| Document | Document Title |
|---|---|
| US11297255B1 |
On-board light source calibration
An example method includes recording dark images on an image sensor on-board an orbital vehicle during flight, which include a first image recorded before the orbital vehicle is over a predefined location on the Earth and a second image recorded after the orbital vehicle is over the predefined location; and recording third and fourth images on the image sensor during flight based on illumination from a light source that is on-board, with the third image being recorded before the orbital vehicle is over the predefined location and the fourth image being recorded after the orbital vehicle is over the predefined location. A fifth image is recorded on the image sensor during flight while the predefined location on the Earth is visible to the image sensor. The fifth image is based on light from a ground-based calibration system. The light source is calibrated during flight based on the five images. |
| US11297254B2 |
Image processing device, image processing method, and non-transitory recording medium
An image processing device includes a memory storing a program, and at least one processor that executes the program. The processor sets an exposure condition for video imaging, acquires an image of the video imaged under the exposure condition, and calculates a brightness distribution from the image. The exposure condition includes a first exposure condition for causing the imaging device to capture an image using a first exposure value, and a second exposure condition causing the imaging device to capture an image using an exposure value higher than the first exposure condition and/or causing the imaging device to capture an image using a lower exposure value than the first exposure condition. The processor sets the first exposure condition or sets the first and the second exposure condition, based on the brightness distribution of the image captured under the first exposure condition after the first exposure condition is set. |
| US11297248B2 |
Real-time glare detection inside a dynamic region of an image
A user device may capture a plurality of preview images that each include image data. The user device may process, in substantially real-time, a preview image to identify an object in the preview image, including determining an outline of the object. The user device may create a mask that hides a portion of the image data associated with an area outside of the outline of the object in one or more of the preview images. Based on determining that a parameter associated with glare of the object in the preview images does not satisfy a threshold, the user device may provide, in substantially real-time, feedback to a user, including an instruction to the user to perform an action with respect to the user device or to the object, and, based on determining that the parameter satisfies the threshold, the user device may automatically capture an image of the object. |
| US11297245B2 |
Active calibration device and method for obtaining parameters used to calibrate information contained in images captured by an infrared camera device
An active calibration device is provided for obtaining parameters that are used to calibrate information contained in images captured by an infrared camera device. The active calibration device includes a base having at least one mounting surface; and a plurality of infrared (IR) light emitting components disposed on the mounting surface of the base. The IR light emitting components are arranged to form a predetermined pattern, and are configured to emit infrared light for receipt by a lens of the infrared camera device. |
| US11297244B2 |
Click-and-lock zoom camera user interface
A method includes receiving a selection of a selected zoom area on an input image frame displayed on a user interface; determining one or more candidate zoom previews proximate to the selected zoom area using a saliency detecting algorithm; and displaying the one or more candidate zoom previews on the user interface adjacent to the selected zoom area. |
| US11297243B2 |
Electronic device and method for providing content associated with camera function from electronic device
An electronic device is disclosed that includes a display; a camera module; a communication module; and a processor. The processor can be set to use the communication module to obtain, from an external device, a plurality of images corresponding to a plurality of contents and data relating to at least part of the plurality of contents, and display, through the display, an image obtained using the camera module; display at least part of the plurality of images on a designated area on the display while displaying the image obtained using the camera module; and when an input associated with a first image from among the at least part of the plurality of images, use the data to display a graphic image on an area corresponding to a selected object included in the image obtained using the camera module. |
| US11297242B2 |
Imaging apparatus which generates title images for classifying a plurality of captured images and inserts the title images as separate images within the plurality of captured images
An imaging apparatus includes imaging units that image a subject, a title generation executing unit that generates title images each including a display title for classifying a plurality of captured images acquired by the imaging unit and inserts the title image into the captured images, a storage unit that stores the captured images and the title images, a display unit that displays the captured images and the title images stored in the storage unit in the form of a list, and an image search executing unit that searches for a desired captured image from the plurality of captured images and the title images displayed on the display unit in the form of the list. The title generation executing unit hierarchically generates the title images in accordance with a priority set in each type of display title for classifying the captured images. |
| US11297241B2 |
Dynamic synchronization of frame rate to a detected cadence in a time lapse image sequence
A frame rate is synchronized to a detected cadence in order to generate an output image sequence that is substantially stabilized. In an in-camera process, a camera receives motion data of the camera while the camera captures the sequence of image frames. A dominant frequency of motion is determined and the capture frame rate is dynamically adjusted to match the frequency of detected motion so that each image frame is captured when the camera is at approximately the same position along the axis of motion. Alternatively, in a post-processing process, frames of a captured image sequence are selectively sampled at a sampling rate corresponding to the dominant frequency of motion so that each sampled frame corresponds to an image capture that occurred when the camera is at approximately the same position along the axis of motion. |
| US11297240B2 |
Imaging device and imaging control method capable of preventing camera shake
An imaging device including an imaging unit that includes an imaging element converting a received subject image into an image signal and an imaging lens, and at least one of the imaging lens or the imaging element being movable in a direction orthogonal to a direction of an optical axis of an incidence ray; a shake detector that detects a shake of the imaging unit; and a processor configured to correct a shake of the subject image by moving at least one of the imaging lens or the imaging element relative to one another according to the detected shake, wherein the processor is further configured to determine whether or not a movable range of the relative movement, in which the shake of the subject image is corrected, is limited to an inside of a rectangle according to at least one of an imaging mode, an imaging timing, or a relative position of the imaging lens and the imaging element. |
| US11297235B2 |
Optical apparatus having vibration device
An optical apparatus configured to correct an image blur by moving an image stabilization unit in a first direction different from an optical axis direction based on shake information obtained by a shake detector includes a vibration device configured to generate a vibration in order to transmit to a user a tactual sense according to an operation of an operation unit by the user. During an imaging and recording period, the vibration device generates the vibration having a vibration intensity in a second direction different from the first direction higher than that in the first direction. |
| US11297234B2 |
Systems and methods for automatic exposure in high dynamic range video capture systems
The various implementations described herein include methods, devices, and systems for implementing high dynamic range and automatic exposure functions in a video system. In one aspect, a method is performed at a video camera device and includes, while operating in a non-high dynamic range (HDR) mode: capturing first video data of a scene with the image sensor; determining whether a minimum number of pixels of the first video data meets one or more first color intensity criteria; and in accordance with the determination that the minimum number of pixels of the first video data meets the one or more first color intensity criteria, switching operation from the non-HDR mode to an HDR mode. |
| US11297233B1 |
Techniques to selectively capture visual media using a single interface element
Techniques to selectively capture media using a single user interface element are described. In one embodiment, an apparatus may comprise a touch controller, a visual media capture component, and a storage component. The touch controller may be operative to receive a haptic engagement signal. The visual media capture component may be operative to be configured in a capture mode based on whether a haptic disengagement signal is received by the touch controller before expiration of a first timer, the capture mode one of a photo capture mode or video capture mode, the first timer started in response to receiving the haptic engagement signal, the first timer configured to expire after a first preset duration. The storage component may be operative to store visual media captured by the visual media capture component in the configured capture mode. Other embodiments are described and claimed. |
| US11297232B2 |
Apparatus and method for producing slow motion video
Various embodiments provide an electronic device including: a camera comprising an image signal processor configured to process a video output from an image sensor; a memory; and a processor, wherein the processor is configured to: obtain the processed video from the image signal processor; extract a portion of the obtained video to detect motion; synchronize the obtained video with the extracted video, based on the motion detection; produce a slow motion video by converting a frame rate of the synchronized video; and encode the produced slow motion video and store the same in the memory, and a method thereof. Various embodiments may be provided. |
| US11297230B2 |
Shooting method, device and computer-readable storage medium
Disclosed is a shooting method, which is applied to a terminal device defining at least one camera, and the at least one camera includes at least one lift-able camera. The method includes: displaying a shooting interface; receiving a shooting instruction; controlling a first camera to shoot at least two images at different heights to obtain a shot photo, where the first camera is one of the at least one lift-able camera. With adoption of the embodiments of this application, the software debugging time for the camera can be reduced, and the shooting efficiency can be improved. |
| US11297229B2 |
Method of acquiring images at a plurality of acquisition locations of an acquisition device
A method of acquiring images includes moving, into a plurality of acquisition locations, of an acquisition device including at least one camera, and acquisition at each acquisition location of at least one image of a scene by the camera. Each acquisition location being chosen in such a manner that scenes viewed by the camera at two consecutive acquisition locations and corresponding images overlap, at least partially, and areal density of pixels assigned to at least one element of the corresponding scene, which is represented in the corresponding image by a high-resolution portion, is greater than 50% or greater than 80% of a target areal density, the areal density of pixels being defined as a ratio of the area of the element projected in a plane perpendicular to an optical axis of the camera over a quantity of pixels of the high-resolution portion. |
| US11297226B1 |
Photo taking feedback system
An example photographic feedback method, comprising, inputting a query image, a camera setting, a location, a temporal indicia and an environmental condition, detecting an object within the query image, projecting the location of the object, classifying the environmental condition at the location of the object, querying features of the query image of the object at the environmental condition of the projected location of the object, determining a closest image to the query image for the object at the environmental condition of the projected location of the object having a highly rated value via a cloud database and sending an updated location and at least one updated camera setting for an updated image. |
| US11297225B2 |
Video producing method, apparatus, storage medium, and electronic device
A video producing method, an apparatus, a storage medium, and an electronic device. The video producing method comprises: acquiring keywords configured by a user, the keywords comprising a participant and a participation event; determining a plurality of photographing tasks according to the keywords, and a trigger condition of each of the photographing tasks; prompting, according to the trigger condition, the user to perform the corresponding photographing task, to obtain at least one photo; and generating a video file according to the at least one photo. |
| US11297224B2 |
Automated eyewear device sharing system
Systems, devices, media, and methods are described for capturing a series of raw images by portable electronic devices, such as wearable devices including eyewear, and automating the process of processing such raw images by a client mobile device, such as a smart phone, such automation including the process of uploading to a network and directing to a target audience. In some implementations, a user selects profile settings on the client device before capturing images on the companion device, so that when the companion device has captured the images, the system follows the profile settings upon automatically processing the images captured by the companion device. |
| US11297222B2 |
Image capture device, image capture method, and program
An image capture device includes: an image capture parameter determination unit configured to determine an exposure time when an image of a display device on which a display character is formed by a plurality of segment light emitters that flash on and off asynchronously at predetermined intervals is captured; a captured image acquisition unit configured to, in accordance with a number of captured images and image capture interval determined on the basis of the exposure time and a formation required period that is required for the display device to form the display character by sequentially turning on any one of the plurality of segment light emitters, acquire the determined number of captured images generated by capturing the image of the display device; and a composition unit configured to generate a composite image obtained by compositing the determined number of captured images. |
| US11297216B2 |
Electric shaver with imaging capabtility
System and method for improving the shaving experience by providing improved visibility of the skin shaving area. A digital camera is integrated with the electric shaver for close image capturing of shaving area, and displaying it on a display unit. The display unit can be integral part of the electric shaver casing, or housed in a separated device which receives the image via a communication channel. The communication channel can be wireless (using radio, audio or light) or wired, such as dedicated cabling or using powerline communication. A light source is used to better illuminate the shaving area. Video compression and digital image processing techniques are used for providing for improved shaving results. The wired communication medium can simultaneously be used also for carrying power from the electric shaver assembly to the display unit, or from the display unit to the electric shaver. |
| US11297214B2 |
Lens module and electronic device having same
A lens module includes a circuit board, a first support base, a second support base, a first lens assembly, and a second lens assembly. The first support base is mounted on a first surface of the circuit board. The first surface includes a first circuit interface. The first support base includes a third circuit interface. The first lens assembly is mounted on the first support base and electrically coupled to the circuit board through the third circuit interface and the first circuit interface. The second support base is mounted on a second surface of the circuit board. The second surface includes a second circuit interface. The second support base includes a fourth circuit interface. The second lens assembly is mounted on the second support base and electrically coupled to the circuit board through the fourth circuit interface and the second circuit interface. |
| US11297213B2 |
Display panel, fabricating method thereof, and display device
A display panel, a fabricating method thereof, and a display device are provided. The display panel includes a first substrate, a second substrate, a liquid crystal layer, and a camera assembly. A side of the first substrate adjacent to the second substrate is provided with a color filter layer. The color filter layer is provided with a light-transmitting portion, and a side of the second substrate adjacent to the first substrate is provided with a thin film transistor layer. A deflection of the liquid crystal is controlled by the thin film transistor layer, thereby realizing the condition that the camera assembly under the screen obtains external light and visual effect of full-screen display. |
| US11297209B2 |
Mounting base structure used for photographic lamp or monitor
A mounting base structure used for a photographic lamp or monitor comprises a first connecting rod having an end rotatably connected with one side of a photographic lamp or monitor and an end provided with a connecting part. A second connecting rod to be attached to the first connecting rod is hinged to the connecting part. A first threaded hole to be connected with a connecting bolt on a digital video camera is horizontally formed in the side face of the other end of the second connecting rod. The mounting base structure used for the photographic lamp or monitor is simple and compact and facilitates the connection of the photographic lamp or monitor with the digital video camera. |
| US11297208B2 |
Method of creating teacher data, color prediction model creation apparatus, and method of creating color prediction model
A method of creating teacher data used for creating a color prediction model that predicts a spectral reflectance of a printed matter printed using an ink amount set from the ink amount set that is a combination of ink amounts of inks used for printing, includes, in an ink amount space in which a plurality of lattice points are disposed, selecting an ink amount set from an ink amount set associated with each lattice point, according to a predetermined selection rule, acquiring a spectral reflectance of a color chart printed on a printing medium using the selected ink amount set, and setting the teacher data using the selected ink amount set as an input value and the acquired spectral reflectance as an output value. |
| US11297198B2 |
Image processing apparatus
In the image processing apparatus according to the present disclosure, a data processing unit derives a density variation component for at least one modulation period from a difference between a reference plate reading value when the illumination is turned off, a reference plate reading value when the illumination is turned on, and black reference data and white reference data in synchronization with modulation of the SS clock, and corrects the image data with the density variation component. The white reference data indicates the light distribution of the illumination in the main scanning direction, and the data processing unit corrects the density variation component on the basis of the difference between the white reference data and the black reference data, and corrects the image data with the corrected density variation component. |
| US11297197B2 |
System for digitizing and processing resource documents
Embodiments of the invention include systems, methods, and computer-program products for digitizing and processing transmission of a physical resource document from an issuer to a user and from a user to a processing institution for real-time posting of physical resource documents. In this way, the invention processes a physical resource document into an image format at the issuer and transmits a secure digital image file to the user. The image format is processed and digitized for resource processing. Upon user receipt, the system validates the resource distribution. Upon validation the system allows for processing the resource document and the resource distribution from that document as a digital real-time payment. |
| US11297195B2 |
Information processing apparatus and non-transitory computer readable medium
An information processing apparatus includes: a processor configured to: acquire information on a folding manner in which a folding device folds a medium; and when the folding manner does not allow reading of a folding position of the medium with the medium folded, cause a display to display information so as to prompt a user to unfold and read the medium. |
| US11297192B2 |
Image processing system for computerizing document, control method thereof, and storage medium
In an image processing system in which when a paper document is computerized, a file name or the like is set by using a recognized character string obtained by performing OCR processing, so that time and effort of a user when a plurality of documents is computerized en bloc is reduced. Learning data is generated by registering positional information relating to a recognized character string used for setting of a property relating to a scanned image in association with a document form of the scanned image. Then, in a case where the learning data is generated in response to setting of the property being performed for a first scanned image that is selected from a plurality of scanned images included in a list, a scanned image having a document form similar to a document form of the first scanned image is determined among other scanned images included in the list. |
| US11297191B2 |
System for selective event-based document scanning and captured image storage
A system for selective document scanning and storage is provided. The system comprises: a memory device with computer-readable program code stored thereon; a communication device connected to a network; and a processing device, wherein the processing device is configured to execute the computer-readable program code to: receive a document via a user device comprising an image capturing device configured to capture an image of the document; determine an error with the document; in response to determining the error with the document, trigger transmission of a signal to the image capture device; and modify a document image capture based on receiving the signal at the image capture device. |
| US11297190B2 |
Image forming apparatus and control method for the same
An image forming apparatus has a controller with a first input terminal configured to receive a first signal indicating a state of a first opening/closing portion, a second input terminal configured to receive a second signal indicating a state of a second opening/closing portion, and a third input terminal configured to receive a third signal indicating a state of the first opening/closing portion and the second opening/closing portion. The controller is configured to delay a first notification of an open state of the first opening/closing portion and a second notification of an open state of the second opening/closing portion for a predetermined period after any one of the first signal, second signal, or third signal initially indicates an open state. |
| US11297187B2 |
Providing E911 service to landline phones using a VoIP adapter
Systems and methods for providing E911 services to a publicly-switched telephone network (PSTN) phone are described. In some embodiments, the systems and methods determine that the PSTN phone is connected to a voice over internet protocol (VoIP) adapter, identify an internet protocol (IP) address for an access point via which the adapter accesses an IP Multimedia System (IMS) network, determine a geographical location associated with the IP address, and enable E911 communications for the PSTN phone over the IMS network via the adapter based on the geographical location. |
| US11297178B2 |
Method, apparatus, and computer-readable media utilizing residual echo estimate information to derive secondary echo reduction parameters
Method, apparatus, and program code embodied in computer-readable media, for providing enhanced echo suppression in a conferencing system having at least one microphone and at least one speaker. At least one microphone input signal is received, and at least one speaker input signal is provided. At least one processor has at least one primary echo-suppressor and at least one secondary echo-suppressor. The at least one primary echo-suppressor receives (i) the microphone input signal(s) and (ii) the speaker input signal(s). The at least one primary echo-suppressor provides at least one echo-suppressed microphone signal. The at least one secondary echo-suppressor receives the at least one echo-suppressed microphone signal and provides an output signal. The at least one processor provides the at least one echo-suppressed microphone signal to the at least one secondary echo-suppressor without providing the at least one speaker input signal directly to the at least one secondary echo-suppressor. |
| US11297177B2 |
Systems and methods for detecting airbag deployment resulting from a vehicle crash
A method for detecting airbag deployment includes operating a plurality of sensors of the mobile device disposed in a vehicle during a drive to obtain a plurality of measurement signals, determining a change in at least one measurement signal of the plurality of measurement signals and that the change exceeds a first threshold. In response to determining that the change exceeds the first threshold, obtaining a pressure measurement signal from a pressure sensor of the plurality of sensors, determining a derivative of the pressure measurement signal, and determining that the derivative of the pressure measurement signal exceeds a second threshold. In response to determining that the derivative of the pressure measurement signal exceeds the second threshold, detecting a deployment of a vehicle airbag based on the change in the at least one measurement signal exceeding the first threshold and the derivative of the pressure measurement signal exceeding the second threshold. |
| US11297172B2 |
Mounting structures for portable electronic devices
A portable electronic device such as a handheld electronic device is provided. The device may have upper and lower portions. The upper portion may have clips that attach to springs on the lower portion. The device may have a housing with a bezel. A prong on the springs may ground the bezel. A vibrator mounting bracket may hold a vibrator in place within the housing. The vibrator mounting bracket may have an end that engages the housing. A threaded insert may be welded to the spring. A screw that passes through a hole in the vibrator mounting bracket may be screwed into the threaded insert to attach the vibrator to the housing. An elastomeric member may bias the vibrator towards the bracket. An acoustic module may serve as a subassembly for the device. Components such as an antenna, dock connector, microphone, and speaker may be attached to the acoustic module. |
| US11297168B2 |
Lighting automation network
A lighting network control server and method for translating non-light related data packets into a protocol that is compatible with a third party automation server are disclosed. For example, the lighting network control server includes a communication interface to receive data packets from a lighting network and to communicate with a third party automation server, a non-transitory computer readable medium to store sub-routines and instructions to execute a protocol adapter, and a processor communicatively coupled to the communication interface and the non-transitory computer readable medium to execute the protocol adapter to translate the data packets into a protocol that is compatible with the third party automation server and transmit the data packets that are translated to the third party automation server via the communication interface. |
| US11297164B2 |
Device and content agnostic, interactive, collaborative, synchronized mixed reality system and method
A method and system provides a device and content agnostic, interactive, collaborative and synchronized virtual world comprising of three dimensional and two dimensional virtual objects defined by data, which can be viewed, customized, built on and interacted with simultaneously by geographically disparate users with different device types, including VR, AR, Tablet, and Computer devices, whereby the content may be ingested from or controlled by data and models from external sources or the system's internal storage. A machine learning component is implemented as a set of software containers. The containerized solution can be deployed as an enterprise service, in a cloud architecture, or as a part of a monolithic deployment that runs natively in any one of the components as part of the larger architecture. Exemplary use cases include: Real Estate property demonstration, property design, landscape design; health care medical image presentation, clinical decision support, training; Military training, planning, observation, and combat decision support. |
| US11297159B2 |
Extensible, asynchronous, centralized analysis and optimization of server responses to client requests
A method and system for generating an optimization instruction set based on communication between at least one server and at least one client are provided. The method includes aggregating a plurality of messages communicated from the at least one server to the at least one client; analyzing the plurality of messages to determine a plurality of resources to be consolidated; and generating an optimization instruction set for consolidating the determined plurality of resources, wherein the generated optimization instruction set comprises instructions for replacing the plurality of resources with the consolidated resources. |
| US11297150B2 |
Method and system for measuring user engagement using click/skip in content stream
Method, system, and programs for measuring user engagement. In one example, a model generated based on user activities with respect to a plurality pieces of content is obtained. One or more actual occurrences of the user activities with respect to one piece of the plurality pieces of content are identified. One or more future occurrences of the user activities with respect to the piece of content are estimated based on the model. A user engagement score with respect to the piece of content is calculated based on the one or more actual occurrences of the user activities and the one or more future occurrences of the user activities. |
| US11297149B2 |
Application programming interface (API) to provide network metrics and network resource control to users
Novel tools and techniques are provided for implementing network application programming interface (“API”), and, more particularly, API to provide network metrics and network resource control to users. In some embodiments, a computing system might receive customer network telemetry data from a first network via a gateway API, might receive service provider network telemetry data from a second network(s) via a network API, might compile the customer network telemetry data and the service provider network telemetry data, might receive a request from a user to access information regarding network services associated with the user, might filter the compiled customer network telemetry data and the compiled service provider network telemetry data to isolate first telemetry data and second telemetry data, respectively, might provide the user with access to at least one of the first telemetry data or the second telemetry data, and might provide the user with options to control network resources. |
| US11297146B2 |
Method for data transmission in a transportation vehicle communication network, transportation vehicle communication network, subscriber and transportation vehicle
A method for data transmission between subscribers in a transportation vehicle communication network of a transportation vehicle, wherein at least one subscriber of the transportation vehicle communication network is a transportation vehicle subscriber arranged in the transportation vehicle, wherein a subscriber of the transportation vehicle communication network forms or provides a notification manager of the transportation vehicle communication network, wherein a notifying subscriber of the transportation vehicle communication network transmits notification data to the notification manager, wherein the notification manager transmits at least one part of the notification data to at least one subscriber to be notified in the transportation vehicle communication network. |
| US11297141B2 |
Filesystem I/O scheduler
A method includes creating an application instance that corresponds to a client, creating a partition on the cloud storage device, the partition corresponding to the client, and associating attributes with the partition. The attributes include a client identifier corresponding to the client, a service-level objective corresponding to the client, and an application identifier corresponding to the application instance. The method further includes receiving a request from the application instance to access the partition and accessing, in response to the request, the attributes corresponding to the partition. The method further includes ordering the request in a data structure relative to one or more other requests, the ordering based on at least one attribute of the attributes, an order in which the request was submitted, and a latency sensitivity of the application instance. The method further includes dispatching the request from the data structure in an order corresponding to the ordering. |
| US11297140B2 |
Point of presence based data uploading
A system, method and computer-readable medium for data uploading based on points of presence (POPs) are provided. In response to a client's request for data uploading, the system provides routing information for POPs that may facilitate data communications between the client and a data storage service provider. The client may fragment the upload data and transmit the data fragments via data connections to POPs, which in turn may relay the received fragments to the data storage service provider. Upon receipt of necessary data fragments, the data storage service provider may merge the data fragments to reconstruct a copy of the upload data for storage. |
| US11297138B2 |
Techniques for dynamically benchmarking cloud data store systems
In various embodiments, a benchmarking engine automatically tests a data store to assess functionality and/or performance of the data store. The benchmarking engine generates data store operations based on dynamically adjustable configuration data. As the benchmarking engine generates the data store operations, the data store operations execute on the data store. In a complementary fashion, as the data store operations execute on the data store, the benchmarking engine generates statistics based on the results of the executed data store operations. Advantageously, because the benchmarking engine adjusts the number and/or type of data store operations that the benchmarking engine generates based on any changes to the configuration data, the workload that executes on the data store may be fine-tuned as the benchmarking engine executes. |
| US11297137B2 |
Method and apparatus for performing simple storage service seamless migration using index objects
A method for performing Simple Storage Service (S3) seamless migration using index objects and associated apparatus are provided. The method includes: in response to a request of migrating user data of a user of the storage server from a remote S3-compatible server into the storage server, during an index stage, utilizing an index-object-based S3 migration management module among multiple program modules running on a host device within the storage server to create and store multiple index objects into a storage device layer of the storage server to be respective representatives of multiple normal objects of the user data at the storage server, and migrate respective Access Control Lists (ACLs) of the multiple normal objects to the storage server to be respective ACLs of the multiple index objects; and during a data stage, utilizing the index-object-based S3 migration management module to trigger one or more migration agents to migrate object data. |
| US11297136B2 |
Mobility-oriented data replication in a vehicular micro cloud
A vehicular micro cloud includes a set of connected vehicles that are operable to provide computational services to the set of connected vehicles. The disclosure includes embodiments for mobility-oriented data replication in the vehicular micro cloud. In some embodiments, a method includes, for each data set stored by the set of connected vehicles, determining a number of replicas to generate based on one or more mobility-based criteria. The method includes generating instances of replica data that describe the replicas. The method includes, for individual instances of replica data, determining which of the connected vehicles included in the set to use as storage locations for the individual instances of replica data based on the one or more mobility-based criteria. The method includes causing the individual instances of replica data to be stored in the storage locations. For example, the individual instances of replica data are transmitted to the storage locations. |
| US11297134B2 |
Live proximity-based media transfer
Systems and methods for live proximity-based media transfer are disclosed. For example, a secure network between a sharer device and a viewer device may be established when the devices are within a given geographic area of one another. An instance of an application running on each device may be utilized to authenticate a sharing session and then the sharer device may share media with the viewer device. The viewer device may have its functionality limited when in the viewer mode such that the viewer device may only view the shared media, zoom the view of the media, and/or exit the sharing session and/or application. The shared media is not saved to the viewer device and cannot be permanently manipulated by the viewer device. |
| US11297132B2 |
Methods and devices for orchestrating selection of a multi-access edge computing server for a multi-client application
An exemplary multi-access edge computing (MEC) orchestration system obtains an operation parameter of a multi-client application that is to execute on a MEC server to be selected from a set of MEC servers located at a first set of locations within a coverage area of a provider network. When executing, the multi-client application serves respective client applications of a set of client devices located at a second set of locations within the coverage area. Based on the operation parameter, the MEC orchestration system identifies a candidate subset of MEC servers from the set of MEC servers and directs the set of client devices to test and report performance capabilities of the MEC servers in the candidate subset. Based on the reported performance capabilities, the MEC orchestration system selects, from the candidate subset of MEC servers, a particular MEC server on which the multi-client application is to execute. |
| US11297131B2 |
Method and apparatus for multi-vendor GTM fabric
An example method facilitates Global Traffic Management (GTM) and associated selective distribution of computing loads and/or network traffic among different geographically distributed data centers of a particular domain by allocating the servicing of request messages from Local Domain Name Servers (LDNSs) to data centers that are estimated to provide the quickest response times to the LDNSs. Estimates of path latencies or Round Trip Times (RTTs) between the LDNSs and the different distributed data centers are estimated using DNS reflection methodologies and are maintained in a database that may be accessed and collectively managed via the data centers, e.g., via use of a web service that fronts the database. Locations of the LDNSs approximate locations of client devices seeking access to the domain. |
| US11297127B2 |
Information processing system and control method of information processing system
An information processing system includes: a first information processing device that transmits first data to be retained via a communication path; a second information processing device that calculates first calculation result data that is a calculation result of the first data received via the communication path and second data to be retained and transmits the calculated first calculation result data via the communication path; a third information processing device that transmits third data to be retained via the communication path; and a fourth information processing device that calculates second calculation result data that is a calculation result of the third data received via the communication path and fourth data to be retained and calculates third calculation result data that is a calculation result of the first calculation result data received via the communication path and the calculated second calculation result data. |
| US11297124B1 |
Managing transcoding resources in content delivery systems by comparing signatures of transcoding requests with signatures of test channel configurations
A content delivery service that facilitates the selection of virtual machine instances utilized to implement the transcoding function. A management service first implements a test channel configuration routine that selects worst case scenario configurations for implementing the transcoding function and measures performance metrics for different virtual machine instances implementing the transcoding function. The management system can then match incoming requests for video channel transcoding with signature data from the test channel configurations to identify which virtual machine instances can implement the requested transcoding functionality. |
| US11297123B1 |
Fault-tolerant data stream processing
A method includes generating key assignment data indicating assignment of keys to a plurality of feed receiver modules, and processing a plurality of incoming messages via the plurality of feed receiver modules based on the key assignment data. Each of the plurality of feed receiver modules receives a proper subset of the plurality of incoming messages based on the key assignment data, and maintains a queue that includes messages of the proper subset that compare favorably to a time window. Each of the plurality of feed receiver modules identifies owned ones of the proper subset of messages having keys included in an owned subset of keys based on the key assignment data, and emits only the owned ones of the proper subset of messages. |
| US11297121B2 |
Split rendering using network based media processing workflow
Systems and methods for split rendering of Network Based Media Processing (NBMP) are provided. A method includes deriving a network based media processing (NBMP) workflow, and assigning a plurality of workflow tasks of the NBMP workflow among a media sink, a media source, and at least one cloud element, network element, or edge element. A first subset of the plurality of the workflow tasks are assigned to the media source, a second subset of the plurality of the workflow tasks are assigned to the media sink, and a third subset of the plurality of the workflow tasks are assigned to the at least one cloud element, network element, or edge element. The first subset, the second subset, and the third subset do not overlap with each other. |
| US11297117B2 |
Unicast media replication fabric using bit indexed explicit replication
Methods, network devices and computer readable media are disclosed for replication and switching of Internet Protocol (IP) packets in professional media networks. In one embodiment, a method includes receiving, at a first node in a network configured for bit indexed explicit replication (BIER), and via a replication fabric within the network, a packet comprising a packet bit array. Each receiver of a plurality of non-BIER-enabled receivers reachable via the replication fabric is represented by a relative bit position in the packet bit array, and a respective IP address is assigned to each receiver. The method further includes determining that an intended non-BIER-enabled receiver of the packet is a local receiver of the first node, obtaining the IP address assigned to the local receiver, removing the packet bit array from the packet and forwarding the packet, without the packet bit array, to the local receiver via unicast IP forwarding. |
| US11297116B2 |
Hybrid streaming
A method and system are provided for hybrid streaming of media content such as video for a computer-based game. In some implementations, a background media content stream includes a background video rendered on a server. The background media content stream is received at a client device. The client device renders one or more three-dimensional objects and forms a composite media stream by combining the background media content stream and the one or more three-dimensional objects. The composite media stream can be output to a display or other external system. |
| US11297107B2 |
Message queuing telemetry transport (MQTT) data transmission method, apparatus, and system
The present application relates to the field of Internet of Things technologies, and in particular, to a message queuing telemetry transport (MQTT) data transmission method, apparatus, and system, so as to provide a solution for simply implementing a security function of the MQTT protocol. A data obtaining relationship between an MQTT publishing device and an MQTT subscribing device is verified before MQTT data publishing, and data sending is controlled by using an SDP gateway. Therefore, security of the MQTT data publishing can be effectively ensured. Moreover, protocol modification is relatively little, and implementation is simple. |
| US11297104B2 |
Method and apparatus for resilient decoy routing without conspiring autonomous systems (AS) via distributed hash table (DHT) routing
A Method and apparatus for resilient Decoy Routing without conspiring Autonomous Systems by instead using a DHT routing table is described. In one embodiment of the present invention, there would exist a set of Decoy Routing Nodes which would be connected via a DHT's routing table. This would enable decoy routing nodes to not depend on a predefined list. Traditionally, Decoy Routing depends upon either a pre-configured list of computer systems to connect to or is wholly dependent upon BGP to happen to route to friendly Autonomous Systems that understand the true intent of the packet being routed. This method and apparatus solves these problems by providing a means to use a dynamic routing table, provided by a DHT to ensure that a packet can be delivered to computer systems that understand how to do decoy routing. This approach further ensures that the routing table being used is one that is kept up to date automatically as a function of the DHT providing the routing table. Further, the methodology described ensures that evading censorship, defending against TCP replay attacks, latency analysis, website fingerprinting, and denial of service (DoS) attacks are successfully executed. |
| US11297103B2 |
High-fidelity model-driven deception platform for cyber-physical systems
A system is described for protecting a cyber-physical system against a potential attacker of the cyber-physical system. The system includes at least one processor configured to: collect historical information about the cyber-physical system, and train, based on the historical information, a machine-learned model to predict future conditions of at least a portion of the cyber-physical system. Responsive to detecting an input signal to the cyber-physical system, the system is configured to output an alert to the cyber-physical system indicative of a potential attacker, and respond to the input signal by simulating, based on the future conditions predicted by the machine-learned model, functionality and communications of the at least a portion of the cyber-physical system. |
| US11297101B1 |
Phishing website detection by checking form differences followed by false credentials submission
There is provided a method to detect phishing websites so as to protect users from sending their sensitive information to criminal servers. When browsing a web site having an input form asking sensitive information, the input fields are recorded (i.e. username field and password field). Then false credentials are generated and submitted in background. The new control layer then checks the response page content whether it includes an input form and if there is an input, it checks whether the form has the same fields as the first form. If the responded page does not have a form, or it has a form but includes different fields than the initial page's form, then the original site is identified as phishing. |
| US11297098B2 |
DDoS defence in a packet-switched network
A method, network system and computer storage medium for DDoS defence in a packet-switched network are provided. The method is performed by a network system and includes: measuring a plurality of network parameters in incoming network traffic; ranking the plurality of measured network parameters based on machine learning; measuring a subset of the plurality of network parameters in incoming network traffic; determining an incoming network packet to be part of a DDoS attack or not by machine learning of the subset of the plurality of network parameters; and blocking an incoming network packet when the incoming network packet is determined to be part of a DDoS attack. |
| US11297095B1 |
Systems and methods for determination of level of security to apply to a group before display of user data
Systems and methods are described for using secured groups for simulated phishing campaigns to obfuscate data for levels of privacy based on protected criteria classes. Initially, a group to resolve members of the group based on multiple users matching one or more group criteria is established. It is then determined that at least one criteria of the one or more criteria has been configured as one of multiple protected criteria classes. Responsive to the determination, the group is identified as a secured group. A query of the group is then executed to identify one or more users of the multiple users as members of the group based on the users matching the criteria of the secured group at the time of execution of the group and information of the one or more users resulting from the execution of the secured group is obfuscated in accordance with the protected criteria class. |
| US11297093B2 |
Systems and methods for determining a job score from a job title
Embodiments disclosed herein describe a server, for example a security awareness server or an artificial intelligence machine learning system that establishes a job score for a user based on the user's job title. In embodiments, the vulnerability of a user to malicious cybersecurity attacks, the propensity for the user to engage with a malicious attack, and the severity of a malicious attack likely to be sent to the user and the severity of the harm to the user's organization is the user engages with the malicious attack is represented in a user risk score. The risk score for a user of a security awareness system, or for a group of users of a security awareness system, may be calculated based on one or more of a frequency score for the user, a propensity score for the user, a severity score for the user, and a job score for the user. |
| US11297090B2 |
Security evaluation for computing workload relocation
A security incident is detected at a first location; a risk of the security incident is evaluated. A first security scores is generated for the first location. A set of security scores are generated for a set of alternative locations; the set of security scores excludes the first security score. A second security score within the set of security scores is determined to be the best security score among a plurality of security scores; the plurality of security scores comprises the set of security scores and the first security score. A workload associated with the first location is migrated to a second location, where the second location is associated with the second security score. |
| US11297089B2 |
Providing secure sensor data to automated machines
Systems, methods, and software can be used to provide secure sensor data. In some aspects, a computer-implemented method includes: receiving, at a sensor security evaluation application executing on a device, sensor data from a sensor on the device; determining, by the sensor security evaluation application, a security confidence score associated with the sensor data; and transmitting, from the sensor security evaluation application, the security confidence score and the sensor data to a smart machine processor on the device. |
| US11297086B2 |
Correlation-based network security
A correlation-based network security for network devices is disclosed. Correlations between a plurality of network devices are mapped based on telemetry from the network devices to determine correlated devices. The behaviors of the correlated devices are monitored based on telemetry received from the correlated devices to determine a deviant device of the plurality of devices. A prioritized alert for the plurality of network devices is generated from a security alert received for the deviant device. |
| US11297085B2 |
Real-time validation of data transmissions based on security profiles
Aspects of the disclosure relate to real-time validation of data transmissions based on security profiles. A computing platform may collect, in real-time, information associated with a plurality of data transmissions between applications, where the information may include, for each data transmission, an indication of a source application and a destination application. Then, the computing platform may retrieve, from a repository and for each data transmission, a first security profile associated with the source application, and a second security profile associated with the destination application. The computing platform may then compare, for each data transmission, the first security profile to the second security profile. Subsequently, the computing platform may detect, based on a determination that the first security profile does not match the second security profile, a potentially unauthorized data transmission. Then, the computing platform may trigger one or more security actions to prevent the potentially unauthorized data transmission. |
| US11297084B2 |
Methods and apparatus to perform malware detection using a generative adversarial network
Methods, apparatus, systems and articles of manufacture are disclosed to perform malware detection using a generative adversarial network. An example apparatus includes a first encoder network to encode an input sample into a first encoded sample, the first encoder network implemented using a multilayer perception (MLP) network, a generator network to reconstruct the first encoded sample to generate a reconstructed sample, a discriminator network to, in response to obtaining the first encoded sample and the reconstructed sample, generate a loss function based on the reconstructed sample and the input sample, and an optimization processor to, when the loss function satisfies a threshold loss value, classify the input sample as malicious. |
| US11297082B2 |
Protocol-independent anomaly detection
A computer-implemented method for implementing protocol-independent anomaly detection within an industrial control system (ICS) includes implementing a detection stage, including performing byte filtering using a byte filtering model based on at least one new network packet associated with the ICS, performing horizontal detection to determine whether a horizontal constraint anomaly exists in the at least one network packet based on the byte filtering and a horizontal model, including analyzing constraints across different bytes of the at least one new network packet, performing message clustering based on the horizontal detection to generate first cluster information, and performing vertical detection to determine whether a vertical anomaly exists based on the first cluster information and a vertical model, including analyzing a temporal pattern of each byte of the at least one new network packet. |
| US11297080B2 |
Threat mitigation system and method
A computer-implemented method, computer program product and computing system for: establishing connectivity with a plurality of security-relevant subsystems within a computing platform; obtaining at least one security-relevant information set from each of the plurality of security-relevant subsystems, thus defining a plurality of security-relevant information sets; and combining the plurality of security-relevant information sets to form an aggregated security-relevant information set for the computing platform. |
| US11297079B2 |
Continuous validation of active labeling for device type classification
In one embodiment, a device classification service forms a device cluster by applying clustering to telemetry data associated with a plurality of devices. The service obtains device type labels for the device cluster. The service generates a device type classification rule using the device type labels and the telemetry data. The service determines whether the device type classification rule should be revalidated by applying a revalidation policy to the device type classification rule. The service revalidates the device type classification rule, based on a determination that the device type classification rule should be revalidated. |
| US11297077B2 |
Gain customer trust with early engagement through visualization and data driven configuration
A system may select a list of servers in a computer network to perform behavioural profiling, wherein each server is associated with a domain name, the list of servers includes domain name entries, and the list of servers is prioritized according to a popularity value for each server. The system may update the list of servers based on a popularity threshold, partition the computer network into one of: subnetworks or subdomains, and establish a hierarchy along one of: the subnetworks or the subdomains based on the domain name entries in the list of servers. The system may update the popularity value for a server associated with a resolved network address, and may update the hierarchy along one of: the subnetworks or the subdomains based on the popularity value. |
| US11297076B2 |
Apparatus for detecting in-vehicle external data intrusion by comparing multiple information entropy and operating method thereof
Disclosed are an apparatus for detecting in-vehicle external data intrusion by comparing multiple information entropy and a method of operating the same. The present invention may prevent a danger due to in-vehicle external data intrusion by providing a technology that may determine whether in-vehicle external data intrusion occurs by checking information entropy representing the amount of information for a package ID generable through an in-vehicle Controller Area Network (CAN) communication network. |
| US11297073B2 |
Forensic query of local event streams in an enterprise network
Activity on an endpoint is monitored in two stages with a local agent. In a first stage, particular computing objects on the endpoint are selected for tracking. In a second stage, particular types of changes to those objects are selected. By selecting objects and object changes in this manner, a compact data stream of information highly relevant to threat detection can be provided from an endpoint to a central threat management facility. At the same time, a local data recorder creates a local record of a wider range of objects and changes. The system may support forensic activity by facilitating queries to the local data recorder on the endpoint to retrieve more complete records of local activity when the compact data stream does not adequately characterize a particular context. |
| US11297071B2 |
Time-stamping for industrial unidirectional communication device with data integrity management
In an industrial system, a data capture apparatus can be configured to operate as a unidirectional communication connection between a private network and a public network. The data capture apparatus can be further configured to time stamp data, for instance digitally sign data with a time stamp, so as ensure data integrity over the unidirectional communication connection, while maintaining physical isolation between the private network and public network. |
| US11297068B2 |
Anchoring client devices for network service access control
Concepts and technologies of network service control for anchoring client devices for network service access control are provided herein. In one aspect of the concepts and technologies disclosed herein, a system is provided and can include a processor and a memory storing computer-executable instructions that, upon execution of the processor, configure the processor to perform operations. The operations can include receiving an anchor instantiation command to anchor one or more client devices to an authorized service location. The anchor instantiation command can initiate an anchor instantiation time period. The operations can include determining, during the anchor instantiation time period, a plurality of anchor attributes associated with the one or more client devices at the authorized location. The operations can include creating an anchor location token that represents the authorized service location based on the plurality of anchor attributes that were determined during the anchor instantiation time period. |
| US11297067B2 |
Resource appropriation in a multi-tenant environment using risk and value modeling systems and methods
Described embodiments provide systems and methods for resource appropriation in a multi-tenant environment using risk and value modeling. A resource server can provide a plurality of applications access to a plurality of resources in response to requests from clients based in part on risk scores and value scores. The resource server can generate and execute a risk model and a value model to determine a risk score and a value score for each of the applications. The resource server can use the risk and value scores to determine access to a particular resource for a requested application. The resource server can assign a first allocation of resource tokens to an application. The resource tokens can correspond to access privileges to plurality of resources. The resource server can dynamically modify the resource allocation for applications responsive to changes to a risk score or value score of a respective application. |
| US11297064B2 |
Blockchain authentication via hard/soft token verification
An example operation may include one or more of storing a public key and one or more corresponding addresses associated with a user profile in a blockchain, creating a credential for the user profile based on the public key, forwarding the credential to the one or more addresses, receiving a request for access to a site from a user device associated with the user profile, and retrieving the credential based on the one or more addresses from the blockchain. |
| US11297059B2 |
Facilitating user-centric identity management
Embodiments of the present invention provide systems, methods, and computer storage media for facilitating user-centric identity management. In this regard, various aspects of identity management are designed to be more transparent to users to bolster user assurance with respect to “behind-the-scenes” procedures of identity management. Generally, indications of data flow between service providers, identity providers, and/or user devices can be provided to the user device for presentation to the user. As a result, visual representations of data flow, notifications of data flow, or the like, can be presented to the user to expose various aspects of identity management. In some embodiments, users may be able to control aspects of identity management, for example, by confirming or preventing data flow between providers. |
| US11297058B2 |
Systems and methods using a cloud proxy for mobile device management and policy
Systems and methods include, in a cloud node, receiving Mobile Device Management (MDM) data from a central authority, wherein the MDM data includes policy metadata specifying MDM functions for mobile devices associated with users of an enterprise; communicating to an application on a mobile device associated with a user, via a tunnel, wherein the application is configured for service discovery and connectivity; and providing the MDM data to the mobile device associated with the user via the tunnel. |
| US11297057B2 |
Methods and devices for authentication
Embodiments of the present disclosure relate to methods and devices for an authentication of an identity of a user. In example embodiments, the client device reads a digital tag associated with a service to be accessed, the digital tag being encoded with an identifier associated with a service provider that provides the service. The client device then decodes the digital tag to obtain the identifier. Further, the client device determines an authentication proxy associated with the service provider, and sends, to the associated authentication proxy, the identifier and a first request for an authentication of an identity of a user associated with the client device. In this way, the security of the authentication of the identity of the user may be significantly improved. |
| US11297045B2 |
Information recording apparatus with shadow boot program for authentication with a server
An information recording apparatus has a drive unit to record digital information including digital contents; and a host unit to control reading and writing of the digital information for the drive unit. The host unit has a network processing unit to communicate with a server, a shadow determination unit to determine whether a shadow boot program to be executed prior to a boot program is executable, a shadow reading unit to read the shadow program from the drive unit when the shadow determination unit determines to be executable, a shadow execution unit to execute the shadow program, a server authentication unit to perform authentication with the server in accordance with a processing of the shadow program, and a password transmitter to transmit to the drive unit a password used for unlock of the drive unit when the authentication with the server is successful. |
| US11297041B2 |
Security-enhanced origination of blockchain transactions
A blockchain-implemented transaction from an originator node is to be broadcast. The originator node is communicatively coupled to proxy nodes. The method, implemented by a proxy node, includes: receiving a transaction including an input taking x+r units of computing resources, an output providing x units to the output address and another output providing d+r units to a 1-of-n multi-signature address unlockable by any one of a set of private keys associated the proxy nodes. The proxy node selects a quantity of computing resources, t units, to be allocated to the proxy node for broadcasting the transaction and having it included in the blockchain and generates a further transaction taking d+r units sourced from the multi-signature address and an output providing t units to the proxy node. The proxy node broadcasts both transactions timed to permit their inclusion in the same block of the blockchain. |
| US11297038B1 |
Rotating internet protocol addresses in a virtual private network
A method for rotating internet protocol (IP) addresses in a virtual private network (VPN), the method comprising receiving, at a first VPN server during an established VPN connection, a first data request and a second data request from a user device, retrieving first data associated with the first data request using a first exit IP address, and retrieving second data associated with the second data request using a second exit IP address, different from the first exit IP address. Various other aspects are contemplated. |
| US11297037B2 |
Method and network device for overlay tunnel termination and mirroring spanning datacenters
A method and network device for overlay tunnel termination and mirroring spanning datacenters. Specifically, the method and network device disclosed herein entail the traversal of mirrored network traffic from datacenters lacking traffic analysis tools to other datacenters including the sought after traffic analysis tools. Further, the aforementioned traversal of mirrored network traffic may utilize virtual network layer overlay domain tunnels. |
| US11297033B2 |
System and method for generating current live and test versions of DNS data for HSM changes
A system for concurrently publishing a current version of a plurality of Domain Name System (DNS) records for a zone of domain name and for storing a next version of the plurality of DNS records for the zone, the system comprising: a record selection module for obtaining registry data associated with the domain name stored in a registry database; a DNS Security (DNSSEC) signing system having a first High Security Module (HSM) of a first vendor for facilitating digital signing of the registry data to generate a first signed DNS record using a first signing key (SK1) and a second HSM of a second vendor for facilitating digital signing of the registry data to generate a second signed DNS record using a second signing key SK2, the SK1 different from the SK2; and a distribution system for coordinating concurrent generation and transmission of the current version and the next version; the distribution system and signing system cooperating to: generate the concurrent version using SK1 to include the first signed DNS record according to a first set of generation instructions and transmit in a first transmission path that bypasses storing of the current version in the registry database; and while the current version is operational in the DNS, generate the next version using SK2 to include the second signed DNS record according to a second set of generation instructions and transmit to a publication storage for at least one of testing or validation by a processing facility in a second transmission path that bypasses storing of the next version in the registry database. |
| US11297025B2 |
Method for controlling notification and electronic device therefor
An operation method of an electronic device, according to various embodiments, comprises the steps of: displaying a notification list; determining a first notification among a plurality of notifications, which are included in the notification list, according to the detection of a first input; and displaying the notification list based on the determination. The first notification is maintained in the notification list even if a second input for initializing the notification list is detected. A second notification among the plurality of notifications is deleted from the notification list according to the detection of the second input. |
| US11297024B1 |
Chat-based systems and methods for data loss prevention
Chat-based systems and methods for data loss prevention are described. In one embodiment, a method includes receiving an enable command from a chat service by a data loss prevention service, scanning data from a data source with the data loss prevention service in response to the enable command to detect private information in the data, generating an alert for the private information by the data loss prevention service, and sending the alert to the chat service to cause the chat service to broadcast a chat alert to a group of users. |
| US11297021B2 |
Predictive privacy screening and editing of online content
A filtering system for received content, uses a computer, which receives content to be posted, the computer receiving content from a plurality of different users; the computer including a content filtering system, receiving the content from the plurality of different users, and operating to carry out a first autonomous screening of the content to use rules to determine whether the content meets a posting criteria, and categorizing the content as to whether the autonomous screening indicates that the content has met the posting criteria, the computer further receiving input from a human screening process which carries out humans to screen the criteria; and a machine learning system, that uses differences between the autonomous rules and the results of the human screening to learn from the human screening more about which autonomous rules are properly written, which rules are suspect, and also to create new autonomous rules. |
| US11297019B2 |
Message notification device, content management system, and non-transitory computer readable medium
A message notification device includes an update information acquisition unit and a notification unit. The update information acquisition unit is configured to, when information that uniquely specifies content is contained in a message, acquire update information as to whether or not the uniquely specified content is updated. The notification unit is configured to notify a poster who has posted the message when the update information is acquired by the update information acquisition unit. |
| US11297016B1 |
Intelligent conversational systems
A system and method simulates conversation with a human user. The system and method receive media, convert the media into a system-specific format, and compare the converted media to a vocabulary. The system and method generate a plurality of intents and a plurality of sub-entities and transform them into a pre-defined format. The system and method route intents and the sub-entities to a first selected knowledge engine and a second knowledge engine. The first selected knowledge engine selects the second knowledge engine and each active grammar in the vocabulary uniquely identifies each of the knowledge engines. |
| US11297013B2 |
Scalable and secure electronic communication mechanism
Techniques are provided for secure and scalable electronic messaging. In one technique, a decision tree data and targeting criteria for a content delivery campaign are received and stored. Multiple entities that satisfy the targeting criteria are identified. First content from the decision tree data is retrieved and sent to a messaging account of each of the entities. The first content is presented in a message interface of a first entity. In response to detecting that the first entity has provided particular input, second content from the decision tree data is identified based on the particular input. First data associated with the particular input and the second content are presented in the messaging interface along with the first content. |
| US11297006B1 |
Use of virtual lanes to solve credit stall on target ports in FC SAN
A method is performed at a switch fabric that communicates with a storage array target port. The method includes sending frames to the target port responsive to receiving buffer-to-buffer (B2B) credits that indicate a receive buffer at the target port is available for the frames. The method further includes, in response to detecting a credit stall at the target port, operating in a virtual lane mode. The operating in the virtual lane mode includes: determining whether a frame destined for the target port is a command frame or a data frame; based on the determining, marking the frame to indicate that the frame is destined for a particular virtual lane among virtual lanes of the receive buffer; and receiving from the target port a per-virtual lane B2B credit that indicates the particular virtual lane is available and, in responsive, sending the frame to that virtual lane on the target port. |
| US11297003B1 |
Multi-tiered data processing service
A technology is described for operating a multi-tiered data processing service. An example method may include receiving a data rule set used to process data generated by a network addressable device included in a multi-tiered data processing service having computing nodes that are connected using one or more networks, where the computing nodes may have computing capacities to execute a portion of the data rule set using a rules engine. A computing node included in the multi-tiered processing service may be selected to host a portion of the data rule set on the computing node and a portion of the data rule set may be deployed to the computing node, where the data rule set may be registered with the rules engine that executes on the computing node and data generated by the network addressable device may be processed using the rules engine and the data rule set. |
| US11296996B2 |
User directed bandwidth optimization
Systems and methods are provided to optimize bandwidth usage associated with a local network. As part of the bandwidth optimization techniques, an authentication entity may receive an indication of an access profile selected by a user of an electronic device. The authentication entity may assign the access profile to the electronic device. Accordingly, when the electronic device transmits data, a network regulation entity may process the traffic in accordance with the access profile. To this end, the network regulation entity may correspond communication sessions within the traffic to an application. The network regulation entity may then query the access profile to determine a priority for each application. When the traffic exceeds a threshold byte volume, the network regulation entity may queue lower priority communication sessions. By processing the traffic based upon a user-indicated access profile, compliance with network neutrality principles may be maintained. |
| US11296994B2 |
Ordered sets for high-speed interconnects
A system and apparatus can include a port for transmitting data; and a link coupled to the port. The port can include a physical layer device (PHY) to decode a physical layer packet, the physical layer packet received across the link. The physical layer packet can include a first bit sequence corresponding to a first ordered set, and a second bit sequence corresponding to a second ordered set, the first bit sequence immediately adjacent to the second bit sequence. The first ordered set is received at a predetermined ordered set interval, which can occur following a flow control unit (flit). The first ordered set comprises eight bytes and the second ordered set comprises eight bytes. In embodiments, bit errors in the ordered sets can be determined by checking bits received against expected bits for the ordered set interval. |
| US11296988B2 |
Programmable congestion control communication scheme
A network adapter includes a receive (Rx) pipeline, a transmit (Tx) pipeline and congestion management circuitry. The Rx pipeline is configured to receive packets sent over a network by a peer network adapter, and to process the received packets. The Tx pipeline is configured to transmit packets to the peer network adapter over the network. The congestion management circuitry is configured to receive, from the Tx pipeline and from the Rx pipeline, Congestion-Control (CC) events derived from at least some of the packets exchanged with the peer network adapter, to exchange user-programmable congestion control packets with the peer network adapter, and to mitigate a congestion affecting one or more of the packets responsively to the CC events and the user-programmable congestion control packets. |
| US11296987B2 |
Congestion management mechanism
A system to facilitate resolving traffic congestion in a network switching fabric is described. The system includes a processor and a machine readable medium storing instructions that, when executed, cause the processor to receive a notification from a virtual connect switch indicating that a congestion condition has been detected in remote direct memory access (RDMA) over Converged Ethernet (RoCE) data traffic flowing from a first end point to a second end point via a first of a plurality of paths between the first end point and the second end point, identify a second of the plurality of paths between the first end point and the second end point and modify the RoCE data traffic to flow from the first end point to the second end point via the second path. |
| US11296984B2 |
Use of hypervisor for active-active stateful network service cluster
For a managed network, some embodiments provide a method for a set of service nodes in an active-active service node cluster in conjunction with a host computer hosting a destination data compute node (DCN) to improve the efficiency of directing a return data message to a service node storing state information for the flow to which the data message belongs. A primary service node in some embodiments receives a data message in a particular data message flow addressed to a destination DCN, performs a service on the data message and forwards the data message, along with information identifying the primary service node, to a host computer on which the destination DCN executes. The host computer generates an entry in a reverse forwarding table including identifying information for the particular data message flow and the primary service node to use to forward data messages in the particular data message flow to the primary service node. |
| US11296982B2 |
Initiator-based data-plane validation for segment routed, multiprotocol label switched (MPLS) networks
Techniques for initiator-based data-plane validation of segment routed, multiprotocol label switched (MPLS) networks are described herein. In examples, an initiating node may determine to validate data-plane connectivity associated with a network path of the MPLS network. The initiating node may store validation data in a local memory of the initiating node. In examples, the initiating node may send a probe message that includes a request for identification data associated with a terminating node. The terminating node may send a probe reply message that includes the identification data, as well as, in some examples, a code that instructs the initiating node to perform validation. In examples, the initiating node may use the validation data stored in memory to compare to the identification data received from the terminating node to validate data-plane connectivity. In some examples, the initiating node may indicate a positive or negative response after performing the validation. |
| US11296978B2 |
Enablement of multi-path routing in virtual edge systems
The technology disclosed herein enables multi-path routing in virtual edge systems of a virtual network environment. In a particular embodiment, a method provides establishing a connection for a communication with a client outside of the virtual network environment through a first virtual edge system of a plurality of virtual edge systems. The method further provides generating state information about the connection that indicates properties of the connection with respect to the first virtual edge system and updating a state information base of the first virtual edge system with the state information. Also, the method provides transferring the state information to one or more other virtual edge systems of the plurality of virtual edge systems and updating respective state information bases of the one or more other virtual edge systems with the state information. |
| US11296977B2 |
Analytics enabled radio access network (RAN)-aware content optimization using mobile edge computing
A central analytics server can be utilized to analyze health data associated with one or more radio access networks (RANs) that has been aggregated from one or more mobile edge computing (MEC) servers, to determine throughput available at a radio link interface associated with a user equipment (UE). Further, the central analytics server can determine, based on the available throughput, a recommendation for an action that can be performed by a content server to optimize content delivery to the UE. In an example, the central analytics server can convey the recommendation to the content server(s) via a “window size” field within a header segment of a transmission control protocol (TCP) via in-band and/or out-of-band signaling. In one aspect, the recommendation can comprise instructions to adapt a bit stream and/or comprise instructions indicative of an optimal data transmission route. |
| US11296975B2 |
Systems and methods for implementing multi-part virtual network functions
Examples of the present disclosure can include a method. The method may include (1) obtaining, by an network function virtualization orchestrator (“NFVO”), path computation information from the integrated network, the integrated network including a virtual source and a virtual destination, (2) generating, using the path computation information, segments identifying portions of a virtual network path originating at the virtual source and terminating at the virtual destination, (3) generating, by a virtual infrastructure manager (“VIM”), a plurality of labels associated with physical links on the physical network corresponding to the identified portions of the virtual network path, and (4) determining, by the NFVO and using the plurality of labels, a network path for data transfer over the integrated network, the network path identifying virtual and physical network elements. |
| US11296974B2 |
Information processing method, electronic device and computer storage medium
In illustrative embodiments, an information processing method, an electronic device, and a computer-readable storage medium are provided. The method includes: if it is determined that a predetermined indicator is detected in a header of a received packet, acquiring information for indicating a source port, a destination port, a forwarding indicator, a process identifier, and a maximum number of processes of the packet from the header; updating a port forwarding table based on the source port, the destination port, and the forwarding indicator; performing a user-defined action on the packet to obtain a result packet; and if it is determined that a quantity of process identifiers reaches the maximum number of processes, determining one or more forwarding ports for the result packet based on the maximum number of processes, the forwarding indicator, and the updated port forwarding table, to forward the result packet to the one or more forwarding ports. |
| US11296973B2 |
Path information transmission device, path information transmission method and path information transmission program
[Problem] A route information transfer device that transfers packets advertising route information between routers of different service types is provided.[Solution] The route reflector (route information transfer device) 1 includes: a packet reception unit 11 that receives packets from a PE (router) 2; an information update unit 120 that updates a parameter related to the service type included in the received packet according to the PE 2 and the virtual private network, and stores the updated parameter in the service-type information storage unit 13; an information conversion unit 14 that refers to the service-type information storage unit 13 and converts the parameter related to the service type of the source PE2 of the packet into a parameter related to a service-type of the destination PE 2 in an identical virtual private network; and a packet transmission unit 16 that transmits a packet including the converted parameter to the destination PE 2. |
| US11296971B1 |
Managing and adapting monitoring programs
Systems, methods, and apparatus, including computer-readable media for managing and adapting monitoring programs. In some implementations, a system accesses data describing a monitoring program that involves collecting data over a period of time from a monitoring group comprising geographically distributed devices. The system classifies the devices in the monitoring group into different groups for the categories based on the attributes associated with the devices. The system monitoring performance of the devices in the different groups and determines a performance score for each group. The system adjusts administration of the monitoring program based on the performance scores, including performing one or more actions to improve diversity in the monitoring group. |
| US11296969B2 |
Methods and devices for energy saving in communication network
A method for energy saving in a communication network is provided. The method is implemented by a first network device in a communication network. The first network device may be communicatively connected to a second network device by a FlexE group. The method may comprise measuring a traffic rate of one or more FlexE clients carried over the FlexE group, and determining whether one or more PHYs of the FlexE group is to be shut down or activated based on the measured traffic rate and a first shutdown threshold or a first activation threshold. |
| US11296960B2 |
Monitoring distributed applications
Some embodiments provide a method for monitoring a distributed application. The method receives a request to perform data collection for the distributed application. The method identifies data compute nodes (DCNs) that implement the distributed application. The method sends commands to host machines on which the identified DCNs operate to detect events related to the DCNs and provide data regarding the detected events. The method uses the data regarding the detected events to generate a user interface (UI) display of the topology of the distributed application. |
| US11296951B2 |
Interval-based generation of event streams by remote capture agents
The disclosed embodiments provide a system that facilitates the processing of network data. During operation, the system obtains a set of event streams from one or more remote capture agents over one or more networks, wherein the set of event streams comprises time-series event data generated from network packets captured by the one or more remote capture agents. Next, the system causes for display, within a graphical user interface (GUI), a first set of user interface elements, wherein the first set of user interface elements includes event stream information for an event stream in the set of event streams and a first graph of a metric associated with the time-series event data in the event stream. The system then updates the first graph in real-time with the time-series event data from the one or more remote capture agents. |
| US11296949B2 |
Proactive link load balancing to maintain quality of link
Disclosed embodiments describe systems and methods for predicting health of a link. A device in communication with a link can identify profile information of a stream of network traffic traversing the link. The device can determine a first prediction of health of the link by applying one or more rules to the plurality of parameters of the profile information. The device can determine a second prediction of health of the link by applying a classifier to one or more timed sequences of the plurality of parameters of the profile information. The device can establishes a respective weight for each of the first prediction of health and the second prediction of heath. The device can select, using the respective weight, between the first prediction of health and the second prediction of health to provide a predictor of the health of the link. |
| US11296946B2 |
Methods and servers for managing traffic steering policies
Methods, a policy server (110) and a traffic steering server (120) for managing traffic steering policies for steering of traffic of a user equipment are disclosed. The policy server (110) generates (A020) a policy request, wherein the policy request comprises the traffic steering policies, wherein the traffic steering policies include a first traffic steering policy and a second traffic steering policy, both the first and second traffic steering policies being applicable to the traffic in one direction with respect to the user equipment. The policy server (110) sends (A030) the policy request to the traffic steering server (120). The traffic steering server (120) applies (A070) at least one of the first and second traffic steering policies to manage the traffic. Corresponding computer programs and computer program carriers are also disclosed. |
| US11296944B2 |
Updating path selection as paths between a computing device and a storage system change
Policy based path management, including: identifying a plurality of data communications paths between a storage system and an entity that issues input/output (‘I/O’) operations to the storage system; selecting, in dependence upon a path selection policy, a subset of data communications paths from the plurality of data communications paths between the entity and the storage system; and issuing, from the entity to the storage system, I/O operations using only the subset of data communications paths. |
| US11296941B2 |
Standby instances for auto-scaling groups
A computing resource service provider may provide computing instances organized into logical groups, such as auto-scaling groups. Computing instances assigned to an auto-scaling group may be place into standby. Standby instances may still be managed by the auto-scaling group but may not contribute to the capacity of the auto-scaling group for auto-scaling purposes. |
| US11296936B2 |
Network element association using network data
Methods for configuring a self-organizing network (SON) of a cellular telecommunication network are disclosed. A first set of data comprised of substantially real-time data for one or more key performance indicators (KPIs) is collected. A characteristic profile of the KPIs is determined. An instruction is sent to an identifier associated with the selected adjustable antenna, indicative of a command to change an electromagnetic characteristic of the selected adjustable antenna. A second set of data for the KPIs is received, and an updated profile of the KPIs is determined. A statistical probability of a causal relationship between the updated profile and the change to the electromagnetic is determined based on a predetermined threshold. Identifiers for the adjustable antennas are updated or confirmed. |
| US11296933B1 |
Secure low-latency and low-throughput support of rest API in IoT devices
A system may be configured to perform enhanced detection of occluded objects in a multiple object detection system. In some aspects, the system may transmit, by an application to an internet of things (IoT) device, an actual representational state transfer (REST) request including a parameter and an application authentication credential for authenticating to the IoT device, determine, based on an expected REST response to the actual REST request, one or more conditional parameters for configuring the IoT device, transmit, without waiting for the expected REST response, a predictive REST request including the one or more conditional parameters, and receive an actual response indicating success of the configuring the IoT device. |
| US11296932B2 |
Terminal apparatus, server, system, method for terminal apparatus, and program for terminal apparatus
A terminal apparatus, a server, a system, a method for a terminal apparatus, and a program for a terminal apparatus, capable of easily making a setting of kitting data necessary for the operation of a gateway are provided. A terminal apparatus 11 according to the present disclosure includes an application unit 111 configured to transmit predetermined user information of the terminal apparatus 11 and predetermined identification information of the terminal apparatus 11 to a server 12, and receive, when the predetermined user information and the predetermined identification information are included in management data managed by the server 12, predetermined kitting data associated with the predetermined user information and the predetermined identification information from the server 12, and a radio communication unit 112 configured to transmit the predetermined kitting data to a gateway 13, the kitting data being data for making a setting necessary for an operation of the gateway 13. |
| US11296931B2 |
Method of deploying a network configuration in a datacenter having a point of presence
A method is devised of deploying a network configuration in a datacenter. The network configuration includes one of more points of interconnection, a point of presence of the datacenter being one of the one or more points of interconnection. Each of the one or more points of interconnection in the network configuration is modeled through objects comprising, for each given point of interconnection, a node object representing the point of interconnection, an interface object hierarchically inferior to the node object and representing a connection to the point of interconnection, an evpnEdge object representing the transport to/from of the point of interconnection in the network, and a layer object hierarchically inferior to the evpnEdge object, and representing the characteristics of the protocol of transport to/from the point of interconnection. The network configuration is set up by a succession of commands on the objects and then pushed to the datacenter. |
| US11296930B2 |
Tunnel-enabled elastic service model
Some embodiments provide novel inline switches that distribute data messages from source compute nodes (SCNs) to different groups of destination service compute nodes (DSCNs). In some embodiments, the inline switches are deployed in the source compute nodes datapaths (e.g., egress datapath). The inline switches in some embodiments are service switches that (1) receive data messages from the SCNs, (2) identify service nodes in a service-node cluster for processing the data messages based on service policies that the switches implement, and (3) use tunnels to send the received data messages to their identified service nodes. Alternatively, or conjunctively, the inline service switches of some embodiments (1) identify service-nodes cluster for processing the data messages based on service policies that the switches implement, and (2) use tunnels to send the received data messages to the identified service-node clusters. The service-node clusters can perform the same service or can perform different services in some embodiments. This tunnel-based approach for distributing data messages to service nodes/clusters is advantageous for seamlessly implementing in a datacenter a cloud-based XaaS model (where XaaS stands for X as a service, and X stands for anything), in which any number of services are provided by service providers in the cloud. |
| US11296927B2 |
Apparatus for integrating log, system for integrating log, and method for integrating log
Provided is an apparatus for integrating log that integrates logs in a series including a plurality of instruments each generating a log. The series includes: a log acquisition section that collects a plurality of logs from the plurality of instruments; a message ID time stamp processing section; a time stamp adjustment processing section; and a time stamp orders-of-sending-and-receiving confirmation processing section that confirms whether time reversal is present in the time stamps of the sending/receiving pair of the broadcast messages having the identical message ID in the plurality of time-base-adjusted logs. The time stamp adjustment processing section adjusts the time bases of the plurality of logs in such a manner as to resolve the time reversal in a case of presence of the time reversal in the time stamps of the sending/receiving pair of the broadcast messages. |
| US11296925B2 |
Network analyzer that provides answer to inquiry about network failure and network analyzing method
A network analyzer includes a storage and a processor to provide an answer to inquiry including an inquiry statement and device log. The storage stores first information indicating relation between a previously received inquiry statement and an answer for the inquiry statement and second information indicating relation between previously received device log and an answer for the device log. The processor selects a first answer candidate for a new inquiry statement and calculates a first degree of certainty of the first answer candidate based on the first information. The processor selects a second answer candidate for new device log corresponding to the new inquiry statement and calculates a second degree of certainty of the second answer candidate based on the second information. The processor determines an answer based on the first answer candidate, the first degree of certainty, the second answer candidate, and the second degree of certainty. |
| US11296918B2 |
Method for transmitting or receiving signal in wireless communication system and apparatus therefor
A method for receiving, by a terminal, downlink control information in a wireless communication system according to one embodiment of the present invention comprises the steps of: receiving information on a reference subcarrier spacing (SCS) from among a plurality of SCS numerologies; receiving downlink control information through a terminal group common physical downlink control channel (PDCCH); and obtaining information on a slot format from the downlink control information, wherein the downlink control information indicates the slot format on the basis of the reference SCS, and when the SCS of the terminal is different from the reference SCS, the terminal may convert the slot format of the reference SCS according to the SCS of the terminal. |
| US11296915B2 |
Reference signal transmission method and user equipment
Embodiments of the present invention provide a reference signal transmission method and user equipment. The method includes: determining, by a first user equipment, a first identifier related to the first user equipment; determining, by the first user equipment, a first cyclic shift indication from to-be-selected cyclic shift indications according to the first identifier; determining, by the first user equipment, first reference signal according to the first cyclic shift indication and a preset base sequence; and sending, by the first user equipment, the first reference signal to second user equipment, thereby implementing reference signal transmission in D2D communication. |
| US11296905B2 |
Management component transport protocol (MCTP) support for multiple bus segment groups
A Management Component Transport Protocol platform management subsystem includes an internal bridge, a first segment group, and a second segment group. The first segment group is coupled to the internal bridge. The second segment group is coupled to the internal bridge and the first segment group. The first segment group has a first plurality of Peripheral Component Interconnect Express (PCIe)-based buses. The second segment group has a second plurality of PCIe-based buses, wherein based on an identification (ID)-routed packet from the first segment group to the second segment group, the internal bridge routes the ID-routed packet to the second segment group. |
| US11296904B1 |
Asymmetric energy efficient ethernet
An Ethernet transceiver is disclosed. The Ethernet transceiver includes transceiver circuitry to couple to one end of an Ethernet link. The transceiver circuitry includes transmit circuitry to transmit high-speed Ethernet data along the Ethernet link at a first data rate and receiver circuitry. The receiver circuitry includes adaptive filter circuitry and correlator circuitry. The receiver circuitry is responsive to an inline signal to operate in a low-power alert mode with the adaptive filter circuitry disabled and to receive alert signals from the Ethernet link simultaneous with transmission of the Ethernet data by the transmit circuitry. The alert signals are detected by the correlator circuitry and include a sequence of alert intervals exhibiting encoded data at a second data rate less than the first data rate. |
| US11296892B2 |
Secure inter-service communications in a cloud computing system
Secure communications between services or components of a cloud computing system, are facilitated by generating at a first service provided by a first computing entity of a cloud computing system, a request for computing resources, generating at the first computing entity a digital data signature based at least on the request, using a private key associated with the first service; and inserting the digital data signature within an HTTP header associated with the request. A computer data network is used to communicate the request to a second service. The second service extracts the digital data signature and uses a public key to validate the digital data signature. |
| US11296891B2 |
Microcode signature security management system based on trustzone technology and method
A microcode signature security management system based on a Trustzone technology comprises the steps of: starting a normal operating system; acquiring the signature-encrypted microcode file and outputting the signature-encrypted microcode file and a switching signal by the normal operating system; receiving the switching signal and starting the monitor mode by the microprocessor to start a secure operating system; receiving the signature-encrypted microcode file, performing signature verification on the signature-encrypted microcode file, loading the file when the signature verification passes, otherwise outputting microcode error information when the signature verification fails by the secure operating system. The security of microcode is ensured on the basis of a secure operating system safety environment to which a system layer is inaccessible. A cryptography tool measure is adopted, so that the security, integrity and correctness of loaded microcode are ensured, and the risk of breaking, modifying and replacing an existing microcode management mechanism is lowered. |
| US11296890B2 |
Integrity protection
A message authentication code, for a message transmitted and received over a communications network, is formed by applying inputs to an integrity algorithm acting on the message. The inputs comprise: an integrity key; a value indicating a transfer direction; and a frame-dependent integrity input, wherein the frame-dependent integrity input is a frame-dependent modulo count value that also depends on a random value and on a frame-specific sequence number. |
| US11296889B2 |
Secret sharing via blockchains
Confidential, secret data may be shared via one or more blockchains. Mortgage applications, medical records, financial records, and other electronic documents often contain social security numbers, names, addresses, account information, and other personal data. A secret sharing algorithm is applied to any secret data to generate shares. The shares may then be integrated or written to one or more blockchains for distribution. |
| US11296885B2 |
System and method for implementing channel dynamic multifactor authentication
An embodiment of the present invention is directed to a Channel Dynamic Multifactor Authentication. This solution provides the capability to select a multifactor authentication channel (e.g., email, SMS, etc.) dynamically based on multiple sources of risk scoring input data. The risk decision engine may determine an optimal lowest risk delivery channel for delivery of a one-time passcode and/or implement an additional or alternative mechanism for user authentication or verification. |
| US11296884B2 |
Secure digital information infrastructure
An authentication and encryption computer system is disclosed including processing devices, a network interface, and a data store. The authentication and encryption system is configured to maintain in the data store content common to a plurality of entities and content independently specified by each of the plurality of entities. The system is configured to receive a content request from an application executing on a mobile device, the content request comprising a secure access code corresponding to an entity, and the content request encrypted by the mobile device. An interface, comprising the content common to the plurality of entities, is customized to include content independently specified by the entity, wherein the content independently specified by the entity comprises a token value. A user request for an item presented via the interface is received and the token value is transferred to the entity. |
| US11296881B2 |
Using IP heuristics to protect access tokens from theft and replay
An embodiment disclosed herein is related to computing systems and method for a computing system to generate an access token that includes an IP address from a request. In the embodiment, a request is received for access to one secured data items. The request may include user credentials that specify that a user making the request is permitted to access the secured data items. The user credentials are validated and an Internet Protocol (IP) address that the request was sent from is determined. An access token is generated that includes the IP address that the request was sent from. |
| US11296879B2 |
Encrypted search
A method comprises: tokenizing, at a first device, a search query; creating search requests and send to delegate devices, each search request including a public key encrypted message containing the tokenized search query and index identifiers of indices to be searched; computing search responses to the search requests, each search response comprising a partial trapdoor computed per token per identifier; transmitting the search responses to the first device; recombining, at the first device, the search responses per identifier per token; performing a ranked set of queries against the indices; and returning the search results in order of relevancy. |
| US11296877B2 |
Discovery method and apparatus based on service-based architecture
A discovery method and apparatus based on a service-based architecture, where the method includes a control network element sending a discovery response to a first functional network element, where the discovery response includes a determined security parameter and an access address or an identifier of a second functional network element. The first functional network element receives the discovery response from the control network element, and sends an access request to the second functional network element based on the address or the identifier of the second functional network element, where the access request includes the received security parameter. The second functional network element receives the access request from the first functional network element, verifies correctness of the security parameter, and determines, based on the correctness of the security parameter, whether the access request is authorized by the first functional network element. |
| US11296875B2 |
Password-authenticated public key establishment
A method for cryptographic key provisioning includes, via a main authentication server (MAS), generating a first secret key and registering a client by performing a first portion of a first instance of a distributed threshold oblivious pseudo-random function. The first instance of the function results in the client obtaining a root secret key and the MAS obtaining a corresponding root public key. The method includes authenticating the client to the MAS by performing a first portion of a second instance of the distributed threshold oblivious pseudo-random function. The second instance of the function results in the client obtaining the root secret key. Information stored by the client, the first secret key, and a second secret key generated by a support authentication server are inputs to at least one of the first and second instances of the distributed threshold oblivious pseudo-random function. |
| US11296874B2 |
Smartwatch one-time password (“OTP”) generation
One-time password (“OTP”) generation on a smartwatch is provided. OTP generation may include communication between an application on a smartwatch and an application on a smartphone. The request for an OTP may be received at the smartwatch. The smartwatch application may communicate with the smartphone application. An OTP may be generated within a third-party library within the smartphone application. The generated OTP may be transmitted from the smartphone application to the smartwatch application. The OTP may be displayed on the smartwatch. |
| US11296873B2 |
Methods and systems to establish trusted peer-to-peer communications between nodes in a blockchain network
Methods and devices for two nodes to authenticate each other as credentialed by a group of autonomous specialized nodes, without involving the group or involving a centralized certificate manager or authenticator. The method may involve a first node and a second node using bilinear pairing operations involving their respective identifiers and secret points to derive the same session key. Provided the secret points and identifiers were obtained from the group using the group private key, the bilinear pairing operation leads to generation of the same session key at each of the two nodes, thereby authenticating their respective credentials and enabling trusted communications between the two nodes. |
| US11296870B2 |
Key management configurations
A method, a system, and a computer program product for performing key management configurations. One or more encryption keys for encrypting one or more data payloads for accessing one or more databases are received. The received encryption keys are compared to a plurality of encryption keys associated with the databases. Based on the comparison, a configuration of at least one database is changed using the received encryption keys. The changed configuration is stored. |
| US11296868B1 |
Methods and system for combating cyber threats using a related object sequence hash
A cyber threat intelligence of a cyber threat includes a threat chain that describes objects involved in the cyber threat and relationships between the objects. A related object hash of an object is calculated by calculating a hash of one or more objects that are linked to the object as indicated in the cyber threat intelligence. A related object sequence hash of the threat chain is generated by calculating a total of the related object hashes. The related object sequence hash of the threat chain is compared to a related object sequence hash of another threat chain to detect cyber threats. |
| US11296866B2 |
Dynamic transform in blockchain header validation
Integrated circuits, methods, and computer programs are directed to performing proof-of-work (POW) operations. One integrated circuit includes a nonce register for storing a nonce value, a first one-way function (OWF) circuit configured to generate a hash of a header, a dynamic transform circuit configured to transform the hash of the header to generate a transform value, and a second OWF circuit configured to generate a hash of the transform value to obtain a validation parameter. The header includes the nonce value for POW validation of the header. Further, the transformation by the dynamic transform circuit is based on the nonce value. The validation parameter determines whether the POW meets a predetermined target for validation of the header with the nonce value. |
| US11296864B2 |
Identifying faults in a blockchain ordering service
An example operation may include one or more of signing a blockchain transaction by an endorsement peer member of a blockchain, transmitting the blockchain transaction to an ordering service, identifying a blockchain transaction queue length, and receiving a signed promise from the ordering service that the blockchain transaction will be included in an identified block number based on the blockchain transaction queue length. |
| US11296860B2 |
Phase-aligning multiple synthesizers
Embodiments of the present invention synchronize multiple synthesizers, such as phase-locked loops (PLLs), in a manner that does not require communication or coordination between the synthesizers. Specifically, each synthesizer is part of a synthesizer circuit that includes a synthesizer (e.g., a PLL), a phase measurement circuit, and a synchronization circuit. A common reference signal (e.g., an alternating clock signal) is provided to the synthesizer circuits. In one exemplary embodiment, in each synthesizer circuit, the phase measurement circuit measures a phase difference between the reference signal and a corresponding output of the synthesizer, and the synchronization circuit adjusts the synthesizer operation based on the measured phase difference in such a way that all of the synthesizers operate in-phase with one another relative to the common reference signal, without having any communication or coordination between the two synthesizer circuits other than provision of the common reference signal. |
| US11296855B2 |
Communication method, terminal device, and network device
A communication method, including receiving, by a terminal device, first indication information sent by the network device, where the first indication information indicates a first time-frequency resource used to receive a reference signal of the terminal device, receiving, by the terminal device, second indication information sent by the network device, where the second indication information indicates a second time-frequency resource, and determining, by the terminal device according to the second indication information, whether a third time-frequency resource is included in the first time-frequency resource, where the third time-frequency resource is at least one of a time-frequency resource included in both of the first time-frequency resource and the second time-frequency resource, a time-frequency resource adjacent to the second time-frequency resource, a time-frequency resource whose interval from the second time-frequency resource is less than a preset first interval, or a time-frequency resource related to the second time-frequency resource. |
| US11296849B2 |
Method and apparatus for transmitting HARQ-ACK information
A first PUCCH resource assigned for HARQ-ACK information in a slot where one or more PUCCHs are scheduled to be transmitted can be determined. A time instance in the slot can be determined. A group of PUCCH resources can be determined among the one or more PUCCH resources that end no later than the time instance. A second PUCCH resource for transmitting the HARQ-ACK information can be determined from the group of PUCCH resources. The HARQ-ACK information can be transmitted based on the second PUCCH resource. |
| US11296845B2 |
Reference signal designs for beam management in non-terrestrial networks in 5G systems
Various designs for reference signals for beam management (BM) in non-terrestrial networks (NTNs) in 5G systems are discussed. NTN platforms determine to transmit a BM reference signal associated with a beam in an NTN. The BM reference signal is configured to facilitate beam switching at a wireless communication entity, and the beam having a beam bandwidth. The NTN platforms determines a frequency resource for transmitting the BM reference signal, and transmits, to a wireless communication entity, the BM reference signal in the determined frequency resource. The wireless communication entity monitors the frequency resource, receives the BM reference signal associated with the beam in the frequency resource, and manages beam selection based on the received BM reference signal. Other aspects and features are also claimed and described. |
| US11296840B1 |
Media access control for frequency division full duplex in WLAN
A first communication device in a wireless local area network (WLAN) determines one or more frequency division, full duplex (FDFD) parameters for an FDFD operation that includes FDFD communications via a first frequency segment and a second frequency segment. The first frequency segment and the second frequency segment are separated by a gap in frequency. The one or more FDFD parameters include a parameter indicating a duration of the FDFD operation. The first communication device generates a communication frame that includes one or more indications of the one or more FDFD parameters. The one or more indications in the communication frame include an indication of the duration of the FDFD operation. The first communication device transmits the communication frame to prompt a plurality of second communication devices to participate in the FDFD operation. |
| US11296839B2 |
Data transmission method and apparatus
A data transmission method is disclosed. The method includes: processing, by a network device, first data to obtain at least one first modulation symbol that is in a first antenna port set, where the first antenna port set includes at least one first antenna port; and sending, by the network device, the at least one first modulation symbol to a terminal device in a first subframe by using a first carrier, where the at least one first modulation symbol is different from at least one second modulation symbol that a network device sends to the terminal device in the first subframe by using the first carrier and that is in a second antenna port set, and the second antenna port set includes at least one second antenna port. |
| US11296837B2 |
Physical broadcast channel (PBCH) transmission and reception on a shared communication medium
Techniques for broadcast channel management on a shared communication medium are disclosed. An access terminal may be configured to identify a subframe number associated with a given subframe based not only on a subframe number indicator but also a reference boundary. Conversely, an access point may be configured to set a subframe number indicator for a given subframe based not only on its subframe number but also a reference boundary. |
| US11296836B2 |
Method for transmitting and receiving signal based on LTE and NR in wireless communication system and apparatus therefor
The present invention relates to a method for an NR (New Radio Access Technology) user equipment to transmit and receive a signal in a wireless communication system and an apparatus therefor. The method comprises the steps of checking a PDCCH (Physical Downlink Control Channel) order and, if the PDCCH order is checked, initiating a random access procedure. In this case, if a first uplink carrier and a second uplink carrier are configured, the random access procedure is configured to transmit a random access preamble via a specific uplink carrier corresponding to an indicator associated with the PDCCH order among the first uplink carrier and the second uplink carrier. |
| US11296834B2 |
Redundant transmission system for PRP and multiple data packets
A method of operating a transmission system (1) having a first network (2) and at least one second network (3) where data is exchanged in that data of the first network (2) is inputted between these at least two networks (2, 3) into duplication means (4), and the inputted data is transmitted wirelessly via at least two transmission paths (6, 7) using PRP to separator means (5) and forwarded from the separating means (5) to the connected second network (3), characterized in that the data is transmitted as data packets and each data packet is transmitted several times via the same transmission path (6, 7). |
| US11296832B2 |
Wireless LAN communication apparatus and wireless LAN communication method
[Object] To make it possible to reduce wasteful retransmission processing and improve use efficiency of communication channels with regard to wireless LAN systems. [Solving Means] There is provided a wireless LAN communication apparatus including: a transmitter that transmits a data frame storing a plurality of fixed-length pieces of coded data for which it is possible to determine whether or not decoding is successfully performed; and a controller that controls retransmission processing in units of the pieces of coded data. |
| US11296830B2 |
Enhanced hybrid automatic repeat request for wireless communications
This disclosure describes systems, methods, and devices related to an enhanced hybrid automatic repeat request (HARQ). A device may determine two or more HARQ medium access control (MAC) frames. The device may determine a difference between a first number of bits of a physical layer (PHY) codeword and a second number of bits of a first HARQ MAC frame of the two or more HARQ MAC frames. The device may generate, based on the difference, a third number of bits, wherein the first number of bits is equal to a sum of the second number of bits and the third number of bits. The device may generate an aggregated MAC frame comprising the first HARQ MAC frame, the third number of bits, and a second HARQ MAC frame of the two or more HARQ MAC frames. The device may send the aggregated MAC frame. |
| US11296826B2 |
Frame acknowledgement method
Method enabling an application server to acknowledge, with a single acknowledgement frame, a set of frames sent by endpoints in a group of endpoints to said application server. Each endpoint in said group communicates with the application server via a gateway and a centralising server. The application server is connected to the centralising server via a first communication network. The centralising server is connected to each gateway by a second communication network. The group of endpoints and each gateway form a LoRa network, each communication between an endpoint in said group and a gateway using the LoRaWAN protocol. |
| US11296824B2 |
Device and method for supporting different services in wireless communication system
The present disclosure relates to 5th generation (5G) or pre-5G communication system for supporting a higher data transmission rate beyond a 4th generation (4G) communication system such as long term evolution (LTE). An operation method of a base station in a wireless communication system comprises the steps of: reallocating a resource, which has been allocated to a first service, to a second service in order to provide the second service; transmitting control information related to at least one reference signal punctured for reallocation of the resource; and transmitting the at least one punctured reference signal via a resource different from the resource having been allocated to the second service. |
| US11296817B2 |
Method and network node, for handling link adaption of a channel
A method performed by a network node, for handling link adaption (LA) of a channel. The network node obtains a channel quality value for each Transmission Time Interval (TTI) in a set of TTIs. The network node estimates a probability that a specific channel quality will occur from the obtained channel quality values for the set of TTIs based on a distribution of channel quality values. The network node further determines a set of transmission parameters which optimizes a target function of LA, based on the estimated probability for the channel quality, wherein each set of transmission parameters is mapped to a channel quality which is required for a successful reception. |
| US11296815B2 |
Terminal device and method for facilitating communication between terminal devices
A method in a first terminal device for facilitating direct communication with a second terminal device. The method comprises transmitting to the second terminal device a Modulation and Coding Scheme (MCS) index, based on which the second terminal device can obtain a modulation order and a Transport Block Size (TBS) in accordance with a first mapping or a second mapping between MCS indices on one hand and modulation orders and TBSs on the other. The MCS index is determined by the first terminal device by selectively applying the first or second mapping. |
| US11296814B2 |
Systems and methods for covert communications
A communications system and methods for covert communications are provided. A first transmitter that transmits an information carrying signal to a target receiver, a second transmitter and a third transmitter transmit jamming signals to the target receiver, such that the information carrying signals and the jamming signals are interleaved when received by the target receiver The information carrying signals and the jamming signals can be at least partially overlapping by an eavesdropper. |
| US11296813B2 |
Packet processing method and device
Example packet processing methods and devices are described. One example method includes that a first device identifies a received first packet through a first FlexE shim layer disposed in the first device. When identifying that the first packet is a flexible Ethernet (FlexE) packet, the first device performs timeslot mapping on the first packet, then encapsulates the first packet into a first gigabit passive optical network encapsulation mode (GEM) frame. One first identifier is selected by the first device from at least one identifier reserved for a FlexE service, and is allocated to the first GEM frame, where the first identifier is used to indicate that the first GEM frame is a GEM frame corresponding to the FlexE packet. The first device sends the first GEM frame that carries the first identifier. |
| US11296811B2 |
Optical multicast switch with broadcast capability
An apparatus includes a first input port, a first switch, and a second switch. The first switch and the second input port are in optical communication with the first input port. The apparatus also includes a second input port, a third switch, and a fourth switch. The third switch and the fourth switch are in optical communication with the second input port. Each switch is switchable between a first state to pass optical signals and a second state to block optical signals. The apparatus also includes a first combiner in optical communication with the first input port via the first switch and the second input port via the third switch. The apparatus also includes a second combiner in optical communication with the first input port via the second switch and the second input port via the fourth switch. |
| US11296805B2 |
Wireless radio device alignment tools and methods
Wireless radio device alignment tools and methods. Described herein are methods for point-to-point alignment of wireless radio devices and alignment tools to assist in aligning wireless radio devices. These alignment tools may automatically or manually receive location information and may use a local compass function to determine a rough or initial alignment and additional tools to provide further (fine) alignment based on calculated and actual signal strength between the two devices being aligned. |
| US11296804B2 |
Radio-based channel sounding using phased array antennas
An example device may include at least three phased array antennas controllable to provide respective receive beams steerable in azimuth and elevation, where faces of the phased array antennas are arranged to provide a receive beam coverage 360 degrees in azimuth, and at least three radio frequency front ends to receive channel sounding waveforms from a fifth generation base station of a cellular network via the respective receive beams and to generate baseband signals from the channel sounding waveforms. The device may include a processing system including at least one processor in communication with the radio frequency front ends to steer the respective receive beams via instructions to the radio frequency front ends, receive the baseband signals from the radio frequency front ends, determine a plurality of measurements of at least one wireless channel parameter based upon the baseband signals, and record locations and spatial orientation information for the measurements. |
| US11296801B2 |
Method for calibrating crystal frequency offset through radio frequency signal
A method for calibrating crystal frequency offset through a radio frequency signal includes, in Step S1, a radio frequency port of a device is connected to one end of a radio frequency cable through a copper pipe connector and the other end of the radio frequency cable is connected to a Wireless Local Area Network (WLAN) tester which is connected with a control terminal. In Step S2, a user controls the WLAN tester to test the radio frequency signal of the device through the control terminal to obtain a test result, and determines whether a deviation of the radio frequency signal is qualified. If it is qualified, the user exits the test, otherwise the user regulates the crystal circuit of the device under test, and returns to Step S2. The method may not be affected by a probe, thus the measurement may be more accurate. |
| US11296798B2 |
Optical wireless communications system
There is a photovoltaic (PV) panel 10 including an array of photovoltaic (PV) elements (12). Each PV element (12) is stand alone and can be electronically addressed individually. The PV panel (10) also includes a number of spectral filters (14), in this example, a red filter (14r), a green filter (14g) and a blue filter (14b) arranged over some of the PV elements (12) to filter out the red, green and blue spectral components from white (combined red, green and blue) light emitted from a red-green-blue (RGB) transmitter. Data can be transmitted by modulating the spectral components of the RGB transmitter such that the data in each of the spectral components can be recovered from the electrical signal generated by the PV elements (12). |
| US11296795B1 |
Encoding a first modulation type with a first spectral efficiency into a second modulation type capable of having a second spectral efficiency
In a first embodiment, a method and apparatus for encoding a first spectral efficiency into a second spectral efficiency; wherein the second spectral efficiency has a higher order than the first spectral efficiency. In a second embodiment, a method and apparatus for achieving at least two spectral efficiencies using a single type of modulation. |
| US11296791B1 |
Auto-tuneable optical transceiver modules
Techniques for tuning an optical communication system are disclosed. The system includes a first signal path for transmitting data, including an optical source, a first one or more variable optical attenuators (VOAs), a modulator, and a transmission fiber. The system further includes a second signal path for receiving data, including a receiver fiber and a second one more VOAs. The first one or more VOAs are tuned using the optical source in the first signal path for transmitting data, based on comparing a plurality of optical signal power values in the first path while a first tuning mode is enabled. The second one or more VOAs are tuned, using the optical source in the first signal path for transmitting data, based on comparing a plurality of optical signal power values in the second path while a second tuning mode is enabled. |
| US11296790B2 |
Transmission system and wavelength resource management method
A transmission system formed by connecting sites through an optical fiber stores at least unique information of the transmission functional devices for each site, connection information, and information of wavelength resources that can be accommodated in the optical fiber in a facility DB as DB information D2. When the number of wavelengths of order information for requesting the number of wavelengths required for transmission of optical signals between sites is larger than the number of wavelengths that can be accommodated in the optical fiber of the DB information D2, the number of wavelengths for each of the transmission functional devices required for enabling the number of wavelengths of the order information D1 to be accommodated in the optical fiber is designed using the design unit. Designed numbers of wavelengths are configured in the corresponding transmission functional devices using the configuration unit. |
| US11296788B2 |
Reception device and reception method
A reception device includes: an image sensor that captures an image, and a reception unit configured to sample a plurality of pixels included in each of N (N being an integer greater than or equal to two) regions included in an imaging surface of the image sensor to receive, in parallel, N mutually different optical signals transmitted from a plurality of light sources. |
| US11296782B2 |
Systems and methods for assisting radio cell acquisition by a mobile device for mobile satellite wireless access
Access, mobility management and regulatory services are supported for satellite access to a 5G core network. Radio cells supported by a satellite may be moving as the satellite moves and may undergo changes, e.g. when a satellite is transferred from one earth station to another. A base station may broadcast a remaining lifetime for a radio cell (e.g. in a system information block) which indicates to UEs how much longer the radio cell can be accessed before a change occurs. A radio cell may also indicate support for one or more fixed tracking areas (TAs) in coverage of the radio cell. A base station may broadcast a remaining lifetime for each TA to indicate to UEs how much longer a TA will be supported by the radio cell. UEs can use the indications to perform cell change or handover to other radio cells and/or other satellites. |
| US11296776B2 |
Multi-spectrum access node
Systems and methods for managing a network are disclosed. In an aspect, a method can comprise receiving first information by an access node of a premises network via a first radio frequency band. At least a portion of the first information can be transmitted via a second radio frequency band to a gateway node of the premises network. Second information can be received from the gateway node via the second radio frequency band. At least a portion of the second information can be transmitted via the first radio frequency band to a source of the first information. |
| US11296775B2 |
Motion awareness-based wireless access
A Motion Aware Scheduler (MAS) is configured to obtain, from a controller through an interface, Motion State Information (MSI) for a motion of at least one movable apparatus, also configured to obtain, from a physical layer of a radio node comprising the MAS, Channel State Information (CSI), also configured to associate the CSI and the MSI in order to obtain a mapping information, and also configured to store the mapping information in order to obtain a stored mapping information. |
| US11296772B2 |
Methods and devices for transmit beamsweeping with payload data
A wireless device includes a radio frequency transceiver, an antenna array, and one or more processors configured to transmit and receive signals with the radio frequency transceiver and the antenna array, and further configured to transmit, with a first antenna beam, a first plurality of blocks of payload data, transmit, with a second antenna beam, a second plurality of blocks of payload data, receive from a receiver device, feedback on the first plurality of blocks and the second plurality of blocks that requests retransmission or transmit power adjustments, select, based on the feedback, an antenna beam as a transmit antenna beam, and transmit payload data to the receiver device with the transmit antenna beam. |
| US11296765B2 |
First network node methods therein for handling directions of transmission of beamformed beams
A method by a first network node for handling directions of transmission of beamformed beams by a first radio network node. Both nodes operate in a wireless communications network. The first network node determines, out of a set of directions in which the first radio network node is capable of transmitting the beams, a subset of directions of transmission of the beams having a probability of detection above a threshold, by a first wireless device. The determining is based on data obtained from previous attempts of positioning one or more second wireless devices using at least some of the directions. The first network node also initiates providing, to at least one of the first radio network node and a second network node operating in the wireless communications network, an indication of the determined subset. |
| US11296762B2 |
Method and apparatus for providing user equipment access to millimeter wave stations through a microwave station
A method for providing user equipment access to millimeter wave stations through a microwave station includes receiving an indication of millimeter wave stations operating within a microwave coverage area of a microwave station. In a microwave band, information associated with the millimeter wave stations is broadcasted to user equipment in the microwave coverage area. A request is sent to the millimeter wave stations to transmit configuration signals over a microwave band. An instruction is transmitted over the microwave band to the user equipment to perform proximity measurements of the configuration signals. According to the proximity measurements, a request is sent to a particular millimeter wave station to transmit beamforming signals over a millimeter wave band. An instruction is transmitted over the microwave band to the user equipment to perform beamforming measurements of the beamforming signals. According to the beamforming measurements, the user equipment is switched to millimeter wave operation. |
| US11296761B2 |
Wireless communication for vehicle based node
A communication system supports communication between an end node (101) of a vehicle (103) and a remote correspondent node (105) via a fixed network (107) which comprises a plurality of wireless access points (109) with a directional antenna arrangement for mm wave radio communication using directional beams. A vehicle (103) comprises wireless modems (111, 113, 701, 703) employing electronically steerable beamforming directional antennas for establishing mm wave radio communication links to the access points (109). The wireless modems (111, 701) forms links to two different access points (109). A ink manager (1101) is arranged to terminate a second mm wave radio communication link in response to a link failure a first mm wave radio communication link, and to initialize setup of a third mm wave radio communication link in response to the termination of the second mm wave radio communication link. |
| US11296759B2 |
Precoding matrix index reporting method, communications apparatus, and medium
This application discloses a precoding matrix index (PMI) reporting method, and related communications apparatus and medium. The method includes: determining an rank indicator (RI) and a PMI, where the PMI is used to determine R precoding matrices W1, . . . , WR. An rth precoding matrix Wr in the R precoding matrices satisfies Wr=W1×W2,r, where an lth row of W2,r is obtained by performing DFT transform on an lth row of a matrix V2,r, and R is indicated by the RI. The PMI includes first indication information and second indication information. The first indication information includes location index information. The location index information is used to indicate Km,r element locations tr,m,1, . . . , ∈{1, . . . , T} on an mth row of V2,r. The second indication information is used to indicate Km,r complex coefficients at the element locations tr,m,1, . . . , on the mth row of V2,r. V2,r is determined based on the Km,r element locations and the Km,r complex coefficients. |
| US11296755B2 |
Communication method and communications apparatus
This application provides a communication method and a communications apparatus. The method includes: generating, by a terminal device, first indication information, where the first indication information is used to indicate a precoding matrix, the precoding matrix is applied to at least one antenna panel and includes at least one precoding vector, each precoding vector includes a plurality of subvectors, each subvector corresponds to an antenna port on the antenna panel and includes two polarization vectors, and each polarization vector is generated by performing weighted combination on a plurality of basis vectors; and sending the first indication information. In embodiments of this application, accuracy of a codebook can be improved. |
| US11296753B2 |
Method for transmitting information, device and computer storage medium
Provided in the embodiments of the disclosure are a method for transmitting information, a device and a computer storage medium. The method may be applied to a network side device and include: sending first information to a terminal device, the first information including a resource indicator for performing a quasi-periodic Channel State Information (CSI) feedback and duration candidate values of the quasi-periodic CSI feedback; and sending second information to the terminal device, the second information including an activation indicator for activating the quasi-periodic CSI feedback and determination information for determining a duration of the quasi-periodic CSI feedback from the candidate values. |
| US11296752B2 |
Remote unit supporting radio frequency (RF) spectrum-based coverage area optimization in a wireless distribution system (WDS)
Embodiments of the disclosure relate to a remote unit supporting radio frequency (RF) spectrum-based coverage area optimization in a wireless distribution system (WDS). A remote unit in a WDS includes a plurality of sector RF paths configured to support sectored coverage areas around the remote unit. Each of the sector RF paths includes an antenna configured to communicate an RF communications signal(s) in an RF spectrum(s). A processing circuit determines a selected downlink sector communications signal(s) to be distributed at a selected power from a selected sector RF path(s) in a selected RF spectrum(s) and provides the selected downlink sector communications signal(s) to the selected sector RF path(s). In this manner, the processing circuit can independently configure a sector RF path(s) to distribute a downlink RF communications signal(s) in an RF spectrum(s) at a desired power(s), thus enabling directional capacity optimization and/or RF interference mitigation around the remote unit. |
| US11296750B2 |
Near-field wireless device including a first near-field antenna and a second near-field antenna
One example discloses a near-field wireless device, including: a stack of layers distributed along a first axis; a first near-field antenna having a conductive surface and embedded in a first layer within the stack of layers; wherein the conductive surface is configured to carry non-propagating quasi-static near-field electric-induction signals for on-body near-field communications; a second near-field antenna having an inductive loop and embedded in a second layer within the stack of layers; wherein the inductive loop is configured to carry non-propagating quasi-static near-field magnetic-induction signals for off-body near-field communications; wherein the first and second layers are different layers; and wherein the first and second antennas are not in galvanic contact. |
| US11296744B2 |
Foldable phone case method and devices
The embodiments disclose a method including fabricating a one section foldable phone case for coupling with a foldable phone configured to fold from top to bottom, fabricating a one section foldable phone case for coupling with a foldable phone configured to fold from side to side, fabricating a two-section foldable phone case for coupling with a foldable phone configured to fold from top to bottom, fabricating a two-section foldable phone case for coupling with a foldable phone configured to fold from side to side, wherein phone cases are configured to view front and back foldable phone folded and unfolded screens, and embedding a RFID chip with a unique ID number into a foldable phone cases configured for locating and identifying a user's foldable phone case. |
| US11296739B2 |
Noise suppression device, noise suppression method, and reception device and reception method using same
A noise suppression device includes: a DFT executor that expands a baseband signal into a discrete Fourier series X0(n), the baseband signal being generated by mixing an AM broadcast wave signal including a carrier wave of the angular frequency ωC with a complex sine wave of the same frequency; and an amplitude spectrum calculator that calculates an amplitude spectrum |X0(n)| from X0(n). The noise suppression device also includes: an asymmetric component detector that detects an asymmetric component in |X0(n)|; a suppressor that calculates a discrete Fourier series X1(n) by multiplying the value corresponding to the asymmetric frequency bin by a first factor and multiplying the other values by a second factor in X0(n); and an IDFT executor that performs inverse discrete Fourier transform on X1(n) to obtain a discrete-time signal. |
| US11296737B1 |
Gain control circuit for linear equalizer with programmable equal step peaking gain
Embodiments of a gain control circuit and a wideband communication circuit that uses the gain control circuit are disclosed. In an embodiment, gain control circuit includes first and second output terminals to output gain control signals and first and second diode-connected transistors connected between a supply voltage and the first and second output terminals, which are connected to input terminals of a communication component circuit with a plurality of input transistors. The gain control circuit further includes a current digital-to-analog converter connected to the diode-connected transistors to generate first and second currents for the diode-connected transistors based on an N-bit input code, wherein a ratio of the first and second currents sets voltages of the gain control signals that are output from the gain control circuit to the communication component circuit to control signal gain provided by the communication component circuit. |
| US11296736B2 |
Time-sharing detection control circuit, wireless transceiver system and time-sharing detection and control method
A time-sharing detection control circuit connected to a plurality of amplification links, includes: a control module to sequentially output a number of switching control signals at preset intervals; a detection module electrically connected to the control module, and a change-over switch. The detection module converts output signals from the amplification links into detection signals and output the detection signals to the control module. The change-over switch is connected to the control module, the detection module and each of the amplification links, and sequentially selects one of the amplification links to be connected to the detection module at preset intervals under control of the switching control signals so as to enable the output signals from the one of the amplification links to be inputted into the detection module. |
| US11296734B2 |
Methods of detecting power of individual carrier of aggregated carrier
Aspects of this disclosure relate to detecting power associated with an individual carrier of a carrier aggregated signal. In an embodiment, an aggregated carrier including at least a first carrier and a second carrier is provided. An indication of power of the first carrier of the aggregated carrier is detected. Separately from detecting the indication of power of the first carrier, an indication of power of the second carrier of the aggregated carrier is detected. The power associated with a radio frequency (RF) signal provided to an RF source associated with the first carrier can be adjusted based on the indication of power of the first carrier. |
| US11296728B2 |
Interleaving and mapping method and deinterleaving and demapping method for LDPC codeword
An interleaving and mapping method and a deinterleaving and demapping method for an LDPC codeword are provided. The interleaving and mapping method comprises: performing first bit interleaving on a parity bits part of the LDPC codeword to obtain interleaved parity bits; splicing an information bit part of the codeword and the interleaved parity bits into a codeword after the first bit interleaving; dividing the codeword after the first bit interleaving into multiple consecutive bit subblocks in a predetermined length, and changing the order of the bit subblocks according to a corresponding permutation order (bit-swapping pattern) to form a codeword after second bit interleaving; dividing the codeword after the second bit interleaving into two parts, and writing the two parts into storage space in a column order respectively and reading the two parts from the storage space in a row order respectively to obtain a codeword after third bit interleaving. |
| US11296724B2 |
Encoding method and apparatus
This application provides an encoding method and apparatus in a wireless communications system. The method includes: performing cyclic redundancy check (CRC) encoding on A to-be-encoded information bits based on a CRC polynomial, to obtain a first bit sequence, where the first bit sequence includes L CRC bits and the A information bits; and performing polar encoding on the first bit sequence, where L has a value of one of 3, 4, 5, 8, and 16. Based on an improved CRC polynomial, coding satisfying a false alarm rate (FAR) requirement is implemented. |
| US11296719B2 |
Front-end circuit performing analog-to-digital conversion and touch processing circuit including the same
A touch processing circuit includes: a front-end circuit including an amplifier, a first capacitor, a second capacitor, a third capacitor, and a plurality of switches each having two ends that are selectively connected each other, the front-end circuit being configured to process an input signal varying according to a touch; and a controller controlling the plurality of switches so that the front-end circuit is configured as a first circuit that accumulates deviation of the input signal between a first phase and a second phase during an integration period and a second circuit that converts the accumulated deviation into a digital signal during a conversion period. |
| US11296714B2 |
Residue transfer loop, successive approximation register analog-to-digital converter, and gain calibration method
A residue transfer loop, a successive approximation register analog-to-digital converter and a gain calibration method are disclosed. In particular, the residue transfer loop includes a sampling switch module, a logic controlling circuit, a residue holding capacitor module, a DAC capacitor array, a residue transfer module, a current rudder, a reset switch module and a charge sharing switch module. The logic controlling circuit sequentially outputs control signals according to preset time intervals in a preset period to control the reset switch module, the residue transfer module, the sampling switch module and the charge sharing switch module to work sequentially, thereby realizing a residue transfer. |
| US11296710B2 |
Digital subsampling PLL with DTC-based SAR phase estimation
The present disclosure relates to a digital subsampling phase-locked-loop (PLL) with a digital-to-time converter (DTC) based successive-approximation-register (SAR) phase estimation. This disclosed PLL utilizes a DTC and a one-bit sampler to generate one phase word by calculating multiple one-bit phase measurements with a SAR algorithm. The one phase word, which indicates the phase estimation of a radio frequency (RF) output signal compared to a reference signal, enables the PLL to lock the RF output signal with the reference signal in a short settling time. In addition, utilizing the one-bit sampler instead of a conventional frequency divider is good for linearity and low power consumption of the PLL without introducing significant noise in the RF output signal. |
| US11296708B2 |
Low power ferroelectric based majority logic gate adder
An adder with first and second majority gates. For a 1-bit adder, output from a 3-input majority gate is inverted and input two times to a 5-input majority gate. Other inputs to the 5-input majority gate are same as those of the 3-input majority gate. The output of the 5-input majority gate is a sum while the output of the 3-input majority gate is the carry. Multiple 1-bit adders are concatenated to form an N-bit adder. The input signals are driven to first terminals of non-ferroelectric capacitors while the second terminals are coupled to form a majority node. Majority function of the input signals occurs on this node. The majority node is then coupled to a first terminal of a non-linear polar capacitor. The second terminal of the capacitor provides the output of the logic gate. A reset mechanism initializes the non-linear polar capacitor before addition function is performed. |
| US11296702B1 |
Signal transmission circuit of a semiconductor device
A signal transmission circuit of a semiconductor device includes a first emphasis circuit and a second emphasis circuit. The first emphasis circuit feeds a signal of an output node back to an input node. The first emphasis circuit may perform a first emphasis operation on a signal of the input node and the signal of the output node by adjusting a feedback time of the first emphasis circuit. The second emphasis circuit may be connected in parallel with the first emphasis circuit to perform a feedback of the signal of the output node to the input node. The second emphasis circuit may perform a second emphasis operation on the signal of the input node and the signal of the output node by adjusting a feedback time of the second emphasis circuit. |
| US11296700B1 |
Triple modular redundancy flip-flop with improved power performance area and design for testability
A triple modular redundancy (TMR) flip-flop includes a set of master-gate-latch circuits including a first set of inputs to receive a first digital signal, and a second set of inputs to receive a clock; and a voting logic circuit including a set of inputs coupled to a set of outputs of the set of master-gate-latch circuits, and an output to generate a second digital signal based on the first digital signal. Another TMR flip-flop includes a set of master-gate-latch circuits to receive a set of digital signals in response to a first edge of a clock, respectively; and latch the set of digital signals in response to a second edge of the clock, respectively; and a voting logic circuit to receive the latched set of digital signals; and generate a second digital signal based on a majority of logic levels of the latched first set of digital signals, respectively. |
| US11296698B2 |
Impedance calibration circuit
An impedance calibration circuit is provided. The impedance calibration circuit includes a first calibration circuit, a second calibration circuit and a control circuit. The first calibration circuit is adapted to be coupled to an external resistor through a calibration pad, and generate a first voltage according to a first control signal and a resistance value of the external resistor. The second calibration circuit generates a second voltage according to the first control signal and a second control signal. The control circuit is configured to compare the first voltage and a reference voltage to obtain a first comparison result, and compare the first voltage and the second voltage to obtain a second comparison result, and generate the first control signal according to the first comparison result, and generate the second control signal according to the second comparison result. |
| US11296692B1 |
Power-on reset circuit
A power-on reset circuit includes a complementary-to-absolute-temperature circuit that outputs one control voltage, and a proportional-to-absolute-temperature (PTAT) circuit that outputs a PTAT current. The power-on reset circuit further includes various resistors that are coupled in series, and generate another control voltage based on the PTAT current that is outputted by the PTAT circuit. Further, the power-on reset circuit includes a comparator that compares the two control voltages to generate a power-on reset signal. The power-on reset signal is activated when a supply voltage is greater than or equal to a trip voltage, and deactivated when the supply voltage is less than the trip voltage. A functional circuit is configured to execute a reset operation associated therewith when the power-on reset signal transitions from a deactivated state to an activated state. |
| US11296689B2 |
Output circuit having voltage-withstanding mechanism
The present disclosure discloses an output circuit having a voltage-withstanding mechanism that includes a PMOS, a NMOS, a voltage-withstanding auxiliary NMOS and a voltage-withstanding auxiliary circuit. The PMOS includes a first source terminal and a first drain terminal coupled to a voltage source and an output terminal and a first gate receiving a first input signal. The NMOS includes a second source terminal and a second drain terminal coupled to a ground terminal and a connection terminal and a second gate receiving a second input signal. The auxiliary NMOS includes a third drain terminal and a third source terminal coupled to the output terminal and the connection terminal. The auxiliary circuit is coupled to the voltage source and a third gate of the auxiliary NMOS and provides a current conducting mechanism and a resistive mechanism respectively when the output terminal is operated at a logic high level and a logic low level. |
| US11296678B1 |
Complementary current-mode biquad with high linearity
Certain aspects of the present disclosure provide methods and apparatus for processing signals using a current-mode biquad filter, which may have a tunable bias current and/or tunable capacitance. One example apparatus is a current-mode biquad filter circuit that includes a first input current node, a first capacitive element coupled to the first input current node, a first output current node, a first active filter circuit coupled between the first input current node and the first output current node, and a second active filter circuit coupled between the first input current node and the first output current node. The second active filter circuit is complementary to the first active filter circuit. |
| US11296677B2 |
Fast, highly accurate, full-FEM surface acoustic wave simulation
The present disclosure provides systems and methods for scalable and parallel computation of hierarchical cascading in finite element method (FEM) simulations of surface acoustic wave (SAW) devices. Different computing units of a cluster or cloud service may be assigned to independently model different core blocks or combinations of core blocks for iterative cascading to generate a model of the SAW devices. Similarly, frequency ranges may independently be assigned to computing units for modeling and analysis of devices, drastically speeding up computation. |
| US11296673B2 |
Component with a thin-layer covering and method for its production
A component (B) comprising a carrier (TR), on which a functional structure (FS) is covered by a thin-layer covering (DSA) spanning across and resting on the carrier. On a planarization layer arranged above the thin-layer covering (DSA), a wiring level (M1, M2) is realized, which comprises structured conductor paths and which is connected via through-connections to the functional structure (FS). |
| US11296670B2 |
Impedance matching transceiver
Impedance matching transceivers may include a tuning circuit to match the transceiver module impedance to the housing conditions. In some examples, the impedance matching is controlled by tuning-circuits that may be integrated into a transceiver module by using a fan-out package (FO PKG). One example of a tuning circuit may include a switch to isolate the parallel capacitors, such that when the switch is on or closed the parallel capacitors are active. |
| US11296665B2 |
Amplifier arrangement
For converting analog audio signals captured by a microphone into digital audio data, the analog audio signals are first amplified in a pre-amplifier and then fed to an analog-to-digital converter (ADC). For better utilizing the dynamic range of the ADC, a DC coupled dual amplifier circuit may be used herein that automatically switches between two amplifier branches with different gain factors. To avoid switching noise, both signals must have the same DC component before the analog-to-digital conversion. To achieve this, the amplifier arrangement comprises a first amplifier branch having a higher first gain factor (G1) and providing a first output voltage (VOUT1) and a second amplifier branch having a lower second gain factor (G2) and providing a second output voltage (VOUT2). Both amplifier branches are DC coupled and receive as a common input signal an audio signal with a predetermined DC component (Vk). The amplifier arrangement further comprises a differentiating member (D) for generating a voltage difference between the two output voltages (VOUT1,VOUT2). From the voltage difference, a control voltage (Vbias) is generated for controlling the DC component (Vk) of the input signal such that the DC components of the output voltages (VOUT1, VOUT2) are aligned to each other. |
| US11296663B2 |
Common-mode insensitive current-sensing topology in full-bridge driver with high-side and low-side energy matching calibration
A system may include a Class-D stage comprising a first high-side switch coupled between a supply voltage and a first output terminal of the Class-D stage, a second high-side switch coupled between the supply voltage and a second output terminal of the Class-D stage, a first low-side switch coupled between a ground voltage and the first output terminal, and a second low-side switch coupled between the ground voltage and the second output terminal. The system may also include current sensing circuitry comprising a first sense resistor coupled between the first low-side switch and the ground voltage, such that an output current through a load coupled between the first output terminal and the second output terminal causes a first sense voltage proportional to the output current across the first sense resistor when the first low-side switch is activated. The current sensing circuitry may also include a second sense resistor coupled between the second low-side switch and the ground voltage, such that an output current through the load causes a second sense voltage proportional to the output current across the second sense resistor when the second low-side switch is activated. The system may also include measurement circuitry configured to measure the first sense voltage and the second sense voltage to determine the output current. |
| US11296662B2 |
High-frequency power amplifier
The present invention relates to a high-frequency power amplifier in which mainly an amplification GaN chip and a GaAs chip which has a pre-match circuit for the former formed thereon are connected by wires on an identical metal plate. The high-frequency power amplifier according to the present invention is provided with a coupler exhibiting a mutual inductance of a subtractive polarity on the GaAs chip, thereby making it possible to: cancel a mutual inductance between adjacent wires; reduce the spread of a second harmonic impedance with respect to a frequency when a signal source is viewed from a gate terminal of the GaN chip; and maintain a high efficiency of the power amplifier in a desired fundamental wave band. |
| US11296659B2 |
Switchless bi-directional amplifier using neutralized differential pair
A bi-directional amplifier (BDA) comprises a first pair of amplifier transistors and a second pair of amplifier transistors, wherein the first pair of amplifier transistors are cross-coupled with the second pair of amplifier transistors, and wherein the first pair of amplifier transistors and the second pair of amplifier transistors each comprise a differential common-emitter (CE) pair (or common-source (CS) pair) with equal transistor size or different transistor size. The BDA further comprises a plurality of blocking capacitors to decouple the collector and the base biases of the first pair of amplifier transistors and the second pair of amplifier transistors. Alternatively or additionally, the BDA further comprises two input/output baluns, through which a common voltage bias is applied to the collectors of each of the differential CE pairs (or drains of CS pairs in some implementations). The baluns enable single-ended measurement and characterization. |
| US11296655B2 |
Power amplifier biasing network providing gain expansion
An apparatus includes an amplifier and a bias network. The amplifier generally has a predefined linear range. The bias network is generally connected to an input of the amplifier. The bias network generally comprises a linearizer configured to provide gain expansion and extend linearity of the amplifier beyond the predefined linear range. |
| US11296654B2 |
Electronic envelope detection circuit and corresponding demodulator
An electronic envelope detection circuit includes an input signal detecting circuit having at least one MOS transistor configured to receive a radiofrequency input signal and to deliver an internal signal on the basis of the input signal. The biasing point of the at least one transistor is controlled by the input signal and a control signal. A processing circuit that is coupled to the input signal detecting circuit is configured to deliver a low-frequency output signal on the basis of the internal signal and further deliver the control signal on the basis of the output signal. In operation, the value of the control signal decreases when the average power of the input signal increases, and vice versa. |
| US11296651B2 |
Semiconductor package structure
A semiconductor package structure includes an organic substrate having a first surface, a first recess depressed from the first surface, a first chip over the first surface and covering the first recess, thereby defining a first cavity enclosed by a back surface of the first chip and the first recess, and a second chip over the first chip. The first cavity is an air cavity or a vacuum cavity. |
| US11296648B1 |
Solar panel racking system and devices for the same
A solar panel racking system that can include end clamps, mid clamps, bottom clamps, L-foot adapter assemblies, rails, and L-foot assemblies. The solar panel racking system minimizes the use of tools by snapping many of the mounting components in place. The end clamps, mid clamps, and bottom clamps can snap over the rail sides and lock into upper detented portions of the rail sides. The upper detented portions are structured to prevent upward movement of the end clamps, mid clamps, and bottom clamps. The L-foot adapter body of the L-foot adapter assembly snaps over lower detented portions of rail sides and secures the rail to an L-foot assembly. The end clamps, mid clamps, bottom clamps, rails, and L-foot adapter assemblies are independent of the L-foot assembly, allowing a selection of L-foot assemblies to be used as appropriate with the solar panel racking system. |
| US11296647B2 |
Solar array with reference solar power plant for improved management
Solar array (1) comprising solar modules (3) distributed in rows (10), each solar module comprising solar collector (5) carried by a single-axis solar tracker (4), a reference solar power plant (2) comprising a central reference solar module and at least one secondary reference solar module, and a piloting unit (7) adapted for: piloting the angular orientation of the central reference module according to a central reference orientation setpoint corresponding to an initial orientation setpoint, piloting the orientation of each secondary reference module according to a secondary reference orientation setpoint corresponding to the initial orientation setpoint shifted by a predefined offset angle; receiving an energy production value from each reference module; piloting the orientation of the modules, except for the reference modules, by applying the reference orientation setpoint associated to the reference module having the highest production value. |
| US11296644B2 |
Alternating passive rectification and 3-phase-short control for motor fault protection
A vehicle includes a traction battery, an inverter, and a controller. The inverter includes a plurality of pairs of switches. Each of the pairs includes an upper switch that is directly electrically connected with a positive terminal of the traction battery and a lower switch that is directly electrically connected with a negative terminal of the traction battery. The controller, responsive to presence of a fault condition and during each of consecutive switching periods, deactivates all of the switches for a predetermined portion of the switching period, activates only the upper switches for another predetermined portion of the switching period, deactivates all of the switches for yet another predetermined portion of the switching period, and activates only the lower switches for still yet another predetermined portion of the switching period. |
| US11296643B2 |
Motor driving apparatus and home appliance including the same
A motor driving apparatus for a home appliance includes: a power supply part configured to supply DC power, a DC-Link capacitor connected to the power supply part, an inverter connected to the DC-Link capacitor and comprising a plurality of switching elements, the inverter being configured to convert, by operating the plurality of switching elements, the DC power into AC power and output the converted AC power to a motor, a DC-Link resistor element disposed between the DC-Link capacitor and the inverter, a signal generator connected to the DC-Link resistor element and configured to generate and output a plurality of signals based on an output current flowing through the DC-Link resistor element, and a controller configured to control the inverter based on the plurality of signals received from the signal generator. |
| US11296636B2 |
Method for operating an electrically commutated machine
A method for operating an electrically commutated machine. In at least one method step, in particular in at least one method step of overmodulation operation of the electrically commutated machine, a precommutation angle of the electrically commutated machine is set depending on an efficiency of the electrically commutated machine. |
| US11296635B2 |
Control system for motor
A control system for motor configured to control currents supplied to an armature coil and a field coil properly to achieve a required torque. The control system controls torque of a rotor by controlling a base torque generated by energizing an armature coil, and a field torque generated by energizing a field coil. When a target torque is equal to or greater than a predetermined torque, the controller controls the base torque and the field torque such that a ratio of the field torque to the target torque is increased greater than that of a case in which the target torque is less than the predetermined torque. |
| US11296634B2 |
Method and system for sensorless determination of the orientation of the rotor of an ironless PMSM motor
A method and system for sensorless determination of the orientation of the rotor of an ironless PMSM motor from a known rotor angle is described. The method and system include: specifying a rotor system according to the rotor angle; applying voltage pulses to the phases of the motor in the torque-forming direction of the rotor system; measuring the current in the phases of the motor; determining the expected back EMF along the flux-forming axis, based on the measured current; forming an integral of the expected back EMF by time integration of the expected back EMF along the flux-forming axis and/or a filter-based accumulation function; and determining the orientation of the rotor from the algebraic sign of the integral of the expected back EMF and/or the accumulation function. |
| US11296633B2 |
Rotary machine control device
A rotary machine control device includes a current detector to detect a rotary machine current flowing through a rotary machine, a position estimator to estimate a rotor position, a controller to output a rotary machine voltage instruction for driving the rotary machine on the basis of the rotary machine current and the rotor position, and a voltage applicator to apply a voltage to the rotary machine on the basis of the rotary machine voltage instruction. The position estimator estimates the rotor position from a flux linkage inductance variable component produced by an inductance variable component and the rotary machine current. |
| US11296632B2 |
Motor driving apparatus and method thereof
A motor driving apparatus and a control method thereof, including a dc-link capacitor configured to store DC power, an inverter including a plurality of switching elements and converting the DC power stored in the dc-link capacitor into AC power to output the power to a motor, a dc-link resistor element disposed between the dc-link capacitor and the inverter; and a controller configured to control an operation of the inverter. The controller calculates a phase difference between a first reference voltage vector among a plurality of reference voltage vectors that are preset on the space vector and a voltage command, generates a switching frequency, determines a first operating point located in a dead band that is a one-phase current undetectable area in one switching cycle and a second operating point located at an outer position including a boundary of the dead band, and controls operation of the plurality of switching elements. |
| US11296631B2 |
Dynamic hybrid vehicle system for adjusting the rotary position independent of motor mount
Systems, computer readable media storing instructions, and computing device-implemented methods include receiving one or more signals that represent an angular speed of a permanent magnet electric motor of a hybrid electric vehicle, receiving a signal representing a voltage from the electric motor, determining if the angular speed is within a predetermined threshold, calculating an error angle representing a correction factor for an alignment of the electric motor based on a ratio of the voltage and the angular speed, determining if the error angle indicates that the motor is installed in a correct or an incorrect orientation, and adding an orientation correction factor to the error angle. |
| US11296626B2 |
Motor control system
Control over the operation of an electrically-controlled motor is supported by an interface circuit between the electrically-controlled motor and a near-field radio frequency communication controller. The interface circuit includes a first circuit that receives at least one control set point through a near-field radio frequency communication issued by the near-field radio frequency communication controller. A second circuit of the interface generates one or more electric signals in pulse width modulation based on the control set point. |
| US11296621B2 |
Method for controlling an electric motor
A method is described for controlling an electric motor having a rotor. The method is carried out after a shutdown of the motor has been initiated. The method includes starting a timer in a motor controller, performing regenerative braking to recapture kinetic energy from the rotor as electrical energy, and using the recaptured electrical energy from the regenerative braking to power the motor controller. If the timer in the motor controller exceeds a predetermined timer value, a flag is set in memory in the motor controller to indicate that the motor has stopped. |
| US11296620B2 |
Metallic glow discharge diode and triode devices with large cold cathode as efficient charge generator—a power cell
The invention describes a metal container that comprises a cathode containing an insulated anode with gases at pressures less than a fraction (0.1-0.9) of a mmHg. Metallic normal glow discharge diode and triode devices with large cold cathode area as efficient charge generator to function as a power cell. A metallic glow discharge device comprising a cylindrical cathode and a coaxial insulated anode containing gas at very low pressure utilizing radial electric field. A metallic normal glow discharge diode device containing a planar geometry, with an insulated metallic plate parallel to the broad side of the container forms the anode, while the container acts as the cathode. |
| US11296619B2 |
Micro electrostatic motor and micro mechanical force transfer devices
Disclosed is a force transfer device that includes a first body that has a first body frame that defines a first chamber and at least one gear element. The gear element has a central gear element region. A first membrane is affixed to a surface of the first body frame, the membrane covering the chamber and having an annular aperture enclosing a central region of the membrane that is affixed to the central gear element region of the gear element. The disclosed force transfer device can be axle or shaft based. Also disclosed in a micro electrostatic motor that includes a motor body having a first and a second face, the motor body defining a chamber and a rotor having a central region. A membrane is disposed over the first face of the motor body, the membrane supporting a pair of spaced electrodes that are electrically isolated by a gap, the membrane having an annular aperture that defines a central region of the membrane that is coupled to the central region of the rotor. The force transfer device can be driven by the electrostatic motor. |
| US11296617B2 |
Inverter control device
An inverter control device that includes an electronic control unit that is configured to perform full active short circuit control when the contactors are in an open state and the rotating electrical machine is in a rotating state, the full active short circuit control bringing an upper-stage-side switching element and a lower-stage-side switching element for at least one phase among switching elements for a plurality of phases in the inverter into an on state to allow current to flow back between the rotating electrical machine and the inverter. |
| US11296616B2 |
Powering microcontrollers
This application relates to methods and apparatus for powering microcontrollers (104), in particular for powering microcontrollers of a personal care product, such as a shaver product (107). The microcontroller is arranged such that a first output port (206-1) of a plurality of output ports of the microcontroller receives, in use, an AC waveform. Each output port has an associated high-side switch (207) electrically connected between the output port and a high-side DC voltage rail and an associated low-side switch (208) electrically connected between the output port and a low-side DC voltage rail. A processing module (202) of the microcontroller is configured to monitor a phase of the AC waveform and to control switching of the associated high-side and low-side switches of the first output port based on the phase of the AC waveform so as to provide a rectified voltage between the high-side DC voltage rail and the low-side voltage rail for powering the processing module. The processing module (202) also controls switching of the associated switches of at least a further output port to output a control signal for controlling at least one aspect of operation of a host device. The processing module is further configured to maintain the associated high-side switch of the first output port in a turned-off state when a monitored voltage of the AC waveform at the first output port is between zero and a monitored voltage at the high-side DC voltage rail, and to maintain the associated high-side switch of the first output port in a turned-on state when the monitored voltage of the AC waveform at the first output port is greater than the monitored voltage at the high-side DC voltage rail. |
| US11296612B2 |
Carrier-based pulse width modulation control for back-to-back voltage source converters
A method for controlling a voltage source power converter of a renewable energy power conversion system includes providing the voltage source power converter having, at least, a rotor-side converter and a line-side converter. The method also includes generating, via a converter controller, a first set of switching pulses based on a third-harmonic phase opposition carrier-based pulse width modulation (PO_CB_PWM) scheme. Further, the method includes generating, via the converter controller, a second set of switching pulses based on a third-harmonic in phase carrier-based pulse width modulation (IP_CB_PWM) scheme. As such, the method includes implementing, via the converter controller, a pulse-width modulation scheme for the rotor-side and line-side converters using the first and second sets of switching pulses, respectively, to obtain an output voltage from the voltage source converter to a desired magnitude, shape, and/or frequency. |
| US11296609B2 |
Three-phase power apparatus with bidirectional power conversion
A three-phase power apparatus with bidirectional power conversion applied to charge a battery of an electric vehicle. The three-phase charging apparatus includes an AC-to-DC conversion unit, a first DC bus, a first DC-to-DC conversion unit, a second DC bus, and a second DC-to-DC conversion unit. The first DC bus is coupled to the AC-to-DC conversion unit. The first DC-to-DC conversion unit includes an isolated transformer, a resonant tank, a first bridge arm assembly, and a second bridge arm assembly. The first bridge arm assembly is coupled to the first DC bus and a primary side of the isolated transformer. The second bridge arm assembly is coupled a secondary side of the isolated transformer. The second DC bus is coupled to the second bridge arm assembly. The second DC-to-DC conversion unit is coupled to the second DC bus and the battery. |
| US11296608B2 |
Electric-power conversion apparatus
A control unit of an electric-power conversion apparatus has an input current amplitude command value creation means that creates an input current amplitude command value, which is an amplitude command value of an input current of a first electric-power conversion circuit, in accordance with an output current command value, which is a command value of an output current of a second electric-power conversion circuit, when the output current command value changes; the control unit controls the first electric-power conversion circuit so that an input current follows an input current command value created based on an input current amplitude command value created by the input current amplitude command value creation means; the control unit controls the second electric-power conversion circuit so that an output current follows an output current command value. |
| US11296606B2 |
High power transformer and transmitter for geophysical measurements
An output high power transformer, including a primary and a secondary in galvanic isolation forming a flyback converter, wherein the primary includes at least one primary winding having at least two primary turns and a rectifier including a junction diode circuit; the secondary includes at least one secondary winding having at least one secondary turn; and the flyback converter includes at the primary at least one metal-oxide-semiconductor field-effect transistor (MOSFET), notably a Silicon Carbide MOSFET, and at the secondary at least one Silicon Carbide diode. |
| US11296604B2 |
Switching converter, control circuit and control method thereof
A control circuit for controlling a power stage circuit of a switching converter, where the power stage circuit includes a magnetic component and a power switch, can include: the control circuit being configured to determine a turn-on trough of a current cycle by determining whether a time signal corresponding to a lock-on trough of the current cycle is within a threshold range, thereby controlling the power switch to be turned on at the determined turn-on trough; and whereby an ordinal number of the lock-on trough of the current cycle is the same as an ordinal number of the turn-on trough of the last cycle. |
| US11296599B1 |
Analog supply generation using low-voltage digital supply
A power supply circuit included in a computer system regulates a power supply voltage using an input power supply. During startup, the power supply circuit uses a first reference voltage that is generated using the input power supply to regulated the power supply voltage. After a period of time has elapsed, the power supply circuit switches to using a more accurate second reference voltage that is generated using the regulated power supply voltage. |
| US11296598B1 |
Driver circuitry
Driver circuitry for driving a load based on an input signal, comprising: at least one variable boost stage comprising: first and second input nodes configured to receive a first voltage and a second voltage respectively; first and second flying capacitor nodes for connection to a flying capacitor therebetween; a network of switching paths for selectively connecting the first and second input nodes with the first and second flying capacitor nodes; an output stage for selectively connecting a driver output node to each of the first and second flying capacitor nodes; and a controller operable in a first boost mode to: control the output stage to selectively connect the driver output node to the first flying capacitor node; control the network of switching paths to switch connection of the second flying capacitor node between the first and second input nodes at a controlled duty cycle; and in a first charge top-up cycle, control the network of switching paths to connect the first input node to the first flying capacitor node during a phase of the controlled duty cycle in which the first input node is connected to the second flying capacitor node; wherein the frequency of the controlled duty cycle is a greater than the frequency of the charge top-up cycle. |
| US11296596B1 |
Noise reduction circuit for voltage regulator
A voltage regulator circuit comprises a regulator output; an amplifier that is activated in response to a first signal and inactivated in response to a second signal, the error amplifier having a first input for receiving a reference voltage, a second input for receiving a feedback voltage, and an output that generates a differential with respect to the reference voltage and the feedback voltage; an active discharging transistor that, in response to a falling slope of the electronic signal, discharges a present electronic signal at the regulator output; and a first switch at the output of the amplifier that is in open state in response to a receipt of the second signal to disconnect a coupling capacitor path between the regulator output and the reference voltage to negate an effect of noise on the reference voltage in response to the falling slope of the electronic signal. |
| US11296595B2 |
Multiphase interleaved forward power converters including clamping circuits
A multiphase interleaved forward power converter includes an inductor and first and second subconverter comprising respective transformers. The converter also includes first and second drives configured to respectively operate the first and second subconverters with cycling periods comprising a conduction period, a reset period, and an idle period. The first and second drives are also configured to phase shift the cycling periods in each subconverter such that the conduction period of the subconverter is at least partially complementary to the idle period of the other subconverter. The second drive also clamps a voltage across a winding of the transformer of the first subconverter to substantially prevent a first resonance voltage from propagating in the first subconverter during the idle period of the first subconverter. |
| US11296594B2 |
Failure prediction system
A failure prediction system disclosed herein is configured to predict a failure of a power converter which converts output power of a power source to power for driving a traction motor. The system may include: a sensor provided at the power converter; and a controller configured to predict a failure of the power converter based on a measurement value of the sensor. The controller may be configured to: calculate a difference between previous and present measurement values of the sensor, wherein the controller repeatedly calculates the difference at predetermined time intervals; obtain intermediate data by applying variable conversion to a plurality of the past differences; calculate a damage level of the power converter based on the intermediate data; and output a warning signal in a case where the damage level exceeds a damage threshold, wherein the warning signal indicates that a timing when the failure occurs is approaching. |
| US11296592B2 |
Switching converter
A switching converter includes a controller configured or programmed to detect voltages of snubber capacitors, a voltage of a first capacitor, and a voltage of a second capacitor using voltage sensors. The controller adjusts the turn-off timings of switches based on the voltages of the snubber capacitors, the voltage between terminals of the first capacitor, and the voltage of the second capacitor. |
| US11296588B2 |
Magnetic coupler
Apparatuses, systems, and methods of use for a magnetic coupling device is disclosed. The magnetic device may have a plurality of magnets to create a magnetic field to the devices enclosed within the device. The coupling device may have a housing that encloses and/or partially surrounds one or more rotatable shafts. The coupling device may couple an output shaft from a motor to an input shaft of a generator. The coupling device may have an electric coil that when energized may vary any applied magnetic field to the rotatable shafts. The magnetic device may have a first plurality of magnets positioned at a first radial position and a second plurality of magnets positioned at a second radial position, with the first magnets being rotatable and the second magnets being stationary. Multiple magnetic coupling devices may be coupled together in series to provide increased magnetic fields to the enclosed system. |
| US11296582B2 |
Stator and method for manufacturing stator
A stator includes a stator core, multiphase coils wound on the stator core, and a guide member. The multiphase coils include two or more terminal wires. The guide member is arranged on an end of the stator core located at one side in an axial direction to guide the terminal wires of the multiphase coils wound on the stator core. The guide member includes steps having a diameter that gradually decreases toward a side opposite to the stator core in the axial direction. Ones of the multiphase coils having the terminal wires that are drawn in a circumferential direction toward the same side are laid out on one of the steps. |
| US11296577B2 |
Electric drive motor
An electric drive motor includes a stator with pole shoes and at least one electrically controllable stator winding. A permanent magnet rotor is rotatably mounted in the field of the stator winding leaving an annular gap. The rotor includes a motor shaft and a laminated core on the shaft. The core includes at least a number of permanent magnets corresponding to the number of poles of the rotor. The magnets in the core are coated with a plastic envelope having at least one side wall covering the core on at least one axial front side. The side wall includes at least one recess freeing areas of the axial front side covered by the side wall, as access openings for boring the core to balance the rotor. A household appliance has the electric drive motor and an injection mold is used for producing the electric drive motor coated with the envelope. |
| US11296574B1 |
Maintaining a dielectric in an aircraft electric machine
An aircraft electric machine includes an electric stator that surrounds and supports a rotor. A housing defines a sealed chamber enclosing the electric stator and is configured to maintain an absolute pressure of a gas within the chamber as an aircraft with the aircraft electric machine changes altitude. |
| US11296566B2 |
Rotating electric machine
A rotating electric machine includes: a stator having slots in which coils formed of conductive wires are stored; and a rotor facing the stator and having magnetic poles. The rotating electric machine has a fraction slot configuration or an integer slot configuration. The coils configure a mixed phase band group in which a first, second and third basic phase band groups are stacked in this order in a radial direction of the slots. In the mixed phase band group, a magnitude of magnetomotive force of each phase per pole is uniform, and, when the number of layers of the first, second and third basic phase band groups in the radial direction are denoted by m1, m2 and m3, respectively a relationship of 0<2×m2/(m1+m3) is satisfied. |
| US11296564B2 |
Rotor of an electric machine
A rotor of an electric machine, in particular an electric motor, having a rotor body, which circumferentially surrounds a shaft and includes a first sub-body and a second sub-body. The first sub-body and the second sub-body are joined together in the axial direction by means of an axle which extends in the axial direction and is offset radially to the outside with respect to the shaft. The first sub-body includes an eyelet, within which a socket receiving the axle is arranged, and the second sub-body includes a lug, which receives the axle. An electric machine, in particular an electric motor, is also provided. |
| US11296563B2 |
Rotor, motor, method for manufacturing rotor, and method for manufacturing motor
A rotor includes a rotor core, permanent magnets, and a tubular non-magnetic cover. The permanent magnets are arranged along an outer surface of the rotor core in the circumferential direction. The permanent magnets each include a curved outer surface as viewed in the axial direction. The tubular non-magnetic cover covers the outer surfaces of the permanent magnets. The rotor core includes at least two stacked cores. Each stacked core includes a stack of core sheets. One of the stacked cores is formed from a material having a lower hardness than the other stacked core. |
| US11296562B2 |
Stator element, stator assembly, motor, and electromechanical device
Embodiments of this application provide a stator element, a stator assembly, a motor, and an electromechanical device, the stator element including at least two stacked stator housing sheets, each of the stator housing sheets being a frame enclosed by a sheet periphery, at least two protrusions being disposed around the periphery of each of the stator housing sheets, the protrusion being directed from an inside of the stator housing sheet to an outside of the stator housing sheet, a groove being formed between adjacent protrusions, and protrusions of the adjacent stator housing sheets being alternately arranged in a direction in which the at least two stator housing sheets are stacked. Therefore, heat of a stator disposed inside the stator element can be dissipated with a strong heat dissipation capability at relatively low costs. |
| US11296560B2 |
Motor, compressor, and air conditioner
A motor is used in a compressor. The motor includes a stator including a stator core having a yoke part that extends in a circumferential direction about an axis and a plurality of teeth that extend from the yoke part toward the axis and are arranged in the circumferential direction, and a winding wound around the plurality of teeth of the stator core in wave winding, and a rotor whose number of poles is P and which is disposed on an inner side of the stator in a radial direction about the axis. When a number of the plurality of teeth is represented by S, S/P≥6 is satisfied. The yoke part has a refrigerant passage through which refrigerant passes in a direction of the axis. |
| US11296557B2 |
Single feed multi-pad wireless charging
An apparatus for multi-pad wireless charging is disclosed. The apparatus includes a plurality of primary pad apparatuses. Each primary pad apparatus is positioned to transmit power to a secondary pad apparatus of a vehicle. The primary transmitter pad apparatuses are spaced apart sufficient for each of a plurality of vehicles to be positioned over one primary pad apparatus of the plurality of primary pad apparatuses. The apparatus includes a power converter apparatus connected to each of the plurality of primary pad apparatuses, a power feed that provides power to the power converter apparatus and a sharing controller that selectively controls which of the plurality of primary pad apparatuses transmits power to a secondary pad apparatus and/or controls power sharing between the primary pad apparatuses. |
| US11296555B2 |
Power transmission system, light output apparatus, and light receiving apparatus
A power transmission system including a light output apparatus and a light receiving apparatus is provided. The light output apparatus includes a plurality of light sources having different wavelengths, and a light output control unit configured to control light outputs of the plurality of light sources, and the light receiving apparatus includes a photoelectric conversion element configured to absorb light beams emitted from the plurality of light sources, and convert the absorbed light beams into electrical power. The light output control unit individually sets each of the light outputs of the plurality of light sources. |
| US11296553B2 |
Non-contact power feeding system and power reception device
In a non-contact power feeding system for transmitting/receiving power, by magnetic coupling, between a coil connected to a transmitting side DC/AC conversion circuit and a coil connected to a receiving side AC/DC conversion circuit so as to supply power from a power supply to a load, voltage control for the load is performed by the transmitting side DC/AC conversion circuit, and control of current that flows to a capacitor connected to an output side of the receiving side AC/DC conversion circuit is performed by the receiving side AC/DC conversion circuit. Accordingly, coil to coil efficiency in a case of low load can be enhanced without the need for any additional circuit. |
| US11296550B2 |
Detection of device removal from a surface of a multi-coil wireless charging device
Systems, methods and apparatus for wireless charging are disclosed. A charging device has a plurality of charging cells provided on a charging surface, a charging circuit and a controller. The controller may be configured to cause the charging circuit to provide a charging current to a resonant circuit when a receiving device is placed on the charging surface, provide a measurement slot by causing the charging circuit to decrease or terminate the charging current for a period of time and determine whether the receiving device has been removed from the charging surface based on measurement of a characteristic of the resonant circuit during the measurement slot. The characteristic of the resonant circuit may be representative of electromagnetic coupling between a transmitting coil in the resonant circuit and a receiving coil in the receiving device. |
| US11296547B2 |
Distribution transformer terminal and method for monitoring a state of a distribution transformer court device
Disclosed are a distribution transformer terminal and a method for monitoring a state of a distribution transformer court device. The distribution transformer terminal includes an ARM core processor, a carrier communication module connected to a court device, a sub-G wireless communication module connected to the court device and a GPS module connected to the court device. The ARM core processor is connected to the carrier communication module, the sub-G wireless communication module and the GPS module. The ARM core processor is configured to identify a phase of the court device and a court to which the court device belongs, acquire an operating state and fault information of the court device through the sub-G wireless communication module, and acquire geographical location information of the court device through the GPS module. |
| US11296545B2 |
Uninterruptible power supply device
An uninterruptible power supply device includes: a converter that converts AC power supplied from an AC power supply into DC power and outputs the DC power to a first power supply node; a first bidirectional chopper that outputs DC power in a lead storage device to the first power supply node when the AC power supply has a power failure; a diode connected between the first power supply node and a second power supply node; a second bidirectional chopper that supplies and receives DC power between the second power supply node and a lithium ion battery; and a controller that controls the second bidirectional chopper to charge the lithium ion battery during regenerative operation of a load and to discharge the lithium ion battery during power running operation of the load. |
| US11296544B2 |
Uninterruptible power supply and disconnection module
An uninterruptible power supply includes disconnectors that perform a disconnection operation to electrically disconnect a plurality of uninterruptible power supply modules individually. Each of the disconnectors includes a connection conductor that electrically connects a first conductor to a second conductor, and a moving member mechanically moving the connection conductor in a direction in which the connection conductor approaches and contacts the first conductor and the second conductor, and a direction in which the connection conductor is spaced away from the first conductor and the second conductor. |
| US11296539B2 |
Solar hybrid battery for powering network devices over extended time intervals
A node within a wireless network is powered by a solar hybrid battery system. The solar hybrid battery system includes a solar panel, a primary cell, and a secondary cell. The secondary cell includes only enough power storage to be capable of powering the node during the longest daily interval of darkness in the region where the node is deployed. The solar panel is sized relative to the secondary cell to be capable of fully recharging the secondary cell during the shortest daily interval of daylight in the region where the node is deployed, even under conditions of limited solar irradiance (e.g. due to clouds). The primary cell can charge the secondary battery if the node is shelved or malfunctioning to prevent the secondary cell from becoming overly depleted. The primary cell can also provide the node with additional power during times of peak demand or to perform status reports. |
| US11296536B2 |
Charging power supplying system using motor driving system
A charging power supplying system using a motor driving system includes an inverter that is connected to a battery, includes at least one switching device, and is configured to change an on/off state of the switching device and to convert power stored in the battery to output the converted power to an output terminal of the inverter, a motor including a plurality of coils that each receive power provided from the output terminal of the inverter, a charging power output terminal that is connected to a neutral point to which the plurality of coils of the motor is commonly connected and outputs current output from the neutral point to an external charging target, and a controller configured to control the switching device in the inverter based on current of the output terminal of the inverter. |
| US11296534B2 |
Wireless charging management system
According to a first aspect of the present disclosed subject matter, a system for managing inductive charging of at least one device, the system comprising: at least one venue comprising: a plurality of charging spots each of which comprises a dedicated Bluetooth low energy (BLE) transceiver designed to enable communication between charging spots of the plurality of charging spots, wherein at least one charging spot of the plurality of charging spots is capable of being configured as a relay; at least one gateway comprising a BLE transceiver; wherein the gateway is capable of communicating, by its BLE transceiver, with each charging spot either directly or indirectly via the relay; and a cloud computing server configured to provide services to the at least one venue; and wherein the CCS is connected with at least one venue via the Internet. |
| US11296533B2 |
Vehicle power supply device
A bidirectional two-phase chopper circuit boosts a voltage of direct-current power converted by an AC/DC converter to output it to a high-voltage battery and steps down a voltage of direct-current power being supplied to a low-voltage load unit from the high-voltage battery. A connector is connected to a quick charger supplying direct-current power. A connector is connected to a superquick charger supplying direct-current power having a higher voltage than that of the quick charger. |
| US11296531B2 |
Charging apparatus, charging system and charging control method
A charging apparatus, a charging system, and a charging control method are provided. The charging apparatus includes: a transforming element and output interfaces, and further includes a charging control element and a maximum output power control element. The charging control element is connected with the maximum output power control element, and the charging control element identifies a target charging mode selected by a user and sends the target charging mode to the maximum output power control element. The maximum output power control element is connected with the transforming element, and the maximum output power control element determines a target maximum output power corresponding to the target charging mode according to a pre-saved correspondence relationship between each charging mode and each maximum output power. The transforming element is connected with the output interface, and the transforming element obtains a target output power according to the target maximum output power and charges a charging device through the output interfaces by using the target output power. |
| US11296530B2 |
Method for charging battery at low temperature
A method for charging a battery at a low temperature in a battery system is provided. The system includes a charger that provides power for charging the battery and a temperature-increasing device that generates heat using the power provided from the charger to increase a temperature of the battery. |
| US11296527B1 |
Extending battery backup unit system service life
A power supply system can include a plurality of battery backup units and a control unit. The battery backup units may be utilized to supply backup energy to a power supply unit, for example, in case of a power outage event. The control unit can gauge a respective capacity, temperature, age, and/or other characteristic of each respective battery backup unit of the plurality of battery backup units. The control unit can designate a particular battery backup unit of the plurality of battery backup units as a spared unit, e.g., to be spared in the power outage event. The designation may be based at least in part on the respective capacity or other characteristic of each respective battery backup unit gauged. |
| US11296519B2 |
Terminal device, battery system, and device for detecting battery abnormality
A device for detecting battery abnormality, a battery system, and a terminal device are provided. The device includes a voltage-sudden-change detecting circuit, a current detecting circuit, and an abnormality detecting unit. The voltage-sudden-change detecting circuit is configured to detect whether a sudden change in voltage has occurred to a battery and output a sudden-change signal when the sudden change in voltage has occurred. The current detecting circuit is configured to detect a consumption current of the battery and output a small-current signal when the consumption current of the battery is smaller than a preset current threshold. The abnormality detecting unit is coupled with the voltage-sudden-change detecting circuit and the current detecting circuit, and configured to determine that the battery is abnormal upon reception of the sudden-change signal and the small-current signal, store state information on battery abnormality, and send the state information to a controller of a terminal device. |
| US11296517B2 |
Battery and external component
The present invention discloses a battery and an external component, which belong to the field of power supply technologies for a movie and television shooting apparatus. The battery of the present invention is used in cooperation with an external component, including at least two battery packs, a microcontroller, and a series-parallel switching circuit, and further including a connector in cooperation with the external component, the microcontroller controlling the series-parallel switching circuit according to a cooperation state of the connector and the external component, so that the battery packs are connected in series or in parallel. The present invention can be compatible with a high/low voltage camera and a high/low voltage charger automatically. |
| US11296515B2 |
Storage battery unit
Storage battery unit is a storage battery unit which is connected to PCS. Storage battery unit includes: storage battery module that includes a plurality of electric cells; first terminal which is connectable to PCS, and capable of outputting electric power from storage battery module to PCS; and second terminal which is connectable to external device, and capable of outputting electric power from storage battery module to external device without passing through PCS. |
| US11296512B2 |
Power controller apparatus for power system including customer facilities with power storage apparatuses
A reference capacity determiner determines a reference capacity of each power storage apparatus, under an assumption that power is not transmitted/received among the customer facilities. An actual capacity determiner determines an actual capacity of each power storage apparatus, under an assumption that power is transmitted/received among the customer facilities. A characteristic value determiner determines a first number of charging/discharging cycles, under an assumption that power is not transmitted/received among the customer facilities and each power storage apparatus has the reference capacity. A charging/discharging plan determiner determines a second number of charging/discharging cycles, under an assumption that power is transmitted/received among the customer facilities and each power storage apparatus has the actual capacity, and determine a charging/discharging plan of the power storage apparatuses so as to minimize an objective function indicating a degree of degradation from the first number of cycles to the second number of cycles. |
| US11296501B2 |
Integrated ESD event sense detector
As an example, a circuit is provided. The circuit includes an ESD (electrostatic discharge) clamping circuit with a control signal controlling clamping operations of the ESD clamping circuit. The circuit further includes a counter coupled to the control signal of the ESD clamping circuit. The counter produces a set of output signals responsive to the control signal. The circuit also includes a communications interface for coupling to the set of output signals of the counter. The communications interface also couples to communications circuitry external to the circuit. |
| US11296499B2 |
Discharge protection circuit and method for operating a discharge protection circuit
Embodiments of a method, a circuit and a system are disclosed. In an embodiment, a discharge protection circuit is disclosed. The discharge protection circuit includes a switch having a capacitive coupling between a gate and a drain of the switch, wherein the capacitive coupling facilitates a capacitively coupled current. The discharge protection circuit further includes a gate network including at least the gate of the switch, a gate control element and a resistor connected to the gate and the gate control element. In addition, the discharge protection circuit includes an electrostatic discharge rail that connects to a diode that is coupled to the gate and the resistor, wherein the capacitive coupling facilitates sinking of at least a part of an electrostatic discharge current via the gate network. |
| US11296498B2 |
Method and system for protecting against voltage surges
A method for protecting an electronic system against a voltage surge, which electronic system is connected to a telecommunication network and includes a control integrated circuit, the method including successively connecting the electronic system to a remote server containing meteorological data; recovering meteorological data originating from the remote server; analyzing by the control circuit the recovered meteorological data to assign thereto a danger level of the current or imminent meteorological event; and, when the assigned danger level exceeds a main warning threshold: sending by the control circuit a warning signal to a display terminal connected to the electronic system; displaying a first warning message on the display terminal from information contained in the warning signal, the first warning message warning a user of the display terminal of a risk of voltage surge due to the current or imminent meteorological event; and electrical isolating a port of the electronic system. |
| US11296493B2 |
Apparatuses and methods involving modulation and assessment of current paths of an electronic circuit breaker
An example apparatus is for use with an electronic circuit breaker having a plurality of current paths connected between a connection terminal to a power source and a load terminal. The apparatus includes power access circuitry and control circuitry. The power access circuitry monitors circuit access of power via the power source by modulating use of the plurality of current paths of the electronic circuit breaker while assessing actual usage of the power source via a power-related parameter relative to expected usage of the power source. The control circuitry responds to the assessment by generating a signal indicative of a diagnostic result associated with operation of the electronic circuit breaker. |
| US11296490B2 |
Ground fault control for multiple ground paths
In some examples, an ECU includes a microcontroller, a first load switch, a first amplifier, a first control circuit, and an internal ground connected to an external ground. The first load switch is operable to connect and disconnect the ECU from a first ground path to the external ground. The first amplifier is operable to sense a current flow relative to the first ground path. The first control circuit is operable to receive an output from the first amplifier and to control the first load switch. When the ECU is non-operational and the microcontroller is in an OFF state, the first amplifier is operable to sense current indicative of a ground fault occurring relative to the first ground path. In response, the first amplifier outputs a signal which causes the first load switch to disconnect the internal ground from the first ground path. |
| US11296488B2 |
Panel mount for mounting signalling and control devices on control panels
A panel mount for supporting an electronic device at a hole in a control panel and mountable with access to only the front of the panel. It has a housing that slides into a tubular elastomeric grommet. During installation, an expander segment of the housing slides within a bulging segment of the grommet to expand the grommet inward of the hole and for retaining the components within the hole. A tubular male pre-assembly segment on the exterior surface of the tubular housing permits the housing to be pre-inserted partially into the grommet without expanding any part of the grommet radially outward in preparation for inserting the assembled housing and grommet into the panel hole. A withdrawal lock prevents the housing from sliding axially out of the grommet after installation. The withdrawal lock includes a shoulder formed on the grommet and a shoulder formed on the housing. |
| US11296487B2 |
Dielectric cover for high voltage component with hood over hole for retaining pin
For protecting wildlife from electrocution by high voltage components, dielectric covers are used to cover fuse cutouts, insulators, or other high voltage components. The cover includes through-holes for receiving retaining pins to secure the cover in place. The holes are the weak link in flashover prevention since the holes form an air gap, which has a breakdown voltage lower than that of the cover material. To prevent a bird's wing or a squirrel's tail from directly covering the hole in the surface of the cover, an arched or tubular hood is formed around each hole to block the bird or squirrel from directly covering the hole, reducing the risk of a flashover through the hole. The hoods extend out about 1-1.5 inches to essentially add a 1-1.5 inch air gap between the animal and the hole without enlarging the cover. |
| US11296486B2 |
Wire preparation device
A wire preparation device includes a motor, a device housing coupled to the motor, and a wire spinner held by the device housing. The wire spinner is mechanically connected to the motor via power coupling components. The wire spinner extends to a wire end that protrudes from the device housing. The wire spinner includes a collet sleeve defining a channel configured to receive an end of one or more wires of a cable therein through an opening at the wire end. The wire spinner further includes an outer collar surrounding the collet sleeve and selectively movable relative to the collet sleeve to force the collet sleeve to contract radially inward for releasably securing the one or more wires within the channel. The wire spinner is rotated by the motor relative to the device housing to untwist or straighten the one or more wires secured within the collet sleeve. |
| US11296479B2 |
PSE device and powered device of optical power supply system, and optical power supply system
A power sourcing equipment (PSE) device of an optical power supply system includes a semiconductor laser that oscillates with electric power, thereby outputting feed light. The semiconductor laser includes a semiconductor region exhibiting a light-electricity conversion effect. A semiconductor material of the semiconductor region is a laser medium having a laser wavelength of 500 nm or less. A powered device of the optical power supply system includes a photoelectric conversion element that converts feed light into electric power. The photoelectric conversion element includes a semiconductor region exhibiting a light-electricity conversion effect. A semiconductor material of the semiconductor region is a laser medium having a laser wavelength of 500 nm or less. |
| US11296476B2 |
Pyrotechnical connecting interface, pyrotechnical connecting device, and process for manufacturing a pyrotechnical connecting interface
A pyrotechnical connecting interface of a pyrotechnical vehicle safety device comprises a socket which includes a housing with a plug-in port for accepting a plug, the pyrotechnical connecting interface further comprising pins which end in the plug-in port and via which electricity for activating a pyrotechnical charge can flow, the housing being an injection-molded housing and being provided with a peripheral wall which surrounds end portions of the pins at a distance therefrom and which ends in an end face on the side facing the plug; three radial undercuts for interlocking engagement with three associated latching fingers that are part of the plug are formed on the inner face of the peripheral wall, are spaced apart from each other in the peripheral direction, are entirely closed axially as well as radially outward, and are made in an injection-molding process. |
| US11296472B2 |
Hand crimp tool having wire inserter
A hand crimp tool includes a handle having upper and lower handles having upper and lower handgrips hand squeezed to close the hand crimp tool. The hand crimp tool includes a head having upper and lower jaws defining a crimp zone therebetween. The lower jaw includes an anvil holding a terminal and the upper jaw includes a crimper crimping the terminal. The hand crimp tool includes a wire inserter coupled to the head having a carriage movable between an advanced position and a retracted position. The wire inserter has a wire clamp holding a wire in the carriage and the wire inserter moves the wire relative to the head to position and hold the wire in the terminal during crimping of the terminal between the anvil and the crimper. |
| US11296467B2 |
High outlet density power distribution unit
Systems and apparatuses are provided in which outlets are coupled to a power distribution unit (PDU) or PDU module in various configurations. The outlets may be coupled to a recessed surface within a PDU housing. The outlets may be coupled to a printed circuit board that is at least partially disposed within the PDU housing. The outlets may extend away from the recessed surface or printed circuit board towards or beyond a front face of the PDU housing. |
| US11296465B2 |
Electrical plug-in connection, assembly connection and circuit board arrangement
An electrical plug-in connection provides a connecting element having an electrically conductive outer housing with a first electrical plug-in connector at a first end that has a ring-segment shaped first contact region, and a first electrical counterpart plug-in connector having contact springs that act via the first contact region to produce electrical contact and a mechanical connection between the first plug-in connector and the first counterpart plug-in connector and the contact springs generate an axial force which acts along a longitudinal axis of the first counterpart plug-in connector which pushes the outer housing against an axial end stop of the first counterpart plug-in connector, and/or the contact springs exert on the first contact region and on a ring-segment shaped, and axially offset, second contact region a radial force, which acts orthogonally with respect to the longitudinal axis of the first counterpart plug-in connector. |
| US11296461B2 |
Connector with first and second housings, a detector separate from the housings and a biasing member that accummulates a biasing force as the detector moves toward a detection position
It is aimed to provide a connector capable of improving the reliability of connection detection. A connector is provided with a first housing and a second housing connectable to each other, a detector arranged movably to a standby position and a detection position with respect to the first housing, the detector being allowed to move to the detection position when the first and second housings are connected properly, and a biasing member accommodated in either one of the first and second housings. The biasing member accumulates a biasing force by being pressed by the detector moving toward the detection position. |
| US11296458B2 |
Connector assembly with direct mount housing
An electrical connector assembly includes a housing configured to receive an electrical terminal. Opposed sides of the housing each define a pair of parallel locking ribs forming a locking slot therebetween. Each locking slot is configured to receive a locking arm extending from a separate mounting bracket. |
| US11296456B2 |
Electrical connector with shield shell for connecting to case
A connector includes: a terminal metal fitting that is connected to an electric wire and is configured to be inserted into a connector insertion hole of a metal case of a counterpart device from an opening; a housing includes a connector insertion part configured to be inserted into the connector insertion hole from the opening together with the terminal metal fitting; a liquid seal member that is configured to seal a gap between the housing and a rim of the opening in the case; a shield shell that includes a cylindrical accommodation body accommodating the housing therein, an annular flange configured to be opposed to an annular surface around the rim of the opening in the case, and a fixed part configured to be fixed to the case; and an annular interposed member that is configured to be interposed between the flange and the annular surface to be sandwiched therebetween. |
| US11296454B2 |
Hermetic edge-connect headers and corresponding connectors
A hermetically-sealed edge-connect header that can withstand high temperatures, high pressures (or high vacuum levels), and high vibration environments, along with two corresponding connectors are disclosed. After brazing the edge-connect header components, the assembly is machined to form a slot with a portion of each of a plurality of electrical conductors removed in the machining process, resulting in a header with a high pin density. During the process of mating the first connector design to the edge-connect header, a plurality of wipers in the connector deflect, thereby causing the wipers to extend from the connector and contact the corresponding electrical conductors in the header. During the process of mating the second connector design to the edge-connect header, each of a plurality of wipers formed of low-mass, compliant metal wool, forms multiple contact points with a corresponding electrical conductor in the header. |
| US11296451B2 |
Connection terminal and terminal-equipped electric wire
A connection terminal includes: a terminal fitting; an insulating covering member attachable and detachable from one end in a virtual axis direction of the terminal fitting along the virtual axis direction; and a locking structure undetachably locking the covering member to the terminal fitting. The covering member includes two covering portions sandwiching and covering, in a direction orthogonal to the virtual axis direction, covering target portions at opposite ends of the terminal fitting, the covering target portions are areas capable of being finger-touch prevention targets, the locking structure includes, for each of combinations of the covering target portions and the covering portions, a locking protrusion provided in one of the covering target portion and the covering portion, and a locking groove provided in the other of the covering target portion and the covering portion and configured to lock the locking protrusion. |
| US11296443B2 |
Connector comprising metal plate and electronic device comprising same
An electronic device according to one embodiment of the present invention comprises: a connector; and a printed circuit board on which the connector is mounted, wherein the connector is a non-conductive structure comprising: a plate including a first surface and a second surface facing and opposed to the first surface; a first sidewall perpendicular to the plate; a second sidewall perpendicular to the first side wall and the plate; a third sidewall perpendicular to the first sidewall and the plate and parallel to the second sidewall; a fourth sidewall perpendicular to the plate and parallel to the first sidewall, wherein the first surface of the plate, the first sidewall, the second sidewall, the third sidewall, and the fourth sidewall form a recess in the structure; a plurality of conductive terminals coupled to the second and third sidewalls and electrically connected to the printed circuit board; and a metallic plate for covering at least one side of the first sidewall or the fourth sidewall, wherein the first sidewall or the fourth sidewall comprises: a third surface forming the recess; a fourth surface facing and opposed to the third surface; a sixth surface forming the backside of the structure together with the second surface; and a fifth surface facing and opposed to the sixth surface, wherein the metallic plate may cover the third surface and the fifth surface. Various other embodiments are possible. |
| US11296440B2 |
Electrical terminal for flat flexible cables
A cable assembly includes a flat flexible cable having a plurality of conductors embedded within an insulation material. A portion of each of the conductors is exposed via openings selectively formed in the insulation material, allowing for a crimping portion of an electrically conductive terminal to engage with the conductor within the opening. The crimping portion of the terminal includes a base defining at least one protrusion extending therefrom, and first and second sidewalls extending from the base. The base and sidewalls define an opening configured to receive the conductor therein, wherein the sidewalls are foldable into the opening for crimping the conductor within the opening and generally between the protrusion of the base and a portion of the sidewalls. |
| US11296435B2 |
Coaxial cable connectors having port grounding
A nut assembly for a coaxial cable connector includes a nut configured to engage an interface port and a cap encircling the nut. The nut includes an internal threaded portion configured to engage external threads of the interface port and at least one resilient finger extending in an axial direction from the internal threaded portion toward a forward end of the nut. The forward end includes a tooth extending radially inward, the tooth is configured to contact a surface of a thread of the external threads when the nut is coupled to the interface port, and the tooth is configured to provide ground continuity between the nut and the interface port before the internal threaded portion of the nut is coupled with the external threads. The internal threaded portion and the external threads are configured to provide a retention force between the nut and the interface port. |
| US11296433B1 |
Shelf with electrical connectivity
A shelf includes a shelf support plate, an insulator formed at least partially of a first electrically insulating material, a first fastener, a second fastener and a shelf brace. The shelf support plate, the first fastener, the second fastener, and the shelf brace are formed at least partially of electrically conductive material. The shelf support plate includes a first aperture wall. The insulator includes second and third aperture walls. The shelf brace includes a brace plate, a shelf hook that extends from the brace plate, and a fourth aperture wall through the shelf brace. The insulator mounts between the shelf support plate and the shelf brace using the first fastener inserted into the first and second aperture walls and the second fastener inserted into the fourth and third aperture walls. The shelf hook connects to an electrical connector to provide current to the shelf brace. |
| US11296431B2 |
Inline cable connector assembly and methods
An inline cable connector assembly connects one or more twisted pairs of wire leads of a first cable to one or more twisted pairs of wire leads to a second cable. The assembly includes first and second terminal housing parts, first and second wiring caps, and double ended insulation displacement contacts within the connector assembly. |
| US11296427B2 |
Antenna system hardware piece for terahertz (THZ) communication
An antenna and a base station including the antenna. The antenna includes a unit cell including a radiating element, a dielectric substrate, and a feed network. The radiating element includes first and second slots. The dielectric substrate includes a central cavity filled with a dielectric element. The feed network is proximate to the central cavity between the dielectric element and the radiating element and includes first and second horizontal feeds and first and second vertical feeds. The first and second horizontal feeds are separated by an air gap and a first vertical feed to feed a transmission to the first slot. The first and second vertical feeds are connected to the first and second horizontal feeds, respectively, and connected to feed first and second portions of the radiating element, respectively. |
| US11296426B2 |
Cross-polarized time division duplexed antenna
A laminar phased array has a first sub-array configured to operate in one of a receive mode with a first polarity and a transmit mode with a second polarity, and a second sub-array configured to operate in one of a receive mode with the second polarity and a transmit mode with the first polarity. The first polarity is physically orthogonal to the second polarity. The array also has a controller configured to control the first and second sub-arrays so that they operate together in either 1) a receive mode or 2) a transit mode. Accordingly, both sub-arrays are configured to operate at the same time to receive signals in the first and second polarities when in the receive mode. In a corresponding manner, both sub-arrays are configured to operate at the same time to transmit signals in the first and second polarities when in the transmit mode. |
| US11296424B2 |
Bump mounted radiating element architecture
An antenna and manufacturing process for antennas produce radiating elements of desired size for certain frequency bands by bump mounting radiating elements to the printed circuit board substrate. Driving circuitry is stacked to save space. Also, the radiating elements are made using a different dielectric constant material as compared to the substrate. Tiling radiating elements or sub-arrays or radiating elements with bump mounting allows for spatial separation that eliminates surface waves. Bump mounted radiating elements also allow for multiple sizes of radiating elements in which smaller size provides lower directivity to cover broader beam scan performance. |
| US11296421B2 |
Antenna module and electronic device including antenna module
An antenna module includes: an IC package including an IC; first and second antenna portions including respective patch antenna patterns, respective feed vias connected to the respective patch antenna patterns, and respective dielectric layers surrounding the respective feed vias; and a connection member having an upper surface on which the first and second antenna portions are disposed and a lower surface on which the IC package is disposed, the connection member forming an electrical connection path between the IC and the feed via of the first antenna portion and an electrical connection path of the second antenna portion. The connection member includes a first region disposed between the IC package and the first antenna portion, a second region on which the second antenna portion is disposed, and a third region electrically connecting the first and second regions and being more flexible than the dielectric layer of the first antenna portion. |
| US11296419B1 |
Remote recessed reflector antenna and use thereof for sensing wear
A recessed antenna that includes a recessed plane formed in a conductive surface. An antenna is disposed on the recessed plane. A cavity is formed beneath the recessed plane. A circuit board is disposed in the cavity. The circuit board is electrically coupled to the antenna. A cover is disposed over the antenna, the cover protecting the antenna from abrasion. |
| US11296418B2 |
Low-profile dual-polarization filtering magneto-electric dipole antenna
The invention discloses a dual-polarized filtering magneto-electric dipole antenna, which comprises an upper dielectric substrate and a lower dielectric substrate. The upper surface of the upper dielectric substrate is printed with a radiator structure, and the lower dielectric substrate is printed with a slot coupling feed network; the radiator structure comprises four parasitic patches loaded with symmetrical slots. The parasitic patches are loaded with short-circuit probes, and the slot coupling feed network comprises two orthogonal sets of Y-shaped feeders and cross-shaped slots, and the cross-shaped slots are printed on a metal floor. The new parasitic slot structures on the radiator structure increases the bandwidth while introducing a high roll-off band edge filtering effect, and combined with the slot coupling feed network with filtering function to achieve good band-pass filtering characteristics and hardly introduce additional insertion loss. |
| US11296417B2 |
Reconfigurable antennas and methods of operating the same
Reconfigurable antennas are provided. A reconfigurable antenna includes a plurality of antenna radiators and a plurality of feeds that are electrically or electromagnetically coupled to the plurality of antenna radiators. The plurality of feeds control current or voltage of the plurality of antenna radiators. Related methods of operating a reconfigurable antenna are also provided. |
| US11296414B2 |
Multi-element antenna for multiple bands of operation and method therefor
An antenna assembly has a conductive line coupled to a feed point. An element is configured to resonate at a predetermined frequency. The element is electrically coupled to the conductive line and aligned perpendicular to the conductive line wherein the predetermined frequency of the element determines a distance from the feed point along the conductive line. |
| US11296411B2 |
Reflection cancellation in multibeam antennas
A feed network for a multi-beam antenna is provided, including a first beam port, a second beam port, a beam-forming network coupled to the beam ports, and a cancellation circuit. The cancellation circuit is coupled to the first beam port and the second beam port before the beam-forming network. The cancellation circuit extracts a portion of a RF signal on the first beam port, adds phase delay, and injects the extracted, delayed signal from the first beam port onto the second beam port, and extracts a portion of a RF signal on the second beam port, adds phase shift, and injects the extracted, delayed signal from the second beam port onto the first beam port. In one example of the invention, the cancellation circuit comprises a first directional coupler on a first beam input path, a transmission line, a second directional coupler on the second beam input path. |
| US11296395B2 |
Kit of parts, modular housing, street pole and mounting method
The invention relates to a kit of parts attachable to a substrate, said kit of parts having an elongated, electric conductive bracket extending along an axis and attachable to the substrate in an electrically grounded connection thereto. The kit of part further includes a modular housing having a base mountable onto the bracket, a cover mounted onto the base, the cover and the base enclosing a chamber, and a plate-shaped, axially extending, elongated electric conductive carrier provided inside the chamber and in electrically grounded connection to the bracket. The invention further relates to a modular housing suitable for use in the kit of parts, a street pole having said kit of parts, and a method for mounting a modular housing. |
| US11296390B2 |
Cylindrical battery cell having connection cap
A cylindrical battery cell including a first electrode terminal and a second electrode terminal having different polarities: an electrode assembly in which a positive electrode, a negative electrode and a separator interposed between the positive electrode and the negative electrode are wound; a battery case configured to include the electrode assembly therein in a state of being impregnated with an electrolytic solution; a cap assembly mounted to a top end of the battery case; and a connection cap including a cap housing loaded on the battery case and the cap assembly and having an insulating material, and a first connection plate and a second connection plate placed on the cap housing and electrically connected to the first electrode terminal and the second electrode terminal, respectively. |
| US11296388B2 |
Secondary battery
A secondary battery includes an outer can, a sealing body sealing an opening of the outer can, an electrode group housed together with an electrolyte inside the outer can, and a positive electrode current collector arranged between the electrode group and the sealing body. The positive electrode current collector has a current collector center through hole provided at a position facing an electrode group through hole of the electrode group. The sealing body includes a lid plate having an exhaust hole at the center, a valve body arranged at a position closing the exhaust hole from the outside of the lid plate, and a positive electrode terminal electrically connected to the lid plate and housing inside with the valve body pressed toward the lid plate. An inner diameter dimension DC of the current collector center through hole of the positive electrode current collector is equal to or less than an inner diameter dimension DL of the exhaust hole. |
| US11296385B2 |
Battery module and battery pack
The embodiments of the present disclosure provide a battery module and a battery pack. A battery module includes: a cooling component; and a battery group, comprising secondary batteries disposed side by side in a first direction and each including a case having an accommodating hole, an electrode assembly disposed in the accommodating hole, and a cap assembly, the electrode assembly including two end faces disposed opposite to each other in a second direction intersecting the first direction and an electrode tab extending from each end face. The secondary batteries each includes two sides opposite to each other in the second direction, the cooling component is disposed on at least one of the two sides, the cooling component and the end face are respectively disposed on two sides of the case in the second direction, and the cooling component is connected and fixed to each of the secondary batteries. |
| US11296381B2 |
High-density battery pack
Battery packs are presented. The battery packs include a plurality of cell blocks, each cell block comprising a plurality of battery cells. The battery pack also includes a plenum chamber configured to fluidly couple each of the cell blocks to an exterior of the battery pack in response to a thermal event in the battery cell in a separate cell block. In some embodiments, at least one of the cell blocks is configured to be fluidly coupled to the plenum structure via a cell block vent. |
| US11296378B2 |
Battery
A battery includes: a unit cell including an electrode layer, a counter electrode layer facing the electrode layer, and a solid electrolyte layer disposed between the electrode layer and the counter electrode layer; an electrode current collector in contact with the electrode layer; a counter electrode current collector in contact with the counter electrode layer; and a seal disposed between the electrode current collector and the counter electrode current collector. The unit cell is disposed between the electrode current collector and the counter electrode current collector. The seal includes at least one protrusion protruding toward the solid electrolyte layer, and at least part of the at least one protrusion is in contact with the solid electrolyte layer. |
| US11296373B2 |
Rechargeable zinc/air batteries
A zinc-air battery having: a cathode, an anode, an electrolyte, a separator between the anode and the cathode, and a housing. The cathode includes: a cathode current collector and a composite having a porous carbon material, a porous cryptomelane-type MnOx material, a porous NiyFe1-yOx material, and a binder. The anode includes: a continuous network having metallic zinc and having metallic zinc bridges connecting metallic zinc particle cores and a continuous network of void space interpenetrating the zinc network. The electrolyte fills the void space in the anode, is in contact with the cathode, and permeates the composite without completely filling or obstructing a majority of the pores. The housing encloses the anode, the cathode, and the separator and exposes the composite to ambient air. |
| US11296372B2 |
Battery module and battery pack
A battery pack includes a battery module, a case accommodating the battery module, and a cover covering the case. The battery module includes a plurality of battery cells each having an electrode at upper end, a cell accommodating portion made of resin and accommodating the plurality of battery cells, and a cooling portion for cooling the plurality of battery cells. The cooling portion includes a first metal portion disposed on a side facing a bottom end of each of the plurality of battery cells, a second metal portion extending from the other end facing surface of the first metal portion to the upper ends of the battery cells and disposed between the plurality of battery cells. The cell accommodating portion includes a resin insert portion formed by insert molding at least the other end facing surface of the first metal portion and the plurality of second metal portions. |
| US11296370B2 |
Battery having high thermal conductivity case
Some embodiments are directed to a battery. The battery can include a case having a hollow accommodation cavity formed therein. The case having a material that includes a blend comprising at least one of polysulfone, acrylonitrile butadiene styrene (ABS), Nylon, polyphenylene oxide (PPO), styrene-acrylonitrile (SAN), and polypropylene. The material of the case enables removal of thermal energy generated during operation of the battery. |
| US11296369B1 |
Hollow cylindrical secondary battery cell suited for thermal management
The present invention is focused on the making of an integral tubular battery pack of hollow cylindrical battery cells better suited for thermal management. The hollow cylindrical cell structure is made of two concentric cylinders within which the electrode assembly is mounted. The inner hollow cylindrical cell structure exterior' surface is the newly added feature as it provides additional area for heat transfer with the cell' surrounding. The newly designed hollow cylindrical cells' lithium-ion battery packs are equipped with thermal management system and used in large storage facilities and industrial batteries applications such as EVs and large-scale machines in general. |
| US11296368B2 |
Rechargeable battery comprising a cooling device
The invention relates to a rechargeable battery (1) comprising at least one storage module (3) for electrical energy and at least one cooling device (2) for cooling or controlling the temperature of the at least one storage module (3), wherein the cooling device (2) has at least one coolant channel (6), at least one coolant inlet (8) and at least one coolant outlet (9) and wherein the cooling device (2) has a single-layer or multi-layer film (4) and lying with this film (4) against the at least one storage module (3). |
| US11296356B2 |
Polymer electrolyte composition including polymer having a structural unit represented by formula (1), electrolyte salt, and molten salt, and polymer secondary battery including the same
There is disclosed a polymer electrolyte composition that comprises a polymer having a structural unit represented by the following formula (1), at least one electrolyte salt selected from the group consisting of lithium salts, sodium salts, and magnesium salts, and a molten salt having a melting point of 250° C. or less: wherein X− represents a counter anion. |
| US11296354B2 |
Lithium metal recovery and synthesis
A process and system for creating a lithium ion anolyte from lithium alloys. Metal and lithium alloys are processed to remove the metal with lithium from the alloy remaining. A lithium ion anolyte formed may be used in a process to form lithium metal. Alternatively, a process and system for recovering lithium from sources such as lithium alloys and lithium metal oxides and other feedstock such as recycled batteries into a thin lithium metal film via electrodeposition in an organic electrolyte contacting both anode (holder for lithium source) and cathode (substrate for lithium deposition) in a single-compartment electrolysis cell. |
| US11296353B2 |
Method for producing a solid state electrolyte, solid state electrolyte and lithium ion battery
A method is provided for producing a solid state electrolyte for a lithium ion battery. The method includes the following steps: i) providing a layer of a solid state electrolyte; and ii) coating at least one first surface of the layer of the solid state electrolyte with a first coating, which has an electrochemical stability at potentials of −1 to 5 V measured against Li/Li+. |
| US11296352B2 |
Secondary battery
An object of the present invention is to obtain a secondary battery that allows grasping a position of a mixture layer on an electrode and facilitates adjustment of positions of a positive electrode and a negative electrode. A secondary battery (100) of the present invention includes a negative electrode (32) that includes a strip-shaped copper foil (45) having both surfaces, negative electrode mixture layers (32a) on both the surfaces, a negative electrode foil exposed portion (32b), and insulating layers (31). The negative electrode foil exposed portion (32b) where the copper foil (45) is exposed is formed in an end portion on one side in a width direction of the copper foil (45). The insulating layers (31) are disposed on the negative electrode mixture layers (32a) and on the negative electrode foil exposed portion (32b). The insulating layer (31) includes a window portion (31a) at a position corresponding to a boundary part between the negative electrode mixture layer (32a) and the negative electrode foil exposed portion (32b). An end portion of the negative electrode mixture layer (32a) is visually recognizable from the window portion (31a). |
| US11296347B2 |
Flow battery cleansing cycle to maintain electrolyte health and system performance
A method of cleansing a redox flow battery system may include operating the redox flow battery system in a charge, discharge, or idle mode, and responsive to a redox flow battery capacity being less than a threshold battery capacity, mixing the positive electrolyte with the negative electrolyte. In this way, battery capacity degradation following cyclic charging and discharging of the redox flow battery system can be substantially reduced. |
| US11296346B2 |
Borosulfate proton conducting materials
Borosulfate salts of protic Brønsted bases, for example NH4[B(SO4)2], can serve as proton conductors in electrochemical devices such as fuel cells, flow batteries, and electrolyzers. |
| US11296341B2 |
Method and system for controlling startup of fuel cell
A method and a system for controlling startup of a fuel cell are provided. The method includes sensing a startup request signal and boosting a Bi-directional high-voltage DC/DC Converter (BHDC) of a main bus stage when the startup request signal has been sensed by a controller. A valve of an air/hydrogen line is then opened together with the boosting of the BHDC and the startup of the fuel cell is completed by allowing an output of the fuel cell after the valve of the air/hydrogen line is opened. |
| US11296340B2 |
Humidity transfer assemblies for fuel cells and higher-temperature electrochemical systems
A humidity transfer assembly includes a pressure vessel and a humidity transfer device disposed in the pressure vessel. The humidity transfer device includes an enclosure, a first inlet line fluidly coupled to the enclosure and configured to supply anode exhaust thereto, a first outlet line fluidly coupled to the enclosure and configured to output anode exhaust therefrom, and a second inlet line fluidly coupled to the enclosure and configured to supply feed gas thereto. The humidity transfer device is configured to transfer steam from anode exhaust to feed gas and to output feed gas into the pressure vessel. |
| US11296339B2 |
Apparatus and method for controlling hydrogen purging
An apparatus and method for controlling hydrogen purging are provided. The hydrogen purging control apparatus includes a purge valve that is disposed at an outlet on an anode side of a fuel cell stack and is configured to adjust an amount of emission of hydrogen containing impurities. Additionally, a controller is configured to adjust an opening and closing cycle of the purge valve based on a required output or an output current of the fuel cell stack. |
| US11296328B2 |
Porous catalyst, catalyst layer for fuel cell, electrode, membrane electrode assembly and fuel cell, and method for producing porous catalyst
Provided is a catalyst which does not corrode at high potentials or in acidic electrolytes of fuel cells, is stable, effectively participates in electrode reactions not only in a three-phase interface of a gas phase (humidified reaction gas) and a liquid phase formed in catalyst particles present on the surface in contact with an electrolyte membrane but also in a three-phase interface in catalyst particles in a catalyst layer present at positions away from the electrolyte membrane, has a high utilization efficiency of catalyst particles, has a high oxygen reduction ability, provides high characteristics, and is inexpensive compared to platinum. A fuel cell thus obtained has high characteristics and a long life, and is relatively inexpensive and excellent in economic efficiency. There is provided a porous catalyst comprising a sulfur-containing oxycarbonitride containing molybdenum, boron, and the following metal K (at least one metal selected from the group consisting of tantalum, zirconium, copper, iron, tungsten, titanium, vanadium, cobalt, manganese, aluminum, and nickel). |
| US11296326B2 |
Energy storage device and method for manufacturing the same
An energy storage device (10) includes: an electrode assembly (400) which includes a positive electrode plate (410) and a negative electrode plate (420), wherein the positive electrode plate (410) includes: a positive electrode substrate (411) which is electrically conductive; a positive electrode composite layer (414) which is formed on the positive electrode substrate (411), and an insulating layer (415), at least a part of the insulating layer being continuously formed on the positive electrode substrate (411) and an edge portion (414a) which is a portion including an edge of the positive electrode composite layer (414), and wherein an uneven portion (415a) is formed in the insulating layer (415) above the edge portion (414a) of the positive electrode composite layer (414). |
| US11296321B2 |
Negative electrode plate and battery
The present disclosure provides a negative electrode plate and a battery, the negative electrode plate comprises a negative current collector and a negative film, the negative film is provided on at least one surface of the negative current collector and comprises a negative active material, the negative active material comprises graphite, and the negative electrode plate satisfies a relationship: 0.27≤P×1.1/G+2/VOI≤1.3, P represents a porosity of the negative film, G represents a graphitization degree of the negative active material, VOI represents an OI value of the negative film. The battery of the present disclosure can have the characteristics of long cycle life, high energy density and excellent dynamics performance at the same time. |
| US11296319B1 |
Filled carbon nanotubes and methods of synthesizing the same
Filled carbon nanotubes (CNTs), methods of synthesizing the same, and lithium-ion batteries comprising the same are provided. In situ methods (e.g., chemical vapor deposition techniques) can be used to synthesize CNTs (e.g., multi-walled CNTs) filled with metal sulfide nanowires. The CNTs can be completely (or nearly completely) and continuously (or nearly continuously) filled with the metal sulfide fillers up to several micrometers in length. The filled CNTs can be synthesized on a carbon substrate. A lithium-ion battery can comprise a cathode, an anode comprising filled CNTs as described herein, and an electrolyte in contact with the cathode and/or the anode. |
| US11296312B2 |
Negative electrode active material for lithium secondary battery and method for preparing the same
A negative electrode active material including a core, an intermediate layer on a surface of the core, and a shell layer on a surface of the intermediate layer, wherein the core includes a silicon oxide of SiOx (0 |
| US11296307B2 |
OLED display and method for manufacturing same
The present disclosure provides an OLED display and a method for manufacturing the same. The method comprises steps of forming a planarization layer on the auxiliary electrode, wherein the planarization layer includes an opening; forming a transparent conductive layer and a pixel defining layer on the planarization layer, and patterning the same, such that both the transparent conductive layer and the pixel defining layer is located above the opening to shield a side of the opening that is adjacent to a non-display area; and forming a cathode electrode on the pixel defining layer by evaporation, such that the cathode electrode partially covers a side of the auxiliary electrode. |
| US11296306B2 |
Display panel and display device with shading part at side surface of pixel definition blocks
A display panel and a display device are provided, wherein the display panel includes a substrate; a pixel definition layer is disposed on the substrate, wherein the pixel definition layer includes a plurality of pixel definition blocks disposed apart from each other; and a plurality of light-emitting units each are disposed between adjacent pixel definition blocks, wherein two sides of each light-emitting unit are provided with a shading part. |
| US11296305B2 |
Foldable display device including retarder
A foldable display device including: a display panel; an input sensor directly disposed on the display panel and having an upper surface; an anti-reflector disposed on the upper surface of the input sensor, the anti-reflector including: a polarizer; and at least one lower retarder disposed between the input sensor and the polarizer; an upper retarder disposed on the anti-reflector, the upper retarder having a Young's modulus of about 4 GPa to about 100 GPa; a window disposed on the upper retarder and having an upper surface facing away from the upper retarder; and at least one adhesion member disposed between the input sensor and the window, wherein a thickness from the upper surface of the input sensor to the upper surface of the window is about 130 μm to about 540 μm. |
| US11296301B2 |
Display screen and method of manufacturing thereof
The present disclosure relates to display screens and manufacturing methods of display screens. The display screen includes a packaged component, a non-display area including an effective package area adjacent to the packaged component, and a package shadow area located at a periphery of the effective package area. The package shadow area includes a supporting substrate defining a groove for disconnecting a thin film package structure formed on the support substrate. The thin film package structure is disconnected at the groove. |
| US11296297B2 |
Display device having an inorganic layer covering an end of a first electrode
A display device includes: a first electrode; a second electrode overlapping the first electrode; a light emission layer disposed between the first electrode and the second electrode; a partition wall overlapping a portion of the first electrode; and an inorganic layer disposed between the partition wall and the first electrode, wherein the inorganic layer covers an end of the first electrode. |
| US11296296B2 |
Organic light-emtting diode light extraction layer having graded index of refraction
An organic light-emitting diode (OLED) structure includes a stack of OLED layers that includes a light emission zone having a planar portion, and a light extraction layer formed of a UV-cured ink disposed over the light emission zone of the stack of OLED layers. The light extraction layer has a gradient in index of refraction along an axis normal to the planar portion. |
| US11296289B2 |
Thin film transistor and method of manufacturing the same and thin film transistor panel and electronic device
A thin film transistor includes a gate electrode, a semiconductor layer overlapped with the gate electrode, a gate insulating layer between the gate electrode and the semiconductor layer, and a source electrode and a drain electrode electrically connected to the semiconductor layer. The semiconductor layer includes a plurality of holes. The gate insulating layer may include a plurality of recess portions at a surface of the gate insulating layer facing the semiconductor layer. A method of manufacturing the thin film transistor is provided. A thin film transistor array panel and an electronic device may include the thin film transistor. |
| US11296288B2 |
Display apparatus
A display apparatus includes a substrate including a first area, a second area, and a bending area between the first area and the second area, a plurality of pixels disposed in the first area, a protection film disposed under the substrate, a dummy film disposed under the protection film, and an opening in the protection film, wherein the opening overlaps the bending area. |
| US11296287B2 |
Display device
A display device includes: an insulating substrate having flexibility and including a bent portion that is bent at 90 degrees or more outside a display area provided with an image display function; and a spacer disposed inside the bent portion and including a curved area around which the bent portion is wrapped and a plane area facing the insulating substrate, wherein the insulating substrate includes a flat portion adjacent to the bent portion and provided so as to face the plane area. |
| US11296286B2 |
Display device having flexible support member having openings
A display device including a display panel having a foldable area, a support member disposed on a bottom surface of the display panel and including a plurality of openings formed in the foldable area, and an elastic member disposed on a bottom surface of the support member and overlapping the openings in the foldable area. |
| US11296285B2 |
Flexible substrate and method for manufacturing same, and flexible display substrate and method for manufacturing same
The present disclosure discloses a flexible substrate and a method for manufacturing the same, and a flexible display substrate and a method for manufacturing the same. The method for manufacturing the flexible substrate includes: sequentially forming a first flexible substrate layer and a first inorganic layer on a rigid base substrate; forming a second flexible substrate layer on a side of the first inorganic layer distal from the first flexible substrate layer, an orthographic projection of the second flexible substrate layer on the first flexible substrate layer being located within the first flexible substrate layer; and stripping off the rigid base substrate to obtain the flexible substrate. The method solves the problem of poor process of the flexible substrate. |
| US11296280B2 |
Anthracene derivative, light emitting element using the same, and light emitting device using the same
It is an object of the present invention to provide a light emitting element, which is resistant to repetition of an oxidation reaction. It is another object of the invention to provide a light emitting element, which is resistant to repetition of a reduction reaction. An anthracene derivative is represented by a general formula (1). In the general formula (1), R1 represents hydrogen or an alkyl group having 1 to 4 carbon atoms, R2 represents any one of hydrogen, an alkyl group having 1 to 4 carbon atoms and an aryl group having 6 to 12 carbon atoms, R3 represents any one of hydrogen, an alkyl group having 1 to 4 carbon atoms, and an aryl group having 6 to 12 carbon atoms, Ph1 represents a phenyl group, and X1 represents an arylene group having 6 to 15 carbon atoms. |
| US11296277B2 |
Variable resistance memory device having an anti-oxidation layer and a method of manufacturing the same
A variable resistance memory device is provided including a plurality of lower electrodes disposed on a substrate. A plurality of variable resistors are disposed on the plurality of lower electrodes. A plurality of upper electrodes are disposed on the plurality of variable resistors. An interlayer insulating layer fills a space in the plurality of variable resistors. An anti-oxidation layer is disposed between the plurality of variable resistors and the interlayer insulating layer. The anti-oxidation layer covers side surfaces of the plurality of variable resistors, and the anti-oxidation layer comprises silicon and/or carbon. |
| US11296273B2 |
Piezoelectric composition and piezoelectric device
A piezoelectric composition comprises silver and an oxide containing bismuth, barium, iron, and titanium. The oxide has a perovskite structure. The mass of the oxide is represented by MABO3 and the mass of the silver is represented by MAG. 100×MAG/MABO3 is 0.01 or more and 10.00 or less. |
| US11296266B2 |
LED array having transparent substrate with conductive layer for enhanced current spread
In a flip-chip LED assembly having an array of LEDs formed on the same substrate, different LEDs of the array have different distances to the n-contacts of the assembly. This may cause current crowding as current has to spread from the n-contacts through the substrate to each the farthest LEDs of the LED array, requiring LEDs that are farther away to be driven with a higher voltage in order to receive a desired amount of current. To spread current more evenly through the LED assembly and reduce a voltage difference between the closest and farthest LEDs of the array, a current spreading layer having a conductive material (e.g., a conductive oxide) is formed on a surface of the substrate of the LED assembly. The current spreading layer may be a bulk layer or be patterned to increase light extraction from the LEDs of the array. |
| US11296265B2 |
Radiation-emitting semiconductor device and fabric
A radiation-emitting semiconductor device and a fabric are disclosed. In an embodiment, a radiation-emitting semiconductor device includes a semiconductor layer sequence having an active region configured to generate radiation and at least one carrier on which the semiconductor layer sequence is arranged, wherein the at least one carrier has at least one anchoring structure on a carrier underside facing away from the semiconductor layer sequence, wherein the at least one anchoring structure includes electrical contact points for making electrical contact with the semiconductor layer sequence, and wherein the at least one anchoring structure is configured to receive at least one thread for fastening the semiconductor device to a fabric and for electrical contacting the at least one thread. |
| US11296258B2 |
Light-emitting diode
A light emitting diode includes a first conductivity type semiconductor layer and a mesa disposed on the first conductivity type semiconductor layer wherein the mesa is a semiconductor stack including an active layer and a second conductivity type semiconductor layer; a ZnO layer disposed on the second conductivity type semiconductor layer; a lower insulation layer covering the ZnO layer and the mesa, and including an opening exposing the ZnO layer; a first pad metal layer disposed on the lower insulation layer, and electrically connected to the first conductivity type semiconductor layer; a second pad metal layer electrically connected to the ZnO layer through the opening of the lower insulation layer, and an upper insulation layer covering the first pad metal layer and the second pad metal layer. |
| US11296257B2 |
Light-emitting diode chip and preparation method therefor
Embodiments of this application disclose a light-emitting diode chip and a preparation method therefor. The chip includes: an N-type GaN doping layer; three sub-pixel structures respectively formed in three sub-pixel regions at a first surface of the N-type GaN doping layer, where each of the three sub-pixel structures includes a blue-light quantum well structure, an interface barrier layer, a green-light quantum well structure, a charge barrier layer, and a P-type GaN doping layer that grow in sequence; three P-type contact electrodes respectively formed on the three sub-pixel structures, and an N-type contact electrode formed in a remaining region other than the three sub-pixel regions at the first surface of the N-type GaN doping layer; and a red-light colloidal quantum dot structure formed in a region that corresponds to a first sub-pixel region in the three sub-pixel regions and that is at a second surface of the N-type GaN doping layer. |
| US11296256B2 |
Light-emitting diode
A light-emitting diode includes an N-type cladding layer, and a superlattice structure, an active layer, a P-type electron-blocking layer, and a P-type cladding layer disposed on the N-type cladding layer in such order. The superlattice structure includes at least one first layered element which has first, second, and third sub-layers that are stacked on one another in a direction away from the N-type cladding layer. The first, second, and third sub-layers have energy band gaps Eg1, Eg2, and Eg3 which satisfy a relationship of Eg1 |
| US11296255B2 |
Manufacturing method of light-emitting element
A method of manufacturing a light-emitting element including, in the following order, steps of: preparing a wafer on which a semiconductor layer including an light-emission layer is formed; forming a resist film comprising a main body and a protrusion; forming a first metal film; forming a second metal film on the resist film and on the first metal film; pulling the protrusion of the resist film upward by raising and then lowering a temperature of the wafer; forming a third metal film on the second metal film and covering an end of the first metal film by the third metal film; and removing the resist film. In the step of forming the second metal film, the end of the first metal film is exposed from the second metal film. |
| US11296253B2 |
Micron-sized light emitting diode designs
A emitting diode (LED) includes an epitaxial structure defining a base and a mesa on the base. The base defines a light emitting surface of the LED and includes current spreading layer. The mesa includes a thick confinement layer, a light generation area on the thick confinement layer to emit light, a thin confinement layer on the light generation area, and a contact layer on the thin confinement layer, the contact layer defining a top of the mesa. A reflective contact is on the contact layer to reflect a portion of the light emitted from the light generation area, the reflected light being collimated at the mesa and directed through the base to the light emitting surface. In some embodiments, the epitaxial structure grown on a non-transparent substrate. The substrate is removed, or used to form an extended reflector to collimate light. |
| US11296252B2 |
Method and apparatus for CMOS sensor packaging
Methods and apparatus for forming a bond pad of a semiconductor device such as a backside illuminated (BSI) image sensor device are disclosed. The substrate of a device may have an opening at the backside, through the substrate reaching the first metal layer at the front side of the device. A buffer layer may be formed above the backside of the substrate and covering sidewalls of the substrate opening. A pad metal layer may be formed above the buffer layer and in contact with the first metal layer at the bottom of the substrate opening. A bond pad may be formed in contact with the pad metal layer. The bond pad is connected to the pad metal layer vertically above the substrate, and further connected to the first metal layer of the device at the opening of the substrate. |
| US11296250B2 |
Semiconductor heterojunction, field effect transistor and photodetector including the same
The present disclosure provides a semiconductor heterojunction. The semiconductor heterojunction includes a bottom semiconductor, a top semiconductor and an electrode substrate. An upper surface of the bottom semiconductor includes a first facet. A lower surface of the top semiconductor includes a second facet, and the lower surface of the top semiconductor is contacted with the upper surface of the bottom semiconductor. The electrode substrate is disposed below the bottom semiconductor. |
| US11296247B2 |
Photodetector with a buried layer
An electronics module assembly for detecting photons is provided to include: a substrate layer; a buried layer deposited upon a first surface area of the substrate layer; an intrinsic layer deposited upon a first portion of a first surface area of the buried layer; a plug layer deposited upon a second portion of the first surface area of the buried layer; a p-plus layer deposited upon a first surface area of the intrinsic layer; an n-plus layer deposited upon a first surface area of the plug layer; a pre-metal dielectric (PMD) layer deposited upon the p-plus layer and n-plus layer; a first node coupled, through the PMD layer, to the p-plus layer; and a second node coupled, through the PMD layer, to the n-plus layer. |
| US11296242B2 |
Vanadium-containing electrodes and interconnects to transparent conductors
Intermediate temperature metallization pastes containing vanadium are disclosed. The metallization pastes can be used to fabricate electrodes interconnected to a transparent conductor. |
| US11296240B1 |
Tunneling full-wave infrared rectenna
A rectenna is used for full-wave rectification of infrared radiation to produce electricity. In the rectenna, a metallic grating overlies a semiconductor body. A tunnel barrier is interposed between each grating element and the semiconductor body. Each of the grating elements overlies a bridge pair consisting of a region of n+-doped semiconductor and a region of p+-doped semiconductor, both of which are embedded in more lightly doped host semiconductor material. Each of the two regions that compose the bridge pair forms a rectifying tunnel junction through a tunnel barrier to at least one overlying grating element. Each of the two regions also forms a semiconductor junction with the host semiconductor material. |
| US11296235B2 |
Thin film transistor having a wire grid on a channel region and manufacturing method thereof, array substrate and manufacturing method thereof, and display panel
A thin film transistor and a manufacturing method thereof, an array substrate and a manufacturing method thereof, and a display panel are provided. The thin film transistor includes an active layer and a wire grid which is disposed at least on a surface of an active region of the active layer and is made of a conductive material. The active layer includes a source region, a drain region, and the channel region between the source region and the drain region. The wire grid includes a plurality of wire grid sections which are spaced apart from each other, and in a direction from the source region to the drain region, a length of the channel region is longer than a length of the wire grid section. |
| US11296234B2 |
Display device
A display device includes a first transistor including a gate electrode, a second transistor including a lower gate electrode, an upper gate electrode, and a first end portion electrically connected to an end portion of the first transistor, a lower gate signal line extending in a first direction, an upper gate signal line disposed on the lower gate signal line and extending in a first direction, and a first connection pattern disposed on the upper gate signal line, electrically connecting the gate electrode and a second end portion of the second transistor, and intersecting the lower gate signal line and the upper gate signal line. An entirety of the upper gate signal line overlaps a part of the lower gate signal line in an overlapping area in which the lower gate signal line or the upper gate signal line overlaps the first connection pattern. |
| US11296233B2 |
Semiconductor device and semiconductor device manufacturing method
A semiconductor device having favorable electrical characteristics can be provided. The semiconductor device having favorable electrical characteristics is provided. The semiconductor device has a structure including a first metal oxide layer including a first region, and a second region and a third region in which phosphorus, boron, aluminum, or magnesium is added and between which the first region is sandwiched; a conductive layer which overlaps with the first region; a first insulating layer which covers a side surface and a bottom surface of the conductive layer; a second metal oxide layer which covers a side surface and a bottom surface of the first insulating layer and is in contact with a top surface of the first region; a second insulating layer in contact with a top surface of the second region and a top surface of the third region and in contact with a side surface of the second metal oxide layer; a third insulating layer positioned over the second insulating layer and in contact with a side surface of the second metal oxide layer; a fourth insulating layer positioned over the third insulating layer and in contact with a side surface of the second metal oxide layer; a fifth insulating layer in contact with a top surface of the conductive layer, a top surface of the first insulating layer, a top surface of the second metal oxide layer, and a top surface of the fourth insulating layer. |
| US11296232B2 |
Oxide semiconductor thin-film transistor and method of fabricating the same
An oxide thin-film transistor includes a substrate; a first gate electrode formed on the substrate; a gate insulator formed on the first gate electrode; an oxide semiconductor layer formed on the gate insulator to correspond to the first gate electrode; source/drain electrodes formed to be spaced from each other on the oxide semiconductor layer and formed in a shape of a plurality of island patterns; a passivation layer formed on the source/drain electrodes, where the source/drain electrodes include a first area formed in a direction of the first gate electrode with respect to a horizontal plane of the substrate; and a second area formed in an opposite direction to the first area, and the plurality of island patterns are formed such that the first areas are separated from each other and thus have resistance to external stress. |
| US11296230B2 |
Semiconductor integrated circuit device
A semiconductor integrated circuit device provided with vertical nanowire (VNW) FETs includes a tap cell. The tap cell includes a power supply interconnect extending in a first direction and a bottom region of a first conductivity type formed in a top portion of a well or substrate of the first conductivity type. The bottom region overlaps the power supply interconnect as viewed from top and is connected with the power supply interconnect. |
| US11296224B1 |
Non-volatile polarization induced strain coupled 2D FET memory
A polarization induced strain coupled two dimensional field effect transistor (PoSt FET) memory cell is disclosed which includes a transistor including a source contact, a drain contact, a gate contact, a back contact, a channel disposed atop the gate contact, wherein the channel and the gate are separated by an electrically insulating material, and a piezoelectric (PE)/ferroelectric(FE) (PE/FE) layer disposed between the gate contact and the back contact and configured to store bit information in form of ferroelectric polarization (P), wherein a ratio of cross-sectional area of the channel to cross-sectional area of the PE/FE layer is between about 0.03 to about 0.07. |
| US11296221B2 |
Power semiconductor device
A power semiconductor device includes: a semiconductor layer including a main cell region, a sensor region, and an insulation region between the main cell region and the sensor region; a plurality of power semiconductor transistors disposed on the main cell region; a plurality of current sensor transistors disposed on the sensor region; and a protection resistance layer disposed on the semiconductor layer across the insulation region so that at least a portion of the plurality of power semiconductor transistors and at least a portion of the plurality of current sensor transistors are connected to each other under an abnormal operation condition. |
| US11296220B2 |
Semiconductor device, power supply circuit, and computer
A semiconductor device of an embodiment includes: a nitride semiconductor layer including a first GaN region of n-type, a second GaN region of n-type on the first GaN region, a third GaN region of p-type on the first GaN region, a fourth GaN region of p-type sandwiching the second GaN region with the third GaN region, a fifth GaN region of p-type on the third GaN region, a sixth GaN region of p-type sandwiching the second GaN region with the fifth GaN region, a seventh GaN region of n-type on the fifth GaN region, an eighth GaN region of n-type on the sixth GaN region, a trench between the seventh GaN region and the eighth GaN region, the trench having an inclination angle of less than 90 degrees; a gate insulating layer including an aluminum nitride film in the trench; a gate electrode; a first electrode; and a second electrode. |
| US11296218B2 |
Semiconductor device
A semiconductor device includes a semiconductor body having first and second opposing surfaces, an active area including active transistor cells, and an edge termination region laterally surrounding the active area. Each active transistor cell includes a mesa and a columnar trench having a field plate. The edge termination region includes inactive cells each including a columnar termination trench having a field plate, and a termination mesa including a drift region of a first conductivity type. The edge termination region includes a transition region laterally surrounding the active region and an outer termination region laterally surrounding the transition region. In the transition region, the termination mesa includes a body region of a second conductivity type arranged on the drift region. In the outer termination region, the drift region extends to the first surface. A buried doped region of the edge termination region is positioned in the transition and outer termination regions. |
| US11296217B2 |
Semiconductor device
A semiconductor device includes an active region configured by a first MOS structure region and a second MOS structure region, a gate ring region surrounding a periphery of the active region, a first ring region surrounding a periphery of the gate ring region, a second ring region surrounding a periphery of the first ring region, and a termination region surrounding a periphery of the second ring region. The semiconductor device has first first-electrodes in the first MOS structure region, second first-electrodes in the second MOS structure region, a third first-electrode in the first ring region, and a fourth first-electrode in the second ring region. The third first-electrode has a potential equal to that of the second first-electrodes, and the fourth first-electrode has a potential equal to that of the first first-electrodes. |
| US11296216B2 |
Power MOSFET device
Disclosed is a power MOSFET device, the power MOSFET device includes a source, a drain, a first gate, a second gate, a body diode, and a body region contact diode. The source, the drain, and the first gate constitute a first MOSFET structure. The source, the drain, and the second gate constitute a second MOSFET structure. A cathode of the body diode is connected to the drain, and an anode of the body region contact diode is connected to an anode of the body diode, a cathode of the body region contact diode is connected to the source. The first gate is configured to control turning on and off of the first MOSFET structure by means of a gate voltage. The second gate is connected to the source and configured to control turning on and off of the second MOSFET structure by means of a source voltage. |
| US11296214B2 |
High electron mobility transistor (HEMT) and forming method thereof
A high electron mobility transistor (HEMT) includes a carrier transit layer, a carrier supply layer, a main gate, a control gate, a source electrode and a drain electrode. The carrier transit layer is on a substrate. The carrier supply layer is on the carrier transit layer. The main gate and the control gate are on the carrier supply layer. The source electrode and the drain electrode are at two opposite sides of the main gate and the control gate, wherein the source electrode is electrically connected to the control gate by a metal interconnect. The present invention also provides a method of forming a high electron mobility transistor (HEMT). |
| US11296209B2 |
RF switch device with a sidewall spacer having a low dielectric constant
Various embodiments of the present disclosure are directed towards a method for forming an integrated circuit (IC). The method includes forming a gate electrode and a gate dielectric stacked over a substrate. A sidewall spacer layer is deposited over the substrate and the gate electrode, in which the sidewall spacer layer lines sidewalls of the gate electrode. An etching back is performed on the sidewall spacer layer to form a sidewall spacer on the sidewalls of the gate electrode. The etching back is performed at an etch rate less than about 8 angstroms/minute using an etchant comprising hydrogen fluoride. Further, the substrate is doped with the sidewall spacer and the gate electrode in place to form a pair of source/drain regions respectively on opposite sides of the gate electrode. |
| US11296208B2 |
Method of making heteroepitaxial structures and device formed by the method
A method for making a heteroepitaxial layer. The method comprises providing a semiconductor substrate. A seed area delineated with a selective growth mask is formed on the semiconductor substrate. The seed area comprises a first material and has a linear surface dimension of less than 100 nm. A heteroepitaxial layer is grown on the seed area, the heteroepitaxial layer comprising a second material that is different from the first material. Devices made by the method are also disclosed. |
| US11296207B2 |
Method of forming a seed area and growing a heteroepitaxial layer on the seed area
A method for making a heteroepitaxial layer. The method comprises providing a semiconductor substrate. A seed area delineated with a selective growth mask is formed on the semiconductor substrate. The seed area comprises a first material and has a linear surface dimension of less than 100 nm. A heteroepitaxial layer is grown on the seed area, the heteroepitaxial layer comprising a second material that is different from the first material. Devices made by the method are also disclosed. |
| US11296203B2 |
Switching device having gate stack with low oxide growth
An embodiment includes a system comprising: a switching device that includes a fin; and a source contact on a source, a gate contact on a channel, and a drain contact on a drain; wherein the gate contact includes: (a)(i) a first layer that includes oxygen, the first layer directly contacting the fin, (a)(ii) a second layer that includes a dielectric material, (c) a third layer that includes at least one of aluminum, titanium, ruthenium, zirconium, hafnium, tantalum, niobium, vanadium, thorium, barium, magnesium, cerium, and lanthanum, and (a)(iii) a fourth layer that includes a metal, wherein (b)(i) the source contact, the gate contact, and the drain contact are all on the fin, and (b)(ii) the second layer is between the first and fourth layers. Other embodiments are described herein. |
| US11296201B2 |
Gate structure and method of fabricating the same
A gate structure includes at least one spacer defining a gate region over a semiconductor substrate, a gate dielectric layer disposed on the gate region over the semiconductor substrate, a first work function metal layer disposed over the gate dielectric layer and lining a bottom surface of an inner sidewall of the spacer, and a filling metal partially wrapped by the first work function metal layer. The filling metal includes a first portion and a second portion, wherein the first portion is between the second portion and the semiconductor substrate, and the second portion is wider than the first portion. |
| US11296197B2 |
Power gate with metal on both sides
An apparatus including a circuit structure including a device stratum including a plurality of transistor devices each including a first side defined by a gate electrode and an opposite second side; and a gated supply grid disposed on the second side of the structure, wherein a drain of the at least one of the plurality of transistor devices is coupled to the gated supply grid. A method including providing a supply from a package substrate to power gate transistors in a device layer of a circuit structure, the transistors coupled to circuitry operable to receive a gated supply from the power gate transistors; and distributing the gated supply from the power gate transistors to the circuitry using a grid on an underside of the device layer. |
| US11296190B2 |
Field effect transistors with back gate contact and buried high resistivity layer
The present disclosure relates to semiconductor structures and, more particularly, to field effect transistors with back gate contact and buried high resistivity layer and methods of manufacture. The structure includes: a handle wafer comprising a single crystalline semiconductor region; an insulator layer over the single crystalline semiconductor region; a semiconductor layer over the insulator layer; a high resistivity layer in the handle wafer, separated from the insulator layer by the single crystalline semiconductor region; and a device on the semiconductor layer. |
| US11296184B2 |
Display panels, display screens, and display terminals
The present disclosure relates to a display panel, a display screen, and a display terminal. The display panel includes a substrate, a pixel-defining layer disposed on the substrate, and an isolation structure disposed on the pixel-defining layer. The isolation structure includes at least two layer structures stacked in sequence along a direction perpendicular to a surface of the substrate. At least one of the at least two layer structures has a width varied continuously or intermittently along an extending direction of the isolation structure. The extending direction of the isolation structure is parallel to the surface of the substrate. The width of the layer structure refers to a size of a projection, along a direction perpendicular to the extending direction, of the layer structure on a plane coplanar with the surface of the substrate. |
| US11296182B2 |
Organic light-emitting diode display substrate, method of manufacturing the same, and display device
An OLED display substrate, a manufacturing method thereof, and a display device are provided. The OLED display substrate includes a base substrate, a conductive pattern, a driving circuit layer, an anode layer, a light-emitting layer and a cathode layer. The driving circuit layer, the anode layer, the cathode layer and the light-emitting layer are arranged at a same side of the base substrate. The conductive pattern is arranged between the base substrate and the driving circuit layer and electrically connected to the cathode layer through a plurality of via holes. |
| US11296181B2 |
Display panel packaging method
A display panel, a packaging method thereof, and a display device having same are described. The display panel has: a substrate having a display region and a non-display region surrounding the display region; electrode lines distributed on a surface of the substrate, and located within the display region; a package covering plate attached to the surface of the substrate having the electrode lines; a double-sided sealant adhered to the package covering plate and the surface of the substrate having the electrode lines; a conductive nanofiber layer disposed between the double-sided sealant and the substrate, and located on the electrode lines of the display region. The conductive nanofiber layer can achieve good surface contact and parallel connection with the electrode lines. Therefore, surface resistance of the electrode lines in the display panel is effectively reduced, and luminous efficiency and brightness uniformity of the display panel are improved. |
| US11296175B2 |
Organic light-emitting display apparatus and manufacturing method thereof
An improved organic light-emitting display apparatus prevents damage of wiring due to a mask during the manufacturing process, and a manufacturing method thereof. An organic light-emitting display apparatus includes a display unit formed on a substrate, a pad unit formed at one outer side of the display unit on the substrate, a wiring unit formed as a multilayer structure on the substrate to couple the display unit to the pad unit, a thin film encapsulating layer covering the display unit, and a protrusion unit that does not overlap the uppermost layer of wiring of the multilayered wiring unit. |
| US11296173B2 |
Dual-sided displays
In example implementations, a display is provided. The display includes a first portion and a second portion. The first portion includes a first plurality of light emitting diodes (LEDs) that emit light in a first direction. The second portion includes a combination of the first plurality of LEDs that emit light in the first direction and a second plurality of LEDs that emit light in a second direction that is opposite the first direction to form a dual-sided display. |
| US11296172B2 |
Semiconductor device
A display device is provided including a plurality of pixels, wherein the plurality of pixels is arranged in a matrix form, wherein each of the plurality of pixels has an emission region and a transparent region, and wherein the emission region has a light-emitting element, and the transparent region has at least a part of a storage capacitor having transparency and is covered with at least one electrode of the storage capacitor, a first electrode covers the plurality of pixels, a light-emitting layer is arranged below the first electrode, a second electrode is arranged below the light-emitting layer, and the storage capacitor includes the first electrode. |
| US11296171B2 |
Display substrate and display device
A display substrate and a display device are provided. The display substrate includes sub-pixels and a light emitting control signal line. The sub-pixel includes an organic light emitting element and a pixel circuit, the organic light emitting element includes a second electrode, the pixel circuit includes a driving transistor and a first light emitting control transistor, and the pixel circuit further includes a connection structure. In the second color sub-pixel, a first electrode of the first light emitting control transistor is electrically connected with the connection structure through a first connection hole, and the connection structure is electrically connected with the second electrode through a second connection hole, the first connection hole and the second connection hole are located on both sides of the light emitting control signal line. In the third color sub-pixel, the second electrode does not overlap with a channel of the driving transistor. |
| US11296159B2 |
Display device comprising a first partition wall and a second partition wall
An embodiment of the present disclosure provides a display device including a substrate, a thin film transistor on the substrate, a first electrode electrically connected to the thin film transistor, a light emitting layer and a second electrode overlapping the first electrode, a first partition wall between the first electrode and the second electrode, and a second partition wall overlapping the first partition wall, wherein the first partition wall includes at least one of a black pigment and a black dye, wherein the second partition wall includes an organic insulating material, and wherein a portion of the second partition wall overlaps the first electrode. |
| US11296158B2 |
Pixel structure including a lateral reflective layer
A pixel structure. The pixel structure includes a base substrate; an insulating island on the base substrate; a light emitting element on a side of the insulating island away from the base substrate; an insulating layer on the base substrate and surrounding the insulating island, the insulating layer spaced apart from the insulating island by a groove; and a reflective layer on a lateral side of the insulating layer surrounding a periphery of the light emitting element, and configured to reflect light laterally emitted from the light emitting element to exit from a light emitting surface of the pixel structure. The insulating layer has a height relative to a main surface of the base substrate greater than a height of the insulating island relative to the main surface of the base substrate. The reflective layer is in direct contact with the base substrate in the groove. |
| US11296156B2 |
Organic light emitting diode device
An inorganic light emitting diode device includes: a substrate including a plurality of sub-pixels; a thin film transistor (TFT) in each of the plurality of sub-pixels, wherein the TFT has at least one inorganic layer; an encapsulation layer on an organic light emitting layer, wherein the encapsulation layer includes at least one organic encapsulation layer and at least one inorganic encapsulation layer; and an opening exposing the inorganic layer of the TFT, wherein the opening connects the at least one inorganic encapsulation layer with the inorganic layer of the TFT. |
| US11296154B2 |
Display device
A display device includes a display panel including a first region and a second region, and a sensing module on a rear side of the display panel. The first region includes a first pixel area to display an image. The second region includes a second pixel area to display the image and a transmission area to transmit light output by the sensing module. The second region overlaps the sensing module. The second pixel area overlaps a first layer that blocks light output by the sensing module. The transmission area does not overlap the first layer. |
| US11296153B2 |
OLED pixel structure and OLED display panel
The present disclosure provides an organic light emitting diode pixel structure and an organic light emitting diode display panel including the same. The organic light emitting diode pixel structure includes a driving circuit layer, a light emitting function layer, and a color resist layer. The driving circuit layer includes pixel driving circuits. The color resist layer includes color resists arranged in an array. The pixel driving circuits are disposed in interval regions outside long sides of the color resists. Because size of the pixel driving circuits is much larger than a width of traces, each width between adjacent pixels is increased. This avoids light leakage caused by pixel intervals being too small. |
| US11296152B2 |
Array substrate with color conversion luminescence layers, manufacturing method thereof, display panel, and display apparatus
The present disclosure is related to an array substrate. The array substrate may include a substrate; and a plurality of sub-pixels emitting different colors of light on the substrate. Each of the plurality of sub-pixels may include a green electroluminescence component, and each of the plurality of the sub-pixels other than green sub-pixels further may include a color conversion layer on a light-exiting side of the green electroluminescence component. |
| US11296146B2 |
Magnetoresistive memory device and method of manufacturing magnetoresistive memory device
According to an embodiment, a magnetoresistive memory device includes a first conductor with a first surface. A first structure on the first surface of the first conductor includes a first ferromagnetic layer. An insulating layer is on the first structure. A second structure on the insulating layer includes a second ferromagnetic layer. A second conductor is in contact with the first surface of the first conductor and a side surface of the first structure. A first insulator on the second conductor covers a side surface of the insulating layer, and is in contact with the side surface of the first structure and a side surface of the second structure. A third conductor on the first insulator is in contact with the side surface of the second structure. |
| US11296145B2 |
Fabrication methods
Various fabrication method are disclosed. In one such method, at least one structure is formed on a substrate which protrudes outwardly from a plane of the substrate. A beam is used to form a layer of material, at least part of which is in direct contact with a semiconductor structure on the substrate, the semiconductor structure comprising at least one nanowire. The beam has a non-zero angle of incidence relative to the normal of the plane of the substrate such that the beam is incident on one side of the protruding structure, thereby preventing a portion of the nanowire in a shadow region adjacent the other side of the protruding structure in the plane of the substrate from being covered with the material. |
| US11296143B2 |
Display panel and display device
The disclosure provides a display panel, including a substrate layer, a luminescent layer, and a plurality of composite black matrix layers. The luminescent layer is disposed on the substrate layer, the composite black matrix layers are disposed beside two sides of the luminescent layer and are disposed on the substrate layer, and the composite black matrix layers comprise a black matrix layer and a light reflective layer. |
| US11296141B2 |
Image capturing assembly and packaging method thereof, lens module, and electronic device
The present disclosure provides an image capturing assembly and its packaging method, a lens module and an electronic device. The packaging method includes: providing a photosensitive chip; mounting an optical filter on the photosensitive chip; providing a carrier substrate and temporarily bonding the photosensitive chip and functional components on the carrier substrate; and forming an encapsulation layer on the carrier substrate and at least between the photosensitive chip and the functional components. |
| US11296134B2 |
Image sensor including planar boundary between optical black and active pixel sensor areas with a wiring layer comprising a stepped portion and a via contact portion that penetrates through the pad area of a substrate
An image sensor includes a substrate including a sensor array area, a pad area, and a circuit area, a wiring layer on the pad area, and a light-shielding pattern on the sensor array area. The sensor array area includes a first area including active pixels and a second area including optical back pixels. The wiring layer is apart from the substrate by a first distance on the pad area. The light-shielding pattern includes a first portion spaced apart from the substrate by a second distance less than the first distance, a second portion disposed between the first portion and the wiring layer and extending on the same level as the wiring layer, and a third portion disposed between the first portion and the second portion and integrally formed with the first portion and the second portion. |
| US11296131B2 |
Peeling method and method of manufacturing semiconductor device
There is provided a peeling method capable of preventing a damage to a layer to be peeled. Thus, not only a layer to be peeled having a small area but also a layer to be peeled having a large area can be peeled over the entire surface at a high yield. Processing for partially reducing contact property between a first material layer (11) and a second material layer (12) (laser light irradiation, pressure application, or the like) is performed before peeling, and then peeling is conducted by physical means. Therefore, sufficient separation can be easily conducted in an inner portion of the second material layer (12) or an interface thereof. |
| US11296129B2 |
Display panel and fabricating method thereof
This invention provides a display panel and a fabricating method thereof. Wherein the display panel defines a display area and an edge area. The display panel includes a substrate, a gate layer, a gate insulating layer, a thin film encapsulation layer, and a polyimide layer. By disposing a buffer tank on the gate insulating layer, the flow rate of the polyimide solution printed through inkjet printing in the edge region is reduced when the polyimide layer is forming, thereby causing it to solidify to form the polyimide layer before flowing over a retaining wall, and preventing sealant contamination and peeling. |
| US11296114B2 |
Semiconductor memory device and method for manufacturing the same
A semiconductor memory device includes a connecting member including a semiconductor material, a first electrode film, a first insulating film, a stacked body and three or more semiconductor pillars. The stacked body includes second electrode films and second insulating films that alternately stacked. The semiconductor pillars are arrayed along two or more directions, extend in a stacking direction, pierce through the stacked body and the first insulating film, and are connected to the connecting member. The device includes a third insulating film provided between the semiconductor pillars and the stacked body and between the connecting member and the first electrode film. A charge storage layer is provided at least between one of the second electrode films and the third insulating film. |
| US11296112B2 |
Multi-layer barrier for CMOS under array type memory device and method of making thereof
A semiconductor structure includes a doped semiconductor material portion, a metal-semiconductor alloy portion contacting the doped semiconductor material portion, a device contact via structure in direct contact with the metal-semiconductor alloy portion, and at least one dielectric material layer laterally surrounding the device contact via structure. The device contact via structure includes a barrier stack and a conductive fill material portion. The barrier stack includes at least two metal nitride layers and at least one nitrogen-containing material layer containing nitrogen and an element selected from silicon or boron. |
| US11296106B2 |
3D memory semiconductor devices and structures
A 3D memory device, the device including: a plurality of memory cells, where each memory cell of the plurality of memory cells includes at least one memory transistor, where each of the at least one memory transistor includes a source, a drain, and a channel; a plurality of bit-line pillars, where each bit-line pillar of the plurality of bit-line pillars is directly connected to a plurality of the source or the drain, where the bit-line pillars are vertically oriented, where the channel is horizontally oriented; and a level of memory control circuits, where the memory control circuits is disposed either above or below the plurality of memory cells. |
| US11296104B2 |
Three dimensional semiconductor device and method of forming the same
A three-dimensional semiconductor device and a method of forming the same are provided. The three-dimensional semiconductor device comprises a substrate including first and second areas; first and second main separation patterns, disposed on the substrate and intersecting the first and second areas; gate electrodes disposed between the first and second main separation patterns and forming a stacked gate group, the gate electrodes sequentially stacked on the first area and extending in a direction from the first area to the second area; and at least one secondary separation pattern disposed on the second area, disposed between the first and second main separation patterns, and penetrating through the gate electrodes disposed on the second area. The gate electrodes include pad portions on the second area, and the pad portions are thicker than the gate electrodes disposed on the first area and in contact with the at least one secondary separation pattern. |
| US11296097B2 |
3D vertical NAND memory device including multiple select lines and control lines having different vertical spacing
Some embodiments include apparatuses, and methods of forming and operating the apparatuses. Some of the apparatuses include a pillar including a length, a memory cell string and control lines located along a first segment of the pillar, and select lines located along a second segment of the pillar. The control lines include at least a first control line and a second control line. The first control line is adjacent the second control line. The first control line is separated from the second control line by a first distance in a direction of the length of the pillar. The select lines include at least a first select line and a second select line. The first select line is separated from the second select line by a second distance in the direction of the length of the pillar. The second distance is less than the first distance. |
| US11296096B2 |
Antifuse OTP structure with hybrid junctions
An antifuse One-Time-Programmable memory cell includes a substrate, a select transistor, and an antifuse capacitor. The select transistor includes a first high-voltage junction formed in the substrate and a first low-voltage junction formed in the substrate. The antifuse capacitor includes a second high-voltage junction formed in the substrate and a second low-voltage junction formed in the substrate. |
| US11296095B2 |
Memory device and method for forming the same
A memory device includes a substrate, first semiconductor layers and second semiconductor layers alternately stacked over the substrate, a first gate structure and a second gate structure crossing the first semiconductor layers and the second semiconductor layers, a first via and a second via over the first gate structure and the second gate structure, and a first word line and a second word line over the first via and the second via. Along a lengthwise direction of the first and second gate structures, a width of the first semiconductor layers is narrower than a width of the second semiconductor layers. |
| US11296093B2 |
Deep trench capacitor distribution
A method for distributing deep trench (DT) capacitance in an integrated circuit (IC) design is provided. The method includes forming a placement block that includes blockages defining openings in interstitial regions among the blockages, superimposing the placement block over the IC design and providing distributed DT capacitance to the IC design. The providing of the distributed DT capacitance includes adding DT capacitance cells through the openings to portions of the IC design where there are no reserved blocks. |
| US11296090B2 |
Semiconductor memory device with buried capacitor and fin-like electrodes
A semiconductor device includes a substrate having a semiconductor substrate, an insulator layer on the semiconductor substrate, and a silicon device layer on the insulator layer. At least one capacitor cavity with corrugated sidewall surface is disposed within the insulator layer between the semiconductor substrate and the silicon device layer. At least one buried capacitor is provided in the at least one capacitor cavity. The at least one buried capacitor includes an inner electrode and an outer electrode with a capacitor dielectric layer therebetween. |
| US11296087B2 |
Thin film transistors with spacer controlled gate length
Embodiments herein describe techniques for a semiconductor device including a TFT having a gate electrode with a gate length determined by a spacer. Embodiments may include a gate electrode above a substrate, a channel layer above the gate electrode, and a source electrode, a drain electrode, and a spacer above the channel layer. The drain electrode may be separated from the source electrode by the spacer. The drain electrode and the source electrode may have different widths or include different materials. Furthermore, the spacer may overlap with the gate electrode, hence the gate length of the gate electrode may be determined by the spacer width. Other embodiments may be described and/or claimed. |
| US11296086B2 |
Feedback 1T DRAM device having localized partial insulating layers
A feedback 1T DRAM device that has a partial insulating film structure is provided. A body region may be divided into two or more in a channel direction by pn junctions and/or partial insulating layers, and gates may be formed on each of the divided body regions. The present invention can be operated by filling and subtracting electrons in the energy well of the conduction band and holes in the energy well of the valence band, respectively. In addition, it is possible to maximize retention time and improve operation reliability by reducing carrier loss by energy barriers of pn junctions and/or partial insulating layers. |
| US11296066B2 |
Non-volatile memory
A non-volatile memory includes a first semiconductor layer vertically stacked on a second semiconductor layer and including a first memory group, a second memory group, a third memory group and a fourth memory group. The second semiconductor layer includes a first region, a second region, a third region and a fourth region respectively underlying the first memory group, second memory group, third memory group and fourth memory group. The first region includes one driving circuit connected to memory cells of one of the second memory group, third memory group and fourth memory group through a first word line, and another driving circuit connected to memory cells of the first memory group through a first bit line, wherein the first word line and first bit line extend in the same horizontal direction. |
| US11296064B2 |
Substrate structure with buried chip and light emitting device using the same
A substrate structure with a buried chip and a light emitting device using the same are provided. The substrate structure includes a base layer, a control chip, a filling layer, a first upper resin layer and a first lower resin layer. The substrate layer has a first surface, a second surface opposite to the first surface, and an opening passing through the first surface and the second surface. The control chip is disposed in the opening, and an annular space having a specific width is defined by an outer wall surface of the control chip and an inner wall surface of the opening. The filling layer is filled in the annular space. The first upper resin layer and the first lower resin layer are respectively disposed on the first surface and the second surface of the base layer. |
| US11296060B2 |
LED pixel device having chip stack structure
An LED pixel device is disclosed. The LED pixel device includes a first light-transmitting substrate, a second light-transmitting substrate overlying the first light-transmitting substrate, a third light-transmitting substrate overlying the second light-transmitting substrate, a first light-emitting cell underlying the first light-transmitting substrate, a second light-emitting cell interposed between the first light-transmitting substrate and the second light-transmitting substrate, and a third light-emitting cell interposed between the second light-transmitting substrate and the third light-transmitting substrate. The first light-emitting cell, the second light-emitting cell, and the third light-emitting cell emit light of different wavelengths. |
| US11296059B2 |
System and method for the selective harvest of emissive elements
A method is provided for the selective harvest of microLED devices from a carrier substrate. Defect regions are predetermined that include a plurality of adjacent defective microLED devices on a carrier substrate. A solvent-resistant binding material is formed overlying the predetermined defect regions and exposed adhesive is dissolved with an adhesive dissolving solvent. Non-defective microLED devices located outside the predetermined defect regions are separated from the carrier substrate while adhesive attachment is maintained between the microLED devices inside the predetermined defect regions and the carrier substrate. Methods are also provided for the dispersal of microLED devices on an emissive display panel by initially optically measuring a suspension of microLEDs to determine suspension homogeneity and calculate the number of microLEDs per unit volume. If the number of harvested microLED devices in the suspension is known, a calculation can be made of the number of microLED devices per unit of suspension volume. |
| US11296058B2 |
Tunable white lighting systems
According to at least one aspect, a lighting device is provided. The lighting device comprises a circuit board; a light emitting diode (LED) array mounted to the circuit board and configured to emit broad spectrum light at any one of a plurality of different color correlated temperature (CCT) values within a range of CCT values, the LED array comprising a first LED configured to emit narrow spectrum light and a second LED that is different from the first LED and configured to emit broad spectrum light; and at least one elastomer encapsulating at least part of the circuit board and the LED array mounted to the circuit board. |
| US11296053B2 |
Direct bonded stack structures for increased reliability and improved yield in microelectronics
Direct bonded stack structures for increased reliability and improved yields in microelectronics are provided. Structural features and stack configurations are provided for memory modules and 3DICs to reduce defects in vertically stacked dies. Example processes alleviate warpage stresses between a thicker top die and direct bonded dies beneath it, for example. An etched surface on the top die may relieve warpage stresses. An example stack may include a compliant layer between dies. Another stack configuration replaces the top die with a layer of molding material to circumvent warpage stresses. An array of cavities on a bonding surface can alleviate stress forces. One or more stress balancing layers may also be created on a side of the top die or between other dies to alleviate or counter warpage. Rounding of edges can prevent stresses and pressure forces from being destructively transmitted through die and substrate layers. These measures may be applied together or in combinations in a single package. |
| US11296052B2 |
TSV-less die stacking using plated pillars/through mold interconnect
A device package has substrates disposed on top of one another to form a stack, and pads formed on at least one of the top surface and the bottom surface of each of the substrates. The device package has interconnects electrically coupling at least one of the top surface and the bottom surface of each substrate to at least one of the top surface and the bottom surface of another substrate. The device package has pillars disposed between at least one of the top surface and the bottom surface of one or more substrates to at least one of the top surface and the bottom surface of other substrates. The device package also has adhesive layers formed between at least one of the top surface and the bottom surface of one or more substrates to at least one of the top surface and the bottom surface of other substrates. |
| US11296048B2 |
Semiconductor chip mounting device and method for manufacturing semiconductor device
Provided is a mounting device in which two or more semiconductor chips are laminated and mounted at a plurality of locations on a substrate, said mounting device including: a stage that supports the substrate; a bonding part that laminates and mounts the plurality of semiconductor chips on the substrate while heating the plurality of semiconductor chips and the substrate; and a heat insulating member that is interposed between the stage and the substrate, said heat insulating member including a first layer which is in contact with the substrate and to which heat is applied from the bonding part via the semiconductor chips and the substrate, and a second layer which is disposed closer to the stage side than the first layer, wherein the first layer has a larger heat resistance than the second layer. |
| US11296031B2 |
Dielectric-filled trench isolation of vias
An apparatus is provided which comprises: a substrate, the substrate comprising crystalline material, a first set of one or more contacts on a first substrate surface, a second set of one or more contacts on a second substrate surface, the second substrate surface opposite the first substrate surface, a first via through the substrate coupled with a first one of the first set of contacts and with a first one of the second set of contacts; a second via through the substrate coupled with a second one of the first set of contacts and with a second one of the second set of contacts, a trench in the substrate from the first substrate surface toward the second substrate surface, wherein the trench is apart from, and between, the first via and the second via, and dielectric material filling the trench. Other embodiments are also disclosed and claimed. |
| US11296023B2 |
Semiconductor device and method of fabricating the same
A semiconductor device comprises a buried dielectric layer, a first gate structure, a second gate structure, a first source/drain region, a second source/drain region, a front-side metallization, a backside metallization, and conductive contacts. The first gate structure and the second gate structure disposed respectively in the front-side and back side of the dielectric layer, the first source/drain region and the second source/drain region are disposed between the first gate structure and the second gate structures. The front-side metallization is disposed on the front-side of the buried dielectric layer, and the backside metallization is disposed on the backside of the buried dielectric layer. The conductive contacts penetrate the buried dielectric layer and electrically couple the front-side metallization to the backside metallization. |
| US11296016B2 |
Semiconductor devices and methods and apparatus to produce such semiconductor devices
Semiconductor devices and methods and apparatus to produce such semiconductor devices are disclosed. An integrated circuit package includes a lead frame including a die attach pad and a plurality of leads; a die including a MEMs region defined by a plurality of trenches, the die electrically connected to the plurality of leads; and a mold compound covering portions of the die, the mold compound defining a cavity between a surface of the die and a surface of the mold compound, wherein the mold compound defines a vent. |
| US11296015B2 |
Die attach methods and semiconductor devices manufactured based on such methods
A semiconductor device includes a carrier, a power semiconductor die that includes first and second opposite facing main surfaces, a side surface extending from the first main surface to the second main surface, and first and second electrodes disposed on the first and second main surfaces, respectively, a die attach material arranged between the carrier and the first electrode, wherein the die attach material forms a fillet at the side surface of the power semiconductor die, wherein a fillet height of the fillet is less than about 95% of a height of the power semiconductor die, wherein the height of the power semiconductor die is a length of the side surface, and wherein a maximum extension of the die attach material over edges of a main surface of the power semiconductor die facing the die attach material is less than about 200 micrometers. |
| US11296013B2 |
Semiconductor wafer and semiconductor device for suppressing the propagation of cracks
A semiconductor wafer includes chip regions; and a scribe region provided between the chip regions, the scribe region extending in a first direction in a plan view, wherein the scribe region includes a first region extending in the first direction, second regions situated on respective sides of the first region in a second direction perpendicular to the first direction in a plan view, each of the two second regions extending in the first direction, and an electrode pad provided in at least the second regions, and each of the two second regions includes one or more trench vias that are wall-shaped, the one or more trench vias extending in the first direction, and at least one trench via of the one or more trench vias having a portion overlapping with the electrode pad in a plan view. |
| US11296011B2 |
Through-substrate vias with improved connections
A device includes a substrate, and a plurality of dielectric layers over the substrate. A plurality of metallization layers is formed in the plurality of dielectric layers, wherein at least one of the plurality of metallization layers comprises a metal pad. A through-substrate via (TSV) extends from the top level of the plurality of the dielectric layers to a bottom surface of the substrate. A deep conductive via extends from the top level of the plurality of dielectric layers to land on the metal pad. A metal line is formed over the top level of the plurality of dielectric layers and interconnecting the TSV and the deep conductive via. |
| US11296008B2 |
Aluminum-silicon carbide composite and production method therefor
An aluminum-silicon carbide composite including flat-plate-shaped composited portion containing silicon carbide and an aluminum alloy, and aluminum layers containing an aluminum alloy provided on both plate surfaces of composited portion, wherein circuit board is mounted on one plate surface and the other plate surface is used as heat-dissipating surface, wherein: the heat-dissipating-surface-side plate surface of the composited portion has a convex curved shape; the heat-dissipating-surface-side aluminum layer has a convex curved shape; ratio (Ax/B) between the average (Ax) of the thicknesses at the centers on opposing short sides of outer peripheral surfaces and thickness (B) at central portions of the plate surfaces satisfies the relationship: 0.91≤Ax/B≤1.00; and a ratio (Ay/B) between the average (Ay) of the thicknesses at the centers on opposing long sides of outer peripheral surfaces and thickness (B) at central portions of the plate surfaces satisfies the relationship: 0.94≤Ay/B≤1.00 and production method therefor. |
| US11296007B2 |
Thermal conducting sheet, method for manufacturing thermal conducting sheet, heat dissipation member, and semiconductor device
Provided is a thermal conducting sheet, including: a binder resin; insulating-coated carbon fibers; and a thermal conducting filler other than the insulating-coated carbon fibers, wherein the insulating-coated carbon fibers include carbon fibers and a coating film over at least a part of a surface of the carbon fibers, the coating film being formed of a cured product of a polymerizable material. |
| US11296004B2 |
Semiconductor package including heat redistribution layers
A semiconductor package is provided including a first semiconductor package including a first semiconductor chip. The first semiconductor chip includes a first surface and a second surface opposite to the first surface. A second semiconductor package is disposed on the first semiconductor package. The second semiconductor package includes a second redistribution layer including a redistribution line. A second semiconductor chip is disposed on the second redistribution layer. A thermal pillar is disposed on the second redistribution layer. A heat radiator is disposed on the second semiconductor package and connected to the thermal pillar. The redistribution line is connected to the first semiconductor chip. |
| US11296003B2 |
Thermally enhanced semiconductor package with at least one heat extractor and process for making the same
The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy. |
| US11296002B2 |
Semiconductor device package and method for manufacturing the same
A semiconductor device package includes a substrate, a first electronic component and a first encapsulant. The substrate has a first surface and a second surface opposite to the first surface. The first electronic component is disposed on the first surface of the substrate. The first encapsulant is disposed on the first surface of the substrate and covers the first electronic component. The first encapsulant has a first surface facing away the first surface of the substrate and includes a recess at an edge of the first surface of the first encapsulant. |
| US11295997B2 |
Semiconductor device manufacturing method and semiconductor device
A method of manufacturing a semiconductor device prepares contact members, each of which has a cylindrical through-hole, and column-shaped connection terminals, each having a polygonal shape in a cross-sectional view along a length direction thereof, wherein a length of a diagonal of the polygonal shape is greater than an inner diameter of the through-holes. Chamfers with a curvature for fitting an inner surface of the through-holes are formed at corners of the connection terminal, and the connection terminals are press-fitted into the through-holes of the contacts. By doing so, the area of contact where the connection terminals press-fitted into the contacts contact the inner circumferential surfaces of the through-holes of the contacts is increased. This increases the tensile load of the connection terminals fitted into the contacts. |
| US11295996B2 |
Systems and methods for bonding semiconductor elements
A bonding machine for bonding semiconductor elements, the bonding machine including: a support structure for supporting a substrate; a bond head assembly, the bond head assembly including a bonding tool configured to bond a plurality of semiconductor elements to the substrate; an alignment structure including first alignment markings; an alignment element configured to be placed on the alignment structure using the bonding tool, the alignment element including second alignment markings; an imaging system configured to image relative positions of the first alignment markings and corresponding ones of the second alignment markings; and a computer system configured to provide an adjustment to a position of at least one of the bonding tool and the support structure during bonding of ones of the plurality of semiconductor elements to the substrate, the computer being configured to provide the adjustment at least partially based on the relative positions of the first alignment markings and the corresponding ones of the second alignment markings, the adjustment being specific to bonding of the ones of the plurality of semiconductor elements to a corresponding region of the substrate. |
| US11295990B2 |
Methods of forming metal gates
A method includes removing a dummy gate structure formed over a first fin and a second fin, forming an interfacial layer in the first trench and the second trench, forming a first high-k dielectric layer over the interfacial layer in the first trench and the second trench, removing the first high-k dielectric layer in the second trench, forming a self-assembled monolayer over the first high-k dielectric layer in the first trench, forming a second high-k dielectric layer over the self-assembled monolayer in the first trench and over the interfacial layer in the second trench, forming a work function metal layer in the first and the second trenches, and forming a bulk conductive layer over the work function metal layer in the first and the second trenches. In some embodiments, the first high-k dielectric layer includes lanthanum and oxygen. |
| US11295986B2 |
Vertical field-effect transistor (VFET) devices and methods of forming the same
Vertical field-effect transistor (VFET) devices and methods of forming the VFET devices are provided. The methods may include forming a first channel region and a second channel region on a substrate, forming a recess in the substrate between the first and second channel regions by removing a portion of the liner and a portion of the substrate, forming a bottom source/drain region in the recess of the substrate, forming a capping layer on the bottom source/drain region, removing the liner and the capping layer, forming a spacer on the substrate and the bottom source/drain region, and forming a gate structure on side surfaces of the first and second channel regions. |
| US11295984B2 |
Method for forming gate oxide
A method for forming a gate oxide film of a transistor device includes: step 1: forming a hard mask layer on the surface of a semiconductor substrate, etching the hard mask layer and the semiconductor substrate to form shallow trenches; step 2: performing an tilt-angle ion implantation to the upper area of the side surfaces of each shallow trench to form an upper doped region; step 3: filling a field oxide layer into the shallow trenches and removing the hard mask layer; and step 4: performing thermal oxidation to form a gate oxide film on the surface of an active region. The method can improve the morphology of the gate oxide film, thus increase the breakdown voltage threshold and reliability of the device. |
| US11295981B2 |
Semiconductor devices including through vias and methods of fabricating the same
Disclosed are semiconductor devices including through vias and methods of fabricating the same. The methods may include forming a first structure including a metal pattern and a second structure on the first structure. The metal pattern includes an upper surface facing the second structure. The methods may also include etching the second structure to form a via hole exposing the metal pattern, oxidizing a first etch residue in the via hole to convert the first etch residue into an oxidized first etch residue, and removing the oxidized first etch residue. After removing the oxidized first etch residue, the upper surface of the metal pattern may include a first portion that includes a recess and has a first surface roughness and a second portion that is different from the first portion and has a second surface roughness. The first surface roughness may be greater than the second surface roughness. |
| US11295980B2 |
Methods for depositing a molybdenum metal film over a dielectric surface of a substrate by a cyclical deposition process and related semiconductor device structures
Methods for depositing a molybdenum metal film over a dielectric surface of a substrate by a cyclical deposition process are disclosed. The methods may include: providing a substrate comprising a dielectric surface into a reaction chamber; depositing a nucleation film directly on the dielectric surface; and depositing a molybdenum metal film directly on the nucleation film, wherein depositing the molybdenum metal film includes: contacting the substrate with a first vapor phase reactant comprising a molybdenum halide precursor; and contacting the substrate with a second vapor phase reactant comprising a reducing agent precursor. Semiconductor device structures including a molybdenum metal film disposed over a surface of a dielectric material with an intermediate nucleation film are also disclosed. |
| US11295979B2 |
Semiconductor package device with integrated antenna and manufacturing method thereof
A method of manufacturing a semiconductor device includes: coupling a semiconductor die to a protection layer; forming a first redistribution layer over the semiconductor die, wherein the first redistribution layer includes a first conductive plate of an antenna structure and a first dielectric layer laterally surrounding the first conductive plate; etching the first dielectric layer to form a recess exposing the first conductive plate; filling the recess with a second dielectric material to form an insulating film; and forming a second redistribution layer including a second conductive plate of the antenna structure over the insulating film. The insulating film electrically isolates the first conductive plate from the second conductive plate, wherein one of the first conductive plate and the second conductive plate is configured to radiate or receive electromagnetic wave. The insulating film has a thickness associated with a main resonance frequency of the antenna structure. |
| US11295977B2 |
Standard cell device and method of forming an interconnect structure for a standard cell device
A method of forming an interconnect structure for a standard cell semiconductor device is disclosed. In one aspect, the method includes forming metal lines along respective routing tracks, wherein forming the metal lines includes depositing, on a first dielectric layer covering the active regions of the cell, a metal layer and a capping layer on the metal layer; patterning the capping layer and the metal layer to form first and second capped off-center metal lines extending along first and second off-center tracks, respectively; forming spacer lines on sidewalls of the capped off-center metal lines; and embedding the spacer-provided capped off-center metal lines in a second dielectric layer. The method further includes patterning a set of trenches in the second dielectric layer. The set of trenches includes a center trench extending along a center track between the spacer-provided capped off-center lines, and a first and a second edge trench extending along first and second edge tracks, respectively, on mutually opposite outer sides of the spacer-provided capped off-center metal lines. The method further includes forming a center metal line in the center trench, and a first and a second edge metal line in the first and second edge trenches, respectively. |
| US11295976B2 |
Substrate support device, substrate conveyance robot, and aligner device
A substrate support device includes a blade and at least one pad provided on the blade to support a substrate. The pad includes a first fixed member, a second fixed member, and a bridge. The first fixed member is provided at an outer portion of the blade. The outer portion is located outside an outer circumference portion of the substrate when the substrate is supported on the pad. The second fixed member is provided at an inner portion of the blade. The inner portion is under the substrate when the substrate is supported on the pad. The bridge is flexible and connects the first fixed member and the second fixed member to support the outer circumference portion of the substrate. An upper surface of the bridge is inclined downward from the first fixed member toward the second fixed member when the substrate is not supported on the pad. |
| US11295974B2 |
Substrate treating apparatus
A substrate treating apparatus includes first and second transport mechanisms, an intermediate transport mechanism, first and second intermediate parts, and a controller. The intermediate transport mechanism is disposed between the first and second transport mechanisms. The first intermediate part is disposed within a first overlapped area where the first transport mechanism and the intermediate transport mechanism are capable of transporting a substrate. The substrate is placed in the first intermediate part. The second intermediate part is disposed within a second overlapped area where the intermediate transport mechanism and the second transport mechanism are capable of transporting the substrate. The substrate is placed in the second intermediate part. The intermediate transport mechanism repeats cycle operation based on the controller's control. The cycle operation by the intermediate transport mechanism includes only a first access operation of accessing the first intermediate part and a second access operation of accessing the second intermediate part. |
| US11295972B2 |
Layout structure between substrate, micro-LED array and micro-vacuum module for micro-LED array transfer using micro-vacuum module, and method for manufacturing micro-LED display using the same
The present disclosure provides a method for transfer and assembly of RGB micro-light-emitting diodes using vacuum suction force whereby the vacuum state of micrometer-sized adsorption holes to which micro-light-emitting diodes formed on a mother substrate or a temporary substrate are bonded is controlled selectively, so that only the micro-light-emitting diode devices desired to be detached from the mother substrate or the temporary substrate are detached from the mother substrate or the temporary substrate using vacuum suction force and then transferred to a target substrate. |
| US11295969B2 |
Hybridization for characterization and metrology
A computer-implemented method for measuring a parameter of a semiconductor. A non-limiting example of the computer-implemented method includes receiving, using a processor, a raw signal from a first tool representing a measured parameter of a semiconductor device. The method also receives, using the processor, data on the measured parameter from a second tool, and calculates, using the processor, the measured parameter based on the data received from the second tool and on a constraint based on the raw signal from the first tool. |
| US11295968B2 |
System and method for decapsulation of plastic integrated circuit packages
System and method for decapsulation of plastic integrated circuit packages by providing a microwave generator, providing a Beenakker resonant cavity connected to the microwave generator, which cavity comprises a coupling antenna loop, providing the cavity with a tube or tubes for supply of plasma gas and etchant gas or gases and with means for igniting the plasma gas, and providing that the cavity is set at a predefined value of its Q factor by embodying the coupling antenna loop and/or a wire optionally attached to the coupling antenna loop in a metal or metal alloy, or providing that at least at part of its surface area the coupling antenna loop and/or the wire is coated with a metal or metal alloy different than copper and with a higher resistivity than copper. |
| US11295964B2 |
Pressure regulating device and semiconductor production system
A pressure regulating device cooperates with a semiconductor production system to regulate a pressure in a pipe of a semiconductor production apparatus in the semiconductor production system. The pressure regulating device reduces the pressure in the pipe of the semiconductor apparatus by a suction pump to prevent from liquid leakage when the pipe is broken. In addition, the pressure regulating device can periodically record the pressure change in the pipe to facilitate an operator to judge whether the pipe is damaged and analyze the cause of decrease in production yield. |
| US11295961B2 |
Method of manufacturing a semiconductor device
A method of manufacturing a semiconductor device is disclosed herein. The method includes forming a first layer of a first planarizing material over a patterned surface of a substrate, forming a second layer of a second planarizing material over the first planarizing layer, crosslinking a portion of the first planarizing material and a portion of the second planarizing material, and removing a portion of the second planarizing material that is not crosslinked. In an embodiment, the method further includes forming a third layer of a third planarizing material over the second planarizing material after removing the portion of the second planarizing material that is not crosslinked. The third planarizing material can include a bottom anti-reflective coating or a spin-on carbon, and an acid or an acid generator. The first planarizing material can include a spin-on carbon, and an acid, a thermal acid generator or a photoacid generator. |
| US11295959B2 |
Method of determining plasma abnormality, method of manufacturing semiconductor device, and substrate processing apparatus
There is provided a technique that includes: imaging a gas supply hole configured to supply a plasma-converted gas into a process chamber by using an imaging device disposed in the process chamber; detecting a plasma emission intensity based on an image of the imaged gas supply hole; and determining at least one of whether abnormal plasma discharge has occurred and whether plasma flickering has occurred based on the detected plasma emission intensity. |
| US11295957B2 |
Package structure and method of manufacturing the same
A package structure and method of forming the same are provided. The package structure includes a die, a TIV, an encapsulant, a RDL structure, an underfill layer, a protection layer, and a cap. The TIV is aside the die. The encapsulant laterally encapsulates the die and the TIV. The RDL structure is electrically connected to the die. The underfill layer is disposed between the die and the RDL structure and laterally encapsulated by the encapsulant. The protection layer is overlying the die and the encapsulant. The cap covers a top surface of the TIV and laterally aside the protection layer. A top surface of the cap is higher than a top surface of the encapsulant and lower than a top surface of the protection layer. |
| US11295955B2 |
Transistor
A transistor is provided and includes a substrate; a first interlayer dielectric layer disposed on the substrate, the first interlayer dielectric layer including an opening there-through; a work function layer at least disposed over a bottom of the opening; a gate electrode layer disposed in the opening and over the work function layer; and a protection layer disposed on the work function layer and between the gate electrode layer and the first interlayer dielectric layer. |
| US11295953B2 |
Method and apparatus for micromachining semiconductor material from opposing sides through synchronous coordination of laser and electrochemistry
An apparatus for micromachining a semiconductor material from opposing sides through synchronous coordination of laser and electrochemistry includes an optical path system, a stable low-pressure jet generation system, and an electrolytic machining system. The optical path system includes a laser generator, a beam expander, a reflector, a galvanometer, and a lens. The electrolytic machining system includes a direct-current pulsed power supply, an adjustable cathode fixture, an electrolyte tank, a current probe, and an oscilloscope. The stable low-pressure jet generation system provides an electrolyte flow into a metal needle. The electrolyte flow forms an electrolyte layer between a semiconductor material and a cathode copper plate, such that the cathode and the anode are in electrical contact with each other. In a method employing the apparatus, a laser beam is irradiated onto the semiconductor material to form a local high-temperature region, which leads to a localized increase in electrical conductivity. |
| US11295951B2 |
Wide band gap semiconductor device and method for forming a wide band gap semiconductor device
A method for forming a wide band gap semiconductor device is provided. The method includes forming a gate insulation layer on a wide band gap semiconductor substrate and annealing the gate insulation layer using at least a first reactive gas species and a second reactive gas species, wherein the first reactive gas species differs from the second reactive gas species. The method can include forming a gate electrode on the gate insulation layer after annealing the gate insulation layer. |
| US11295948B2 |
Low-K feature formation processes and structures formed thereby
Semiconductor device structures having low-k features and methods of forming low-k features are described herein. Some examples relate to a surface modification layer, which may protect a low-k feature during subsequent processing. Some examples relate to gate spacers that include a low-k feature. Some examples relate to a low-k contact etch stop layer. Example methods are described for forming such features. |
| US11295940B2 |
Deconvolution of mass spectrometry data
A method for deconvoluting measured mass spectrometry data, the method comprising: receiving measured mass spectrometry data representing at least two molecular moieties each having a respective isotopic pattern, wherein at least two of said isotopic patterns overlap; iteratively filling a set of mass channels to produce an approximated version of the mass spectrometry data, said iterative filling comprising a number of iterations, each iteration comprising filling one or more of the mass channels with a chunk of intensity data according to the isotopic pattern of a respective one of the two or more molecular moieties selected for said iteration; terminating said iterative filling when a fitness criterion is met indicating a fit of the approximated version of the mass spectrometry data to the measured mass spectrometry data; and determining the amount of each molecular moiety that produced the measured mass spectrometry data based on the total amount of fills according to the respective isotopic pattern of said molecular moiety. |
| US11295939B2 |
Analytical device
An analytical device includes: a reaction unit into which an ion derived from a sample component is introduced; a radical generation unit that generates a radical by vacuum discharge and comprises a raw material introduction chamber into which a plasma raw material is introduced; a connection part that introduces the radical generated in the radical generation unit into a vacuum chamber, the vacuum chamber having a pressure lower than a pressure of the raw material introduction chamber and being connected to the reaction unit; and a separation unit that separates a generated ion generated by a reaction with the radical introduced via the connection part into the reaction unit according to m/z and/or ion mobility, wherein an inner diameter of a cross section of the connection part is equal to or less than 20 millimeters. |
| US11295936B2 |
Apparatus and method for treating substrate
The substrate treating apparatus includes a processing module and an index module on which a cassette having the substrate received therein is placed and that includes an index robot that transfers the substrate between the cassette and the processing module. The processing module includes a process chamber and a transfer chamber. The process chamber includes a support unit. The support unit includes a support on which the substrate is placed and a ring member that surrounds the substrate placed on the support and that is provided so as to be detachable from the support. The apparatus further includes a carrier storage unit that stores a carrier that is mounted on a hand of the main transfer robot or the index robot and on which the ring member is placed when the ring member is transferred by the main transfer robot or the index robot. |
| US11295935B2 |
Electromagnet device, electromagnet controller, electromagnet control method, and electromagnet system
The electromagnet device of the present invention comprises: a yoke having an annular groove in a front surface thereof; an annular coil provided in the groove; and an epoxy resin provided on an outer surface of the coil configured to secure the coil to the yoke, wherein there is a clearance between an outer circumferential surface of the groove in the yoke and the epoxy resin provided on an radially outer side of the coil. |
| US11295933B2 |
Substrate processing apparatus and substrate processing method
An apparatus for processing a substrate is provided. The apparatus for processing the substrate includes a housing having a process space, a gas supply unit to supply gas into the process space, a support unit including a chuck to support the substrate in the process space and a lower electrode to surround the chuck when viewed from a top, a temperature adjusting plate provided in the housing, a dielectric plate unit coupled to the temperature adjusting plate, and having a dielectric plate disposed in opposite to the substrate supported by the support unit in the process space, and an upper electrode unit coupled to the temperature adjusting plate, and having an upper electrode disposed in opposition to the lower electrode. The dielectric plate unit includes a first base disposed between the dielectric plate and the temperature adjusting plate. |
| US11295927B1 |
Apparatus of charged-particle beam such as electron microscope comprising co-condensers for continuous image resolution tuning
The present invention provides an apparatus of charged-particle beam such as an electron microscope with co-condensers. A source of charged particles is configured to emit a beam of charged particles, and the co-condensers including two or more magnetic condensers are configured to coherently focus the beam to a single crossover spot. The invention exhibits numerous technical merits such as continuous image resolution tuning, and automatic switching between multiple resolutions, among others. |
| US11295926B2 |
Repellent electrode for electron repelling
The current disclosure is directed to a repellent electrode used in a source arc chamber of an ion implanter. The repellent electrode includes a shaft and a repellent body having a repellent surface. The repellent surface has a surface shape that substantially fits the shape of the inner chamber space of the source arc chamber where the repellent body is positioned. A gap between the edge of the repellent body and the inner sidewall of the source arc chamber is minimized to a threshold level that is maintained to avoid a short between the conductive repellent body and the conductive inner sidewall of the source arc chamber. |
| US11295925B2 |
Electron gun device
An electron gun device according to the present invention emits an electron beam by means of heating to a high temperature in a vacuum. According to the present invention, the surface of a material (108, 125), which emits an electron beam, is a hydrogenated metal that is melted and in a liquid state during a high-temperature operation; the liquid hydrogenated metal is contained in a hollow cover tube container (102, 124), which is in a solid state during the high-temperature operation, in the form of a hydrogenated liquid metal or in the form of a liquid metal before hydrogenation, and heated together with the cover tube container (102, 124) to a high temperature; subsequently, the hydrogenated liquid metal is exposed from the cover tube container (102, 124) and forms a liquid surface where gravity, the electric field and the surface tension of the liquid surface are balanced; and an electron beam is emitted from the exposed surface of the hydrogenated liquid metal. |
| US11295923B2 |
Rectangular magnetron tube core
A rectangular magnetron tube core including: an anode component having two openings respectively formed in two end portions thereof; a cathode component disposed on the center axis of an anode barrel; an input component and an output component respectively disposed on the two openings formed outside the two end portions of the anode barrel. The anode component includes: the anode barrel, a plurality of anode vanes, two strapping rings, an A-side pole shoe and a K-side pole shoe. The anode vanes are uniformly disposed on the inner side wall of the anode barrel. The tips of the anode vanes leave a tubular space at the center axis of the anode barrel, and the two strapping rings are both ring-structure erected on both sides of the anode vanes. The structure of the A-side pole shoe is completely symmetrical with that of the K-side pole shoe. |
| US11295921B2 |
Fuse cutout cover with spacer for loadbreak tool
A fuse cutout cover is disclosed that allows a lineman to engage a metal hook assembly and pull ring of the cutout with a loadbreak tool. The cutout also includes a wire connector and a metal top connector that leads from the wire connector to the top of the fuse. A front opening in the cover allows easy access by a loadbreak tool over a wide range of angles. A roof of the cover extends beyond the sidewalls of the opening and covers an end of the top connector. An inner vertical wall of the cover has a bottom edge that rests on the top surface of the top connector to space the roof from the top connector to provide additional vertical clearance when positioning the loadbreak tool to engage the cutout. The wall also blocks access to the enlarged open to prevent birds from nesting in the opening. |
| US11295917B2 |
Terminal of relay, and relay
Provided is a terminal of a relay, by which defective sealing in the relay can be prevented. A movable terminal of the relay has: a first plate including a first inner surface, a first outer surface opposed to the first inner surface, and a first through opening which opens to the first inner surface and the first outer surface; a second plate including a second inner surface, a second outer surface opposed to the second inner surface, and a second through opening which opens to the second inner surface and the second outer surface; and a folded part which connects the first plate to the second plate. The first through opening is partially overlapped with the second through opening, and the second inner surface is partially exposed to the first through opening. |
| US11295913B2 |
Vacuum circuit breaker
A vacuum circuit breaker includes a vacuum circuit breaker tube having a vacuum housing in which a contact system is disposed. The contact system includes two contacts which are movable relative to one another. An electrical pre-arcing unit having an ignition electrode in the vacuum housing is provided for igniting an arc along an arc current path. |
| US11295907B2 |
Backlight module and operation method thereof
A backlight module is provided. The backlight module includes a backlight control circuit and a plurality of multiple light-emitting elements coupled in series and coupled to the backlight control circuit. The backlight control circuit transmits a packet. Each of the light-emitting elements compares an address of the packet with an individual address of each of the light-emitting elements. When the address of the packet matches the individual address of a target light-emitting element of the light-emitting elements, the target light-emitting element emits light according to a light-emitting data of the packet. Each of the light-emitting elements transmits the packet to a next light-emitting element. |
| US11295905B2 |
Apparatus, system, and method for providing an electrical notification system
An apparatus for an electrical control assembly having at least one control member that is electrically connected to an electrical component, the at least one control member supported by an attachment assembly, which is disposed in a cavity of the electrical control assembly and includes a recess, the at least one control member movable between a first position and a second position is disclosed. The apparatus includes a structural assembly that is removably insertable in the recess of the attachment assembly, a through-beam emitter having an emitter member that is attached to a first end portion of the structural assembly and a receiver member that is attached to a second end portion of the structural assembly, the emitter member aligned to emit a light beam along a straight line of sight to the receiver member, and an electrical circuit. |
| US11295904B2 |
System and methods for providing orientation compensation in pointing devices
Axis orientation compensation is provided in a system in which movement of a controlling device is used to control navigational functions of a target appliance by determining which one of plural sides of the controlling device is an active side of the controlling device and by causing navigational functions of the target appliance made relative to at least one of an X, Y, and Z axis of the target appliance to be dynamically aligned with movements of the controlling device made relative to at least one of an A, B, and C axis of the controlling device as a function of the one of the plural sides of the controlling device that is determined to be the active side of the controlling device. |
| US11295900B2 |
Electrolytic capacitor having external electrodes with a resin electrode layer
An electrolytic capacitor that includes a resin molded body having opposed first and second end surfaces, the body including a stack that includes a capacitor element with an anode exposed at the first end surface, a dielectric layer on a surface of the anode, and a cathode opposite to the anode and exposed at the second end surface, and a sealing resin that encloses the stack; a first external electrode on the first end surface of the resin molded body and electrically connected to the anode; and a second external electrode on a second end surface of the resin molded body and electrically connected to the cathode, wherein the first external electrode and the second external electrode each include a resin electrode layer containing a conductive component and a resin component. |
| US11295897B2 |
Multilayer capacitor and manufacturing method for the same
A multilayer capacitor includes: a capacitor body formed by placing two or more stacked units in a row in a stacking direction of dielectric layers, each stacked unit including a plurality of dielectric layers, and a plurality of first and second internal electrodes alternately disposed with the dielectric layers interposed therebetween; and first and second external electrodes disposed on the capacitor body to be electrically connected to the first and second internal electrodes, respectively, and, in the capacitor body, adjacent stacked units are disposed to allow surfaces with similar density to be adjacent to each other. |
| US11295895B2 |
Integrated capacitor filter and integrated capacitor filter with varistor function
Disclosed are apparatus and a method for providing an integrated multiterminal multilayer ceramic device that has three or more capacitive elements. Two of such capacitive elements may be in series, with a third in parallel. The integrated device may be packaged as an overmolded three leaded component, or can be mounted as SMD (surface mount device). The integrated device may also be combined with a separate varistor in a stacked arrangement of leaded components. |
| US11295894B2 |
Dielectric ceramic composition and multilayer ceramic capacitor comprising the same
A dielectric ceramic composition and a multilayer ceramic capacitor comprising the same are provided. The dielectric ceramic composition includes a BaTiO3-based base material main ingredient and an accessory ingredient, where the accessory ingredient includes dysprosium (Dy) and neodymium (Nd) as first accessory ingredients. A total content of Nd is less than 0.699 mol % based on 100 mol % of titanium (Ti) of the base material main ingredient. |
| US11295893B2 |
Self-aligning capacitor electrode assembly having improved breakdown voltage
A self-aligning capacitor electrode assembly having an improved breakdown voltage is disclosed. The electrode assembly comprises a first electrode having a generally planar shape and a length in a first direction. The electrode assembly also comprises a second electrode having a generally planar shape and a length in a second direction. The second electrode overlaps the first electrode such that an overlapping region is formed. The overlapping region has an area that is insensitive to a relative misalignment in the first direction between the first electrode and the second electrode that is less than a first offset distance. A ratio of the length of the first electrode to the first offset distance is less than about 45. |
| US11295889B2 |
Pulling plate structure for a three-dimensional wound core of transformer
A novel pulling plate structure for a three-dimensional wound core of a transformer, including a three-dimensional wound core spliced by three rectangular single frames, the three-dimensional wound core includes three core legs, an upper iron yoke and a lower iron yoke, an upper frame surrounding the upper iron yoke is installed in a top of the three-dimensional wound core, a lower frame surrounding the upper iron yoke is installed at a bottom of the three-dimensional wound core, the core leg has a longitudinal cross-section opposite and parallel to inside faces of the upper frame and the lower frame, a pulling plate is installed in a plane of the longitudinal cross-section, the pulling plate is connected with the upper frame and the lower frame. |
| US11295888B2 |
Reactor
A reactor includes: a coil including a first winding portion and a second winding portion formed by winding a winding wire, such that axes of the winding portions are parallel; and a magnetic core including: a first inner core portion arranged in the first winding portion; a second inner core portion arranged in the second winding portion; and outer core portions that are arranged outside of the winding portions and couple both inner core portions. A specification of a constituent material of the first inner core portion and a specification of a constituent material of the second inner core portion are different, and the second inner core portion is configured such that alternating-current loss of the second inner core portion and the second winding portion is smaller than alternating-current loss of the first inner core portion and the first winding portion. |
| US11295884B2 |
Perpendicular STTM multi-layer insert free layer
A perpendicular spin transfer torque memory (pSTTM) device incorporates a magnetic tunnel junction (MTJ) device having a free magnetic stack that includes a plurality of magnetic layers interleaved with a plurality of non-magnetic insert layers. The layers are arranged such that the topmost and bottommost layers are magnetic layers. The stacked design decreases the damping of the MTJ free magnetic stack, beneficially reducing the write current required to write to the pSTTM device. The stacked design further increases the interface anisotropy, thereby beneficially improving the stability of the pSTTM device. The non-magnetic interface layer may include tantalum, molybdenum, tungsten, hafnium, or iridium, or a binary alloy containing at least two of tantalum, molybdenum, tungsten hafnium, or iridium. |
| US11295879B2 |
Surge arresters and related assemblies and methods
A surge arrester includes a polymer body or housing and a varistor assembly in the body or housing. The varistor assembly includes a plurality of varistor elements and a fuse electrically connected in series and forming a vertical stack of the plurality of varistor elements and the fuse. The stack has a first end surface, a second end surface, and a side surface extending between the first end surface and the second end surface. The varistor assembly includes a first end fitting at the first end surface of the stack and a second end fitting at the second end surface of the stack. |
| US11295876B2 |
High-voltage feed-through, electrical device having a high-voltage feed-through, and method for producing the electrical device
A high-voltage feed-through contains a securing flange for securing the high-voltage feed-through to a wall. The securing flange contains a retaining part and a moving part, wherein the moving part is mounted relative to the retaining part such that it can rotate in relation to a longitudinal direction of the high-voltage feed-through. An electrical device contains a fluid-tight housing and the high-voltage feed-through. A device connection part is provided for receiving and contacting the high-voltage feed-through. |
| US11295871B2 |
Collimator assembly and ray detection apparatus
The disclosure provides a collimator assembly, comprising at least at least two collimators configured to be moveable relative to each other such that the collimator assembly is switchable between at least two collimation modes; in respective collimation modes, the at least two collimators are superposed with each other in a thickness direction of the collimator assembly, such that the collimator assembly presents different combined patterns for collimating and shielding rays incident onto the collimator assembly and that the collimator assembly has corresponding ray shielding thickness for effectively shielding rays. |
| US11295869B2 |
Methods of preserving a nuclear fuel element
A method of preserving a nuclear fuel includes exposing a surface of a fuel element comprising aluminum to a phosphorus-containing acid and reacting the phosphorus-containing acid with the aluminum to form aluminum phosphate (AlPO4). A nuclear fuel element includes a nuclear fuel and a shell surrounding the nuclear fuel. The shell comprises aluminum phosphate. |
| US11295864B2 |
Creating a vascular tree model
An apparatus for vascular modeling is disclosed. The apparatus receives medical images from an imaging device that include representations of a coronary vessel tree of a subject recorded at a different viewing angles. The apparatus determines, from a first of the medical images, a first centerline set and first vessel diameters for sample points along the first centerline set, and determines, from a second of the medical images, a second centerline set and second vessel diameters for sample points along the second centerline set. The apparatus determines a correspondence between the first centerline set and the second centerline set, and determines diameters for a combined centerline set based on the correspondence of sample points along the first and second centerline sets. The apparatus provides the combined centerline set for estimating blood flow resistance values of the coronary vessel tree of the subject to determine at least one potential stenosis. |
| US11295863B2 |
Predictive clinical assays and methods of using same
Disclosed are methods of treating an individual at risk for a negative outcome associated with a treatment for a disease, in particular a proliferative disorder such as cancer. The method may include the steps of creating a predictive assay that includes both a biomarker and a genetic mutation. The predictive assay indicates the likelihood of a negative outcome associated with a particular treatment in a particular individual, such that an individual may be administered a treatment less likely to be associated with a negative outcome. |
| US11295862B2 |
Predictive modeling of respiratory disease risk and events
An application server predicts respiratory disease risk, rescue medication usage, exacerbation, and healthcare utilization using trained predictive models. The application server includes model modules and submodel modules, which communicate with a database server, data sources, and client devices. The submodel modules train submodels by determining submodel coefficients based on training data from the database server. The submodel modules further determine statistical analysis data and estimates for medication usage events, healthcare utilization, and other related events. The model modules combine submodels to predict respiratory disease risk, exacerbation, rescue medication usage, healthcare utilization, and other related information. Model outputs are provided to users, including patients, providers, healthcare companies, electronic health record systems, real estate companies and other interested parties. |
| US11295858B2 |
Health data collection device, health evaluation method using the same, and health evaluation system including the health data collection device
Provided are a health data collection device, a health evaluation system using this, and a health evaluation method including the health data collection device. The health data collection device includes a stimulation providing device, a bio signal measurement device, and a controller. The stimulation providing device provides stimulation such that a user changes from a stabilization state to a perturbation state. The bio signal measurement device measures a first bio signal in the stabilization state and a second bio signal in the perturbation state. The controller controls a stimulation providing device or a bio signal measurement device based on personal identification information. The controller generates physiological function data based on the first bio signal and the second bio signal. According to the inventive concept, bio-signals are measured using continuously changing personal identification information and stimulation, so data optimized for health state evaluation may be collected. |
| US11295851B2 |
Devices and methods of optimal personalized daily hydration
Devices and methods analyze daily hydration in an individual. An application can confirm if typical daily water intake by an individual participating is sufficient to maintain hydration and/or can determine an optimal personalized hydration plan to maintain or improve hydration for the individual. The application can estimate water losses during each of a plurality of activities by considering one or more characteristics of the individual, such as weight, height, gender, heart rate at rest, maximal heart rate, VO2 max, effort intensity, and type of clothes worn, and/or one or more characteristics of each of the plurality of activities, such as the specific category of activity, the time duration, and the location of each of the plurality of activities (e.g., ambient temperature and moisture). The daily hydration plan can improve daily performance by the individual, for example one or more of decreased fatigue, increased motivation, improved mood, or better cognitive functioning. |
| US11295850B2 |
Exercise system and method
A method for displaying archived exercise classes comprising displaying information about archived exercise classes that can be accessed by a first user via a computer network on a display screen at a first location, wherein the first user can select among a plurality of archived classes, outputting digital video and audio content comprising the selected archived class, detecting a performance parameter for the first user at a particular point in the selected class, displaying the performance parameter on the display screen, and displaying performance parameters from a second user at a second location on the display screen such that at least one of the performance parameters from the first user and at least one of the performance parameters from the second user at the same point in the class are presented for comparison. |
| US11295849B2 |
Exercise system and method
A method for displaying archived exercise classes comprising displaying information about archived exercise classes that can be accessed by a first user via a computer network on a display screen at a first location, wherein the first user can select among a plurality of archived classes, outputting digital video and audio content comprising the selected archived class, detecting a performance parameter for the first user at a particular point in the selected class, displaying the performance parameter on the display screen, and displaying performance parameters from a second user at a second location on the display screen such that at least one of the performance parameters from the first user and at least one of the performance parameters from the second user at the same point in the class are presented for comparison. |
| US11295848B2 |
Method and system for using artificial intelligence and machine learning to create optimal treatment plans based on monetary value amount generated and/or patient outcome
A computer-implemented system includes a treatment apparatus configured to be manipulated by a patient while performing a treatment plan, and a server computing device configured. The server computing device receives treatment plans that, when applied to patients, cause outcomes to be achieved by the patients, receives monetary value amounts associated with the treatment plans, where a respective monetary value amount of the monetary value amounts is associated with a respective treatment plan of the treatment plans. The server computing device receives constraints including rules pertaining to billing codes associated with the treatment plans. An artificial intelligence engine generates optimal treatment plans for a patient based on the treatment plans, the monetary value amounts, and the constraints, wherein each of the optimal treatment plans complies with the constraints and represents a patient outcome and an associated monetary value amount generated. |
| US11295846B2 |
System, method, and apparatus for infusing fluid
A peristaltic pump, and related system method are provided. The peristaltic pump includes a cam shaft, first and second pinch-valve cams, first and second pinch-valve cam followers, a plunger cam, a plunger-cam follower, a tube receiver, and a spring-biased plunger. The first and second pinch-valve cams are coupled to the cam shaft. The first and second pinch-valve cam followers each engage the first and second pinch-valve cams, respectively. The plunger cam is coupled to the cam shaft. The plunger-cam follower engages the plunger cam. The tube receiver is configured to receive a tube. The spring-biased plunger is coupled to the plunger-cam follower such that the expansion of the plunger cam along a radial angle intersecting the plunger-cam follower as the cam shaft rotates pushes the plunger cam follower towards the plunger and thereby disengages the spring-biased plunger from the tube. A spring coupled to the spring-biased plunger biases the spring-biased plunger to apply the crushing force to the tube. |
| US11295841B2 |
Unsupervised learning and prediction of lines of therapy from high-dimensional longitudinal medications data
In one aspect, the present disclosure provides a method for labeling one or more medications concurrently administered to a patient as a line of therapy. The method includes identifying medical records of the patient from a plurality of digital records, creating, from the subset of medical records, a plurality of treatment intervals including at least one medication administered to the patient and a time interval, associating medications of the one or more treatments with a respective treatment interval when the administration of the medication falls within the time interval, refining the time interval of a respective treatment interval when a treatment of the one or more treatments falls outside the time interval but within an extension period, identifying one or more potential lines of therapy from the plurality of treatment intervals, and labeling the potential line of therapy having the highest maximum likelihood estimation as the line of therapy. |
| US11295840B2 |
Medical scan header standardization system
A medical scan header standardization system is operable to determine a set of standard DICOM headers based on determining a standard set of fields and based on further determining a standard set of entries for each of the standard set of fields. A DICOM image is received via a network, and a header of the DICOM image is determined to be incorrect. A selected one of the set of standard DICOM headers to replace the header of the DICOM image is determined. The selected one of the set of standard DICOM headers is transmitted, via the network, to a medical scan database for storage in conjunction with the DICOM image. |
| US11295839B2 |
Automated clinical documentation system and method
A method, computer program product, and computing system for automating a follow-up process is executed on a computing device and includes prompting a patient to provide encounter information via a virtual assistant during a post-visit portion of a patient encounter. Encounter information is obtained from the patient in response to the prompting by the virtual assistant. |
| US11295838B2 |
Automated clinical documentation system and method
A method, computer program product, and computing system for automated clinical documentation is executed on a computing device and includes obtaining encounter information of a patient encounter. The encounter information is processed to generate an encounter transcript. At least a portion of the encounter transcript is processed to populate at least a portion of a medical record associated with the patient encounter. |
| US11295835B2 |
System and method for interactive event timeline
An interactive event timeline system and method are disclosed. Multiple events and/or signal indicators are captured during a medical procedure, such as a cardiac procedure. Event data relevant to the cardiac procedure may include, tags, user generated points, ablation events, pacing events and other like events. An interactive event timeline is generated from the captured events and displayed on a visual display device. The interactive event timeline is correlated with a vertical listing of the events and a selected event viewer. All three views may be displayed simultaneously. The interactive event timeline allows a physician or user (collectively “user”) to see temporal relationships between the captured events. The user can see, for example, simultaneous events, long duration events versus short duration events, continuous events and specific event types. |
| US11295831B2 |
Systems and methods to detect cell-internal defects
A method of identifying cell-internal defects: obtaining a circuit design of an integrated circuit, the circuit design including netlists of one or more cells coupled to one another; identifying the netlist corresponding to one of the one or more cells; injecting a defect to one of a plurality of circuit elements and one or more interconnects of the cell; retrieving a first current waveform at a location of the cell where the defect is injected by applying excitations to inputs of the cell; retrieving, without the defect injected, a second current waveform at the location of the cell by applying the same excitations to the inputs of the cell; and selectively annotating, based on the first current waveform and the second current waveform, an input/output table of the cell with the defect. |
| US11295828B2 |
Multi-chip programming for phased array
Systems and methods for multi-chip programming for phased arrays are provided herein. In certain embodiments, a semiconductor device includes one or more inputs configured to receive frame data, an internal memory configured to store the received frame data, and a shift register configured to receive the frame data and comprising a plurality of shift register bit positions. The device further includes a latch configured to store a command type, a first multiplexor configured to select at least one first bit from the shift register based on the command type and provide the at least one first bit to the latch, an output configured to output the frame data, and a second multiplexor configured to select at least one second bit from the shift register based on the command type and provide the at least one second bit to the output. |
| US11295827B2 |
Shift register and method for driving the same, gate driving circuit and display apparatus
The embodiments of the present disclosure propose a shift register and a method for driving the same, a gate driving circuit, and a display apparatus. The shift register includes: a scanning circuit configured to generate a first signal for causing a gate driving signal output by the shift register to have a row shift portion during a scanning period; a sensing circuit configured to generate a second signal for causing the gate driving signal to have a frame shift portion during a blanking period; and a random shift circuit electrically coupled to the scanning circuit and the sensing circuit respectively, and configured to generate the gate driving signal having the row shift portion and randomly having the frame shift portion based on the first signal and the second signal. |
| US11295825B2 |
Multi-time programmable non-volatile memory cell
A non-volatile programmable bitcell has a read enable device with a source coupled with a bitline, an anti-fuse device with a gate coupled with a first write line, a drain coupled with a supply voltage and a source coupled with a drain of the read enable device. The bitcell has a fuse device coupled between a second write line and the drain of the read enable device. A magnitude of current flowing in the bitline, when the read enable device is enabled for reading, is dependent both on (1) a voltage level applied to the first write line and anti-fuse device state and on (2) a voltage level applied to the second write line and fuse device state. Usages include in a memory array, such as for FPGA configuration memory. The bitcell can be used as a multi-time programmable element, or to store multiple bit values. |
| US11295823B2 |
Semiconductor integrated circuit adapted to output pass/fail results of internal operations
In a semiconductor integrated circuit, an internal circuit is capable of executing a first operation and a second operation concurrently, and an output circuit outputs to the outside of the semiconductor integrated circuit information indicating whether or not the first operation is being executed and information indicating whether or not the second operation is executable. |
| US11295821B2 |
Semiconductor device
A semiconductor device includes a memory circuit, a first FIFO, a second FIFO and an input/output circuit. The memory circuit outputs data. The first FIFO receives data from the memory circuit and outputs data synchronously with a first clock signal. The second FIFO receives data output from the first FIFO and outputs data synchronously with the first clock signal. The input/output circuit outputs data output from the second FIFO. The second FIFO is disposed in the vicinity of the input/output circuit than the first FIFO. |
| US11295813B2 |
Semiconductor memory having both volatile and non-volatile functionality including resistance change material and method of operating
Semiconductor memory is provided wherein a memory cell includes a capacitorless transistor having a floating body configured to store data as charge therein when power is applied to the cell. The cell further includes a nonvolatile memory comprising a resistance change element configured to store data stored in the floating body under any one of a plurality of predetermined conditions. A method of operating semiconductor memory to function as volatile memory, while having the ability to retain stored data when power is discontinued to the semiconductor memory is described. |
| US11295808B2 |
Memory device transmitting and receiving data at high speed and low power
A memory device includes a control logic circuit, a write data strobe signal divider, a data transceiver, and a memory cell array. The control logic circuit generates a reset signal before a write data strobe signal provided from a memory controller starts to toggle. The write data strobe signal divider generates internal write data strobe signals that toggle depending on toggling of the write data strobe signal, the internal write data strobe signals toggling with different phases, respectively. The control logic circuit initializes the internal write data strobe signals to given values in response to the reset signal. The data transceiver receives write data provided from the memory controller based on the internal write data strobe signals. The memory cell array stores the received write data. |
| US11295805B2 |
Memory modules and stacked memory devices
A memory module includes semiconductor memory devices mounted on a circuit board and a control device mounted on the circuit board. Each semiconductor memory device includes a memory cell array to store data. The control device receives a command and an access address from an external device and provides the command and the access address to the semiconductor memory devices. Each semiconductor memory device performs an address swapping operation to randomly swap a portion of bits of the access address to generate a swapped address in response to a power-up signal or a reset signal, and enables a respective target word-line from among word-lines in the memory cell array such that two or more of the semiconductor memory devices enable different target word-lines in response to the access address. |
| US11295801B1 |
Method for managing flash memory module and associated flash memory controller and memory device
The present invention provides a method for managing a flash memory module, wherein the method includes the steps of: grouping a plurality of blocks within the flash memory module into a plurality of groups; scanning a target block of each group, without scanning all of the blocks within the group, to determine if at least a portion of blocks of the group needs to be refreshed, wherein the group that is determined that at least the portion of blocks needs to be refreshed is marked as a marked group; only scanning at least the portion of blocks of the marked group, without scanning the groups that is not marked, to determine which block needs to be refreshed, wherein the block that is determined to be refreshed is marked as a marked block; refreshing the marked block(s) by moving valid data of the marked block(s) to at least one blank block. |
| US11295797B1 |
Techniques to mitigate asymmetric long delay stress
Methods, systems, and devices for techniques to mitigate asymmetric long delay stress are described. A memory device may activate a memory cell during a first phase of an access operation cycle. The memory device may write a first state or a second state to the memory cell during the first phase of the access operation cycle. The memory device may maintain the first state or the second state during a second phase of the access operation cycle after the first phase of the access operation cycle. The memory device may write, during a third phase of the access operation cycle after the second phase of the access operation cycle, the second state to the memory cell. The memory device may precharge the memory cell during the third phase of the access operation cycle based on writing the second state to the memory cell. |
| US11295795B2 |
Data reading circuit and storage unit
The present disclosure provides a data reading circuit and a storage unit. The data reading circuit includes a being read unit connected to a voltage stabilizing unit and configured to store data. The voltage stabilizing unit is configured to stabilize and output a current from the being read unit to a first amplifying unit. The first amplifying unit is configured to amplify and output the current from the being read unit to a comparing unit. A reference unit is connected to a second amplifying unit, to output a reference current to the second amplifying unit. The second amplifying unit is configured to amplify and output the reference current to the comparing unit. The comparing unit is configured to compare a comparing point voltage, that is based on the amplified current of the being read unit and the amplified reference current, with a reference voltage and to output comparison results. |
| US11295794B2 |
Memory system, control method, and non-transitory computer readable medium
According to one embodiment, a memory system includes a plurality of memory packages, on-die termination (ODT) circuits, and a controller. The plurality of memory packages are coupled by a common bus and arranged in groups, each group includes a pair of memory packages facing each other, and each memory package includes a plurality of memory chips. The ODT circuits are respectively disposed in the memory packages. The ODT circuits are on/off controlled based on an asserted state of a chip enable signal CEn acquired using a periodic signal of at least two cycles. |
| US11295793B2 |
System-level timing budget improvements
Methods, systems, and devices for system-level timing budget improvements are described. Each memory die in a memory device may determine an offset between its system clock signal and its data clock signal. The offsets of each memory die in the memory device may be different; e.g., having different magnitudes and/or polarities. A memory die in the memory device may adjust its own data clock signal by a delay that is based on the offsets of two or more memory die in the device. The memory die may adjust its data clock signal by setting a fuse in a delay adjuster on the memory die. Adjusting the data clock signal may match an offset of a first memory die with an offset of a second memory die. |
| US11295791B2 |
SRAM with local bit line, input/output circuit, and global bit line
A memory device Input/Output includes a memory cell having a local bit line. A first IO circuit is coupled to the local bit line and is configured to output a local IO signal to a global bit line. A second IO circuit is coupled to the global bit line and is configured to output a global IO signal. A latch circuit is configured to latch the local IO signal in response to a data signal on the local bit line. |
| US11295790B2 |
Memory interface circuit and controller
A memory interface circuit includes a first output buffer circuit, a second output buffer circuit, a switching element, and a control circuit. The first output buffer circuit includes a first output node. The second output buffer circuit includes a second output node. The switching element is electrically connected to the first output node and the second output node, and is controlled to switch electrical connection states between the first output node and the second output node. The control circuit controls the switching element. |
| US11295789B2 |
Latching sense amplifier
A latching sense amplifier includes an input stage and an output stage. The output stage is coupled to the input stage. The output stage includes a first output node, a second output node, a pull-up circuit, and a pull-down circuit. The pull-up circuit includes a first transistor, a second transistor, and a latch circuit. The first transistor is configured to pull up the first output node. The second transistor is configured to pull up the second output node. The latch circuit is configured to control the first transistor and the second transistor. The pull-down circuit includes a latch circuit configured to pull-down the first output node based on a voltage of the second output node. |
| US11295778B1 |
Resource allocation for multi-actuator storage device
Systems and methods are disclosed for resource allocation for multi-actuator systems. In some examples, a data storage device can include two or more independently moveable voice coil motor (VCM) actuators where the resources of the system to operate the VCM actuators are divided. The disclosure here describes methods to allocate or re-allocate the divided resources, such as unused resources, to a VCM actuator that has a need for more resources. The methods and systems herein can also be applied to other actuator systems. |
| US11295776B2 |
Magnetic tape having controlled dimensions, magnetic tape cartridge, and magnetic tape apparatus
The magnetic tape satisfies TDSage+TDSenv−TC≤0.30 μm. TDSage is a maximum absolute value of a difference between the servo band interval obtained before a predetermined storage and the servo band interval obtained after the storage, TDSenv is a value calculated by multiplying a difference between a maximum value and a minimum value of the servo band interval respectively obtained under five predetermined environments by ½, TC is a value calculated by multiplying TDStens by 0.5 N, and TDStens is a ratio of a change in the servo band interval to a change in tension calculated from the servo band interval respectively obtained under five predetermined environments by applying a plurality of different tensions in the longitudinal direction of the magnetic tape. |
| US11295775B2 |
Magnetic recording medium having magnetic layer with nitride of carbon or hydride of carbon, and magnetic storage apparatus
A magnetic recording medium includes a nonmagnetic substrate, a soft magnetic underlayer, an orientation control layer, a perpendicular magnetic layer, and a protection layer that are arranged in this order. The perpendicular magnetic layer includes a first magnetic layer and a second magnetic layer that are arranged in this order on the orientation control layer. The first magnetic layer has a granular structure including an oxide at grain boundary parts of magnetic grains, and the second magnetic layer is closest to the protection layer among layers within the perpendicular magnetic layer, and includes magnetic grains made of a CoCrPt alloy, and a nitride of carbon or a hydride of carbon. |
| US11295769B2 |
Soft mount voice coil motor assembly
The present disclosure generally relates to a voice coil motor (VCM) yoke assembly mounted to an actuator block for a data storage device. One or more fastening mechanisms couple the VCM assembly to the actuator block. The fastening mechanisms are coupled to the VCM assembly by one or more soft mounts. The one or more soft mounts reduce undesirable movement of the magnetic recording head by spacing the VCM assembly from the actuator block, yet still ensuring the VCM assembly is properly coupled to the actuator block. |
| US11295766B2 |
Magnetic recording device supplied with varying recording current
According to one embodiment, a magnetic recording device includes a magnetic head, a first electrical circuit, and a second electrical circuit. The magnetic head includes a magnetic pole, a first shield, a conductive member electrically connecting the magnetic pole and the first shield and being provided between the magnetic pole and the first shield, and a coil. The first electrical circuit is configured to supply a first current to the magnetic pole, the conductive member, and the first shield. The second electrical circuit is configured to supply a recording current to the coil. A recording magnetic field is generated from the magnetic pole. The recording magnetic field corresponds to the recording current. A rise time of the recording current is not less than 65% of a shortest bit length. |
| US11295765B1 |
Data storage device calibrating fine actuator by ramping disturbance to attenuate servo transient
A data storage device is disclosed comprising a first plurality of heads actuated over a first subset of disk surfaces by a first servo control loop comprising a first coarse actuator and a first fine actuator, and a second plurality of heads actuated over a second subset of the disk surfaces by a second servo control loop comprising a second coarse actuator and a second fine actuator. A plurality of access commands are received, wherein each access command is associated with one of the heads. While executing a first access command using the first servo control loop, a disturbance is ramped while injecting the disturbance into the second servo control loop, and the second fine actuator is calibrated based on the disturbance. |
| US11295763B2 |
Magnetic tape device, magnetic tape, and magnetic tape cartridge
A magnetic tape device, in which a magnetic tape is caused to run between a winding reel and a cartridge reel in a state where a tension is applied in a longitudinal direction of the magnetic tape and a maximum value of the tension is 0.50 N or more, the magnetic tape after running in a state where the tension is applied is caused to be wound around the cartridge reel by applying a tension of 0.40 N or less in the longitudinal direction, and a number distribution A of equivalent circle diameters of a plurality of bright areas and a number distribution B of equivalent circle diameters of a plurality of dark areas in a binarized image of a secondary electron image obtained by imaging a surface of the magnetic layer of the magnetic tape with a scanning electron microscope satisfy predetermined number distributions, respectively. |
| US11295760B2 |
Method, apparatus, system and storage medium for implementing a far-field speech function
The present disclosure provides a method, apparatus for implementing a far-field speech function, system and a storage medium, wherein the method comprises: a speech detecting unit located on a smart device performing speech signal detection in real time; upon detecting an awakening word, the speech detecting unit awakening an algorithm unit located on the smart device and being in a standby state; the speech detecting unit transmitting the obtained speech signal to the algorithm unit so that the algorithm unit performs arithmetic processing for the speech signal in a predetermined manner, and sends a processed speech signal to a control system of the smart device, to complete a corresponding control operation. The solution of the present disclosure can be applied to save energy consumption and improve the acoustic effect, break away from the constraints of the remote controller and facilitate the user's operation. |
| US11295756B2 |
Ontology-aware sound classification
A system for ontology-aware sound classification. The system includes an electronic processor that is configured to create a first graph based on relationships between fine audio classification labels and create a second graph based on relationships between coarse audio classification labels. The electronic processor is also configured to receive an audio clip including one or more sounds, execute a first graph convolutional network with the first graph as input, and execute a second graph convolutional network with the second graph as input. Using the outputs of the first graph convolutional network and the second graph convolutional network, the electronic processor is configured to determine one or more coarse labels, one or more fine labels, or both to classify the one or more sounds in the audio clip. |
| US11295754B2 |
Audio bandwidth reduction
A first device obtains, from the array, several audio signals and processes the audio signals to produce a speech signal and one or more ambient signals. The first device processes the ambient signals to produce a sound-object sonic descriptor that has metadata describing a sound object within an acoustic environment. The first device transmits, over a communication data link, the speech signal and the descriptor to a second electronic device that is configured to spatially reproduce the sound object using the descriptor mixed with the speech signal, to produce several mixed signals to drive several speakers. |
| US11295752B2 |
Method and device of sustainably updating coefficient vector of finite impulse response filter
A method and a device of sustainably updating a coefficient vector of a finite impulse response FIRfilter. The method includes obtaining (21) a time-varying regularization factor used for iteratively updating the coefficient vector of the FIR filter in a case that the coefficient vector of the FIR filter is used for processing a preset signal; updating (22) the coefficient vector of the FIR filter according to the time-varying regularization factor. |