最新美国发明专利
Document Document Title
US11115641B2 Method of transmitting omnidirectional video, method of receiving omnidirectional video, device for transmitting omnidirectional video, and device for receiving omnidirectional video
A method of transmitting omnidirectional video is provided according to one aspect of the present invention. The method of transmitting omnidirectional video according to an embodiment of the present invention includes: acquiring an image for the omnidirectional video; projecting the image for the omnidirectional video onto a 3D projection structure; packing the image projected on the 3D projection structure into a 2D frame; encoding the image packed into the 2D frame; and transmitting a data signal including the encoded image and metadata about the omnidirectional video.
US11115638B2 Stereoscopic (3D) panorama creation on handheld device
A technique of generating a stereoscopic panorama image includes panning a portable camera device, and acquiring multiple image frames. Multiple at least partially overlapping image frames are acquired of portions of the scene. The method involves registering the image frames, including determining displacements of the imaging device between acquisitions of image frames. Multiple panorama images are generated including joining image frames of the scene according to spatial relationships and determining stereoscopic counterpart relationships between the multiple panorama images. The multiple panorama images are processed based on the stereoscopic counterpart relationships to form a stereoscopic panorama image.
US11115637B2 Image processing apparatus, image capturing apparatus, image processing method, and storage medium
There is provided an image processing apparatus comprising. An identification unit identifies a target color that a pixel of a shot image corresponding to an object having a specific color is to have as a result of white balance processing performed on the shot image. A determination unit determines a target region of a virtual light source in the shot image. An image processing unit performs image processing for adding an effect of virtual light irradiation by the virtual light source to the target region. A control unit controls a color of the virtual light source such that a color close to the target color approaches the target color in the target region.
US11115636B2 Image processing apparatus for around view monitoring
Disclosed are an image processing apparatus including a deserializer receiving respective Bayer image information pieces acquired from a plurality of cameras; and an image processor processing Bayer data processed and output by the deserializer to produce one stitched image from a plurality of Bayer images acquired from the plurality of cameras, wherein the one stitched image is output.
US11115635B2 Computer implemented color space coding that defines color space with fractal geometry
A computer implemented color space encoding system, encoder, decoder, method and data signal are disclosed. The encoding system comprises a data repository encoding data defining a fractal shape and a color space extending over the fractal shape whereby a color in the color space corresponds to a position on the fractal shape, the fractal shape having a fractal coordinate system for specifying a position on the fractal shape, an input interface configured to receive a color measurement and a processor configured to execute computer program code for executing a fractal coordinate encoder, including computer program code configured to obtain the color measurement from the input interface, computer program code configured to map the obtained color measurement to a color in the color space of the data repository, computer program code configured to determine the position of the color in the color space on the fractal shape and computer program code configured to output, via an output interface, fractal coordinates specifying the position on the fractal shape corresponding to the color measurement.
US11115627B1 Real time camera map for emergency video stream requisition service
A system provides a transformed video stream from, a publicly or privately owned and operated camera bearing on an in-scope location vicinity, to, a responding emergency service agency (ESA). A request from an emergency services agent's display terminal includes location indicia and elicits a map of cameras bearing on the location vicinity as well as other display terminals in the area. Upon request, an application programming interface enables a video stream to comply with the privacy and access settings of the camera owner/operators. A plurality of private and public security surveillance cameras is coupled to a server. Exterior/street view video images are streamed to the server which may contact an owner for emergency access. An emergency agency vehicle at a location has a display for a selected gallery of obfuscated exterior/street views from cooperative networks of public and private security cameras bearing on the vicinity of an incident.
US11115621B2 Embedding video content in portable document format files
A data processing system is disclosed, including one or more processors, a memory, and a plurality of instructions stored in the memory and executable by the one or more processors. The instructions may be executed to convert an input video file to a commonly used video format, and compare a resultant file size to a threshold size. In response to the file size being greater than the threshold size, the instructions may be executed to reduce a video bit rate of the input video file, and produce a Portable Document Format file that includes contents of an input Portable Document File and in which the input video file is embedded.
US11115619B2 Adaptive storage between multiple cameras in a video recording system
A method and apparatus for storing video data includes three or more cameras and a storage space. The storage space is partitioned into an initial set of allotted portions for storing video data captured by the video cameras. A video quality value is set for encoding video by each camera, and it is periodically determined whether maintaining the video quality value would cause the camera to exceed the allotted portion of storage space. If it is determined that the amount of video data for a camera exceeds its allotment of space, the video quality is reduced. If it is determined that the video quality from a camera falls below a quality threshold, the storage space is re-partitioned into which increased storage space is allotted to the camera having a video quality that falls below the threshold value, and decreased storage space is allotted to at least one other camera.
US11115618B2 Television power supply driving device and television
The present disclosure discloses television power driving device and television, standby control module controls power supply module to turn on resonance control module and PFC circuit successively when receiving power-on signal, PFC circuit outputs PFC voltage to first and second LLC resonance modules, first LLC resonance module converts PFC voltage into first voltage and second voltage according to first control signal, outputs respectively to mainboard and secondary LLC control module for power, after being rectified and filtered by rectifying filter module. Second LLC resonance module converts PFC voltage to third voltage according to second control signal, outputs to backlight module for power after synchronous rectified by synchronous rectifier module; standby control module controls power supply module to shut down PFC circuit to stop outputting PFC voltage, when receiving standby signal, making resonance control module enter standby state, simplifying power supply architecture and avoiding limiting power efficiency or heat dissipation.
US11115615B1 Augmented reality display of local information
A mobile computing device displays crime information of a street associated with a current location of the mobile computing device on a display of the mobile computing device. The mobile computing device communicates a request for crime information associated with the current location of the mobile computing device to at least one server and receives the requested crime information. The mobile computing device generates an augmented reality view of the current location by overlaying the requested crime information upon a live view of the current location on the display of the mobile computing device.
US11115614B2 Image sensor with A/D conversion circuit having reduced DNL deterioration
The present invention provides a semiconductor device having an integration type A/D converter capable of speeding up. The semiconductor device includes a Johnson counter 18 for transmitting a lower bit counter signal JC<3:0>, a lower bit latch circuit 11 for outputting a lower bit latch result signal by a lower bit counter signal JC<3:0> and a lower bit latch signal 14, a determination circuit 12 for outputting an upper bit latch signal 15 by a lower bit latch signal 14, a binary gray converter circuit 20 for transmitting an upper bit counter signal GR, and an upper bit latch circuit 13 for outputting an upper bit latch result signal by an upper bit counter signal GR and an upper bit latch signal 15.
US11115612B2 Solid-state image sensor and image capture apparatus
A solid-state image sensor and an image capture apparatus are provided that can realize image acquisition and distance measurement while restraining the circuit scale from increasing. The solid-state image sensor includes a plurality of pixels each including a sensor unit that generates a pulse with a frequency that is based on a reception frequency of a photon, and a counter that can operate in a first mode of counting the number of pulses of a signal generated by the sensor unit, and a second mode of counting the number of pulses of a predetermined signal that is based on an elapsed time from a timing at which light is emitted from a light emitting unit.
US11115611B2 Solid-state imaging device and imaging system
A solid-state imaging device includes a first converter which converts an analog signal representing a pixel value to an upper bit of a digital signal, and a second converter which converts the analog signal to a lower bit of the digital signal. The second converter includes a first latch circuit which latches, as phase information, a plurality of clock signals having different phases upon conversion to the upper bit in the first converter, a conversion circuit which generates the lower bit of the digital signal by converting the phase information to a binary value, and an adder, and a second latch circuit which latches an addition result of the adder. The adder adds the binary value converted by the conversion circuit and a value latched by the second latch circuit.
US11115609B2 Solid-state imaging apparatus and driving method thereof
The present technology relates to a solid-state imaging apparatus and a driving method that can perform imaging at lower power consumption.By providing the solid-state imaging apparatus including a pixel array section on which a plurality of SPAD pixels is two-dimensionally arranged, in which in a case where illuminance becomes first illuminance higher than reference illuminance, a part of the SPAD pixels of the plurality of pixels arranged on the pixel array section is thinned, it is possible to image at lower power consumption. The present technology can be applied to an image sensor, for example.
US11115606B2 Motherboard and operating system capable of outputting image data
A motherboard is capable of outputting image data and includes an image transmission port, an on-board video graphics array (VGA) card, a switching circuit, a control circuit, and a first network connection port. The image transmission port is configured to receive an external image signal. The on-board VGA card is configured to provide an internal image signal. The switching circuit selectively uses the external image signal or the internal image signal as image data. The control circuit selectively uses the image data or Ethernet network data as output data. The first network connection port is configured to transmit the output data.
US11115605B2 Electronic device for selectively compressing image data according to read out speed of image sensor, and method for operating same
Embodiments disclosed in the present document relate to a method and an apparatus for synthesizing images. An electronic device according to various embodiments of the present invention comprises: an image sensor; an image processing processor; and a control circuit which is electrically connected to the image sensor through a first designated interface and to the image processing processor through a second designated interface. The control circuit may be configured to: when the read out speed of the image sensor is set to a first designated speed, receive, through the first designated interface, first image data that has been obtained by using the image sensor and has not been compressed by the image sensor; transfer the first image data to the image processing processor through the second designated interface; when the read out speed of the image sensor is set to a second designated speed, receive, through the first designated interface, second image data being obtained by using the image sensor and being compressed by the image sensor; decompress the compressed second image data by means of the control circuit; and transfer the decompressed second image data to the image processing processor through the second designated interface.
US11115604B2 Camera apparatus for generating machine vision data and related methods
Example camera apparatus for generating machine vision data and related methods are disclosed herein. An example apparatus disclosed herein includes a first camera coupled to a movable turret and a second camera coupled to the movable turret. The first camera and the second camera are co-bore sighted. The first camera and the second camera are to generate image data of an environment. The example apparatus includes a processor in communication with at least one of the first camera or the second camera. The processor is to generate a first image data feed and a second image data feed based on the image data. The first image data feed includes a first image data feature and the second image data feed includes a second image data feature different than the first image data feature. The processor is to transmit the second image data feed for analysis by a machine vision analyzer.
US11115603B2 Image pickup apparatus that reduces time required for light control processing and method of controlling same
An image pickup apparatus that performs, when photographing an object, photographing by causing a light emission device to emit light to the object. A photometry sensor selectively obtains a first image having a first resolution and a second image having a second resolution lower than the first resolution, as a photometric image, and performs photometry using the obtained photometric image to thereby obtain a result of photometry. When performing light control processing for determining a main light emission amount for causing the light emission device to perform main light emission for photographing the object, the light control is switched between first control for performing light control processing based on the first image and second control for performing light control processing based on the second image, according to a result of determination of whether or not a predetermined condition is satisfied.
US11115602B2 Emulating light sensitivity of a target
In an embodiment, a method of emulating light sensitivity of a target includes, for each of at least some frames of a video recording, receiving an image. The method also includes accessing image metadata associated with the image. The method also includes discovering, from the image metadata, information related to an exposure setting and a gain value used by a camera in capture of the image. The method also includes deriving, from stored camera metadata for the camera, information related to a luminous flux associated with the exposure setting and the gain value used by the camera in the capture of the image. The method also includes determining an adjusted gain value corresponding to a target light sensitivity using the derived information related to the luminous flux. The method also includes generating an adjusted image using the adjusted gain value.
US11115601B2 Image processing apparatus, imaging apparatus, and image processing method
An image processing apparatus including a first acquisition unit for acquiring a visible-light image signal representing a visible-ray image which comes into focus at a first distance and an infrared image signal representing an infrared-ray image which comes into focus at a second distance that is shorter than the first distance and an infrared-ray image which comes into focus at a third distance that is longer than the first distance; a second acquisition unit for acquiring first brightness information, hue information, and saturation information from the visible-light image signal and at least second brightness information from the infrared image signal; a third acquisition unit for acquiring third brightness information based on edge information obtained from the first brightness information and edge information obtained from the second brightness information; and a generation unit for generating a second visible-light image using the third brightness information, the hue information, and the saturation information.
US11115599B2 Automatic correction of camera views
A computer system automatically corrects a view of an image capture device. A view of an image capture device is adjusted by applying one or more modifications selected from a group of: a zoom modification, a pan modification, and a tilt modification, wherein the view is displayed at a client device during a viewing session and the one or more modifications are indicated by the client device. One or more corrective operations are applied to the adjusted view based on user input, wherein the one or more corrective operations include a rotational operation to correct the adjusted view. Subsequent operations based on the one or more corrective operations are applied during a subsequent viewing session with corresponding view settings. Embodiments of the present invention further include a method and program product for automatically correcting a view of an image capture device in substantially the same manner described above.
US11115598B2 Electronic device and method for changing magnification of image using multiple cameras
An electronic device and method are disclosed. The device includes a display, a plurality of cameras, a memory storing instructions, and at least one processor. The processor implements the method, including: displaying on the display, a preview of a first image acquired using a first camera from among the plurality of cameras, receiving a first input while the preview is displayed, wherein the first input is received before reception of a second input adjusting a magnification level of the preview, in response to receiving the first input, activating a second camera from among the plurality of cameras, receiving the second input for adjusting the magnification of the preview when a second image, distinct from the first image, is acquired using the activated second camera, and displaying the preview, based on at least a part of the second image and at least partially based on receiving the second input.
US11115595B2 Privacy-aware image encryption
An electronic device is provided. The electronic device includes a controller, configured to receive an input image signal captured by a camera device, perform a codec process on the input image signal to generate a processed file. The controller is further configured to perform privacy detection on the input image signal or the processed file. In response to the input image signal or the processed file being detected to include privacy information, the controller is further configured to encrypt the processed file to generate an encrypted file.
US11115594B2 Shutter speed adjusting method and apparatus, and robot using the same
The present disclosure provides a shutter speed adjusting method and apparatus or a robot with a photographing device, and a robot using the same. The method includes: obtaining a motion speed of the robot: obtaining an included angle between a motion direction of the robot and a shooting direction of the photographing device; obtaining a distance between the robot and a photographed object; and adjusting a shutter speed of the photographing device based on the motion speed, the included angle, and the distance. Through the present disclosure, the problem of blurred picture caused by the movement of the robot itself can be avoided, thereby improving the photographing quality.
US11115593B2 Lens interchangeable digital camera, and operation method and operation program thereof
The lens interchangeable digital camera includes a sensor movement type shake correction mechanism that performs a sensor movement operation of moving an image sensor in a direction to cancel a shake. A characteristic data acquisition unit acquires optical characteristic data corresponding to optical characteristics of an imaging optical system of a lens unit mounted on a body mount. A determination unit determines whether or not adaptive optical characteristic data that can be handled by an image correction unit that performs image correction based on the optical characteristic data can be acquired. An operation deciding unit prohibits a shift operation which is at least a part of a sensor movement operation in an uncorrectable state where the image correction based on the adaptive optical characteristic data is not possible since the adaptive optical characteristic data cannot be acquired.
US11115590B1 Intelligent sensor switch during recording
An image capture device may obtain first frames at a first frame rate from a first image sensor and obtain second frames at a second frame rate from a second image sensor. The image capture device may process the first frames from the first image sensor and store the processed first frames in a memory. The image capture device may partially process the second frames from the second image sensor to obtain first camera control statistics. The image capture device may switch a capture mode to obtain third frames at the second frame rate from the first image sensor obtain fourth frames at the first frame rate from the second image sensor.
US11115581B2 Focus adjustment method and device using a determined reliability of a detected phase difference
An imaging device, comprising an image sensor having image pixels and phase difference pixels, a phase difference detection section that detects a phase difference based on pixel data of the phase difference pixels, a pixel data calculation section that calculates pixel data of virtual imaging pixels at positions of the phase difference pixels, a degree of coincidence calculation section that calculates a degree of coincidence between each pixel data of the virtual imaging pixels that has been calculated, a reliability determination section that determines reliability of the phase difference detection result in accordance with the degree of coincidence, and a focus adjustment section that performs focus adjustment based on the phase difference detection result and the reliability.
US11115579B2 Method for switching optical fields of view
A digital camera has a dual field of view optical system with two separate focal planes, whose images fall simultaneously on a single imaging sensor, an actuator to move the optical system along an optical axis, and a digital processor associated with the imaging sensor. The actuator moves the optical system so that the imaging sensor is sequentially in each of the focal planes, and the digital processing element co-processes images sampled from each of the focal planes to as to derive images with two fields of view.
US11115578B2 Electronic apparatus, control device, and control method
An electronic apparatus includes first and second cameras having the same imaging direction, display device, and control device. The control device performs an imaging area display operation to cause the display device to display an imaging area of the second camera in overlay on an image captured by the first camera.
US11115575B2 Camera with 2-component element
Device for acquiring images inside a vehicle, comprising an illuminator to illuminate a field of view, an image sensor that is arranged to acquire images from the field of view, and an optical element having a light-transparent portion and a light-blocking portion, wherein the light-transparent portion is arranged so that light of the illuminator being emitted to the field of view passes through the light-transparent portion, and wherein the light-blocking portion is arranged to block light of the illuminator being emitted in a direction towards the image sensor.
US11115574B2 Control circuit of liquid lens, camera module and method of controlling liquid lens
Disclosed is a liquid lens control circuit, which includes a liquid lens including a plurality of individual electrodes disposed in compartmental areas at the same level and a common electrode disposed at a different level from that of the individual electrodes, a voltage control circuit configured to supply voltages to the common electrode and at least one of the individual electrodes in the liquid lens in order to control an interface in the liquid lens, and a capacitance measuring circuit configured to calculate a capacitance between the common electrode and at least one of the individual electrodes in the liquid lens using a switched capacitor.
US11115571B2 Vehicle imaging unit
A vehicle imaging unit includes a rearward imaging apparatus and a housing. The rearward imaging apparatus captures an image of a side rear direction of a vehicle. The housing houses the rearward imaging apparatus and is attached to a side part of a vehicle body. An imaging lens of the rearward imaging apparatus is arranged on a rear end part of the housing. A protrusion part that extends substantially in a vehicle front-to-rear direction is provided on a lower surface of the housing.
US11115569B1 Ruggedized camera system for aerospace environments
A ruggedized camera system provides high-quality optical data signals while operating in harsh environments and includes a housing having an electronics housing section and a lens housing section. A light-ring circuit is attached to the lens housing section. A diffuser ring is attached to the lens housing section and covers the light-ring circuit. The camera system includes camera electronics that process optical data captured by the camera optical lens. The camera electronics are secured within a camera electronics holder that is located within and attached to the electronic housing section and which minimizes vibrations to the camera electronics. A power circuit is inside and attached to the electronic housing section and provides power to the camera electronics and the light-ring circuit and receives serial command data being transmitted to the camera electronics. The housing tightly integrates the camera optical lens, the camera electronics holder, the light-ring circuit and power circuit.
US11115565B2 User feedback for real-time checking and improving quality of scanned image
A smartphone may be freely moved in three dimensions as it captures a stream of images of an object. Multiple image frames may be captured in different orientations and distances from the object and combined into a composite image representing an image of the object. The image frames may be formed into the composite image based on representing features of each image frame as a set of points in a three dimensional point cloud. Inconsistencies between the image frames may be adjusted when projecting respective points in the point cloud into the composite image. Quality of the image frames may be improved by processing the image frames to correct errors. Reflections and shadows may be detected and removed. Further, optical character recognition may be applied. As the scan progresses, a direction for capturing subsequent image frames is provided to a user as a real-time feedback.
US11115563B2 Method and apparatus for nonlinear interpolation color conversion using look up tables
A method and apparatus obtains a source image having a plurality of source color gamut pixels in a source color gamut. The method and apparatus converts the plurality of source color gamut pixels to a plurality of corresponding target color gamut pixels using non-linear interpolation of a plurality of output pixel values from a reduced 3-D look-up table (LUT) for a target color gamut. The method and apparatus provides, for display, the plurality of target color gamut pixels (e.g., one or more pixels) on a target color gamut display.
US11115557B2 Reading device
A reading device includes a housing, an imaging unit, a reading lighting unit, a guiding unit, and a guiding lighting unit. The housing has an opening covered with a transparent opening cover. An imaging unit is disposed inside the housing. The reading lighting unit illuminates the opening cover from inside the housing. The guiding unit is provided on the same plane as the opening cover at a position separated from the opening cover. The guiding lighting unit emits light from the guiding unit to the outside of the housing.
US11115556B2 Work form sharing
An image forming apparatus including a user interface device, a communication interface, a processor, and a memory storing instructions executable by the processor is provided. The processor may execute the instructions stored in the memory to, when an additional application that is not a default application basically installed in the image forming apparatus is included in a workform that is to be shared with an external apparatus, the workform being selected via the user interface device, transmit, to the external apparatus via the communication interface, installation file information of the additional application with the workform that is to be shared.
US11115553B2 Information processing system for detecting image information and non-transitory computer readable medium
An information processing system includes a registration unit and a controller. The registration unit registers prohibited information associated with at least one of pieces of attribute information on a per piece-of-attribute information basis. The controller refers to the pieces of attribute information and the prohibited information. The controller performs error handling if received image information includes the prohibited information associated with a piece of attribute information assigned to the image information.
US11115552B2 Multifunction peripheral capable of executing double-sided reading process, method of controlling same, and storage medium
A multifunction peripheral capable of preventing discontinuation of a simultaneous double-sided reading process, caused by congestion of an image bus. An image transfer clock is controlled for transferring image data of a document sheet from a reading unit for reading both sides of the document sheet, to an image processing unit for performing image processing on data acquired via an image bus. When transfer of image data of one side of the document sheet is singly executed, a frequency of the image transfer clock is set to a predetermined frequency, and when transfer of image data of the other side of the document sheet, which is executed in succession to the transfer of image data of the one side, is to be executed in parallel with the image processing, the frequency is switched from the predetermined frequency to a lower frequency than the same.
US11115550B2 Multifunction peripheral
A multifunction peripheral includes: a conveyor reeling out a recording medium from a roll medium and conveying the recording medium; a recording device; a cutter; a reading device; and a controller configured to: record a test image on the recording medium and cut the recording medium to form a rear end of the recording medium; generate read data of the test image; generate correction data relating to a cutting position of the recording medium based on a difference between a length obtained from the generated read data and an ideal value of the length; and record an image on the recording medium based on a recording command and cut the recording medium in a cutting position based on image data included in the recording command and the correction data to form the rear end of the recording medium.
US11115549B2 Image sensor mounting bracket and image sensor device using same
For an image sensor that is elongated in a main scanning direction, an image sensor mounting bracket is obtained that suppresses a warp of the image sensor due to the weight thereof. The image sensor mounting bracket includes a fastening element to be fastened to a lateral surface of the image sensor and a fastening element to be fastened to an attachment target object, the fastening element intersecting the image sensor-side fastening element. The fastening element has an image sensor fastening surface abutting the image sensor and having positioning pins, and the attachment target object fastening element has an attachment target object fastening surface abutting the attachment target object and having elongated through holes that elongate in a sub-scanning direction and are arranged in the main scanning direction and the sub-scanning direction.
US11115548B2 Image processing apparatus that executes job, control method therefor, and storage medium
An image processing apparatus which is capable of preventing the ease of operation for a user relating to history buttons from being decreased. In response to execution of a function selected by the user, a history button for calling job setting information used by the function is displayed on a display unit. Information related to the job setting information is displayed in a display area constituting the history button. A display size of the display unit is obtained, and the amount of information to be displayed in the display area constituting the history button is controlled based on the obtained display size of the display unit.
US11115545B2 Image forming apparatus and method of information display
An image forming apparatus includes a display having a function of editing input image data and a function of displaying page images immediately after reading in order. When a first type of instruction to change shape of an image formed on a recording medium is given, the edition is not reflected on a document display mode screen image, and when a second type of instruction to edit page by page the recording medium having images formed thereon is given, the edition is reflected on the document display mode screen image. By switching between a finish preview screen image and the document display mode screen image, the image after edition and the image immediately after reading can be compared easily.
US11115542B2 Pair-the-plan system for devices and method of use
A computer-implemented method and system are disclosed for connecting a device to subscriptions and cellular billing plans. The method includes enrolling a second device enabled for connectivity to cellular or other wireless service in a cellular subscription and associated billing plan associated with a first device, wherein the enrollment includes providing an identifier for the second device to a cellular service provider associated with the first device by a second user, and allowing a second user to use capabilities of the second device as governed by the cellular subscription and an associated billing plan associated with the first device; while the second device is also configured to allow a first user to use capabilities of the second device as governed by the cellular subscription and an associated billing plan of the first user's choice.
US11115541B2 Post-teleconference playback using non-destructive audio transport
Teleconference audio data including a plurality of individual uplink data packet streams, may be received during a teleconference. Each uplink data packet stream may corresponding to a telephone endpoint used by one or more teleconference participants. The teleconference audio data may be analyzed to determine a plurality of suppressive gain coefficients, which may be applied to first instances of the teleconference audio data during the teleconference, to produce first gain-suppressed audio data provided to the telephone endpoints during the teleconference. Second instances of the teleconference audio data, as well as gain coefficient data corresponding to the plurality of suppressive gain coefficients, may be sent to a memory system as individual uplink data packet streams. The second instances of the teleconference audio data may be less gain-suppressed than the first gain-suppressed audio data.
US11115540B1 Complex computing network for providing audio conversations and associated visual representations on a mobile application
Systems, methods, and computer program products are provided for selecting and initiating playing of audio conversations on mobile computing devices. For example, a method comprises determining a first user accesses a mobile application on a mobile device associated with the first user; selecting an audio conversation for the first user, wherein the audio conversation involves at least a second user, wherein the audio conversation is selected for the first user based on at least one of first user information associated with the first user, second user information associated with the second user, or conversation information associated with the audio conversation; and initiating playing of the audio conversation on the mobile application on the mobile device.
US11115537B1 Template-based management of telecommunications services
Certain aspects of the disclosure are directed to template-based management of telecommunications services. According to a specific example, a VoIP server is provided comprising one or more computer processor circuits configured to interface with a remotely-situated client entity using a first programming language. The VoTP server includes a call control engine that is configured to provide a private branch exchange (PBX) for the client entity, and identify at least one call control template written in a second programming language. The call control engine is further configured to control call routing by the PBX and for the VoIP telephone call by executing the call control template to identify at least one data source that corresponds to a call property for the VoIP telephone call, retrieve data from the data source, and implement one or more call processing functions specified by the call control template as being conditional upon the retrieved data.
US11115533B2 Unified cross channel communications
A method for unified cross-channel communications comprising a plurality of network-connected user devices, a plurality of communication channels that receive and handle interactions from user devices, and a virtual communications interceptor that connects to the communications channels and intercepts or otherwise receives data from them according to various means and provides connections between the communication channels.
US11115529B2 System and method for providing and managing third party content with call functionality
Systems and methods for implementing an online content item campaign with selective call functionality can include a processor determining a rendering frequency of instances of a third-party content item for rendering with a call icon, based on a resource of the third-party content provider. The processor can provide a first instance of the content item for rendering with the call icon in accordance with the rendering frequency of instances. A call bridge device can receive a call from the client computing device upon actuation of the call icon, direct the call to a phone number of the third-party content provider, and determine a parameter of the call. The processor can adjust the rendering frequency of instances based on the parameter of the call and provide instances of the content item for display by client computing devices with the call icon in accordance with the adjusted rendering frequency of instances.
US11115526B2 Real time sign language conversion for communication in a contact center
Interactions between agents of a contact center and customers provide the bulk of many communications and generally work well, except when the customer is deaf or mute. Customers that sign would often prefer to conduct interactions in sign language but the pool of agents having such skills is limited. By providing systems and methods to alter an image of a non-signing agent, a customer may be presented with an image of a signing agent. Additionally, systems and methods herein enable a non-signing agent to be presented with generated speech and/or text translated from the signing gestures provided by the image of the signing customer.
US11115514B2 Mobile terminal
A mobile terminal includes a housing having a front side, a rear side and lateral sides; a cover window disposed on the front side of the housing and comprising a display area and a bezel area. Further, the bezel area includes printed color under an edge of the cover window; an OLED display unit disposed between the cover window and the front side of the housing; and a sensing unit disposed under the OLED display unit. In addition, the OLED display unit includes a substrate having a hole below the display area of the cover window; a transistor layer including thin film transistors and being disposed on the substrate and having a hole corresponding to the hole of the substrate; an organic light emitting layer disposed on the transistor layer and having a hole corresponding to the hole of the transistor layer; and an encapsulation layer disposed on the organic light emitting layer and having a hole corresponding to the hole of the organic light emitting layer. Further, the sensing unit senses a light transmitted through the holes.
US11115513B2 Mobile telephone case facilitating wireless charging
A mobile telephone case that includes a housing structured to receive a mobile telephone, the housing includes a perimeter frame disposed about a perimeter of the mobile telephone to substantially cover and protect the mobile telephone, an at least partially open front face to provide access to a display screen of the mobile telephone, and a protective rear panel that is at least partially movable between an open orientation and a closed orientation when the housing is operatively disposed on the mobile telephone. The protective rear panel substantially covers and protects a rear surface of the mobile telephone when in the closed orientation, with at least a portion thereof being at least partially separable from the perimeter frame to define the open orientation that provides wireless charging access to the rear surface of the mobile telephone with the housing still disposed on the mobile telephone.
US11115508B1 Wireless communication device and case assembly
A case assembly and a wireless communication device are provided. The case assembly includes a metal case and a plastic cladding body. The metal case includes an inner side and an outer side, the inner side is opposite to the outer side, the metal case includes a hollow portion and an antenna portion, the hollow portion is adjacent to a side of the antenna portion. The plastic cladding body is disposed on the metal case, and completely covers the outer side of the metal case, partially covers the inner side of the metal case, and fills the hollow portion. The wireless communication device includes a case assembly and a radio frequency signal module. The radio frequency signal module is electrically connected to the antenna portion of the case assembly. Thus, the structural rigidity of the wireless communication device and its case assembly is kept, and the production cost is reduced.
US11115506B2 Inner VXLAN tunnel packet detection
An apparatus for writing an L2 frame type in a VXLAN header includes a VXLAN stripper configured to strip encapsulation headers in layers above a VXLAN packet encapsulating a L2 frame of a data packet in response to receiving the data packet over a VXLAN. The apparatus includes a L2 frame type reader configured to read a L2 frame type stored in the VXLAN header in response to stripping the encapsulation headers, and a VXLAN re-encapsulator configured to re-encapsulate the VXLAN packet in a same format as the layers and associated encapsulation headers stripped from the received data packet in response to the L2 frame type indicating the L2 frame comprises data for transmission.
US11115505B2 Facilitating custom content extraction rule configuration for remote capture agents
The disclosed embodiments provide a system for extracting custom content from network packets. During operation, the system receives a stream of packets. The system then parses packets in the stream to determine a protocol for each packet. Next, the system applies a custom-content-extraction rule to each packet associated with a target protocol to obtain the extracted content. Then, the system stores the extracted content in events in a data store to facilitate subsequent queries involving the extracted content.
US11115500B2 Request routing utilizing client location information
A system, method, and computer-readable medium for request routing based on client location information are provided. A content delivery network service provider receives a DNS query from a client computing device. The DNS query corresponds to a resource identifier for requested content from the client computing device. The content delivery network service provider transmits an alternative resource identifier in response to the client computing device DNS query. The alternative resource identifier is selected as a function of client location information. The client location information is obtained from information corresponding to a mapping of at least partial IP addresses to known locations. The client computing device then issues a second DNS query to the same content delivery network service provider. The content delivery network service provider can then either resolve the second DNS query or transmit another alternative resource identifier.
US11115496B2 Dynamically-organized system for distributed calculations
Techniques for providing a data request method are described. A data request is received from a user requesting a calculation. In response to receiving the data request, an inquiry message is transmitted to a plurality of service nodes. A confirmation message is received from each service node from the plurality of service nodes, wherein the confirmation message comprises data indicating whether a service node will participate in the requested calculation or will not participate in the requested calculation. A contribution of the service node is determines based on the confirmation message. A resource is allocated to each service node that will participate in the requested calculation.
US11115493B2 Systems and methods for decreasing latency in data packet provision
A system and method for decreasing latency in providing a data packet to a user device subsequent to receipt of an electronic signal from the user device are disclosed herein. The system can include memory including: a user profile database; and a content library database. The system can include a user device including: a network interface; and an I/O subsystem. The system can include a content management server. The content management server can: provide a data packet to the user device; request generation of a contingent recommendation; receive the contingent recommendation; receive an electronic signal including a user response; select a next action; and provide the next action to the user device.
US11115492B2 Methods and system for determining parameters for a product based on analysis of input media
An enhanced product recommendation service observes a user engaging in an activity to automatically recommend products that facilitate performance of the activity. Photographs and/or video of the user performing the activity may be analyzed to identify an output that results from the activity and/or an activity task sequence that includes multiple tasks associated with completing the activity. Then, the enhanced product recommendation service may identify a product that is usable to generate the output(s) of the activity and/or complete the activity without performing one or more individual tasks of the activity task sequence. The product may be an existing product. Alternatively, the product may be a customized product that is designed based on observing the user engage in the activity. Physical measurements of the customized product may be determined based on various measurements determined by analyzing the photographs and/or video of the user performing the activity.
US11115486B2 Data re-use across documents
Techniques for managing data include receiving, at a data store, a persistent data object generated by a source application, the object configured to be compatible with a plurality of applications and document types. The object is associated with a unique identifier. In response to a request for the object, the object is accessed based on its unique identifier and sent to a computing device executing a destination application. The object is incorporated by and is compatible with a destination document being edited by the destination application. An update to the object is received that is generated by a user application editing a user document. In response to receiving an indication that the object has been inserted in the destination document, the update is sent by the data store to the destination computing device and is usable to update the object as incorporated in the destination document.
US11115483B2 Methods and apparatus for census and panel matching using session identifiers positioned in an HTTP header
Methods, apparatus, and systems are disclosed for census and panel matching using Hypertext Transfer Protocol (HTTP) headers. An example method disclosed herein includes retrieving a session identifier linked to a device, the device generating a request for media, positioning the session identifier in a HTTPS header property of a network message, and transmitting the session identifier in the HTTPS header property of a network message to a proxy server for parsing of the HTTPS header property to retrieve the session identifier.
US11115482B1 System and method for correlating keep-alive connection communications with unary connection communications
Embodiments are directed towards a system and method of employing a bridge service to coordinate messages from a keep-alive connection between a head unit of a vehicle and a connection broker with microservices via unary connections. The bridge service stores configuration information that maps topic connection information for the keep-alive connection with microservice connection information. The bridge service subscribes with the connection broker to topics associated with the microservices based on the configuration information. A message that is published to the keep-alive connection having a published topic that corresponds to a subscribed topic is received from the connection broker. The microservice connection information that maps to the published topic is selected based on the configuration information. The bridge service establishes a unary connection with a microservice based on the selected microservice connection information, which is utilized to provide message payload information from the bridge service to the microservice.
US11115479B2 Enhanced online privacy
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for enhancing online user privacy. Methods can include receiving tag information specifying a given publisher identifier for a publisher and a given client identifier assigned to a user of the client device by the publisher. A given service identifier assigned to the user by the service apparatus is obtained. A mapping between the given service identifier to the given client identifier is created. A list of client identifiers assigned to a set of users by the publisher is received. A list of matched service identifiers corresponding to the list of client identifiers are stored. Multiple content requests are received from multiple different client devices accessing services provided by the service apparatus. Responses to the content requests are based on whether the client devices provide service identifiers that are included in the list of matched service identifiers.
US11115476B1 System for and method of controlling operations of a car wash
A method of and system for controlling operations of a car wash is disclosed herein, wherein a tertiary computing device of the system can be positioned at an upstream end of a tunnel of a car wash. A secondary server computing device of the system can also be positioned on-site with the car wash. A primary server computing device of the system can be positioned off-site of the car wash. The computing devices of the system can allow a consumer to select.
US11115475B2 Software-defined implantable ultrasonic device for use in the internet of medical things
Implantable and wearable devices and system for transmitting signals ultrasonically through biological tissue are implemented based on an Internet of Medical Things (IoMT) platform software and hardware architecture. The devices are size-, energy-, and resource-constrained and implement ultrasonic communication protocols and communicate with each other through ultrasound.
US11115473B2 Redundant storage gateways
Methods, apparatus, and computer-accessible storage media for providing redundant storage gateways. A client may create a storage gateway group and add storage gateways to the group. The client may assign one or more volumes on a remote data store to each the storage gateways in the group. Volume data for each storage gateway in the group may be replicated to at least one other storage gateway in the group. If one of the gateways in the group becomes unavailable, one or more other gateways in the group may take over volumes previously assigned to the unavailable gateway, using the replicated data in the group to seamlessly resume gateway operations for the respective volumes. Client processes that previously communicated with the unavailable gateway may be manually or automatically directed to the gateway(s) that are taking over the unavailable gateway's volumes.
US11115470B1 Photograph sharing system
A photograph sharing system is described. The photograph sharing system allows for contributors to upload photographs of an event. Contributors or other application users may select an uploaded photograph in a desired section and digitally zoom in on a desired individual in that section and then download the zoomed in photograph.
US11115468B2 Live management of real world via a persistent virtual world system
A method enabling live management of events in the real world through a persistent virtual world system comprises providing in the memory of a server a database with structured data storing a persistent virtual world system comprising virtual replicas of real-world elements; synchronizing the virtual replicas with the respective real-world elements by using a plurality of connected elements connected to the server via a network, the connected elements comprising sensing mechanisms configured to capture data from the real-world elements; and managing events in the real world through the synchronized persistent virtual world system. Management of events comprises monitoring activity in the real world through a persistent virtual world system; detecting the events; checking whether events fall within one or more predetermined analysis requirement parameters; defining timeframe of events; storing the events in the memory; recreating the events; and analyzing the events.
US11115466B2 Distributed network services
Providing a distributed network service includes: receiving network traffic at a first physical device; and executing a service engine to participate in the distributed network service. The distributed network service is provided to at least the first target application instance executing in a first VM on the first physical device, and a second target application instance executing in a second VM on a second physical device; and a shared state of the distributed network service is maintained with respect to the first physical device and the second physical device.
US11115464B2 Server apparatus, information processing method, and computer program product
According to an embodiment, a server apparatus includes a first reception unit, a second reception unit, a classification unit, a second criterion selection unit, a group determination unit, and an individual determination unit. The second criterion selection unit selects, for each group and as a second criterion, a first criterion that is most likely to satisfy from among first criteria that are associated with pieces of identification information of first client apparatuses included in the group. The group determination unit determines whether first acquired data satisfies a second criterion for the group including a first client apparatus that has transmitted the first acquired data. The individual determination unit performs an individual determination process that determines whether the first acquired data satisfying the second criterion satisfies the first criterion associated with the identification information of the first client apparatus that has transmitted the first acquired data satisfying the second criterion.
US11115454B2 Real-time feedback for online collaboration communication quality
Aspects of the invention include systems and methods for real-time feedback for online collaboration communication quality. A non-limiting example computer-implemented method includes monitoring a conference between a plurality of participants, wherein each participant accesses the conference via a respective Voice over Internet Protocol (VoIP) device. The method further includes detecting, by a processor, an indication, by a scoring system that monitors the conference, of a degradation of sound quality of at least one VoIP device being used to access the conference. The processor engages in verifying the indication of the degradation by analyzing a peer-to-peer test between the VoIP device that has an indication of a degradation of sound quality and a VoIP device that does not have an indication of a degradation of sound quality. The process engages in determining a corrective measure based on the indication of the degradation of sound quality and the peer-to-peer test
US11115450B2 Systems, methods, and media for playing back protected video content by using top level index file
Systems and methods for automatically generating top level index files for use in adaptive bitrate streaming in accordance with embodiments of the invention are disclosed. One embodiment of the method of the invention includes receiving a request from a playback device at a playback server, where the request identifies a piece of content, retrieving a list of assets associated with the identified piece of content using the playback server, filtering the list of assets using at least one predetermined criterion using the playback server, generating a top level index file describing each asset in the filtered list of assets using the playback server, and sending the top level index file to the playback device using the playback server.
US11115449B2 Data casting
According to the present subject matter, a cast request is received at a rendering system from a user device over a home network. The cast request is request for casting data from a cast device communicatively coupled to a first network and a third network, onto a display device communicatively coupled to the home network. Thereafter, the rendering system transmits the cast request to a casting system over a second network. In response transmitting the rendering system receives, from the casting system to the requested data. The data is provided to the casting system by the cast device and the data is obtained by the cast device over the first network. The available cast system is automatically discovered by the user device and no configuration or specific software is needed on the user device.
US11115445B2 Content type auto detection for online collaboration screen sharing
Content determination, in an online collaboration environment, moved from each client to a server, where the server reviews signal characteristics to determine the content in the data stream, may be provided. First, an online collaboration server receives a data stream associated with an online collaboration session. A traffic analyzer at the frontend of the server analyzes the data stream to determine a signal characteristic. Based on the signal characteristic, the traffic analyzer generates a classification of a type of content in the data stream. This classification is sent to an online collaboration application at the client. The client can then adjust the encoding of the data based on the type of content in the data stream.
US11115443B2 Method and apparatus for opportunistic synchronizing of tele-communications to personal mobile devices
The disclosed system captures real-time data regarding a mobile device user's receptivity to interacting, need to interact, and likely availability for interacting; matches this data with that of a second party; and facilitates the connection of the mobile device user to the second party for a mutually beneficial interaction. The second party could be a friend or peer, or an organization/enterprise. Overall, the integrated system saves time, money, and effort of both parties by reducing or eliminating unnecessary attempts to connect where there is an insufficient likelihood of interaction success.
US11115441B2 Method and server for selecting an entry server of an IMS communication network
A method and a proxy server for selecting an input server of an IMS communication network in order to register a terminal in the IMS communication network. Following receipt from the terminal of an SIP registration message, the proxy server obtains a value of at least one field of the SIP registration message, the field being representative of a characteristic belonging to the terminal, and selects an input server using the at least one value obtained. Then, the proxy server sends, to the terminal, an SIP redirection message including an IP address of the selected input server.
US11115438B2 System and method for geofencing
A managed container may have a managed cache storing content managed by or through an application gateway server computer. The managed container may receive a request for content from an application running in a secure shell provided by the managed container on a client device. The managed container may determine whether the client device is within a specified geographical location. If not, the managed container may deny or restrict the application access to the requested content. The access denial or restriction may continue until a connection is made to the application gateway server computer or until the client device has returned to within the specified geographical location. If the client device is within the specified geographical location, the managed container may provide or restore access to requested content. Embodiments of the managed container can therefore perform geofencing by disabling or limiting access to content based on predetermined secure/insecure designations.
US11115435B2 Local DDOS mitigation announcements in a telecommunications network
Implementations described and claimed herein provide systems and methods for mitigating network threats. In one implementation, a provider edge device of a telecommunications network is configured to accept distributed denial of service mitigation rule propagation from a customer edge device of a customer network in communication with the provider edge device. A distributed denial of service mitigation rule for the customer network is received at the provider edge device from the customer edge device. The distributed denial of service mitigation rule includes one or more routing parameters and a mitigation action. The distributed denial of service mitigation rule is implemented locally on the provider edge device of the telecommunications network. A broadcasting of the distributed denial of service mitigation rule in the telecommunications network is prevented beyond the provider edge device.
US11115433B2 System and method for content based anomaly detection in an in-vehicle communication network
A system and method for providing security to a network may include maintaining, by a processor, a model of an expected behavior of data communications over the in-vehicle communication network; receiving, by the processor, a message sent over the network; determining, by the processor, based on the model and based on content in the message, whether or not the message complies with the model; and if the message does not comply with the model then performing, by the processor, at least one action related to the message.
US11115423B2 Multi-factor authentication using positioning data
Techniques described herein provide multi-factor authentication based on positioning data. Generally described, configurations disclosed herein enable a system to authorize a particular action using positioning data, and possibly other data, associated with an identity. For example, when a user wishes to change a password or access a secured account, the system can authenticate a user if a device associated with the user is located in the secure area. The system can authenticate a user if a requested operation and/or a predetermined pattern of movement associated with the user is detected. For instance, the system allows the user to change the password when the user's computer has followed a predetermined pattern of movement, and when one or more verification procedures meets one or more criteria while the location of the computing device is within the predetermined area.
US11115421B2 Security monitoring platform for managing access rights associated with cloud applications
A security monitoring platform may use an unsupervised machine learning technique to cluster historical data related to user access rights associated with multiple cloud applications based on various features that relate to user permissions and attributes within the multiple cloud applications. The security monitoring platform may use a supervised machine learning technique to train an access rights data model based on the clustered historical data and perform one or more actions that relate to current access rights assigned to at least one user within one or more of the multiple cloud applications based on a score representing a probability that an access level assigned to the at least one user within the one or more of the multiple cloud applications is correct. The security monitoring platform may apply a reinforcement learning technique to update the access rights data model based on feedback related to the one or more actions.
US11115418B2 Registration and authorization method device and system
A registration and authorization method, device and system is used for solving the technical problem of relatively low safety of the existing authorization technology. The method is applied to an authorization server, the authorization server is a node in a blockchain network and stores a blockchain composed of a plurality of blocks, each block is used for storing authorization information, and the method comprises: receiving a registration request message sent by a user device, wherein the registration request message includes identification information, and the identification information is used for performing identity verification on a user; assigning authorization information to the user, wherein the authorization information is used for indicating a service that the user can access; and writing the identification information and the authorization information into the blocks of the blockchain through the authorization server.
US11115416B2 Technology for generating a multi-user response in a network
In a computer system implemented method for generating an authorized response to a message in a network, messages with content that relates to a group are sent by an originator via a network are detected. The computer system determines that the message relates to the group by analyzing the message content. Members of the group are selected as designated senders to contribute to an authorized response to the message for the group by analyzing the message. Selected designated senders are notified that they are selected to contribute to the authorized response and initial responses to the originator from the designated senders are intercepted. The computer system combines the initial responses from the designated senders for generating a combined response as an authorized response for the group and sends the combined response to the originator via the network as the authorized response for the group.
US11115408B2 Methods and systems for determining user liveness and verifying user identities
A method for verifying the identity of a user is provided that includes generating, by a computing device, a parameter for each processed frame in a video of biometric data captured from a user. The parameter results from movement of the computing device during capture of the biometric data. Moreover, the method includes generating a signal for the parameter and calculating a confidence score based on the generated signal and a classification model specific to the user. The classification model is generated from other signals generated for the parameter. Furthermore, the method includes verifying the identity of the user as true when the confidence score is at least equal to a threshold score.
US11115404B2 Facilitating service connections in serverless code executions
Systems and methods are described for facilitating service connections by user-defined code executing on an on-demand code execution system. Rather than hard code state information used by network services into the code, the code can be provided with an interface that augments requests for network services with state information. When the user-defined code is executed by the on-demand code execution system, additional code can also be executed that provides the interface. The user-defined code may access the target network service through the interface, as if the target network service existed locally to an environment of the code. The interface can then augment requests to the target network service with state information. Because state information is maintained outside the user-defined code, portability of the user-defined code can be increased.
US11115403B2 Multi-level user device authentication system for internet of things (IOT)
The present invention describes the user authentication system comprising of multiple levels of security which is used to authorize the user. The system uses more than one levels of authentication process which receives the credentials from the user and authorizes them to allow access to the IoT devices which are used by the user.The connected devices represent individual targets, for the cyber-criminals who 20 would hack the devices to retrieve the secure information of the users. Such insecurities about the IoT devices and the system are eliminated by using the multiple level user authentication system which is described in the present invention.
US11115390B2 Storage system utilizing discrete on-demand memory resources
A storage system or device selects a memory resource component from an array of memory resources components, where each memory resource component is not accessible over the Internet until that memory resource component is activated. The selection of the memory resource component can be based on the incoming call. The storage system or device generates a trigger signal that activates the selected memory resource component, the such that the activated memory resource component is accessible over a data network that includes the Internet for a given duration.
US11115387B2 Method for policy-driven, classifying, and routing traffic using the domain name system
Systems, methods, and computer-readable storage media are provided for managing application traffic. A routing policy defines the data flow path between the client device (which uses a virtual private network (VPN) client) and the appropriate network-based service. Based on various factors associated with the user, the client device, and the destination (e.g. network-based service), the routing policy will direct the VPN client to communicate with either a public DNS (via the public Internet) or to a private DNS (via the private Intranet). The resulting IP addresses will be used to establish a particular route (either over a public Internet or private Intranet) between the client device and the network-based service in accordance to the routing policy.
US11115376B2 Method and device for handling multi-tenant request
Implementations of the present specification provide a method and device for handling a multi-tenant request. A request to access an application from a user device is received, wherein the request includes a user identifier and request data. Tenant information corresponding to the user identifier is determined based on a mapping relationship between the user device and a tenant. Type information of the application is determined based on the request data. A first identifier of the application is extracted from the request data based on the type information of the application. The first identifier is modified to a second identifier based on the tenant information. A new request is determined based on the second identifier. The new request is sent to the application.
US11115375B2 Interoperability between data plane learning endpoints and control plane learning endpoints in overlay networks
A system and a method are disclosed for enabling interoperability between data plane learning endpoints and control plane learning endpoints in an overlay network environment. An exemplary method for managing network traffic in the overlay network environment includes receiving network packets in an overlay network from data plane learning endpoints and control plane learning endpoints, wherein the overlay network extends Layer 2 network traffic over a Layer 3 network; operating in a data plane learning mode when a network packet is received from a data plane learning endpoint; and operating in a control plane learning mode when the network packet is received from a control plane learning endpoint. Where the overlay network includes more than one overlay segment, the method further includes operating as an anchor node for routing inter-overlay segment traffic to and from hosts that operate behind the data plane learning endpoints.
US11115374B2 Source-aware technique for facilitating LISP host mobility
A method is provided in one example embodiment and includes detecting by a first network element at a first data center site a local connection of an endpoint identifier (“EID”), in which the EID was previously locally connected to a second network element at a second data center site and notifying a mapping server of the local connection of the EID to the first network element. The method further includes receiving from the mapping server identifying information for the second network element and communicating with the second network element using the identifying information to obtain service information for traffic associated with the EID. The method may also include applying a service identified by the service information to outgoing traffic from the EID as well as applying a service identified by the service information to incoming traffic for the EID.
US11115371B2 System for managing electronic mail including disabling replying to a given email and related methods
A system for managing electronic mail (email) from among email recipients may include an email management server configured to store an email reply-impermissible flag for email conversation threads and user devices each associated with a given email recipient from among the email recipients. Each user device may be configured to display a given email having a corresponding email conversation thread associated therewith and communicate an email reply status query message to the email management server for the given email. The email management server may be configured to determine if the email reply-impermissible flag is set for the corresponding email conversation thread based upon the email reply status query message for the given email, and if so, cooperate with a corresponding user device to disable replying to the given email, otherwise cooperate with the corresponding user device to permit replying to the given email.
US11115370B2 Focused kernels for online based messaging
A processor may analyze one or more social media messages from one or more social media platforms. Each of the one or more social media messages may include a generalized metadata tag and the one or more social media messages may be categorized as a generalized group. The processor may determine, from the generalized group, that the one or more social media messages exceeds a generalized threshold. The processor may generate a first specialized metadata tag for a first set of social media messages included in the one or more social media messages. The processor may partition, based on the first specialized metadata tag, the first set of the one or more social media messages into a specialized group within the generalized group. The processor may direct one or more users associated with the first set of social media messages to the specialized group.
US11115367B2 System and method for automating workflow management and tracking of voicemail, text and multimedia messages, live chats, forms and uploaded files
A system and method for automating workflow management and tracking of voicemail, text and multimedia messages, live chats, forms and uploaded files is provided.
US11115365B1 Messaging overflow service
A technology is provided for reducing latency in a messaging system. Unprocessed messages in a message queue are consumed via a messaging overflow service launched in response to an alarm triggered by a monitoring service that indicates the message queue has reached a predetermined threshold. The unprocessed messages are processed via the messaging overflow service to generate a processed data store values. The processed data store values are stored in a cache associated with the messaging overflow service.
US11115362B2 Method and system for presenting conversation thread
Disclosed are methods and systems for displaying a conversation thread. A conversation thread displaying method including classifying messages transmitted and received through at least one conversation session to generate a conversation thread for each of the at least one conversation session, providing a conversation session list, displaying messages of a selected conversation thread selected from the conversation session list, receiving a conversation summary request for the messages of the selected conversation thread, and providing a conversation summary for the messages of the selected conversation thread in response to the conversation summary request for the messages of the selected conversation thread may be provided.
US11115359B2 Method and apparatus for importance filtering a plurality of messages
An electronic apparatus for filtering a plurality of messages, via a user interface including a filtering bar. A display is for displaying a plurality of messages, and an input is to request a filtering of the plurality of messages based on importance.
US11115358B2 Dynamically integrating contact profile pictures from websites into messages
Systems and methods for insertion of contact profile images into messages are disclosed. The images can be received from a public profile of a social media website, or from locally stored content. The images may be selected based on a context, such as the recipient and/or sender address, or context of the message. The selected image is inserted into the message instead of, or in addition to the contact name. The recipient then receives a message that includes the inserted image.
US11115353B1 Conversational bot interaction with utterance ranking
A conversational bot system uses a set of conversations that have been annotated to identify speech acts, wherein a speech act is a labeled grouping of utterances. To facilitate processing, a data model associated with a multi-turn conversation is received. The data model comprises an observation history. Upon receipt of query that includes a sequence of at least two or more utterances, an utterance ranking algorithm is applied. The algorithm selectively reorders the utterances in the sequence into a ranked order of importance that reflects a lowest to highest priority of response. In response to applying the utterance ranking algorithm, the data model is then updated to reflect the ranked order. In one embodiment, updating the data model positions the highest priority utterance as a most recent utterance in the observation history. The updated data model is then used to attempt to generate a coherent response to the query.
US11115352B2 Method for interaction between a mobile terminal and a communicating automaton
A method for interaction between a mobile terminal and a communicating automaton machine. The communicating automaton machine includes a conversational agent capable of exchanging messages with the terminal by using a first communication interface. The method includes obtaining a piece of information according to which the communicating automaton machine is in the vicinity of the terminal; inserting, in an address book of the terminal, an entry relating to the communicating automaton machine including at least the piece of information obtained; and sending at least one message capable of initializing an interaction between the terminal and the communicating automaton machine when the inserted address book entry is selected.
US11115348B2 Virtual resource allocation for processing an event queue
A resource allocation service can provide for the limited redelivery of events for processing using a set of virtual resources. A customer can provide code for execution, and the service can allocate resource instances configured to execute the code in response to various events. The processing for an event may not be completed by a single resource instance. When a resource instance is to end processing, the instance can capture state information to be returned as checkpoint data for the event. When the processing result is received, the service determines whether checkpoint data was included, which functions as a request for further processing. The service can then place the event data back in an event queue for redelivery and additional processing. A customer can specify a time limit or a retry limit such that an event can only undergo up to a maximum amount of processing before the event is failed.
US11115347B2 Dynamic monitoring and migration of applications
An example branch gateway includes processing circuitry and a memory including instructions that cause the branch gateway to perform various functions. The various functions include determining a first uplink health threshold, determining a second uplink health threshold, calculating migration thresholds for a set of non-critical applications, determining that a QoS threshold of a critical application is likely to be imminently breached, selecting a least critical application, based on the migration threshold of the least critical application, and migrating the least critical application from the first uplink to a second uplink.
US11115346B2 Systems and methods for generating network flow information
A packet forwarding network may include switches that forward network packets between end hosts. A monitoring network may be coupled to the forwarding network. A controller may control switches in the monitoring network to forward network packets tapped from the forwarding network to network flow information generation circuitry. The controller may provide configuration information such as record description information to the network flow information generation circuitry. Based on the configuration information, the network flow information generation circuitry may dynamically generate instructions that generate network flow information records. A set of network flow information records may be stored in a repository at the network flow information generation circuitry. The repository may include hash values associated with each of the stored network flow information records. By dynamically generating instructions to populate network flow information records, extraneous generalized instructions may be omitted and network flow information may be more efficiently generated.
US11115345B2 Systems and methods for providing self-referencing utilization calculation and dynamic resource allocation based thereon for digital transmissions
Systems and methods for self-referencing utilization calculation and dynamic resource allocation for digital transmissions are provided. Systems may include a target resource module configured to derive and store a target resource allocation for each sender from a plurality of senders. Systems may include a cost-calculation engine configured to generate a resource cost estimate for a transmission based on metadata associated with the transmission, and embed the resource cost estimate in the metadata. Systems may also include a resource allocation module configured to allocate digital resources for the transmission based on the metadata. Allocating digital resources for the transmission may reserve the digital resources for the transmission and prevent overloading of the digital resources.
US11115340B2 Guaranteed delivery in receiver side overcommitted communication adapters
Aspects of the invention include receiving an input/output (I/O) request that includes a data stream from a host processor. The receiving is at a network adapter of a storage controller that manages storage for the host processor. The storage controller includes a storage buffer to store data received from the host processor before migrating it to the storage. The storage controller also includes a data cache. It is determined whether the storage buffer has enough free space to store the received data stream. Based at least in part on determining that the storage buffer has enough free space to store the received data stream, the received data stream is stored by the network adapter in the storage. Based at least in part on determining that the storage buffer does not have enough free space to store the received data stream, the received data stream is stored in the data cache.
US11115336B2 Multi-access edge computing (MEC) service provision based on local cost measurements
Embodiments herein may include systems, apparatuses, methods, and computer-readable media, for a multi-access edge computing (MEC) system. An apparatus for MEC may include a communication interface, a local cost measurements module, and a service allocation module. The communication interface may receive, from a UE, a request for a service to be provided to the UE. The local cost measurements module may collect a set of local cost measurements for the service. The service allocation module may determine to allocate the service to a MEC host based on an allocation policy related to a cost for the MEC host to provide the service or a cost for a service provider to provide the service in view of the one or more local cost measurements. Other embodiments may be described and/or claimed.
US11115332B2 Multicast message filtering in virtual environments
Various systems, processes, and products may be used to filter multicast messages in virtual environments. In one implementation, a multicast filtering address is received by a network adapter from at least one of a number of virtual machines. An amount of filtering data is determined corresponding to the at least one virtual machine and, based on the amount of the filtering data corresponding to the at least one virtual machine, the multicast filtering address is stored in either a multicast filtering store of the network adapter or a local filtering store of the at least one virtual machine.
US11115330B2 Assisted replication with multi-homing and local bias
A device may receive, from a provider edge device, a packet to be provided to one or more other provider edge devices. Some of the one or more other provider edge devices may be multi-homed with a same customer edge device as the provider edge device. The device may configure a source IP address of the packet based on a capability of an assisted replicator device after receiving the packet. The capability may relate to whether the assisted replicator device is capable of retaining the source IP address of the packet as received from the provider edge device. The device may provide the packet to at least some provider edge devices, of the one or more other provider edge devices, after configuring the source IP address of the packet.
US11115328B2 Efficient troubleshooting in openflow switches
A method implemented by a switch in a Software Defined Networking (SDN) network to trace packets in the SDN network, where the switch includes a packet processing pipeline. The method includes receiving a first packet, determining, at a first flow table of the packet processing pipeline, whether the first packet is to be traced, punting a copy of the first packet to an SDN controller and directing the first packet to a second flow table of the packet processing pipeline in response to a determination at the first flow table that the first packet is to be traced.
US11115317B1 EMS assisted split-brain resolution in virtual network function components
A VNFCI receives a heartbeat message from a peer VNFCI with an Active state and sends a heartbeat message to the peer VNFCI indicating that the VNFCI is in an Active state. The VNFCI sends a next state request message to an EMS and starts a response timer. The VNFCI sends a second heartbeat message to the peer VNFCI indicating that the VNFCI is in an Active state and that the VNFCI has a desired operational state of Active when the response timer expires and the VNFCI is not the preferred Standby instance; or the VNFCI receives a next state response message from the EMS and the VNFCI response state is an Active state. The VNFCI transitions to a Deactivating state when the response timer expires and the VNFCI is the preferred Standby instance; or the VNFCI receives the next state response message from the EMS and the VNFCI response state is Standby.
US11115315B2 Duplication transmission method and device
A duplication transmission method and device, used for solving the problem in existing technology of a scheme for implementing packet data convergence protocol (PDCP) duplication having yet to be implemented in a central unit/distribute unit (CU/DU) separation scenario. According to the embodiments of the present invention, after determining the need for PDCP duplication transmission on a radio bearer, a CU sends a PDCP data packet transmitted on the radio bearer to a DU and instructs the DU to carry out the PDCP duplication transmission; and the DU sends the PDCP data packet to multiple radio link control (RLC) entities corresponding to the radio bearer so as to carry out the PDCP duplication transmission. Since the CU may instruct the DU to perform the PDCP duplication transmission, the PDCP data packet is subject to duplication transmission in the CU/DU separation scenario, thereby further improving the system performance.
US11115314B2 Establishing entry corresponding to equal cost paths
Methods of establishing an entry corresponding to equal cost paths, network devices and non-transitory machine-readable storage medium are provided. In one aspect, the network establishes a FIB entry, where the FIB entry includes the number of UCMP entries UCMP table corresponding to N paths configured to be equal cost with each other between the network device and a destination network device, where an address of the destination network device, and the number of the UCMP entries in the UCMP table is equal to a preset fixed value; and assigns at least one UCMP entry for each of the N paths based on respective weights of the paths and the fixed value, where the at least one ECMP entry corresponding to the path respectively includes index information corresponding to the path.
US11115302B1 Self-service metric publication in a computer network
Techniques for self-service publication of metrics are described. A provider network includes metrics publications services. Aspects of the metrics publication services allow customers to generate customer-defined metrics from customer-defined queries of data sets. Such data sets may contain data related to software and/or hardware performance. Other aspects of the metrics publication services allow customers to make data sets available to metrics publications services, to identify available data sets, and to identify available metrics.
US11115297B2 Highly probable identification of related messages using sparse hash function sets
Methods, systems, and apparatus for network monitoring and analytics are disclosed. The methods, systems, and apparatus for network monitoring and analytics perform highly probable identification of related messages using one or more sparse hash function sets. Highly probable identification of related messages enables a network monitoring and analytics system to trace the trajectory of a message traversing the network and measure the delay for the message between observation points. The sparse hash function value, or identity, enables a network monitoring and analytics system to identify the transit path, transit time, entry point, exit point, and/or other information about individual packets and to identify bottlenecks, broken paths, lost data, and other network analytics by aggregating individual message data.
US11115294B2 Automatic dynamic determination of data traffic sampling policy in a network visibility appliance
A network visibility appliance automatically and dynamically determines a data traffic sampling policy that it should apply, i.e., a policy for determining which flows the network appliance should forward to one or more tools. The technique can be used to adjust for changes in network traffic to avoid exceeding performance constraints (e.g., maximum throughput) of network analytic tools, while maintaining high efficiency of usage of the tools. In the technique, a policy engine monitors network traffic characteristics in a subscriber throughput table and dynamically determines a sampling policy to apply, so as to decrease and/or increase traffic throughput to a given tool, so that the tool is efficiently used.
US11115289B1 Systems and methods for network security model
A security apparatus for a local network is in communication with an external electronic communication system and a first electronic device. The apparatus includes a memory device configured to store computer-executable instructions, and a processor in operable communication with the memory device. The processor is configured to implement the stored computer-executable instructions to cause the apparatus to determine a complexity score for the first electronic device, establish a behavioral pattern for the first electronic device operating within the local network, calculate a confidence metric for the first electronic device based on the determined complexity score and the established behavioral pattern, and control access of the first electronic device to the external electronic network according to the calculated confidence metric.
US11115288B2 Parameter setting method, data analysis device and data analysis system
A data analysis device executes: acquiring time-series data including data of multiple items from an analysis target system; extracting data of at least, one first item from the time series data; calculating a feature of a temporal change of the data of the first item; extracting data of at least one second item from the time series data; calculating a feature of at least one of a relevance between the data of the first item and the data of the second item and a relevance between the data of the multiple second items; determining a model corresponding to the analysis target system on the basis of the feature of the temporal change and the change of the relevance; and setting the parameter in the analysis target system by using the parameter setting configuration of the model.
US11115284B1 Techniques for dynamic rate-limiting
Systems and methods provide techniques for dynamic rate-limiting, such as techniques that utilize one or more of asynchronous rate-limiting, context-aware rate-limiting, and cost-aware rate-limiting. In one example, a method for asynchronous rate-limiting includes the steps of receiving a rate-limiting request for a service application; extracting one or more policy-defining parameters from the rate-limiting request; querying a local cache storage medium associated with the rate-limit decision node to identify one or more local rate-limiting policies associated with the rate-limiting request; determining, based on the one or more policy-defining parameters and the one or more local rate-limiting policies, a rate-limiting decision for the rate-limiting request; and transmitting the rate-limiting decision to the service application in response to the rate-limiting request.
US11115283B2 Geographic service classification and routing
Methods, systems, and computer programs are presented for managing resources to deliver a network service in a distributed configuration. A method includes an operation for identifying resources for delivering a network service, the resources being classified by geographic area. Further, the method includes operations for selecting service agents to configure the identified resources, each service agent to manage service pools for delivering the network service across at least one geographic area, the service agents being selected to provide configurability for the service pools. The method further includes operations for sending configuration rules, to the service agents, configured to establish service pools for delivering the network service across the geographic areas. Service traffic information is collected from the service agents, and the resources are adjusted based on the collected service traffic information. Updated respective configuration rules are sent to each determined service agent based on the adjusting.
US11115280B2 Data-driven identification of features related to a state change of a network component
Techniques and mechanisms for automatically identifying counters/features of a network component that are related to a state change (or event) for the network component or for the network itself. For example, using data obtained from the network component around a time of the state change, delta averages for the features around the time of the state change may be determined. The delta averages may be utilized to determine which counters/features are most descriptive for a particular state change. The counter/features that are the most descriptive for a particular state change is as important as the change detection itself. This is especially true since in a case of an event/state change occurring, a large amount of counters/features may react to the state change or event. Thus, the techniques described herein provide for an approach to distill which counters/features contribute the most to a particular state change from a data driven perspective.
US11115279B2 Client server model for multiple document editor
Disclosed is a client-server editing model to provide a client side interface to a server side multi-document editor (multi-edit capability) that may be used for editing multiple configuration documents (e.g., device configurations represented as documents) simultaneously. The sever side component may maintain information relating to multiple configuration documents by parsing a plurality of different network device configuration documents to create a set of slots and anchor points relative to locations of related parameter settings within each of the different network device configuration documents. The server side may transmit a condensed view of an area of interest to a remote client device along with location information that may be used to reverse map to original documents. Upon receiving user input a change may be implemented. Throughout the editing session data provided to a client side application could be logically compressed to avoid redundant information from multiple sources being provided.
US11115276B2 Service function chain optimization using live testing
Aspects of the disclosed technology address the problems of manually identifying and optimizing service chain (SC) performance bottlenecks by providing solutions for automatically identifying and tuning various SC parameters. In some aspects, a SC optimization process of the disclosed technology includes the replication or cloning of a SC for which traffic flow is to be optimized. Traffic flows for the production chain can then be simulated over one or more SC clones to identify and tune individual system parameters, for example, to determine if the simulated changes produce a positive, negative, or neutral change in flow performance. Systems and machine-readable media are also provided.
US11115273B2 Analytics-driven dynamic network design and configuration
A system and method for dynamically (re)configuring a service network based on profile information obtained from a Big Data Analytics platform. Received dynamic situation profiles relative to network states, subscriber states, etc. may be compared against corresponding characteristic situation profiles. If there is a similarity, a dynamic design change action may be effectuated for changing configuration of at least a part of the service network, e.g., a service chaining mechanism, operating to service user data flows of the subscribers.
US11115272B1 Detecting configuration drift for computing resource stacks
Techniques are described for identifying “out-of-band” modifications to an interrelated set of computing resources, also referred to herein as a computing resource stack, that was provisioned at a service provider network using an infrastructure modeling service. An infrastructure modeling service generally allows users to describe a computing resource stack in a text file or other type of descriptive representation, referred to herein as an infrastructure template, and to automatically provision computing resource stacks defined in templates at a service provider network. Users may at times make so-called out-of-band modifications to one or more computing resources of a provisioned computing resource stack, either inadvertently or in response to time-sensitive demands, where an out-of-band modification is made outside of the infrastructure modeling service.
US11115267B2 Method and device for radio link monitoring
Systems and methods are disclosed that relate to applying traffic type or network slice specific configuration for Radio Link Monitoring (RLM) in New Radio Access Technology (NR) for multiple service providing. There are multiple configurations for multiple services (or service sets)/networks slices, the configuration including the out-of-sync evaluation period and the in-sync evaluation period, the thresholds for out-of-sync evaluation and in-sync evaluation, and the associated counter values and timers. The method for RLM configuration of coexisting multiple services is also disclosed.
US11115262B2 Migration of centralized routing components of logical router
Some embodiments provide a method for a controller that manages a physical network that implements multiple logical networks that include multiple logical routers. The method receives a command to change a particular centralized routing component of a logical router to an inactive state. At least two centralized routing components of the logical router are implemented on at least two different host machines in the physical network. The method identifies a host machine on which the particular centralized routing component operates. Other centralized routing components of other logical routers also operate on the identified host machine. The method sends a message to the identified host machine to cause the particular centralized routing component to change to an inactive state, without modifying a state of the identified host machine or the other centralized routing components operating on the identified host machine.
US11115261B2 System and method of sharing content by using plurality of storages
A system and method of sharing content by using a plurality of storages is provided. A mobile communication terminal includes a storage information collecting unit collecting a plurality of pieces of storage information about the plurality of storages connected to the mobile communication terminal, a User Interface (UI) generating unit dividing the plurality of storages according to attributes that are previously configured, based on the plurality of pieces of storage information, and generating a storage share setting screen with respect to the plurality of storages, a display unit displaying the storage share setting screen, and a storage setting unit activating sharing of content stored in the plurality of storages, for each of the plurality of storages.
US11115260B2 Signal compensation device
A signal compensation device is disclosed. The signal compensation device includes an operation circuit and a modulation circuit. The operation circuit is configured to generate a control signal according to a first data signal and a second data signal, in which the second data signal is generated according to the first data signal by a signal conversion circuit. The modulation circuit is configured to provide a loop gain according to the control signal to compensate an attenuation of the signal conversion circuit.
US11115256B2 Wireless devices and systems including examples of mixing input data with coefficient data
Examples described herein include systems and methods which include wireless devices and systems with examples of mixing input data with coefficient data. For example, a computing system with processing units may mix the input data for a transmission in a radio frequency (RF) wireless domain with the coefficient data to generate output data that is representative of the transmission being processed according to the wireless protocol in the RF wireless domain. A computing device may be trained to generate coefficient data based on the operations of a wireless transceiver such that mixing input data using the coefficient data generates an approximation of the output data, as if it were processed by the wireless transceiver. Examples of systems and methods described herein may facilitate the processing of data for 5G wireless communications in a power-efficient and time-efficient manner.
US11115255B2 Transmitter and receiver for communication using at least two different RF channels
A transmitter and a receiver for communicating data using at least two separate RF channels using channel bundling. The transmitter includes a data stream partitioner configured to partition a data stream of data to be communicated into two or more stream partitions, two or more modulators configured to each receive a stream partition and to generate modulated data from the received stream partition, and an interleaver configured to assign the modulated data generated by a modulator from a received stream partition to different RF channels for transmission.
US11115253B2 Method and device for performing communication by using orthogonal or non-orthogonal code multiple access scheme in wireless communication system
Provided are a method and a device for transmitting uplink data by using a non-orthogonal code multiple access scheme in a wireless communication system. Particularly, a terminal receives control information from a base station. The terminal selects a terminal-specific codeword or receives allocation information of the terminal-specific codeword on the basis of the control information. The terminal transmits uplink data by using the terminal-specific codeword. The terminal-specific codeword is determined as a codeword having a value with a low peak-to-average power ratio (PAPR), when the terminal is located on the outside of a cell. The terminal-specific codeword is determined as a codeword having a value with a high PAPR, when the terminal is located in the center of the cell.
US11115251B1 PAM4 equalization DSM
In a system for calibrating PAM4 signals, an equalizer determines a first signal amplitude measurement of the PAM4 signal. The equalizer determines a first signal boost measurement of the PAM4 signal. The equalizer determines whether the first signal boost measurement and the signal amplitude measurement are substantially consistent with each other. Responsive to determining that the signal boost and the signal amplitude are not substantially consistent with each other, the equalizer determines a reference amplification modification and calibrates a PAM4 signal according to the determined reference amplification modification.
US11115248B2 Pulse-shaping for high frequency radio networks
There is disclosed a method of operating a radio node in a wireless communication network. The method includes communicating utilising signaling, wherein communicating utilising signaling is based on performing pulse-shaping pertaining to the signaling. The disclosure also pertains to related devices and methods.
US11115247B2 Methods and circuits for asymmetric distribution of channel equalization between devices
A transceiver architecture supports high-speed communication over a signal lane that extends between a high-performance integrated circuit (IC) and one or more relatively low-performance ICs employing less sophisticated transmitters and receivers. The architecture compensates for performance asymmetry between ICs communicating over a bidirectional lane by instantiating relatively complex transmit and receive equalization circuitry on the higher-performance side of the lane. Both the transmit and receive equalization filter coefficients in the higher-performance IC may be adaptively updated based upon the signal response at the receiver of the higher-performance IC.
US11115245B2 Transmission device and communication system
A transmission device of the disclosure includes a first selector configured to select one of a first signal and a second signal, and output the selected signal; a second selector configured to select one of an inversion signal of the first signal, the second signal, and an inversion signal of the second signal, and output the selected signal; a first control signal generator configured to generate a first control signal, a second control signal, and a third control signal, based on the first signal, the second signal, and a third signal; a first driver configured to set a voltage of a first output terminal, based on an output signal of the first selector and the first control signal; and a second driver configured to set a voltage of a second output terminal, based on an output signal of the second selector and the second control signal.
US11115244B2 Signal isolator with three state data transmission
A signal isolator integrated circuit package includes a first circuit having a first input and a first output, a second circuit having a second input and a second output, an isolation barrier layer between the first circuit and the second circuit, wherein the second output of the second circuit is coupled to the first input of the first circuit through the isolation barrier. The signal isolator includes a comparator configured to compare the first input of the first circuit to the second output of the second circuit. The second output can be configured to convey at least three states, including a first state indicative of a logical high of an input signal received at the first input, a second state indicative of a logical low of the input signal, and a third state indicative of a fault condition.
US11115243B2 Downlink control channel detection method, terminal and base station
The present disclosure provides a downlink control channel detection method, a terminal, and a Base Station (BS). The method includes: obtaining first and second auxiliary information from a BS, in which the first auxiliary information indicates a time-domain duration of a Control Resource Set (CORESET) of a downlink control channel, which is allocated by the BS, the second auxiliary information indicates a resource mapping mode from a Resource Element Group (REG) of CORESET to Control Channel Elements (CCE); performing a blind detection on the downlink control channel, based on the first and second auxiliary information.
US11115239B2 Preamble structure supporting full duplex communications
A method at a network node that is configured to simultaneously transmit and receive wireless RF signals, comprising: transmitting, from the network node, a downlink message, the downlink message having a preamble that includes channel estimation information for estimating a self-interference channel; monitoring at the network node, during an initial duration while transmitting the downlink message, for the channel estimation information, and estimating a self-interference channel based on received portions of the channel estimation information; and using the estimated self-interference channel to cancel self-interference while receiving an uplink message and simultaneously transmitting a remainder of the downlink message.
US11115237B2 Method for fault tolerant message transmission in a computer network and computer network
The invention describes a method and a computer network for fault tolerant message transmission. Nodes of the network are connected to form a ring network. Nodes in the network form a summation group. For transmitting messages from the nodes of the summation group to a switch edge, nodes of the summation group generate and send summation frames. If a node participating in the summation group determines the non-arrival of a summation frame, it generates first recovery frame, inserts its message into said recovery frame, and sends this first recovery frame in the direction of the summation frame, which it was expecting. After sending the first recovery frame, it generates a second recovery frame, inserts its messages into said second right direction recovery frame, and sends said second right direction recovery frame to the switch.
US11115233B2 Vehicle and method of controlling the same
A vehicle includes an image generation controller configured to generate a plurality of image frames, to assign a first MAC address to a first image frame of the plurality of image frames, and to assign a second MAC address to a second image frame of the plurality of image frames; an Ethernet switch including a plurality of Ethernet ports, configured to transmit the first image frame to a first image receiving controller and a second image receiving controller based on the first MAC address, and to transmit the second image frame to the second image receiving controller based on the second MAC address; the first image receiving controller configured to receive the first image frame, and to image process the first image frame; and the second image receiving controller configured to receive the first and second image frame, and to process the first and second image frame.
US11115232B2 Method and device for operating a control unit
A method for operating a control unit, in particular for a motor vehicle, the control unit including at least one execution unit for executing task programs, a first task program and a second task program being executed at least intermittently, the first task program providing data for the second task program at the end of a first predefined time interval, wherein a transfer of the data from the first task program to the second task program only takes place after a particular last execution of the first task program within a predefined second time interval for the execution of the second task program, the second time interval being longer than the first time interval.
US11115230B2 System and method for improving content fetching by selecting tunnel devices
A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The tunnel device is selected based on an attribute, such as IP Geolocation. A tunnel bank server stores a list of available tunnels that may be used, associated with values of various attribute types. The tunnel devices initiate communication with the tunnel bank server, and stays connected to it, for allowing a communication session initiated by the tunnel bank server. Upon receiving a request from a client to a content and for specific attribute types and values, a tunnel is selected by the tunnel bank server, and is used as a tunnel for retrieving the required content from the web server, using standard protocol such as SOCKS, WebSocket or HTTP Proxy. The client only communicates with a super proxy server that manages the content fetching scheme.
US11115229B2 Method and apparatus for periodic and polled channel quality feedback
A method performed by a mobile station may comprise receiving information indicating subchannels for transmission of CQIs, in a communication system having an uplink bandwidth divided into subchannels and a time domain having frames divided into subframes having a same time duration. Each subframe may have a plurality of OFDM symbols. The method may further comprise periodically transmitting CQI in subframes based on a subframe number and in subchannels based on the information indicating the subchannels. The mobile station may receive a poll to transmit a CQI and may transmit a CQI in a subframe based on the poll. The mobile station may receive an OFDM signal including a first packet having a header portion including a plurality of second packets, each of the plurality of second packets having a header portion.
US11115226B2 Debrief mode for capturing information relevant to meetings processed by a virtual meeting assistant
In one embodiment, the interactive virtual meeting assistant implements a meeting debrief post-processing operation. For a given meeting that the interactive virtual meeting assistant participated in, a meeting post-processing engine enables one or more participants of the meeting to associate a debrief with the meeting. The debrief may be an audio recording, a video recording, text, or any file. The meeting post-processing engine stores the debrief in data stores and provides access to the debrief via the meeting GUI associated with the meeting. The meeting post-processing engine also processes the debrief to generate tasks to be assigned to participants or other entities and/or schedule reminders to be provided to the participants or other entities. The debrief may be private, such that only the participant who provided the debrief may subsequently access the debrief.
US11115223B2 Cryptographic material distribution and management
A method and apparatus for distributing cryptographic material are disclosed. In the method and apparatus, cryptographic material is obtained and it is determined that the cryptographic material is to be made available for use by one or more computing resources. The cryptographic material is then sent to one or more secure modules, whereby a secure module of the one or more secure modules is programmatically accessible to a computing resource of the one or more computing resources and programmatic access enables the computing resource to request performance of one or more cryptographic operations using the cryptographic material while exporting the cryptographic material to the computing resource is denied.
US11115221B2 Verifying a rebuilt encoded data slice using slice verification information
Methods for verifying rebuilt data in a dispersed storage network (DSN). In various examples, a storage unit of the DSN receives a rebuilt encoded data slice of a set of encoded data slices and a set of corresponding integrity values. An integrity function is performed on the set of integrity values to calculate an integrity value of the set of integrity values, which is then compared to a locally stored value. If the values match, the set of integrity values is validated. Another integrity function is performed on the rebuilt encoded data slice to produce a calculated integrity value of the received encoded data slice. The encoded data slice is validated and stored when the calculated integrity value compares favorably to the corresponding value of the validated set of integrity values. Proof of authenticity information from other storage units may be employed to further validate the set of integrity values.
US11115216B2 Perturbation-based order preserving pseudonymization of data
A technique includes converting a plurality of plaintext values to a corresponding plurality of pseudonym values. The conversion includes performing encryption of the plurality of plaintext values to provide a plurality of second values; perturbing the plurality of second values to provide the plurality of pseudonym values; and controlling the perturbing to cause an ordering of the plaintext values to be represented in the plurality of pseudonym values.
US11115214B2 Biometric signature system and biometric signature method
A biometric signature system holds a first template indicating a result of transforming, by predetermined transformation, first biometric information acquired from a predetermined part of a user; and a second template indicating a result of transforming, by predetermined one-way transformation, second biometric information acquired from the predetermined part of the user, identifies a parameter for which a similarity between the first template of the person to be authenticated corrected, generates a second template of the person to be authenticated from each piece of corrected second biometric information, and determines whether authentication of the person to be authenticated is successful by comparing each generated second template with the second template.
US11115210B2 Systems and methods for masking RSA operations
Presented are systems and methods for protecting secret data that is stored in memory to prevent unauthorized access and data manipulation. Various embodiments may be applied to hide or mask an RSA exponent used for public key cryptography and stored in a cryptographic hardware block that uses a non-erasable working memory for computations. In certain embodiments, masking RSA exponents is accomplished by a two-step process that combines a specifically calculated, random and secret value with the secret exponent. The random value is stored in an erasable memory, such that in case of attack, both the erasable memory and the non-erasable memory do not leak any embedded secrets. The additional expenditure of memory resources only insignificantly affects system performance.
US11115208B2 Protecting sensitive information from an authorized device unlock
Methods and apparati for auditing uses of cryptographic keys. In a method embodiment of the present invention, a set of audited uses for a cryptographic key is defined; the key is generated inside a protected execution environment of a digital computer; all software and firmware that is usable in the execution environment to access the key is demonstrated to an auditor; and, for each audited use of the key, a non-tamperable audit record describing said use is released.
US11115207B2 Identity systems, methods, and media for auditing and notifying users concerning verifiable claims
Identity systems, methods, and media for auditing and notifying users concerning verifiable claims are provided. In some embodiments, the method comprises: prior to engaging with a verifier needing information held in escrow on behalf of a holder, receiving a request to store the information associated with the holder in escrow; causing a user interface to be presented, wherein the user interface allows the holder to select an escrow provider from a plurality of escrow providers for storing the information associated with the holder in escrow; transmitting the information to the selected escrow provider, wherein a public-private key pair for signing with the information associated with the holder is generated, wherein the public-private key pair includes a public key and a private key, wherein the private key and the information associated with the holder is distributed to the plurality of escrow providers, and wherein the public key is transmitted to an auditable ledger system; receiving from each of the plurality of escrow providers, an escrow identifier corresponding to a location where the information is stored in escrow to obtain a set of escrow identifiers; and transmitting the set of escrow identifiers to a verifier device for verifying a claim.
US11115206B2 Assymetric structured key recovering using oblivious pseudorandom function
A computing device implements a key management system (KMS), and includes an interface, memory, and processing circuitry that executes operational instructions to maintain structured key parameters and a generating procedure associated with associated with a structured key. The generating procedure produces the structured key from an Oblivious Pseudorandom Function (OPRF) output, and the structured key parameters. The computing device receives a blinded value associated with the structured key from a requesting computing device, processes the blinded value using an OPRF secret to generate a blinded OPRF output, and returns the blinded OPRF output, the generating procedure, and the structured key parameters to the requesting computing device, which uses that information to generate the requested structured key.
US11115204B2 Cooperative platform for generating, securing, and verifying device graphs and contributions to device graphs
Graphing services are provided to a device cooperative that includes data contributors, e.g., website hosts. Anonymized user data, provided by the data contributors, is accessed, via a blockchain, decrypted, and aggregated. A device graph is generated based on the aggregated user data. Contribution metrics are provided to the data contributors. A first contribution metric for a first data contributor indicates a contribution to the device graph of a first portion of the user data that was provided by the first data contributor. In response to receiving a request for a verification of the first contribution metric, a zero knowledge proof of the first contribution metric is generated and provided to the first data contributor. The first data contributor is enabled to evaluate the zero knowledge proof independent of access to a second portion of the user data that was provided by a second data contributor of the device cooperative.
US11115202B2 Apparatus for generating secret information on basis of ring oscillator architecture and method of same
Disclosed is a method of generating secret information on the basis of a ring oscillator. According to an embodiment of the present disclosure, there is provided an apparatus for generating secret information on the basis of a ring oscillator, the apparatus including: multiple PUF information generation units each including at least one ring oscillator cell and generating physically unclonable function (PUF) information generated by the at least one ring oscillator cell; a phase checking unit cross-checking phases for the multiple pieces of the PUF information that are output from the multiple PUF information generation units, respectively; and a secret key generation unit outputting secret key information based on a result of comparing the multiple phases received from the phase checking unit.
US11115201B2 Downloading of data to secure devices
An encryption key may be generated based on personalized unit data associated with a software download recipient, for example, a secure processor. In some aspects, the secure processor may generate a decryption key based on its personalized unit data, and a software download may be performed between the software provider and the secure processor using the generated encryption keys. The secure processor may then decrypt and load the software for execution. The encryption and decryption key generation may also be based on a sequence number or other data indicating one or more previous software downloads at the secure processor. Using the sequence number or other data, sequences of multiple encryption and/or decryption keys may be generated to support multiple software downloads to a secure processor.
US11115199B2 Information processing method, and computer program product
According to one embodiment, an information processing method includes a monitoring step and a key provision step. The monitoring step includes monitoring an operation state of an information processing device including a key generating unit that generates key information shared among a plurality of devices using a quantum key distribution technique. The key provision step includes providing the generated key information when the operation state satisfies a predetermined condition and stopping the provision of the generated key information when the operation state does not satisfy the condition.
US11115196B1 Methods and apparatus for secret sharing with verifiable reconstruction type
Methods and apparatus are provided for secret sharing with a verifiable reconstruction type. An exemplary method comprises receiving a plurality of shares of a secret generated using a secret splitting scheme; reconstructing the secret if the plurality of shares satisfies a predefined reconstruction threshold; and generating a proof identifying at least one of the plurality of shares used in the reconstruction. The proof is optionally verified by a verifier and the verification is optionally based on auxiliary information derived by the secret splitting scheme used to share the secret. The verifier optionally implements layered access control, for example, based on a rank of the shares used for reconstruction. The reconstructed secret is optionally provided to the verifier. A user can be granted a level of access to a protected resource based on the proof, the reconstructed secret and one or more predefined policies. One or more steps can be proactivized to maintain share freshness.
US11115195B2 Authentication server of a cellular telecommunication network and corresponding UICC
The invention proposes an authentication server of a cellular telecommunication network, the authentication server being arranged for generating an authentication token to be transmitted to a telecommunication terminal, the authentication token comprising a message authentication code and a sequence number, wherein the message authentication code is equal to: MACx=KIdx XOR f1(AMF,SQNx,RAND,K) with KIdx being a key index information in the form of a bias of a MAC equal to: MAC=f1(K,AMF,SQNx,RAND) with f1 being a function, K a key, RAND a random number and SQNx a sequence counter relative to a corresponding key Kx derived from the key K and KIdx, and AMF the content of an authentication management field as defined in 3GPP TS 33.102.
US11115193B2 Technologies for internet of things key management
Technologies for key management of internet-of-things (IoT) devices include an IoT device, an authority center server, and a group management server. The IoT device is configured to authenticate with an authority center server via an offline communication channel, receive a group member private key as a function of the authentication with the authority center server, and authenticate with a group management server via a secure online communication channel using the group member private key. The IoT device is further configured to receive a group shared key as a function of the authentication with the group management server, encrypt secret data with the group shared key, and transmit the encrypted secret data to the group management server. Other embodiments are described herein.
US11115191B2 System and method for modifying content stored in a blockchain
Disclosed is a method and system for modifying content stored in a blockchain. The method comprises identifying an old block of the blockchain comprising undesired data in a transaction of the old block. An updated block may be created by correcting the transaction of the old block. A new block hash may be determined for the updated block. Corrected form of the transaction may be submitted, as a new transaction, along with the new block hash and the difference between the new block hash and hash of the old block. Miners may be allowed to mine the corrected form of the transaction, along with other new transactions. The other new transactions may be mined, based on a consensus of users of the blockchain, into a new block connected to a tip of the blockchain, and the old block may be edited to introduce the corrected form of the transaction.
US11115190B2 Method of hashing vector data based on multi-scale curvature for vector content authentication
The present invention relates to a method of hashing a perceptual vector model based on a multi-scale curvature. According to a first aspect, there is provided a method of hashing a perceptual vector model based on a multi-scale curvature including: generating a multi-dimensional feature coefficient matrix, and obtaining a multi-dimensional intermediate hash coefficient matrix; and obtaining a final binary hash matrix, and enabling the multi-dimensional binary hash matrix to be hierarchically authenticated. In addition, according to a second aspect, there is provided a method of hashing a perceptual vector model based on a multi-scale curvature including: generating a hash by using a hash function; and authenticating a vector model. In addition, an error detection probability for an object attack can be lower by about 2×10−5˜2.8×10−2, and a uniqueness probability is raised by about 0.014. In addition, an entropy can be raised by about 0.875˜2.149.
US11115188B2 Blockchain-based data processing method, apparatus, and blockchain node
Implementations of the present specification provide a blockchain-based data processing method, apparatus, and computer-readable medium. The method includes obtaining transaction data to be processed; and in response to determining that the transaction data includes a plurality pieces of proof data, invoking a verification program deployed in the blockchain and verifying the plurality pieces of proof data in parallel.
US11115185B2 Highly secure WAIC baseband signal transmission with byte displacement approach
A transceiver baseband hardware including an encryption-decryption block configured to encrypt and jumble intended transmission data or unjumble and decrypt received encrypted data, the encryption-decryption based on key coefficients generated based on a random key address, the encryption-decryption implemented via a cross logical operation of the encryption-decryption block. The cross logical operation includes when lower significant bytes of the key coefficients operating on most significant bytes of the intended transmission data and the encrypted data. The jumble and unjumble are implemented by a byte displacement/placement block based at least in part on the random key address.
US11115182B2 Apparatus for approximately processing encrypted messages and methods thereof
An operation apparatus and method for processing a homomorphic encrypted message are disclosed. The method includes producing an approximate polynomial corresponding to an operation function to be applied to a homomorphic encrypted message and approximately operating the homomorphic encrypted message using the approximate polynomial. Thus, an encrypted message may be efficiently processed.
US11115177B2 Methods and apparatus for performing clock and data duty cycle correction in a high-speed link
An integrated circuit having a transmitter is provided. The transmitter may include a serializer, a driver, and an associated calibration circuit. The calibration circuit may include a detector and a control circuit. The control circuit may output a first control signal for selectively configuring the serializer to inject test data and may also output a second control signal for selectively inverting the input polarity of the detector. The control circuit may configure the transmitter in at least four different modes by adjusting the first and second control signals. In each of the four modes, the control circuit may sweep a clock duty cycle correction (DCC) setting that controls only the serializer until the detector flips. Codes generated in this way may be used to compute calibrated settings that mitigates both clock and data duty cycle distortion for the transmitted data.
US11115167B2 Communication system
A communication system that can reduce latency while preventing reduction in a transmission rate. An eNB communicates with a UE #1 using a self-contained subframe including a first downlink signal (DL #1) and a first uplink signal (UL #1), and with a UE #2 using a self-contained subframe including a second downlink signal (DL #2) and a second uplink signal (UL #2). The self-contained subframe for the UE #1 includes a first gap duration (Gap #1) during which neither the DL #1 nor the UL #1 is transmitted, between transmission durations of the DL #1 and the UL #1. The self-contained subframe for the UE #2 includes a second gap duration (Gap #2) during which neither the DL #2 nor the UL #2 is transmitted, between transmission durations of the DL #2 and the UL #2. The Gaps #1 and #2 are set to each UE.
US11115162B2 Method and apparatus for improving carrier aggregation in next-generation mobile communication system
Disclosed are a communication scheme and a system thereof for converging an IoT technology and a 5G communication system for supporting a high data transmission rate beyond that of a 4G system. The disclosure can be applied to intelligent services (for example, services related to a smart home, smart building, smart city, smart car, connected car, health care, digital education, retail business, security, and safety) based on 5G communication technology and IoT-related technology. Disclosed is a method of a user equipment (UE) in a wireless communication system. The method includes: receiving a message including secondary cell (SCell) configuration information from a base station; identifying whether a condition for transitioning the SCell to a dormant state is satisfied; and in case that the condition for transitioning the SCell to the dormant state is satisfied, releasing periodic transmission resources for the SCell configured in the UE.
US11115161B2 Transmission diversity for FBE idle period handling
Scheduling around frame based equipment (FBE) idle periods reduces the flexibility of scheduling and partitioning. This leads to a latency caused by waiting for the next downlink scheduling opportunity and skipping over unused uplink scheduling slots. According to certain aspects, to reduce overhead caused by idle time and ensure full downlink scheduling, a base station (BS) alternates between idle periods and channel occupancy time every fixed frame period with one or more other synchronized BSs, between components carriers of the BS, or both. Thus, a BS can always schedule downlink on a carrier during an idle period scheduled for a different BS and/or a different carrier.
US11115155B2 Systems and methods for prioritizing packet retransmission
Disclosed herein includes a system, a method, and a device for prioritizing packet retransmission. A transmitting device can insert, for each packet of a plurality of packets of a video frame, a sequence number indicative of an order of the corresponding packet among the plurality of packets, into a header of the corresponding packet according to an application layer protocol. The transmitting device can transmit to the receiving device, at a first level of priority, the plurality of packets including the corresponding inserted sequence numbers. The transmitting device can receive an identification of one or more packets to be retransmitted to the receiving device, the identification based on at least the inserted sequence numbers of the one or more packets. The transmitting device can retransmit the one or more packets at a second level of priority that is higher than the first level of priority.
US11115154B2 Providing acknowledgement information by a wireless device
In general, to provide acknowledgment information by a first wireless device, the first wireless device sends repeated instances of acknowledgment information in respective first and second frame structures, in response to receipt of first information from a second wireless device. In addition, the first wireless device also sends further acknowledgment information in the second frame structure that is responsive to second information received from the second wireless device.
US11115151B1 Method and apparatus for fast retraining of ethernet transceivers based on trickling error
A method of operation for an Ethernet transceiver is disclosed. The method includes operating the Ethernet transceiver in a data mode, and triggering a fast retrain sequence of steps based on trickling error information. The triggering includes detecting error information, averaging the detected error information over a time interval to generate the trickling error information, comparing the averaged detected error information to a selected threshold value, and initiating the fast retrain sequence of steps based on the comparing.
US11115150B2 Methods and devices for reporting CSI during DRX operations
A method for a user equipment (UE) is disclosed. The method includes receiving, by the UE, Downlink Control Information (DCI), the DCI containing an aperiodic channel state information (CSI) reporting configuration. The method also includes when the DCI is received by the UE during a Discontinuous Reception (DRX) operation mode, transmitting, by the UE, an aperiodic CSI report according to a transmission time indicated by the aperiodic CSI reporting configuration regardless of whether the transmission time for the CSI report is within active or non-active time periods of the DRX operation mode.
US11115149B2 Modulation and coding for multiple resource units in wireless network
Methods and devices for transmitting data in an Orthogonal Frequency-Division Multiple Access (OFDMA) wireless local area network, comprising: selecting, for a first resource unit assigned to the target station, a first modulation type; selecting, for a second resource unit assigned to the target station, a second modulation type different from the first modulation type; and modulating coded data and mapping the modulated data onto subcarriers associated with the assigned resource units based on the respective modulation types selected for each of the assigned resource units.
US11115138B2 Method for antenna occlusion detection
Techniques are disclosed for detecting obstruction of a device's antenna(s) and then changing an operation of the device. A transmission time at which an antenna of an electronic device transmitted a signal can be identified. A response signal can be detected that was received at a receiver of the electronic device subsequent to the transmission time. Based on the response signal and on the transmission time, one or more response-signal characteristics can be determined. Based on the one or more response-signal characteristics, it can be determined that the antenna or that another antenna of the electronic device is at least partly blocked from emitting or receiving signals. In response to determining that the antenna is at least partly blocked, a changed type of operation can be identified, and the changed type of operation can be performed.
US11115136B1 Method for calibrating an array antenna in a wireless communication system and apparatus thereof
A method of calibrating an array antenna in a wireless communication system includes a first step of transmitting a radio signal through a first antenna and a second antenna determined among a plurality of antennas included in the array antenna, a second step of measuring the radio signal through a specific coupling antenna of a plurality of coupling antennas adjacent to the plurality of antennas, a third step of estimating an error of the second antenna based on a result of the measurement of the radio signal, and a fourth step of calibrating the second antenna based on the error.
US11115135B2 Signal sending method for terminal device and terminal device
The terminal device can generate a monophonic signal of a specified frequency, and can transmit the monophonic signal by using a specified receive antenna or transmit antenna of the terminal device. The terminal device has a function of transmitting the monophonic signal of the designated frequency by using any specified antenna. Therefore, a measurement system for an antenna complex number pattern of the terminal device can accurately measure a complex number pattern of each antenna of the terminal device in a manner in which the terminal device transmits the monophonic signal of the specified frequency by using each receive antenna or transmit antenna. The measurement system can further obtain an accurate measurement result when a MIMO OTA performance test is performed on the terminal device according to the complex number patterns of all the antennas of the terminal device.
US11115123B2 Miniature embedded self-organized optical network
A self-organizing network of nodes communicates with uncollimated optical pulses. The nodes use low-power, unmoving, broad-beam optical interfaces, low-power processors, and communication algorithms based on timeslots within a timeframe. Nodes self-organize to form the network by pulsing detectors and sources to find neighboring nodes, confirm connections, transmit and store data, and exchange partner node identities. Two- or three-dimensional networks can thereby self-organize without external awareness of network topology, and can repair themselves when nodes move or fail. Node communication may be synchronous, thereby allowing for images of the environment status, and activation of the environment is possible via node stimulators. After forming a network, a cluster of nodes may be read out to provide data from node sensors. Implementation of selected features in the nodes' processors enable formation of networks that are unidirectional, bidirectional, serial, or complex including the formation of meshed networks with adjustable link weights capable of computation.
US11115122B2 Optical wireless mesh network communication system
A network capable of 1:n communication in an optical wireless mesh network is provided. An optical wireless communication network communication system A1 comprises an optical wireless communication network communication system A1 comprising: an optical transmitter Ti and an optical receiver Ri, and an optical fiber cable or a coaxial cable for transmitting a signal received by the optical receiver Ri to the optical transmitter Ti at each node, wherein the n+1 node Ni is connected by a network, the optical wireless communication transceiver Si at each node Ni is capable of transmitting simultaneously to all the optical wireless communication transceivers Sj of the other n nodes Nj when its own node Ni and all of the other n nodes Nj satisfy a predetermined condition, and can be received simultaneously from all the optical wireless communication transceivers Sj of the other n nodes Nj.
US11115121B2 Power amplifier system with an internal optical communication link
Techniques for implementing an internal optical communication link in a power amplifier system are disclosed. In one embodiment, the techniques may be realized as a power amplifier system that includes a panel, an optical link, and a controller. The panel includes a plurality of signal endpoints and a first optical interface, the first optical interface being coupled to each of the plurality of signal endpoints. The optical link is coupled to the first optical interface. The controller is configured to manage operation of the power amplifier system and is coupled to the optical link via a second optical interface. The controller communicates with each of the plurality of signal endpoints over the optical link.
US11115118B2 Method to authenticate a substrate using speckle patterns and a device to perform the method
Method to authenticate a substrate based on unique microstructure inherent to a region of interest of a substrate surface of the substrate, comprising the steps: (a) emitting photons from a light source onto the region of interest; (b) emitting ultrasound waves from a ultrasound source onto the region of interest; (c) capturing at least one image of the region of interest in one or both of the following two ways: (i) capturing a light image in the presence of ultrasound to obtain at least one captured image of the region of interest, or (ii) capturing an ultrasound echo image in the presence of IR or near IR light to obtain at least one captured image of the region of interest; and (d) comparing the at least one captured image with at least one reference in order to determine authenticity of the substrate.
US11115116B2 Low data volume satellite communication system
Systems are disclosed for a communication system optimized for low data volume communications. In embodiments of the invention, a terminal in the communication system is configured to receive beam shape information from a satellite and use the beam shape information for calculating the terminal's initial transmit power based on the beam shape information. The terminal can also determine the terminal's location and calculate an achievable information data rate of transmitted bursts based on the beam shape information. The terminal can also determine an estimated terminal position based on correlating signal-to-noise ratio measurements on the camped beam and at least one neighbor beam neighboring the camped beam.
US11115110B2 Default beam selection based on a subset of coresets
In order to overcome problems that a UE may face in determining a default beam for communication with the base station during a COT, a method, apparatus, and computer-readable medium are provided for a base station to indicate to the UE which CORESET(s), QCL assumptions, UL resources, and/or spatial relationships are selected for a COT. A UE receives, from a base station, an indication corresponding to a COT. The indication is for at least one of a set of CORESETs, a set of QCL assumptions, a set of UL resources, or a set of spatial relations for determining a default beam. The UE determines the default beam from the base station for use during the COT based on the indication. The UE transmits or receives a transmission using the default beam.
US11115109B2 Methods and systems for establishing a connection between devices in unlicensed radio frequency spectrum
A method for establishing a wireless connection between a user equipment (UE) device and a base station in unlicensed radio frequency (RF) spectrum includes (a) receiving, at the UE device, a plurality of RF beams broadcasted by the base station, (b) identifying a selected RF beam of the plurality of RF beams having control information with a maximum received signal level, and (c) identifying a first channel occupancy time (COT1) of the base station from control information of the selected RF beam.
US11115106B1 Selecting between MIMO and carrier aggregation
Monitoring a MIMO pairing efficiency of a sector to determine whether or not to enable/disable inter-band carrier aggregation. If the pairing efficiency (whether predicted or actual) is high, inter-band carrier aggregation is disabled, and if the pairing efficiency is low, then inter-band carrier aggregation is enabled. The inter-band carrier aggregation utilizes a low-frequency carrier as a primary component carrier and a high-frequency carrier as a secondary component carrier. The MIMO mode of operation utilizes the high-frequency carrier for control transmissions.
US11115101B2 Transmission method, transmission device, and communication system
An indicator in a master AP from among a plurality of APs obtains communication quality of communication with an AP which is a communication partner. In the case where the obtained communication quality is less than a threshold, the indicator causes the plurality of APs including the master AP to perform cooperative operation to transmit data. In the case where the obtained communication quality is not less than the threshold, the indicator causes the plurality of APs including the master AP to stop the cooperative operation.
US11115099B2 System and method for supporting antenna beamforming in a cellular network
The present invention is a method and system for supporting a beamforming antenna system in a mobile broadband communication network with an improved beam pattern, beam sweep pattern, pilot channel design with feedback and reporting rules, and control signaling design. Specifically, the improved beam pattern includes a method of supporting wireless communications in a wireless network forming at least two spatial beams within a cell segment where the at least two spatial beams are associated with different power levels, and separately, where at least two spatial beams can be moved across the cell segment according to a unique sweep pattern. The pilot channel design improves network bandwidth performance and improves user mobility tracking. Feedback and reporting rules can be established using a particular field designator, CQI, in the preferred embodiment.
US11115097B2 Adaptive explicit CSI feedback and overhead reduction
A method including evaluating a number of constituent precoders to be used in providing a single precoder to include in an explicit channel state information (CSI) report, to be transmitted from a user terminal to at least one device in a network, and combining the constituent precoders to form the single precoder in response to a determination that the number of constituent precoders to be used in providing the single precoder is greater than one. The method includes configuring to signal to transmit the explicit CSI report including the single precoder from the user terminal to the at least one device in the network.
US11115094B1 Electronic device and method for antenna switching
An electronic device is able to be embedded in a mobile device with a plurality of antennas. The antennas are electrically coupled to the electronic device through a connector. The electronic device includes a plurality of built-in antennas, a communication processor, a plurality of antenna switching circuits, and a control processor. The built-in antennas receive a wireless mobile communication signal. The communication processor calculates the reception strength of the wireless signal received by each of the built-in antennas or each of the antennas. Each of the antenna switching circuits is electrically coupled to one of the built-in antennas or one of the antennas according to a control signal. The control processor correspondingly outputs the control signal according to the reception strength of the wireless signal received by the built-in antenna and the antenna.
US11115092B2 Apparatus, system and method of communicating according to a transmit space-frequency diversity scheme
For example, a wireless station may be configured to modulate a plurality of data bit sequences into a plurality of data blocks according to a dual carrier modulation, to map the plurality of data blocks to a plurality of spatial streams according to a space-time diversity scheme, and to transmit a MIMO transmission based on the plurality of spatial streams.
US11115087B2 Method for distributed antenna-based communication device to perform communication based on inter-panel interference
A method for a distributed antenna-based communication device to perform communication based on inter-panel interference may comprise: a step of measuring interference between transmission beams of a transmission panel and reception beams of a reception panel; a step of configuring inter-panel beam pair information by pairing the beams of the transmission panel and the beams of the reception panel on the basis of the measurement; and a step of transmitting the inter-panel beam pair information to a base station or an adjacent communication device.
US11115083B2 Direct conversion polar transmitter for an RFID reader
A polar transmitter for an RFID reader and a system using the polar transmitter are disclosed. An RFID system according to at least some embodiments of the invention includes a polar transmitter, a receiver to receive responses from RFID tags, and a coupler connected to the polar transmitter, the receiver and one or more antennas. In at least some embodiments, the polar transmitter of the RFID system includes an envelope amplifier and a power amplifier. In some examples, a polar transmitter includes direct conversion of baseband data to provide angle modulation plus drive modulation. In addition to the envelope amplifier and power amplifier, the polar transmitter in such an example includes a quadrature modulator connected to the power amplifier to provide modulation for the transmitter output signal using a Cartesian input signal.
US11115080B2 Method and apparatus for determination of vectoring matrices
A vectoring controller is configured to determine first coefficient values for a vectoring matrix at a first tone based on a first number of iterations through an iterative update algorithm and a first channel matrix estimate at the first tone, and to determine second coefficient values for the vectoring matrix at a second neighboring tone based on a second number of iterations through the iterative update algorithm and a second channel matrix estimate at the second tone. The vectoring controller is configured to start with the first coefficient values as initial values for the respective second coefficient values in the iterative update algorithm. The second number of iterations is lower than or equal to the first number of iterations.
US11115078B2 Wide area positioning system
Systems and methods are described for determining position of a receiver. The positioning system comprises a transmitter network including transmitters that broadcast positioning signals. The positioning system comprises a remote receiver that acquires and tracks the positioning signals and/or satellite signals. The satellite signals are signals of a satellite-based positioning system. A first mode of the remote receiver uses terminal-based positioning in which the remote receiver computes a position using the positioning signals and/or the satellite signals. The positioning system comprises a server coupled to the remote receiver. A second operating mode of the remote receiver comprises network-based positioning in which the server computes a position of the remote receiver from the positioning signals and/or satellite signals, where the remote receiver receives and transfers to the server the positioning signals and/or satellite signals.
US11115074B1 Wearable device antenna
A wearable device includes a frame and a magnetic coupler opening formed in the frame. Wearable device further includes a processor, a memory accessible to the processor, and a very high frequency (VHF) radio transceiver for data transmission and reception and connected to the processor. Wearable device further includes a magnetic coupler connected to the VHF radio transceiver. Magnetic coupler includes a diamagnetic material shaped to form a VHF transmission or reception terminal that partially or fully aligns with the magnetic coupler opening. During transmission, magnetic coupler is configured to radiate transmitted VHF band radio modulated signals into tissue of the user. During reception, magnetic coupler is configured to absorb received VHF band radio modulated signals from the tissue of the user.
US11115071B2 Multimode and multi-frequency radio frequency front end module, chip, and communication terminal
Disclosed in the present invention are a multimode and multi-frequency radio frequency front end module, a chip, and a communication terminal. The radio frequency front end module comprises an input matching unit, an amplification unit, a first output matching module, a first switch module, a second matching module, and a control unit. The control unit is connected to the first switch module and is used for controlling a switch state of the first switch module, so as to input a radio frequency signal to one or more radio frequency transmission paths. According to the present invention, radio frequency transmission paths matching the radio frequency front end module can be selected according to different frequency bands under different modes and the control unit controls corresponding switches to be in switch-off and switch-on states, thereby implementing output of radio frequency signals at the different frequency bands under the different modes
US11115070B2 Method for emitting and receiving a radiofrequency signal in a satellite transmission system, corresponding emitter, characterization receiver and computer program
A method for receiving a radiofrequency signal in a system having an emitter, a satellite and at least one characterization receiver implementing a characterization phase of the satellite. The method includes: transmitting to the emitter, over a first transmission link, at least one transmission command of at least one reference signal, receiving the at least one reference signal, emitted by the emitter over a second transmission link via the satellite, termed the received signal, estimating at least one distortion generated by the satellite, from the at least one reference signal, delivering at least one piece of information on compensation of the distortions affecting the received signal, and transmitting to the emitter, over the first transmission link, the at least one piece of distortion compensation information.
US11115065B2 Method and apparatus for dynamic tuning
A system that incorporates teachings of the subject disclosure may include, for example, adjusting a matching network utilizing a weighted tuning state determined according to an application of a first weighting factor to multiple tuning states based on enhancing performance associated with different types of operation, including transmit, receive, and duplex operation. A weighted reference metric is determined based on a second weighting factor and first, second and third reference metrics selected from first, second and third groups of reference metrics based on the enhancing performance associated with the different types of operation. The tuning is continued utilizing the weighted tuning state, responsive to a first determination that a first performance metric satisfies a first threshold according to a comparison of the first performance metric to the weighted reference metric. Other embodiments are disclosed.
US11115064B2 Error correction decoder and memory system having the same
Provided herein is an error correction decoder and a memory system having the same. The error correction decoder includes a memory configured to store a hard decision value of a variable node. The decoder further includes a flipping function value generator configured to generate, in an i-th iteration, a first value based on a number of unsatisfied check nodes (UCNs) corresponding to the variable node, and to generate a flipping function value as (i) a difference between the first value and an offset value or (ii) a set value, wherein i is a non-negative integer. The decoder also includes a comparator configured to output, in the i-th iteration, a first signal indicating whether to flip or not flip the hard decision value of the variable node in the memory based on comparing the flipping function value to a flipping threshold value.
US11115063B2 Flash memory controller, storage device and reading method
A flash memory controller is configured to decode a codeword. During the decoding process, the flash memory can check the decoding status of each codeword segment in the codeword and skip the decoding of a codeword segment whose decoding status is passed, thereby saving time decoding and also improving decoding efficiency. Even though only a part of the codeword segments in the codeword have been successfully decoded in the decoding process at the previous time, the flash memory controller can replace the part of the codeword segments in the codeword with the correct results obtained previously, and then decoding the re-formed codeword again. Accordingly, the decoding accuracy can be increased and the burden on the subsequent decoding process or data recovery can be reduced.
US11115059B2 Encoding circuit, decoding circuit, encoding method, decoding method, and transmitting device
An encoding circuit includes an allocator configured to allocate symbols among a plurality of symbols within a constellation of multilevel modulation and correspond to values of a plurality of bit strings, a converter configured to convert values of each of bit strings excluding a first bit string so that, as a region within the constellation is closer to the center of the constellation, the number of symbols allocated in the region is larger, a switch configured to switch between a first time period in which a first error correction code is inserted and a second time period in which the first error correction code is not inserted, and an insertor configured to generate the first error correction code from a second bit string in the second time period and inserts the first error correction code in two or more bit strings in the first time period according to the switching.
US11115051B2 Systems and methods for decoding error correcting codes
Systems and methods are provided for decoding a codeword encoded by a linear block code. A method may comprise performing a hard decision decoding on a codeword, determining which check nodes are satisfied and which check nodes are unsatisfied after the hard decision decoding, scheduling a check node processing order by moving at least one unsatisfied check node to be processed ahead of at least one satisfied check node and performing a soft decision decoding on the codeword according to the check node processing order.
US11115049B1 Hardware friendly data decompression
Systems, apparatus and methods are provided for compressing data and decompressing compressed data. A method may include receiving encoded data to be decompressed, obtaining a size “Stotal” of a total number of symbols in the encoded data, numbers of occurrences for distinct symbols in the encoded data, a number L of sum of the numbers of occurrences for the distinct symbols, and a final state generated during an encoding process as a first state for decoding, building a decoding table containing the distinct symbols corresponding to L encoding states, decoding the encoded data using the decoding table including: obtaining a current symbol from the decoding table based on a current state X, dynamically determining a current number of bits to be recovered from the encoded data and a new state X, and outputting symbols recovered from the encoded data.
US11115043B1 Digital-to-analog conversion device and digital-to-analog conversion system
A digital-to-analog conversion device and a digital-to-analog conversion system with multiple digital-to-analog conversion cores is provided. At least some of the multiple digital-to-analog conversion cores may be operated with different clock signals, especially with clock signals of different clock frequencies. For this purpose, each digital-to-analog conversion stage is provided with multiple different clock signals and each stage individually selects one of the multiple clock signals.
US11115038B2 Method for managing the startup of a phase-locked loop and corresponding integrated circuit
The operation of the phase-locked loop includes a startup phase where a reference signal having a duty cycle of 50% is applied to a phase comparator of the loop. A first divider of an output signal of the voltage-controlled oscillator of the loop is reset at each first type signal edge of the reference signal. The phase comparator receives the reference signal and a feedback signal from the first divider and generates a control pulse at each second type signal edge of the reference signal that causes a control voltage of the oscillator to increase.
US11115037B1 Spur cancelation in phase-locked loops using a reconfigurable digital-to-time converter
A clock signal generated by a fractional-N phase-locked loop circuit may include deterministic jitter resulting from a sigma-delta modulation of a frequency divisor used by a divider circuit. In order to reduce such jitter, a cancelation circuit is employed that can generate a feedback signal by delaying an output signal from the divider circuit, where the amount of delay applied to the output signal is based on an accumulated phase residue from the modulation of the frequency divisor. The resultant feedback signal is compared to a reference signal, results of which are used to adjust an oscillator circuit generating the clock signal, thereby reducing the deterministic jitter.
US11115034B2 Signal detection circuit and signal detection method
The present invention provides a signal detection circuit, wherein the signal detection circuit includes a sampling circuit and a determination circuit. In the operations of the signal detection circuit, the sampling circuit uses a plurality of clock signals to sample an input signal to generate a sampling result, wherein the plurality of clock signals have different phases, and frequencies of the plurality of clock signals are lower than a frequency of the input signal. The determination circuit refers to the sampling result to determine if the input signal comprises valid data, so as to determine if the input signal comes from outside a chip, wherein the chip includes the signal detection circuit.
US11115032B1 PLL system and device with a low noise charge pump
According to an aspect, a phase locked loop system comprises a charge pump (CP) comprising a set of switching transistors and a set of non-switching transistor, in that the set of switching transistors operative at a low break down voltage and a high switching speed compared to that of the set of non-switching transistors, and comparative a voltage comprising a configured to generate a UP pulse when a first plurality of metal strips forming a first part of a closed contour enclosing a first area, and a phase frequency detector (PFD) providing a UP pulse swinging between a VDDL and a VDDH, wherein the PFD is interfaced with the CP such that, the UP pulse drives a first switching transistor in the CP to couple the VDDH to an output terminal through a first non-switching transistor that is biased for charge pump.
US11115030B2 Method and circuits for charge pump devices of phase-locked loops
A charge pump includes: (I) a current source; (II) a p-channel source current network including: a first p-channel transistor; a second p-channel transistor; a p-channel current switch including at least one source terminal coupled to the drain terminal of the first p-channel transistor, at least one gate coupled to a phase comparator, and at least one drain terminal; a third p-channel transistor; and (III) a n-channel sink current network including: a first n-channel transistor; a second n-channel transistor; a third n-channel transistor; a n-channel current switch comprising at least one drain terminal coupled to the source terminal of the third n-channel transistor, at least one gate coupled to the phase comparator; and at least one source terminal coupled to the drain terminal of the first n-channel transistor; and wherein the p-channel source current network and the n-channel sink current network draw a baseline current from the first p-channel transistor.
US11115029B2 Integrated circuit device, oscillator, electronic apparatus, and vehicle
An integrated circuit device includes a temperature sensor, a heat generation source circuit serving as a heat generation source, a pad for external coupling, and a capacitor having the MIM structure in which one electrode is electrically coupled to the pad for external coupling. In a plan view orthogonal to the substrate on which a circuit element is formed, the capacitor having the MIM structure and the temperature sensor overlap.
US11115023B2 Systems and methods for signal distribution
A system may comprise at least one signal input circuit configured to receive target input signals from at least one sensor device; at least one signal processing unit. Each of the at least one signal processing unit may include at least one signal output circuit configured to output signals to a first electronic connection; and at least one signal extraction circuit configured to obtain a reverse control signal from the first electronic connection; and at least one signal superimposing circuit configured to generate superimposed reverse control signals by superimposing the first reverse control signal with other electronic signals, and output the superimposed reverse control signal to the signal input circuit.
US11115021B2 Impedance calibration circuit and memory device including the same
An impedance calibration circuit includes a first code generation circuit connected to a first reference resistor, and configured to generate a first code for forming a resistance based on the first reference resistor, by using the first reference resistor; a second code generation circuit configured to form a resistance of a second reference resistor less than the resistance of the first reference resistor, based on the first code, and generate a second code by using the second reference resistor; and a target impedance code generation circuit configured to generate a target impedance code based on the first code, the second code, and a target impedance value, and form an impedance having the target impedance value in a termination driver connected to the impedance calibration circuit, based on the target impedance code.
US11115016B2 Electronic circuit with two voltage supply circuits
An electronic circuit includes an output, and a first supply circuit and a second supply circuit, which are each connected to the output. The first supply circuit and the second supply circuit each include a supply input; a first circuit node; a first electronic switch; a first rectifier element connected in parallel with the first electronic switch; at least one second electronic switch that is connected between the supply input and the first circuit node; at least one second rectifier element that is connected in parallel with the at least one second switch, wherein the at least one second rectifier element and the first rectifier element are connected in antiseries with one another; and a control circuit. The control circuit activates the first switch and the second switch and receives a supply voltage from the first circuit node at a supply input.
US11115006B1 Internal latch circuit and method for generating latch signal thereof
An internal latch circuit having a plurality of low initial value D flip-flops, a plurality of high initial value D flip-flops, an internal latch signal generating circuit and a NAND gate, and a method for generating latch signal thereof is provided. First, an input delay signal in response to a clock signal is generated. Then, a first internal input signal, a first reverse internal input signal, a second internal input signal, and a second reverse internal input signal are generated by using the low initial value D flip-flops and the high initial value D flip-flops, based on the internal data strobe signal and in response to the input delay signal, and are transmitted to the internal latch signal generating circuit. Then, the internal latch signal generating circuit outputs the first reverse pre-output signal and the second reverse pre-output signal. Finally, an internal latch signal is generated through a NAND gate.
US11115003B2 Acoustic wave device, multiplexer, high-frequency front end circuit, and communication apparatus
In an acoustic wave device, an antenna end resonator electrically closest to a first terminal is a first acoustic wave resonator. In each of the first acoustic wave resonator and a second acoustic wave resonator, a thickness of a piezoelectric layer is equal to or less than about 3.5λ. A cut angle of the piezoelectric layer of the first acoustic wave resonator is within a range of θB±4°. The cut angle of the piezoelectric layer of the second acoustic wave resonator has a larger difference from θB (°) than the cut angle of the piezoelectric layer of the first acoustic wave resonator.
US11115002B2 Multiplexer, radio frequency front-end circuit, and communication device
A multiplexer includes first and second filters connected to a common terminal. The second filter has a pass band on a higher frequency side with respect to a pass band of the first filter. The first filter includes a series arm circuit, and a parallel arm circuit having a resonant frequency on a lower frequency side with respect to a frequency at a low frequency end of a pass band of the first filter, and the series arm circuit includes a series arm resonator having a resonant frequency in the pass band of the first filter and a series arm resonator that is electrically connected in parallel to the series arm resonator and that has a resonant frequency on a higher frequency side with respect to a frequency at a high frequency end of the pass band of the first filter.
US11114997B2 Bulk-acoustic wave resonator
A bulk acoustic wave resonator includes a substrate, a seed layer disposed on the substrate, a first electrode disposed on the seed layer and including an aluminum alloy layer containing scandium (Sc), a piezoelectric layer disposed on the first electrode and including a layer having a cation (Al) polarity, and a second electrode disposed on the piezoelectric layer.
US11114996B2 Transversely-excited film bulk acoustic resonators with molybdenum conductors
There is disclosed acoustic resonators and filter devices. An acoustic resonator includes a single-crystal piezoelectric plate having front and back surfaces, a portion of the piezoelectric plate forming a diaphragm. A thickness of the piezoelectric plate is greater than or equal to 300 nm and less than or equal to 500 nm. An interdigital transducer (IDT) is formed on the front surface of the single-crystal piezoelectric plate such that interleaved fingers of the IDT are disposed on the diaphragm. The piezoelectric plate and the IDT are configured such that a radio frequency signal applied to the IDT excites a primary shear acoustic mode in the diaphragm. The interleaved fingers of the IDT are substantially molybdenum. The diaphragm is contiguous with the piezoelectric plate around at least 50% of the IDT.
US11114995B2 Piezoelectric component
A piezoelectric component of the present disclosure includes: a substrate having a rectangular plate shape having a longitudinal direction and a width direction; a pair of electrodes disposed on a first surface of the substrate so as to leave space therebetween which is located in a central region in the longitudinal direction of the substrate; and a piezoelectric element both ends of which are fixed to the pair of electrodes, respectively, the pair of electrodes each including a notch extending from a central region side and in the longitudinal direction of the substrate.
US11114989B2 Power amplifying circuit
A power amplifying circuit includes an amplifier that amplifies a radio-frequency signal and a bypass capacitor section connected to a power supply terminal for supplying a power supply voltage to the amplifier. The bypass capacitor section includes a first capacitor, a second capacitor, and a first switch circuit. The first capacitor includes a first end connected to a power supply path, and a second end. The second capacitor includes a first end connected to the second end of the first capacitor and a second end connected to ground. The first switch circuit includes a first terminal connected to the second end of the first capacitor and the first end of the second capacitor, and a second terminal connected to the ground. The first switch circuit switches between connection and non-connection between the second end of the first capacitor and the ground.
US11114987B2 Switchable power amplification structure
The present disclosure relates to a switchable power amplification structure including a first power amplifier (PA), a second PA, a front switching structure, and an end switching structure. The front switching structure is coupled to a radio frequency (RF) input port, and the end switching structure is coupled to an antenna port. Herein, the first PA and the second PA are parallel to each other, each of which is coupled between the front switching structure and the first end switching structure. The front switching structure is configured to selectively couple the first PA and the second PA to the RF input port, while the end switching structure is configured to selectively couple the first PA and the second PA to the first antenna port.
US11114984B2 Audio device for reducing pop noise and processing method thereof
An audio device for reducing pop noise is adapted to compensate for a direct current (DC) offset of an audio source signal and output the audio source signal to an audio playing device. The audio device includes a linear operation circuit, an adder, a digital-to-analog circuit, and an amplification circuit. The digital-to-analog circuit is coupled between the adder and the amplification circuit. The linear operation circuit generates a DC offset value based on a linear equation, a temperature parameter, a slope parameter, and a constant. The adder is configured to process an input signal and the DC offset value to generate a calibration signal. The digital-to-analog circuit is configured to convert a calibration signal in a digital form to a calibration signal in an analog form. The amplification circuit is configured to process the calibration signal in the analog form to output the audio source signal.
US11114983B2 Amplifier and image sensor device including the same
An amplifier includes a first capacitor connected between an input node and a floating node, a second capacitor connected between the floating node and an output node, an amplifying element connected between a power supply voltage and the output node and operating in response to a voltage level of the floating node, a current bias source connected between the output node and a ground voltage, a first reset switch connected between the floating node and an intermediate node and operating in response to a reset bias, a second reset switch connected between the intermediate node and the output node and operating in response to the reset bias, and a reset bias generator circuit that outputs the reset bias in response to a reset signal. The reset bias is one of a reset voltage of the intermediate node, the power supply voltage, and the ground voltage.
US11114982B2 Power amplifier circuit
A power amplifier circuit includes an amplifier transistor having a first terminal supplied with a power supply voltage that changes in accordance with an amplitude level of an input signal, and a second terminal supplied with the input signal and a bias current, an amplified signal obtained by amplifying the input signal being outputted from the first terminal, a bias circuit that outputs the bias current from an output terminal thereof in accordance with a reference current supplied to an input terminal thereof, and a regulation circuit that generates a regulation current for regulating the bias current in accordance with a change in the power supply voltage. The regulation current increases with an increase in the power supply voltage, and decreases with a decrease in the power supply voltage. The regulation circuit extracts the regulation current from at least one of the reference current or the bias current.
US11114981B2 Differential amplifier
Disclosed is a differential amplifier including an input circuit, a detecting and controlling circuit, and an output circuit. The input circuit outputs input current to two output nodes according to the voltage of a differential input signal and the voltage of a bias node. The detecting and controlling circuit outputs compensative current to the two output nodes according to control bias voltage and the voltage of the bias node, in which the voltage of the bias node and the compensative current relate to the voltage of the differential input signal. The output circuit is coupled to the two output nodes and outputs a differential output signal according to the sum of the input current and the compensative current. Due to the detecting and controlling circuit outputting the compensative current, the differential amplifier prevents itself from entering a deadlock state even though the input current is insufficient or zero.
US11114980B2 Envelope tracking amplifier apparatus
An envelope tracking (ET) amplifier apparatus is provided. The ET amplifier apparatus includes an ET integrated circuit (ETIC) having a number of voltage circuits coupled to a common port and configured to generate an ET voltage(s) based on a number of ET target voltages, respectively. In examples discussed herein, a selected voltage circuit(s) in the ETIC receives a maximum ET target voltage among all the ET target voltages and is configured to generate a reference ET voltage based on the maximum ET target voltage. As such, another voltage circuit(s), which happens to receive the maximum ET target voltage, may simply treat the reference ET voltage as a respective ET voltage(s) instead of generating the respective ET voltage(s). As a result, it may be possible to opportunistically turn off or reduce functionality of the voltage circuit(s) to help reduce peak battery current and improve heat dissipation in the ET amplifier apparatus.
US11114978B2 Variable reactance apparatus for dynamic gain switching of tunable oscillator
A variable reactance apparatus, tunable oscillator and method for changing a gain associated with an input signal of a tunable oscillator are disclosed. An embodiment of the variable reactance apparatus includes a plurality of unit variable reactance structures including respective control input nodes, and a control circuit configured to connect each of the control input nodes to a respective signal from among a plurality of signals including a first tuning signal and a second tuning signal. An embodiment of a tunable oscillator includes a resonance circuit, a negative impedance structure and a variable reactance apparatus configured for tuning of the oscillator. An embodiment of a method includes altering connections of first and second tuning signals to control input nodes of respective first and second sets of unit variable reactance structures while holding constant a sum of the number of unit variable reactance structures in the first and second sets.
US11114977B2 Photovoltaic array fault diagnosis method based on random forest algorithm
The present disclosure discloses a photovoltaic array fault diagnosis method and apparatus based on a random forest algorithm. A strong classifier is constructed with many weak classifiers by integrating a plurality of decision trees, diagnosis results are generated by voting, and even if the diagnosis result of the most votes is wrong, the diagnosis results of the second and third more votes can be taken for reference of maintenance personnel, thereby improving the maintenance efficiency, and shortening the fault time of a system. The method and the apparatus resolve the problems of large data volume, long training time and the like of the conventional neural network algorithm, and can simply and quickly complete a diagnosis task and quickly implement the fault diagnosis of a small photovoltaic array, especially a 3×2 photovoltaic array.
US11114972B2 System, method and device for reflected wave cancellation
An active reflected wave canceller (ARWC, or RWC) can attached to each phase at the output of a motor drive (i.e., inverter). The reflected wave canceller is generally comprised of a pulse generator and a power inductor. The power inductor is used to by-pass the load current, so it doesn't flow through the pulse generator. The pulse generator injects an accurately controlled nanoseconds narrow-width pulse into the system. The injected narrow pulse breaks the rising and falling edge of the inverter output voltage into two steps, which generates two traveling waves along the cable that cancel each other at the motor terminals.
US11114969B2 Power converter, motor driving unit, and electric power steering device
A power converter includes a first inverter, a second inverter, and a switching circuit including first and second switching elements. In a state in which, in the first inverter, potentials at a first node in a high side and a second node in a low side are equal to each other, and potentials at first ends of two-phase windings of n-phase windings with n being an integer of 2 or more are equal to each other, two-phase windings are energized using two legs connected to second ends of the two-phase windings of n legs of the second inverter while performing switching operations on the first and second switching elements of the switching circuit at a predetermined duty ratio.
US11114968B2 Rotating electric machine device and rotating electric machine device control method
A rotating electric machine apparatus including: a rotating electric machine (REM) including a rotor and a stator; an inverter device including an inverter circuit (IC) for driving the REM and an inverter control unit (ICU) for controlling the IC; a detector, in which a first antenna is connected to a resonance circuitry, which is mounted to the REM and has a resonance characteristic that changes depending on a change in a physical quantity; and a detection processor receiving a response radio wave indicating a detection result of the change in the physical quantity from the first antenna while transmitting a transmission radio wave at a set carrier frequency from a second antenna, and comparing the detection result and the set value, to thereby obtain an abnormal state in the REM. The ICU controls output of the IC in accordance with an abnormal state signal from the detection processor.
US11114967B2 Controller of rotary axis
A controller of a rotary axis includes: a storage unit that stores data of a braking distance for each rotation number of the rotary axis and provides a current braking distance S3 corresponding to a current rotation number of the rotary axis; and a deceleration command calculating unit that calculates a speed command V2 of the rotary axis on a basis of the remaining movement amount S2 and the current braking distance S3; in which the deceleration command calculating unit maintains the current rotation number of the rotary axis in a case in which a difference S4 between the remaining movement amount S2 and the current braking distance S3 is equal to or greater than a predetermined value, and starts deceleration of the rotary axis in a case in which the difference S4 is less than the predetermined value.
US11114966B2 Device and method for determining rotation of an induction machine
A device for estimating a rotation speed and/or a direction of rotation of an induction machine is presented. The device controls stator voltages (uu, uv, uw) of the induction machine so that a voltage space-vector constituted by the stator voltages has a fixed direction and a current space-vector constituted by stator currents (iu, iv, iw) of the induction machine has a pre-determined length or a predetermined d-component. The rotation speed and/or the direction of rotation is/are estimated based on a waveform of a q-component of the current space-vector, where the d-component of the current space-vector is parallel with the voltage space-vector and the q-component of the current space-vector is perpendicular to the voltage space-vector. The device is usable when the induction machine does not have enough magnetic flux for flux-based determination of the rotation speed and/or the direction of rotation.
US11114965B2 Motor control module, motor control device, motor control system, and motor control method
The present specification relates to a motor control module, a motor control device, a motor control system, and a motor control method, and the purpose of the present specification is to provide a motor control module, a motor control device, a motor control system, and a motor control method, which control driving current applied to a motor according to an operating condition of a variable magnetic motor so as to enable magnetic force in the motor to be controlled.
US11114962B2 Semiconductor device, motor drive system, and motor control program
The present disclosure starts up a three-phase motor in a stable manner. During a start-up operation of a brushless DC motor, a motor drive system detects the position of a particularly suitable rotor while the rotor is resting, and applies a drive current to two phases in accordance with the detected position of the rotor. A controller changes the time of drive current application in accordance with the magnitude of back electromotive force that is in a non-conducting phase and detected by a detector during drive current application.
US11114957B2 Vacuum pump and motor controller
A vacuum pump and a motor controller that make a safe transition to a regeneration mode while avoiding an overvoltage are provided. A turbo molecular pump includes a power supply unit that converts alternating-current power to direct-current power and outputs the power, the alternating-current power being obtained from an alternating-current power supply, and the motor controller that controls a motor. The motor controller includes: a motor driving circuit that drives the motor when receiving direct-current power or regenerated power; a backflow prevention diode interposed between the power supply unit and the motor driving circuit; a power-failure detection circuit that detects a primary voltage of the backflow prevention diode; a driving-voltage sensing circuit that detects a secondary voltage of the backflow prevention diode; and a motor control circuit that determines, when the primary voltage drops to a predetermined power-failure detection threshold value, whether a power failure is a primary power failure of the alternating-current power or a secondary power failure of the direct-current power based on a voltage difference between the primary voltage and the secondary voltage, and controls the motor driving circuit so as to enter a regeneration mode.
US11114956B2 Magnetic levitator
The present invention relates to a magnetic levitator. The magnetic levitator comprises a first portion having a first arrangement of a plurality of permanent magnets, and the first arrangement has first and second circumferences. The magnetic levitator also comprises a second portion having a second arrangement of a plurality of permanent magnets, and the second arrangement has a third circumference. The first and second arrangements are rotationally symmetrical, and the first circumference is larger than the third circumference. In use, one of the portions is magnetically levitated by the other one of the portions, and the second circumference is arranged substantially aligned to the third circumference.
US11114955B2 Self powered wireless sensor
Devices and methods relate to a portable self-powered wireless sensor and transmitter providing a tactile driven electric generator, using a 3D printed nano carbon and polymer electrodes. The device has two electrodes capable of producing greater than 2000 V, which when connected to a metal conductor is sufficient to create an electric field that can be used to wirelessly communicate a signal over a range of a few tens of meters. The sensor is completely self-powered and requires no motors or additional power such as active power supplies, batteries, or capacitors. The sensor generated waveform can be modulated by mechanical action such as hand tapping in a given sequence, which is preserved in the wireless signal (akin to Morse coding) and can be detected by existing compatible commercial electronic receivers. Resulting devices are suitable for security applications requiring wireless transmission of codes.
US11114952B1 Phase-change composites for electroactive devices
A device, such as an electroactive device, may include primary electrode and a secondary electrode overlapping at least a portion of the primary electrode. An electroactive polymer element may include a composite polymer material and is disposed between and abuts each of the primary electrode and the secondary electrode. A phase change or other deformable medium such as a liquid, a gas, or a liquid-gas mixture may be disposed as inclusions within the polymer material. The device can be actuated by the application of a voltage between the electrodes and the attendant formation of a Maxwell stress, exposing the deformable medium to a source of radiation, changing a pressure of the deformable medium, or changing a temperature of the deformable medium, e.g., about a phase transformation temperature of the phase change medium.
US11114951B2 Electrostatic machine system and method of operation
An electrostatic machine includes a drive electrode and a stator electrode. The drive electrode and the stator electrode are separated by a gap and form a capacitor. The drive electrode is configured to move with respect to the stator electrode. The electrostatic machine further includes a housing configured to enclose the drive electrode and the stator electrode. The stator electrode is fixed to the housing. The electrostatic machine also includes a dielectric fluid that fills a void defined by the housing, the drive electrode, and the stator electrode. The dielectric fluid includes an ester.
US11114950B2 High frequency power supply device
A line length between an input end of a switching circuit and a high frequency capacitor is shorter than a line length between an output end of a DC power supply and the high frequency capacitor. A current path going through the switching circuit and the high frequency capacitor is the shortest among a plurality of current paths through which a switching current is caused to flow by switching at the switching circuit. Furthermore, the high frequency capacitor makes the ratio of time during which the voltage across the high-side switch element changes by a switching operation of the high-side switch element and the ratio of time during which the voltage across the low-side switch element changes by a switching operation of the low-side switch element the same, and thus reduces a harmonic wave current included in a current output from the high frequency power generation circuit.
US11114948B1 Load generation using a multi-level switched capacitor boost inverter
A multi-level switched capacitor boost inverter includes a series connection of a two-switched capacitor circuit, a source module and at least one one-switched capacitor circuit. Level-shifted pulse width modulation is used to apply gate pulses to the switches. The multi-level switched capacitor boost inverter uses only three capacitors and a single DC voltage source to generate thirteen voltage levels at load terminals with a voltage gain of three. The capacitors of the two-switched capacitor circuit are self-balancing. Additional one-switched capacitor circuits can be added in series with the inverter. Each additional one-switched capacitor circuit increases the number of levels and increases the gain by one.
US11114945B2 Secondary-controlled active clamp implementation for improved efficiency
Controlling an active clamp field effect transistor (FET) in a secondary-controlled active clamp converter is described. In one embodiment, an apparatus includes a primary-side FET coupled to a transformer, a secondary-side FET coupled to the transformer, and an active clamp FET disposed on a primary side of the transformer. A secondary-side controller is configured to control the active clamp FET across a galvanic isolation barrier.
US11114943B2 Inductive current sensing for DC-DC converter
An inductive current sensing method for a DC-DC switching converter is described. A sense coil is placed adjacent to a PCB track between the switching converter output and a load powered by the switching converter. A change in a magnetic field is measured around the track, generating a voltage proportional to a change in a load current. The load current is subtracted from an inductor current, when a current needed on the switching converter output is higher than a current in a steady state. In this way, output voltage undershoot or overshoot in the DC-DC switching converter is minimized.
US11114938B1 Analog supply generation using low-voltage digital supply
A power supply circuit included in a computer system is configured to generate a particular voltage level on a regulated power supply node using multiple charge pump circuits coupled together via a regulation device to provide regulation. A first charge pump circuit is configured to, using a voltage of an input power supply node, generate an intermediate voltage level, which is regulated by the regulation device. The second charge pump is configured to generate a voltage level on the regulated power supply node using a regulated version of intermediate voltage level. An impedance of the regulation device is adjusted using results of comparing the voltage level of the regulated power supply node to a reference voltage.
US11114936B2 Adjusting output voltage of powered device ports
An example system can determine a power consumption of each of a first and a second powered device ports, determine an output voltage demand of each of the first and the second powered device ports based on the determined power consumptions, and based on the output voltage demand, adjust an output voltage to each of the first and the second powered device ports via the power controller.
US11114934B2 Power supply device and operation method thereof
A power supply device includes an inductor, a switch, a power supply, and a snubber circuit. A first terminal of the switch is coupled to a first terminal of the inductor. A first terminal of the power supply is coupled to a second terminal of the witch. A first terminal of the snubber circuit is coupled to the first terminal of the switch at a first voltage output terminal. A second terminal of the snubber circuit is electrically coupled to a second terminal of the power supply at a second voltage output terminal, in which the inductor, the switch, the power supply, and the snubber circuit are configured to cooperate to generate an output voltage at the first voltage output terminal and the second voltage output terminal.
US11114931B2 AC-DC power converter
An AC-DC power converter can include: a front-stage power circuit; a rear-stage power circuit configured to share one power switch as a main power switch with the front-stage power circuit, where the rear-stage power circuit is coupled to a load, and a first magnetic component of the front-stage power circuit and a second magnetic component of the rear-stage power circuit are not coupled in one conductive loop from a positive terminal of a DC input voltage to a negative terminal of the DC input voltage; and an energy storage capacitor coupled to the front-stage power circuit and the rear-stage power circuit, where a common node of the first and second magnetic components is directly coupled to the power switch.
US11114928B2 Torque motor
A pole piece for a torque motor includes two separate arcuate members and first and second diametrically opposed attachment portions formed as a single piece of material. Each arcuate member extends in opposite directions from the first attachment portion and following a generally circular path defining a perimeter of the pole piece and meeting each other at the second attachment portion. The arcuate members are devoid of any holes or apertures.
US11114927B2 Brushless direct current motor for power tools
A brushless electric motor includes a stator and a rotor. The stator includes a core defining a plurality of stator teeth, a first end cap proximate a first end of the core, a second end cap proximate a second end of the core, and a plurality of coils disposed on the respective stator teeth. The stator also includes a plurality of coil contact plates overmolded within one of the first end cap or the second end cap that short-circuit diagonally opposite coils on the stator.
US11114926B2 Electromagnetic energy converter
An electromagnetic energy converter includes: a conducting coil; a main magnet in an inner space V formed by the conducting coil, retaining structure allowing the main magnet to rotate about an axis YY′ between two stable equilibrium positions; a first actuator magnet and a second actuator magnet disposed facing the first end and the second end respectively, the first and second actuator magnets being arranged to slide simultaneously in the same direction and parallel to the main axis XX′ once a force is exerted on either one of the first or second magnets.
US11114920B2 Power generator
In the power generator, an alternator driven by an engine to generate power, an inverter for the alternator, a fan to cool the engine, and a shroud via which air blown by the fan is guided to a periphery of the engine are stored inside of a casing. A fan cover that covers the alternator and the fan is provided in an end portion of the shroud, a ventilating opening is formed in an end portion of the fan cover, and an inverter supporter in which the inverter is installed is provided in a circumferential edge portion of the ventilating opening.
US11114913B2 Rotating electric machine
In the rotating electric machine, a first terminal and a second terminal extend from two of the slots and a third terminal extends from one of the slots, which is located between the two slots. The first terminal and the second terminal are connected to each other with use of a bus bar. The bus bar has: a first end portion to be connected to a distal end portion of the first terminal; a second end portion to be connected to a distal end portion of the second terminal; and an interconnecting portion configured to couple the first end portion and the second end portion to each other, which is arranged in the circumferential direction on the stator core side of the first end portion and the second end portion so as to pass on the slot side of the third terminal.
US11114912B2 Rotating electric machine
A rotating electric machine includes a stator and a rotor. The stator includes a stator core and a stator winding that includes phase coils wound around slots of the stator core. Each phase coil is configured such that: a first end is connected to an external terminal; a second end is connected to a neutral point; and 2n (n being a natural number) circling coils are arranged to circle the stator core and connected in series. A neutral-point-side coil is housed in a first slot where a terminal-side coil is housed. The terminal-side coil is a circling coil that is arranged on the external-terminal side of a first phase coil among the phase coils. The neutral-point-side coil is a circling coil that is arranged on the neutral-point side of a second phase coil among the phase coils. The second phase coil is different in phase from the first phase coil.
US11114907B2 Motor rotor assembly and method of aligning pole center of permanent magnet thereof
The present disclosure relates to a motor rotor assembly and a method of aligning a pole center of a permanent magnet thereof. The motor rotor assembly includes a permanent magnet including a plurality of disc type magnet units which have center holes and are segmented in an axial direction, first and second shafts coupled to both end portions of the permanent magnet, a rod which protrudes from a center of the first shaft in the axial direction, is coupled to a center of the second shaft, and passes through the center hole of each of the plurality of disc type magnet units to assemble the permanent magnet, and a sleeve which surrounds an outer circumferential surface of the permanent magnet and fixes the permanent magnet to the first and second shafts, wherein, when the plurality of disc type magnet units are assembled, the plurality of disc type magnet units are formed to have a small amount of magnetic force, pole centers of the disc type magnet units adjacent to each other are aligned due to an attractive force and a repulsive force therebetween, and after the assembly, the plurality of disc type magnet units are fully magnetized to have a preset maximum magnetic force, and polarities of the disc type magnet units, which are adjacent to each other, are formed to be the same.
US11114905B2 Primary assembly for use in a wireless power transmission system, positioning system, and method of determining a distance between a primary assembly and a secondary assembly
A primary assembly, a positioning system and a method for determining a distance between a primary assembly and a secondary assembly are disclosed. In an embodiment, a primary assembly for a wireless power transmission system includes a first antenna and a second antenna, wherein the first antenna is configured to determine a distance between the first antenna and a circuit component of a secondary assembly for the wireless power transmission system, and wherein the second antenna is configured to determine a distance between the second antenna and the circuit component of the secondary assembly.
US11114902B2 Device and method for performing authentication in wireless power transfer system
Provided are a device and method for performing authentication in a wireless power transfer system. Provided is an authentication method in a wireless power transfer system including receiving a first packet including indication information on whether a target device supports an authentication function from the target device; transmitting, when the target device supports an authentication function, an authentication request message to the target device; receiving an authentication response message including a certificate on wireless charging from the target device in response to the authentication request message; and confirming authentication of the target device based on the authentication response message.
US11114900B2 Wireless power transfer via an intermediate device
An intermediate device for supporting a power transfer to an electromagnetic load (505) from a power transmitter (201) comprises a resonance circuit (507) including an inductor (801) and a capacitor (803) where the inductor (801) is arranged to couple to the power transmitter (201) through a first surface area (509) and to the electromagnetic load (505) through a second surface area (511). The resonance circuit (507) is arranged to 5 concentrate energy of the power transfer electromagnetic signal from the first surface area (509) towards the second surface area (511). The device further comprises a communicator (807) for exchanging messages with the power transmitter (201). The communicator (807) transmits a request message to the power transmitter (201) comprising a request for the power transmitter (201) to generate a measurement electromagnetic signal. A load indication 10 processor (813) determines a load indication indicative of a loading of the measurement electromagnetic signal and a detector (815) detects a presence of the electromagnetic load in response to the load indication.
US11114892B2 Electric power system transducer failure monitor and measurement recovery
Systems and methods including improving availability of protection of an electric power delivery system even upon unavailability of power system signals. Such protection relays may provide protection using signals from the power system and provide the signals to an integrator or another device. Upon unavailability of power system signals to a protection relay, the integrator sends substitute power system signals may be provided to the protection relay. The protection relay may continue to provide protection using the substitute power system signals.
US11114891B2 Self-aware software defined digital power supply
A power supply system which connects a DC consumer to an AC supply includes an AC-DC converter and a UPS. The AC-DC converter has an input to which alternating current from the AC supply is applied and an output at which DC current is developed. The UPS has an input to which direct current from the AC-DC converter is applied and an output at which DC current is developed. The DC current developed at the output of the AC-DC converter and DC current developed at the output of the UPS are applied to the DC consumer selectively in parallel with each other or exclusively to each other.
US11114890B2 DC uninterruptible power supply apparatus with bidirectional protection function
A DC uninterruptible power supply apparatus with bidirectional protection function receives a DC power source and supplies power to a DC load. The DC uninterruptible power supply apparatus includes a first loop, a second loop, a third loop, and a control unit. The first loop receives the DC power source and supplies power to the DC load. The second loop converts the DC power source into an energy-storing power source to charge an energy-storing unit. The energy-storing unit provides a backup power source to the DC load through the third loop and the first loop. The control unit controls the first loop, the second loop, and the third loop to correspondingly provide a first protection mechanism, a second protection mechanism, and a third protection mechanism.
US11114888B2 Power supply device
A power supply device includes a main power supply, a sub-power supply, a main power supply path, a sub-power supply path, a power supply selector switch, and a load selector switch group. The main power supply path is connected to the main power supply. The sub-power supply path is different from the main power supply path and is connected to the sub-power supply. The load selector switch group is disposed between the main power supply path and the sub-power supply path, and the load unit, and performs switching so as to connect one of the main power supply path and the sub-power supply path to the load unit and to disconnect the other from the load unit, according to switching of the power supply selector switch.
US11114887B2 Power system for vertical transportation, method and vertical transportation arrangements
The current disclosure relates to a power system for feeding power into a vertical transportation arrangement. The power system comprises a first interface for connecting to a primary power source; a second interface for connecting to a secondary power source; and power controlling means for controlling feeding of power from the primary power source and/or the secondary power source to a motor for driving a vertical transportation device. The power system is characterized in that the power controlling means is configured to control feeding at least some of the power used by the motor during normal operation from the secondary power source. The current disclosure also relates to a method and vertical transportation arrangements.
US11114881B2 Load switch circuit and method of controlling battery power using the same
A load switch circuit includes a charging transistor, a current sensor, a voltage sensor, a selector, a current controller and a mode controller. The charging transistor is connected between a first switch node and a second switch node and controls a charging current in response to a charging control signal. The current sensor is connected to the first switch node and the second switch node and senses the charging current to generate a current sensing signal. The voltage sensor is connected to the first switch node and the second switch node and senses a source-drain voltage of the charging transistor to generate a voltage sensing signal. The selector selects the current sensing signal or the voltage sensing signal in response to a mode signal to generate a selection voltage signal. The current controller compares the selection voltage signal with a reference voltage to generate the charging control signal.
US11114880B2 Current regulating circuit and power supply management circuit including the same
There is provided a technique that includes: a first transistor used as an input, which is installed on a path through which a current to be regulated flows; a second transistor used as an output, which is connected to the first transistor to form a current mirror circuit; a resistor installed on a path of a current flowing through the second transistor; a stabilizing circuit configured to match an operating point of the second transistor with an operating point of the first transistor; and a transistor controller configured to regulate a voltage to be supplied to a control terminal of the first transistor according to a current detection signal that corresponds to a voltage drop across the resistor.
US11114879B2 Smart charging method
A smart charging method can supply a charging device with power, and the charging device includes charging regions disposed inside thereof, and each charging region includes sockets for charging mobile electronic devices. The charging device includes a control circuit to perform automatic charging control on the mobile electronic devices plugged into the charging regions. During process of the automatic charging control, inrush current is filtered out, and when the total current required by at least two charging regions is higher than a maximal current supply value, the at least two charging regions take turn to charge for a first charging period; otherwise, the charging regions satisfying the condition, and remaining charging region can take turn to charge for a second charging period until the mobile electronic devices are fully charged. The smart charging method can filter out inrush current and effectively increase the charging efficiency.
US11114875B2 Integrated charger and remote control
An integrated charger and remote control has a switch box having an electrical switch. A docking area is formed on the switch box. A remote control faceplate modularly attaches to the docking area and can be selectively released and attached to the docking area. The remote control has a wireless transmitter. Control buttons are formed on the remote control. A magnetic latch retains the remote control faceplate to the docking area. The magnetic latch has two modes, namely a retained mode when the remote control is retained to the docking area, and a released mode when the remote control faceplate is detached from the docking area. The base controls include a base off button, a base on button, base first dimming switch button, and a base second dimming switch button. The remote control covers the base controls when the remote control is latched to the docking area.
US11114874B2 Battery-and-handheld-seat assembling structure and a battery-and-charger assembling structure for a handheld power tool
A battery-and-handheld-seat assembling structure includes a handheld seat and a battery. A battery-and-charger assembling structure includes a battery and a charger. The battery is detachably mounted on the handheld seat or in the charger. The battery has two first grooves formed on two side surfaces. Each first groove has a transverse segment and a longitudinal segment connected to each other vertically or substantially vertically. The handheld seat has two first assembling segments. The charger has two third assembling segments. The first assembling segments or the third assembling segments are selectively mounted in the two transverse segments respectively. Each of the first assembling segments or each of the third assembling segments engages with or disengages from the corresponding first groove, thereby strengthening the connection between the battery with the handheld seat or the charger.
US11114869B2 Jump starter auto safety jumper module
An auto safety jumper module to prevent accidental short circuits or wrong connections between a jump start system and a motor vehicle battery when jump starting such motor vehicle. The module can be fully automatic and capable of detecting when a motor vehicle battery is connected to it. The module, which can be integrated into or an external add-on to a jump start system, does not need an external sensing wire(s) to detect when alligator clamps of the jump start system are connected to a vehicle battery post or to detect when the alligator clamps are disconnected.
US11114867B2 Capacitor discharge tool
Novel techniques are described for discharging high voltage components. For example, a tool is provided to discharge high-voltage capacitors in electrical appliances prior to servicing those appliances. The tool can include a handle structure electrically and physically isolated from a head structure by an elongated body. The elongated body can house at least a portion of a discharge circuit configured to discharge high-voltage components and to indicate (visually, audibly, etc.) whether voltage is present on components being discharged. The head structure can include multiple probes adapted to electrically couple the tool with the high-voltage components and through which to discharge the components.
US11114866B2 Energy system for a motor vehicle and method for charging an electrical energy storage device
An energy system for a motor vehicle and a method for charging at least one electrical energy storage device of the energy system.
US11114865B2 Desk top item with LED means has USB-units or USB- module to charge other electric or digital data devices
Desk top items with LEDs also include USB-unit(s) or USB-module(s) and, optionally, additional outlet-units, to supply charging power to other electric or digital devices such as a smart phone or digital data device. The USB-unit(s) or USB-module(s) are arranged to supply power only, and do not have an additional USB data transfer function.
US11114860B2 Apparatus and method for controlling MPPT of photovoltaic system using active power control
Disclosed is an apparatus and method for controlling maximum power point tracking (MPPT) of a photovoltaic system using active power control. The apparatus includes a photovoltaic panel, a photovoltaic inverter unit which converts direct current (DC) power received from the photovoltaic panel into alternating current (AC) power and outputs the AC power used as commercial power, and an active power-based inverter control unit which determines a reference value (Pmpp) for output power (Pinv) of a photovoltaic inverter using a curve (Pmpp) connecting maximum power points according to a change in solar irradiance in a P-V curve showing a relationship between photovoltaic output power and a terminal voltage and measures a terminal voltage (Vpv) of the photovoltaic panel to allow the photovoltaic inverter to perform an operation according to MPPT control for tracking a value of the terminal voltage changed according to the solar irradiance.
US11114857B2 Microgrid electrical load management
A system for completing a well, including a generator, and a plurality of electric load components, each electric load component powered by the generator. The system further includes a load shedding control panel that monitors the generator and, if the generator loses functionality, is capable of deactivating one or more of the plurality of electric load components to reduce the electric load.
US11114849B2 Semiconductor device and semiconductor device system
The present invention provides both a margin of a discharge start voltage with respect to a power supply voltage and a margin of a clamp voltage with respect to a breakdown withstand voltage of an internal circuit. The semiconductor device according to the embodiment includes a first amplifier circuit for amplifying a detection signal and outputting a drive signa, a second amplifier circuit for feedback-amplifying the detection signal to be input to the first amplifier circuit, and a discharge element whose discharge capability changed according to the magnitude of the drive signal.
US11114848B2 ESD protection charge pump active clamp for low-leakage applications
Disclosed examples include an electrostatic discharge protection circuit including a shunt transistor coupled between first and second power supply nodes, a sensing circuit to deliver a control voltage signal to turn on the shunt transistor in response to a detected change in a voltage of the first power supply node resulting from an ESD stress event, and a charge pump circuit to boost the control voltage signal in response to the control voltage signal turning the shunt transistor on.
US11114846B2 Electrontic barrier device for intrinsically safe systems
An electronic barrier device includes an Isolating Barrier or a Zener Barrier with a voltage limiter or voltage shunt such as at least one zener device for voltage limitation in a circuit during a fault condition. The barrier device includes a crowbar device arranged to latch across the at least one voltage shunt device to reduce power dissipation in the at least one voltage shunt device in the circuit fault condition. The crowbar device is arranged to latch responsive to a change in a current flowing in the barrier device.
US11114840B2 System, method, and apparatus for power distribution in an electric mobile application using a combined breaker and relay
A mobile application including a motive power circuit including a power storage device and an electrical load, where the power storage device and the electrical load are selectively electrically coupled through a power bus; a power distribution unit (PDU) electrically interposed between the power storage device and the electrical load, wherein the PDU comprises a breaker/relay including: a fixed contact electrically coupled to the power bus; a movable contact selectively electrically coupled to the fixed contact; an armature operationally coupled to the movable contact; a first biasing member biasing the armature; a contact force spring operationally interposed between the armature and the movable contact; and a means for adjusting an opening velocity of the moveable contact during a run-time operation of the power bus, wherein the opening velocity comprises an initial velocity of the moveable contact away from the fixed contact in response to a physical opening response.
US11114837B2 Ground overcurrent control system and methods of using same
A ground overcurrent control system includes ground circuit with a first section and a second section. The first section is electrically connected to a ground member of an electrical connector and the second section is electrically connected to a ground reference. A switch element is positioned between the first section of the ground circuit and the second section of the ground circuit. A controller is configured to determine the current within the ground circuit while current is passing through the switch element and, upon the current exceeding a current threshold, the switch element is modified to an open condition. Upon determining that the voltage between the first section of the ground circuit and the ground reference is less than a voltage threshold, a command is generated to modify the switch element back to a closed condition.
US11114835B1 Composite lightning strike protection system
A carbon-based lightning strike protection system is described that utilizes flexible graphite and porous carbon. The carbon-based lightning strike protection system may be produced in the form of a panel that may be applied over the surface of an object to be protected or may be created directly over the surface of the object. The carbon-based lightning strike protection system is readily adaptable to high temperature applications.
US11114834B2 Strain backup integrated device carbon fiber wire
A complete set of tension backup device for carbon fiber wire, consisting of a backup tension device, a performed armor rod, a parallel hanging plate, an adapter base, a wire drawing device, a support damper clamp, a U-shaped pulling ring, a triangular hanging plate, and a tensioning device. The backup tension device is a backup strain clamp in a wedge-shaped structure. The support damper clamps are provided on carbon fiber split wires between an original strain clamp and the backup tension device, and arranged at intervals of 3-4 meters.
US11114832B2 Wiring member fixing body
A wiring member fixing body includes a first housing space portion that houses a part in a wiring direction of at least one flat wiring member, a second housing space portion that is formed adjacent to the first housing space portion and houses at least one or more round wiring members having a sectional shape different from a sectional shape of a cross section of the flat wiring member, and a first housing member and a second housing member that form, in a locked state in which the first housing member and the second housing member are disposed to be opposed in an opposing direction and are locked to each other, the first housing space portion and the second housing space portion along an orthogonal direction. Both the ends in the wiring direction of the first housing space portion and the second housing space portion communicate with the outside.
US11114831B2 Flashing hood for utility lines
A flashing hood for utility lines passing through a wall of a building has a plate body with a plate opening surrounded by an enclosed hood body. The bottom of the enclosed hood body has a sidewall with a seal-receiving profile and a cover-receiving profile spaced from the plate body and above the seal-receiving profile. The enclosed hood body has a removable seal that engages the seal-receiving profile, the removable seal having a sealing profile that seals against one or more utility lines when installed. The hood body also has a removable cover that engages the cover-receiving profile and secures the removable seal in engagement with the seal-receiving profile. The sidewall, the removable seal, and the removable cover define an enclosure. When the removable cover and seal are removed, the sidewall defines an access opening that surrounds the plate opening.
US11114830B2 Networking enclosure assembly with magnetic alignment and interlocking, adaptable to be installed in different locations and positions
It comprises a receptacle subassembly, a lid subassembly telescopically interacting with the receptacle subassembly by partially penetrating into or by retracting from the receptacle subassembly and a magnetic unit attached to the receptacle subassembly and to the lid subassembly and intended to align and interlock the receptacle subassembly with the lid subassembly; the lid subassembly incorporating supplementarily an optionally detachable frame unit, intended to cover an unaesthetic transitional zone between a contour of the enclosure assembly and a wall opening wherein the enclosure assembly is installed.
US11114826B2 Conduit fitting
A conduit fitting is provided herein. The conduit fitting may be configured to couple to an electrical mechanical tubing (EMT) often used in a fire suppression system. The conduit fitting may include an upper cylindrical section and a lower conical section. The upper cylindrical section and the lower conical section can both include a slit extending partially through the conduit fitting.
US11114823B2 Non-rotationally symmetrical spark gap, in particular horn spark gap with deion chamber
The invention relates to a non-rotationally symmetrical spark gap, in particular a horn spark gap with a deion chamber, a multi-part insulating material housing (1) as a support and receiving body for the horn electrodes and the deion chamber, means for conducting the gas flow related to the arc, wherein the insulating material housing (1) is divided on the plane defined by the horn electrodes and has two half shells, and plug or screw connections (4, 5) which lead out on the end face. According to the invention, with the exception of the sections of the plug or screw connections (4, 5) leading out, the insulating material housing is surrounded on all sides by a cooling surface (14) which is near the housing and lies against the housing surface, and the cooling surface (14) is at least partly supported on webs (8) which are designed to conduct the gas flow on the outer surface of the half shells.
US11114822B2 Optical semiconductor element
According to one embodiment, an optical semiconductor element includes a substrate, a light emitting layer, and a distributed Bragg reflector. The light emitting layer includes an AlGaAs multi quantum well layer. The distributed Bragg reflector is provided between the substrate and the light emitting layer. A pair of a first layer and a second layer is periodically stacked in the distributed Bragg reflector. The first layer includes AlxGa1-xAs. The second layer includes Inz(AlyGa1-y)1-zP. A refractive index n1 of the first layer is higher than a refractive index n2 of the second layer. The first layer has a thickness larger than λ0/(4n1) where λ0 is a center wavelength of a band on wavelength distribution of a reflectivity of the distributed Bragg reflector. The second layer has a thickness smaller than λ0/(4n2).
US11114821B2 Semiconductor laser wafer and semiconductor laser
A semiconductor laser wafer includes a substrate, a first semiconductor layer, an active layer, a second semiconductor layer, and a composition evaluation layer. The active layer is provided on the first semiconductor layer; multiple periods of pairs of a light-emitting multi-quantum well region and an injection multi-quantum well region are stacked in the active layer; the light-emitting multi-quantum well region is made of a first compound semiconductor and a second compound semiconductor. The second semiconductor layer is provided on the active layer. The composition evaluation layer is provided above the active layer and includes a first film and a second film; the first film is made of the first compound semiconductor and has a first thickness; and the second film is made of the second compound semiconductor and has a second thickness.
US11114815B1 Rare-earth ion-doped waveguide amplifiers
A method and apparatus for a silicon photonics chip and a rare-earth-ion-doped waveguide amplifier chip, wherein the rare-earth ion-doped waveguide amplifier is proximate to and optically coupled to the silicon photonics chip.
US11114811B2 Multimode fiber, optical amplifier, and fiber laser
An object is to improve the efficiency of amplification by rare earth ion while maintaining beam quality of output light in a multi-mode fiber doped with rare earth ion. A multi-mode fiber (11) that includes a rare-earth-ion-doped core and that has a normalized frequency of not less than 2.40 includes a filter portion (111) that is formed by bending a partial section of or entirety of the multi-mode fiber (11), the filter portion (111) having a smallest diameter (diameter R1) that is set so that (1) only LP01, LP11, LP21, and LP02 modes propagate or only LP01 and LP11 modes propagate and (2) a loss of a highest-order one of the modes that propagate is not more than 0.1 dB/m.
US11114808B2 Connector assembly
A connector assembly including a female connector and a male connector. The female connector and the male connector both can rotate relatively. The female connector includes a plurality of female conductors, and the male connector includes a plurality of male conductors. When the female connector and the male connector both rotate relatively, each of the female conductors can be electrically connected to at least one of the plurality of male conductors, thereby assuring electrical connection between the female connector and the male connector. This configuration, when being applied to a wearable device, allows function elements of the wearable device to be expanded and modified.
US11114807B2 Circuit board bypass assemblies and components therefor
A connector for use in a free-standing connector port for mating with an external pluggable module is disclosed. The connector has terminals that extend lengthwise of the connector so that cables may be terminated to the terminals and the terminals and cable generally are horizontally aligned together. The connector defines a card-receiving slot and is position in a cage that defines the connector port. The cables exit from the rear of the connector and from the connector port.
US11114803B2 Connector system with wafers
The inventors describe various exemplary connectors and connector assemblies that allow for design flexibility and cost savings. Some embodiments of an electrical connector assembly include a housing member having a plurality of outer surfaces. They also include multiple wafers supported by the housing member, each wafer including a plurality of electrically conductive terminals and an insulative support member supporting the electrical terminals, each terminal having a contact configured to electrically connect the terminal to another electrical component. Some embodiments also include a satellite connector disposed along one of the outer surfaces of the housing member, the satellite connector including an insulative satellite housing and a plurality of connections supported by the satellite housing, each connection having a termination section, the termination section being operatively connected to a cable.
US11114802B2 Electrical connector and locking member
An electrical connector includes a plug connector and a locking member. The plug connector has a fitting portion, and an outer diameter of the fitting portion is configured to be able to be expanded. The locking member includes a pair of arm portions configured to restrict expansion of a diameter of the fitting portion by sandwiching the fitting portion from outward in a radial direction when the fitting portion fitted to a ground contact member is removed, and a positioning portion configured to curb movement of the plug connector in a Y direction in a restricted state in which the pair of arm portions restrict the expansion of the diameter of the fitting portion. In the restricted state, the positioning portion faces a first fixing portion located rearward from the fitting portion in the Y direction, and curbs movement of the first fixing portion in the Y direction.
US11114798B2 Connector
A connector (10) includes busbars (40A, 40B) including connecting portions (43) to be connected to terminals (101) of wires (100A, 100B) routed inside a case. Further, the connector (10) includes a housing (80) made of resin and including a separation wall (81) separating the inside and outside of the case. Further, the connector (10) includes a cover (90) made of resin and to be mounted on the housing (80) to cover the connecting portions (43). The busbar (40A, 40B) includes one end part provided with the connecting portion (43) and another end part on a side opposite to the one end part. The busbar (40A, 40B) is embedded in the separation wall (81) of the housing (80) and the one and the other end parts are exposed from the separation wall (81).
US11114796B2 Electrical connector with modular housing for accommodating various contact layouts
The disclosure relates to an electrical connector having an electrical contact assembly housed within a cavity of a connector shell. The contact assembly includes a contact housing with a core extending in an axial direction and a plurality of fins radiating outwardly from the core, each of the fins separating adjacent housing-receiving cavities from one another. In an assembled configuration, a first plurality of electrical contacts is housed within a first housing receiving cavity and a second plurality of electrical contacts is housed within a second housing receiving cavity, where the first and second plurality of electrical contacts are different in type and structure from one another such that the electrical connector accommodates multiple contact layouts to improve overall functionality.
US11114795B2 Male terminal, male connector, jig and method for assembling male connector
A male terminal 10 is provided with a terminal body 15 including a tab 40 extending forward, and a cover 16 slidable between a protection position for accommodating the tab 14 inside a sheath portion 24 and a retracted position for exposing a front end part of the tab 14 from a front end of the sheath portion 24, and the cover 16 is made of a magnetic material.
US11114789B2 Electrical connector with rotationally restricted cover member
The electrical connector includes a main body including an insertion opening into which a connection target is inserted and an accommodation space to accommodate the connection target inserted into the insertion opening, conductive contact held in the main body so as to be connected to the connection target in the accommodation space, a cover member rotatably mounted on the main body so as to be rotatable around a rotation axis passing through the main body, and a stopper portion which restricts a rotation range of the cover member with respect to the main body.
US11114787B2 Terminal for connector mounted to printed circuit board and connector supporting said terminal
A connector terminal including a cable fixing unit connected to a signal transmission cable, an upper contact-pressing unit configured to extend in one direction from the cable fixing unit, and a lower contact-pressing unit configured to extend from the cable fixing unit in parallel to the upper contact-pressing unit with a predetermined gap from the upper contact-pressing unit. At least one of the upper contact-pressing unit and the lower contact-pressing unit is provided to be elastically movable to increase or decrease the gap.
US11114786B2 PCB direct connector
A PCB direct connector including terminal members configured to have a pair of contact portions elastically contacting an upper surface and a lower surface of the circuit board and be electrically connected to conductive patterns disposed on at least one of the upper surface and the lower surface, and a connector housing configured to accommodate the terminal members therein and allow a connector connection portion formed at one side of an end of the circuit board to be fitted into and released from the connector housing.
US11114782B2 Method of manufacturing circuit board structure
A circuit board structure has a first flexible circuit board, a second flexible circuit board, and a rigid board structure. The first flexible circuit board has a first dielectric layer and a first conductive circuit. The second flexible circuit board has a second dielectric layer and a second conductive circuit. The rigid board structure connects the first flexible circuit board and the second flexible circuit board. The rigid board structure has a third dielectric layer and a third conductive circuit. A dielectric loss value of the third dielectric layer is less than that of each of the first dielectric layer and the second dielectric layer. The third conductive circuit is electrically connected to the first and second conductive circuits.
US11114781B1 Sealed flexible printed circuit connector
Connectors for connecting traces on one or more flexible circuit boards to traces on a printed circuit board. These connectors can include gaskets, potting material, and other structures or materials to seal electrical connections in the connector from moisture ingress to prevent damage. The connectors can be locked to secure the one or more flexible circuit board in place in the connector. The connectors can be unlocked and then opened to remove the flexible circuit boards to remove components or to rework the electronic device.
US11114778B2 Cable connector to PCB interconnect
A device includes a coaxial connector that has a signal portion to electrically couple with a signal portion of a printed circuit board (PCB) to enable transmission of a signal therebetween, a ground portion to electrically couple with a ground portion of the PCB, and a mounting portion to interact with a mounting component to secure the coaxial connector to the PCB. The device also includes a compressible and conductive component to be positioned and deformed between the ground portion of the coaxial connector and the ground portion of the PCB, and a standoff positioned between the coaxial connector and the PCB and to accurately control deformation of the compressible and conductive component.
US11114777B2 Battery clamp device
A battery clamp having a first inner metal battery clamp member having a handle portion and a clamp portion, a second inner metal battery clamp member having a handle portion and a clamp portion, a first outer insulating battery clamp member having a handle portion and a clamp portion connected to the first inner metal battery clamp, and a second outer insulating battery clamp member having a handle portion and a clamp portion connected to the second inner metal battery clamp. The first inner metal battery clamp member and/or the second inner metal battery clamp member having an inclined connection plate for connection with a battery cable, the inclined connect plate configured to allow a user to access the inclined access plate with a tool while avoiding interference with the handle portions of the battery clamp.
US11114776B2 Method for connecting conductive fabric to wire
Various implementations include a method of connecting wire to conductive fabric. The method includes (1) providing a conductive fabric having a main portion and a protrusion extending along a protrusion central axis from the main portion, the protrusion having a distal edge spaced apart from the main portion along the central axis and side edges that extend between the main portion and the distal edge; (2) placing a wire along at least a portion of the protrusion, the wire having a first end and a second end opposite the first end; (3) folding the distal edge of the protrusion over the wire one or more times to form a folded portion of the protrusion; and (4) after folding the distal edge, securing the folded portion of the protrusion with a securing device.
US11114768B2 Multibeam antenna designs and operation
An antenna system that includes a lens portion having a radiation-side curved surface and a feed-side reception surface, the lens portion structured to focus radio frequency radiations entering from the radiation-side curved surface on a focal point located at the feed reception surface and one or more antenna elements at or near the focal point, the one or more antenna elements being separated from each other by a fractional multiple of a center wavelength of a frequency band of operation, and each antenna element communicatively coupled to one or more radio frequency transmit and/or receive chain and being able to transmit and/or receive data from the radio frequency transmit chain according to a transmission scheme.
US11114767B2 Tiled reflector for fixed wireless applications
Examples disclosed herein relate to a directed reflect array with a tiled configuration for fixed wireless applications. The directed reflect array includes a substrate and a plurality of reflective tiles disposed on the substrate, wherein the plurality of reflective tiles are individually arranged to produce a directed radiation pattern that is directed toward a target reflection point based at least on a reflection phase of one or more reflective tiles in the plurality of reflective tiles. Other examples disclosed herein relate to a method of configuring a directed reflect array and a wireless network system that includes a directed reflect array.
US11114766B1 Tapered slot antenna
A tapered slot antenna includes a cavity, first and second antenna flanges, a tapered slot, and first and second current wings. The first and second antenna flanges can be disposed on a first half and a second half of the tapered slot antenna, respectively. The second antenna flange can be electrically coupled to the first antenna flange, the first and second antenna flanges tapering from a greater flange width proximate to a top of the tapered slot antenna to a lesser flange width proximate to the cavity. The first current wing can be disposed on the first half of the antenna and the second current wing can be disposed on the second side of the antenna. The first and second sidewalls can be disposed on the first and second halves of the tapered slot antenna, respectively, can taper from the top to a bottom of the tapered slot antenna.
US11114764B2 Antenna module
Disclosed is an antenna module that combines a vertical winding type antenna and a horizontal winding type antenna, thus minimizing a mounting space, manufacturing costs, and design considerations. That is, the antenna module combines the vertical winding type antenna and the horizontal winding type antenna to form an antenna for resonating in the first frequency band and the second frequency band, and an antenna for wireless power transmission, thus implementing antenna performance that is equal to or greater than that of the multi-band antenna composed of the horizontal winding type radiation pattern while minimizing a mounting space.
US11114760B2 Magnetic shutter antenna
In one example embodiment, a magnetic shutter antenna is provided including at least one dipole magnet comprising a first end and a second end and at least one shutter of magnetically soft material comprising at least one opening and disposed proximate the first end of the at least one dipole magnet. The antenna further includes a motor coupled to the shutter and configured to move the shutter between a first closed position comprising the magnetic material being positioned adjacent the first end of the dipole magnet and a second open configuration comprising the opening being positioned adjacent the first end of the dipole magnet. Alternation between the first closed position and the second open position modulates a magnetic flux emitting from the first end of the at least one dipole magnet.
US11114759B1 Beamforming circuit for multiple antennas
Apparatus and methods for multi-antenna wireless communication are provided. In an aspect, one or more input ports of a first layer two-dimensional (2D) Butler matrix are selected for communication of one or more streams by an array antenna over one or more beams. A control signal is applied to a control input pin of a first layer to second layer switch configurable, based on the control signal, to selectively connect first layer output ports of the first layer 2D Butler matrix to at least a subset of second layer input ports of a second layer 2D Butler matrix. One or more streams are then transmitted or received by an array antenna over one or more beams, wherein the array antenna includes a plurality of antenna elements, wherein each one of the plurality of antenna elements is associated with one output port of the second layer 2D Butler matrix.
US11114758B2 Methods and systems for using a beam-forming network in conjunction with maximal-ratio-combining techniques
Various methods and systems for (i) combining the capabilities of beam-forming networks together with the benefit of using maximal-ratio-combining techniques, and (ii) selecting receiving directions for wireless data packets in conjunction with beam-forming networks.
US11114756B2 Antenna system
An antenna system includes a first antenna, a second antenna, a third antenna, an isolation metal element, and a nonconductive support element. The isolation metal element is disposed between the first antenna and the second antenna. The third antenna defines a notch region. The second antenna at least partially extends into the notch region. The distance between the third antenna and the second antenna is from 1 mm to 10 mm. The first antenna, the second antenna, the third antenna, and the isolation metal element are all disposed on the nonconductive support element.
US11114755B2 Antenna device with radome
An antenna device includes: a substrate at which a transmission antenna and a reception antenna are provided; and a radome provided facing the substrate, the radome includes: a transmission side radome facing the transmission antenna; and a reception side radome facing the reception antenna, and a region in which a gain is increased as compared with a case in which the radome is not provided in a beam pattern in a plane of the transmission antenna including a predetermined direction and a region in which a gain is increased as compared with a case in which the radome is not provided in a beam pattern in the plane of the reception antenna are at different angular positions.
US11114747B2 Antenna including conductive pattern and electronic device including the same
An electronic device is provided. The electronic device includes a housing including a first plate, a second plate facing away from the first plate, and a side member surrounding a space between the first plate and the second plate, a first PCB disposed in parallel with the first plate in the space between the first plate and the second plate, and including a first face facing the first plate and a second face facing the second plate, at least one conductive plate formed on the second face, a first conductive pattern embedded in the first PCB and disposed to be closer to a portion of the side member than the conductive plate when viewed from above the first plate, a first wireless communication circuit mounted on a first face of the first PCB, electrically coupled to the conductive plate and the first conductive pattern.
US11114746B2 Terminal
A terminal includes a conductive substrate and a printed circuit board that are disposed opposite to each other, a first slot is disposed in a direction from a first side edge of the conductive substrate to a center of the conductive substrate, and a projection of the printed circuit board on the conductive substrate is located inside the conductive substrate, and a first feeder is disposed inside the first slot, a first connection end of the first feeder is coupled to a lap joint of the first side edge, a second connection end of the first feeder is coupled to a first feeding source on the printed circuit board, and projections of the lap joint of the first side edge and the first feeding source on the conductive substrate are located on two sides of the first slot.
US11114743B2 Electronic devices with antennas
The present subject matter describes positioning of an antenna in an electronic device. The antenna includes an antenna holder spanning within a length of a slot for a hinge of the electronic device or spanning within a length of the hinge.
US11114740B2 Coupling mechanism, coupling mechanism group, and antenna device
The present invention achieves a coupling mechanism which allows for more efficient dissipation of heat generated by the heat generating element, as compared with a conventional coupling mechanism. A coupling mechanism (1) includes: a plate-like member group (11) including (i) a first plate-like member (11_2) which is joined to a heat generating element (92) and (ii) a second plate-like member (11_1) which is joined to a radiator (91); and a shaft member (12) configured to hold the first plate-like member and the second plate-like member (11_1, 11_2) so as to allow the first plate-like member and the second plate-like member (11_1, 11_2) to rotate on a shared axis which is orthogonal to main surfaces of the respective first and second plate-like members (11_1, 11_2). The main surface of the first plate-like member (11_2) is in plane contact with the main surface of the second plate-like member (11_1).
US11114737B2 Simplification of complex waveguide networks
An improved system for simplifying a complex waveguide network in a satellite system is described herein. A waveguide network device may be configured with at least two housing portions attached together. This enables the waveguide network device to receive an arbitrary number of waveguide routes and output the routes in any configuration, effectively simplifying the overall waveguide network architecture.
US11114736B2 Multi-channel power combiner with phase adjustment
Power combiners having increased output power, such as may be useful in millimeter-wave devices. The power combiner comprise at least two channels, wherein each channel comprises a phase alignment circuit, wherein the phase alignment circuit comprises a first differential input subcircuit comprising a first inverter and a second inverter, and a second differential input subcircuit comprising a third inverter and a fourth inverter, wherein the first inverter, the second inverter, the third inverter, and the fourth inverter each comprise a PMOS transistor and an NMOS transistor each having an adjustable back gate bias voltage. By adjusting the back gate bias voltage, the phases of the signal through each channel may be aligned, which may increase the output power of the power combiner. Methods of increasing output power of such power combiners. Systems for manufacturing devices comprising such power combiners.
US11114735B2 Coaxial to waveguide transducer including an L shape waveguide having an obliquely arranged conductor and method of forming the same
A coaxial waveguide transducer includes: a waveguide having a substantially L shape formed of a first waveguide part and a second waveguide part arranged substantially orthogonal to each other; a stepwise step bend part formed in an outer corner part of an L-shaped bent part of the waveguide; a first conductor and a second conductor arranged in respective inner side walls of the waveguide in such a way that they are extended in a direction in which a central conductor of the coaxial line is extended and are positioned on a plane the same as that where the central conductor is provided; and a third conductor having one end connected to the central conductor and another end connected to one of the first conductor and the second conductor, the third conductor being arranged obliquely with respect to the direction in which the central conductor is extended.
US11114734B2 Waveguide to planar surface integrated waveguide and planar stripline transitions
An apparatus may include a substrate assembly having a first side and a second side. The apparatus may further include a waveguide antenna element positioned on the first side of the substrate assembly. The apparatus may also include a microstrip line positioned within the substrate assembly, where the waveguide antenna element overlaps the microstrip line. The apparatus may include a first conductive plane positioned on the first side of the substrate assembly. The apparatus may further include a second conductive plane positioned on the second side of the substrate assembly. The first conductive plane and the second conductive plane may define at least a portion of a planar surface integrated waveguide or a planar stripline.
US11114733B2 Waveguide interconnect transitions and related sensor assemblies
Antenna assemblies for vehicles, such as RADAR sensor antenna assemblies. In some embodiments, the assembly may comprise an antenna block defining a first waveguide on a first side of the antenna block and a second waveguide on a second side of the antenna block. The assembly may comprise a vertical waveguide extending from the first side of the antenna block to the second side of the antenna block. The vertical waveguide may be functionally coupled with the first waveguide and the second waveguide. One or both of the first and second waveguides may comprise a transitional region configured to facilitate redirection of electromagnetic waves to the vertical waveguide.
US11114731B2 Battery module
A battery module having a housing (15) including a plurality of cavities (16), each receiving a housing-element assembly (1) having: a) an electrochemical element (2) with a cylindrical container and two current output terminals (3, 4) disposed on a wall of one of the ends of the container, at least one of the two current output terminals being electrically connected to an electrical connection bar (5); b) a housing (6) in the form of a tube for receiving the electrochemical element, the housing electrically insulating the electrochemical element and having one or more indexing members (7, 8); c) a housing cover (9) provided with a means (10) for causing the electrochemical element to rotate about its longitudinal axis.
US11114730B2 Accumulator battery pack, comprising devices for passive magnetic between accumulators and busbars, and, where appropriate, passive shunt of one or more accumulators in case of failure of these ones
A battery pack wherein each battery is mechanically and electrically connected by a magnetic device to a busbar. In case of failure of any accumulator, it is disconnected completely passively because its failure generates an inactivation of the magnetic device. The disconnection causes the gravity drop of the accumulator and the possibly completely passive implementation of an accumulator shunt.
US11114729B2 Energy storage device and method of manufacturing energy storage device
An energy storage device including: an electrode assembly and a positive electrode current collector, wherein the positive electrode current collector includes an electrode connecting portion connected to the electrode assembly, the electrode connecting portion includes a first portion and a second portion which has a smaller wall thickness than the first portion and is joined to the electrode assembly, and either one of the second portion or the electrode assembly includes a first convex portion projecting toward the other in a joined portion.
US11114721B2 Enclosure assembly mid-trays for electrified vehicle battery packs
A battery pack includes a battery array and an enclosure assembly housing the battery array. The enclosure assembly includes a tray, a cover, and a mid-tray. A plurality of internal components are secured within the mid-tray to establish an electrical subassembly within the enclosure assembly.
US11114717B2 Lithium secondary battery
The present invention provides a lithium secondary battery which includes an electrode assembly to which an electrode tap is attached, an electrode tap receptor configured to house a portion of the electrode assembly such that a portion of the electrode tap protrudes to an outside, and a case configured to surround the electrode assembly and seal the electrode assembly together with the electrode tap receptor, wherein the electrode tap receptor includes a gas barrier layer.
US11114716B1 Secondary battery, battery pack and device using battery
A secondary battery, a battery pack and a device using the battery are provided, wherein the end cover assembly includes: an end cover with a through hole for injection of electrolyte and an accommodating part, the accommodating part is arranged on a side far away from a shell of the end cover and is arranged along a circumferential direction of the through hole; a sealing element; and a cover body for covering at least part of the sealing element, the cover body is rotatable and includes a limiting part; when the cover body rotates to a first position, the limiting part is located inside the accommodating part to limit separation of the cover body from the end cover; when the cover body rotates to a second position, the limiting part and the accommodating part are misplaced to realize separation of the cover body from the end cover.
US11114711B2 Rapid low-temperature self-heating method and device for battery
The present invention relates to a rapid low-temperature self-heating method and device for a battery. Active controllable large-current lossless short-circuit self-heating cooperates with an external heater to implement rapid composite heating, so that a battery is rapidly heated in a low-temperature environment and is controlled to fall within an optimal working temperature interval, so as to improve energy utilization of the battery and durability of a battery system. Before the battery system is started, battery temperature is first determined; when the temperature is less than a threshold, an external short-circuit is first proactively triggered to generate a large current to implement self-heating inside the battery. The method is simple, easy to implement, and safe and reliable, and can effectively resolve a problem that an electric vehicle has large capacity degradation and poor working performance in a low-temperature severe cold working condition.
US11114707B2 Monitoring apparatus for energy storage device, energy storage apparatus, and a method of monitoring energy storage device
A monitoring apparatus for an energy storage device provided at a movable body and electrically connected to a load of the movable body via a switch, the monitoring apparatus comprising: a monitoring unit supplied with power from the energy storage device; wherein the monitoring unit executes monitoring operation of bringing the switch from a closed state into an opened state under a condition that the energy storage device has voltage not more than a discharge voltage threshold, and bringing the switch from the opened state into the closed state under a condition that the switch is in the opened state and the energy storage device satisfies a predetermined discharge recovery condition, and extends an interval of the monitoring operation when the movable body is parked while the switch is in the opened state, in comparison to a case where the movable body is not parked.
US11114706B2 Liquid detection inside a battery tray to avoid battery malfunction
A vehicle battery safety sensor system providing liquid detection inside a battery pack includes a battery pack having a structure defining a battery cell bay receiving a battery. A first sensor is mounted to the structure proximate to a low point area of the battery cell bay for sensing an operating condition within the low point area of the battery cell bay. A second sensor is mounted to the structure elevated above the first sensor for sensing an operating condition above the low point area of the battery cell bay. A safety module processes signals received from the first sensor and the second sensor and identifies if the operating condition within the low point area of the battery cell bay defines a fluid present in the low point area of the battery cell bay.
US11114705B2 Current measurement and voltage control approach
A circuit that indicates a warning of low battery life so that an instrument supported by a battery, may have the battery replaced before the battery dies. A switch and series resistor may be connected between the battery and a capacitor. The switch may turn on when the voltage on the capacitor is below a first predetermined voltage limit, and the switch may be turned off when the voltage at the capacitor is above a second predetermined voltage limit. When the switch is on, a voltage on the resistor can be measured and current consumption can be calculated with measured voltage, resistor value and duty cycle of the switch. When the battery is discharged, its internal resistance and then its duty cycle may increase. When the duty cycle hits 100 percent, the battery may be nearly dead but with enough life for the circuit to issue the low battery warning.
US11114702B2 Thin battery separators and methods
In accordance with at least selected aspects, objects or embodiments, optimized, novel or improved membranes, battery separators, batteries, and/or systems and/or related methods of manufacture, use and/or optimization are provided. In accordance with at least selected embodiments, the present invention is related to novel or improved battery separators that prevent dendrite growth, prevent internal shorts due to dendrite growth, or both, batteries incorporating such separators, systems incorporating such batteries, and/or related methods of manufacture, use and/or optimization thereof. In accordance with at least certain embodiments, the present invention is related to novel or improved ultra thin or super thin membranes or battery separators, and/or lithium primary batteries, cells or packs incorporating such separators, and/or systems incorporating such batteries, cells or packs. In accordance with at least particular certain embodiments, the present invention is related to shutdown membranes or battery separators, and/or lithium primary batteries, cells or packs incorporating such separators, and/or systems incorporating such batteries, cells or packs.
US11114699B2 Battery and battery manufacturing method with folded construction
A battery includes a first current collector, first electrode layer, and first counter electrode layer. The first counter electrode layer is a counter electrode of the first electrode layer. The first current collector includes first front and rear face regions, second front and rear face regions, and a first fold portion. The first rear face region is a region situated on the rear face of the first front face region. The second rear face region is a region situated on the rear face of the second front face region. The first fold portion is situated between the first and second front face regions. The first current collector is folded at the first fold portion, whereby the first and second rear face regions face each other. The first electrode layer is in contact with the second front face region, and the first counter electrode layer with the first front face region.
US11114698B2 Method of preparing pouch type secondary battery
The present invention relates to a method of preparing a pouch type secondary battery, and particularly to a method of preparing a pouch type secondary battery which includes preparing a pouch type preliminary secondary battery by accommodating an electrode assembly in an inner space of a pouch type case, disposing a metallic ultrasonic member by being closely attached to both surfaces of the pouch type preliminary secondary battery, injecting a composition for a gel polymer electrolyte into the pouch type preliminary secondary battery, applying ultrasonic vibration to the pouch type preliminary secondary battery while pressurizing the pouch type preliminary secondary battery using the ultrasonic member, performing formation on the pouch type preliminary secondary battery, curing the composition for a gel polymer electrolyte, and degassing, wherein the ultrasonic member is maintained at a temperature of 30° C. to 80° C., and the pressurizing of the pouch type preliminary secondary battery is performed while applying a pressure of 0.1 kgf/cm2 to 3,000 kgf/cm2 per area of the pouch type preliminary secondary battery.
US11114695B2 Electrolyte for electrochemical device, electrolytic solution, and electrochemical device
To provide an electrolytic solution that suppresses increase in the OH− ion concentration even in the case of electrochemical changes and thereby reduces deterioration or corrosion of resin, rubber, or metal to improve the reliability of an electrochemical device, an electrolyte used in the electrolytic solution, and an electrochemical device comprising the electrolytic solution. The electrolyte, for example, comprises a compound having a cation unit represented by the following formula and an electrolyte (a quaternary ammonium salt or the like). (In the formula, R1, R2, R3, and R4 are the same or different and each represent an alkyl group or an alkoxyalkyl group; R1 and R2 may together form a ring such as a pyrrolidine ring and a piperidine ring; and R3 and R4 may together form a ring such as a pyrrolidine ring and a piperidine ring.)
US11114693B2 Electrolytic solution for nonaqueous electrolytic solution secondary batteries and nonaqueous electrolytic solution secondary battery
A nonaqueous electrolytic solution contains a nonaqueous solvent and an electrolyte dissolved in the solvent. The solution includes a difluoro ionic complex (1-Cis) in a cis conformation represented by the formula (1-Cis), and at least one of cyclic sulfonic acid ester, cyclic sulfonic acid ester having an unsaturated bond, cyclic sulfuric acid ester, cyclic disulfonic acid ester, chain disulfonic acid ester, cyclic disulfonic acid anhydride, nitrile group-containing compound, silyl phosphate ester derivative, and silyl borate ester derivative.
US11114691B2 Sulfide-based solid electrolyte for lithium battery, method of preparing the same, and lithium battery including the sulfide-based solid electrolyte
A sulfide solid electrolyte including: a sulfide electrolyte for a lithium battery; and a metal-organic framework.
US11114679B2 Curable resin composition, and fuel cell and sealing method using the same
The present invention aims to provide a curable resin composition which has low viscosity as well as properties such as high elongation property, high tensile strength, and hydrogen gas barrier property. A curable resin composition includes the following ingredients (A) to (D): ingredient (A): a vinyl polymer having one or more alkenyl groups in one molecule; ingredient (B): a compound having one or more hydrosilyl groups in one molecule; ingredient (C): a hydrosilylation catalyst; ingredient (D): a polyfunctional vinyl ether compound.
US11114678B2 Bipolar plate seal assembly and fuel cell stack with such a bipolar plate seal assembly
A bipolar plate seal assembly for a fuel cell is provided. The bipolar plate seal assembly includes: a bipolar plate having a flow field for a reactant medium on at least one of its main sides, and a supply area arranged adjacent to the flow field, in which supply ports for feeding and discharging the reactant medium and optionally for feeding and discharging a coolant are arranged; and at least one seal assembly having an electrically insulating layer covering at least one or more sections of the supply area of the bipolar plate and having recesses that correspond to the supply ports of the bipolar plate, and for each recess, a seal circumferential thereto.
US11114671B2 Layered platinum on freestanding palladium nano-substrates for electrocatalytic applications and methods of making thereof
Core-shell nanostructures with platinum overlayers conformally coating palladium nano-substrate cores and facile solution-based methods for the preparation of such core-shell nanostructures are described herein. The obtained Pd@Pt core-shell nanocatalysts showed enhanced specific and mass activities towards oxygen reduction, compared to a commercial Pt/C catalyst.
US11114664B2 Method for producing positive active material particle, method for producing positive electrode paste, method for manufacturing positive electrode sheet, and method for manufacturing lithium ion secondary battery
A method for producing positive active material particles includes a contacting step of bringing a phosphate compound solution prepared into contact with untreated positive active material particles, the phosphate compound solution being prepared by dissolving phosphate compound into a first dispersion medium. The phosphate compound is at least one of inorganic phosphoric acid, a salt of inorganic phosphoric acid, organic phosphoric acid, and a salt of organic phosphoric acid. The method further includes a particle drying step, after the contacting step, of drying contacted-undried positive active material particles wetted with the phosphate compound solution to obtain positive active material particles each formed with a coating that contains phosphorus at each particle surface.
US11114663B2 Cathode active materials having improved particle morphologies
Mixed-metal oxides and lithiated mixed-metal oxides are disclosed that involve compounds according to, respectively, NixMnyCozMeαOβ and Li1+γNixMnyCozMeαOβ. In these compounds, Me is selected from B, Na, Mg, Al, Si, K, Ca, Sc, Ti, V, Cr, Fe, Cu, Zn, Ga, Ge, Zr, Nb, Mo, Ru, Ag, In, and combinations thereof; 0≤x≤1; 0≤y≤1; 0≤z<1; x+y+z>0; 0≤α≤0.5; and x+y+α>0. For the mixed-metal oxides, 1≤β≤5. For the lithiated mixed-metal oxides, −0.1≤γ≤1.0 and 1.9≤β≤3. The mixed-metal oxides and the lithiated mixed-metal oxides include particles having an average density greater than or equal to 90% of an ideal crystalline density.
US11114656B2 Anode, lithium battery including anode, and method of preparing anode
An anode, a lithium battery including the anode, and a method of preparing the anode. The anode includes a current collector; a first anode layer disposed on the current collector; a second anode layer disposed on the first anode layer; and an inorganic protection layer disposed on the second anode layer, wherein an oxidation/reduction potential of the first anode layer and an oxidation/reduction potential of the second anode layer are different from each other.
US11114654B2 Negative electrode active material having high output characteristics and lithium secondary battery including the same
Disclosed are a negative electrode active material including lithium titanium oxide particles, wherein the lithium titanium oxide particles have an average particle diameter (D50) of 0.5-9 μm, a specific surface area of 3-7 m2/g, and a pellet density of 1.7 g/cc or more under a pressure of 64 MPa, and a lithium secondary battery including the same.
US11114649B2 Light-emitting display device
A light-emitting display device is provided. The light-emitting display device includes a first substrate, a first electrode layer on the first substrate, a bank layer that has openings exposing part of the first electrode layer, an emissive layer on the first electrode layer, bank grooves formed by recessing the bank layer, a second electrode layer on the emissive layer, and a low-reflectivity layer that lies on the second electrode layer and is positioned to correspond to the bank grooves.
US11114645B2 Polarization member and display device including the same
Provided is a display device including a display panel and a polarization member on the display panel, wherein the polarization member includes a polarizer, and a plurality of functional layers on at least one surface of the polarizer, wherein at least one of the plurality of functional layers includes a first light absorbing dye that absorbs light having a wavelength of greater than about 380 nm and equal to or less than about 450 nm.
US11114643B2 Organic light emitting device with micro lenses and method for manufacturing the same
An organic light emitting display device and a method for manufacturing the same are disclosed. The organic light emitting display device includes a substrate divided into an emission area and a non-emission area, an overcoat layer disposed on the substrate and including a plurality of micro lenses in the emission area, a first electrode disposed on the overcoat layer and disposed in the emission area, an organic emission layer disposed on the substrate and having at least one layer which is flatly formed in the emission area, and a second electrode disposed on the organic emission layer.
US11114642B2 Flexible display panel, flexible display device, and method of fabricating flexible display panel
The present disclosure generally relates to display technology. A flexible display panel may include a flexible substrate; a display layer on the flexible substrate; and a lens layer and a color filter on the display layer. The display layer may include a plurality of light-emitting units. The color filter layer may include a black matrix that defines a plurality of filter units, each filter unit corresponding to one of the plurality of light-emitting units. The lens layer may include at least one lens that corresponds to at least one of the plurality of filter units, and that is configured to magnify light emitted by a light-emitting unit into a magnified light spot, and project the magnified light spot onto a filter unit corresponding to the light-emitting unit, the magnified light spot having an area larger than a surface area of the corresponding filter unit in a non-stretched state.
US11114641B2 Display panel having thin film layers with recesses and protrusions
The present disclosure discloses a display panel. The display panel may include multiple thin film layers. The multiple thin film layers may include a first layer and a second layer adjacent to the first layer. The first layer may define a recess at a face toward the second layer. The second layer may include a protrusion at a face toward the first layer. The protrusion may be engaged in the recess. A diameter of a tip of the protrusion may be larger than a diameter of a root of the protrusion. A shape of a space in the recess may match with a contour of the protrusion.
US11114640B2 Display substrate and method for manufacturing the same, and display device
The present disclosure provides a display substrate and a method for manufacturing the same, and a display device. The display substrate includes a display area and an edge area surrounding the display area. The edge area is provided with bonding adhesive. The bonding adhesive is used to bond the display substrate and a counter substrate with which the display substrate is to be assembled together. A support structure is provided on the edge area and on a side of the bonding adhesive away from the display area. The support structure forms support between the display substrate and the counter substrate which have been assembled with each other.
US11114639B2 Flexible display panel, fabricating method thereof and display apparatus
The present disclosure provides a flexible OLED display panel, a fabricating method thereof and a display apparatus. The flexible display panel includes a light emitting display unit including a display light emitting device, and a controllable deformation unit including a control light emitting device and a photo-deformable layer disposed in a light emitting direction of the control light emitting device, the photo-deformable layer configured to deform under illumination of the control light emitting device. An optical path of the control light emitting device and an optical path of the display light emitting device do not coincide with each other. Since the optical path of the control light emitting device and the optical path of the display light emitting device do not coincide with each other, crosstalk between display light and control light is prevented, and the display quality is improved.
US11114638B2 Light-emitting diode, array substrate, and method of making the same
The present application discloses an organic light-emitting diode (OLED). The OLED includes a first electrode and an organic light-emitting layer on the first electrode. Additionally, the OLED includes a second electrode on a side of the organic light-emitting layer distal to the first electrode. Furthermore, the OLED includes a substantially transparent protective layer on a side of the second electrode layer distal to the organic light emitting layer. Moreover, the OLED includes a substantially transparent conductive layer on a side of the substantially transparent protective layer distal to the second electrode, the substantially transparent conductive layer electrically connected to the second electrode.
US11114637B2 Current-driven display and method for producing the same
The present disclosure provides a current-driven display, including a substrate and a first electrode layer stacked on the substrate in a stacking direction. The substrate includes a plurality of light-emitting units and a spacer separating each of the plurality of light-emitting units from one another. The first electrode layer includes a first region and a second region. The first region and the second region contact one of the plurality of light-emitting units, respectively, and are separated by the spacer. The current-driven display further includes a second electrode layer, which equipotentially connects the first region and the second region across the spacer. The present disclosure also provides a method for producing a current-driven display.
US11114635B2 Method for making polymer solar cell
A method for making a polymer solar cell includes placing a carbon nanotube array into a polymer solution. The carbon nanotube array includes a plurality of carbon nanotubes. Each carbon nanotube includes a first end and a second end opposite to the first end. The polymer solution is cured to form a polymer layer including a first polymer surface and a second polymer surface opposite to the first polymer surface. The first end is exposed from the polymer layer, and the second end is embedded in the polymer layer. An insulating layer is formed on the first polymer surface. A cathode electrode is formed on a surface of the insulating layer away from the polymer layer, and the first end passes through the insulating layer and is in direct contact with the cathode electrode. An anode electrode is formed on the second polymer surface.
US11114633B2 Solar antenna array fabrication
A method for constructing a solar rectenna array by growing carbon nanotube antennas between lines of metal, and subsequently applying a bias voltage on the carbon nanotube antennas to convert the diodes on the tips of the carbon nanotube antennas from metal oxide carbon diodes to geometric diodes. Techniques for preserving the converted diodes by adding additional oxide are also described.
US11114628B2 Method of manufacturing a flexible organic light-emitting diode (OLED) display panel by laser lift-off of a glass carrier through a planarization layer
A method of manufacturing flexible OLED display panel is provided. The method comprises following steps. Providing a glass carrier, sequentially forming a flexible substrate, a low temperature poly-Si layer and OLED element layer on a surface of the glass carrier; forming a planar layer on a second surface of the glass carrier which is away from the flexible substrate and obtaining a planning OLED display panel; removing the glass carrier by laser lift-off the planning OLED display panel and obtaining the flexible OLED display panel. The method could reduce the problem of lower peeling successful rate caused by the unevenly distributing in the flexible substrate during the laser lift-off process.
US11114626B2 Metal compounds, methods, and uses thereof
Disclosed herein are metal compounds useful in devices, such as, for example, OLEDs.
US11114624B2 Organic electroluminescent materials and devices
The present invention includes a new series of benzofused heterocyclic ligands for metal complexes. These complexes show promising photophysical performance when incorporated into OLEDs.
US11114620B2 Organic light-emitting diode device and compound for charge generation layer included therein
Disclosed is an organic light-emitting diode device including: a first electrode; a second electrode disposed opposite to the first electrode; m light-emitting units (where m is an integer of 2 or more) disposed between the first electrode and the second electrode, and including at least one light-emitting layer; and m-1 charge generation layers each interposed between two adjacent light-emitting units of the m light-emitting units; wherein at least one of the m-1 charge generation layers includes a compound for a charge generation layer, which includes a boron-containing compound bonded to a metal halide by a one-electron sigma bond.
US11114619B2 Conjugated polymer for a photoactive layer, a coating composition including the conjugated polymer, and an organic solar cell including the photoactive layer
A conjugated polymer that is an electron donor, that is soluble without aggregation, that is solution-coatable and is dryable at a temperature below 70° C., that has an energy conversion efficiency of 7 % or more over an area of 5 cm2 or more, and that is composed of a repeating unit represented by Chemical Formula 1A below: where x is a real number from 0.1 to 0.2; and n is an integer from 1 to 1,000. The conjugated polymer forms a uniform thin film over a large area of, for example, an organic solar cell, without a heat treatment due to superior solubility and crystallinity at low temperature and, thus, allows fabrication of an organic solar cell with high efficiency at a low temperature.
US11114609B2 Tunnel magnetoresistive effect element, magnetic memory, and built-in memory
A TMR element includes a magnetic tunnel junction, a side wall portion that is disposed on a side surface of the magnetic tunnel junction, a cap layer that covers a top surface of the magnetic tunnel junction and a surface of the side wall portion, and an upper electrode layer that is disposed on the cap layer. The cap layer includes an upper surface and a lower surface. The upper surface has a protruding shape that protrudes in a direction away from the magnetic tunnel junction in a first region which is positioned immediately above the top surface of the magnetic tunnel junction. The upper surface has a recess that is recessed in a direction toward the side wall portion in a second region which is positioned immediately above the surface of the side wall portion.
US11114607B2 Double magnetic tunnel junction device, formed by UVH wafer bonding
A method of manufacturing a double magnetic tunnel junction device is provided. The method includes forming a first magnetic tunnel junction stack. The first magnetic tunnel junction stack includes a first reference layer. The method also includes forming a second magnetic tunnel junction stack, where the second magnetic tunnel junction stack includes a second reference layer. The method also includes bonding the first magnetic tunnel junction stack to the second magnetic tunnel junction stack with ultra-high vacuum bonding to form the double magnetic tunnel junction device.
US11114596B2 Light-emitting device
A light-emitting device includes: a light-emitting element; a coating member that covers the light-emitting element; and two external connection electrodes exposed form a first surface of the coating member. Each of the external connection electrodes includes an electrode buried in the coating member; and a metal layer formed on the electrode. A surface of each of the metal layers is exposed from the first surface of the coating member. The first surface of the coating member includes a plurality of grooves between the external connection electrodes.
US11114594B2 Light emitting device packages using light scattering particles of different size
A radiation emitting device comprising light scattering particles of different sizes that at least partially surround an emitter, improving the spatial color mixing and color uniformity of the device. Multiple sizes of light scattering particles are dispersed in a medium to at least partially surround a single- or multiple-chip polychromatic emitter package. The different sizes of light scattering particles interact with corresponding wavelength ranges of emitted radiation. Thus, radiation emitted over multiple wavelength ranges or sub-ranges can be efficiently scattered to eliminate (or intentionally create) spatially non-uniform color patterns in the output beam.
US11114590B2 Wavelength conversion module, method of forming the same and projection apparatus
A wavelength conversion module, a method of forming the same and a projection apparatus are provided. The wavelength conversion module includes a substrate and a wavelength conversion layer. The substrate has a rough surface including two first regions and a second region located between the two first regions in a radial direction on the substrate. The wavelength conversion layer is located on the substrate and includes a wavelength conversion material, a bonding material and diffuse reflection particles. The wavelength conversion material is distributed in the bonding material. The diffuse reflection particles are located on the rough surface of the substrate and between the wavelength conversion material and the substrate. A second density of the diffuse reflection particles in the second region is greater than a first density of the same in one of the two first regions.
US11114586B2 Semiconductor light emitting device
According to one embodiment, a semiconductor light emitting device includes a substrate, and a multi quantum well layer provided on the substrate, and including a plurality of barrier layers sandwiched between three or more InGaAs well layers and two InGaAs well layers. The barrier layers include at least two regions having different mixed crystal ratios or at least two regions having different thicknesses.
US11114583B2 Light emitting device encapsulated above electrodes
A light emitting element includes a light emitting element having a first face on which a first electrode and a second electrode are provided. A wavelength converting material covers a whole of the light emitting element except for the first face such that a surface of the wavelength converting material and the first face constitute a substantially flat plane. A first electrically conductive material is provided on the first face and the surface of the wavelength converting material to be electrically connected to the first electrode. A second electrically conductive material is provided on the first face and the surface of the wavelength converting material to be electrically connected to the second electrode. An insulating member is disposed on the first electrically conductive material, the second electrically conductive material, and the first face between the first electrode and the second electrode.
US11114581B2 Method for producing solar cell module
The present invention provides a method for producing a solar cell module; the present invention is characterized in that: in the process of soldering and connecting crystalline silicon solar cells, the crystalline silicon solar cells are kept still at positions on a bottom layer, and soldering and connecting of all crystalline silicon solar cells are implemented by moving a soldering apparatus or by moving the bottom layer; by means of the method for soldering and connecting crystalline silicon solar cells in the present invention, the process of soldering and connecting crystalline silicon solar cells is simplified and accelerated, and meanwhile, problems such as hidden fractures and power attenuation of the module occurring in the process of soldering and connecting solar cells are resolved.
US11114576B2 Solar cell module
A solar cell module includes a plurality of first conductive lines connected to a first electrode of a first solar cell and extended in a first direction; a plurality of second conductive lines connected to a second electrode of a second solar cell adjacent with the first solar cell and extended in the first direction; and an intercell connector spaced apart from the first solar cell and the second solar cell and extended in a second direction crossing the first direction, the intercell connector including a first connection portion connected with the plurality of first conductive lines and a second connection portion connected with the plurality of second conductive lines, wherein a separation distance between the first solar cell and the first connection portion is closer than a separation distance between the second solar cell and a part of the intercell connector positioned on the same line as the first connection portion.
US11114574B2 Semiconductor sensor
A semiconductor sensor includes a detector chip that detects green light and an interference filter that optically precedes the detector chip and is permeable to green light and impermeable and reflective to red light and near-infrared radiation. A color filter optically precedes the interference filter. The color filter has a transparency of at least 60% for green light and has an absorbing effect for red light and near-infrared radiation. The semiconductor sensor appears gray or black in the region of the interference filter independently of the angle.
US11114572B2 Semiconductor device and method for manufacturing semiconductor device
A semiconductor device includes a semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type embedded in the semiconductor layer, a first trench and a second trench formed in the semiconductor layer such that the first trench and the second trench penetrate the second semiconductor layer, a first insulating film formed on at least a side surface of the first trench, a second insulating film formed on at least a side surface of the second trench, a first sinker layer of the second conductivity type formed in a first portion of the semiconductor layer, a second sinker layer of the second conductivity type formed in the first portion of the semiconductor layer, a diode impurity region of the first conductivity type which is formed on the first surface of the semiconductor layer and forms a Zener diode by pn junction between the first sinker layer and the diode impurity region, a first wiring electrically connected to the diode impurity region, and a second wiring electrically connected to the second sinker layer.
US11114571B2 Semiconductor device and method for manufacturing same
A semiconductor device includes: a semiconductor substrate having a diode formation region; an upper diffusion region of a first conductivity type provided on a surface layer of a main surface of the semiconductor substrate in the diode formation region; and a lower diffusion region of a second conductivity type provided at a position deeper than the upper diffusion region with respect to the main surface in a depth direction of the semiconductor substrate, the lower diffusion region having a higher impurity concentration as compared to the semiconductor substrate. The lower diffusion region provides a PN joint surface with the upper diffusion region at a position deeper than the main surface, and has a maximum point indicating a maximum concentration in an impurity concentration profile of the lower diffusion region in the diode formation region.
US11114570B2 Memory structure and manufacturing method thereof
A memory structure includes a substrate, a gate electrode, a first isolation layer, a thin metal layer, indium gallium zinc oxide (IGZO) particles, a second isolation layer, an IGZO channel layer, and a source/drain electrode. The gate electrode is located on the substrate. The first isolation layer is located on the gate electrode. The thin metal layer is located on the first isolation layer, and has metal particles. The IGZO particles are located on the metal particles. The second isolation layer is located on the IGZO particles. The IGZO channel layer is located on the second isolation layer. The source/drain electrode is located on the IGZO channel layer.
US11114567B2 Manufacturing method of TFT substrate and TFT substrate
A manufacturing method of TFT substrate and a TFT substrate are provided. The method provides a dual-gate structure symmetrically disposed on both sides of active layer, which prevents TFT threshold voltage from changing and improve TFT conduction state switching; by first manufacturing the active layer before the gate insulating layer to make the insulating layer directly grow on active layer, the contact interface between the gate insulating layer and active layer is improved, leading to further improving TFT conduction state switching. The TFT substrate makes the gate located between the source and the pixel electrode in vertical direction, and the dual-gate is symmetrically disposed on both sides of active layer to prevent TFT threshold voltage from changing and improve TFT conduction state switching, as well as improve the contact interface between the gate insulating layer and active layer, leading to further improving TFT conduction state switching.
US11114565B2 Semiconductor device
Power consumption of a semiconductor device is reduced by sharpening the rise of a drain current when a gate voltage of a field effect transistor is less than a threshold voltage. As means therefor, in a fully-depleted MOSFET in which a thickness of a semiconductor layer serving as a channel region is 20 nm or less, a gate plug connected to a gate electrode is constituted of a first plug, a ferroelectric film, and a second plug sequentially stacked on the gate electrode. Here, an area where a contact surface between the first plug and the ferroelectric film and a contact surface between the ferroelectric film and the second plug overlap in a plan view is smaller than an area where the gate electrode and a semiconductor layer serving as an active region overlap.
US11114564B2 Ferroelectric MFM inductor and related circuits
Techniques in accordance with embodiments described herein are directed to a MFM structure that includes a resistance component, an inductance component and a capacitance component. The MFM device is equivalent to a series LC circuit with the resistance component coupled in parallel with the capacitance component. The MFM structure is used as a series LC resonant circuit, band-pass circuit, band-stop circuit, low-pass filter, high-pass filter, oscillators, or negative capacitors.
US11114557B2 Integration of a Schottky diode with a MOSFET
There is disclosed the integration of a Schottky diode with a MOSFET, more in detail there is a free-wheeling Schottky diode and a power MOSFET on top of a buried grid material structure. Advantages of the specific design allow the whole surface area to be used for MOSFET and Schottky diode structures, the shared drift layer is not limited by Schottky diode or MOSFET design rules and therefore, one can decrease the thickness and increase the doping concentration of the drift layer closer to a punch through design compared to the state of the art. This results in higher conductivity and lower on-resistance of the device with no influence on the voltage blocking performance. The integrated device can operate at higher frequency. The risk for bipolar degradation is avoided.
US11114555B2 High electron mobility transistor device and methods for forming the same
A high electron mobility transistor device includes a substrate, a plurality of pairs of alternating layers, at least one stress-relief layer and a gallium nitride layer. The plurality of pairs of alternating layers is disposed over the substrate, and each pair of alternating layers includes a carbon-doped gallium nitride layer and an undoped gallium nitride layer. The stress-relief layer is disposed between the pairs of alternating layers. The gallium nitride layer is disposed over the alternating layers.
US11114553B2 Lateral insulated gate turn-off device with induced emitter
A lateral insulated gate turn-off device includes an n-drift layer, a p-well formed in the n− drift layer, a shallow n+ type region formed in the well, a shallow p+ type region formed in the well, a cathode electrode shorting the n+ type region to the p+ type region, a trenched first gate extending through the n+ type region and into the well, a p+ type anode region laterally spaced from the well, an anode electrode electrically contacting the p+ type anode region, and a trenched second gate extending from the p+ type anode region into the n-drift layer. For turning the device on, a positive voltage is applied to the first gate the reduce the base width of the npn transistor, and a negative voltage is applied to the second gate to effectively extend the p+ emitter of the pnp transistor further into the n-drift layer to improve performance.
US11114552B2 Insulated gate turn-off device with designated breakdown areas between gate trenches
An insulated gate turn-off (IGTO) device, formed as a die, has a layered structure including a p+ layer (e.g., a substrate), an n− drift layer, a p-well, trenched insulated gates formed in the p-well, and n+ regions between at least some of the gates, so that vertical npn and pnp transistors are formed. A cathode electrode is on top, and an anode electrode is on the bottom of the substrate. The device is formed of a matrix of cells. To turn the device on, a positive voltage is applied to the gates, referenced to the cathode electrode. To direct high energy electrons away from a gate oxide layer on the sidewalls of the trenches, boron is implanted between the trenches so p+ regions are formed in the mesas of the less-doped p-well. The p+ regions break down during an over-voltage event before the p-well breaks down in the mesas.
US11114548B2 Semiconductor device having source and drain in active region and manufacturing method for same
The present disclosure relates to the field of semiconductor technologies, and discloses semiconductor devices and manufacturing methods for the same. A semiconductor device may include: a substrate; a first active region on the substrate; a first gate structure positioned on the first active region; and a first source and a first drain that are positioned in the first active region and respectively on two sides of the first gate structure, where a size of the first drain is larger than a size of the first source. In forms of the present disclosure, because the size of the first drain is larger than the size of the first source, a current from the first drain to the first source is greater than a current from the first source to the first drain, so that the semiconductor device can make a read current relatively low and a write current relatively high in a static random access memory (SRAM), thereby improving a read margin and a write margin.
US11114541B2 Semiconductor device including capacitor
Disclosed is a semiconductor device including a bottom electrode, a dielectric layer, and a top electrode that are sequentially disposed on a substrate. The dielectric layer includes a hafnium oxide layer including hafnium oxide having a tetragonal crystal structure, and an oxidation seed layer including an oxidation seed material. The oxidation seed material has a lattice constant having a lattice mismatch of 6% or less with one of a horizontal lattice constant and a vertical lattice constant of the hafnium oxide having the tetragonal crystal structure.
US11114540B2 Semiconductor device including standard cells with header/footer switch including negative capacitance
A semiconductor device includes a first potential supply line for supplying a first potential, a second potential supply line for supplying a second potential lower than the first potential, a functional circuit, and at least one of a first switch disposed between the first potential supply line and the functional circuit and a second switch disposed between the second potential supply line and the functional circuit. The first switch and the second switch are negative capacitance FET.
US11114538B2 Transistor with an airgap spacer adjacent to a transistor gate
A microelectronic transistor may be fabricated having an airgap spacer formed as a gate sidewall spacer, such that the airgap spacer is positioned between a gate electrode and a source contact and/or a drain contact of the microelectronic transistor. As the dielectric constant of gaseous substances is significantly lower than that of a solid or a semi-solid dielectric material, the airgap spacer may result in minimal capacitive coupling between the gate electrode and the source contact and/or the drain contact, which may reduce circuit delay of the microelectronic transistor.
US11114536B1 Semiconductor device having multiple dimensions of gate structures and method for fabricating the same
The present application discloses a semiconductor device and a method for fabricating the semiconductor device. The semiconductor device includes a substrate including an array area and a peripheral area adjacent to the array area, a first gate structure positioned in the array area, and a second gate structure positioned in the peripheral area. A width of the first gate structure is less than a width of the second gate structure, and a depth of the first gate structure is less than a depth of the second gate structure.
US11114531B2 Semiconductor device, method for manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator
A semiconductor device according to an embodiment includes a first electrode; a second electrode; a gate electrode; an n-type first silicon carbide region positioned between the first electrode and the second electrode and between the gate electrode and the second electrode; a p-type second silicon carbide region positioned between the first electrode and the first silicon carbide region; a third silicon carbide region of metal containing at least one element selected from the group consisting of nickel (Ni), palladium (Pd), and platinum (Pt), positioned between the first electrode and the second silicon carbide region and spaced apart from the first silicon carbide region; and a gate insulating layer positioned between the gate electrode and the second silicon carbide region.
US11114528B2 Power transistor with dV/dt controllability and tapered mesas
A power transistor having a semiconductor barrier region is presented. A power unit cell of the power transistor has at least two trenches that may both extend into the semiconductor barrier region. The semiconductor barrier region may be p-doped and vertically confined, i.e., in and against the extension direction, by the drift region. The semiconductor barrier region can be electrically floating. Further, the at least two trenches may both increase in width along their respective extension into the semiconductor body.
US11114525B2 Optoelectronic component and method for producing an optoelectronic component
An optoelectronic component and a method for producing an optoelectronic component are disclosed. In an embodiment an optoelectronic component includes a semiconductor layer sequence having an active region configured to emit radiation, a dielectric layer, a solder layer including a first metal arranged on the dielectric layer and a seed layer arranged between the solder layer and the dielectric layer, wherein the seed layer includes the first metal and a second metal, wherein the second metal is less noble than the first metal, wherein an amount of the second metal in the seed layer is between 0.5 wt % and 10 wt %, and wherein the first metal is Au and the second metal is Zn.
US11114524B2 Semiconductor device
A semiconductor device including a first electrode on a substrate, a second electrode on the first electrode, a first dielectric layer between the first electrode and the second electrode; a third electrode on the second electrode, a second dielectric layer between the second electrode and the third electrode, and a first contact plug penetrating the third electrode and contacting the first electrode, the first contact plug contacts a top surface of the third electrode and a side surface of the third electrode.
US11114523B2 Display panel and electronic device including the same
A display panel includes a first panel region (FPR) including (n−1)-th and n-th pixel rows ((n−1)PR and nPR), and a second panel region (SPR) dividing the nPR to propagate an optical signal. The display panel includes a circuit element layer (CEL) and a display element layer (DEL). The CEL includes a signal line (SL), a pixel driving circuit (PDC), and first to third regions. The SL and the PDC are in the first region. The second region (SR) corresponds to the SPR. The SL and the PDC are not in the SR. The third region (TR) corresponds to the SPR and is along a periphery of the SR. The SL is in the TR, and includes an (n−1)-th scan line ((n−1)SL) connected to the (n−1)PR, an n-th reset line (nRL) connected to the nPR, and a first row connection line in the TR and connecting the (n−1)SL and the nRL.
US11114520B2 Display device
A display device includes a display panel having a display area and a non-display area, signal wires disposed in the display area, connection wires disposed in the display area and electrically connected to the signal wires, and touch electrodes disposed on the connection wires. The connection wires include diagonal portions extending in a diagonal direction, and first protrusion patterns protruding from the diagonal portions of the connection wires. Parts of the first protrusion patterns overlap the touch electrodes.
US11114518B2 Wiring structure, display substrate and display device
The application discloses a wiring structure, a display substrate and a display device. The wiring structure provided includes a plurality of hollowed pattern strings, each hollowed pattern string including a plurality of hollowed patterns arranged sequentially in a length extension direction of the wiring structure, each hollowed pattern including a hollowed region and a non-hollowed region. The non-hollowed region of any hollowed pattern in a hollowed pattern string at least partially overlaps the non-hollowed region of a hollowed pattern in a further hollowed pattern string adjacent to the hollowed pattern string, and the hollowed regions of the hollowed patterns in the plurality of hollowed pattern strings do not overlap each other. The wiring structure is particularly adapted for flexible display.
US11114510B2 Organic light-emitting display device having touch sensor
An organic light-emitting display device having a touch sensor is discussed. The organic light-emitting display device can include a touch sensor formed in a single-layer structure and disposed on a touch insulating film overlapping an encapsulation unit disposed on a light-emitting element. First and second bridges and first and second touch electrodes included in the touch sensor having a single-layer structure are formed of the same material as each other in the same plane, e.g., on the touch insulating film, thereby simplifying the structure thereof and reducing costs.
US11114507B2 Pixel arrangement, manufacturing method thereof, display panel, display device and mask
A pixel arrangement including first groups of sub-pixels arranged in a first direction, each of the first groups including first sub-pixels and third sub-pixels arranged alternately, and second groups of sub-pixels arranged in the first direction, each of the second groups including third sub-pixels and second sub-pixels arranged alternately. The first groups and the second groups are alternately arranged in a second direction perpendicular to the first direction. The first groups and the second groups are arranged to form third groups of sub-pixels arranged in the second direction and fourth groups of sub-pixels arranged in the second direction. The third groups and the fourth groups are alternately arranged in the first direction. Each of the third groups includes first sub-pixels and third sub-pixels arranged alternately. Each of the fourth groups includes third sub-pixels and second sub-pixels arranged alternately.
US11114505B2 Imaging device
An imaging device including a semiconductor substrate including a pixel region and a peripheral region; an insulating layer covering the pixel and peripheral regions; first electrodes located on the insulating layer above the pixel region; a photoelectric conversion layer covering the first electrodes; a second electrode that covers the photoelectric conversion layer; detection circuitry electrically connected to the first electrodes; peripheral circuitry electrically connected to the detection circuitry, and; and a third electrode located on the insulating layer. The second electrode includes a connection region in which the second electrode is connected to third electrode, the connection region overlaps analog circuitry in a plan view, and in any cross-sections perpendicular to a surface of the semiconductor substrate and parallel to a column or row direction and that intersects at least one of the first electrodes, the digital circuitry includes no transistor that is located directly below the connection region.
US11114504B1 Semiconductor device including variable resistance layer
A semiconductor device according to an embodiment includes a substrate, a gate structure disposed on the substrate, a hole pattern penetrating the gate structure on the substrate, and a first variable resistance layer, a second variable resistance layer, and a channel layer sequentially disposed on a sidewall surface of the gate structure. The gate structure includes at least one gate electrode layer and at least one interlayer insulation layer that are alternately stacked. The first and second variable resistance layers include ions exchangeable with each other.
US11114499B2 Display device having light emitting stacked structure
A display device includes a plurality of pixel tiles spaced apart from each other, each of the pixel tiles including a substrate and a plurality of light emitting stacked structures disposed on the substrate, in which a distance between two adjacent light emitting stacked structures in the same pixel tile is substantially equal to a shortest distance between two adjacent light emitting stacked structures of different pixel tiles.
US11114498B2 Image sensor and imaging apparatus
An image signal output unit is controlled in accordance with a first control signal indicating either voltage state of an on voltage for causing a conductive state and an off voltage having a polarity different from that of the on voltage, and outputs an analog image signal corresponding to the electric charge held by an electric charge holding unit in the conductive state. A reset unit is controlled in accordance with a second control signal indicating either voltage state of the on voltage and the off voltage, resets the electric charge holding unit in the conductive state, transmits a fluctuation in the off voltage to the electric charge holding unit, and fluctuates the analog image signal. A reference signal generation unit generates a reference signal being a signal serving as a reference used when conversion from an analog image signal output from the image signal output unit into a digital image signal is performed. A reference signal correction unit corrects the generated reference signal in accordance with the fluctuation in the off voltage. An analog-to-digital conversion unit performs the conversion on the basis of the corrected reference signal.
US11114496B2 Active matrix substrate, X-ray imaging panel with the same, and method for producing the same
An active matrix substrate includes: a photoelectric conversion element 15; an electrode 14b provided with a first opening h1 and disposed on one surface of the photoelectric conversion element 15; an organic insulating film 106 provided with a second opening h2 and covering the photoelectric conversion element 15 and the electrode 14b; and a conductive film 16 for supplying a bias voltage to the electrode 14b. The first opening h1 and the second opening h2 overlap each other when viewed in plan view. The conductive film 16 is provided inside the first opening h1 and the second opening h2 so as to be in contact with the electrode 14b.
US11114491B2 Back-illuminated sensor and a method of manufacturing a sensor
An image sensor utilizes a pure boron layer and a second epitaxial layer having a p-type dopant concentration gradient to enhance sensing DUV, VUV or EUV radiation. Sensing (circuit) elements and associated metal interconnects are fabricated on an upper surface of a first epitaxial layer, then the second epitaxial layer is formed on a lower surface of the first epitaxial layer, and then a pure boron layer is formed on the second epitaxial layer. The p-type dopant concentration gradient is generated by systematically increasing a concentration of p-type dopant in the gas used during deposition/growth of the second epitaxial layer such that a lowest p-type dopant concentration of the second epitaxial layer occurs immediately adjacent to the interface with the first epitaxial layer, and such that a highest p-type dopant concentration of the second epitaxial layer occurs immediately adjacent to the interface with pure boron layer.
US11114486B2 Implant isolated devices and method for forming the same
A device includes a semiconductor substrate and implant isolation region extending from a top surface of the semiconductor substrate into the semiconductor substrate surrounding an active region. A gate dielectric is disposed over an active region of the semiconductor substrate, wherein the gate dielectric extends over the implant isolation region. A gate electrode is disposed over the gate dielectric and an end cap dielectric layer is between the gate dielectric and the gate electrode over the implant isolation region.
US11114483B2 Cavityless chip-scale image-sensor package
A cavityless chip-scale image-sensor package includes a substrate, a microlens array, and a low-index layer. The substrate includes a plurality of pixels forming a pixel array. The microlens array includes a plurality of microlenses each (i) having a lens refractive index, (ii) being aligned to a respective one of the plurality of pixels and (iii) having a non-planar microlens surfaces facing away from the respective one of the plurality of pixels. The low-index layer has a first refractive index less than the lens refractive index. The low-index layer also includes a bottom surface, at least part of which is conformal to each non-planar microlens surface. The microlens array is between the pixel array and the low-index layer.
US11114480B2 Photodetector
A photodetector device comprising n-type and p-type light absorbing regions arranged to form a pn-junction and n+ and p+ contact regions connected to respective contacts. The light absorbing regions and the contact regions are arranged in a sequence n+ p n p+ so that, after a voltage applied between the n+ and p+ contacts is switched from a reverse bias to a forward bias, electrons and holes which are generated in the light absorbing regions in response to photon absorption drift towards the p+ and n+ contact regions respectively, which causes current to start to flow between the contacts after a time delay which is inversely proportional to the incident light intensity.
US11114475B2 IPS thin-film transistor array substrate and manufacturing method thereof
The present invention provides an IPS TFT array substrate and a manufacturing method thereof. The manufacturing method of an IPS TFT array substrate of the present invention includes: forming a gate electrode, a scan line, a pixel electrode, and a common electrode with a first mask-involved operation, forming a first through hole and a second through hole in the gate insulation layer and an active layer with a second mask-involved operation, and forming a source electrode, a drain electrode, a data line, and a common electrode line with a third mask-involved operation. The present invention uses only three mask-involved operations to complete the manufacturing of an IPS TFT array substrate. Compared to the state of the art, the number of masks used is reduced, the manufacturing time is shortened, and thus the manufacturing cost is lowered. The IPS TFT array substrate of the present invention has a simple manufacturing process, a low manufacturing cost, and excellent electrical properties.
US11114471B2 Thin film transistors having relatively increased width and shared bitlines
Thin film transistors having relatively increased width and shared bitlines are described. In an example, an integrated circuit structure includes a plurality of transistors formed in an insulator structure above a substrate. The plurality of transistors arranged in a column such that the respective lateral arrangement of the source, the gate, and the drain of each of the transistors aligns with an adjacent thin film transistor, wherein the plurality transistors extend vertically through the insulator structure at least two interconnect levels to provide increased relative width. A first conductive contact is formed between one of sources and drains of at least two of the plurality of transistors in the column, and the conductive contact extends through the insulator structure at least two interconnect levels.
US11114468B2 Thin film transistor array substrate
A thin film transistor (TFT) array substrate is provided. The TFT array substrate includes a display device plate and a semiconductor layer disposed on the display device plate. A thickness of the semiconductor layer is less than or equal to 35 nm.
US11114467B2 Display device
The display device includes a substrate including first and second sub pixels, a first electrode patterned in each of the first and second sub pixels on the substrate, a first emission layer in each of the first and second sub pixels on the first electrode to emit first colored light, a second electrode in each of the first and second sub pixels on the first emission layer, a second emission layer on the second electrode to emit second colored light, and a third electrode on the second emission layer. The first electrode of the first sub pixel is relatively larger than the first electrode of the second sub pixel, the first electrode of the first sub pixel is electrically connected with the second electrode of the first sub pixel, and the first electrode of the second sub pixel is insulated from the second electrode of the second sub pixel.
US11114457B2 Semiconductor device and manufacturing method of the semiconductor device
A semiconductor device includes a stacked structure including conductive layers and insulating layers alternately stacked with each other, and a channel layer passing through the stacked structure, wherein the channel layer is a single layer, the single layer including a first GIDL region, a cell region, and a second GIDL region, and the first GIDL region has a greater thickness than each of the cell region and the second GIDL region.
US11114453B2 Bonded memory device and fabrication methods thereof
Embodiments of three-dimensional (3D) memory devices formed by bonded semiconductor devices and methods for forming the same are disclosed. In an example, a method for forming a bonded semiconductor device includes the following operations. First, a first wafer and a second wafer are formed. The first wafer can include a functional layer over a substrate. Single-crystalline silicon may not be essential to the substrate and the substrate may not include single-crystalline silicon. The first wafer can be flipped to bond onto the second wafer to form the bonded semiconductor device so the substrate is on top of the functional layer. At least a portion of the substrate can be removed to form a top surface of the bonded semiconductor device. Further, bonding pads can be formed over the top surface.
US11114452B2 Seal method to integrate non-volatile memory (NVM) into logic or bipolar CMOS DMOS (BCD) technology
Various embodiments of the present application are directed towards a method to integrate NVM devices with a logic or BCD device. In some embodiments, an isolation structure is formed in a semiconductor substrate. The isolation structure demarcates a memory region of the semiconductor substrate, and further demarcates a peripheral region of the semiconductor substrate. The peripheral region may, for example, correspond to BCD device or a logic device. A doped well is formed in the peripheral region. A dielectric seal layer is formed covering the memory and peripheral regions, and further covering the doped well. The dielectric seal layer is removed from the memory region, but not the peripheral region. A memory cell structure is formed on the memory region using a thermal oxidation process. The dielectric seal layer is removed from the peripheral region, and a peripheral device structure including a gate electrode is formed on the peripheral region.
US11114447B2 SRAM device provided with a plurality of sheets serving as a channel region
An SRAM device includes first, second and third transistors, which are used as a pass gate transistor, a pull-down transistor, and a pull-up transistor, respectively. A channel region of each transistor may include a plurality of semiconductor sheets that are vertically stacked on a substrate. The semiconductor sheets used as the channel regions of the first and second transistors may have a width greater than the semiconductor sheets used as channel regions of the third transistor.
US11114441B1 Semiconductor memory device
A semiconductor memory device includes a substrate, a plurality of landing pads, a first conducting layer, a plurality of first capacitors, a plurality of second capacitors, a second conducting layer and a plurality of third capacitors. The substrate has an active area, and the active area has a first area, a second area and a third area. The third area surrounds the first area. The second area surrounds the first area and the third area. The landing pads are disposed on the first area. The first conducting layer is disposed on the second area. The first capacitors are disposed on the landing pads respectively. The second capacitors are disposed on the first conducting layer. The second conducting layer is disposed on the second capacitors. The third capacitors are disposed in the third area. The second conducting layer is not electrically connected to the third capacitors.
US11114438B2 Thyristor volatile random access memory and methods of manufacture
A method of writing data into a volatile thyristor memory cell array and maintaining the data with refresh is disclosed.
US11114437B2 Semiconductor device comprising first and second standard cells arranged adjacent to each other
Disclosed herein is a semiconductor device including two standard cells which are arranged adjacent to each other in an X direction. One of the two standard cells includes a plurality of first fins which extend in the X direction, and which are arranged along a boundary between the two standard cells in a Y direction. The other standard cell includes a plurality of second fins which extend in the X direction, and which are arranged along the boundary between the two standard cells in the Y direction. The plurality of second fins includes a dummy fin.
US11114434B2 Computation-in-memory in three-dimensional memory device
Three-dimensional (3D) memory devices are provided. An exemplary 3D memory device includes a first semiconductor structure including a peripheral circuit, a data processing circuit, and a first bonding layer including a plurality of first bonding contacts. The 3D memory device also includes a second semiconductor structure including an array of 3D NAND memory strings and a second bonding layer including a plurality of second bonding contacts. In addition, the 3D memory device includes a bonding interface between the first bonding layer and the second bonding layer. The first bonding contacts are in contact with the second bonding contacts at the bonding interface.
US11114431B2 Electrostatic discharge protection device
Electrostatic discharge (ESD) protection device is provided. An ESD device includes a substrate having an input region; a plurality of fins on the substrate in the input region; a well region, doped with first-type ions, in the plurality of fins and in the substrate; an epitaxial layer on each fin in the input region; a drain region, doped with second-type ions, in a top portion of each fin and in the epitaxial layer; an extended drain region, doped with the second-type ions, in a bottom portion of each fin to connect to the drain region and in a portion of the substrate, in the input region; and a counter-doped region, doped with the first-type ions, in a portion of the substrate between two adjacent fins to insulate adjacent extended drain regions.
US11114430B2 Leakage current detection and protection device and power connector employing the same
A leakage current detection and protection device coupled between input and output ends of power lines, and includes first and second switching modules, a leakage current detection module, a self-test module, and first and second drive modules. When the leakage current detection module detects a leakage current on the power lines, the second drive module controls the second switching module to disconnect power to the output end. When the self-test module detects a fault in the leakage current detection module, the first drive module controls the first switching module to disconnect the power to the output ends. The first switching module is coupled between the input end and a point where the leakage current detection module, the self-test module, and the first and second drive modules are coupled, so that these modules are de-powered when the first switching module disconnects the electrical connection to output ends.
US11114429B2 Integrated circuit device with electrostatic discharge (ESD) protection
Disclosed herein are integrated circuit devices and methods for fabricating the same that include at least one non-I/O die having ESD protection circuitry. The ESD protection circuitry disclosed herein may also be utilized in I/O dies. In one example, an integrated circuit device includes a die having a first body. First and second contact pads are exposed to a surface of the first body. The first contact pad is configured to connect to a first supply voltage. The second contact pad is configured to connect to a second supply voltage or ground. A first charge-sensitive circuitry formed in the first body is coupled between the first and second contact pads. A first RC clamp formed in the first body is coupled between the first and second contact pads. The first RC clamp includes at least two BigFETs coupled between the first and second contact pads, and a trigger circuitry coupled in parallel to gate terminals of the at least two BigFETs.
US11114427B2 3D semiconductor processor and memory device and structure
A 3D semiconductor device, the device including: a first level including first single crystal transistors; and a second level including second single crystal transistors, where the first level is overlaid by the second level, where a vertical distance from the first single crystal transistors to the second single crystal transistors is less than four microns, where the first level includes a plurality of processors, and where the second level includes a plurality of memory cells.
US11114426B2 Bendable panel and method of fabricating same
A bendable panel and a method of fabricating same are provided. The bendable panel improves a current display panel to provide better support and impact resistance to a bent region of a display panel. In addition, a protection performance, such as corrosion resistance, on a line in the bent region is improved.
US11114424B2 Display substrate and method for preparing the same, and display device
The present disclosure provides a display substrate, a method for preparing the same, and a display device. The display substrate includes: a base substrate; a display function layer located on the base substrate, a first groove arranged in the first surface, and a first connection sub-line located in the first groove and covering a bottom and each side wall of the first groove, the first connection sub-line being connected to a signal input terminal; an integrated circuit located on a second surface, a second groove arranged in the second surface, and a second connection sub-line located in the second groove, the second connection sub-line being connected to the first connection sub-line and a signal output terminal of the integrated circuit.
US11114423B2 Image-forming element
An image-forming element includes a plurality of pixels, and projects and displays light emitted from the pixels. The image-forming element includes a light emitting element which includes a light source emitting the light and a mounting substrate on which a plurality of light emitting elements are provided on a mounting surface. A plurality of light sources which are segmented and included in at least one pixel are provided, and each of the light sources includes power supply electrodes provided on the same surface or a surface facing the mounting substrate. The mounting substrate includes a drive circuit which drives the light source and electrodes which are provided on the mounting surface and are electrically connected to the power supply electrodes of the light source. In each pixel, an area occupation ratio of the light source with respect to a region area of the pixel is 15% or more and 85% or less. The drive circuit includes a switch circuit which selectively short-circuits the electrodes electrically connected to the power supply electrodes of the light source with other electrodes or wirings in the drive circuit, or at least one non-volatile memory transistor for adjusting a light emission intensity of the light emitting element.
US11114421B2 Integrating system in package (SiP) with input/output (IO) board for platform miniaturization
Methods and apparatus relating to integrating System in Package (SiP) with Input/Output (IO) board for platform miniaturization are described. In an embodiment, a SiP board includes a plurality of logic components. An IO board is coupled to the SiP board via a grid array. The plurality of logic components is provided on both sides of the SiP board and one or more of the plurality of logic components are to positioned in an opening in the IO board. Other embodiments are also disclosed and claimed.
US11114418B2 Electronic device, method of manufacturing electronic device, and electronic apparatus
An electronic device includes: a first layer that includes first electronic components in a group and has a first through space between adjacent ones of the first electronic components; and a second layer that is stacked over the first layer and includes second electronic components which are coupled to the first electronic components and a second through space between adjacent ones of the second electronic components, the second through space being partially overlapping with the first through space.
US11114415B2 Semiconductor device with a layered protection mechanism and associated systems, devices, and methods
A semiconductor device includes a first die; a second die attached over the first die; a metal enclosure directly contacting and extending between the first die and the second die, wherein the first metal enclosure is continuous and encircles a set of one or more internal interconnects, wherein the first metal enclosure is configured to electrically connect to a first voltage level; and a second metal enclosure directly contacting and extending between the first die and the second die, wherein the second metal enclosure is continuous and encircles the first metal enclosure and is configured to electrically connect to a second voltage level; wherein the first metal enclosure and the second metal enclosure are configured to provide an enclosure capacitance encircling the set of one or more internal interconnects for shielding signals on the set of one or more internal interconnects.
US11114413B2 Stacking structure, package structure and method of fabricating the same
A package structure includes a plurality of stacked die units and an insulating encapsulant. The plurality of stacked die units is stacked on top of one another, where each of the plurality of stacked die units include a first semiconductor die, a first bonding chip. The first semiconductor die has a plurality of first bonding pads. The first bonding chip is stacked on the first semiconductor die and has a plurality of first bonding structure. The plurality of first bonding structures is bonded to the plurality of first bonding pads through hybrid bonding. The insulating encapsulant is encapsulating the plurality of stacked die units.
US11114410B2 Multi-chip package structures formed by joining chips to pre-positioned chip interconnect bridge devices
Techniques are provided for constructing multi-chip package structures using pre-positioned interconnect bridge devices that are fabricated on a bridge wafer. For example, integrated circuit chips are mounted to a bridge wafer which is formed to have a plurality of pre-positioned interconnect bridge devices, wherein at least two integrated circuit chips are joined to each interconnect bridge device, and wherein each interconnect bridge device includes wiring to provide chip-to-chip connections between the integrated circuit chips connected to the interconnect bridge device. A wafer-level molding layer is formed on the bridge wafer to encapsulate the integrated circuit chips mounted to the bridge wafer. The interconnect bridge devices are released from the bridge wafer. The wafer-level molding layer is then diced to form a plurality of individual multi-chip modules.
US11114407B2 Integrated fan-out package and manufacturing method thereof
An integrated fan-out (InFO) package includes an encapsulant, a die, a plurality of conductive structures, and a redistribution structure. The die and the conductive structures are encapsulated by the encapsulant. The conductive structures surround the die. The redistribution structure is disposed on the encapsulant. The redistribution structure includes a plurality of routing patterns, a plurality of conductive vias, and a plurality of alignment marks. The conductive vias interconnects the routing patterns. At least one of the alignment mark is in physical contact with the encapsulant.
US11114405B2 Semiconductor package structure with twinned copper
A semiconductor package structure is provided. The semiconductor package structure includes a chip structure. The semiconductor package structure includes a first conductive structure over the chip structure. The first conductive structure is electrically connected to the chip structure. The first conductive structure includes a first transition layer over the chip structure; a first conductive layer on the first transition layer; and a second conductive layer over the first conductive layer. The first conductive layer is substantially made of twinned copper. A first average roughness of a first top surface of the second conductive layer is less than a second average roughness of a second top surface of the first conductive layer.
US11114402B2 Semiconductor device with backmetal and related methods
Implementations of semiconductor devices may include a die having a first side and a second side, a contact pad coupled to the first side of the die, and a metal layer coupled to the second side of the die. A thickness of the die may be no more than four times a thickness of the metal layer.
US11114401B2 Bonding structure and method for manufacturing the same
A bonding structure and a method for manufacturing the bonding structure are provided. Multiple chips arranged in an array are formed on a surface of a wafer. Each of the chips includes a device structure, an interconnect structure electrically connected to the device structure, and a first package pad layer electrically connected to the interconnect structure. The first package pad layer is arranged at an edge region of the chip. A chip stack is obtained after bonding and cutting the multiple wafers, and the first package pad layer at the edge region of the chip is exposed.
US11114397B2 Semiconductor package substrate and method of manufacturing semiconductor package using the same
Provided in a semiconductor package substrate including a semiconductor chip including a connection pad, an encapsulant encapsulating at least a portion of the semiconductor chip, a connection member disposed on the semiconductor chip and the encapsulant, the connection member including a redistribution layer that is electrically connected to the connection pad, a first passivation layer disposed on the connection member, and an adhesive layer disposed on at least one of a top surface of the encapsulant and a bottom surface of the first passivation layer in a region outside of the semiconductor chip.
US11114395B2 Post passivation interconnect
An integrated circuit (IC) device includes a first passivation layer over a substrate. The IC device further includes a redistribution line over the first passivation layer, wherein the redistribution line has a barrel-shaped profile. The IC device further includes a second passivation layer over the redistribution line. The IC device further includes a polymer layer over the second passivation layer.
US11114390B2 Semiconductor device and forming method thereof
A semiconductor device includes a substrate, a first isolation structure, a second isolation structure and a dummy pattern. The substrate includes a first part surrounding a second part at a top view. The first isolation structure is disposed between the first part and the second part, to isolate the first part from the second part. The second isolation structure is disposed at at least one corner of the first part. The dummy pattern is disposed on the second isolation structure. The present invention also provides a method of forming said semiconductor device.
US11114389B2 Substrate structure and method for manufacturing a semiconductor package
A substrate structure includes a chip attach area and an upper side rail surrounding the chip attach area. The upper side rail includes an upper stress relief structure and an upper reinforcing structure. The upper stress relief structure surrounds the upper chip attach area. The upper reinforcing structure surrounds the upper stress relief structure. A stress relieving ability of the upper stress relief structure is greater than a stress relieving ability of the upper reinforcing structure. A structural strength of the upper reinforcing structure is greater than a structural strength of the upper stress relief structure.
US11114387B2 Electronic packaging structure
An electronic package structure is provided. The electronic packaging structure includes a substrate, a conductive layer disposed on the substrate, an intermetallic compound disposed on the conductive layer, a stress buffering material disposed on the substrate and adjacent to the conductive layer, and an electronic device disposed on the conductive layer and the stress buffering material. The intermetallic compound is disposed between the electronic device and the conductive layer, between the electronic device and the stress buffering material, between the substrate and the stress buffering material, and between the conductive layer and the stress buffering material. A maximum thickness of the intermetallic compound disposed between the electronic device and the stress buffering material, between the substrate and the stress buffering material, and between the conductive layer and the stress buffering material is greater than the thickness of the intermetallic compound disposed between the electronic device and the conductive layer.
US11114385B2 Plate-shaped workpiece processing method
A processing method for dividing a plate-shaped workpiece into a plurality of individual packages along a plurality of crossing division lines, in which the workpiece has terminals on the back side, includes the steps of attaching a protective member to the back side of the workpiece so as to cover the terminals to thereby unite the protective member with the workpiece, dividing the workpiece with the protective member along each division line to obtain the individual packages in a condition where the protective member is attached to each package, forming a conductive shield layer on the outer surface of each package, and peeling the protective member from each package.
US11114382B2 Middle-of-line interconnect having low metal-to-metal interface resistance
Provided are embodiments for an MOL interconnect structure having low metal-to-metal interface resistance interconnect structure including one or more contacts of one or more devices formed on a substrate. A dielectric layer is formed on one or more devices. One or more trenches are formed in the dielectric layer. The MOL interconnect structure also includes a barrier layer formed on one or more portions of the dielectric layer, along with a metallization layer, wherein the metallization layer forms a metal-to-metal interface with the one or more contacts.
US11114379B2 Integrated circuitry, memory integrated circuitry, and methods used in forming integrated circuitry
A method used in forming integrated circuitry comprises forming a stack of vertically-alternating tiers of different composition materials. A stair-step structure is formed into the stack and an upper landing is formed adjacent and above the stair-step structure. The stair-step structure is formed to comprise vertically-alternating tiers of the different composition materials. A plurality of stairs individually comprise two of the tiers of different composition materials. At least some of the stairs individually have only two tiers that are each only of a different one of the different composition materials. An upper of the stairs that is below the upper landing comprises at least four of the tiers of different composition materials. Structure independent of method is disclosed.
US11114376B2 System for layout design of structure with inter layer vias
A system (including a processor and memory with computer program code) that is configured to execute a method which includes generating the layout diagram including: selecting a circuit cell which includes an active element; bundling, for purposes of placement, the circuit cell and an inter-layer via together as an integral unit; placing the integral unit of the circuit cell and the inter-layer via in a first device layer of the layout diagram; and placing a metal pattern in a second device layer of the layout diagram; and wherein the placing the integral unit of the circuit cell and the inter-layer via forms a direct electrical connection channel between the circuit cell and the metal pattern.
US11114375B2 3D stacked memory and vertical interconnect structures for 3D stacked memory
Provided is a 3D stacked memory device having a cell region in which memory stacks are arranged on a substrate. Vertical memory stacks and a vertical interconnect structure are provided in the cell region. The vertical interconnect structure includes: a via-hole formed along a vertical direction of the cell region; and a conductive pillar shaped by filling the via-hole with a conductive material. The vertical interconnect structure is configured to interconnect a top electrode of the vertical memory stack and a conductive region of the substrate along the vertical direction. The 3D stacked memory device has a vertical interconnect structure configured with a vertical wiring plug of a conductive material in a cell region, so that it is possible to facilitate the manufacturing process and providing a vertical interconnect between top and bottom electrodes of the stacked memory device or a peripheral circuit of the substrate.
US11114371B2 Substrate-on-substrate structure and electronic device comprising the same
A substrate-on-substrate structure and an electronic device including the same are provided. The substrate-on-substrate structure includes: a first printed circuit board having a first side and a second side; a second printed circuit board disposed on the second side of the first printed circuit board, and having a first side connected to the second side of the first printed circuit board and a second side opposite to the first side connected to the second side of the first printed circuit board; a reinforcing structure attached to the first side of the second printed circuit board, and spaced apart from the second side of the first printed circuit board; and an underfill resin disposed between the second side of the first printed circuit board and the first side of the second printed circuit board, and covering at least a portion of the reinforcing structure.
US11114369B2 Semiconductor device and manufacturing method thereof
A thin semiconductor device with enhanced edge protection, and a method of manufacturing thereof. For example and without limitation, various aspects of this disclosure provide a thin semiconductor device comprising a substrate with an edge-protection region, and a method of manufacturing thereof.
US11114367B2 Molded integrated circuit packages and methods of forming the same
A package is disclosed. The package includes a leadframe, and a first die, attached to the leadframe. The package also includes first bond wires, each attached to one of the first bond pads of the first die and to one of the leads of the leadframe, and a package body molded over each of a portion of the die pad of the leadframe, a portion of the leads of the leadframe, a first portion of the first die, and one or more of the first bond wires. The molded package body defines a cavity, and a second portion of the first die contacts neither of the die pad and the package body. The package also includes a second die having second bond pads, where the second die is attached to the first die. The package also includes second bond wires, each attached to the first and second die.
US11114364B2 Semiconductor package
Disclosed is a semiconductor package comprising first and second semiconductor structures spaced apart on a first substrate, a heat sink covering the first and second semiconductor structure and the first substrate, and a thermal interface material layer between the heat sink and the first and second semiconductor structures. The first semiconductor structure includes a first sidewall adjacent to the second semiconductor structure and a second sidewall opposite the first sidewall. The thermal interface material layer includes a first segment between the first and second semiconductor structures and a second segment protruding beyond the second sidewall. A first distance from a top surface of the first substrate to a lowest point of a bottom surface of the first segment is less than a second distance from the top surface of the first substrate to a lowest point of a bottom surface of the second segment.
US11114353B2 Hybrid microelectronic substrates
Hybrid microelectronic substrates, and related devices and methods, are disclosed herein. In some embodiments, a hybrid microelectronic substrate may include a low-density microelectronic substrate having a recess at a first surface, and a high-density microelectronic substrate disposed in the recess and coupled to a bottom of the recess via solder.
US11114350B2 Method for removing photoresist from photomask substrate
Methods and apparatus for removing a photoresist layer from a photomask substrate are provided. In one example, a method for removing a photoresist layer from a substrate in a chamber includes generating a first plasma including first radicals from a first gas mixture in a processing chamber, exposing a portion of a photoresist layer on a substrate to the first radicals to remove the portion of the photoresist layer from the substrate, generating a second plasma including second radicals from a second gas mixture, wherein the second radicals have a different composition than the first radicals, and exposing another portion of photoresist layer to the second radicals to remove the second portion of the photoresist layer.
US11114348B2 Hybrid high-voltage low-voltage FinFET device
An integrated circuit includes a plurality of low-voltage FinFET transistors each having a channel length l and a channel width w, the low-voltage FinFET transistors having a first threshold voltage channel implant and a first gate dielectric thickness. The integrated circuit also includes a plurality of high-voltage FinFET transistors each having the channel length l and the channel width w, the high-voltage FinFET transistors having a second threshold voltage channel implant greater than the first threshold voltage channel implant and second gate dielectric thickness greater than the first gate dielectric thickness.
US11114347B2 Self-protective layer formed on high-k dielectric layers with different materials
Semiconductor device structures having metal gate structures with tunable work function values are provided. In one example, a semiconductor device includes a first gate structure and a second gate structure on a substrate; wherein the first gate structure includes a first gate dielectric layer having a first material, and the second gate structure includes a second gate dielectric layer having a second material, the first material being different from the second material, wherein the first and the second gate structures further comprises a first and a second self-protective layers disposed on the first and the second gate dielectric layers respectively, wherein the first self-protective layer comprises metal phosphate and the second self-protective layer comprises boron comprising complex agents and a first work function tuning layer on the first self-protective layer in the first gate structure.
US11114346B2 High density logic formation using multi-dimensional laser annealing
A method of forming transistor devices is described that includes forming a first transistor plane on a substrate, the first transistor plane including at least one layer of epitaxial film adaptable for forming channels of field effect transistors, depositing a first insulator layer on the first transistor plane, depositing a first layer of polycrystalline silicon on the first insulator layer, annealing the first layer of polycrystalline silicon using laser heating. The laser heating increases grain size of the first layer of polycrystalline silicon. The method further includes forming a second transistor plane on the first layer of polycrystalline silicon, the second transistor plane being adaptable for forming channels of field effect transistors, depositing a second insulator layer on the second transistor plane, depositing a second layer of polycrystalline silicon on the second insulator layer, and annealing the second layer of polycrystalline silicon using laser heating.
US11114343B2 Partial backside metal removal singulation system and related methods
Implementations of methods of singulating a plurality of die included in a substrate may include forming a plurality of die on a first side of a substrate, forming a backside metal layer on a second side of a substrate, forming a groove only partially through a thickness of the backside metal layer, and singulating the plurality of die included in the substrate through removing backmetal material in the die street and removing substrate material in the die street. The groove may be located in a die street of the substrate.
US11114342B2 Wafer processing method
A wafer processing method is a method of dividing a wafer in which a functional layer is laminated to a top surface of a substrate and a plurality of devices are formed, along streets dividing the plurality of devices. The wafer processing method includes: a protective member disposing step of disposing an adhesive tape on the functional layer side of a top surface of the wafer; a cutting step of forming, along the streets, a cut groove having a depth exceeding a finished thickness of the wafer by making a cutting blade cut into an undersurface of the wafer; and a plasma etching step of extending the cut groove toward the top surface of the wafer and dividing the substrate along the streets by plasma-etching, from an undersurface side, the wafer whose adhesive tape side is held by a chuck table.
US11114337B2 Method for bonding and interconnecting semiconductor chips
A method is provided for bonding and interconnecting two semiconductor chips arranged on semiconductor substrates. HSQ (Hydrogen Silsesquioxane) or an equivalent material is used as a bonding layer and after bonding and thinning one of the wafers (or first thinning and then bonding), the bond layer is locally irradiated by an e-beam through the thinned substrate, thereby locally transforming the bonding material into silicon oxide. Then a via opening is etched through the thinned substrate and an etch process selectively removes the oxide from an area delimited by the bonding material or vice versa. The filling of the via opening establishes an electrical connection between the bonded wafers, that is equivalent to a connection obtained by hybrid bonding, but that does not suffer from the disadvantages thereof.
US11114334B2 Semiconductor device with air gap and method for preparing the same
A semiconductor device includes a first bit line and a second bit line disposed over a semiconductor substrate, and a dielectric structure disposed over a sidewall of the first bit line. The first bit line is between the second bit line and the dielectric structure, and the first bit line is separated from the second bit line by an air gap. A method for preparing a semiconductor device includes forming a first dielectric structure and a second dielectric structure over a semiconductor substrate, and forming a conductive material over the first and the second dielectric structures. The conductive material extends into a first opening between the first and the second dielectric structures. The method also includes partially removing the conductive material to form a first bit line and a second bit line in the first opening.
US11114331B2 Method for fabricating shallow trench isolation
A method for fabricating semiconductor device includes the steps of: forming a trench in a substrate; forming a pad layer adjacent to two sides of trench; forming a dielectric layer to fill the trench; and performing a dry etching process to remove the pad layer and part of the dielectric layer to form a shallow trench isolation (STI). Preferably, the dry etching process comprises a non-plasma etching process.
US11114321B2 Apparatus and method for real-time sensing of properties in industrial manufacturing equipment
An apparatus and method for real-time sensing of properties in industrial manufacturing equipment are described. The sensing system includes first plural sensors mounted within a processing environment of a semiconductor device manufacturing system, wherein each sensor is assigned to a different region to monitor a physical or chemical property of the assigned region of the manufacturing system, and a reader system having componentry configured to simultaneously and wirelessly interrogate the plural sensors. The reader system uses a single high frequency interrogation sequence that includes (1) transmitting a first request pulse signal to the first plural sensors, the first request pulse signal being associated with a first frequency band, and (2) receiving uniquely identifiable response signals from the first plural sensors that provide real-time monitoring of variations in the physical or chemical property at each assigned region of the system.
US11114320B2 Processing system and method of forming a contact
Embodiments disclosed herein include a processing system and a method of forming a contact. The processing system includes a plurality of process chambers configured to deposit, etch, and/or anneal a source/drain region of a substrate. The method includes depositing a doped semiconductor layer over a source/drain region, forming an anchor layer in a trench, and depositing a conductor in the trench. The method of forming a contact results in reduced contact resistance by using integrated processes, which allows various operations of the source/drain contact formation to be performed within the same processing system.
US11114318B2 Assembling apparatus and assembling method for semiconductor manufacturing apparatus
Provided is an assembling apparatus for a semiconductor manufacturing apparatus. The assembling apparatus includes: a body; lift attached to the body and configured to move a reaction tube having an opening at a lower end portion thereof vertically, thereby allowing a gas supply pipe to be installed inside the reaction tube through the opening while the reaction tube is held by the lift; gas supply source configured to supply a gas into the reaction tube through the gas supply pipe while the reaction tube is held by the lift; and an exhaust mechanism including a pump configured to exhaust an inside of the reaction tube through the opening, thereby performing a leakage test of the reaction tube while the reaction tube is held by the lift.
US11114315B2 Chip packaging method and package structure
The present disclosure provides a chip packaging method and a package structure. The chip packaging method comprises: forming a protective layer having material properties on a die active surface of a die; attaching (such as adhering) the die in which the die active surface is formed with the protective layer onto a carrier, the die active surface facing the carrier, and a die back surface of the die facing away from the carrier; forming an encapsulation layer having material properties to encapsulate the die; removing (such as stripping off) the carrier to expose the protective layer; and forming a conductive layer and a dielectric layer. The chip packaging method reduces or eliminates warpage in the panel packaging process, lowers a requirement on an accuracy of aligning the die on the panel, reduces a difficulty in the panel packaging process, and makes the packaged chip structure more durable, and thus the present disclosure is especially suitable for large panel-level package and package of a thin chip with a large electric flux.
US11114314B2 Method for fabrication of a semiconductor structure including an interposer free from any through via
A method of forming a semiconductor structure includes introducing, at selected conditions, hydrogen and helium species (e.g., ions) in a temporary support to form a plane of weakness at a predetermined depth therein, and to define a superficial layer and a residual part of the temporary support; forming on the temporary support an interconnection layer; placing at least one semiconductor chip on the interconnection layer; assembling a stiffener on a back side of the at least one semiconductor chip; and providing thermal energy to the temporary support to detach the residual part and provide the semiconductor structure. The interconnection layer forms an interposer free from any through via.
US11114313B2 Wafer level mold chase
A mold chase is provided, including a lower mold support and an upper mold support which are configured to be pressed together to form a mold cavity therebetween for receiving a wafer level substrate. The mold chase also includes multiple gates and at least one vent disposed along the periphery of the mold cavity. The gates are configured to allow a mold material to be injected into the mold cavity, and the vents are configured to release gas from the mold cavity. The distance between one of the gates and the closest vent is less than the diameter of the mold cavity.
US11114312B2 Method for manufacturing an encapsulation cover for an electronic package and electronic package comprising a cover
A method for manufacturing a cover for an electronic package includes placing an insert having opposite faces between opposite faces of a cavity of a mold. A coating material is injected in the mold cavity around the insert. The coating material is then set to form a substrate that is overmolded around the insert and produce the cover.
US11114309B2 Articles and methods of forming vias in substrates
Methods of forming vias in substrates having at least one damage region extending from a first surface etching the at least one damage region of the substrate to form a via in the substrate, wherein the via extends through the thickness T of the substrate while the first surface of the substrate is masked. The mask is removed from the first surface of the substrate after etching and upon removal of the mask the first surface of the substrate has a surface roughness (Rq) of about less than 1.0 nm.
US11114305B2 Etching method and semiconductor manufacturing method
An etching method which includes treating a workpiece having a stacked film (5) of a silicon oxide layer (2) and a silicon nitride layer (3) with an etching gas containing an unsaturated halon represented by the chemical formula: C2HxF(3−x)Br (in the chemical formula, x stands for 0, 1, or 2) so as to control the respective etch rates of the silicon nitride layer and the silicon oxide layer to the same level and form a high-aspect-ratio hole having a desirable profile at a high etch rate. Also disclosed is a method of manufacturing a semiconductor which includes by carrying out the etching method.
US11114303B2 Gate all around device, method for manufacturing FinFET device, and method for manufacturing gate all around device
In a method, a semiconductor substrate is etched to form a trench, such that the trench defines a channel portion. A hard mask layer is deposited over sidewalls of the channel portion. The semiconductor substrate is anisotropically etched to deepen the trench, such that the deepened trench further defines a base portion under the channel portion and the hard mask layer. The hard mask layer is removed from the sidewalls of the channel portion. The deepened trench is filled with an isolation material. The isolation material is recessed to form an isolation structure, in which the channel portion protrudes from the isolation structure.
US11114300B2 Laser annealing apparatus, inspection method of substrate with crystallized film, and manufacturing method of semiconductor device
A laser annealing apparatus (1) according to the embodiment includes: a laser beam source (11) configured to emit a laser beam (L1) to crystallize an amorphous silicon film (101a) on a substrate (100) and to form a poly-silicon film (101b); a projection lens (13) configured to condense the laser beam to irradiate a silicon film (101); a probe beam source configured to emit a probe beam (L2); a photodetector (25) configured to detect the probe beam (L3) transmitted through the silicon film (101); a processing apparatus (26) configured to calculate a standard deviation of detection values of a detection signal output from the photodetector, and to determine a crystalline state of the crystallized film based on the standard deviation.
US11114299B2 Techniques for reducing tip to tip shorting and critical dimension variation during nanoscale patterning
A method of forming surface features in a hardmask layer, including etching a first surface feature into the hardmask layer, the first surface feature having a first critical dimension, performing an ion implantation process on the first surface feature to make the first surface feature resistant to subsequent etching processes, etching a second surface feature into the hardmask layer adjacent the first surface feature, wherein the first critical dimension is preserved.
US11114291B2 Method of separating different ions having similar mass to charge ratios
A method of filtering ions (16) is disclosed comprising: providing an ion filter (6) having an ion entrance, an ion exit and a plurality of electrodes (18); applying an AC and/or RF voltage to at least a first electrode so as to generate a pseudo-potential barrier; and urging ions towards the pseudo-potential barrier as they travel from the entrance to the exit whilst maintaining the ion filter (6) at a pressure such that first ions are repelled by the pseudo-potential barrier and so are transmitted through the filter to said exit, whereas second ions having substantially the same mass to charge ratio as the first ions but a lower mass are not capable of being repelled by the pseudo-potential barrier and reaching said exit.
US11114290B1 Ion funnels and systems incorporating ion funnels
An ion transport system comprises: (I) an ion transfer tube extending between an atmospheric-pressure ionization chamber and a partially evacuated chamber; and (II) an ion funnel within the chamber comprising: (1) an exit electrode that has an exit aperture configured to deliver the gas and charged particles to a high-vacuum chamber; and (2) a funnel portion comprising a plurality of plate electrodes configured as a stack, each electrode comprising a respective aperture, wherein an aperture diameter of each of the plurality of electrodes is greater than or equal to three times an inter-electrode pitch and wherein no DC electrical potential gradient is applied between the exit electrode and an adjacent one of the plurality of plate electrodes.
US11114289B2 Non-disappearing anode for use with dielectric deposition
Embodiments of the invention generally relate to an anode for a semiconductor processing chamber. More specifically, embodiments described herein relate to a process kit including a shield serving as an anode in a physical deposition chamber. The shield has a cylindrical band, the cylindrical band having a top and a bottom, the cylindrical band sized to encircle a sputtering surface of a sputtering target disposed adjacent the top and a substrate support disposed at the bottom, the cylindrical band having an interior surface. A texture is disposed on the interior surface. The texture has a plurality of features. A shaded area is disposed in the feature wherein the shaded area is not visible to the sputtering target. A small anode surface is disposed in the shaded area.
US11114286B2 In-situ optical chamber surface and process sensor
Embodiments disclosed herein include optical sensor systems and methods of using such systems. In an embodiment, the optical sensor system comprises a housing and an optical path through the housing. In an embodiment, the optical path comprises a first end and a second end. In an embodiment a reflector is at the first end of the optical path, and a lens is between the reflector and the second end of the optical path. In an embodiment, the optical sensor further comprises an opening through the housing between the lens and the reflector.
US11114284B2 Plasma reactor with electrode array in ceiling
A plasma reactor includes a chamber body having an interior space that provides a plasma chamber, a gas distributor to deliver a processing gas to the plasma chamber, a workpiece support to hold a workpiece, an electrode assembly comprising a plurality of conductors spaced apart from and extending laterally across the workpiece support in a parallel coplanar array, a first RF power source to supply a first RF power to the electrode assembly, and a dielectric bottom plate between the electrode assembly and the workpiece support, the dielectric bottom plate providing an RF window between the electrode assembly and the plasma chamber.
US11114283B2 Reactor, system including the reactor, and methods of manufacturing and using same
A reactor for processing substrates and methods for manufacturing and using the reactor are disclosed. Specifically, the reactor can include a material that forms gas compounds. The gas compounds are then easily removed from the reactor, thus reducing or avoiding contamination of the substrates in the reactor that would otherwise arise.
US11114281B2 Method and device for radio frequency impedance matching, and semiconductor processing apparatus
A method for radio frequency impedance matching includes performing frequency scanning matching using first n pulse phases of first m pulse periods as a frequency scanning stage, and from an (m+1)-th pulse period to an M-th pulse period, maintaining a frequency scanning parameter of a pulse phase corresponding to each frequency scanning stage of each pulse period. The radio frequency includes M pulse periods, each pulse period includes N pulse phases, M and N are integers greater than 1, m and n are integers greater than 0, m
US11114279B2 Arc suppression device for plasma processing equipment
The present disclosure relates to plasma generation systems particularly applicable to systems which utilize plasma for semiconductor processing. A plasma generation system consistent with the present disclosure includes an arc suppression device coupled to the RF generator. The arc device includes switches that engage upon a triggering signal. In addition, the arc device includes a power dissipater to be engaged by the set of switches to dissipate both stored and delivered energy when the set of switches engage. The arc suppression device also includes an impedance transformer coupled to the power dissipater to perform an impedance transformation that, when the switches are engaged in conjunction with the power dissipater, reduces the reflection coefficient at the input of the device. The plasma generation system further includes a matching network coupled to the radio frequency generator and a plasma chamber coupled to the matching network.
US11114267B2 Single hand controller
A single hand controller including a front surface and a back surface, with a first and second side surface there between and an upper surface and bottom surface. The upper surface includes a joystick, and the front surface has a proportional plunger and one or more switches. The controller is grasped by placing a user's finger tips on the front surface, with user's index finger operating the proportional plunger and remaining fingers operating the switches. The thenar eminence group of muscles of the user's hand rests against the back surface, whereby the user's thumb is disposed so as to operate the joystick.
US11114266B1 Element sub-structure
A sub-structure element support system is disclosed. The sub-structure element support system includes a novel molded structure designed to support an electrical element, such as a fuse. The molded structure is a protective and insulative sleeve for the electrical element and reduces forces on the electrical element during free-fall and operation conditions. The molded structure also facilitates automation during manufacturing and reduces cost.
US11114262B2 Contact system for electrical current conduction and bus transfer switching in a switchgear
A switchgear having bus transfer current switching capability by a turn and twist mechanism that includes a contact system for electrical current conduction and bus transfer switching is provided. The contact system has fixed and movable contact assemblies. Each contact assembly includes main contacts and arcing contacts. The arcing contacts are for bus transfer switching. The movable contact assembly includes a current path pipe and an end piece. The current path pipe is a cylindrical pipe, and the end piece is a rectangular block. The movable contact assembly includes a movable main contact provided on the rectangular block, and a movable arcing contact provided at the end of the cylindrical pipe on a portion about the periphery. During engagement, the cylindrical pipe turns about a first axis to bring the contact assemblies proximal to each other, and twists about a second axis for engagement of the main contacts.
US11114261B2 Electrical connector for igniter for exothermic welding
An electrical connector can be provided for connecting a power source to an insertable conductor, including an igniter for exothermic weld material. One or more conductors can be disposed within a housing that is configured to receive the insertable conductor. An actuator can be engaged from outside the housing to move at least one of the conductors within the housing between resting and actuated orientations.
US11114253B2 Additive material for an electrode of an electrochemical cell, double layer capacitor and production method for such an electrode
Additive material for an electrode of an electrochemical cell, double-layer capacitor and production method for such an electrode. Known additive materials for an electrode of an electrochemical cell contain electrically conductive particles composed of carbon, such as e.g. conductive carbon blacks or graphites. To provide an additive material having comparatively high ionic conductivity starting therefrom, it is proposed that the carbon additive particles have an average particle diameter in the range of 1 to 20 μm and contain mesopores and macropores which form a three-dimensionally interconnected pore structure.
US11114250B2 Solid electrolytic capacitor formed from conductive polymer particles
A solid electrolytic capacitor containing a capacitor element is provided. The capacitor element contains a sintered porous anode body, a dielectric that overlies the anode body, a solid electrolyte that overlies the dielectric that includes conductive polymer particles that contain a complex formed from a thiophene polymer and a copolymer counterion, and an external polymer coating that overlies the solid electrolyte and includes conductive polymer particles.
US11114249B2 Thin-film capacitor
In a thin-film capacitor, an electrode terminal layer and an electrode layer of a capacitor portion are connected to electrode terminals by via conductors that is formed to penetrate an insulating layer in a thickness direction thereof, and a short circuit wiring in the thickness direction is realized by the via conductors. In the thin-film capacitor, an increase in the number of terminals in the plurality of electrode terminals is achieved, a decrease in length of a circuit wiring is achieved, and thus a thin-film capacitor with low-ESL has been achieved.
US11114246B2 Multilayer ceramic electronic component
A multilayer ceramic electronic component includes an element body. The element body includes a capacitance region and an exterior region. The capacitance region is formed by alternately laminating inner dielectric layers and internal electrode layers having different polarities. The exterior region is laminated outside the capacitance region in a laminating direction and formed by outer dielectric layers. The internal electrode layers contain a main component of copper and/or silver. An exterior void ratio is larger than a capacitance void ratio, in which the exterior void ratio is an area ratio of voids contained in the exterior region, and the capacitance void ratio is an area ratio of voids contained in the capacitance region.
US11114244B2 Dielectric composition and electronic component
Provided is a dielectric composition which includes, as a main component, a complex oxide represented by a general formula AaBbC4O15+α and having a tungsten bronze structure, wherein “A” includes at least Ba, “B” includes at least Zr, “C” includes at least Nb, “a” is 3.05 or higher, and “b” is 1.01 or higher. In the dielectric composition, when the total number of atoms occupying M2 sites in the tungsten bronze structure is set to 1, the proportion of “B” is 0.250 or higher. In addition, in the dielectric composition, an X-ray diffraction peak of a (410) plane of the tungsten bronze structure is splitted into two, and an integrated intensity ratio of an integrated intensity of a high-angle side peak of the X-ray diffraction peak with respect to an integrated intensity of a low-angle side peak of the X-ray diffraction peak is 0.125 or higher.
US11114237B2 Method of improving the coercivity of Nd—Fe—B magnets
A method of improving coercivity of an Nd—Fe—B magnet includes a first step of providing an Nd—Fe—B magnet having a first surface and a second surface. Next, a first solidified film of at least one pure heavy rare earth element is formed and attached to the first surface of the Nd—Fe—B magnet to prevent a reduction in corrosion resistance caused by oxygen and fluorine and hydrogen. After forming the first solidified film, the Nd—Fe—B magnet is subjected a diffusion treatment in a vacuum or an inert atmosphere. After the diffusion treatment, the Nd—Fe—B magnet is subjected to an aging treatment in the vacuum or the inert atmosphere.
US11114233B2 AC/DC converter
An AC/DC converter comprising a set of two rectifying bridges, each rectifying bridge comprising a first output connected to an output terminal of the AC/DC converter by an interphase inductor. The interphase inductor may comprise a magnetic circuit comprising two branches that are substantially parallel and two windings, each winding being wound about one branch selected from the two branches. Each winding may be held away from the magnetic circuit, at every point of the winding, by means of a set of at least one holding block made of a material having an A-scale Shore hardness lower than or equal to 50 and being distant at every point from the branches.
US11114231B2 Rotary solenoid
A rotary solenoid includes: a fixed body portion having a casing in which a pair of bearing portions and positioned on front and rear sides are provided; and a movable body portion having a rotation shaft rotatably supported by the pair of bearing portions. The fixed body portion includes: the casing formed of a magnetic material; and an air-cored coil of which the surface orthogonal to an axial direction of the rotation shaft is fixed to an inner surface of the casing. The movable body portion includes: a rotor yoke having one end fixed to the rotation shaft; and a magnet portion having a pair of magnets and fixed to an opposing surface positioned on the other end side of the rotor yoke serving as a surface opposing the air-cored coil and disposed along a rotation direction of the opposing surface.
US11114229B2 Coil component
In an embodiment, a coil component includes an insulator part and a coil part. The insulator part is constituted by an electrical insulation material, and is no more than 600 μm long and no more than 600 μm high. The coil part is wound around one axis and placed inside the insulator part. The coil part has an opening part constituted by straight line parts and curved line parts and whose shape as viewed from the one axis direction is an approximate rectangle, wherein the line length of the curved line parts along the inner periphery of the opening part is no more than 40% of the line length of the inner periphery of the opening part. The coil component can satisfy both a size reduction need and the properties need.
US11114225B2 Rare earth thin film magnet and production method thereof
A rare-earth thin film magnet is provided which includes Nd, Fe and B as essential components, characterized by including a Si substrate having an oxide film present on a surface thereof, a Nd base film formed as a first layer over the Si substrate, and a Nd—Fe—B film formed as a second layer on the first layer. The rare earth thin film magnet and a production process therefor provides a rare earth thin film magnet suffering neither film separation nor substrate breakage and having satisfactory magnetic properties even when the second layer has composition in the range of 0.120 ≤Nd/(Nd+Fe)<0.150, which corresponds to a compositional range in the vicinity of a stoichiometric composition.
US11114220B2 Hollow insulator and method for production thereof
A hollow insulator for high electric voltages has an insulating tube and a covering of the insulating tube made from a fiber-reinforced plastic. The covering is placed on an outer surface of the insulating tube. There is also described a method for producing the type of hollow insulator.
US11114219B2 Strand leadthrough device
A strand leadthrough device for leading a plurality of strands in the form of cables or cable bundles, pipes, and/or tubes through a passage in a wall includes: a frame which is fastenable to an outer side of the wall and encloses at least one clearance through which the strands are led; a first sealing membrane which has a plurality of leadthrough openings through which a strand is led; and a second sealing membrane having a plurality of leadthrough points through which a strand is led. In order to form a leadthrough channel for a strand, in each case one leadthrough point of the second sealing membrane is assigned in each case to one leadthrough opening in the first sealing membrane. In a region of the leadthrough points, the second sealing membrane has elastically deformable sealing lamellae which, in a starting state, lie against one another closing the leadthrough channel.
US11114216B2 Aluminum-resin composite, insulated aluminum wire, flat cable and processes for producing the same
The present invention relates to an aluminum-resin composite and provides the aluminum-resin composite which is excellent in adhesive property between metal and resin and is applicable to a continuous production process such as a wire production process. Specifically, the present invention uses the aluminum-resin composite including a metal made of aluminum or an aluminum alloy and resin adhering to the metal via an alumina nanoporous layer formed on a surface of the metal. The alumina nanoporous layer contains alumina nanoparticles of 5 nm to 10 nm in average particle diameter and holes three-dimensionally communicating with one another.
US11114213B2 Self-recharging direct conversion electrical energy storage device and method
A method and apparatus for collecting and storing the energy emitted by radioisotopes in the form of alpha and or beta particles is described. The present invention incorporates aspects of four different energy conversion and storage technologies, those being: Nuclear alpha and or beta particle capture for direct energy conversion and storage, fuel cells, rechargeable electrochemical storage cells and capacitive electrical energy storage.
US11114212B2 Thorium molten salt system using internally generated proton-induced neutrons
A method of generating power using a Thorium-containing molten salt fuel is disclosed. One example includes the steps of providing a vessel containing a molten salt fuel, generating a proton beam externally to the vessel, where the externally generated proton beam being of an energy level sufficient to interact with the salt in the vessel to produce a (p, n) reaction resulting in the generation of a neutron at the first energy level. Neutrons generated within the vessel through the (p, n) reactions caused by the externally generated proton's interaction with the at least one salt are utilized to produce a fission reaction where the fission reaction increases the heat content of the molten salt within the vessel. In the example, a heat exchanger is used to extract heat from the molten salt within the vessel and power is generated from the extracted heat.
US11114206B2 Vital signs with non-contact activity sensing network for elderly care
Determining a physical state of a person includes detecting positions of different portions of the person, transforming detected positions into a point cloud having a density that varies according to movement of each of the portions, correlating movement and position data from the point cloud with known physical state positions and transitions between different states, choosing a particular physical state by matching the data from the point cloud with the particular physical state, and obtaining vital signs of the person during an optimal period of time for automatic capturing of vital signs by detecting when the person is in a particular state. The particular state may be a static state. The static state may be standing, sitting, or laying down. The vital signs may include measuring a breathing rate and measuring a heartbeat rate. Vital signs may be obtained by detecting pulsations in the point cloud representing breathing and heartbeats.
US11114201B2 Information provision method, information processing system, information terminal, and information processing method
To objectively grasp a stress state of a user and to prevent a mental disorder of the user, the following steps are performed: acquiring, via a network, biogas information at multiple timings and time information corresponding to each of the multiple timings, wherein the biogas information represents a concentration of ethylene glycol of a user acquired by a sensor that detects ethylene glycol discharged from a skin surface of the user; obtaining reference information representing an upper limit of a normal range of the concentration of ethylene glycol per unit period of time, using a memory storing the reference information representing the upper limit of the normal range; determining a stress time period during which a concentration of the ethylene glycol of the user is more than the upper limit of the normal range, based on the acquired biological gas information; and outputting time period information indicating the determined stress time period to an information terminal of the user, to display the stress time period indicated by the time period information on a display of the information terminal.
US11114199B2 Workflow systems and methods for enhancing collaboration between participants in a surgical procedure
A surgical workflow system for performing a surgical procedure. The surgical workflow system comprises one or more locators arrangeable to determine locations of a plurality of surgical objects. Information conveyor devices are coupled to the one or more locators and are assigned to different participants in the surgical procedure. A workflow controller accesses a pre-scripted workflow having a plurality of workflow steps associated with the surgical procedure, identifies a change event that indicates a deviation from the pre-scripted workflow, determines event information tailored to the different participants based on the change event, and transmits the event information to the participants through the plurality of information conveyor devices so that different event information can be conveyed to the different participants, wherein the event information is provided in the context of the surgical objects.
US11114197B2 System and method associated with determining physician attribution related to in-patient care using prediction-based analysis
A system associated with determining physician attribution related to in-patient care based at least on prediction of attribution values associated with patient-physician attribution is disclosed. The system extracts clinical data associated with a patient from a first database, with the extracted clinical data comprising clinical information related to the patient and the clinical information including vector values indicative of clinical progress of the patient at various stages of treatment. The system stores the extracted clinical data in a second database and determines attribution values using the attribution manager with the attribution values being based on a predictive analysis using predetermined weights associated with the vector values. A training data set is generated based on learned weight values associated with the clinical progress of the patient. The system iteratively updates the vector values of the patient at least using a predictive analysis associated with the training data set. The updated vector values of the patient and the learned weight values are processed in order to cross-validate expert clinical information associated with a patient. At least one patient-physician attribution value is generated based on cross-validation of the expert clinical information and predictive analysis associated with the training data set. A corresponding method and computer readable medium are also disclosed.
US11114192B2 Data processing system for processing network data records transmitted from remote, distributed terminal devices
Disclosed is a computing architecture and method for operating and managing a health care plan from a mobile device or web browser. The present invention provides an architecture that facilitates customer access to affordable, personalized health care, along with the efficient processing of claims.
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