxMyO2 (where 0≤x≤0.35, 0≤y≤0.35, and 0.97≤z≤1.30 are satisfied, and M is at least one element selected from Mn, V, Mg, Mo, Nb, Ti and Al) and constituted by primary particles and secondary particles, to an alkaline solution with a W compound dissolved therein, and immersing a resulting mixture, followed by solid-liquid separation, to obtain a W mixture with W uniformly dispersed on the surface of the primary particles of the composite oxide, and a second step of heat-treating the W mixture to thereby form a compound containing W and Li on the surface of the primary particles of the composite oxide powder.
US10797298B2 Battery and manufacturing method therefor
A battery has an electrode body which has an outer periphery and includes positive and negative electrodes with a separator disposed there between in a stacking direction. The battery further include an exterior body having a shape other than a substantially rectangular parallelepiped or cuboidal shape. The electrode body and an electrolytic solution are housed in the exterior body. The exterior body has at least first, second and third inner surfaces with the first and third inner surfaces being located on opposite sides of the second inner surface. The second inner surface is larger in area than the first and second inner surfaces. A liquid injection port is located in the exterior body and extends through the second inner surface. Each of the first, second and third inner surfaces faces and is spaced from a respective first, second and third section of the outer periphery of the electrode body by a respective gap so as define first, second and third regions, respectively, each of which has a respective volume. The volume the second region is larger than the volumes of the first and third regions and is capable of temporarily holding a volume of the electrolytic solution injected into the outer case via the liquid injection port.
US10797295B2 Secondary battery
A secondary battery includes an electrode assembly, a case, a cap plate, and a terminal plate. The electrode assembly includes a separator between first and second plates. The case includes the electrode assembly and has an opening. The cap plate seals the opening of the case and has a hole. The terminal plate is on the cap plate and includes a discharge hole aligned with the hole in the cap plate. A short circuit area with a vent may be included in the hole of the cap plate.
US10797286B2 Thin, high density nonwoven separators for energy storage devices
An insulating (nonconductive) microporous nonwoven polymeric battery separator comprised of a single layer of enmeshed microfibers and nanofibers and supercalendered to extremely thin dimensions and high densities is provided. Such a separator accords the ability to not only attune the porosity and pore size to any desired level through a single nonwoven fabric, but provide further benefits in terms of further reduced pore size, reduced electrolyte level requirements, and reduced total volume of the subject battery cell itself. As a result, the inventive separator permits a high strength material with low porosity and low pore size to levels previously unattained. The separator, a battery including such a separator, the method of manufacturing such a separator, and the method of utilizing such a separator within a battery device, are all encompassed within this invention.
US10797285B2 Battery pack including plural electrochemical cells encapsulated by encapsulant and method of manufacture
Embodiments of encapsulated battery packs, control circuitry, and their methods of manufacture are described. In one such embodiment, a battery pack includes a plurality of electrochemical pouch cells and an elastomeric encapsulant that forms at least one external surface of the battery pack. In another embodiment, a battery pack includes a plurality of electrochemical pouch cells with a portion of an encapsulant disposed between the electrochemical pouch cells and the outer housing. In yet another embodiment, a method of controlling an operation of a system includes using a current threshold of one or more electrochemical cells determined at least in part on at least one of a temperature and a state of charge of the one or more electrochemical cells.
US10797284B2 Electric vehicle battery cell with polymer frame for battery cell components
A battery component includes a polymer frame having at least one window, the polymer frame having a first planar side and an opposite second planar side, and a window edge between the first and second planar sides. The battery component also has a battery cell component having a separator and bipolar current collector, the battery cell component being attached to the frame, the separator or bipolar current collector being attached to the first planar side or the window edge. A battery stack, a method for handling the battery component as an individual unit are also provided, electric vehicle battery and electric vehicle are also provided.
US10797280B2 Battery module
The present disclosure provides a battery module, which comprises battery units and two side plates. Each battery unit comprises: at least one pouch-type secondary battery; and a fixture securely mounting the at least one pouch-type secondary battery. The two side plates are respectively positioned at two ends of the battery units in a length direction. A first engaging portion is formed between the fixtures of every two adjacent battery units at each end in the length direction. Each side plate has second engaging portions, each second engaging portion is engaged with the corresponding first engaging portion to securely connect each side plate and the every two adjacent battery units, therefore the force of each battery unit received when the battery module is impacted or vibrated is effectively and uniformly dispersed and transferred to the side plates, which improves the structural strength and reliability of the battery module.
US10797277B2 Thin film electrochemical cell with a polymer double seal
A double-sealed thin film electrochemical pouch cell, comprising a cathode current collector, a cathode, an electrolyte, an anode, and an anode current collector, which is double-sealed by a first inner laminate layer forming a primary seal covered by a second outer polymer layer forming a secondary seal The second outer polymer layer comprises embedded particles to increase the thermal conductivity of the second outer polymer layer.
US10797276B2 Sealed bipolar battery assembly
Apparatus and techniques such as can include a sealed bipolar battery assembly are described herein. For example, the battery assembly can using two or more sealing techniques, such as to provide a liquid-tight assembly. A sealed current collector assembly can be provided, such as by fitting compressible plastic seals to one or both side of a current collector. An adhesive seal can be applied to an edge or perimeter of the current collector. A plastic seal assembly can be used to anchor the seals or to provide an additional layer of leakage protection should electrolyte seep under hydrophobic plastic seals. Current collector assemblies including stackable casing frames can be assembled to provide a rigid casing. These casing assemblies can be stacked on top of one another to form bipolar cells comprising the battery assembly.
US10797265B2 Display device
The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.
US10797257B2 Light-emitting element, light-emitting device, display device, electronic device, and lighting device
An object is to provide a light-emitting element which uses a plurality of kinds of light-emitting dopants and has high emission efficiency. In one embodiment of the present invention, a light-emitting device, a light-emitting module, a light-emitting display device, an electronic device, and a lighting device each having reduced power consumption by using the above light-emitting element are provided. Attention is paid to Förster mechanism, which is one of mechanisms of intermolecular energy transfer. Efficient energy transfer by Förster mechanism is achieved by making an emission wavelength of a molecule which donates energy overlap with the longest-wavelength-side local maximum peak of a graph obtained by multiplying an absorption spectrum of a molecule which receives energy by a wavelength raised to the fourth power.
US10797255B2 Material production process with alkylamine
The present invention relates to a process for producing a layer of crystalline A/M/X material, wherein the process comprises disposing on a substrate a precursor composition comprising: (a) a first precursor compound comprising a first cation (M), which first cation is a metal or metalloid cation; and (b) a solvent, wherein the solvent comprises; (i) acetonitrile, propionitrile, acetone or a mixture thereof; and (ii) an alkylamine. The invention also relates to a composition comprising: (i) a compound of formula MXn, (ii) a compound of formula AX, (iii) acetonitrile, propionitrile, acetone or a mixture thereof; and (iv) an alkylamine of formula RANH2, wherein RA is a C1-8 alkyl group.
US10797254B2 Method of manufacturing organic semiconductor device
A method of manufacturing an organic semiconductor device is provided. The method includes providing a substrate, forming a sacrificial layer on the substrate, forming a patterned organic semiconductor layer on the sacrificial layer, forming an insulating layer on the patterned organic semiconductor layer, forming a gate electrode on the insulating layer, separating the sacrificial layer and the substrate from the patterned organic semiconductor layer, and forming a source/drain electrode on the patterned organic semiconductor layer, so as to provide a simple and effective method of manufacturing the organic semiconductor device.
US10797252B2 Display apparatus
A display apparatus may include a substrate having a first bending area between a first area and a second area, the first bending area to be bent with a first bending axis that extends along a first direction, as a center; a first inorganic insulating layer on the substrate and having a first opening corresponding to the first bending area; a first organic material layer filling at least a portion of the first opening; and a first conductive layer that extends from the first area to the second area through the first bending area and is on the first organic material layer. The first organic material layer may have a concavo-convex surface at least in a portion of an upper surface thereof. At least a portion of the first conductive layer may extend along a third direction forming an angle of about 0° to about 90° with the first direction.
US10797248B2 Organic electroluminescent element, lighting device, and display device
An object of the present invention is to provide an organic EL element which has a shorter maximum luminescent wavelength, a long luminous lifespan, a low driving voltage, a small time-dependent change in driving voltage, and a small change in external extraction quantum efficiency even when being used at a high temperature. In addition, an object of the present invention is to provide a lighting device and a display device including the organic EL element.The organic EL element of the present invention is an organic EL element including: at least one luminous layer sandwiched between a positive electrode and a negative electrode, wherein the luminous layer contains at least one kind of phosphorescent organometallic complex having a structure represented by the following Formula (1):
US10797245B2 Compound for organic optoelectronic element, organic optoelectronic element, and display device
The present invention relates to a compound for an organic optoelectronic element, represented by chemical formula I, an organic optoelectronic element employing the same, and a display device. The details of chemical formula I above are defined as in the specification.
US10797244B2 Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device
A compound is represented by a formula (1). In the formula (1); Ar represents an aromatic hydrocarbon group or a heterocyclic group having 4 or more fused rings and 22 or less ring atoms; Ar optionally has a substituent; R11 is a substituted or unsubstituted aromatic hydrocarbon group; when R11 is an aromatic hydrocarbon group having a substituent, the substituent is not a heterocyclic group; X1 represents a nitrogen atom or a carbon atom bonded with R12 (CR12); R12 represents a hydrogen atom or a substituent; L1 represents a single bond or a linking group; X2 and X3 each independently represent a nitrogen atom or a carbon atom bonded with R2 (CR2); R1 and R2 each independently represent a hydrogen atom or a substituent; and L2 is a linking group.
US10797243B2 Organic electroluminescent compound and organic electroluminescent device comprising the same
The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By using the organic electroluminescent compound of the present disclosure, an organic electroluminescent device having excellent luminous properties can be produced.
US10797238B2 Fabricating correlated electron material (CEM) devices
Subject matter disclosed herein may relate to construction of a correlated electron material (CEM) device. In particular embodiments, after formation of a film comprising layers of a transition metal oxide (TMO) material and a dopant, at least a portion of the film may be exposed to an elevated temperature. Exposure of the at least a portion of the film to the elevated temperature may continue until the atomic concentration of the dopant within the film is reduced, which may enable operation of the film as a correlated electron material CEM exhibiting switching of impedance states.
US10797231B2 Spin-orbit torque type magnetization reversal element, magnetic memory, and high frequency magnetic device
A spin-orbit torque type magnetization reversal element including a ferromagnetic metal layer with a varying magnetization direction; and spin-orbit torque wiring that extends in a first direction intersecting with a stacking direction of the ferromagnetic metal layer and that is joined to the ferromagnetic metal layer; wherein when viewed from the first direction, the spin-orbit torque wiring is asymmetrical in a second direction that is orthogonal to the first direction and the stacking direction, with respect to an axis that passes through a center, in the second direction, of the ferromagnetic metal layer.
US10797230B2 Techniques for MRAM MTJ top electrode to metal layer interface including spacer
Some embodiments relate to a method for manufacturing a magnetoresistive random-access memory (MRAM) cell. The method includes forming a spacer layer surrounding at least a magnetic tunnel junction (MTJ) layer and a top electrode of the MRAM cell; etching the spacer layer to expose a top surface of the top electrode and a top surface of a spacer formed by the spacer layer; forming an upper etch stop layer over the top electrode top surface and the spacer top surface; and forming an upper metal layer in contact with the top electrode top surface of the MRAM cell. A width of the upper etch stop layer is greater than a width of a bottom surface of the upper metal layer.
US10797229B2 Magnetic memory device
According to one embodiment, a magnetic memory device includes a conductive layer, first to fourth magnetic layers, first and second intermediate layers, and a controller. The conductive layer includes first, to fifth portions. The first magnetic layer is separated from the third portion. The second magnetic layer is provided between the third portion and the first magnetic layer. The first intermediate layer is provided between the first and second magnetic layers. The third magnetic layer is separated from the fourth portion. The fourth magnetic layer is provided between the fourth portion and the third magnetic layer. The second intermediate layer is provided between the third and fourth magnetic layers. The controller is electrically connected to the first and second portions. The controller implements a first operation of supplying a first current to the conductive layer, and a second operation of supplying a second current to the conductive layer.
US10797228B2 Magnetoresistive random access memory device
A MRAM device includes a first insulating interlayer on a substrate including a cell region and a peripheral region, lower electrode contacts extending through the first insulating interlayer of the cell region, a first structure on each of the lower electrode contacts, the first structure including a lower electrode, a magnetic tunnel junction structure, and an upper electrode sequentially stacked, and a capping layer covering surfaces of the first insulating interlayer and the first structure in the cell and peripheral regions, wherein an upper surface of the capping layer on the first insulating interlayer in the peripheral region is higher than an upper surface of the capping layer on the first insulating interlayer between the first structures in the cell region.
US10797225B2 Dual magnetic tunnel junction (DMTJ) stack design
A dual magnetic tunnel junction (DMTJ) is disclosed with a PL1/TB1/free layer/TB2/PL2/capping layer configuration wherein a first tunnel barrier (TB1) has a substantially lower resistance×area (RA1) product than RA2 for an overlying second tunnel barrier (TB2) to provide an acceptable net magnetoresistive ratio (DRR). Moreover, magnetizations in first and second pinned layers, PL1 and PL2, respectively, are aligned antiparallel to enable a lower critical switching current than when in a parallel alignment. An oxide capping layer having a RACAP is formed on PL2 to provide higher PL2 stability. The condition RA1
US10797220B2 Shape-controlled ceramic fillers for enhanced piezoelectric properties of structured composites
A lead-free lithium doped potassium sodium niobate piezoelectric ceramic material powdered form and having a single crystalline phase and uses thereof are described. Methods of making the said piezoelectric ceramic material are also described.
US10797217B2 Actuator or sensor device based on an electroactive polymer
A bending actuator device or sensor device for sensing bending comprises a stack of electroactive polymer units. The adjacent electroactive polymer units in the stack are slidable relatively to each other. This means that, for an actuator for example, an increased actuation force is enabled without requiring increased driving voltage, and it also avoids the problems of stress build up by allowing sliding between the units.
US10797213B2 Chip package and chip thereof
A microchip is electrically connected to a substrate to become a chip package, preferably for LED. A chip of the package includes a body and at least one electrode which is disposed and exposed on a surface of the body. The electrode includes a confining groove and a confining wall. The confining wall is peripherally located around the confining groove and provided to confine at least one conductive particle of an adhesive in the confining groove. The electrode of the chip is electrically connected to a bonding pad of a substrate via the conductive particle confined in the confining groove.
US10797212B2 Display device and method of manufacturing the same
A display device includes a substrate, a first electrode extending in a first direction on the substrate, a first partition wall extending in the first direction on a central portion of the first electrode, a second electrode extending in parallel with the first electrode on the substrate, a second partition wall extending in the first direction on a central portion of the second electrode, and a plurality of light-emitting diodes electrically connected between the first electrode and the second electrode.
US10797211B2 Method of manufacturing support structures for lighting devices and corresponding device
A method of manufacturing support elements for lighting devices includes: providing an elongated, electrically non-conductive substrate with opposed surfaces, with an electrically-conductive layer extending along one of said opposed surfaces, etching said electrically-conductive layer to provide a set of electrically-conductive tracks extending along the non-conductive substrate with at least one portion of the non-conductive substrate left free by the set of electrically-conductive tracks, forming a network of electrically-conductive lines coupleable with at least one light radiation source at said portion of said non-conductive substrate left free by the electrically-conductive tracks. Said forming operation includes selectively removing e.g. via laser etching a further electrically-conductive layer provided on said non-conductive substrate, or printing electrically-conductive material onto the non-conductive substrate. The electrically-conductive tracks and the network of electrically-conductive lines may be coupled with each other e.g. by means of electrically-conductive vias extending through the non-conductive substrate.
US10797206B2 Controlling off-state appearance of a light emitting device
Systems for apparatuses formed of light emitting devices. Solutions for controlling the off-state appearance of lighting system designs is disclosed. Thermochromic materials are selected in accordance with a desired off-state of an LED device. The thermochromic materials are applied to a structure that is in a light path of light emitted by the LED device. In the off-state the LED device produces a desired off-state colored appearance. When the LED device is in the on-state, the thermochromic materials heat up and become more and more transparent. The light emitted from the device in its on-state does not suffer from color shifting due to the presence of the thermochromic materials. Furthermore, light emitted from the LED device in its on-state does not suffer from attenuation due to the presence of the thermochromic materials. Techniques to select and position thermochromic materials in or around LED apparatuses are presented.
US10797198B2 Infrared light emitting device having light emitting layer containing Al, In, and Sb
Provided is an infrared light emitting device with high emission intensity. The infrared light emitting device includes: a semiconductor substrate; a first compound semiconductor layer; a light emitting layer containing at least In and Sb and having a predetermined range(s) of Al or Al and Ga proportion(s); a third compound semiconductor layer; and a second compound semiconductor layer containing at least In, Al, and Sb and having a predetermined range(s) of Al or Al and Ga proportion(s), in which the first compound semiconductor layer includes, in the stated order, a first A layer, a first B layer, and a first C layer, each containing at least In and Sb and having a predetermined range(s) of Al or Al and Ga proportion(s), and the proportion(s) of the Al composition or the Al composition and the Ga composition of each layer satisfy a predetermined relation(s).
US10797197B2 Thin-film, flexible optoelectronic devices incorporating a single lattice-matched dilute nitride junction and methods of fabrication
A thin film, flexible optoelectronic device is described. In an aspect, a method for fabricating a single junction optoelectronic device includes forming a p-n structure on a substrate, the p-n structure including a semiconductor having a lattice constant that matches a lattice constant of substrate, the semiconductor including a dilute nitride, and the single-junction optoelectronic device including the p-n structure; and separating the single-junction optoelectronic device from the substrate. The dilute nitride includes one or more of GaInNAs, GaInNAsSb, alloys thereof, or derivatives thereof.
US10797194B2 Three-terminal optoelectronic component with improved matching of electric field and photocurrent density
A three-terminal avalanche photodiode provides a first controllable voltage drop across a light absorbing region and a second, independently controllable, voltage drop across a photocurrent amplifying region. The compositions of the absorbing region and the amplifying region may be optimized independently of each other. In the amplifying region, p-doped and n-doped structures are offset from each other both horizontally and vertically. Directly applying a voltage across a controlled region of the photocurrent path increases avalanche gain by shaping the electric field to overlap the photocurrent density. The resulting high-gain, low-bias avalanche photodiodes may be fabricated in integrated optical circuits using commercial CMOS processes, operated by power supplies common to mature computer architecture, and used for optical interconnects, light sensing, and other applications.
US10797192B2 P-type amorphous oxide semiconductor including gallium, method of manufacturing same, and solar cell including same and method of manufacturing said solar cell
a p-type amorphous oxide semiconductor including gallium, a method of manufacturing the same, a solar cell including the same and a method of manufacturing the solar cell are disclosed. The p-type oxide semiconductor where gallium (Ga) is further combined with combination of one or more components selected from a group of CuS, SnO, ITO, IZTO, IGZO and IZO is provided.
US10797191B2 Light trapping optical structure
A light trapping optical structure employing an optically transmissive layer with a plurality of light deflecting elements. The transparent layer is defined by opposing broad-area surfaces extending parallel to each other. The light deflecting elements deflect light propagating transversely through the optically transmissive layer at a sufficiently high bend angle with respect to a surface normal, above a critical angle of a Total Internal Reflection. The deflected light is retained by means of at least TIR in the system which allows for longer light propagation paths through a photoabsorptive layer that may be associated with the optically transmissive layer for an improved light absorption. The light trapping optical structure may further employ a focusing array of light collectors being pairwise associated with the respective light deflecting elements.
US10797190B2 Asymmetric groove
An optoelectronic device comprising a substrate comprising a groove having a first and a second face. The first face of the groove is coated with a semiconductor material and the second face of the groove is coated with a conductor material. The conductor material and the semiconductor material are in contact with another semiconductor material in the groove. The first face of the groove is longer than the second face of the groove or the second face of the groove is longer than the first face of the groove.
US10797186B2 Solar cell, solar cell module, and solar cell manufacturing method in which wiring member is connected to surface
A plurality of finger electrodes are disposed on a surface of a photoelectric conversion layer 60 and extend in a first direction. The plurality of finger electrodes are arranged in a second direction in which an inter-cell wiring member adapted to be disposed on the surface of the photoelectric conversion layer extends. A height of each of those of the plurality of finger electrodes disposed toward ends in the second direction from a part of the photoelectric conversion layer where the inter-cell wiring member is adapted to be disposed is larger than a height of the finger electrode disposed at a center in the second direction from the part of the photoelectric conversion layer where the inter-cell wiring member is adapted to be disposed.
US10797185B2 Front-side conductive paste for crystalline silicon solar cell, preparation method therefor, and solar cell
A front-side conductive paste for a crystalline silicon solar cell is provided. The front-side conductive paste for a crystalline silicon solar cell includes, in parts by weight, 80.0-93.0 parts of a metal powder, 6.0-15.0 parts of an organic carrier, and 1.0-5.0 parts of an oxide etching agent, where based on 100% by mole of the oxide etching agent, the oxide etching agent includes 15-30% of PbO; 25-40% of TeO2; 8.0-15.0% of Li2O; 9.0-20.0% of SiO2; 5.0-15.0% of Bi2O3; 0.5-10.0% of ZnO; and either one or both of 0.1-10.0% of MgO and 0.1-10.0% of CaO; and no more than 5.0% of an oxide of additional metal elements. The metal powder forms good ohmic contact with crystalline silicon substrate during the sintering process of the front-side conductive paste applied overlying an insulation film on the substrate. Finally, a front-side electrode of low contact resistance, good electrical conductivity, and strong adhesion is obtained.
US10797179B2 Semiconductor device having gate electrode overlapping semiconductor film
A semiconductor device that can operate at high speed or having high strength against stress is provided. One embodiment of the present invention is a semiconductor device including a semiconductor film including a channel formation region and a pair of impurity regions between which the channel formation region is positioned; a gate electrode overlapping side and top portions of the channel formation region with an insulating film positioned between the gate electrode and the side and top portions; and a source electrode and a drain electrode in contact with side and top portions of the pair of impurity regions.
US10797175B2 Fin field-effect transistor device and method
A method includes forming a first fin protruding above a substrate, the first fin having a PMOS region; forming a first gate structure over the first fin in the PMOS region; forming a first spacer layer over the first fin and the first gate structure; and forming a second spacer layer over the first spacer layer. The method further includes performing a first etching process to remove the second spacer layer from a top surface and sidewalls of the first fin in the PMOS region; performing a second etching process to remove the first spacer layer from the top surface and the sidewalls of the first fin in the PMOS region; and epitaxially growing a first source/drain material over the first fin in the PMOS region, the first source/drain material extending along the top surface and the sidewalls of the first fin in the PMOS region.
US10797168B1 Electronic device including a high electron mobility transistor that includes a barrier layer having different portions
An electronic device can include a HEMT that includes a channel layer, a barrier layer, and a gate electrode. The barrier layer can be disposed between the channel layer and the gate electrode and include a first portion, a second portion, and a third portion. The second portion can be spaced apart from the channel layer by the first portion, and the second portion is spaced apart from the gate electrode by the third portion. The second portion of the barrier layer can be configured to trap more charge, more readily recombine electrons and holes, or both as compared to each of the first and third portions of the barrier layer. The HEMT can have a VTH of at least 2 V and a subthreshold slope of at most 50 mV/decade of IDS.
US10797167B2 Superjunction semiconductor device and method of manufacturing the same
In at least one general aspect, a method can include forming a plurality of first active pillars and a plurality of edge pillars in a first semiconductor layer including an active region and a termination region, and forming a second semiconductor layer on the first semiconductor layer. The method can include forming a plurality of second active pillars and a plurality of preliminary charge balance layers in the second semiconductor layer, and annealing the first and second semiconductor layers such that the plurality of first active pillars and the plurality of second active pillars are connected by diffusing impurities implanted into the plurality of first active pillars and the plurality of second active pillars.
US10797159B2 Poly finger fabrication for HCI degradation improvement of ultra-low-Ron EDNMOS
Methods of forming an EDNMOS with polysilicon fingers between a gate and a nitride spacer and the resulting devices are provided. Embodiments include forming a polysilicon layer upon a GOX layer over a substrate; forming a gate and plurality of fingers and a gate and plurality of fingers through the polysilicon layer down the GOX layer; forming an oxide layer over the GOX layer and sidewalls of the gates and fingers; forming a nitride layer over the oxide layer; removing portions of the nitride and oxide layers down to the polysilicon and GOX layers to form nitride spacers; and forming S/D regions laterally separated in the substrate, each S/D region adjacent to a nitride spacer.
US10797153B2 Process of forming an electronic device including an access region
A process of forming an electronic device can include forming a channel layer overlying a substrate and forming a barrier layer overlying the channel layer. In an embodiment, the process can further include forming a p-type semiconductor layer over the barrier layer, patterning the p-type semiconductor layer to define at least part of a gate electrode of a transistor structure, and forming an access region layer over the barrier layer. In another embodiment, the process can further include forming an etch-stop layer over the barrier layer, forming a sacrificial layer over the etch-stop layer, patterning the etch-stop and sacrificial layers to define a gate region, forming an access region layer over the barrier layer after patterning the etch-stop and sacrificial layers, and forming a p-type semiconductor layer within the gate region.
US10797152B2 Process of forming an electronic device including an access region
An electronic device can include a channel layer; an access region having an aluminum content substantially uniform or increasing with distance from the channel layer; and a gate dielectric layer overlying and contacting the channel layer. A process of forming an electronic device can include providing a substrate and a channel layer of a III-V semiconductor material over the substrate; forming a masking feature over the channel layer; and forming an access region over the channel layer. In an embodiment, the channel layer can include GaN, and the access region has an aluminum content that is substantially uniform or increases with distance from the channel layer. In another embodiment, the process can include removing at least a portion the masking feature and forming a gate dielectric layer over the channel layer. A dielectric film of the masking feature or the gate dielectric layer contacts the channel layer.
US10797151B2 Metal gate structures for field effect transistors
The present disclosure describes a method for the formation of gate stacks having two or more titanium-aluminum (TiAl) layers with different Al concentrations (e.g., different Al/Ti ratios). For example, a gate structure can include a first TiAl layer with a first Al/Ti ratio and a second TiAl layer with a second Al/Ti ratio greater than the first Al/Ti ratio of the first TiAl layer.
US10797150B2 Differential work function between gate stack metals to reduce parasitic capacitance
An apparatus including a non-planar body on a substrate, the body including a channel on a blocking material, and a gate stack on the body, the gate stack including a first gate electrode material including a first work function disposed on the channel material and a second gate electrode material including a second work function different from the first work function disposed on the channel material and on the blocking material. A method including forming a non-planar body on a substrate, the non-planar body including a channel on a blocking material, and forming a gate stack on the body, the gate stack including a first gate electrode material including a first work function disposed on the channel and a second gate electrode material including a second work function different from the first work function disposed on the channel and on the blocking material.
US10797148B2 III-V semiconductor layers, III-V semiconductor devices and methods of manufacturing thereof
In a method of forming a Group III-V semiconductor layer on a Si substrate, a first source gas containing a Group V element is supplied to a surface of the Si substrate while heating the substrate at a first temperature, thereby terminating the Si surface with the Group V element. Then, a second source gas containing a Group III element is supplied to the surface while heating the substrate at a second temperature, thereby forming a nucleation layer directly on the surface of the Si substrate. After the nucleation layer is formed, the supply of the second source gas is stopped and the substrate is annealed at a third temperature while the first source gas being supplied, thereby forming a seed layer. After the annealing, the second source gas is supplied while heating the substrate at a fourth temperature, thereby forming a body III-V layer semiconductor on the seed layer.
US10797146B2 Thin film transistor substrate and manufacturing method thereof
A thin film transistor substrate includes: a substrate; an oxide semiconductor layer disposed on the substrate; a gate electrode disposed on the substrate; a gate insulating layer interposed between the oxide semiconductor layer and the gate electrode; and a source electrode and a drain electrode connected to the oxide semiconductor layer, the source electrode and the drain electrode being spaced apart from each other. The gate insulating layer includes: a first gate insulating layer having an oxygen content lower than that of a stoichiometric composition; and a second gate insulating layer including a material substantially the same as a material which the first gate insulating layer may include, and having an oxygen content higher than that of the first gate insulating layer, and the first gate insulating layer and the oxide semiconductor layer directly contact each other.
US10797143B2 Semiconductor devices and method of forming the same
Semiconductor devices and methods of forming the same are provided. Semiconductor devices may include a plurality of gate electrodes that are stacked on a substrate and are spaced apart from each other in a vertical direction and a channel region extending through the plurality of gate electrodes in the vertical direction. Each of the plurality of gate electrodes may include a first conductive layer defining a recess recessed toward the channel region, and a second conductive layer in the recess defined by the first conductive layer. A first concentration of impurities in the second conductive layer may be higher than a second concentration of the impurities in the first conductive layer, and the impurities may include nitrogen (N).
US10797134B2 Integrated circuit devices
Integrated circuit devices are provided. An integrated circuit device includes a substrate and a device isolation film on the substrate. An active region of the substrate is defined by the device isolation film on the substrate and has a first width in a horizontal direction. A gate electrode is on the active region and has a second width equal to or less than the first width of the active region in the horizontal direction. The integrated circuit device includes an insulating spacer over the device isolation film and the active region.
US10797130B2 Semiconductor device
A semiconductor device is disclosed that includes a substrate; a first semiconductor region arranged in the cell region on a first surface side of the substrate; a second semiconductor region arranged in a cell region; a channel stopper electrode arranged in a termination region; a first electrode arranged on the first surface and electrically connected to the second semiconductor region; an insulation film arranged between the channel stopper electrode and the first electrode; first conductors arranged inside the insulation film; second conductors arranged on the insulation film; and a second electrode arranged on a second surface side of the substrate. A width of an overlapping portion in a height direction of the first conductor and the second conductor on the first electrode side is larger than a width of an overlapping portion in the height direction of the first and second conductors on the channel stopper electrode side.
US10797126B2 Display device and manufacturing method thereof, display panel
The present disclosure provides a display device and a manufacturing method thereof, and a display panel. The display panel may include a substrate defining a through hole; a driving wiring carried on the substrate; a solder pad being arranged on a back surface of the substrate. A first end of the driving wiring is located on a front surface of the substrate, and a second end of the driving wiring is connected to the solder pad via the through hole.
US10797122B2 OLED display and method for manufacturing same
The present disclosure provides an OLED display. The OLED display includes a substrate; a TFT device disposed on the substrate, wherein a gate electrode, a source electrode, and a drain electrode of the TFT device are isolated from each other by an inorganic insulation layer; a planarization layer disposed on the TFT device and the inorganic insulation layer; a pixel defining layer disposed on the planarization layer, wherein the pixel defining layer defines a plurality of pixels in the OLED display, and each pixel includes a plurality of sub-pixels; an OLED device disposed on the planarization layer and the pixel defining layer; and an encapsulation layer disposed on the OLED device; wherein one or more inorganic material included in the inorganic insulation layer, the planarization layer, the pixel defining layer, and the encapsulation layer and a cathode electrode of the OLED device surround each sub-pixel, each pixel, or more than one pixel of the OLED display.
US10797120B2 Array substrate, fabrication method thereof, and display device
In an embodiment, an array substrate includes a substrate having a display region and a package region surrounding the display region, wherein the display region comprises a side region adjacent to the package region; a pixel definition layer disposed on the display region of the substrate, wherein the pixel definition layer is formed with a plurality of recesses and a plurality of corresponding protrusions surrounding each recess, and each recess and each protrusion correspond to the side region; and a cathode trace disposed on a surface of each protrusion and a bottom surface of each recess, wherein a gap exists between the cathode trace on each protrusion and the cathode trace in each recess.
US10797117B2 Organic light emitting diode display module and control method thereof
Provided are an organic light emitting diode display module, a control method for the organic light emitting diode display module, a display device and electronic equipment. The organic light emitting diode display module includes: an organic light emitting diode display panel, configured to emit light rays to a finger during fingerprint recognition; and a fingerprint sensor, arranged on a side of the display panel away from a light emerging side, configured to receive the light rays reflected by the finger and determine a fingerprint pattern of the finger according to the light rays reflected by the finger.
US10797116B2 Complex film and organic light emitting display device comprising the same
An organic light emitting display device and a complex film included in the organic light emitting display device are disclosed, which facilitates bending on a bending area and has optical characteristics of wide color gamut, whereby a stereoscopic effect may be improved. The organic light emitting display device comprising a substrate; and a complex film provided on the substrate, wherein the complex film includes an adhesive layer having a first area and a second area; an optical film provided on the first area of the adhesive layer; an optical conversion film provided on the second area of the adhesive layer; and a protective film covering the optical film and the optical conversion film.
US10797113B2 Light-emitting device with layered electrode structures
One object of this invention is to provide a novel light-emitting device with low power consumption. The light-emitting device includes a first light-emitting element and a second light-emitting element. The first light-emitting element includes a first electrode, a second electrode, and a light-emitting layer. The second light-emitting element includes the first electrode, a third electrode, and the light-emitting layer. The second electrode comprises only a first conductive film, and the third electrode comprises a second conductive film and a third conductive film. The first electrode has a function of reflecting light. The second conductive film has functions of reflecting light and transmitting light. The first conductive film and the third conductive film each have a function of transmitting light.
US10797112B2 Energy efficient OLED TV
Embodiments of the disclosed subject matter provide a full-color pixel arrangement for a device, the full-color pixel arrangement including a plurality of sub-pixels, each having an emissive region of a first color, where the full-color pixel arrangement comprises emissive regions having exactly one emissive color that is a red-shifted color of a deep blue sub-pixel of the plurality of sub-pixels. Embodiments of the disclosed subject matter may also provide a full-color pixel arrangement for a device, the full-color pixel arrangement including a plurality of sub-pixels, each having an emissive region of a first color, where the full-color pixel arrangement comprises emissive regions having exactly one emissive color, and where the plurality of sub-pixels comprise a light blue sub-pixel, a deep blue sub-pixel, a red sub-pixel, and a green sub-pixel.
US10797109B2 Micro-structured organic sensor device and method for manufacturing same
A micro-structured organic sensor device which has the following layers oriented in parallel to one another: a substrate layer for supporting the further layers; an organic sensor layer for converting a technical quantity to be detected to an electrical quantity; a first electrode layer for contacting the organic sensor layer on a side of the organic sensor layer facing the substrate layer; a second electrode layer for contacting the organic sensor layer on a side of the organic sensor layer facing away from the substrate layer; and one or several functional layers; wherein the sensor layer is structured such that a plurality of horizontally spaced sensor segments are formed; wherein at least one of the electrode layers is structured such that a plurality of horizontally spaced electrode segments are formed so that at least one of the electrode segments of the respective electrode layer is associated to each of the sensor segments; and wherein the one or several functional layers at least partly fill gaps located horizontally between the sensor segments.
US10797108B2 Printed reconfigurable electronic circuit
An electronic component such as a voltage controllable reconfigurable capacitor or transistor is formed by printing one or more layers of ink on a non-conductive substrate. Ferroelectric ink or semi-conductive ink is printed and conductive resistive or dielectric ink is printed on a s same or different layers. Reconfigurability is achieved by printing resistive biasing circuitry wherein when a changing voltage is applied to the biasing circuitry, an electronic property of the electronic component changes in response to the changing voltage.
US10797105B2 Semiconductor device and method for producing semiconductor device
Provided are: a semiconductor device in which a non-volatile switch provided with a rectifying element and a non-volatile element provided with no rectifying element are formed in the same wiring; and a method for producing the semiconductor device. The semiconductor device includes a first switching element and a second switching element disposed in a signal path of a logic circuit. The first switching element includes a rectifying element and a variable resistance element. The second switching element does not include the rectifying element but includes a variable resistance element. The first switching element and the second switching element are formed in the same wiring layer.
US10797102B2 Chip-scale linear light-emitting device
A chip-scale linear light-emitting device includes a submount substrate, light-emitting diode (LED) semiconductor chips, a chip-scale packaging structure and a reflective structure. The LED semiconductor chips, the packaging structure and the reflective structure are disposed on the submount substrate, wherein the packaging structure partially covers the chip-upper surface and/or the chip-edge surfaces of the LED semiconductor chips, and the reflective structure partially covers the package-top surface and/or the package-side surfaces of the packaging structure. If one of the chip-edge surfaces and the package-side surface of the packaging structure are exposed from the reflective structure as a primary light-emitting side surface, a side-view type linear light-emitting device is formed. If the package-top surface of the packaging structure is exposed from the reflective structure as a primary light-emitting top surface, a top-view type linear light-emitting device is formed. A substantially transparent light-transmitting material and/or a photoluminescent material can be configured to be included inside the packaging structure. In this configuration, a primary light emitted from the LED semiconductor chips is directed to pass through the packaging structure and radiated outward from the primary light-emitting surface. Therefore, a monochromatic light or a white light with a uniformly distributed linear radiation pattern can be generated using the chip-scale linear light-emitting device.
US10797101B2 Time delay integration image sensors with non-destructive readout capabilities
A time delay integration image sensor may include a number of charge coupled devices (CCDs) that transfer charge in synchronization with the movement of an object being imaged. To increase the dynamic range of the image sensor, the image sensor may include circuitry configured to non-destructively sample the charge as it is transferred through the charge coupled devices. Floating gates may be included in the image sensor and may have a voltage that is proportional to the charge accumulated under the floating gates. Each floating gate may be coupled to a respective readout circuit in an additional substrate by a metal interconnect layer.
US10797097B2 Solid-state image-capturing element and electronic device
The present disclosure relates to a solid-state image-capturing element and an electronic device capable of reducing the capacitance by using a hollow region. At least a part of a region between an FD wiring connected to a floating diffusion and a wiring other than the FD wiring is a hollow region. The present disclosure can be applied to a CMOS image sensor having, for example, a floating diffusion, a transfer transistor, an amplifying transistor, a selection transistor, a reset transistor, and a photodiode.
US10797095B2 Image sensors and methods of forming the same
An image sensor includes a substrate including a plurality of pixel regions and having a trench between the pixel regions, a photoelectric conversion part in the substrate of each of the pixel regions, and a device isolation pattern in the trench. The device isolation pattern defines an air gap. The device isolation pattern has an intermediate portion and an upper portion narrower than the intermediate portion.
US10797094B2 Mechanisms for forming image sensor device
An image sensor device is provided. The image sensor device includes a semiconductor substrate and a light sensing region in the semiconductor substrate. The image sensor device also includes a dielectric layer over the semiconductor substrate. The image sensor device further includes a filter partially surrounded by the dielectric layer. The filter has a protruding portion protruding from a bottom surface of the dielectric layer. In addition, the image sensor device includes a shielding layer between the dielectric layer and the semiconductor substrate and surrounding the protruding portion of the filter.
US10797090B2 Image sensor with near-infrared and visible light phase detection pixels
An imaging system may include an image sensor with phase detection pixel groups for depth sensing or automatic focusing operations. Each phase detection pixel group may have two or more photosensitive regions covered by a single microlens so that each photosensitive region has an asymmetric angular response. The image sensor may be sensitive to both near-infrared (NIR) and visible light. Each phase detection pixel group may be designed to include light-scattering structures that increase NIR sensitivity while minimizing disruptions of phase detection and visible light performance. Deep trench isolation may be formed between adjacent photosensitive areas within the phase detection pixel group. The light-scattering structures may have a non-uniform distribution to minimize disruptions of phase detection performance.
US10797089B2 Display device having compensating capacitor and method of manufacturing the same
A display device and a method of manufacturing the same are disclosed. The display device includes a substrate (100), and a patterned polysilicon layer, a patterned gate insulating layer and a patterned first conductive layer stacked on the substrate in sequence. The patterned polysilicon layer includes a number of polysilicon blocks (110) doped with impurities. The patterned first conductive layer includes a number of data lines (120) each partially overlapping a corresponding polysilicon block to form a compensating capacitor.
US10797087B2 Array substrate manufacturing method thereof and display device
An array substrate, a method for manufacturing an array substrate and a display device are provided. The array substrate includes: a base substrate, and an insulating layer, a gate line, a source electrode, a drain electrode, and a data line on the base substrate. The insulating layer includes a light transmission portion and a light shielding portion, and orthographic projections of the gate line, the source electrode, the drain electrode, and the data line on the base substrate are all within an orthographic projection of the light shielding portion on the base substrate.
US10797080B2 Thin film transistor, array substrate and display device
The present invention provides a thin film transistor, an array substrate and a display device. The thin film transistor includes an active layer, a source electrode and a drain electrode. The active layer includes a source electrode contact region, a drain electrode contact region, and a semiconductor channel region arranged therebetween. A conductive layer is provided on the semiconductor channel region and is spaced apart from the source electrode and the drain electrode. The semiconductor channel region is U-shaped when viewed in a plane view of the pixel thin film transistor, and the source electrode includes a U-shaped part corresponding to the U-shaped semiconductor channel region. The conductive layer includes at least one conductive part, and the at least one conductive part is arranged between one end of the drain electrode and the U-shaped part of the source electrode.
US10797079B2 Light emitting display device and method of manufacturing the same
A display device is disclosed. The display device includes a substrate having a plurality of pixels, wherein each of the plurality of pixels includes at least one light emitting chip, and a structure on one side of at least one of the plurality of pixels. A base material of the light emitting chip is the same as a base material of the structure.
US10797078B2 Hybrid fin field-effect transistor cell structures and related methods
In one embodiment, an integrated circuit cell includes a first circuit component and a second circuit component. The first circuit component includes fin field-effect transistors (finFETs) formed in a high fin portion of the integrated circuit cell, the high fin portion of the integrated circuit including a plurality of fin structures arranged in rows. The second circuit component that includes finFETs formed in a less fin portion of the integrated circuit cell, the less fin portion of the integrated circuit including a lesser number of fin structures than the high fin portion of the integrated circuit cell.
US10797063B2 Single-poly nonvolatile memory unit
A single-poly non-volatile memory unit includes: a semiconductor substrate having a first conductivity type; first, second and third OD regions disposed on the semiconductor substrate and separated from each other by an isolation region, wherein the first OD region and the second OD region are formed in a first ion well, and the first ion well has a second conductivity type; a first memory cell disposed on the first OD region, a second memory cell disposed on the second OD region. The first memory cell and the second memory cell exhibit an asymmetric memory cell layout structure with respect to an axis. An erase gate is disposed in the third OD region.
US10797059B2 Method of designing a layout of a static random access memory pattern
The present invention provides a method of designing a layout of a static random access memory (SRAM) pattern, the method includes the following steps: firstly, a target pattern is provided, and according to the target pattern, a plurality of first patterns and a first dummy pattern are formed in a substrate, the first pattern that disposed at the outermost boundary of the first patterns is defined as a first edge pattern, and the first dummy pattern is disposed adjacent to the first edge pattern, next, the first dummy pattern is removed, and afterwards, according to the target pattern, a plurality of second patterns are formed in the substrate, the second patterns comprises a second edge pattern that is disposed between the first edge pattern and an original position of the first dummy pattern.
US10797051B2 Semiconductor device and method of manufacturing the same
A semiconductor device includes a substrate having an active pattern, a conductive pattern crossing the active pattern, a spacer structure on at least one side surface of the conductive pattern, and a capping structure on the conductive pattern. The capping structure includes a first capping pattern and a second capping pattern. The second capping pattern is disposed on a top surface of the first capping pattern and a top surface of the spacer structure.
US10797050B2 Fin field effect transistor (finFET) device structure with capping layer and method for forming the same
A FinFET device structure is provided. The FinFET device structure includes a first gate structure formed over a fin structure, and a first capping layer formed over the first gate structure. The FinFET device structure includes a first etching stop layer formed over the first capping layer and the first gate structure, and a top surface and a sidewall surface of the first capping layer are in direct contact with the first etching stop layer.
US10797046B1 Resistor structure for integrated circuit, and related methods
Embodiments of the disclosure provide a resistor structure for an integrated circuit (IC) and related methods. The resistor structure may include: a shallow trench isolation (STI) region on a substrate; a resistive material above a portion of the shallow trench isolation (STI) region; a gate structure on another portion of the STI region, above the substrate, and horizontally displaced from the resistive material; an insulative barrier above the STI region and contacting an upper surface and sidewalls of the resistive material, an upper surface of the insulative barrier being substantially coplanar with an upper surface of the gate structure; and a pair of contacts within the insulative barrier, and each positioned on an upper surface of the resistive material.
US10797044B2 Electrostatic discharge protection device and method
An electrostatic discharge (ESD) protection device includes a semiconductor substrate and a semiconductor fin located on the semiconductor substrate. The semiconductor fin includes a well region, a first doped region, and a second doped region. The first doped region and the second doped region are respectively adjacent to and being separated by a first portion of the well region. The device also includes a first gate structure on the semiconductor fin between the first doped region and the second doped region, and a first conductive structure electrically connecting the gate structure and the first doped region to a same potential. The ESD protection device can also have a third doped region and a second gate structure coupled to the same potential. The device also has a second conductive structure for connecting to a point between an external signal and a circuit to be protected.
US10797041B2 Integrated circuit, system for and method of forming an integrated circuit
An integrated circuit includes a first region and a first conductive structure in the first region, wherein the first conductive structure extends in a first direction. The integrated circuit further includes a first via coupled to the first conductive structure. The integrated circuit further includes a second region adjacent to the first region. The integrated circuit further includes a power structure configured to supply a voltage to the first or second region. The power structure includes a second conductive structure extending in the first direction and overlapping a boundary between the first region and the second region. The first conductive structure and the second conductive structure are aligned in a second direction. The first conductive structure and the second conductive structure are separated from each other in the first direction by a distance greater than a minimum spacing requirement of the first conductive structure and the second conductive structure.
US10797039B2 Semiconductor device and method of forming a 3D interposer system-in-package module
A semiconductor device has a first substrate and a second substrate. An opening is formed through the second substrate. A first semiconductor component and second semiconductor component are disposed between the first substrate and second substrate. The second substrate is electrically coupled to the first substrate through the first semiconductor component. A first terminal of the first semiconductor component is electrically coupled to the first substrate. A second terminal of the first semiconductor component is electrically coupled to the second substrate. The second semiconductor component extends into the opening. An encapsulant is deposited over the first substrate and second substrate.
US10797037B1 Integrated circuit device having a plurality of stacked dies
An integrated circuit device having a plurality of stacked dies is described. The integrated circuit device comprises a first die of the plurality of stacked dies having an input/output element configured to receive an input signal, the first die comprising a signal driver circuit configured to provide the input signal to each die of the plurality of stacked dies and a chip select circuit for generating a plurality of chip select signals for the plurality of stacked dies; and a second die of the plurality of stacked dies coupled to the first die, the second die having a function block configured to the receive the input signal; wherein the second die receives the input signal in response to a chip select signal of the plurality of chip select signals that corresponds to the second die. A method of implementing an integrated circuit device having a plurality of stacked dies is also described.
US10797036B2 Semiconductor device
A semiconductor device includes a first semiconductor chip formed with an IGBT, a second semiconductor chip formed with a MOSFET, a first metal member electrically connected to a collector electrode and a drain electrode, and a second metal member electrically connected to an emitter electrode and a source electrode. The IGBT and the MOSFET connected in parallel to each other are turned on in the order of the IGBT and the MOSFET, and turned off in the order of the MOSFET and the IGBT. The second metal member has a main body portion on which the first and second semiconductor chips are mounted, and a joint portion as a terminal portion connected to the main body portion. In a plan view, a shortest distance between the joint portion and the first semiconductor chip is shorter than a shortest distance between the joint portion and the second semiconductor chip.
US10797034B2 Electronic device having individual wrapping of electronic package units and manufacturing method thereof
An electronic package unit, a manufacturing method thereof and an electronic device are disclosed. The manufacturing method includes: providing an insulation substrate, wherein the insulation substrate has a first surface and a second surface opposite to the first surface; forming a plurality of sub-matrix circuits on the insulation substrate, wherein each sub-matrix circuit comprises at least one thin film transistor; disposing at least one functional chip on the first surface, wherein the functional chip is electrically connected with the sub-matrix circuit; forming a plurality of through-holes on the insulation substrate and disposing a conductive material in the through-holes, so that the functional chip is electrically connected to the second surface through the sub-matrix circuits and the conductive material; forming a protection layer on the first surface to cover the functional chips; and cutting the insulation substrate and the protection layer to form a plurality of electronic package units.
US10797031B2 Semiconductor package
A semiconductor package includes a first optical transceiver, a second optical transceiver, a third optical transceiver, and a plasmonic waveguide. The first optical transceiver includes at least one optical input/output portion for transmitting and receiving optical signal. The second optical transceiver is stacked on the first optical transceiver. The third optical transceiver includes at least one optical input/output portion for transmitting and receiving optical signal. The third optical transceiver is stacked on the second optical transceiver. The plasmonic waveguide penetrates through the second optical transceiver and optically couples the at least one optical input/output portion of the first optical transceiver and the at least one optical input/output portion of the third optical transceiver.
US10797030B2 Semiconductor packages
Disclosed is a semiconductor package including a semiconductor chip, a first outer capacitor on the semiconductor chip including a first electrode and a second electrode, a second outer capacitor on the semiconductor chip including a first electrode pattern and a second electrode pattern, and a conductive pattern on the semiconductor chip and electrically connected to the first electrode of the first outer capacitor and the first electrode pattern of the second outer capacitor. The second electrode of the first outer capacitor is insulated from the second electrode pattern of the second outer capacitor.
US10797029B2 Structure with micro device
A structure with micro device includes a substrate, a plurality of micro devices, and a plurality of holding structures. The micro devices are disposed on the substrate and arranged in multiple rows. Each of the micro devices has a top surface. The holding structures are respectively disposed on the top surface of each of the micro devices and extend to the substrate. Distances between the holding structure on the micro devices on any one of the rows and the holding structures on the micro devices on two adjacent rows are different.
US10797028B2 Three-dimensional memory devices with stacked device chips using interposers
Embodiments of three-dimensional (3D) memory devices with stacked device chips using interposers and fabrication methods thereof are disclosed. In an example, a 3D memory device includes first and second device chips and an interposer therebetween. The first device chip includes a peripheral device and a first chip contact on a surface of the first device chip and electrically connected to the peripheral device. The second device chip includes an alternating conductor/dielectric stack, a memory string extending vertically through the alternating conductor/dielectric stack, and a second chip contact on a surface of the second device chip and electrically connected to the memory string. The interposer includes an interposer substrate, first and second interposer contacts on opposite surfaces of the interposer and electrically connected to one another through the interposer substrate. The first and second interposer contacts are attached to the first and second chip contacts, respectively.
US10797027B2 Displaying apparatus having light emitting device, method of manufacturing the same and method of transferring light emitting device
A displaying apparatus including: a panel substrate; a plurality of light emitting devices arranged on the panel substrate; and at least one connection tip disposed on one surface of each of the light emitting devices. Each of the light emitting devices includes a light emitting structure including a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer interposed between the first and second conductivity type semiconductor layers; and first and second electrode pads disposed on the light emitting structure.
US10797026B2 Video wall module and method of producing a video wall module
A video wall module includes a plurality of light emitting diode chips, each including first contact electrodes and second contact electrodes arranged at a contact side, wherein the light emitting diode chips are arranged at a top side of a multilayer circuit board, and the contact electrodes electrically conductively connect to a first metallization layer arranged at the top side of the circuit board.
US10797025B2 Advanced INFO POP and method of forming thereof
In accordance with some embodiments, a package-on-package (PoP) structure includes a first semiconductor package having a first side and a second side opposing the first side, a second semiconductor package having a first side and a second side opposing the first side, and a plurality of inter-package connector coupled between the first side of the first semiconductor package and the first side of the second semiconductor package. The PoP structure further includes a first molding material on the second side of the first semiconductor package. The second side of the second semiconductor package is substantially free of the first molding material.
US10797024B2 System-in-package with double-sided molding
A semiconductor device includes a substrate with an opening formed through the substrate. A first electronic component is disposed over the substrate outside a footprint of the first opening. A second electronic component is disposed over the substrate opposite the first electrical component. A third electronic component is disposed over the substrate adjacent to the first electronic component. The substrate is disposed in a mold including a second opening of the mold over a first side of the substrate. The mold contacts the substrate between the first electronic component and the third electronic component. An encapsulant is deposited into the second opening. The encapsulant flows through the first opening to cover a second side of the substrate. In some embodiments, a mold film is disposed in the mold, and an interconnect structure on the substrate is embedded in the mold film.
US10797021B2 Semiconductor packages having improved thermal discharge and electromagnetic shielding characteristics
A semiconductor package may include a first semiconductor chip on and electrically connected to a wiring substrate, an intermediate layer on the first semiconductor chip and covering an entire surface of the first semiconductor chip, a second semiconductor chip on the intermediate layer and electrically connected to the wiring substrate, a mold layer on the wiring substrate and covering the first semiconductor chip and the second semiconductor chip, the mold layer including one or more inner surfaces defining a mold via hole that exposes a portion of a surface of the intermediate layer, an electromagnetic shielding layer on the one or more inner surfaces of the mold layer and further on one or more outer surfaces of the mold layer, and a thermal discharge layer on the electromagnetic shielding layer in the mold via hole, such that the thermal discharge layer fills the mold via hole.
US10797020B2 Semiconductor device assemblies including multiple stacks of different semiconductor dies
A semiconductor device assembly is provided. The assembly comprises a package substrate, a first stack of semiconductor dies having a first set of planform dimensions disposed over a first location on the substrate, a second stack of semiconductor dies having a second set of planform dimensions different from the first set disposed over a second location on the substrate, and an encapsulant at least partially encapsulating the substrate, the first stack and the second stack. The first stack of semiconductor dies has a first planform area, the second stack of semiconductor dies has a second planform area, and a sum of the first and second planform areas can be at least 50%, 67%, 75%, or even more of an area of the package substrate.
US10797016B2 Method for bonding semiconductor chips to a landing wafer
A method for bonding chips to a landing wafer is disclosed. In one aspect, a volume of alignment liquid is dispensed on a wettable surface of the chip so as to become attached to the surface, after which the chip is moved towards the bonding site on the wafer, the bonding site equally being provided with a wettable surface. A liquid bridge is formed between the chip and the bonding site on the substrate wafer, enabling self-alignment of the chip. Dispensing alignment liquid on the chip and not the wafer is advantageous in terms of mitigating unwanted evaporation of the liquid prior to bonding.
US10797014B2 Rounded metal trace corner for stress reduction
An integrated circuit package is disclosed. The integrated circuit package comprises a first integrated circuit die and a second integrated circuit die. The integrated circuit package further includes a substrate, wherein both the first integrated circuit die and the second integrated circuit die are connected to the substrate. The substrate includes an interconnect bridge embedded within the substrate, wherein the interconnect bridge includes at least one metal trace component, wherein the metal trace component includes rounded corners on a bottom portion of the metal trace component.
US10797013B2 Acrylic resin composition for sealing, cured product of same, method for producing same, semiconductor device using said resin composition, and method for manufacturing said semiconductor device
A sealing acrylic resin composition contains a thermosetting acrylic resin in liquid phase, an organic peroxide, and an inorganic filler in a content proportion ranging from 50% by mass to 95% by mass, inclusive. A silane coupling agent is bonded to the inorganic filler, a total organic carbon content of the inorganic filler in proportion being ranging from 0.1% by mass to 1.0% by mass, inclusive, in a state before the inorganic filler is mixed with at least one of the thermosetting acrylic resin and the organic peroxide. The silane coupling agent has an acrylic group.
US10797011B2 Method of forming solder bumps
A method of forming solder bumps includes preparing a substrate having a surface on which a plurality of electrode pads are formed, forming a resist layer on the substrate, the resist layer having a plurality of openings, each of the openings being aligned with a corresponding electrode pad of the plurality of electrode pads, forming a conductive pillar in each of the openings of the resist layer, forming conductive layers to cover at least side walls of the resist layer in the openings to block gas emanating from the resist layer, filling molten solder in each of the openings in which the conductive layers has been formed and removing the resist layer.
US10797006B2 Structure and formation method of chip package with lid
Structures and formation methods of a chip package are provided. The chip package includes a substrate and a semiconductor die over the substrate. The chip package also includes a lid covering a top surface of the semiconductor die. The lid has multiple support structures, and the support structures are positioned at respective corner portions of the substrate. Multiple openings penetrate through the lid to expose a space containing the semiconductor die.
US10797005B2 Semiconductor package and method for manufacturing the same
A semiconductor package includes a die including a first surface and a second surface opposite to the first surface, a warpage control unit disposed over the second surface of the die and entirely overlapping the second surface of the die, and a molding compound surrounding the die and the warpage control unit. The warpage control unit includes an adhesive portion disposed over the second surface of the die and a warpage adjustable portion sandwiched between the adhesive portion and the die.
US10796990B2 Semiconductor structure, package structure, and manufacturing method thereof
A semiconductor structure including at least one integrated circuit component is provided. The at least one integrated circuit component includes a first semiconductor substrate and a second semiconductor substrate electrically coupled to the first semiconductor substrate, wherein the first semiconductor substrate and the second semiconductor substrate are bonded through a first hybrid bonding interface, and at least one of the first semiconductor substrate or the second semiconductor substrate includes at least one first embedded capacitor.
US10796985B2 Lead frame and method of fabricating the same
A lead frame is provided, including one or more power terminals and one or more control terminals, wherein at least one of the control terminals is externally terminated with a press-fit contact member, and wherein at least one of the control terminals and at least one power terminals are formed from different materials. With the disclosed lead frame of the invention, lower material cross sections in the power terminals will be provided because of the better electrical conductivity when using pure copper compared to alloys with higher mechanical strengths. Also specific/different plating could be added to the individual needs of the different pin types without using masks in the plating process.
US10796983B2 Positional relationship among components of semiconductor device
A QFP has a die pad on which a semiconductor chip is mounted, a plurality of inner parts disposed around the die pad, a plurality of outer parts respectively connected with the plurality of inner parts, a plurality of wires electrically connect the bonding pads of the semiconductor chip and the plurality of inner parts, and a sealing body that seals the semiconductor chip. Moreover, the thickness of the semiconductor chip is larger than a thickness from a lower surface of the die pad to a lower surface of the sealing body, and a distance from the lower surface of the sealing body to a tip portion of each of the plurality of outer parts is larger than a thickness of the sealing body from a main surface of the semiconductor chip to an upper surface of the sealing body.
US10796980B2 Semiconductor device
A semiconductor device includes a bypass wiring connected with a first through via and a second through via, on a second surface side of a semiconductor substrate that is an opposite side of a wiring structure formed on a first surface side of the semiconductor substrate.
US10796979B2 Power module
A power module includes: a power chip; a control chip controlling the power chip; a power terminal connected to the power chip; a control terminal connected to the control chip; and a package covering the power chip, the control chip, the power terminal, and the control terminal with mold resin, wherein first and second recesses for attaching a fin are respectively provided on side faces facing each other of the package from which neither the power terminal nor the control terminal protrudes, and the first and second recesses are arranged not at positions opposite to each other but alternately.
US10796976B2 Semiconductor device and method of forming the same
A method of forming a semiconductor device includes attaching a first semiconductor device to a first surface of a substrate; forming a sacrificial structure on the first surface of the substrate around the first semiconductor device, the sacrificial structure encircling a first region of the first surface of the substrate; and forming an underfill material in the first region.
US10796971B2 Pressure-activated electrical interconnection with additive repair
A method of making a repaired electrical connection structure comprises providing a substrate having first and second contact pads electrically connected in parallel, providing first and second functionally identical components, disposing a first adhesive layer on the substrate, transferring the first component onto the first adhesive layer, electrically connecting the first component to the first contact pad, testing the first component to determine if the first component is a faulty component and, if the first component is a faulty component, disposing a second adhesive layer on the substrate and transferring the second component onto the second adhesive layer, and electrically connecting the second component to the second contact pad. The first and second adhesive layers can be unpatterned or patterned and the first and second components can be electrically connected to the first and second contact pads, respectively, with connection posts or photolithographically defined electrodes.
US10796970B2 Method for fabricating electronic package
An electronic package is provided, which includes: a first circuit structure; a plurality of first electronic elements disposed on a surface of the first circuit structure; at least a first conductive element formed on the surface of the first circuit structure; and a first encapsulant formed on the surface of the first circuit structure and encapsulating the first electronic elements and the first conductive element, with a portion of the first conductive element exposed from the first encapsulant. By directly disposing the electronic elements having high I/O functionality on the circuit structure, the present disclosure eliminates the need of a packaging substrate having a core layer, thereby reducing the thickness of the electronic package. The present disclosure further provides a method for fabricating the electronic package.
US10796965B2 Nano sensing chip including sensing materials operating through device-localized joule heating
A method for forming a nanodevice sensing chip includes forming nanodevices having a sensing region capable of producing localized Joule heating. Individual nanodevice is electrical-biased in a chemical vapor deposition (CVD) system or an atomic layer deposition (ALD) system enabling the sensing region of the nanodevice produce localized Joule heating and depositing sensing material only on this sensing region. A sensing chip is formed via nanodevices with sensing region of each nanodevice deposited various materials separately. The sensing chip is also functioned under device Joule self-heating to interact and detect the specific molecules.
US10796964B2 Transistor structure
A transistor structure includes a source region and a drain region disposed in a substrate, extending along a first direction. A polysilicon layer is disposed over the substrate, extending along a second direction perpendicular to the first direction, wherein the polysilicon layer includes a first edge region, a channel region and a second edge region formed as a gate region between the source region and the drain region in a plane view. The polysilicon layer has at least a first opening pattern at the first edge region having a first portion overlapping with the gate region; and at least a second opening pattern at the second edge region having a second portion overlapping with the gate region.
US10796963B2 Backside metal patterning die singulation systems and related methods
Implementations of methods of singulating a plurality of die comprised in a substrate may include forming a plurality of die on a first side of a substrate, forming a backside metal layer on a second side of a substrate, applying a polymer layer over the backside metal layer and forming a groove entirely through the polymer layer and partially through a thickness of the backside metal layer. The groove may be located in a die street of the substrate. The method may also include etching through a remaining portion of the backside metal layer located in the die street, removing the polymer layer, singulating the plurality of die in the substrate by removing substrate material in the die street.
US10796957B2 Buried contact to provide reduced VFET feature-to-feature tolerance requirements
Embodiments are directed to a semiconductor device. The semiconductor device includes a first semiconductor fin formed opposite a surface of a first active region of a substrate. The semiconductor device further includes a second semiconductor fin formed opposite a surface of a second active region of the substrate. The semiconductor device further includes a self-aligned buried contact formed over portions of the first active region and the second active region and between the first semiconductor fin and the second semiconductor fin.
US10796956B2 Contact fabrication to mitigate undercut
Described examples provide microelectronic devices and fabrication methods, including fabricating a contact structure by forming a titanium or titanium tungsten barrier layer on a conductive feature, forming a tin seed layer on the barrier layer, forming a copper structure on the seed layer above the conductive feature of the wafer or die, heating the seed layer and the copper structure to form a bronze material between the barrier layer and the copper structure, removing the seed layer using an etching process that selectively removes an exposed portion of the seed layer, and removing an exposed portion of the barrier layer.
US10796955B2 Fin field effect transistor (FinFET) device structure with interconnect structure
A semiconductor device structure and method for forming the same are provided. The semiconductor device structure includes a first metal layer formed over a substrate and a dielectric layer formed over the first metal layer. The semiconductor device structure further includes an adhesion layer formed in the dielectric layer and over the first metal layer and a second metal layer formed in the dielectric layer. The second metal layer is electrically connected to the first metal layer, and a portion of the adhesion layer is formed between the second metal layer and the dielectric layer. The adhesion layer includes a first portion lining with a top portion of the second metal layer, and the first portion has an extending portion along a vertical direction.
US10796954B2 Semiconductor structure and method for forming the same
A semiconductor structure includes a first substrate, a metallic pad disposed over the first substrate, a dielectric structure disposed over the first substrate and exposing a portion of the metallic pad, a bonding structure disposed over and electrically connected to the metallic pad, a barrier ring surrounding the bonding structure, and a through-hole penetrating the first substrate and the dielectric structure. The bonding structure includes a bottom and a sidewall, the bottom of the bonding structure is in contact with the metallic pad, a first portion of the sidewall of the bonding structure is in contact with the dielectric structure, and a second portion of the sidewall of the bonding structure is in contact with the barrier ring.
US10796950B2 Semiconductor devices and methods of fabricating the same
According to some embodiments, a semiconductor device may include gate structures on a substrate; first and second impurity regions formed in the substrate and at both sides of each of the gate structures; conductive line structures provided to cross the gate structures and connected to the first impurity regions; and contact plugs connected to the second impurity regions, respectively. For each of the conductive line structures, the semiconductor device may include a first air spacer provided on a sidewall of the conductive line structure; a first material spacer provided between the conductive line structure and the first air spacer; and an insulating pattern provided on the air spacer. The insulating pattern may include a first portion and a second portion, and the second portion may have a depth greater than that of the first portion and defines a top surface of the air spacer.
US10796949B2 Airgap vias in electrical interconnects
Multiple interconnect structures with reduced TDDB susceptibility and reduced stray capacitance are disclosed. The structures have one or more pairs of layers (an upper and a lower layer) that form layered pairs in the structure. In each of the upper and lower layers, dielectric material separates an upper pair of interconnects from a lower pair of interconnects or from other conductive material. Pairs of vias pass through the dielectric and mechanically and electrically connect the respective sides of the upper and lower sides of the interconnect. A gap of air separates all or part of the pair of vias and the electrical paths the vias are within. In alternative embodiments, the airgap may extend to the bottom of the vias, below the tops of the lower pair of interconnects, or deeper into the lower layer. Alternative process methods are disclosed for making the different embodiments of the structures.
US10796948B2 Pattern forming method and imprint apparatus
A pattern forming method includes forming a first resist pattern on a substrate using imprint lithography. And forming a resist onto the substrate at least at positions corresponding to a second resist pattern and then curing the resist to form the second resist pattern on the substrate.
US10796946B2 Method of manufacture of a semiconductor on insulator structure
A method is provided for preparing a semiconductor-on-insulator structure comprising a multilayer dielectric layer.
US10796945B2 High resistivity silicon-on-insulator substrate comprising a charge trapping layer formed by He—N2 co-implantation
A multilayer composite structure and a method of preparing a multilayer composite structure are provided. The multilayer composite structure comprises a semiconductor handle substrate having a minimum bulk region resistivity of at least about 500 ohm-cm and comprises a region of nitrogen-reacted nanovoids in the front surface region; a silicon dioxide layer on the surface of the semiconductor handle substrate; a dielectric layer in contact with the silicon dioxide layer; and a semiconductor device layer in contact with the dielectric layer.
US10796944B2 Method and device for surface treatment of substrates
A method for surface treatment of an at least primarily crystalline substrate surface of a substrate such that by amorphization of the substrate surface, an amorphous layer is formed at the substrate surface with a thickness d>0 nm of the amorphous layer. This invention also relates to a corresponding device for surface treatment of substrates.
US10796943B2 Manufacturing method of semiconductor structure
A manufacturing method of a semiconductor structure includes the following steps. A patterned mask layer is formed on a semiconductor substrate. An isolation trench is formed in the semiconductor substrate by removing a part of the semiconductor substrate. A liner layer is conformally formed on an inner sidewall of the isolation trench. An implantation process is performed to the liner layer. The implantation process includes a noble gas implantation process. An isolation structure is at least partially formed in the isolation trench after the implantation process. An etching process is performed to remove the patterned mask layer after forming the isolation structure and expose a top surface of the semiconductor substrate. A part of the liner layer formed on the inner sidewall of the isolation trench is removed by the etching process. The implantation process is configured to modify the etch rate of the liner layer in the etching process.
US10796941B2 Mounting member
Provided is a mounting member that is excellent in low dusting property and hardly contaminates an object to be mounted while being excellent in gripping force and heat resistance. In one embodiment of the present invention, the mounting member includes an aggregate of carbon nanotubes for forming amounting surface, wherein a standard deviation of diameters of the carbon nanotubes is 3 nm or less. In one embodiment of the present invention, the mounting member includes an aggregate of carbon nanotubes for forming a mounting surface, wherein the aggregate of the carbon nanotubes includes carbon nanotubes each having a multi-walled structure, and wherein a standard deviation of wall numbers of the carbon nanotubes is 3 or less.
US10796940B2 Enhanced automatic wafer centering system and techniques for same
Systems and techniques for determining and correcting inter-wafer misalignments in a stack of wafers transported by a wafer handling robot are discussed. An enhanced automatic wafer centering system is provided that may be used to determine a smallest circle associated with the stack of wafers, which may then be used to determine whether or not the stack of wafer meets various process requirements and/or if a centering correction can be made to better align the wafers with a receiving station coordinate frame.
US10796939B2 Temporary adhesive film roll for substrate processing, method for manufacturing thin wafer
A temporary adhesive film roll for substrate processing, includes: a roll axis and a composite film-shaped temporary-adhesive material for temporarily bonding a substrate to a support, the composite film-shaped temporary-adhesive material being rolled up around the roll axis; wherein the composite film-shaped temporary-adhesive material includes a first temporary adhesive layer composed of a thermoplastic resin, a second temporary adhesive layer composed of a thermosetting resin, and a third temporary adhesive layer composed of a thermosetting resin which is different from that of the second temporary adhesive layer. The temporary adhesive film roll for substrate processing is capable of giving a temporary adhesive material which facilitates temporary adhesion between a substrate and a support, rapidly forms a temporary adhesive material layer on a substrate or a support, has excellent resistance to a thermal process such as chemical vapor deposition, and is easily separated to improve the productivity of thin wafers.
US10796923B2 Polysilicon etching method
The disclosure provides a polysilicon etching method, including the following steps: ionizing oxygen and/or ozone and fluorine-based gas to obtain a first etching gas having a plasma state, and etching a polysilicon coated by a photoresist with the first etching gas for a preset time; and ionizing the fluorine-based gas to obtain a second etching gas having a plasma state, and etching the polysilicon by the second etching gas until the polysilicon etching is completed. The disclosure can make the line width of the polysilicon smaller, reach the requirement of the preset line width, and can improve the angle of polysilicon to make the angle of polysilicon smaller and also make the loss of polysilicon line width smaller.
US10796922B2 Systems and methods for internal surface conditioning assessment in plasma processing equipment
In an embodiment, a plasma source includes a first electrode, configured for transfer of one or more plasma source gases through first perforations therein; an insulator, disposed in contact with the first electrode about a periphery of the first electrode; and a second electrode, disposed with a periphery of the second electrode against the insulator such that the first and second electrodes and the insulator define a plasma generation cavity. The second electrode is configured for movement of plasma products from the plasma generation cavity therethrough toward a process chamber. A power supply provides electrical power across the first and second electrodes to ignite a plasma with the one or more plasma source gases in the plasma generation cavity to produce the plasma products. One of the first electrode, the second electrode and the insulator includes a port that provides an optical signal from the plasma.
US10796919B2 Method of fabricating semiconductor device
Methods for fabricating semiconductor devices include forming a fin-type pattern protruding on a substrate, forming a gate electrode intersecting the fin-type pattern, forming a first recess adjacent to the gate electrode and within the fin-type pattern by using dry etching, forming a second recess by treating a surface of the first recess with a surface treatment process including a deposit process and an etch process, and forming an epitaxial pattern in the second recess.
US10796918B2 Integrated circuits with backside metalization and production method thereof
An embodiment of an integrated device, including a chip of semiconductor material wherein an integrated circuit is integrated, is proposed; the integrated device includes a set of contact terminals for contacting the integrated circuit. At least one contact terminal of said set of contact terminals includes a contact layer of metal material being suitable to be directly coupled mechanically to an element external to the chip, and a coupling element for improving an electrical and/or mechanical coupling between the contact layer and the chip. The coupling element includes a coupling layer being formed by a combination between the metal material of the contact layer and the semiconductor material of the chip, with the coupling layer that is directly coupled to the chip and to the contact layer.
US10796915B2 Method for forming epitaxial layer at low temperature
Provided is a method for forming an epitaxial layer at a low temperature. The method for forming the epitaxial layer includes transferring a substrate into an epitaxial chamber and performing an epitaxial process on the substrate to form an epitaxial layer on the substrate. The epitaxial process includes heating the substrate at a temperature of about 700° C. or less and injecting a silicon gas into the epitaxial chamber in a state in which the inside of the epitaxial chamber is adjusted to a pressure of about 300 Torr or less to form a first epitaxial layer, stopping the injection of the silicon gas and injecting a purge gas into the epitaxial chamber to perform first purge inside the epitaxial chamber, heating the substrate at a temperature of about 700° C. or less and injecting the silicon gas into the epitaxial chamber in the state in which the inside of the epitaxial chamber is adjusted to a pressure of about 300 Torr or less to form a second epitaxial layer, and stopping the injection of the silicon gas and injecting the purge gas into the epitaxial chamber to perform second purge inside the epitaxial chamber.
US10796914B2 Method for processing a wafer, and layer stack
In various embodiments, a method for processing a wafer is provided. The method includes forming a layer stack, including a support layer and a useful layer and a sacrificial region between them, said sacrificial region having, vis-à-vis a processing fluid, a lower mechanical and/or chemical resistance than the support layer and than the useful layer. The support layer has a depression, which exposes the sacrificial region. The method further includes forming at least one channel in the exposed sacrificial region by means of the processing fluid. The channel connects the depression to an exterior of the layer stack.
US10796910B2 Method for performing a photolithography process
A method for performing a photolithography process is provided. The method includes forming a layer over a substrate, and exposing a portion of the layer to form an exposed region. The method also includes performing a baking process on the layer, so that voids are formed in the exposed region of the layer. The method further includes filling the void with a post treatment coating material, and the post treatment coating material is over the exposed region of the layer.
US10796908B2 Semiconductor device and method for manufacturing the same
An object is to provide a high reliable semiconductor device including a thin film transistor having stable electric characteristics. In a method for manufacturing a semiconductor device including a thin film transistor in which an oxide semiconductor film is used for a semiconductor layer including a channel formation region, heat treatment (which is for dehydration or dehydrogenation) is performed so as to improve the purity of the oxide semiconductor film and reduce impurities such as moisture. Besides impurities such as moisture existing in the oxide semiconductor film, heat treatment causes reduction of impurities such as moisture existing in the gate insulating layer and those in interfaces between the oxide semiconductor film and films which are provided over and below the oxide semiconductor film and are in contact with the oxide semiconductor film.
US10796906B2 Silicon carbide semiconductor substrate, method of manufacturing silicon carbide semiconductor substrate, semiconductor device, and method of manufacturing semiconductor device
A silicon carbide semiconductor substrate includes a silicon carbide substrate of a first conductivity type, an epitaxial layer of the first conductivity type provided on a front surface of the silicon carbide substrate, an impurity concentration of the epitaxial layer being 1×1017/cm3 to 1×1018/cm3, and a film thickness of the epitaxial layer being 1 μm to 5 μm. The silicon carbide semiconductor substrate further includes a buffer layer of the first conductivity type provided on a surface of a first side of the epitaxial layer opposite a second side facing the silicon carbide substrate, an impurity concentration of the buffer layer being about a same as that of the silicon carbide substrate, and a drift layer of the first conductivity type provided on a surface of a first side of the buffer layer opposite a second side facing toward the silicon carbide substrate, an impurity concentration of the drift layer being lower than that of the buffer layer.
US10796905B2 Manufacture of group IIIA-nitride layers on semiconductor on insulator structures
A method is provided for forming Group IIIA-nitride layers, such as GaN, on substrates. The Group IIIA-nitride layers may be deposited on mesa-patterned semiconductor-on-insulator (SOI, e.g., silicon-on-insulator) substrates. The Group IIIA-nitride layers may be deposited by heteroepitaxial deposition on mesa-patterned semiconductor-on-insulator (SOI, e.g., silicon-on-insulator) substrates.
US10796899B2 Silicon doping for laser splash blockage
Semiconductor devices having silicon doping for laser splash protection, along with associated methods and systems, are disclosed herein. In one embodiment, a semiconductor device includes a silicon layer and a circuitry layer with a plurality of semiconductor devices. A doped silicon region is formed on a front side of the silicon layer upon which the circuitry layer is deposited. The doped silicon region is positioned under the circuitry layer. The doped silicon region has a dopant concentration of at least 1015 cm−3.
US10796898B2 Treatment system and method
A method of descumming a dielectric layer is provided. In an embodiment the dielectric layer is deposited over a substrate, and a photoresist is applied, exposed, and developed after the photoresist has been applied. Once the pattern of the photoresist is transferred to the underlying dielectric layer, a descumming process is performed, wherein the descumming process utilizes a mixture of a carbon-containing precursor, a descumming precursor, and a carrier gas. The mixture is ignited into a treatment plasma, and the treatment plasma is applied to the dielectric layer in order to descum the dielectric layer.
US10796895B2 Spray chambers and methods of using them
Devices, systems and methods including a spray chamber are described. In certain examples, the spray chamber may be configured with an outer chamber configured to provide tangential gas flows. In other instances, an inner tube can be positioned within the outer chamber and may comprise a plurality of microchannels. In some examples, the outer chamber may comprise dual gas inlet ports. In some instances, the spray chamber may be configured to provide tangential gas flow and laminar gas flows to prevent droplet formation on surfaces of the spray chamber. Optical emission devices, optical absorption devices and mass spectrometers using the spray chamber are also described.
US10796894B2 System and method for ionization of molecules for mass spectrometry and ion mobility spectrometry
An ionizing system includes a channel and a heater coupled to the channel. The channel has an inlet disposed in a first pressure region having a first pressure and an outlet disposed in a second pressure region having a second pressure. The first pressure is greater than the second pressure. The heater is for heating the channel, and the channel is configured to generate charged particles of a sample in response to the sample being introduced into the channel.
US10796890B2 Plasma processing apparatus and sample stage thereof
There is disclosed a plasma processing apparatus for processing a wafer put on a sample stage disposed in a processing chamber within a vacuum vessel by the use of a plasma generated in the processing chamber after mounting the wafer on the sample stage. The apparatus has heaters in areas of the interior of the sample stage which are divided radially and circumferentially. At least those of the heaters which are arranged in the areas located in the radially outer position include circumferentially arranged heater portions that are connected in series. The amounts of heat generated by these circumferentially arranged heater portions are adjusted.
US10796889B2 Processing apparatus for target object and inspection method for processing apparatus
A processing apparatus includes a chamber main body; a stage having therein a first passage for coolant and a space communicating with the first passage; a first pipeline having a first end portion inserted into the space to be connected to the first passage and a second end portion connected to a coolant supply mechanism; and a first sealing member provided at a gap between a wall surface confining the space and the first end portion. A second passage having one end and the other end is formed within the stage. The one end of the second passage is connected to the gap. The first sealing member is contacted with the wall surface at a side of the first passage with respect to the second passage. The processing apparatus comprises a second pipeline connected to the other end thereof; and a detecting device connected to the second pipeline.
US10796883B2 Discrete capacitance switching circuit and capacitor array circuit including the same
A discrete capacitance switching circuit includes a DC decoupling capacitor connected between a power node that receives an AC signal and a first node, a diode connected between the first node and a second node, a unit capacitor connected between the second node and a reference node that receives a ground voltage, and a bias circuit. The bias circuit is configured to apply a first DC voltage to the first node and apply a second DC voltage to the second node. The applied first and second DC voltages control a switching operation of the diode.
US10796877B2 Charged particle beam image acquisition apparatus
According to one aspect of the present invention, a charged particle beam image acquisition apparatus includes a rectangular parallelepiped chamber where a target object is disposed; a primary electron optical column placed on an upper surface of the chamber so that a point of intersection between two diagonal lines on the upper surface of the chamber is located at a center of a horizontal section of the primary electron optical column, a primary charged particle beam optics irradiating the target object with a primary charged particle beam being disposed in the primary electron optical column; and a secondary electron optical column connected to a lower portion of the primary electron optical column, a secondary charged particle beam optics being disposed in the secondary electron optical column and a secondary charged particle beam passing through the secondary charged particle beam optics.