| Document | Document Title |
|---|---|
| US11662987B2 |
Logically splitting object code into modules with lazy loading of content
A method for receiving a first portion of object code, analyzing a first portion of object code in a static manner to determine a call tree hierarchy, dividing, by a synthetic compiler, the first portion of object code into a plurality of modules; and starting to run the first portion of object code to start a runtime phase, with the running of the first portion of the object code including: (i) lazy loading of the modules of the plurality of modules of the first portion of object code, and/or (ii) eager unloading of the modules of the plurality of modules of the first portion of object code. |
| US11662986B1 |
Reducing data transfer to machine learning accelerator hardware
A computer program compiled for a machine learning accelerator hardware and associated with a default input data size is received. An execution of an operation of the computer program is initiated. It is identified that a data size of an input data of the operation is smaller than the default input data size. The smaller data size of the input data of the operation rather than the default input data size is caused to be transferred to the machine learning accelerator hardware for the input data of the operation. |
| US11662984B2 |
Frequent source code pattern mining
A data mining technique is used to find large frequently-occurring source code patterns from methods/APIs that can be used in code development. Simplified trees that represent the syntactic structure and type and method usage of a source code fragment, such as a method, are mined to find closed and maximal frequent subtrees which represent the largest frequently-occurring source code patterns or idioms associated with a particular type and method usage. These idioms are then used in an idiom web service and/or a code completion system to assist users in the development of source code programs. |
| US11662982B1 |
Intelligent recommendation for creation of software architectural diagrams
An architectural diagram recommendation engine is implemented in a data processing system for software architectural diagram analysis and recommendation. The architectural diagram recommendation engine analyzes a software requirements specification document using natural language processing to identify functional requirements and security requirements. The architectural diagram recommendation engine analyzes a digital software architectural diagram image to identify functional components and identifies one or more discrepancies between the functional components of the digital software architectural diagram image and the functional requirements or security requirements. The architectural diagram recommendation engine generates an alert concerning the one or more discrepancies and presents the alert in association with the digital software architectural diagram image. |
| US11662981B2 |
Low-power programmable truncated multiplication circuitry
Methods, apparatuses, and truncated multiplication circuitry for truncated multiplication are provided. Truncated multiplication circuitry includes a control register that includes a first section configured to store a first value representing truncating a most significant bit (MSB) of a partial product of a multiplier and a multiplicand, and a second section configured to store a value representing a truncation mode. The truncated multiplication circuitry also includes control circuitry configured to truncate the MSB of the partial product based on the truncation mode if the first section stores the first value. A method includes: in response to receiving a multiplier and a multiplicand, determining a partial product of the multiplier and the multiplicand; receiving a first value representing truncating a most significant bit (MSB) of the partial product and a value representing a truncation mode; and truncating the MSB of the partial product based on the truncation mode. |
| US11662975B2 |
Method and apparatus for teleconference
A method for teleconference includes receiving a first media stream that carries a first audio, and a second media stream that carries a second audio, and receiving a first audio weight for weighting the first audio and a second audio weight for weighting the second audio. The first audio weight and the second audio weight are different from each other and determined based on at least one of (i) content of the first audio and content of the second audio or (ii) received customization parameters. The method further includes generating a mixed audio by combining a weighted first audio based on the first audio weight and a weighted second audio based on the second audio weight. |
| US11662971B2 |
Display apparatus and cast method
The disclosure provides a display apparatus and a cast method, including: a display; a rotation assembly; and a controller configured to receive image information sent from a terminal device. When the terminal is in a portrait mode, the image information includes effective area information and left and right black area information. The effective area information corresponds to content displayed on a current screen of the terminal device. The display is controlled to present a cast image based on the effective area information. The cast image is obtained by enlarging the effective area information by preset times. |
| US11662967B2 |
Printing system, information processing device, storage medium storing control program, and control method
A printing system includes an image forming apparatus and an information processing device. The image forming apparatus stores custom data indicating a setting value of a printing condition that can be achieved by the own apparatus. The information processing device includes a CPU. The CPU causes the information processing device to acquire custom data stored in the image forming apparatus, and a standard printing condition for a printer driver is set according to the custom data. |
| US11662965B1 |
Address verification coordination for mail pieces
Systems and methods are provided for address verification support. One embodiment includes a print server. The print server includes an interface that receives a print job comprising multiple mail pieces which each include an address of record from a client, and a controller that processes the print job according to a first workflow of the print server accessible by a first set of operators, detects address anomalies within the mail pieces by accessing an address verification system of a delivery entity, generates a second workflow that is for handling a mail piece having an address anomaly and is accessible only by a second set of operators distinct from the first set of operators, and confirms that the address of record for the mail piece in the second workflow has been updated based on input from the second set of operators. |
| US11662960B2 |
Information processing apparatus and method for controlling the same
An apparatus includes a setting unit and a control unit. The setting unit performs a first print setting indicating a poster printing function that divides a single piece of image data into a plurality of pieces of image data and generates print jobs, and a second print setting indicating a correction function for correcting calculated gray values when an image processing apparatus converts a plurality of pieces of color image data to grayscale, based on a number of colors acquired from each of the plurality of pieces of color image data. The control unit restricts the setting unit from performing the first print setting and the second print setting. In a state where one of the first print setting and the second print setting is performed by the setting unit, the control unit controls the setting unit not to perform the other print setting. |
| US11662952B2 |
Memory system and method of controlling nonvolatile memory and for reducing a buffer size
According to one embodiment, a memory system determines, for each of groups corresponding to streams, whether or not a length of write data associated with a set of write commands belonging to a same group reaches a minimum write size of a nonvolatile memory. When a length of write data associated with a set of write commands belonging to a first group corresponding to a first stream reaches the minimum write size, the memory system transfers the write data associated with the set of write commands belonging to the first group from a write buffer in a memory of the host to a first buffer in the memory system, and writes the write data transferred to the first buffer to a first write destination block corresponding to the first stream. |
| US11662948B2 |
Norflash sharing
A system on a chip allows external NorFlash memory sharing by multiple master devices. The system on a chip is configured to use an external NorFlash memory and includes a plurality of master devices and NorFlash virtualising circuity. The NorFlash virtualizing circuitry is configured to suspend a program operation or an erase operation being carried out on the external NorFlash memory, permit a read operation to be carried out on the NorFlash memory and then resume the suspended program operation or erase operation. Each master device of the plurality of master devices operates as a master to independently access the external NorFlash memory. |
| US11662947B2 |
Memory system and data processing system performing operation on commands before fetching of commands
A data processing system is provided to include a memory system to store data and information; and a host in communication with the memory system and including a submission queue for queueing a command to be processed by the memory system, the host configured to provide the memory system with a submission queue tail pointer indicating a tail of the submission queue and command information on a command, wherein the memory system is configured to receive command information on the command, performs a pre-operation on the command based on the command information, and fetches the command from the submission queue based on a result of the pre-operation. |
| US11662946B2 |
Priority-aware internode messaging for active-active storage system
A technique for managing messaging between storage nodes of a storage system includes a first storage node delaying the sending of non-latency-critical messages to a second storage node until the first storage node has a latency-critical message to be sent. The technique further includes combining the non-latency-critical messages with the latency-critical message to form a single, aggregated message, and sending the aggregated message to the second storage node. |
| US11662943B2 |
Adjustable media management
Methods, systems, and devices for adjustable media management are described. A media management operation may be performed at a first rate. During the media management operation, invalid data may be moved from a first block of memory cells to a second block of memory cells at the first rate to free space in the first block. Based on one or more conditions of the memory device, the rate that the media management operation is performed may be adjusted to a second rate. For example, the rate may be lowered based on a quantity of access operations performed on the memory device. Invalid data may continue to be moved from the first block of memory cells to the second block of memory cells at the second rate. |
| US11662939B2 |
Checking status of multiple memory dies in a memory sub-system
A processing device in a memory sub-system determines whether to check a status of one or more memory dies of the memory device and sends a multi-unit status command to the memory device, the multi-unit status command specifying a plurality of memory units associated with the one or more memory dies of the memory device. The processing device further receives a response to the multi-unit status command, the response comprising a multi-bit value comprising a plurality of bits, wherein each bit of the plurality of bits represents a status of one or more parameters of a plurality of parameters for a corresponding one of the plurality of memory units. |
| US11662932B2 |
Tiered storage system with defragmentation based on weighted flash fragmentation factor
Systems and method for providing tier selection for data based on a weighted flash fragmentation factor. A weighted flash fragmentation factor is determined indicating a severity of fragmentation in a non-volatile storage based on a logical block address range in a logical-to-physical mapping table for data from a host device to be stored in the tiered data storage system. The factor is shared with the host device to determine a tier selection. The data is stored according to the tier selection based on the factor. |
| US11662931B2 |
Mapping partition identifiers
An apparatus includes processing circuitry configured that performs data processing in response to instructions of one of a plurality of software execution environments. First stage partition identifier remapping circuitry remaps a partition identifier specified for a memory transaction by a first software execution environment to a internal partition identifier to be specified with the memory transaction issued to at least one memory system component. In response to a memory transaction to be handled, the at least one memory system component controls allocation of resources for handling the memory transaction or manage contention for the resources in dependence on a selected set of memory system component parameters selected in dependence on the internal partition identifier specified by the memory transaction. Second stage partition identifier remapping circuitry dynamically overrides the internal partition identifier to be specified with the memory transaction based on a sideband input signal and the first stage partition identifier remapping circuitry indicates, for the partition identifier, whether the second stage partition identifier remapping circuitry is to be used. |
| US11662929B2 |
Systems, methods, and computer readable media providing arbitrary sizing of data extents
A method includes: storing a first data extent on a physical medium, wherein the physical medium is divided into a plurality of storage blocks, wherein each of the storage blocks has a size that is different than a size of the first data extent, further wherein the first data extent is stored to a first block of the plurality of storage blocks; generating a descriptor for the first data extent, wherein the descriptor indicates that the first data extent starts within the first block of the plurality of blocks and indicates an offset from the beginning of the first block at which the first data extent starts; and storing the descriptor within the first block. |
| US11662926B2 |
Input/output (I/O) loopback function for I/O signaling testing
In a memory system an interface circuit includes an interface to a memory array, and to a data signal. The circuit includes loopback circuitry to enable loopback of received data signals without having to access the data from the memory array. The circuit can be part of a memory device, a register device, or a data buffer. The circuit interfaces to a memory array of a memory device, and performs loopback functions for a host controller that can test the operation of the interface. |
| US11662925B2 |
Data processing method and distributed storage system
A data processing method is provided. The method is implemented in a distributed storage system including at least two storage disk clusters. The at least two storage disk clusters are configured with at least two energy saving states. The method includes: receiving, by a processing module of the distributed storage system, a read request including an identifier of to-be-processed data; reading metadata of the to-be-processed data based on the identifier of the to-be-processed data, to determine a first storage disk cluster and a second storage disk cluster, where the first storage disk cluster and the second storage disk cluster are configured with different energy saving states; and reading first sub-data from the first storage disk cluster, and after the first sub-data is read, reading second sub-data from the second storage disk cluster. |
| US11662923B2 |
Method and system for enhancing programmability of a field-programmable gate array
A programmable semiconductor system includes a programmable integrated circuit (“PIC”) and storage capable of facilitating a multi-boot with backup default configuration (“MBC”) process. The PIC, in one embodiment, includes configurable logic blocks (“LBs”), routing connections, and a configuration memory for performing logic functions. The storage includes a first and a second memory. While the first memory stores a user configuration data representing user-defined logic functions, the second memory stores a backup default page (“BDP”) containing default configuration data (“DCD”) for programming or booting PIC to its default setting when the user configuration data fails to boot or program PIC. In one aspect, the user configuration data contains the address of the second memory containing DCD. |
| US11662921B2 |
System and method for managing latency prediction for a storage system
An information handling system for managing a storage system includes storage and a storage manager. The storage is for storing a concurrency effect model for the storage system. The storage manager obtains a request for a latency prediction for the storage system; obtains media access time estimates for the storage system using a trace that specifies: a series of accesses; and responses, by the storage system, to the series of accesses; obtain concurrency estimates for the trace using the media access time estimates; obtains modifications for the media access time estimates using: the concurrency effect model; and the concurrency estimates; updates the media access time estimates using the modifications to obtain a latency prediction for the storage system; and performs an action set, based on the latency prediction, to manage operation of the storage system. |
| US11662914B2 |
Real-time library-based in situ drive test, drive head status detection, cleaning verification and tracking
A media library (10) for evaluating a health of a head (256) of a media drive (26) includes a library control system (30) that is configured to control oversight functionality of the media library (10). The library control system (30) receives media drive information generated during at least one of a read procedure and a write procedure being performed by the media drive (26) and analyzes the media drive information to determine the health of the head (256) of the media drive (26). The media drive information includes drive performance metrics generated by the media drive (26) during a read verify procedure performed by the media drive (26) upon request of the library control system (30) of the media library (10). |
| US11662910B2 |
Workload and interface cognizant heat-tiered storage
A data storage system has multiple tiers of data storage including an upper tier having a lower access latency and a lower tier having a higher access latency. A storage controller of the data storage system receives, via an interface, an access request of a workload for a target file system object, where the target file system object has an associated temperature. In response to the access request for the target file system object, the storage controller accesses the target file system object in the data storage and conditions update of the associated temperature of the target file system object based on at least one of a set including the interface and the workload. The storage controller distributes a collection of file system objects including the target file system object among the multiple tiers based on respective heats of file system objects in the collection. |
| US11662906B2 |
Method, electronic device, and computer program product for upgrading storage system
Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for upgrading a storage system. The method includes: acquiring information about a set of candidate periods related to a workload of a storage system, the storage system having a workload lower than a first predetermined threshold during the set of candidate periods; determining, based on user information of the storage system, a target period for upgrade from the set of candidate periods; and performing an upgrade operation on at least a part of components among multiple components of the storage system during the target period. In this manner, the upgrade operation for the storage system can be improved. |
| US11662901B2 |
Method and system for defining consumer interactions for initiating execution of commands
Embodiments provide a computer-executed method, a computer system and computer program product for initiating a command. The method includes causing a consumer input definition interface to be displayed on a visual display of a computing device associated with a consumer, wherein the consumer input definition interface includes an indication of a command. The method also includes, while the consumer input definition interface is displayed, receiving input definition data defining a consumer interaction by the consumer. The method also includes generating a compound consumer input based on the input definition data, and associating the compound consumer input with the command and the consumer. The method further includes storing the association between the compound consumer input and the command on a non-transitory storage device so that receipt of the compound consumer input from the consumer automatically initiates the command. |
| US11662900B2 |
Application control using a gesture based trigger
Systems and methods for control of application actions using a modification trigger to visually modify an electronic document are disclosed. A computing device, such as a mobile computing device having a touchscreen display, can display an electronic document having a first portion and a second portion. Initially upon displaying the electronic document, the computing device displays the first portion and the second portion may lie out of view, not displayed. A user can swipe along a scroll direction, causing the second portion to be displayed. The second portion can include or otherwise be associated with a modification trigger. Upon receiving a gesture on the second portion, the modification trigger performs actions, including, for example, subscribing to a series of electronic documents and minimizing the visual display of the electronic document. |
| US11662898B2 |
Method for providing filter and electronic device supporting the same
An electronic device is provided. The electronic device includes a display, a processor functionally connected with the display, and a memory functionally connected with the processor. The memory stores instructions configured to, when executed, enable the processor to display a first image through the display, display one or more second images through the display while displaying the first image, select a third image from among the one or more second images, identify a value of at least one property of the third image, generate a filter for applying the value of the at least one property to an image, apply the value of the at least one property to the first image using the filter, display the first image, to which the value of the at least one property is applied, through the display, and store the filter in the memory. |
| US11662892B2 |
System and method for content sharing
Method and systems of collaborative content creation performed in a network. Selection data is received from a first computing device at a computing resource. The computing resource selects, based on the selection data, at least one data record of a plurality of data records stored in a database. The selected at least one data record has a first data size. The computing resource creates user interface information of the at least one data record and is configured to allow a second computing device of the plurality of computing devices to display a representation of the selected at least one data record in a user interface of the second computing device. The user interface information has a second data size that is smaller than the first size. The computing resource transmits the user interface information to the second computing device. |
| US11662889B2 |
Document reader platform
A reader platform system generates a display of a document that is formed based on a tree structure from a structured document template with an idea type attribute and content of a supporting idea type attribute that is based on the idea type attribute. The idea type attribute and the content of the supporting idea type attribute are validated based on taxonomy rules for the structured document template. The reader platform system receives a reader feedback of the document via a feedback user interface of the display. The profile of a reader of the document and the profile of an author of the document are updated based on the reader feedback. The feed of another reader related to the reader of the document is updated based on the updated profile of the reader of the document. |
| US11662888B2 |
Collaboration user interface for computing device
A collaboration system provides a collaboration interface for display to interacting users. The collaboration system analyzes messages among a group of users to determine an intent of the group to collaborate. When an intent is assigned to a set of messages, the collaboration system generates collaboration interfaces to prompt each of the users to select their preferred values for attributes of the collaboration, such as a meeting location, time, and date. The user selections are recorded in a collaboration data object which is monitored for matching selections. When multiple users have selection the same values for attributes of the collaboration the collaboration data object is locked from further changes and the collaboration system executes tasks to resolve the intent such as booking tickets, making reservations, and providing confirmation messages to the collaborating users. |
| US11662887B2 |
Adaptive content control and display for internet media
This disclosure relates to adaptive content control and display for internet media. A playback component provides for playback of media content. An input component detects user inputs during playback of the content. In response to the user inputs being detected, a menu component displays a level of a pivot menu during playback of the content. The pivot menu is displayed on top, or in front, of a portion of the content during playback, and the pivot menu can be at least partially transparent to enable consumption of the content to continue without complete obstruction. |
| US11662885B2 |
Digital experiences using touchpoint-based prompts
The present disclosure relates to a digital experience system that non-intrusively obtains valuable user feedback by strategically prompting users for feedback during a user's journey of a digital content experience. For example, in one or more embodiments, the digital experience system detects when various discrete touchpoints are triggered throughout a user's journey. In response to detection a triggered touchpoint, the digital experience system can provide the user with a prompt from a template of prompts. In this manner, the digital experience system can receive valuable and meaningful feedback from users without disrupting the user's digital content experience. Indeed, the digital experience system enhances the content experience for the user by providing prompts to the user throughout the user's journey of the content experience. |
| US11662883B2 |
Adaptable user input interface
A user input interface on a mobile device may employ a set of routines to control computing functions on a computer. Computing functions may be associated with elements of the user input interface, such that the elements may be used to control the associated computing functions. The associations of computing functions and user input interface elements may be stored in a database. |
| US11662876B2 |
Tool for arranging objects and adjusting spacing in a layout
Computer-implemented design tool functions are described herein for recognizing organized collections of objects in a design layout, and providing controls to manipulate, in a selected organized collection, individual objects and arrangements of multiple objects. In an embodiment, a computing device determines whether an arrangement of selected objects in a design layout satisfies certain criteria, and if so, the computing device recognizes the arrangement as an organized collection, and provides controls within a selected organized collection to perform various operations to manipulate an individual object within the selected organized collection while automatically and dynamically modifying the organized collection to maintain desired uniformity in the collection. |
| US11662872B1 |
Providing content presentation elements in conjunction with a media content item
Systems and methods are disclosed for a first media sharing platform to incorporate context of a post from a second media sharing platform into a first user interface of the first media sharing platform. A system includes a processor that receives, via a post displayed in a second user interface of the second media sharing platform, a user request pertaining to a media content item referenced in the post in the second user interface identifying the media content item and comprising post content associated with the media content item and a first plurality of user interface (UI) elements. The processor provides one or more first UI elements of the first plurality of UI elements and the post content from the second user interface for presentation within the first user interface. Upon a selection of one of a second plurality of UI elements presented separately from the media player in the first user interface, the processor causes the user to be returned to the second user interface of the second media sharing platform and to be presented with the post, the post content and the one or more first UI elements in the second user interface. |
| US11662871B1 |
Apparatus, system, and method for integrating conductive coil with injection-molded housing
The disclosed coil-integrated housing component may include an injection-molded housing dimensioned to house a display module of a computing device. Additionally, the coil-integrated housing component may include a conductive coil integrated into the injection-molded housing to surround a periphery of the display module, wherein the conductive coil may be electronically coupled to the computing device. Various other apparatuses, systems, and methods are also disclosed. |
| US11662870B2 |
Display device including touch panel and touch printed circuit board
A display device includes a touch panel including touch and pad areas, and a touch printed circuit board including a contact portion in the pad area. The touch panel includes a touch signal line in the pad area, and the touch printed circuit board includes a touch lead signal line in the contact portion and connected to the touch signal line through an anisotropic conductive film. The touch lead signal line includes a first portion having a first width, a second portion having a second width smaller than the first width and a third portion between the first and second portions and having a third width between the first and second widths. An end of the touch signal line is on the first and third portions, and the third portion has a side profile having two or more different slopes. |
| US11662869B2 |
Electronic devices with sidewall displays
Electronic devices may be provided that contain flexible displays that are bent to form displays on multiple surfaces of the devices. Bent flexible displays may be bent to form front side displays and edge displays. Edge displays may be separated from front side displays or from other edge displays using patterned housing members, printed or painted masks, or by selectively activating and inactivating display pixels associated with the flexible display. Edge displays may alternately function as virtual buttons, virtual switches, or informational displays that are supplemental to front side displays. Virtual buttons may include transparent button members, lenses, haptic feedback components, audio feedback components, or other components for providing feedback to a user when virtual buttons are activated. |
| US11662864B2 |
Display device
A display device includes a first non-folding area and a second non-folding area, a display panel disposed in the first non-folding area and the second non-folding area, a leveling layer on the display panel in the first non-folding area, a protection window on the leveling layer in the first non-folding area, and a transmission control layer on the display panel in the second non-folding area. A thickness of the transmission control layer is substantially equal to a sum of a thickness of the leveling layer and a thickness of the protection window. |
| US11662863B2 |
Touch substrate and preparation method thereof, and touch device
Provided are a touch substrate, a preparation method thereof and a touch device. The touch substrate includes a substrate, and a first conductive layer, a first insulating layer and a second conductive layer sequentially stacked on the substrate. The first conductive layer includes a first capacitive touch electrode, a first wiring and a second wiring. The first wiring is electrically connected to the first capacitive touch electrode, and the second wiring is insulated from the first capacitive touch electrode. The first insulating layer includes at least one first via. The second conductive layer includes a second capacitive touch electrode, which is electrically connected to the second wiring through the first via. The second conductive layer further includes an additional functional channel, which is insulated from the second capacitive touch electrode. |
| US11662861B1 |
Edge display having electrostatic discharge protection
An information handling system presents visual images at a display that includes a display panel having a capacitive touch detection surface supported by an indium tin oxide layer disposed between a front layer, such as polarizer, and a display cell. To prevent excessive charge build up associated with the capacitive touch detection surface, a conductive ink is applied at the display panel perimeter and interfaced with a ground at the rear side of the display panel. In one example embodiment, a non-conductive ink insulates the conductive ink from the display panel except as desired to transfer excess charge from the indium tin oxide layer. The conductive ink may interface directly with the indium tin oxide layer or indirectly through a second non-conductive ink having greater conductivity than the insulative non-conductive ink. |
| US11662860B2 |
Reference position setting method and operation detection device for displaying an operation surface as a virtual image
A reference position setting method includes: a process of displaying at least three markers on an operation surface; a process of acquiring coordinate values of a sensor coordinate system; a process of transforming the acquired coordinate value into coordinate values of a temporary coordinate system; and a process of transforming the transformed coordinate values into coordinate values of a screen coordinate system. At least one of parallel movement and rotation is performed with respect to the sensor coordinate system to transform the sensor coordinate system into the temporary coordinate system. Movement of the temporary coordinate system in a direction parallel to a plane including a second X-axis and a second Y-axis, and enlargement or reduction of the temporary coordinate system are performed to transform the temporary coordinate system into the screen coordinate system. |
| US11662853B2 |
Display device with flexible printed circuit connected to force sensing structure
A display device includes a controller, a frame, a display panel, an FPC and a force sensing structure; wherein the FPC is disposed on a back side of the display panel and electrically connected to the display panel, and the back side of the display panel is a side opposite to a light-emitting surface of the display panel; the force sensing structure is disposed on the FPC and electrically connected to the controller by the FPC; and the frame is disposed on a side, distal from the display panel, of the FPC, and a specified distance exists between the frame and the force sensing structure. |
| US11662848B2 |
Display device having touch signals with different pulse widths
A display device includes a display unit comprising a plurality of pixels. A touch sensing unit is disposed on the display unit and comprises a plurality of driving electrodes and a plurality of sensing electrodes. A touch driver supplies a touch driving signal to the driving electrodes through a plurality of driving lines and receives a touch sensing signal from the sensing electrodes through a plurality of sensing lines. During a first horizontal period of one frame period, the touch driver supplies a touch driving signal having a first pulse width to a first partial portion of the driving lines and supplies a touch driving signal having a second pulse width smaller than the first pulse width to a second partial portion of the driving lines that is different from the first partial portion of the driving lines. |
| US11662844B2 |
Touch sensitive processing apparatus, method and electronic system
A touch sensitive processing apparatus is used to detect at least one object approximating or touching a touch screen and is configured for iteratively executing the following steps: having a driving circuit simultaneously sending a driving signal to two or more first electrodes, wherein at least one of the two or more first electrodes intersects with multiple second electrodes to form multiple intersection areas, the other of the two or more first electrodes intersects with multiple third electrodes to form multiple intersection areas; and having a sensing circuit simultaneously sensing the driving signal via the second electrodes to generate a one-dimensional sensing information and having the sensing circuit simultaneously sensing the driving signal via the third electrodes to generate another one-dimensional sensing information. |
| US11662842B2 |
Touch sensitive processing method and apparatus and touch system for receiving information from transmitter
The present application provides a transmitter including a first sensor and a processing module electrically coupled to the first sensor. The processing module is configured to transmit a first electric signal during a first time period. The first electric signal represents at least one part of a digital sensing value of the first sensor. |
| US11662841B1 |
Method and apparatus for interacting with head mounted display peripherals
An extended reality (XR) handheld controller to operate with a head-mounted display (HMD) device and information handling system includes the HMD device having an HMD processor, a data storage device, and an HMD display device to present to a user an XR image of an environment and the XR handheld controller may include a handheld controller microcontroller, a handle portion, a multimodal joystick, and a fingerprint reader formed into the multimodal joystick, wherein the multimodal joystick provides directional input when the fingerprint reader detects a user's fingerprint and the user tilts the multimodal joystick in a direction, and wherein the multimodal joystick provides push-button input when the fingerprint reader does not detect the user's fingerprint and the user presses a side of the multimodal joystick. |
| US11662840B2 |
Capacitance electronic pen
An electronic pen includes a housing, a core body having a front end that protrudes from an opening in a side of the housing, and a coupling member housing one or more components of the electronic pen. The housing includes a first housing portion and a second housing portion separated in an axial direction of the housing. The first housing portion includes an opening arranged such that the front end of the core body protrudes outside while the first housing portion is electrically separated from the core body. A protrusion portion formed on an outer peripheral surface of the coupling member electrically separates the first and second housing portions. One side of the cylindrical coupling member in the axial direction with respect to the protrusion portion is fitted to the first housing portion, and another side in the axial direction is fitted to the second housing portion. |
| US11662839B1 |
Information handling system stylus with power management through acceleration and sound context
An information handling system stylus includes components to support active tip writing inputs at a touchscreen display with the active tip powered by a rechargeable battery. An accelerometer and microphone included in the housing cooperate to manage battery life with instructions executed on a processing resource included in the accelerometer and/or microphone. The instructions apply different wake behaviors to manage stylus power consumption based upon whether the stylus couples to and information handling system, such as monitoring stylus motion with different wake intervals and monitoring for predetermined acceleration profiles, such as walking, falling and rolling. |
| US11662836B2 |
Electronic device having an improved sensing sensitivity and interface system including the same
An electronic device includes a display layer, a sensor layer disposed on the display layer, and a lower member that is disposed under the display layer and includes a first shielding layer. The sensor layer operates in a first touch mode for sensing a first input based on a capacitance change and a second touch mode for sensing a second input of an input device that is configured to emit a magnetic field, and the first shielding layer shields the magnetic field that is transmitted through the sensor layer. |
| US11662834B2 |
Electronic erasing device and writing information processing system
An electronic erasing device includes a casing, an erasing portion slidably attached to the casing and having a bottom surface and a side surface that extends from an outer edge of the bottom surface, both the bottom surface and at least a part of the side surface protruding from an end of the casing, and a position indicator including a core body and a pressure detector that detects a pressure applied to the core body, the position indicator outputting a position indication signal indicating an erasure position indicated by the core body and information indicating the pressure. The position indicator is included in the erasing portion and fixed inside the casing such that a tip portion of the core body is positioned away from an outer side of the bottom surface of the erasing portion and the applied pressure is transmitted to the core body. |
| US11662833B2 |
Input or control device with variable controls configuration
Input or control device has a flat capacitively, or resistively, or inductively, or optically, or acoustically evaluated touch layer (2), which is continuously spread over the control zone (1), and also has a graphic layer (3) with a graphical representation of at least one button (4) and/or a key (5) and/or some other control element. Graphic layer (3) is adapted for removal and replacement with at least one different graphic layer, while the first graphic layer (31) and at least one other different graphic layer (32) have different number, and/or shape, and/or layout, and/or graphical representation of the button (4), and/or key (5), and/or some other control element. Evaluation unit (6) is interconnected with the touch layer (2) and is adjusted to the different evaluation of a touch, based on the current graphic layer (3). The graphic layer (3) can be located under or on top of the touch layer (2). For every graphic layer (3) has been assigned an interpretation definition, a map stored in the memory of the evaluation unit (6). The user of the controlled device can upload the interpretation definition into the device even later. |
| US11662832B1 |
System and method for enhancing functionality of electronic devices
Features described herein generally relate to enhancing functionality of electronic devices. Particularly, a notification is received from a wearable device that includes a position of the wearable device within an area, a determination is made that the wearable device is located within a predetermined distance from a controllable device, a graphical user interface page that includes buttons is sent to the wearable device, an indication that a button of the buttons has been activated is received from the wearable device, and a command signal that includes an instruction is sent to the controllable device. In this way, functionality of electronic devices can be extended with wearable devices. |
| US11662831B2 |
Image display apparatus and image display method
A modulator of a distance measuring sensor unit 102 has a photographing pattern that includes a plurality of patterns different from each other, and modulates intensity of light. A gesture detecting unit divides image data obtained by receiving light transmitted through the modulator by the image sensor; restores an image by calculation based on a developing pattern corresponding to the photographing pattern in a divided unit; and obtains an image for detecting gesture of a user. This makes it possible to obtain an image of an object in an outside world without using a lens for forming an image. Therefore, it is possible to reduce a load on a user when the user wears the apparatus. |
| US11662829B2 |
Modification of three-dimensional garments using gestures
Techniques for modifying a garment based on gestures are presented herein. An access module can access a first set of sensor data from a first sensor, and a second set of sensor data from a second sensor. A garment simulation module can generate a three-dimensional (3D) garment model of a garment available for sale draped on an avatar based on the first set of sensor data and the second set of sensor data. A display module can cause a presentation, on a display of a device, of the 3D garment model draped on the avatar. Additionally, the garment simulation module can determine a modification gesture associated with the 3D garment model draped on the avatar based on the first set of sensor data and the second set of sensor data. Furthermore, the garment simulation module can modify the 3D garment model based on the determined modification gesture. |
| US11662825B1 |
Leg-based wearable system with propeller-based force feedback for walking in fluids in VR
The present invention provides a device and a system for simulating the buoyancy and the resistive force. The system comprises a pair of wearable devices, each of the wearable devices comprises a calf shell, a first ducted fan, a second ducted fan, a first connection component, a second connection component and a tracker. The first ducted fan and the second ducted fan operate in non-zero duty cycles for generating a first force in a first direction, and a second force in a second direction. The first direction and the second direction are in different directions. The sum of the first force and the second force are the sum of the resistive force, the buoyant force, the potential weights and the weight of the wearable device. The tracker further transmits feedback data to control system. |
| US11662824B2 |
Devices, methods, and graphical user interfaces for generating tactile outputs
An electronic device displaying a user interface on a display. While displaying the user interface on the display and while one or more tactile output generators of the electronic device are in a low-power state, the electronic device detects a first user interaction via the touch-sensitive surface. In response to detecting the first user interaction, the electronic device sets the one or more tactile output generators to a low-latency state. After setting the one or more tactile output generators to the low-latency state, the electronic device detects a second user interaction that is continuation of a touch input, on the touch sensitive surface, that includes the first user interaction. In response to detecting the second user interaction, the electronic device generates a tactile output that corresponds to the second user interaction. |
| US11662823B2 |
Method of generating a tactile signal using a haptic device
A haptic device according to one embodiment can comprise: a database unit for storing acoustic information or receiving the acoustic information from an external device; a control unit for converting the acoustic information into an electrical signal according to a predetermined pattern; a driving unit for generating a motion signal on the basis of the electrical signal; and a transfer unit for transferring a patterned tactile signal to a user by means of the motion signal. |
| US11662822B1 |
Systems and methods for generating pseudo haptic feedback
Systems and methods for generating pseudo haptic feedback for a virtual widget are disclosed. The method includes computing, from a force profile of the virtual widget, a virtual displacement value based on a force value and a type of the virtual widget. The force profile describes a user's perception of physical characteristics of the virtual widget. The method generates a visual haptic feedback based on the virtual displacement value and the type of the virtual widget. Further, in response to the force value, the method may display on a display screen the visual haptic feedback. |
| US11662817B2 |
Method for controlling gimbal by somatosensory controller, gimbal, somatosensory controller, and system
A method of controlling a gimbal includes receiving angular velocity information transmitted by a somatosensory controller, the angular velocity information including an angular velocity of the somatosensory controller in a geodetic coordinate system, determining a target attitude of the gimbal according to the angular velocity information, and controlling the gimbal according to the target attitude. |
| US11662816B2 |
Interactive electronic content delivery in coordination with rapid decoding of brain activity
A method and system for providing a user with virtual objects within an environment, characterizing interactions with the virtual objects using a brain computer interface, and modulating features of the virtual objects based upon improved classifiers associated with the interactions. The method and system can be used to rapidly customize virtual objects to a specific user in applications related to increasing engagement with traditional and new media content, virtual and augmented reality products, streamlining interactions with input devices in digital and physical environments, providing user authentication tools, providing more secure cybersecurity features, and delivering tailored content to users. |
| US11662814B2 |
Sight positioning method, head-mounted display device, computer device and computer-readable storage medium
A sight positioning method, a head-mounted display device, a computer device, and a computer-readable storage medium are provided. The method includes: determining a first transform relation and a second transform relation, where the first transform relation is a transform relation between an image coordinate system and a light source coordinate system, and the second transform relation is a transform relation between the light source coordinate system and a display unit coordinate system; calculating coordinates of a pupil center in the image coordinate system according to an eye image of eyes of a user acquired by the image acquisition equipment; and obtaining coordinates of the pupil center serving as a fixation point position in the display unit coordinate system of the display unit according to the coordinates of the pupil center in the image coordinate system, the first transform relation and the second transform relation. |
| US11662813B2 |
Spectating virtual (VR) environments associated with VR user interactivity
A method, system, computer readable media and cloud systems are provided. In one example a method includes generating a virtual reality (VR) environment to be rendered for a head mounted display (HMD) of an HMD player during a session. The HMD player is provided with an HMD view that is controlled by movement of a character in the VR environment by the HMD player. The method includes providing a spectator view into the VR environment. The spectator view is associated with a viewing spot directed into the VR environment. Then, automatically moving said viewing spot of the spectator view to other viewing spots that follow the character in the VR environment. Moving the viewing spot of the spectator view has a delay in movement to follow the HMD view, and said delay in movement does not delay time progress for the session. |
| US11662807B2 |
Eye-tracking user interface for virtual tool control
The present disclosure relates generally to eye-tracking systems and methods that provide a user the ability to efficiently activate the system and select and dismiss virtual objects within an augmented reality (“AR”) and/or virtual reality (“VR”) environment. A user may activate the user interface by glancing beyond an activation threshold positioned close enough to the edge of the field of view to reliably infer an intent to activate the virtual controls. Subsequently, the user interacts with virtual tools, first virtual “peek” windows and secondary virtual windows to obtain content or virtual control across a variety of granular levels. Subsequently, the user may glance away at virtual content or to other predefined areas within their eye's range of motion to dismiss the tool and/or deactivate the system. |
| US11662804B2 |
Voice blanking muscle movement controlled systems
Systems and methods for operating a controlled device via a wearable activation accessory that includes a sensor configured to detect relaxed and flexed conditions of muscles associated with clenching, flexing, and/or lateral displacement of a wearer's muscle, thereby allowing the wearer to generate control signals for a controlled element. The sensor is coupled to a controller, which has an output coupled to a control signal interface. The controller is programmed to receive and evaluate input signals from the sensor to determine whether or not they represent a command for the controlled device by assessing the input signals for a signal pattern indicative of a plurality of volitional muscle motion actions of a wearer of the wearable activation accessory. If/when the processor determines that the input signals represent a valid command, it decodes the command and transmits an associated control signal to the controlled device via the control signal interface. |
| US11662798B2 |
Technique for extended idle duration for display to improve power consumption
A disclosed technique includes transmitting data in a first buffer associated with a first display pipe to a first display associated with the first display pipe; transmitting data in a second buffer associated with a second display pipe to the first display; requesting wake-up of a memory; and refilling one or both of the first buffer and the second buffer from the memory. |
| US11662793B2 |
Selectively disabling power delivery to a grouping of memory devices of an information handling system
A method of selectively disabling power delivery to a group of memory devices of an information handling system, the method including performing an initialization of a first memory device and a second memory device of the memory devices; after performing the initialization of the memory devices, performing boot procedures at the first memory device and the second memory device; while performing the boot procedures at the first memory device and the second memory device, detecting a memory failure of the first memory device; in response to detecting the memory failure of the first memory device, providing a signal to a power management integrate circuit (PMIC) of the first memory device to disable power at the first memory device; and continuing the boot procedures at the second memory device. |
| US11662792B1 |
Determining utilization of a computing component
Determining utilization of a computing component, including: determining, of the power limits of the respective registers, a lowest power limit; determining an instantaneous power use of the computing component; determining a power-based utilization of the computing component based on i) the instantaneous power use of the computing component and ii) the lowest power limit indicated by the registers; identifying an instantaneous temperature and temperature limit of the computing component, and an ambient temperature of an environment of the computing component; determining a temperature-based utilization of the computing component based on the instantaneous temperature and the temperature limit of the computing component, and the ambient temperature of the environment; determining the utilization of the computing component based on a greater of the power-based utilization of the computing component and the temperature-based utilization of the computing component, and in response, adjusting execution of computer-implemented actions performed at the computing component. |
| US11662791B2 |
Automation network, industrial personal computer, housing module and method for manufacturing industrial personal computer
According to a first aspect, an industrial personal computer (IRC) (100) is provided. The IPC comprises: •a first housing module (10) having a first electronic component, an internal electric power supply device and a first electric connection portion; and •a second housing module (20′) having a second electronic component and a second electric connection portion, the first and the second housing modules being stacked along a stacking direction (SD), wherein the first and second connection portions form a connection bus along the stacking direction at least for transmitting electric power between the first and second housing modules; wherein •the second electronic component is an uninterruptible power supply (UPS) device (21); and •the IRC further comprising a power management controller (28). |
| US11662787B2 |
Method and system for controlling data storage device temperature
A method of controlling an operating temperature of a data storage device is disclosed. A threshold temperature for the storage device is set. Over time, during operation of the data storage device, an operating temperature of the storage device is measured at a plurality of points in time. A plurality of temperature measurements as a function of time are thereby obtained. Above threshold temperature measurements are accumulated over time to form a high temperature accumulation value (Vhigh), and below threshold temperature measurements are accumulated to form a low temperature accumulation value (Vlow). The low temperature accumulation value (Vlow) and the high temperature accumulation value (Vhigh) are compared. If an outcome of the comparison is that the high temperature accumulation value (Vhigh) is too high in relation to the low temperature accumulation value (Vlow), an operating temperature lowering action is initiated. |
| US11662786B2 |
Temperature compensation in a memory system
A processing device in a memory sub-system stores data at a first voltage level in a memory cell in a first segment of the memory sub-system, and determines a temperature change between a current temperature associated with the memory cell and a new temperature. The processing device further determines a voltage level read from the memory cell at the new temperature, determines a difference between the voltage level read from the memory cell and the first voltage level, and determines a temperature compensation value based on the difference between the voltage level read from the memory cell and the first voltage level in view of the temperature change. |
| US11662785B2 |
Managing thermal dissipation in a display of an information handling system
In one embodiment, a method for managing thermal dissipation in a display of an information handling system includes: emitting, by a light source of the display, a visible light within the display, the visible light associated with a heat within the display; receiving, by an absorption layer of the display, the visible light within the display, the absorption layer coupled to a display cover of the display; absorbing, by the absorption layer, a portion of the visible light comprising a light leakage from the display; absorbing, by the absorption layer, a portion of the heat within the display; and transferring, by the absorption layer, the portion of the heat into the display cover. |
| US11662783B2 |
Detachable memory and electronic device having the detachable memory
An electronic device having a detachable memory is provided with a docking connector, and includes a device body and a memory. The device body has an accommodating slot and a stopping portion provided corresponding to the accommodating slot, and the stopping portion and the accommodating slot jointly form a displacement space in between. The memory is provided with a connector and a protruding stopped portion. When the memory is accommodated in the accommodating slot, the stopped portion is moved along into the displacement space and is stopped by the stopping portion, and the connector is docked with the docking connector. Thus, the memory is provided with an anti-misplugging effect. |
| US11662769B2 |
Foldable electronic device
A foldable electronic device includes a first body, a second body, a dual-axis hinge module, a first linkage mechanism, a second linkage mechanism, a first object and a second object. The dual-axis hinge module is disposed between the first body and the second body. The first linkage mechanism is disposed to the first body and is coupled to the dual-axis hinge module. The second linkage mechanism is disposed to the second body and is coupled to the dual-axis hinge module. The first object is slidably disposed to the first body and connected to the first linkage mechanism. The second object is slidably disposed to the second body and connected to the second linkage mechanism. |
| US11662767B2 |
Computing device display bonding
The description relates to display devices. One example can include a display having an active area surrounded by an inactive deadband. The example can also include a chassis, the display received in the chassis and secured to the chassis beneath the inactive deadband with adhesive. The example can further include a fastening assembly positioned below the inactive deadband and farther beneath the plane than the adhesive, where the fastening assembly creates a retention force between the display and the chassis. |
| US11662765B1 |
System for providing a low latency and fast switched cascaded dual phased lock loop (PLL) architecture for die-to-die / system-on-chip (SoC) interfaces
A method for providing low latency frequency switching includes operating a first processing component on a first die and operating a second processing component on a second die with the same first clock signal having a first frequency. A request to switch the first frequency to a second, new frequency is received and a second clock signal having the second, new frequency is produced. Data flow between the first die and second die may be stopped. And then the second clock signal is transmitted to a dual phased locked loop architecture on a die interface. A PCLK signal is created from the combined first and second clock signals and an NCLK signal is created from the second clock signal. Next, the PCLK signal is divided and aligned with the NCLK signal. Once the PCLK signal is aligned with the NCLK signal, data flow is resumed between the two dies. |
| US11662763B1 |
Technique for clock alignment supporting reset isolation
An electronic device comprising one or more subcircuits configured to receive a clock signal, the clock signal configured to switch from a reference clock signal to a second clock signal based on a clock bypass signal, a timer configured to receive the reference clock signal and output an alignment signal based on the reference clock signal, wherein a frequency of the alignment signal is determined based on clock frequencies of the one or more subcircuits; a clock alignment module coupled to the timer and the one or more subcircuits and configured to receive the clock bypass signal, determine that the clock bypass signal has changed to switch the one or more subcircuits to the reference clock signal from the second clock signal, block the clock signal from being received by the one or more subcircuits, receive the alignment signal, and unblock the clock signal based on the alignment signal. |
| US11662761B2 |
Reference voltage circuit
A reference voltage circuit includes: a first and a second NPN transistor having a collector and a base shorted and diode-connected, the second NPN transistor having an emitter connected to a first potential node and operating at a higher current density; a first resistor connected in series with the first NPN transistor; a second resistor having one end connected to a circuit with the first NPN transistor and the first resistor connected in series; a third resistor having one end connected to the collector of the second NPN transistor; a connection point to which the other ends of the second and the third resistor are connected; an arithmetic amplifier circuit having an inverting input terminal, a non-inverting input terminal, and an output terminal respectively connected to the second resistor, the third resistor, and the connection point; and a current supply circuit connected to the collector of the first NPN transistor. |
| US11662751B1 |
Combination check and relief valve assembly for a blower manifold
A combination check and relief valve assembly especially designed as a manifold attachment to the exhaust port of a blower and which adapts to the blower's exhaust to maintain pressure within the manifold to a certain range. The combination valve features a manifold having an inner channel which connects to the discharge port of the blower via an inlet port, a check valve assembly having a spring-loaded ball disposed for periodic operative engagement with the inlet port for the prevention of backflow of the fluid discharge and a relief valve assembly mounted in a side channel of the manifold for releasing and venting the fluid discharge through a relief vent port upon an excessive pressure buildup. The relief valve includes a spring-loaded plunger which opens and closes the relief vent port. The combined effect of the two valves helps to maintain the pressure in the manifold to a set adjustable desired range. |
| US11662747B2 |
Articulated fluid delivery system with swivel joints rated for high pressure and flow
An articulated fluid delivery unit (FDU) is disposed to deliver fluid remotely to, for example, a mating fluid connection housing assembly provided on a wellhead. Flow iron on the FDU preferably includes at least one swivel joint rated for high fluid pressure and high fluid volume flow. More preferably, the swivel joint has an internal diameter of not less than about 5 inches and is further capable of rotation while retaining an internal pressure of not less than about 10,000 psi. |
| US11662746B2 |
System, method, and computer program product for generating maneuver data for a vehicle
A system, a method, and a computer program product for generating maneuver data for a vehicle are disclosed herein. The system comprises at least one non-transitory memory configured to store computer program code instructions and at least one processor configured to execute the computer program code instructions to obtain direction share data from at least one mobile device, wherein the direction share data comprises immediate route data and immediate direction data associated with the corresponding at least one mobile device, determine localized direction share data for the at least one mobile device from the direction share data, wherein the localized direction share data indicates location, exact lane and direction of the corresponding at least one mobile device, and generate the maneuver data for the vehicle, based on the localized direction share data and map data, using at least one machine learning model. |
| US11662744B2 |
Interactive vehicle movement determination
A system comprises a computer having a processor and a memory, the memory storing instructions executable by the processor to transmit a vehicle localization signal from a first vehicle, receive vehicle localization data for the first vehicle, the vehicle localization data generated based on receipt of the vehicle localization signal by a plurality of localization receivers of a vehicle movement space, determine, based on the vehicle localization data for the first vehicle, a position of the first vehicle in the vehicle movement space, determine a position of a second vehicle in the vehicle movement space relative to the position of the first vehicle, and command a first movement by the first vehicle based on the position of the first vehicle and the position of the second vehicle relative to the position of the first vehicle. |
| US11662741B2 |
Vehicle visual odometry
A computer, including a processor and a memory, the memory including instructions to be executed by the processor to determine an eccentricity map based on video image data and determine vehicle motion data by processing the eccentricity map and two red, green, blue (RGB) video images with a deep neural network trained to output vehicle motion data in global coordinates. The instructions can further include instructions to operate a vehicle based on the vehicle motion data. |
| US11662740B2 |
Position estimating apparatus, method for determining position of movable apparatus, and non-transitory computer readable medium
A position estimating apparatus includes a memory that stores a reference image, an interface circuit configured to communicate with a movable apparatus, and a processor. The processor is configured to, upon receipt of at least one image captured by the movable apparatus via the interface circuit, calculate an evaluation value for each of a plurality of regions of the image, and determine a current position of the movable apparatus by comparing the regions of the captured image where the calculated evaluation value exceeds a first threshold with the reference image. |
| US11662739B2 |
Method, system and apparatus for adaptive ceiling-based localization
A method in a navigational controller includes: controlling a ceiling-facing camera of a mobile automation apparatus to capture a stream of images of a facility ceiling; activating a primary localization mode including: (i) detecting primary features in the captured image stream; and (ii) updating, based on the primary features, an estimated pose of the mobile automation apparatus and a confidence level corresponding to the estimated pose; determining whether the confidence level exceeds a confidence threshold; when the confidence level does not exceed the threshold, switching to a secondary localization mode including: (i) detecting secondary features in the captured image stream; (ii) updating the estimated pose and the confidence level based on the secondary features; and (iii) searching the image stream for the primary features; and responsive to detecting the primary features in the image stream, re-activating the primary localization mode. |
| US11662737B2 |
Systems and methods for dock placement for an autonomous mobile robot
Described herein are systems, devices, and methods for validating location of a docking station for docking a mobile robot. In an example, a mobile robot system includes a docking station and a mobile cleaning robot. The mobile cleaning robot includes a drive system to move the mobile cleaning robot about an environment including a docking area within a distance of the docking station, and a controller circuit to detect, from an image of the docking area, a presence or absence of one or more obstacles in the docking area. A notification may be generated to inform a user about the detected obstacles. The mobile device may generate a recommendation to the user to clear the docking area or reposition the docking station, or suggest one or more candidate locations for placing the docking station. |
| US11662733B2 |
Trajectory setting device and trajectory setting method
A trajectory setting device that sets a trajectory of a host vehicle includes a first path generation unit configured to generate a first path by assuming all obstacles around the host vehicle to be stationary obstacles, a second path generation unit configured to generate a second path when the moving obstacle is assumed to move independently, a third path generation unit configured to generate a third path when the moving obstacle is assumed to move while interacting with at least one of the other obstacles or the host vehicle, a reliability calculation unit configured to calculate reliability of the second path and reliability of the third path, and a trajectory setting unit configured to set the trajectory for traveling from the first path, the second path, and the third path based on the reliability of the second path and the reliability of the third path. |
| US11662731B2 |
Systems and methods for controlling a robot
Systems and methods described herein relate to controlling a robot. One embodiment receives an initial state of the robot, an initial nominal control trajectory of the robot, and a Kullback-Leibler (KL) divergence bound between a modeled probability distribution for a stochastic disturbance and an unknown actual probability distribution for the stochastic disturbance; solves a bilevel optimization problem subject to the modeled probability distribution and the KL divergence bound using an iterative Linear-Exponential-Quadratic-Gaussian (iLEQG) algorithm and a cross-entropy process, the iLEQG algorithm outputting an updated nominal control trajectory, the cross-entropy process outputting a risk-sensitivity parameter; and controls operation of the robot based, at least in part, on the updated nominal control trajectory and the risk-sensitivity parameter. |
| US11662730B2 |
Hierarchical path decision system for planning a path for an autonomous driving vehicle
According to one embodiment, during a first planning cycle, a first lane boundary of a driving environment perceived by an ADV is determined using a first lane boundary determination scheme (e.g., current lane boundary), which has been designated as a current lane boundary determination scheme. A first trajectory is planned based on the first lane boundary to drive the ADV to navigate through the driving environment. The first trajectory is evaluated against a predetermined set of safety rules (e.g., whether it will collide or get too close to an object) to avoid a collision with an object detected in the driving environment. In response to determining that the first trajectory fails to satisfy the safety rules, a second lane determination boundary of the driving environment is determined using a second lane boundary determination scheme and a second trajectory is planned based on the second lane boundary to drive the ADV. |
| US11662727B2 |
Wide-area motion imaging systems and methods
A wide-area motion imaging system provides 360° persistent surveillance with a camera array that is small, light-weight, and operates at low power. The camera array is mounted on a tethered drone, which can hover at heights of up to 400′, and includes small imagers fitted with lenses of different fixed focal lengths. The tether provides power, communication, and a data link from the camera array to a ground processing server that receives, processes and stores the imagery. The server also collects absolute and relative position data from a global positioning system (GPS) receiver and an inertial measurement unit (IMU) carried by the drone. The server uses this position data to correct the rolling shutter effect and to stabilize and georectify the final images, which can be stitched together and shown to a user live or in playback via a separate user interface. |
| US11662726B2 |
Controlling movement of a device
Apparatuses and methods for movement control of a device are disclosed. The apparatus comprises memory for storing information of patterns covering sectors of the area indicating whether the patterns have at least one item relevant to movement in the area. The information has been configured based on determination of at least one pattern that has at least one item relevant to movement in the area, division of the determined at least one pattern into smaller patterns, determination of at least one of the smaller patterns with at least one item relevant to movement in the area, and repeat of the division until predefined smallest pattern size is reached. A processor is configured to determine whether a search path between first and second locations extends through at least one pattern having at least one item relevant to movement in the area, and to selectively use a path finding algorithm to determine a path of movement within at least one pattern with relevant items through which the search path is determined to extend. |
| US11662725B2 |
Control method of determining virtual vehicle boundary and vehicle providing the control method
Provided is an electronic device including: a sensing device selected from a group including a radar and a lidar and installed in a vehicle to have a sensing zone directed to outside of the vehicle, the sensing device configured to obtain sensing data about an object; an image obtainer installed in the vehicle to have a field of view directed to the outside of the vehicle, the sensing device configured to obtain image data; and a controller including at least one processor configured to process the sensing data obtained by the sensing device and the image data obtained by the image obtainer, wherein the controller generates a first virtual driving path and a second virtual driving path based on the sensing data and the image data, and when a first boundary of the first virtual driving path and a second boundary of the second virtual driving path are located at different positions, provides a virtual driving path having a boundary closest to the vehicle between the first virtual driving path and the second virtual driving path as an actual driving path. |
| US11662724B2 |
Vehicle control system
A vehicle control system is provided to maintain an SOC level of the battery during autonomous operation of the vehicle. The control system is applied to a vehicle that can be operated autonomously by controlling an engine, a motor, a steering system, a brake system etc. autonomously by a controller, and the vehicle is allowed to coast by manipulating a clutch. During autonomous operation of the vehicle, a first coasting mode in which the engine is stopped and the clutch is disengaged is selected if the SOC level is higher than a threshold level, and a second coasting mode in which the engine is activated and the clutch is disengaged is selected if the SOC level is lower than the threshold level. |
| US11662723B2 |
System and method for autonomous operation of a machine
A system for autonomous or semi-autonomous operation of a vehicle is disclosed. The system includes a machine automation portal (MAP) application configured to enable a computing device to (a) display a map of a work site and (b) provide a graphical user interface that enables a user to (i) define a boundary of an autonomous operating zone on the map and (ii) define a boundary of one or more exclusion zones. The system also includes a robotics processing unit configured to (a) receive the boundary of the autonomous operating zone and the boundary of each exclusion zone from the computing device, (b) generate a planned command path that the vehicle will travel to perform a task within the autonomous operating zone while avoiding each exclusion zone, and (c) control operation of the vehicle so that the vehicle travels the planned command path to perform the task. |
| US11662722B2 |
Autonomous monitoring robot systems
An autonomous mobile robot includes a chassis, a drive supporting the chassis above a floor surface in a home and configured to move the chassis across the floor surface, a variable height member being coupled to the chassis and being vertically extendible, a camera supported by the variable height member, and a controller. The controller is configured to operate the drive to navigate the robot to locations within the home and to adjust a height of the variable height member upon reaching a first of the locations. The controller is also configured to, while the variable height member is at the adjusted height, operate the camera to capture digital imagery of the home at the first of the locations. |
| US11662718B2 |
Method for setting model threshold of facility monitoring system
An exemplary embodiment of the present disclosure discloses a method of setting a model threshold value for detecting an anomaly of a facility monitoring system, the method including: acquiring sensor data output from each sensor; extracting a feature value for the sensor data of each sensor; acquiring output data by inputting input data including the extracted feature value to a trained neural network model; and comparing the input data and the output data and setting a threshold value for detecting an anomaly based on a calculated comparison result value. |
| US11662715B2 |
Multi-synch of a primary automation device with multiple secondaries
Methods and systems for synchronizing controllers in an automation control system, can involve arranging redundancy elements in an automation control system comprising a group of nodes, wherein the redundancy elements can include one or more primary controllers and a group of concurrent secondary controllers, and wherein a back-up to the primary controller can exist on any node. Such methods and systems can further involve backing-up of the primary controller by the one or more secondary controllers to allow the primary controller to maintain the one or more secondary controllers as a new, alternate secondary controller for a load balancing or an equipment update. |
| US11662710B2 |
System and method for producing wildlife reproductions and game fish replicas
A system and method for fabricating replicas of wildlife reproductions. The system includes a scanner configured to optically acquire digital images of wildlife subjects, a three-dimensional printer operative to produce a three-dimensional reproduction of wildlife subjects and a processor issuing command signals to the three-dimensional printer to print the digital image file of the selected wildlife subject. The digital images of each wildlife subject being saved to a library of digital image files within a computer database. The processor, furthermore, includes program code for accessing the library of digital image files which is responsive to an input command signal which selects the three-dimensional digital image file of the wildlife subject. |
| US11662704B1 |
Monitoring removal of an automation control panel
A control panel is used to control and/or monitor an automation system. The control panel may be removed from a mounted location to repair or replace the control panel. Replacement may be performed by a different provider of automation systems, potentially without prior notice to the current provider of the automation system. To alert the provider of the replacement, the control panel may use an anti-tamper switch to detect removal from the mounted location. A signal may be sent to a remote service system indicating the removal. If the control panel also loses AC power, or if the control panel loses all power, the remote service system may assume that the control panel is being replaced. In response, the remote service center may request that a customer service representative contact the customer to potentially retain the customer, recover equipment, or resolve any concerns about the automation system equipment. |
| US11662703B1 |
Industrial internet of things for inspection data processing, control method, and storage medium thereof
The embodiment of the present disclosure provides an Industrial Internet of Things for inspection data processing, comprising a management platform. The management platform is configured to perform operations including: determining an inspection task, the inspection task including detecting at least one detection site; sending instructions to an inspection robot based on the inspection task to move the inspection robot to a target position to be inspected; obtaining detection data based on the inspection robot, and determining subsequent detection or processing operations based on the detection data. |
| US11662700B2 |
System for simulating physical systems of interconnected elements
A simulation system comprising: a plurality of physical components, each corresponding to one of a plurality of physical component types, an attachment panel comprising an arrangement of attachment locations, such that one or more of the physical components are attachable to the attachment panel; a display system configured to provide a visualisation on or proximate one or both of the attachment panel and the plurality of physical components; a capture device configured to capture image data of a current status of the attachment panel and the plurality of physical components; and a controller, when at least one physical component is coupled to the attachment panel. |
| US11662696B2 |
Automatic control artificial intelligence device and method for update control function
Disclosed herein is an automatic control artificial intelligence device including a collection unit configured to acquire an output value according to control of a control system; and an artificial intelligence unit operably coupled to the collection unit and configured to: communicate with the collection unit; set at least one of one or more base lines and a reward based on a gap between the one or more base lines and the output value, according to a plurality of operation goals of the control system; and update a control function for providing a control value to the control system by performing reinforcement learning based on the gap between the one or more base lines and the output value. |
| US11662695B2 |
Information handling system infrared proximity detection with distance reduction detection
An information handling system manages operation of an infrared time of flight sensor to provide accurate and timely user presence and absence detection through monitoring of the time of flight distance detection for indications of object velocity that validates or invalidates a transition between the user presence and user absence states. An integrated sensor hub in a central processing unit stores distances received from the infrared time of flight sensor in a distance table in association with a time stamp of the distance measurement. During monitoring of distances received from the infrared time of flight sensor, if the integrated sensor hub detects a user absence or presence, validation of the transition is performed by analyzing the stored distances to determine a vector of velocity at the state transition. |
| US11662693B2 |
Tool for actuating a corrector equipping a portable object of small dimensions
The invention relates to a tool for actuating a push-button corrector equipping a portable object of small dimensions, said actuating tool comprising a body that extends between a rear end defining an area for grasping the actuating tool and a front end defining an area for actuating the actuating tool, the actuating tool further comprising an actuating rod arranged such that it slides in a coaxial manner inside the body, the actuating rod being capable of moving from back to front and from front to back between a retracted rest position wherein it is retracted in a stable manner inside the body of the actuating tool, and a protruding working position wherein it protrudes outside of the cap, the actuating rod remaining in the protruding working position thereof as long as an axial pushing force is exerted thereon, and returns to the retracted rest position thereof as soon as the axial pushing force is released. |
| US11662687B2 |
Cartridge and electrophotographic image forming apparatus
In a cartridge structure employing an inclinable coupling member engaging with a rotational force transmitting portion of an electrophotographic image forming apparatus, the coupling member is unable to engage with the rotational force transmitting portion of the electrophotographic image forming apparatus when the mounting and dismounting direction and the developing/spacing direction relative to the electrophotographic image forming apparatus of different from each other. Under the circumstances, a coupling lever contacting and retracting relative to the coupling member in interrelation with the mounting and dismounting operation of a developing cartridge B1, and a coupling spring for the coupling lever to apply an urging force to the coupling member are provided. |
| US11662686B2 |
Oldham coupling and image forming apparatus
An Oldham coupling having play in a rotational direction and being capable of transmitting a driving force. The Oldham coupling includes a developing drive gear as a first hub, a drive coupling as a second hub, and an intermediate member that transmits a driving force between the developing drive gear and the drive coupling. The developing drive gear includes a protruded portion that is fitted to a recessed portion of the intermediate member to transmit a driving force between the developing drive gear and the intermediate member. When seen in a rotational axis direction of the Oldham coupling, the shape of a protruded portion is a substantially rhombic shape. |
| US11662682B2 |
Method, apparatus, and system for detecting a printer media jam based on a reflectance characteristic
Various embodiments disclose a method of detecting a media jam in a printer. The method includes causing a sensor unit of the printer to generate a sensor signal indicative of a reflectance characteristic associated with a surface of a roller of the printer. Further, the method includes receiving the sensor signal from the sensor unit of the printer and comparing the reflectance characteristic to a threshold reflectance characteristic associated with the roller. Furthermore, in response to the comparison, the method includes generating an output signal to indicate whether the media jam has occurred. For example, a first output signal indicates unsuccessful passage of a media along a media path of the printer, when the reflectance characteristic exceeds the threshold reflectance characteristic and a second output signal indicates successful passage of the media along the media path, when the reflectance characteristic is equal to or below the threshold reflectance characteristic. |
| US11662680B2 |
Image forming apparatus in which colors are developed with multiple color development layers, control method thereof, and non-transitory computer-readable storage medium
An image forming apparatus includes a printhead configured to add energy to an image material; and a control unit configured to output, based on image data, a signal pattern for controlling energy to be added by the printhead to the image material including a plurality of color development layers that have different color development characteristic and develop colors in accordance with the added energy. When causing at least two of the plurality of color development layers to develop colors, the control unit generates, based on at least two signal patterns generated to cause the at least two color development layers to develop colors, a signal pattern of an OR of the at least two signal patterns and outputs the signal pattern. |
| US11662677B2 |
Fixing belt and fixing device
A fixing belt and a fixing device suppress charging of the fixing belt and permit securing of a withstand voltage of secondary parts of the fixing belt are provided in addition to a heater. The fixing belt is formed of a tubular endless fixing film including, in order from an inner peripheral side of the film, abase layer, an elastic layer, and a release layer. A surface resistivity of the fixing belt measured from the base layer side is 7 [LOG Ω/sq.] or more and 10 [LOG Ω/sq.] or less. |
| US11662676B2 |
Image forming apparatus and control method
In an image forming apparatus, upon receipt of a printing instruction, a controller starts rotation of a heating member, starts rotation of a photoconductor drum when a standby time has elapsed from a time of the start of the rotation of the heating member, starts conveyance of a sheet after the start of the rotation of the photoconductor drum, and forms a toner image on the sheet after the start of the conveyance of the sheet. The controller is configured to be operated in one of selectable modes including a multicolor mode in which a toner image is formed using both of toner of a first color and a second color and a monochrome mode in which a toner image is formed using toner of the second color only. The standby time adopted in the monochrome mode is longer than the standby time adopted in the multicolor mode. |
| US11662671B2 |
Image forming apparatus having development apparatus including sheet member which is disposed below position on developer bearing member where developer bearing member is closest to image bearing member
An image forming apparatus includes a controller, a drive unit, a developer bearing member, a regulation blade, and a sheet member. During non-image forming, the controller executes a control mode for controlling the drive unit to rotatably drive the developer bearing member in a second direction opposite to a first direction, and then rotatably drive the developer bearing member in the first direction. A portion above a horizontal line passing through a tip of the regulation blade out of the sheet member is disposed in a moving path of a developer born by the developer bearing member when the drive unit rotatably drives the developer bearing member in the second direction in the control mode, and is not disposed in the moving path of the developer born by the developer bearing member when the drive unit rotatably drives the developer bearing member in the first direction during image forming. |
| US11662670B2 |
Toner
A toner having: a toner particle containing a binder resin including a first resin that is a crystalline resin and a second resin that is an amorphous resin; and a fine particle on a surface of the toner particle, wherein the first resin contains a specific ratio of a specific monomer unit, an acid value of the first resin and an acid value of the second resin arc within specific ranges, a domain-matrix structure formed of a matrix containing the first resin and domains containing the second resin appears in cross -sectional observation of the toner, and the fine particle has on the surface a compound containing nitrogen atoms bound or adsorbed thereon. |
| US11662669B2 |
Apparatus and method for measuring substrate height
An apparatus for measuring a height of a substrate for processing in a lithographic apparatus is disclosed. The apparatus comprises a first sensor for sensing a height of the substrate over a first area. The apparatus also comprises a second sensor for sensing a height of the substrate over a second area. The apparatus further comprises a processor adapted to normalize first data corresponding to a signal from the first sensor with a second sensor footprint to produce a first normalized height data, and to normalize second data corresponding to a signal from the second sensor with a first sensor footprint to produce a second normalized height data. The processor is adapted to determine a correction to a measured height of the substrate based on a difference between the first and second normalized height data. |
| US11662663B2 |
Substrate protective film-forming composition and pattern forming process
A composition comprising (A) a polymer comprising recurring units (a1) having a carboxyl group protected with an acid labile group and recurring units (a2) having a cyclic ester, cyclic carbonate or cyclic sulfonate structure, (B) a thermal acid generator, and (C) an organic solvent is suited to form a protective film between a substrate and a resist film. Even when a metal-containing resist film is used, the protective film is effective for preventing the substrate from metal contamination. |
| US11662660B2 |
Fabricating method of photomask, photomask structure thereof, and semiconductor manufacturing method using the same
A method for manufacturing a semiconductor includes: receiving a photomask substrate including a shielding layer; defining a chip region and a peripheral region adjacent to the chip region; forming a design pattern in the chip region; forming a reference pattern by emitting one first radiation shot and a beta pattern by emitting a plurality of second radiation shots in the peripheral region, wherein a pixel size of the first radiation shot is greater than a pixel size of the second radiation shot; comparing a reference roughness of a boundary of the reference pattern and a beta roughness of a boundary of the beta pattern; transferring the design pattern to the shielding layer if a difference between the reference roughness and the beta roughness is within a tolerance; and transferring the design pattern of the photomask to a semiconductor substrate. |
| US11662658B2 |
Photo-mask and semiconductor process
A photo-mask and a semiconductor process are provided. The photo-mask includes a substrate and a non-printable pattern on the substrate. A pattern size of the non-printable pattern is smaller than a critical resolution of a lithography equipment using the photo-mask to perform a lithography process. |
| US11662657B2 |
Photo mask data correction method
A method for manufacturing a photo mask for a semiconductor device includes receiving a plurality of hotspot regions of a mask layout corresponding to the semiconductor device. The method further includes classifying the plurality of hotspot regions into two or more hotspot groups such that same or similar hotspot regions are classified into same hotspot groups. The hotspot groups includes a first hotspot group that has at least two hotspot regions. The method also includes correcting a first hotspot region of the first hotspot group to generate an enhancement of the first hotspot region and correcting other hotspot regions of the first hotspot group using the enhancement of the first hotspot region to generate enhancements of other hotspot regions of the first hotspot group. |
| US11662651B2 |
Camera and camera mount
An electronic device includes a body, electronic components contained in the body, and two finger members. The two finger members movable relative to the body between an extended state and a collapsed state. In the extended state, the two finger members extend outward from the body for receipt by a mount of an external support. In the collapsed state, the two finger members are collapsed toward the body. In the extended state, the two finger members may extend parallel with each other for receipt in parallel slots of the mount of the external support. |
| US11662647B2 |
Phase synchronization method and phase synchronization device
The present invention provides an optical phase synchronization method characterized by involving applying a small phase modulation signal (dither signal) to local oscillator light, acquiring an error signal that is dependent on a phase shift, and controlling the phase shift. The present invention further provides an optical phase synchronization method characterized by involving inducing a specific phase pattern in dummy pulses in an optical resonator using injection light, applying phase modulation to the local oscillator light, and thereby acquiring a part of the measurement result of the dummy pulses as the error signal. The present invention is further characterized by arranging calculation pulses and phase synchronization dummy pulses in a distributed manner (for example, alternately) and increasing a pulse width using a narrow band electrical filter. |
| US11662643B2 |
Chip-scale optical phased array for projecting visible light
Methods and systems are described for adjusting an optical signal. An example device can comprise a plurality of waveguides. The device can comprise an interference structure optically coupled to the plurality of waveguides and configured to receive an optical signal and distribute the optical signal to the plurality of waveguides as a plurality of optical signals. The device can comprise a plurality of phase shifters coupled to corresponding waveguides of the plurality of waveguides and configured to adjust the phase of one or more of the plurality of optical signals. The device can comprise a plurality of emitters optically coupled to corresponding outputs of the plurality of phase shifters and configured to output the adjusted plurality of optical signals. The adjusted plurality of optical signals can be output as light patterns reconfigurable in at least one dimension. |
| US11662636B2 |
Display device
A display device includes a display panel including pixels, each including first, second, and third color pixels; a gate driver and a data driver connected to the pixel through a scan line and a data line, respectively. Each of the first, second, and third color pixels includes a color pixel electrode and a first transistor having a first electrode connected to the data line, a second electrode connected to the color pixel electrode, and a gate electrode connected to the scan line. A voltage distribution line is disposed to overlap the color pixel electrode of the third color pixel in a thickness direction extending in the second direction. A width of the second electrode of the first transistor of the third color pixel is greater than a width of that of each of the first and second color pixels in the first direction. |
| US11662635B2 |
Display device, display panel and method for manufacturing same
Provided is a display panel. The display panel includes an array substrate, a color filter substrate, and a backlight module, wherein the array substrate includes a substrate and a photoelectric sensing device, the substrate is provided with a fingerprint recognition region, and an orthographic projection of the photoelectric sensing device on the substrate is within the fingerprint recognition region. The color filter substrate is disposed opposite to the array substrate, the backlight module is disposed on a side, distal from the array substrate, of the film substrate, and light emitted from the backlight module is capable of passing through the fingerprint recognition region. |
| US11662631B2 |
Display substrate and display device
The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate, and a transistor, an anti-static wire, a first anti-static resistor and a first ground bonding pad on the base substrate, wherein a first terminal of the first anti-static resistor is electrically connected to a first end of the anti-static wire, a second terminal of the first anti-static resistor is electrically connected to the first ground bonding pad, and the first anti-static resistor is at a different layer from a layer at which the anti-static wire is located and a layer at which the first ground bonding pad is located, and is at a same layer as an active layer of the resistor. |
| US11662629B2 |
Liquid crystal light control device, and method of manufacturing liquid crystal light control device
Liquid crystal is prevented from leaking out into a terminal hole in a liquid crystal injection process, and the productivity of a liquid crystal light control device is improved. A liquid crystal light control device according to the present technology includes a plurality of liquid crystal layers, terminals provided for respective electrodes disposed to face each other across the liquid crystal layers, and terminal holes formed above the terminals, and an injection mark of a liquid crystal for the liquid crystal layer is formed on a back face side which is a face on a side opposite to a face that has been opened by the terminal hole. |
| US11662624B2 |
Backlight unit and display device using the same
Embodiments of the present disclosure include a backlight unit and a display device using the backlight unit comprising a plurality of light emitting elements disposed on a substrate and each having a flip chip structure. A reflector is disposed between the plurality of light emitting elements and includes a plurality of grooves each having a predetermined size on an upper surface of the reflector. A transparent sheet is disposed on the reflector and the plurality of light emitting elements and includes a plurality of optical path changing patterns disposed at positions overlapping the plurality of light emitting elements on an opposite side of a surface of the transparent sheet adjacent to the plurality of light emitting elements and each having a central region thicker than an outer region. |
| US11662621B2 |
Spatially varying polarizer for display backlight
Systems and methods for providing a display for an electronic device that includes a liquid crystal display panel assembly, a backlight assembly that includes a light source, and a spatially varying polarizer that provides phase retardation that varies as a function of propagation length away from the light source. The display may also include a linear polarizer and other optical components that improve the efficiency of the backlight assembly, thereby reducing power consumption, cost, space requirements, and provide other advantages. |
| US11662619B1 |
Electronic device
An electronic device includes a display module, a protection cover, a light shielding layer on a bottom surface of the protection cover, a light source on the display module, a light guide plate on the display module and adjacent to the light source, a touch sensitive film above the light guide plate and having a first opening, a first optical adhesive between the touch sensitive film and the protection cover and having a second opening overlapping and communicated with the first opening, and a light shielding element having a portion overlapping the first and second openings. The light shielding element is located on the display module, extends to said portion of the light shielding layer, and is configured to block light passing through the light guide plate, the touch sensitive film, and the first optical adhesive in a non-visible area. |
| US11662618B2 |
Counter substrate for a liquid crystal display device comprising first and second light shielding layers that are layered while contacting each other at a crossing part
A counter substrate for a liquid crystal device is provided and includes an insulating substrate having a first surface and a second surface facing to the first surface, a first light shielding layer extending in a first direction and a second light shielding layer extending in a second direction crossing the first direction at the first surface side, wherein the first light shielding layer and the second light shielding layer are layered while contacting each other at a crossing part, the first light shielding layer contacts the first surface, and the second light shielding layer contacts the first surface in the part other than the crossing part. |
| US11662614B2 |
Display panel and display apparatus
Provided is a display panel and a display apparatus, wherein the display panel includes a first substrate and a second substrate oppositely disposed and a liquid crystal layer disposed between the first substrate and the second substrate; wherein the first substrate includes a first display region and a bonding region disposed on a side of the first display region; the second substrate includes a second display region and a cutting region disposed on a side of the second display region; an orthographic projection of the cutting region on the first substrate overlaps an orthographic projection of the bonding region on the first substrate; the cutting region is provided with a cutting line; a side of the second substrate facing the first substrate is provided with a cut stop layer. |
| US11662612B2 |
Acousto-optic modulator system and device with connections and related methods
An acousto-optic system may include a laser source, and an AOM coupled to the laser source and having an acousto-optic medium and transducer electrodes carried by the medium. The acousto-optic system may also include an interface board with a dielectric layer and signal contacts carried by the dielectric layer, and connections coupling respective signal contacts with respective transducer electrodes. Each connection may include a dielectric protrusion extending from the AOM, and an electrically conductive layer on the dielectric protrusion for coupling a respective transducer electrode to a respective signal contact. |
| US11662608B2 |
Hybrid type lens and glasses for providing varifocal focus
According to some exemplary embodiments of the present disclosure, provided is a lens for providing varifocal focus. The lens for providing the varifocal focus may include: a liquid crystal layer that is variably oriented according to a voltage to have a variable refractive index; a first lens-shaped optical unit including a first optical layer having one side in contact with one side of the liquid crystal layer and a second optical layer having one side in contact with the other side of the liquid crystal layer; and a second lens-shaped optical unit made of a polymer series, having a fixed refractive index, and including a third optical layer having one side in contact with an outer surface of the first optical layer and a fourth optical layer having one side in contact with an outer surface of the second optical layer. |
| US11662606B2 |
Orthokeratology lens and method for making orthokeratology lenses
The present disclosure relates to an orthokeratology lens which may comprise an inner surface facing a cornea of a human eye when the orthokeratology lens is worn and an outer surface opposite the inner surface, the inner surface comprising a centrally located base are zone, wherein the base arc zone is configured for pressing and shaping an anterior surface of the cornea to have a shape that conforms to the base are zone, wherein the base arc zone comprises two or more regions, at least two of the two or more regions having different radii of curvature. The present disclosure also relates to a method for making orthokeratology lenses. |
| US11662605B2 |
Flexible temple for eyeglasses
A flexible temple for eyeglasses has a temple body which has a fork-shaped end adapted to form a slot within which a slider can slide in contrast with the action of an elastic component. The elastic component is accommodated in a preloaded condition in the slider. |
| US11662604B2 |
Glasses
Glasses have a groove provided in a vertical direction on a bridge of a glasses frame. A support section of a nose pad of the glasses is connected to an end portion of a positioning section of the nose pad, the positioning section is slidably disposed in the groove, and the positioning section has a plurality of locking slots and a limiting slot. An adjustment mechanism of the glasses is disposed at the glasses frame, and a pressing member of the adjustment mechanism is disposed perpendicular to the groove, where one end of the pressing member protrudes from one side of the groove, and the other end penetrates through the groove and the limiting slot. A positioning member of the adjustment mechanism is connected to the other end of the pressing member. The positioning member moves from a positioning position to a release position by pushing of the pressing member. |
| US11662603B2 |
Three-dimensional image display apparatus
The three-dimensional image display apparatus includes: a housing; a light source unit which is mounted in the housing, and emits light; a single light transfer unit which is disposed in the housing to face the light source unit, and refracts, diffracts, or reflects the light emitted from the light source unit; and an image display unit which forms, as an image, the light refracted, diffracted, or reflected by the light transfer unit. |
| US11662602B2 |
Active alignment for assembling optical devices
Aspects for active alignment for assembling optical imaging systems are described herein. As an example, the aspects may include aligning an optical detector with an optical component. The optical component is configured to alter a direction of one or more light beams emitted from an image displayed by an optical engine. The aspects may further include detecting, by the optical detector, a virtual image generated by the one or more light beams emitted by the optical engine; and adjusting, by a multi-axis controller, an optical path of the one or more light beams based on one or more parameters of the virtual image collected by the optical detector. |
| US11662601B2 |
Flexure arrangements for optical components
An optical system can include a receiver secured to a first optical component and a flexure arrangement secured to a second optical component. The flexure arrangement can include a plurality of flexures, each with a free end that can extend away from the second optical component and into a corresponding cavity of the receiver. Each of the cavities can be sized to receive adhesive that secures the corresponding flexure within the cavity when the adhesive has hardened, and to permit adjustment of the corresponding flexure within the cavity, before the adhesive has hardened, to adjust an alignment of the first and second optical components relative to multiple degrees of freedom. |
| US11662600B2 |
Device, method and computer program for producing two point light sources of the same wavelength on a pupil plane of an eye and for determining a neural transfer function of a visual pathway
A device, a method, and a computer program for producing two point light sources of the same wavelength on a pupil plane of an eye of a user are disclosed, as well as a device, a method, and a computer program for determining a neural transfer function of the visual pathway of the user. The device for determining the neural transfer function includes a coherent light source for generating a light beam; an optical device for separating the light beam into sub-light beams, superpositioning the respective sub-light beams, and adjusting contrast and spatial phase in an interference pattern; and a beam path for guiding the superposed sub-light beams such that two point light sources of the same wavelength are produced. The devices are compact and robust, allow a variable presentation of different interference patterns, and can thus be easily operated in a commercial product in a clinical setting. |
| US11662599B2 |
Illumination system and projection device
The invention provides an illumination system and a projection device with the illumination system. The illumination system is configured to provide an illumination beam, and includes a coherent light source, a first and a second optical module, a first and a second diffuser element. A coherent beam emitted by the coherent light source is focused on a first position through the first optical module, and the first diffuser element is located at or near the first position. The coherent beam from the first diffuser element is focused on a second position through the second optical module. The second diffuser element is located on a transmission path of the coherent beam from the second optical module, and located at or near the second position. The coherent beam sequentially passes through the first diffuser element, the second optical module and the second diffuser element to form the illumination beam. |
| US11662598B2 |
Beam coherence eliminating element
Disclosed in the present invention is a beam coherence eliminating element. The optical medium material of the element comprises microcrystalline glass, wherein microcrystalline particles therein have a size of 0.1-1000 nm and are distributed randomly. As the crystals in the microcrystalline glass can change the phase of light beams, the microcrystalline glass can change the phase of the light beams randomly, thereby eliminating the coherence of the beams. The crystal size of the microcrystalline glass is small, and thus does not affect the transmission efficiency of light beams. The element of the present invention has a simple structure and is convenient to use, and can be added in the process of beam transmission to easily eliminate beam coherence. |
| US11662594B2 |
Head-mounted display assemblies and related methods for interpupillary distance adjustments
The disclosed head-mounted display assemblies may include a first eyecup and a second eyecup that are configured for respectively positioning a first lens and a second lens in front of intended locations of a user's eyes when the head-mounted display assembly is donned. The first eyecup and the second eyecup may be movable relative to each other to adjust for an interpupillary distance of the user's eyes. A single near-eye display screen may be configured for displaying an image to the user through the first and second eyecups. An enclosure over the single near-eye display screen may include a first transparent component positioned between the first lens and the single near-eye display screen and a second transparent component positioned between the second lens and the single near-eye display screen. Various other methods, devices, systems, and assemblies are also disclosed. |
| US11662593B2 |
Folding-type wearable electronic device with optical transferring member for transferring light to transparent member from projector
One or more embodiments of the present disclosure may include: a transparent member; a housing coupled to the transparent member in a rotatable manner via a hinge portion, such that the housing is foldable in a designated direction with respect to the transparent member; a projector at least partially disposed in the housing; and an optical transferring member configured to guide light emitted from the projector to the transparent member when the housing is unfolded with respect to the transparent member in an unfolded state. |
| US11662591B1 |
Display systems and imaging systems with dynamically controllable optical path lengths
An optical subsystem for use in a display system or an imaging system comprises a plurality of reflective surfaces collectively arranged to provide variable control of device-internal path lengths of light coming to an imaging sensor or traveling a path to an eye of a viewer. The optical subsystem can be used to provide multiple images concurrently at different apparent depths as perceived by the user. |
| US11662589B2 |
Geometry modeling of eyewear devices with flexible frames
An eyewear device with flexible frame for Augmented Reality (AR) is disclosed. At least two sensors and a display are mounted on the flexible frame. When in use, the real time geometry of the eyewear device may change from factory calibrated geometry, resulting in low quality AR rendering. A modeling module is provided to model the real time geometry of the eyewear device on the fly using sensor information of the at least two sensors. The modeled real time geometry is then provided to a rendering module to accurately display the AR to the user. |
| US11662588B2 |
Spectator view of virtual and physical objects
A user may interact and view virtual elements such as avatars and objects and/or real world elements in three-dimensional space in an augmented reality (AR) session. The system may allow one or more spectators to view from a stationary or dynamic camera a third person view of the users AR session. The third person view may be synchronized with the user view and the virtual elements of the user view may be composited onto the third person view. |
| US11662584B2 |
Gradient refractive index grating for display leakage reduction
A waveguide display includes a waveguide, an input coupler configured to couple display light into the waveguide, and a surface-relief grating on the waveguide and configured to couple the display light out of the waveguide towards an eyebox of the waveguide display on a first side of the waveguide. The surface-relief grating is formed in a plurality of grating layers having uniform or non-uniform thickness profiles. The plurality of grating layers is characterized by a refractive index modulation that increases and then decreases as the distance of the grating layer from the waveguide increases. |
| US11662583B2 |
Optical combiner with integrated prescription optical correction and method of manufacturing the same
A head mounted display includes a combiner configured to receive display light from a micro-display. The world-facing surface of the combiner has a curvature that corresponds to a user's vision correction prescription. The head mounted display also includes a corrective layer having a second curvature that corresponds to the user's vision correction prescription. The corrective layer is disposed on the eye-facing surface of the combiner such that the focal point of the display light is adjusted for the specific user as the display light exits the combiner towards the user's eye. |
| US11662581B2 |
Head mounted display with lightguide and holographic element
A head mounted display (HMD) system employs a holographic element in the optical path of the HMD to direct light to a user's eye. The HMD includes a micro-display, a lightguide, and a holographic element coupled to the lightguide. The holographic element is coupled to a polarization film, and together the element and film reflect and transmit light of different polarities in a specified pattern to assist the lightguide in directing light to the user's eye. For example, the hologram and polarization film can be configured to pass R-polarized light and reflect L-polarized light, thereby directing light from the waveguide along a specified path. |
| US11662579B2 |
Combiner lens fault detection system
A combiner lens system includes a lens and a lightguide in stack with the lens. The lightguide carries one or more electrically conductive traces. A detector circuit is electrically coupled to the one or more electrically conductive traces to form an electrical circuit. The detector circuit monitors the electrical circuit for an open circuit or a short circuit and generates an output signal that is indicative of a state of the electrical circuit. |
| US11662577B2 |
Electronic device
To adjust the size or brightness of augmented reality information provided through an electronic device, the present disclosure provides an electronic device comprising an optical driving assembly including an image source panel for emitting image light, an optical element wherein the emitted image light is incident and totally reflected, a plurality of pin mirrors distributed in a region of the optical element and for deepening a depth of the image light reached, and a variable lens member provided at one point of an optical path before reaching the plurality of pin mirrors to vary a region where the image light reaches among the region where the plurality of pin mirrors are provided. |
| US11662575B2 |
Multi-depth exit pupil expander
An example head-mounted display device includes a light projector and an eyepiece. The eyepiece includes a light guiding layer and a first focusing optical element. The first focusing optical element includes a first region having a first optical power, and a second region having a second optical power different from the first optical power. The light guiding layer is configured to: i) receive light from the light projector, ii) direct at least a first portion of the light to a user's eye through the first region to present a first virtual image to the user at a first focal distance, and iii) direct at least a second portion of the light to the user's eye through the second region to present a second virtual image to the user at a second focal distance. |
| US11662574B2 |
Determining gaze depth using eye tracking functions
A device includes a camera assembly and a controller. The camera assembly is configured to capture images of both eyes of a user. Using the captured images, the controller determines a location for each pupil of each eye of the user. The determined pupil locations and captured images are used to determine eye tracking parameters which are used to compute values of eye tracking functions. With the computed values and a model that maps the eye tracking functions to gaze depths, a gaze depth of the user is determined. An action is performed based on the determined gaze depth. |
| US11662568B2 |
Liquid lenses and methods for operating liquid lenses
A liquid lens system includes first and second liquids disposed within a cavity. An interface between the first and second liquids defines a variable lens. A common electrode is in electrical communication with the first liquid. A driving electrode is disposed on a sidewall of the cavity and insulated from the first and second liquids. A controller supplies a common voltage to the common electrode and a driving voltage to the driving electrode. A voltage differential between the common voltage and the driving voltage is based at least in part on at least one of: (a) a first reference capacitance of a first reference electrode pair disposed within the first portion of the cavity and insulated from the first liquid or (b) a second reference capacitance of a second reference electrode pair disposed within the second portion of the cavity and insulated from the first liquid and the second liquid. |
| US11662566B2 |
Objective lens for endoscope and endoscope
An objective lens for an endoscope includes only four lens groups as lens groups, and the four lens groups consist of a negative first lens group, a positive second lens group, a negative third lens group, and a positive fourth lens group that are arranged in this order from an object side. The first lens group is fixed and the second and third lens groups are moved during focusing on an object positioned at the nearest point from an object positioned at the farthest point. The objective lens for an endoscope satisfies a predetermined conditional expression related to a focal length of an entire system and a focal length of the third lens group. |
| US11662559B2 |
Imaging optical system, projection-type display apparatus, and imaging apparatus
The imaging optical system consists of a first optical system and a second optical system in order from a magnified side. The second optical system forms an image on an image display surface as an intermediate image, and the first optical system forms the intermediate image on a magnified-side conjugate plane. A height of a principal ray of light having a maximum angle of view becomes maximum on a lens surface of the whole system on the most magnified side, among heights of principal rays of light having a maximum angle of view on respective lens surfaces. The imaging optical system satisfies predetermined conditional expressions. |
| US11662558B2 |
Camera lens group
The present disclosure discloses a camera lens group including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power with a concave image-side surface; a stop; a second lens having positive refractive power with a convex image-side surface; a third lens having refractive power with a concave image-side surface; a fourth lens having positive refractive power with a convex image-side surface; and a fifth lens having negative refractive power with a convex object-side surface and a concave image-side surface. A maximum effective radius DT11 of an object-side surface of the first lens and half of a maximal field-of-view Semi-FOV of the camera lens group satisfy: 2.50 mm−1 |
| US11662551B2 |
Optical lens assembly, image capturing unit and electronic device
An optical lens assembly includes four lens elements which are, in order from an object side to an image side along an imaging optical path: a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has positive refractive power. The second lens element has an image-side surface being concave in a paraxial region thereof. The third lens element has an object-side surface being concave in a paraxial region thereof. The fourth lens element with negative refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof, and at least one of the object-side surface and the image-side surface of the fourth lens element has at least one inflection point in an off-axis region thereof. |
| US11662550B1 |
Systems and methods for varifocal adjustments
The disclosed systems for varifocal adjustments may include a frame, an optical lens pair supported by the frame, and a flexure assembly. The optical lens pair may include a first lens that is movably coupled to the frame and a second lens that is fixedly coupled to the frame. The flexure assembly may be configured to constrain movement of the first lens to a substantially linear pathway. The flexure assembly may include at least one substantially planar flexure element having a first movable end portion coupled to the first lens and a second fixed end portion coupled to the frame. Various other devices, systems, and methods are also disclosed. |
| US11662549B2 |
Lens driving device with a magnet adhered to an elastic member
The present embodiment relates to a dual camera module comprising: a substrate; a first image sensor disposed on the substrate; a second image sensor disposed on the substrate while being spaced apart from the first image sensor; a housing disposed on the upper side of the substrate; a first bobbin disposed on the upper side of the first image sensor inside the housing; a second bobbin disposed on the upper side of the second image sensor inside the housing; a first coil disposed in the first bobbin; a second coil disposed in the second bobbin; and a first magnet which is disposed between the first coil and the second coil and faces the first coil and the second coil. |
| US11662548B2 |
Lens driving apparatus and electronic device
A lens driving apparatus includes an imaging lens assembly, a driving mechanism and a carrier element. The imaging lens assembly includes at least one plastic lens element. The plastic element includes an effective optical portion, a peripheral portion and a light-shielding layer. The peripheral portion surrounds the effective optical portion. The light-shielding layer is disposed on an object side of the peripheral and surrounds the effective optical portion. The driving mechanism includes at least one coil and at least one magnet. The magnet is disposed correspondingly with the coil. Both of the plastic element and the one of the coil and the magnet are directly connected with the carrier element. An outer surface of the carrier element includes an assembling structure. The assembling structure is directly contacted with one of the coil and the magnet. The assembling structure and the carrier element are made integrally. |
| US11662547B2 |
Multifocal display device and method
A multifocal display device has a focus tunable lens, a controller, and a storage. The controller selectively tunes the focus of the lens to a plurality of focal planes of different index during a frame per A focal plane of lower index has a shorter focal distance. The storage stores a plurality of focal plane groups, each group including the plurality of focal planes in a different sequence. The controller selects a first group and tunes, during a first frame period, the focus of the lens to each one of the focal planes in the first group according to their sequence, and selects a second group from groups allowed by a selection rule, and tunes, during a second frame period, the focus of the lens to each one of the focal planes in the second group according to their sequence. |
| US11662544B2 |
Lens holding block and method for blocking, unblocking an optical lens component
Disclosed is a lens holding block for positioning and retaining a lens substrate in a processing machine, including a bottom part that is able to immobilize the lens holding block in the processing machine and an upper part. The upper part includes a chamber wherein is housed and attached a porous article so as to receive the lens substrate to be processed and which is able to be impregnated with a fluid, and a method for positioning and retaining a lens substrate onto a lens holding block. |
| US11662543B2 |
Multi-group lens, camera module, and electronic device thereof
A multi-group lens assembly (10), a camera module (100), and an electronic device (200) therefore are provided. The multi-group lens assembly (10) includes at least two group units (11 and 12). At least a first gap (15) is provided between the at least two adjacent group units (11 and 12) to compensate a difference between the multi-group lens assembly (10) and an optical design system, thus allowing an optical system of the multi-group lens assembly conform to the optical design system of the present invention. |
| US11662541B2 |
Optoelectronic modules having locking assemblies and methods for manufacturing the same
This disclosure describes optoelectronic modules with locking assemblies and methods for manufacturing the same. The locking assemblies, in some instances, can improve mounting steps during manufacturing and can increase the useful lifetime of the optoelectronic modules into which they are incorporated. The locking assemblies can include overmold protrusions, and optical element housing protrusions, as well as locking edges incorporated into overmold housing components. |
| US11662537B2 |
Fiber optic apparatus for retrofit fiber optic connectivity
Embodiments of the disclosure are directed to a retrofit kit for a telecommunications cabinet that is configured to house copper electronic equipment. The kit includes a fiber optic apparatus configured to be mounted in an interior of the telecommunications cabinet and a retrofit door configured to be mounted to the telecommunications cabinet to cover the interior. The retrofit door includes a front surface, a plurality of sidewalls extending from the front surface, and a rear surface extending inward from the plurality of sidewalls. The rear surface is spaced apart from the front surface and defines an opening into a cavity of the retrofit door. The fiber optic apparatus and the retrofit door are configured such that when the fiber optic apparatus and the retrofit door are mounted, the at least one cavity of the retrofit door provides volume to accommodate the fiber optic apparatus. |
| US11662534B2 |
Online helix adjustment to control connector location on preconnectorized tapered assemblies
Embodiments of the disclosure relate to a method of preparing a bundled cable. In the method, a plurality of subunits is wound around a central member in one or more layers of subunits to form the bundled cable. For a section of the central member, each layer of subunits has a pitch over which a subunit of the layer of subunits makes one revolution around the section of the central member and a length of the subunit required to make the one revolution. The subunits are configured to have a nominal helical length equal to the ratio of a nominal length to a nominal pitch. Further, in the method, a measurement of the bundled cable is monitored, and a winding rate of the plurality of subunits is adjusted based on the measurement in order to account for deviations from the nominal helical length. |
| US11662532B2 |
Coupling multi-channel laser to multicore fiber
Aspects described herein include a method including arranging a laser die on a substrate. The laser die has multiple channels that are arranged with a first planar arrangement proximate to a facet of the laser die. The substrate is arranged on a housing component. The method further includes aligning a single lens to the facet, and aligning a multicore optical fiber to the laser die through the single lens. The multicore optical fiber has a plurality of optical cores that are arranged with a second planar arrangement. Aligning the multicore optical fiber to the laser die includes attaching the multicore optical fiber to the housing component and rotationally aligning the multicore optical fiber to align the second planar arrangement with the first planar arrangement. |
| US11662529B2 |
Reversible polarity MPO fiber optic connector
A multi-fiber, fiber optic connector is provided having a housing having a first end for receiving a multi-fiber fiber optic cable and a second end having openings for the fibers from the cable. First and second keys for setting the polarity of the fibers within the connector located on opposing sides of the connector. The connector has either one of guide pins or guide pin receiving holes for guiding the connection with a second connector. The keys are movable between a first active position and a second retracted position, such that when one of the keys is in the first active position, the fibers are presented within the connector in a first polarity and when the second key is in the first active position, the fibers are presented within the connector in a second polarity reversed from the first polarity. |
| US11662523B2 |
Edge couplers in the back-end-of-line stack of a photonics chip
Structures including an edge coupler and methods of forming a structure including an edge coupler. The structure includes a waveguide core over a dielectric layer and a back-end-of-line stack over the dielectric layer and the waveguide core. The back-end-of-line stack includes a side edge and a truncated layer that is overlapped with a tapered section of the waveguide core. The truncated layer has a first end surface adjacent to the side edge and a second end surface above the tapered section of the waveguide core. The truncated layer is tapered from the first end surface to the second end surface. |
| US11662521B2 |
TE polarizer based on SOI platform
A silicon photonic device includes a silicon-on-insulator substrate, a waveguide, and a plate. The silicon-on-insulator substrate includes a silicon layer and a silicon dioxide layer. The waveguide is disposed on the silicon-on-insulator substrate. The silicon dioxide layer at least partially overlays the waveguide. The plate exhibits metallic characteristics and is at least partially embedded in the silicon dioxide layer of the silicon-on-insulator substrate. The plate is spaced apart from the waveguide and is configured to mitigate transverse magnetic emission propagating through the waveguide. |
| US11662517B2 |
Lamp and lamp system
The present disclosure provides a lamp and a lamp system. The lamp includes two opposing side covers, a light guide plate, at least one light source and an electrical connecting assembly. The light guide plate has a light incident surface and a light emitting surface connected to the light incident surface, and the light emitting surface of the light guide plate is a curved surface. The light source is disposed in one of the side frames, and the light source is disposed near the light incident surface of the light guide plate. The electrical connecting assembly is connected to the light source to form an electrical loop. |
| US11662516B2 |
Method of direct etching fabrication of waveguide combiners
Embodiments described herein relate to methods for fabricating waveguide structures utilizing substrates. The waveguide structures are formed having input coupling regions, waveguide regions, and output coupling regions formed from substrates. The regions are formed by imprinting stamps into resists disposed on hard masks formed on surfaces of the substrates to form positive waveguide patterns. Portions of the positive waveguide patterns and the hard masks formed under the portions are removed. The substrates are masked and etched to form gratings in the input coupling regions and the output coupling regions. Residual portions of the positive waveguide patterns and the hard masks disposed under the residual portions are removed to form waveguide structures having input coupling regions, waveguide regions, and output coupling regions formed from substrates. |
| US11662507B2 |
Refractive surface for blocking short- and medium-wavelength visible-spectrum radiation that affects human physiology
The invention relates to a refractive surface for blocking short- and medium-wavelength visible-spectrum radiation that affects human physiology. The refractive surface selectively absorbs short wavelengths between 380 nm and 500 nm, between a maximum and a minimum absorption threshold, and selectively absorbs medium wavelengths between 500 nm and 590 nm, between a maximum and a minimum absorption threshold, the selective absorption of short and medium wavelengths between 380 nm and 590 nm not completely blocking the passage of visible light in this range. Other embodiments include an LED screen, a software product and an electronic device, and ophthalmic, intraocular or sunglass lenses. |
| US11662505B2 |
Film structure and preparation method thereof
A film structure and a preparation method thereof are provided. The film structure is provided with pore structures; the pore structure includes a gas space and a first protective layer, the first protective layer covers the gas space, and the gas space is filled with a gas. The pore structures with the gas are provided in the film structure, a refractive index of the pore structures is close to a refractive index of air, and a refractive index of the entire film structure is reduced by the influence of the pore structures. |
| US11662504B2 |
Electrically tunable metasurfaces incorporating a phase change material
Electrically tunable metasurfaces including an array of subwavelength metasurface unit elements are presented. The unit elements include a stacked metal-insulator-metal structure within which an active phase change layer is included. A purely insulator, metal, or coexisting metal-insulator phase of the active layer can be electrically controlled to tune an amplitude and phase response of the metasurfaces. In combination with the subwavelengths dimensions of the unit elements, the phase and amplitude response can be controlled in a range from optical wavelengths to millimeter wavelength of incident light. Electrical control of the unit elements can be provided via resistive heating produced by flow of current though a top metal layer of the unit elements. Alternatively, electrical control of the unit elements can be provided via electrical field effect produced by applying a voltage differential between the top and bottom metal layers of the unit elements. |
| US11662499B2 |
Foreign object detecting device
A foreign object detecting device includes: an input unit to which a detection signal is inputted from a sheet-type pressure sensor; a sensor information processing unit configured to, based on the detection signal, generate sensor information indicating an area in a detection area of the pressure sensor to which a pressure is being applied; and a judgement unit configured to compare the sensor information and basic layout information indicating a predetermined area in the detection area to which a pressure is applied, to thereby judge whether a foreign object is present in the detection area. |
| US11662497B2 |
Detecting drill pipe connection joints via magnetic flux leakage
An apparatus and methods for detecting drill pipe connection joints via magnetic flux leakage. An apparatus may include a magnet operable to magnetize a portion of a drill string extending out of a wellbore that extends into a subterranean formation below a drill rig and a sensor operable to facilitate magnetic flux measurements indicative of an amount of magnetic flux that leaked from the drill string along the magnetized portion of the drill string. The apparatus may further comprise a processing device having a processor and a memory storing a computer program code, wherein the processing device is operable to receive the magnetic flux measurements and detect a connection joint between adjacent drill pipes of the drill string based on the magnetic flux measurements. |
| US11662496B2 |
Through tubing acoustic measurements
Methods, systems, and program products are disclosed for implementing acoustic logging and determining wellbore material characteristics. In some embodiments, a method may include determining a polar differential signal for each of one or more pairs of azimuthally offset acoustic measurements within a wellbore. A reference azimuth is identified based, at least in part, on comparing the polar differential signals to a modeled bonding differential signal within a target response window. The method further includes determining differences between an acoustic measurement at the reference azimuth and acoustic measurements at one or more other azimuths and determining a wellbore material condition based, at least in part, on the determined differences. |
| US11662495B2 |
Sonic through tubing cement evaluation
An acoustic logging tool may comprise a center load carrying pipe, a receiver module connected to the center load carrying pipe, one or more transmitter modules connected to the center load carrying pipe, and one or more mass modules connected to the center load carrying pipe. |
| US11662492B2 |
Seismic random noise attenuation
Seismic image processing including filtering a three-dimensional (3D) seismic image for random noise attenuation via multiple processors. The filtering includes receiving a 3D image cube of seismic image data, decomposing the 3D image cube into 3D sub-cubes for parallel computation on the multiple processors, designing and applying a two-dimensional (2D) adaptive filter for image points on 2D image slices of the 3D sub-cubes via the multiple processors to give filtered 3D sub-cubes, and summing the filtered 3D sub-cubes to give a filtered 3D image cube. |
| US11662489B2 |
Method of making an acoustic sensor
There is described a method of making an acoustic sensor having a frequency response approximating a desired frequency response. The method comprises wrapping optical fiber around a core according to a wrapping pattern. The wrapping pattern is determined from an impulse response of the acoustic sensor. The impulse response is determined from the desired frequency response of the acoustic sensor. |
| US11662487B1 |
Gamma ray detection system and calibration method thereof
Gamma ray detection system (10) comprising a computation system including a signal processing and control system (30), a detection module assembly (13) including at least one detection module (14) configured for detecting gamma ray emissions from a target zone (4), each detection module comprising at least one scintillator plate (16) having a major surface (40a) oriented to generally face the target zone and lateral minor surfaces (40b) defining edges of the scintillator layer, and a plurality of photon detectors coupled to said at least one scintillator plate and connected to the signal processing and control system. The scintillator plate comprises a material having isotopes intrinsically emitting radiation causing intrinsic scintillation events in one or more scintillator plates having an intensity measurable by the photon detectors. The gamma ray detection system comprises a calibration module configured to execute a spatial calibration procedure based on measurements of a plurality of said intrinsic scintillation events output (37) by the photon detectors, the spatial calibration procedure for determining spatial positions of scintillating events in the scintillator plate as a function of the outputs of the photon detectors. |
| US11662486B2 |
Radiation window
According to an example aspect of the present invention, there is provided a radiation window manufacturing method, comprising patterning a mask on a top surface of a bulk wafer or compound wafer, etching the bulk or compound wafer from the top surface, based on the mask, either by timed etching of the bulk wafer, or until an inner insulator layer of the compound wafer, thereby generating recesses in the bulk or compound wafer, filling the recesses, at least partly, with a filling material, polishing the top surface of the bulk or compound wafer, and providing a membrane layer on the polished top surface, and etching the bulk or compound wafer from a bottom surface, opposite the top surface, to build a supporting structure for the membrane layer in accordance with a shape defined by the mask. |
| US11662482B2 |
X-ray detector comprising at least one light emitting layer
An X-ray detector comprises a first scintillator layer, a second scintillator layer, a first photodiode array, a second photodiode array, and at least one light emitting layer. The first scintillator layer is configured to absorb X-rays from an X-ray pulse and emit light. The first photodiode array is positioned adjacent to the first scintillator layer and is configured to detect at least some of the light emitted by the first scintillator layer. The second scintillator layer is configured to absorb X-rays from the X-ray pulse and emit light. The second photodiode array is positioned adjacent to the second scintillator layer and is configured to detect at least some of the light emitted by the second scintillator layer. The at least one light emitting layer is configured to emit radiation such that at least some of the emitted radiation irradiates the first photodiode array, and at least some of the emitted radiation irradiates the second photodiode array. |
| US11662480B2 |
Image sensor and electronic equipment
The present disclosure provides an image sensor and electronic equipment. The image sensor includes: a pixel array, comprising a plurality of pixels, wherein a light-transmitting part is disposed between adjacent pixels; a protective layer, covering at least a part of a surface of the pixel; a conversion layer, configured to convert X-ray into visible light; wherein when X-ray is incident from a side of the image sensor, a portion of the X-ray is incident on the protective layer, another portion of X-ray transmits through the light-transmitting part between the pixels, reaches the conversion layer, and is converted into visible light by the conversion layer and received by the pixel. With the above solution, the pixels can be protected from the damage of X-ray high-energy photons while improving the resolution of the captured X-ray image. |
| US11662477B2 |
System and method for determining vehicle position by triangulation
A system and method for determining the location of a vehicle when GNSS signals are not available use triangulation between one or two radio transmitters and, respectively, two or one radio receivers mounted on the vehicle. The distance between each radio transmitter and/or each radio receiver can be determined according a phase difference between received radio signals. The radio signals can have the geographical location of the radio transmitter included therein. Utilizing the demodulated geographical location of each radio transmitter and the distance between the radio transmitter and each radio receiver, triangulation can be used to determine the geographical location of the vehicle. |
| US11662469B2 |
System and method for merging clusters
A LiDAR point cloud that includes two candidate clusters for merging is received. At a first phase, a distance between the two clusters is determined. If the distance is greater than a threshold, the candidate clusters are not merged. Otherwise, an additional point cloud is received for each cluster at different times. A motion characteristic is determined for each cluster. If the motion characteristic for each cluster is close (indicating that the objects are moving at the same speed), then the clusters are merged. Otherwise the clusters are not merged. The motion characteristic for a cluster can be determined by performing an alignment operation using the point cloud received for the cluster, and using the error associated with the alignment operation as the motion characteristic for the cluster. The decision to merge clusters is based on raw point cloud data, which can take place early in the tracking cycle. |
| US11662468B1 |
LiDAR scanning system and methods
An image scanning system for determining a volume of product in a container, such as a grain bin, is secured to the container with a locking system. The image scanning device comprises an image scanning head rotatable in a first direction about a body housing, while the body housing is rotatable in a second direction about a securing arm. The first direction is perpendicular to the second direction. An image scanning device, which can be a LiDAR device, is housed within the image scanning head to image the container and the product as the device components are rotated. Software for controlling the system and outputting a volume change and a typographical representation of the product within the container is further provided. |
| US11662465B2 |
LIDAR with tilted and offset optical cavity
The present disclosure relates to systems and methods that facilitate a scanning light detection and ranging (LIDAR) device configured to provide an asymmetric illumination pattern. An example system includes a rotatable base configured to rotate about a first axis and a mirror assembly. The mirror assembly is configured to rotate about a second axis, which is substantially perpendicular to the first axis. The system also includes an optical cavity coupled to the rotatable base. The optical cavity includes a photodetector and a photodetector lens arranged so as to define a light-receiving axis. The optical cavity also includes a light-emitter device and a light-emitter lens arranged so as to define a light-emission axis. At least one of the light-receiving axis or the light-emission axis forms a tilt angle with respect to the first axis. |
| US11662464B2 |
Sensor and distance measuring device
A sensor includes an avalanche photodiode (APD), a first resistor, a second resistor, and a rectification element. The first resistor is connected between a current output terminal of the APD and a first output terminal. The second resistor and the rectification element are connected in series between the current output terminal and a second output terminal. The rectification element is connected between the second resistor and the second output terminal. |
| US11662460B2 |
Detecting misalignment
Apparatus for detecting misalignment of a radar unit (2; 22) of a vehicle (3; 23), the apparatus comprising: a magnet (1; 21), which may be a permanent magnet or an electromagnet, arranged to be mounted on the vehicle (3; 23) spaced from the radar unit (2; 22); a magnetic field sensor (4; 24), typically a three-axis magnetic field sensor, such as a Hall Effect Sensor, arranged to be coupled to the radar unit (2; 22) and having an output at which a signal indicative of the magnetic field at the magnetic field sensor (4; 24); and a processor (5; 25) coupled to the output and arranged to determine a misalignment of the radar unit (2; 22) based on the output of the magnetic field sensor (4; 24). Where the magnet is an electromagnet (21), the field strength of the electromagnet (21) can be varied by its drive circuit (30). |
| US11662453B2 |
Self-injection-locked radar with digital demodulator
A digital self-injection-locked (SIL) radar includes a digital SIL oscillator, a wireless signal transceiver and a digital frequency demodulator. The digital SIL oscillator generates a digital output signal. The wireless signal transceiver is electrically connected to the digital SIL oscillator to convert the digital output signal into a wireless signal for transmission to a target, receives a reflected signal from the target, and converts the reflected signal into a digital injection signal for injection into the digital SIL oscillator. Accordingly, the digital SIL oscillator operates in an SIL state and generates a digital oscillation signal. The digital frequency demodulator is electrically connected to the digital SIL oscillator to receive and demodulate the digital oscillation signal into a digital demodulation signal. |
| US11662443B2 |
Method and apparatus for determining malfunction, and sensor system
A method for determining malfunction is provided. The method includes receiving a 1D or 2D luminance image of a scene from a time-of-flight based 3D-camera. The luminance image includes one or more pixels representing intensities of background light received by an image sensor of the 3D-camera. The method further includes receiving a 2D optical image of the scene from an optical 2D-camera and comparing the luminance image to the optical image. If the luminance image does not match the optical image, the method additionally includes determining malfunction of one of the 3D-camera and the 2D-camera. |
| US11662436B2 |
Mount, movable device, LiDAR device, image forming apparatus, and image projection apparatus
A movable device includes a light deflector including a movable part rotatable about a predetermined axis; a mount including a pair of stationary parts to which the light deflector is secured; and a substrate attached to an opposite side of a light-deflector side of the mount. The substrate has a through hole between the pair of the stationary parts. |
| US11662434B2 |
Depth sensor
A system is described. The system includes: a support; a first emitter coupled to the support, facing radially outwardly, and configured to emit a continuous-wave (CW) beam; and a second emitter coupled to the support, facing radially outwardly, and configured to emit a pulsed beam. The system may determine reflectivity using the first emitter and may determine a range using the second emitter. |
| US11662431B2 |
Rotating sensor assembly
A sensor assembly for a vehicle includes a base, a sensor body mounted to the base and rotatable relative to the base around an axis in a direction of rotation, and a cover. The sensor body includes a sensor window and a wall having heat fins elongated circumferentially relative to the axis. The cover is positioned to cover the heat fins. The cover includes an inlet open in the direction of rotation. The cover defines an airflow path from the inlet through the heat fins. The cover includes an outlet positioned to direct air across the sensor window. |
| US11662430B2 |
MmWave radar testing
In an embodiment, a method for testing a millimeter-wave radar module includes: providing power to the millimeter-wave radar module; performing a plurality of tests indicative of a performance level of the millimeter-wave radar module; comparing respective results from the plurality of tests with corresponding test limits; and generating a flag when a result from a test of the plurality of test is outside the corresponding test limits, where performing the plurality of tests includes: transmitting a signal with a transmitting antenna coupled to a millimeter-wave radar sensor, modulating the transmitted signal with a test signal, and capturing first data from a first receiving antenna using an analog-to-digital converter of the millimeter-wave radar sensor, where generating the flag includes generating the flag based on the captured first data. |
| US11662428B2 |
Radar system for jammed environments
A radar system and method for maintaining radar performance of radar system in jammed environment are provided. The radar system has main antenna arrangement for transmitting and/or receiving electromagnetic waves. Main antenna arrangement includes at least one main antenna element and at least one main electronics module for transmitting and/or receiving signals to/from at least one main antenna element. The system has auxiliary antenna arrangement for transmitting and/or receiving electromagnetic waves, auxiliary antenna arrangement includes at least one auxiliary antenna element and at least one auxiliary electronics module for transmitting and/or receiving signals to/from the at least one auxiliary antenna element. System has a controller connected to main antenna arrangement and to auxiliary antenna arrangement. Controller is configured to transmit first radar waveform from main antenna element, and transmit second radar waveform from auxiliary antenna element. |
| US11662425B2 |
Digital radar imaging using 5G-NR millimeter wave base station antenna solutions
A mechanism is provided by which a radar image can be generated using mmWave transmissions from 5G-NR type base station antenna arrays. Base stations in 5G-NR use a beam searching sequence utilizing a defined synchronization signal burst (SSB) during their communication initialization with client devices. Embodiments utilize these SSB signals as a radar “chirp” to build a radar image of the base station surrounding in parallel with the typical 5G-NR communication initialization. Antennas on the base station can receive the reflected signals to define the radar image, in conjunction with correlation and time-management logic to properly associate received reflected signals with original transmitted signals. Such information can be processed by a synthetic aperture radar processing logic to form the radar image. |
| US11662422B2 |
Position determining system determining doppler-induced code phase deviation
A system is provided for determining the position of a mobile receiver unit (7) in an environment (1). The system comprises a plurality of transmitter units (2, 3, 4, 5) which transmit a respective phase-modulated transmitter-unit identifier, a mobile receiver unit (7), arranged to receive a signal from a transmitter unit (2, 3, 4, 5), and a processing subsystem (205; 9). The processing subsystem (205; 9) is configured to sample received signals to generate sampled data, wherein the identifier spans a transmitter-unit-identifier-bearing portion of the sampled data, obtain template data corresponding to the identifier, analyse the sampled data to determine a Doppler-induced phase deviation, adjust the template or the sampled data to change one or more phase shifts by an amount depending on the determined deviation, cross-correlate the template with the sampled data, determine a time-of-arrival of the signal, decode the identifier from the sampled data, and use the time-of-arrival and the decoded identifier to determine information relating to the position |
| US11662417B2 |
Active marker device and method of design thereof
An active marker device, and method of design thereof, for use in a motion tracking system are provided. In one arrangement, the device comprises a mounting body comprising a mounting surface. A plurality of light emitting units are mounted on respective mounting portions of the mounting surface. A control system controls the plurality of light emitting units such that light is emitted simultaneously from a selected subset of light emitting units. A plurality of optical elements are mounted on the mounting surface. Each optical element covers a different one of the light emitting units and is configured so that an inner surface of the optical element is separated from an outer surface of the light emitting unit. Each optical element redirects a portion of light emitted by the light emitting unit covered by the optical element to be more parallel to the mounting portion of the light emitting unit. |
| US11662412B2 |
Noise suppression methods and apparatus
According to some aspects, a method of suppressing noise in an environment of a magnetic resonance imaging system is provided. The method comprising estimating a transfer function based on multiple calibration measurements obtained from the environment by at least one primary coil and at least one auxiliary sensor, respectively, estimating noise present in a magnetic resonance signal received by the at least one primary coil based at least in part on the transfer function, and suppressing noise in the magnetic resonance signal using the noise estimate. |
| US11662407B2 |
Generation of measurement data from a target volume of an examination subject using a magnetic resonance system
In a method and system for the generation of measurement data required k-space is read out in the readout direction in k-space rows such that at least a first k-space row of the k-space rows does not cover the k-space to be read out in the readout direction in full and at least a second k-space row of the k-space rows covers the k-space to be read out in locations in the readout direction at which the first k-space row does not cover the k-space to be read out. Measurement data that is missing in the k-space is completed in this way on the basis of recorded echo signals stored as measurement data. |
| US11662401B2 |
Magnetic sensor, magnetic detection device and magnetic detection system
A magnetic sensor includes a substrate having a first surface and a second surface, which is opposite the first surface, and a detection unit provided on the first surface. The detection unit includes a magnetoresistive effect element, the resistance value of which changes in accordance with an input magnetic field, provided on the first surface, and a protective layer that covers at least the magnetoresistive effect element. The magnetoresistive effect element is configured in a linear shape extending in a first direction on the first surface. The detection unit has a first width, which is a length in a second direction, orthogonal to the first direction, and a second length, which is greater than the first width. The first width is the length of the detection unit on the first surface, and the second width is the length of the top surface of the detection unit. |
| US11662396B2 |
Power receiving apparatus, control method, and storage medium
A power receiving apparatus includes a determination unit and a display unit. The determination unit determines whether or not each of a power transmitting apparatus and a cable connected to the power receiving apparatus meets a predetermined condition relating to safety of power transmission. The display unit displays first information indicating that the power transmitting apparatus does not meet the predetermined condition in a case where the power transmitting apparatus does not meet the predetermined condition. The display unit displays second information indicating that the cable does not meet the predetermined condition in a case where the cable does not meet the predetermined condition. |
| US11662394B2 |
Ground monitor with smart frequency selection
An apparatus for smart frequency selection in a ground monitor apparatus is disclosed. The apparatus includes an energy measurement circuit that measures an energy level at a test frequency in an equipment grounding conductor between a load and a power source and an energy comparator that compares the measured energy level with an energy threshold. The apparatus includes a continuity signal circuit that injects a continuity signal with a frequency at the test frequency in the equipment grounding conductor at an energy level above the energy threshold in response to the energy comparator determining that the measured energy level is below the energy threshold. The continuity signal is an indicator for continuity of the equipment grounding conductor between the power source and load. |
| US11662392B2 |
Estimating condition of battery, related system and vehicle
A method may comprise storing a first service provider record associated with a first project located at a first geographic location, receiving a request for project identifiers located within a section of a geographic area, providing a subset of the first set of the one or more project identifiers to be displayed on a second map the first user device, receiving a selected project of the project identifiers, providing a project page indicating categorical identifiers associated with the first project indicating at least some work performed, a link to at least one service professional's profile page, an opinion review and an insight review, receiving a selection of the link to the at least one service professional's profile page, and providing, a profile page of the at least one service professional, the profile page including contact information of the at least one service professional. |
| US11662391B1 |
Dynamic adjustments to battery parameters using battery metrics
Systems, methods, and computer-readable media are disclosed for dynamic adjustments to battery parameters using battery metrics. The device may be configured to determine a first value indicative of a battery voltage output during a first time interval, determine a second value indicative of a temperature during the first time interval, and determine a first acceleration factor for the battery during the first time interval based at least in part on the first value and the second value. The device may determine an adjusted number of charge cycles completed during the first time interval using the first acceleration factor, determine a total adjusted number of charge cycles of the battery, determine that the total adjusted number of charge cycles is equal to or greater than a first threshold, and cause the first maximum output voltage value to be reduced. |
| US11662390B2 |
Voltage detection unit
A voltage detection unit includes a voltage detection terminal configured to be conductively connected to a detection target, an electric wire conductively connected to the voltage detection terminal and a housing having a plate shape and including a terminal accommodating concave configured to accommodate the voltage detection terminal, an electric wire accommodating concave defined by a first groove side wall, a second groove side wall and a groove bottom surface, and configured to accommodate the electric wire and to guide the electric wire out of the housing and an electric wire restricting portion configured to hold the electric wire between the electric wire restricting portion and the groove bottom surface and to prevent the electric wire from being displaced out of the electric wire accommodating concave. |
| US11662388B2 |
Apparatus for estimating a battery free capacity
The present disclosure relates to an apparatus for estimating a battery free capacity, and more particularly, an apparatus for estimating a free capacity of a half cell of a battery. According to the present disclosure, it is possible to accurately estimate a free capacity of a half cell without inserting a reference electrode by revising an entire SOC region of a half cell by using an inflection point detected based on SOC-voltage data of a full cell and a half cell of the battery, respectively, and then estimating SOC-voltage data based on a SOC difference between the entire SOC regions before and after the revision. |
| US11662386B2 |
Method for inspecting self-discharge of a power storage device and method for producing the power storage device
A method for inspecting self-discharge of a power storage device includes: a) continuously applying a continuous power-supply voltage to the power storage device that has been charged in advance from an external power supply to a first device voltage), the continuous power-supply voltage being higher than the first device voltage and having a constant magnitude; b) detecting a power-supply current flowing from the external power supply to the power storage device; and c) determining a self-discharge state of the power storage device based on the detected power-supply current. |
| US11662380B2 |
Built-in self-test for die-to-die physical interfaces
A system includes a first integrated circuit including a first interface circuit with a first transmit pin and a first receive pin, and a first test circuit. The system also includes a second integrated circuit including a second interface circuit with a second receive pin coupled to the first transmit pin, and a second transmit pin coupled to the first receive pin. The second integrated circuit further includes a second test circuit configured to route signals from the second receive pin to the second transmit pin, such that the sent test signal is received by the second receive pin, bypasses the second test circuit, and is routed to the second transmit pin. The first test circuit is further configured to receive the routed test signal on the first receive pin via the second conductive path. |
| US11662375B2 |
Microwave system using different polarizations
The present disclosure provides a microwave system, including a chamber and a microwave process circuit. The microwave process circuit is coupled to the chamber, and configured to radiate a polarized source microwave, receive a first reflected microwave, and radiate a polarized first reflected microwave into the chamber so as to heat a device under test in the chamber. The microwave process circuit includes a power generator, a first energy feeder, and a second energy feeder. The power generator is configured to generate a source microwave according to a reference signal and a control signal. The first energy feeder is configured to polarized the source microwave to the polarized source microwave, and radiate the polarized microwave into the chamber. The second energy feeder is configured to polarized the first reflected microwave to the polarized first reflected microwave, and radiate the polarized first reflected microwave into the chamber. |
| US11662370B2 |
Frequency spectrum detection system
A frequency spectrum detection system including: a frequency-scan light source, a phase modulator, an optical filter, an optical fiber, a photodetector, a power divider, an electric amplifier, a combiner, an electric filter, and an oscilloscope. The frequency-scan light source, the phase modulator, the optical filter, the photodetector, and the electric amplifier form a ring-shaped optoelectronic oscillator resonant cavity, which is configured to generate a frequency-scan signal. The combiner is configured to receive a signal to be measured. The phase modulator is configured to modulate the combined electrical signal onto a frequency-scan optical signal. The optical filter is configured to selectively attenuate or amplify one sideband of double sidebands of the double-sideband phase-modulated optical signal. The photodetector is configured to detect a signal filtered by the optical filter. |
| US11662358B2 |
Automatic analyzer
The object of the invention is to avoid a decrease in dispensing accuracy of a sample, a reagent, or the like as a temperature changes. In an automatic analyzer, a dispensing nozzle sucks the sample from a sample container holding the sample and discharges the sample to a reaction container. A syringe pump controls an amount of change in a volume of water. A first pipe connects the dispensing nozzle and the syringe pump. An electromagnetic valve flows or stops the water. A second pipe connects the electromagnetic valve and the syringe pump. A branch pipe branches the water. A third pipe connects the electromagnetic valve and the branch pipe. A case accommodates at least the syringe pump, the first pipe, the electromagnetic valve, the second pipe, the branch pipe, and the third pipe. Further, the third pipe includes a heat exchange unit that performs heat exchange of the water. |
| US11662355B2 |
Interactive and iterative method and system for using feedback to make measurements, manage data, and printing and scanning anything in real time and non-real time
An iterative methodology and system (which can also be represented in software), with the option for continual improvement, for the interactive capture, merger, comparison, analysis, cloning and manipulation of anything in the unique universe medium or multiple universes mediums, be it real, virtual or imagined, including thought (of organic or non-organic or other nature), in real time or non-real time, where anything also includes anything infinitely small (or a small base volume of space known as a Senserom), to infinitely large (or a large encapsulating Senseroom volume known as a Senseverse) and can include multiple universes and Senserooms themselves impacting each other, static or dynamic changing over time periods, including the past, present and future. The full set of these infinite Senseroms and Senserooms is considered the Senseverse, which contains anything and/or everything real, virtual and imagined. |
| US11662352B2 |
Erythrocyte-derived extracellular vesicles and proteins associated with such vesicles as biomarkers for parkinson's disease
The present description relates to methods for clinically assessing Parkinson's disease in a subject using protein biomarkers of erythrocyte-derived extracellular vesicles (EEV). |
| US11662345B2 |
Testing assembly and testing device for lateral flow assay
A testing assembly for lateral flow assay comprising a liquid sample receiving unit arranged on a support structure defining a plane and configured to receive a liquid sample via the liquid sample receiving interface, at least one testing strip having, in a planar state, a testing strip center line length (L) in a longitudinal direction, a testing strip width in a width direction and a testing strip thickness, and comprising a capillary wick that includes a test portion that comprises a reacting material configured to react in a predetermined manner to a pre-specified analyte, wherein the width direction of the testing strip extends at an angle smaller than 90° with respect to a normal of the plane, and wherein the testing strip is curved, resulting in an effective extension being shorter than the testing strip center line length in the planar state. |
| US11662343B2 |
Cellular populations and uses thereof
Disclosed are methods of identifying immunosuppressive TR1 regulatory T cells, including in methods of diagnosing the presence of immune tolerance, methods of producing immunosuppressive regulatory T cells, and methods of eliciting immune tolerance in a subject. These methods include screening T cells to detect Eomes+IL-10+ T cells or expressing recombinant Eomes in T cell populations to generate immunosuppressive regulatory T cells. |
| US11662335B2 |
Ion-pairing free LC-MS bioanalysis of oligonucleotides
Methods of LC-MS analysis of oligonucleotides free of ion-pairing reagents are disclosed herein. Historically, ion-pairing reagents have been used for acceptable extraction and chromatography prior to mass spectral analysis. The disclosure herein presents methods free of ion-pairing reagents at each stage, from extraction through the LC-MS endpoint. Also disclosed herein are systems for performing these methods. |
| US11662332B2 |
Method of producing transparent biological preparations for examination by light microscopy
In a method for producing transparent biological preparations for examination by light microscopy biological tissue is electrophoretically clarified in that the tissue is immersed in an aqueous alkaline electrophoresis solution and is exposed to an electric field in the electrophoresis solution. The electrophoresis solution contains a buffer base, the cations of which have a molecular weight of at least 50 Da, at a concentration of 5 to 100 mol/m3 and a non-ionic detergent at a concentration of 0.1 to 10% (w/v). |
| US11662331B2 |
Nanobio sensing device
A nanobio-sensing device includes: a substrate; a source electrode and a drain electrode which are disposed on the substrate and spaced apart from each other; a sensing film which serves as a channel connecting the source electrode and the drain electrode and is in contact with at least a part of the source electrode and the drain electrode; a first gate electrode which is a floating gate, extends while one end of the first gate electrode is in contact with a part of the sensing film, and is capable of being in contact with a part of the source electrode and/or the drain electrode; and a second gate electrode which is in contact with the other end of the first gate electrode to form a first gate stacked structure. |
| US11662317B2 |
Metrology for OLED manufacturing using photoluminescence spectroscopy
An apparatus for determining a characteristic of a photoluminescent (PL) layer comprises: a light source that generates an excitation light that includes light from the visible or near-visible spectrum; an optical assembly configured to direct the excitation light onto a PL layer; a detector that is configured to receive a PL emission generated by the PL layer in response to the excitation light interacting with the PL layer and generate a signal based on the PL emission; and a computing device coupled to the detector and configured to receive the signal from the detector and determine a characteristic of the PL layer based on the signal. |
| US11662315B2 |
Device and method for determining depth and concentration of a subsurface fluorescent object
A method and device for determining the depth and fluorophore concentration of a fluorophore concentration below the surface of an optically absorbing and scattering medium suitable for use in fluorescence-based surgical guidance such as in tumor resection is described. Long-wavelength stimulus light us used to obtain deep tissue penetration. Recovery of depth is performed by fitting measured modulation amplitudes for each spatial frequency to precomputed modulation amplitudes in a table of modulation amplitudes indexed by optical parameters and depth. |
| US11662304B2 |
System and method for in situ measuring and collecting samples of analyte concentration in bodily fluids
A system and related methods include a durable component, an indicator component including an indicator zone comprising at least one colorimetric analyte sensing element, at least one moisture sensor, and a fluid collection reservoir. The durable component contains at least one spectrophotometer, a computing system, and means for electronic communication between the computing system and at least one external device. The indicator component includes at least one colorimetric analyte sensing element and a fluid transport layer in fluid communication with the indicator zone, and it is arranged and configured for attachment to the durable component. In addition, the moisture sensor is arranged and configured to communicate the presence of moisture to initiate a predetermined delay in measuring the concentration of at least one analyte. The fluid collection reservoir is releasable from at least one of the indicator components and the durable component at a predetermined breaking point for clinical analysis. |
| US11662303B2 |
Method for spectral study of a biological fluid
The aim of the present invention is to propose a novel method for spectral study of a biological fluid from an absorption spectrum of a sample of the biological fluid. The inventors have made an original use of spectroscopy in order to accurately determine the protein content of a biological sample, in particular for oxyhaemoglobin, methaemoglobin, bilirubin and the haem bound to serum albumin. Such a method can be used in a variety of applications concerning haem- or haemoprotein- related diseases, in particular diagnostic methods, treatment follow-up methods, methods for determining biomarkers or screening methods. Such a method is also advantageous for qualifying blood bags. |
| US11662302B2 |
Calibration of optical detector
A method of calibrating an optical detector includes positioning a calibration block relative to the optical detector and determining a first calibration point of the detector using the calibration block. |
| US11662301B1 |
Mine dust real-time detection system based on double-photo acoustic spectrometry and detection method
Disclosed are a mine dust real-time detection system based on double-photoacoustic spectrometry and a detection method. The mine dust real-time detection system based on double-photoacoustic spectrometry includes a first sampling unit, a first photoacoustic detection cavity, a second sampling unit, a second photoacoustic detection cavity, a signal unit and a processing unit; the first sampling unit is used for sampling in respective, the first photoacoustic detection cavity provides a photoacoustic effect field to substances sampled by the first sampling unit, the second sampling unit is used for sampling in respective, the second photoacoustic detection cavity provides the photoacoustic effect field to substances sampled by the second sampling unit, the signal unit is used for providing a laser signal, and the processing unit is used for collecting and processing a photoacoustic signal. |
| US11662294B2 |
Fan filter unit and HEPA filter performance measurement method
Provided is a fan filter unit with which the performance of a HEPA filter can be measured at multiple points with ease and in a short time. The fan filter unit has a first HEPA filter, a second HEPA filter, and exhaust means installed between the first HEPA filter and the second HEPA filter. The first HEPA filter, the second HEPA filter, and the exhaust means are integrated by a housing. |
| US11662290B2 |
Flexibility measurements of injectable gels
A process for evaluating rheological characteristics of an injectable gel including measuring the flexibility, wherein the flexibility is evaluated by measuring the strain at the crossover point of the amplitude sweep. The process may include subjecting an injectable gel to oscillating mechanical stresses to determine G′ and G″ as a function of strain (γ) in an amplitude sweep, determining the crossover point as the point at which G′ and G″ have the same value, determining the strain γcross at the crossover point, and determining the flexibility of the injectable gel as γcross or proportional to γcross. Further, a method of comparison of dermal fillers by measuring their flexibility and a method of evaluation of dermal filler behavior in human skin by measuring the flexibility. |
| US11662287B2 |
Devices and methods for monitoring
Example monitoring devices, systems and methods for use are provided. The devices can comprise one or more paths. In an embodiment, a first fluid path is connected to a sensor manifold, the sensor manifold comprising one or more sensors for sensing one or more characteristics of a fluid, and a second fluid path connected to a second sensor component, the second sensor component comprising a density sensor for sensing the density of the fluid. |
| US11662285B2 |
Device and method for ascertaining mechanical properties of a test body
The invention relates to a device for ascertaining mechanical properties, for example, the natural frequency, the damping or the natural vibration mode of a test specimen containing ferromagnetic material components, in particular a brake pad for a motor vehicle. An electromagnetic actuator, in particular an electromagnet, is provided for exerting a magnetic attractive force onto the test specimen so that the actuator exerts a force impulse that imparts the test specimen with vibrations whose spectrum of vibration contains at least one natural frequency vibration of the test specimen. |
| US11662277B2 |
Method and apparatus for demolding and analyzing a direct analysis sample
The present invention relates to an apparatus for demolding and analyzing a direct analysis sample formed from a molten metal material contained within a sample chamber assembly, wherein the sample chamber assembly comprises at least a sample housing, a cover plate and closing means, comprising: a cabinet defining an interior and comprising at least one opening for the sample housing to enter the cabinet, and analyzing means located inside the cabinet for analyzing an analysis surface of the sample; demolding means adapted to remove at least the closing means to expose at least part of the analysis surface of the sample; and transporting means adapted to hold and transport the sample housing at least between a sample demolding position, where the closing means is removed by the demolding means, and a sample analysis position, where the analysis surface of the sample is analyzed by the analyzing means, and wherein the sample demolding position and the sample analysis position are different from each other. The invention also relates to a system and method for demolding and analyzing a direct analysis sample. |
| US11662276B2 |
Fatigue test equipment for automobile chassis simulation road test
The present disclosure belongs to the field of automobile chassis suspension system tests, and provides fatigue test equipment for an automobile chassis simulation road test. The fatigue test equipment can simultaneously test the simulation road test fatigue durability of automobile chassis parts such as the wheel and suspension system and the like, ensures that a test state of the tested wheel and suspension system is close to a real automobile state, and simulates and reproduces a load which an automobile chassis bears in the real road running process in a laboratory. |
| US11662275B2 |
Loading system and test equipment for automobile chassis simulation road test
The present disclosure belongs to the technical field of automobile chassis suspension system tests, and provides a loading system and test equipment for an automobile chassis simulation road test. The loading system includes an inclination angle regulation assembly, an automobile weight loading assembly, a rotation angle regulation assembly and a vertical load loading assembly, can simulate to apply various loads which a chassis bears in the real road running process of an automobile, and ensures consistency between a simulation test result and a real automobile test field detection result; and the test equipment further includes a suspension assembly, an acceleration torque assembly and a rotary drum assembly, can simultaneously test the fatigue durability of automobile chassis parts such as a wheel, a suspension and the like, is high in consistency between a test result of the test equipment and a test result of a test field, has universality, can mount wheel and suspension systems of various automobile types and test the fatigue durability of the wheel and suspension systems of various automobile types, shortens the development period of a finished automobile, and reduces the development cost. |
| US11662273B2 |
Universal suspension and test equipment for automobile chassis simulation road test
The present disclosure belongs to the technical field of tests of wheels and automobile chassis suspension systems, and provides a universal suspension and test equipment for an automobile chassis simulation road test. A simulated dashpot is movably connected to a simulated shock absorption tower; a simulated steering link and a simulated lower control arm are both movably connected to a backboard; and the simulated dashpot, the simulated steering link, and the simulated lower control arm are all assembled with corresponding mounting holes in a steering knuckle. Simulated parts with adjustable lengths and positions are used to replace an original vehicle's dashpot, steering link and lower control arm of a suspension, so that by means of adjusting lengths and angles of all the parts of the test suspension, the universal suspension can be applicable to the spatial hard point requirements of most current Macpherson suspensions. |
| US11662271B1 |
Road simulation device and test method
The road simulation device includes a frame structure and a transmission structure. The transmission structure includes a first test bench, a second test bench, a third test bench and a fourth test bench. A first sliding plate structure of the first test bench slides in a first direction and a second direction, a second sliding plate structure of the second test bench slides in the first direction, and a third sliding plate structure of the third test bench slides in the second direction. The first sliding plate structure and the first base structure, the second sliding plate structure and the second base structure, the third sliding plate structure and the third base structure, as well as the fourth baffle plate structure and the fourth base structure are connected by spherical hinges. Damages to the frame structure caused by huge acting force generated by rigid connection during testing can be avoided. |
| US11662269B2 |
Fiber-optic interconnection stabilization apparatus
A fiber-optic interconnection stabilization apparatus for a measurement system is provided. The apparatus may comprise a main body comprising an enclosure and two openings. The enclosure may encase a fiber-optic cable within the main body in an organized manner. The two openings may fit connecting ends of the fiber-optic cable such that the connecting ends of may be exposed in order to connect two modular components of a measurement system and form a closed measurement loop. The main body, when in a closed configuration, may stabilizes the fiber-optic cable encased within from external conditions, such as mechanical, thermal, or other environmental conditions that may affect measurements. |
| US11662264B2 |
Pressure measuring apparatus for measuring a discharge pressure of a liquid discharged onto a wafer
A pressure measuring apparatus for measuring a jetting pressure of a liquid jetted from a nozzle includes a plate including: a first surface facing the nozzle; and a second surface opposite to the first surface; a pressure sensor configured to detect a discharge position and the discharge pressure at the discharge position of the liquid and generate a signal based on the discharge pressure; and electrical components including a controller configured to receive the signal and collect data regarding the discharge pressure. The pressure sensor is provided on the first surface of the plate and the electrical components are provided on the second surface of the plate. |
| US11662263B2 |
Pressure sensor for preventing fluid jetting
A pressure sensor includes a housing, an isolator positioned at a first end of the housing, and a first cavity formed between the first end of the housing and the isolator. The pressure sensor further includes a second cavity formed in the housing and a channel with a first end fluidly connected to the first cavity and a second end fluidly coupled to the second cavity. A pressure sensor chip is positioned in the second cavity and includes a first diaphragm positioned at a top side of the pressure sensor chip laterally outwards from the second end of the channel to prevent a fluid from jetting onto the first diaphragm. |
| US11662260B2 |
Linear inductive torque sensor
Methods and apparatus for linear inductive torque sensing that may include transmitting an AC magnetic field with a transmit coil toward a conductive target and receiving a field reflected by the conductive target with a receive coil, wherein the conductive target comprises first and second targets positioned with respect to each other and each shaped to linearly increase or decrease an amount of conductive area of the conductive target due to relative movement of the first and second targets which changes an amount of the field reflected by the conductive target. A signal from the receive coil can be processed to determine a relative position of the first and second targets corresponding to an amount of torque on an elongate member connected to the first and second targets. In other embodiments, a change in inductance of the transmit coil is measured to determine relative target position. |
| US11662259B2 |
Baseline signal calculation
A baseline unit for use in a sensor system, the sensor system comprising N force sensors which output N sensor signals, respectively, where N≥2, the baseline unit configured to: monitor measures of gradients of the respective sensor signals; and, in dependence upon the measures of the gradients, control a stored baseline setting to control how a baseline signal for at least one of said sensor signals is calculated using a baseline-calculation method, the baseline-calculation method configured by the currently-stored baseline setting. |
| US11662257B2 |
Apparatus, system and method for remote sensing and resetting electrical characteristics of a memristor
An apparatus comprising: a memristor; means for wirelessly receiving, from another apparatus, a time-varying signal; means for enabling, responsive to the received time-varying signal, provision of one or more pulses to the memristor to change an electrical characteristic of the memristor; means for wirelessly signalling to the other apparatus when the electrical characteristic of the memristor reaches a threshold value; and means for re-setting the electrical characteristic of the memristor. |
| US11662253B2 |
Method and apparatus for measuring temperature
Apparatuses and methods for measuring substrate temperature are provided. In one or more embodiments, an apparatus for estimating a temperature is provided and includes a plurality of electromagnetic radiation sources positioned to emit electromagnetic radiation toward a reflection plane, and a plurality of electromagnetic radiation detectors. Each electromagnetic radiation detector is positioned to sample the electromagnetic radiation emitted by a corresponding electromagnetic radiation source of the plurality of electromagnetic radiation sources. The apparatus also includes a pyrometer positioned to receive electromagnetic radiation emitted by plurality of electromagnetic radiation sources and reflected from a substrate disposed at a reflection plane and electromagnetic radiation emitted by the substrate. The apparatus includes a processor configured to estimate a temperature of the substrate based on the electromagnetic radiation emitted by the substrate. Methods of estimating temperature are also provided. |
| US11662252B2 |
Printing apparatus and method for generating color chart data
A printing apparatus includes a control unit configured to generate color chart data, a transport unit configured to intermittently transport a medium, a printing unit configured to print a colorimetric patches on a processing unit region, a drying unit configured to dry the processing unit region, and a colorimetric unit configured to measure a color of the colorimetric patches in the processing unit region subjected to the drying, wherein the control unit is configured to acquire, based on a printing setting, a drying holding time during which the processing unit region is held at the drying unit, calculate a color-measurable patch number which is measurable by the colorimetric unit within the drying holding time, and generate the color chart data for printing a number of the colorimetric patches in the processing unit region, the number being less than or equal to the color-measurable patch number. |
| US11662251B1 |
Enhanced co-registered optical systems
An imaging optical system including a plurality of imaging optical sub-systems, each having at least one optical element and receiving light from a source, and a plurality of spectrometer optical sub-systems, each spectrometer optical sub-system receiving light from at least one of the imaging optical sub-systems, each imaging optical sub-system and spectrometer optical sub-system combination having a spatial distortion characteristic, each spatial distortion characteristic having a predetermined relationship to the other spatial distortion characteristics. |
| US11662245B2 |
Payload measurement system for machine with hauling body
A payload measurement system can be used to measure the payload added to a machine supported on a plurality of walking beams. A plurality of load cell sensors is mounted to the walking beams in locations where, when the walking beam bends, the sensors are placed under load. The load cell sensors include a symmetrical strain bar having first and second mounting ends connected by a connecting span, wherein the end thickness is greater than the span thickness of the connecting span. The connecting span is disposed between and spaced apart from an upper plane and a lower plane with which the surfaces of the mounting ends are aligned. |
| US11662242B2 |
Flow sensor gauge
Flow sensors are provided that can monitor flow conditions. The flow sensor includes a gauge that provides a first level of information about flow through the sensor, and an indicator associated with the gauge that can provided a second level of information about flow through the sensor. The indicator might be in the form of a dial that can rotate about the gauge and might include a locked position for monitoring flow and an unlocked position to rotate the dial about the gauge to reposition the dial. A twisted shaft with varying twist rate is provided to convert linear motion to rotational motion for the gauge. |
| US11662241B1 |
Doser assemblies, apparatuses including a doser assembly, methods of making the same, and/or methods of operating the same
A doser assembly includes a hopper assembly configured to receive filler material, a vibration transmission assembly coupled to the hopper assembly, and a paddle in a hopper opening that extends through the hopper assembly. The vibration transmission assembly includes a shaft that is configured to rotate around a central rotation axis, an eccentric that is fixed to the shaft and has a center that is radially offset from the central rotation axis, a connecting rod that is pivotably connected to the center of the eccentric, and a bracket that is pivotably connected to the connecting rod. A first end of the paddle is pivotably coupled to the hopper assembly at a paddle pivot joint. The paddle is fixed to the bracket of the vibration transmission assembly separately from the hopper assembly. The vibration transmission assembly is configured to cause the paddle to reciprocatingly pivot around the paddle pivot joint. |
| US11662233B2 |
Conformal aperture engine sensors and mesh network
Wireless sensor devices are described which harvest energy and provide an antenna or antennas for wireless communication on a relatively small form factor, preferably one that is co-extensive with a largest component of the device, e.g., an antenna layer or sensor layer. The devices are able to sense and/or control certain specific parameters of a system; store energy, e.g., in a supercapacitor system or battery system; transmit that as information/signals via a wireless link, e.g., RF or optical link; receive information from other devices and relay that information. Such devices accordingly may be self-powered and wireless devices, and not dependent on a separate device or form factor to provide a power source. Such devices can be entirely autonomous or substantially so, can be mobile or fixed, and may require little servicing over a period of time. The devices can be used as sensor nodes in a wireless mesh network. |
| US11662229B2 |
Optical fiber BOCDA sensor using phase code modulation of pump light and probe light which have time difference
The present invention relates to an optical fiber BOCDA sensor. A purpose of the present invention is to provide an optical fiber BOCDA sensor which uses two phase codes to control a correlation peak position, thereby further simplifying control design and device configuration and improving spatial resolution to enhance a sensing performance and detection accuracy in comparison with the prior art. |
| US11662227B2 |
Magnetic encoding for smart position sensor range extension
Apparatus and associated methods relate to cascaded sets of two or more individual permanent magnets distributed in a predetermined spatial relationship on a source carrier configured to translate proximate two or more magnetic field sensors distributed in a predetermined spatial relationship on a reference carrier. In an illustrative example, the permanent magnets may be arranged in at least two predetermined orientations. For example, each of the permanent magnets may direct its field in a predetermined orientation to produce a unique output code from a set of the magnetic field sensors. The output code may, for example, uniquely identify a relative position between the source carrier and the reference carrier. The magnetic field sensors may be, for example, anisotropic magneto-resistive elements. Cascaded sets of permanent magnets may cost-effectively increase the dynamic range of the relative position between the source carrier and the reference carrier by adding additional magnetic targets. |
| US11662222B2 |
Sensor management and reliability
A system and method for managing sensors including determining health operation states of the sensors correlative with sensor accuracy, classifying the sensors by their respective health operation state, and teaming two sensors each having a health operation state that is intermediate to give a team having a health operation state that is healthy. The sampling frequency of the sensors to determine sensor accuracy may be dynamic. |
| US11662219B2 |
Routing based lane guidance system under traffic cone situation
In one embodiment, a perception module of an autonomous driving vehicle (ADV) detects a temporary traffic control device (TTCD) located within a first lane of a multi-lane roadway. The first lane is added to a black list of one or more lanes that the ADV is not permitted to drive within. A rerouting request is made to a planning module of the ADV to route the ADV to a second lane in the multi-lane roadway. The ADV navigates to the second lane and continues navigating along the requested rerouting. The ADV monitors for additional TTCDs. One or more boundary lines of the first lane can be marked “do not cross” so that the ADV does not navigate, even partially, back into the first lane. If there are no more TTCDs in the first lane for a predetermined distance ahead of the ADV, the first lane is deleted from the black list. |
| US11662217B2 |
Predictive cleanliness function for vehicle-sharing fleet
A method and system are disclosed and include assigning a vehicle to a user. The method also includes obtaining contextual information associated with the vehicle-sharing request, and the contextual information includes at least one of location information associated with the vehicle-sharing request, route information associated with the vehicle-sharing request, and user information associated with a vehicle-sharing account corresponding to the user. The method also includes determining a cleanliness score based on the contextual information and determining whether the cleanliness score is less than a first threshold value. The method also includes transmitting, in response to (i) the cleanliness score being less than the first threshold value and (ii) a vehicle-sharing session corresponding to the vehicle-sharing request being complete, an alert that is configured to indicate that the vehicle needs to be cleaned. |
| US11662214B2 |
Interactive vehicle navigation coaching system
A dynamic navigation coach system is programmed to monitor and assist drivers while keeping them engaged en route to the destination. The system may provide driver navigation assistance and training that monitors user navigational skills, driving habits, and environmental factors, and provides dynamically adjustable tools to provide varying levels of navigation assistance in a game play format. The system may selectively provide navigational directions or corrections to the driver when the driver deviates from a scheduled travel route, instead of providing instructions at every driving event. |
| US11662212B2 |
Systems and methods for progressive semantic mapping
Systems, methods, and non-transitory computer-readable media can determine map information defining a map, wherein the map comprises a plurality of regions. A quality level is assigned to each region of the plurality of regions based on map information available for that region. The quality level is associated with at least one of: a resolution metric, a volume metric, a recency metric, a verification metric, or an elegance metric associated with the map information available for that region. A first region of the plurality of regions is identified that is at risk of being downgraded to a lower quality level. Instructions are issued to one or more vehicles that cause the one or more vehicles to traverse the first region and capture sensor data within the first region. |
| US11662210B2 |
Performing navigation tasks using grid codes
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for selecting actions to be performed by an agent interacting with an environment. In one aspect, a system comprises a grid cell neural network and an action selection neural network. The grid cell network is configured to: receive an input comprising data characterizing a velocity of the agent; process the input to generate a grid cell representation; and process the grid cell representation to generate an estimate of a position of the agent in the environment; the action selection neural network is configured to: receive an input comprising a grid cell representation and an observation characterizing a state of the environment; and process the input to generate an action selection network output. |
| US11662209B2 |
Short arc initial orbit determining method based on gauss solution cluster
The invention discloses a preferable short arc initial orbit determining method based on Gauss solution cluster, and belongs to the astrodynamics field, including: grouping the observation data, using Gauss method to obtain the target state vector at the corresponding time point for each group of data, forming a solution set of preliminary estimation; dividing the solution set of preliminary estimation into a position component vector solution set and a velocity component vector solution set for clustering to obtain a position component vector solution cluster and a velocity component vector solution cluster; based on the position component vector solution cluster and the velocity component vector solution cluster, generating a two-dimensional trajectory solution set; evaluating each of the two-dimensional trajectories by using a trajectory optimal method, calculating the number of root of orbits corresponding to the optimal two-dimensional trajectory, thereby completing determination of initial orbit. |
| US11662207B2 |
Inertial measurement device
Inertial measurement apparatus arranged to be carried by a carrier vehicle include a chassis, a turntable mounted on the chassis, a first inertial measurement unit mounted on the turntable and connected to an electronic control unit connected to a motor for controlling turning of the turntable, and a second inertial measurement unit secured to the chassis. The control unit turns the turntable through one revolution with periodic alternating motion from a fixed initial angular position of the turntable. The control unit calculates the acceleration of the carrier vehicle from measuring the first inertial measurement unit while the turntable is stationary and from measuring the second inertial measurement unit while the turntable is moving. The control unit reconstitutes an inertial reference frame for each inertial measurement unit and compares the two inertial reference frames to determine a difference and takes account of this difference when calculating the acceleration. |
| US11662205B2 |
MEMS gyroscope control circuit
A microelectromechanical system (MEMS) gyroscope includes a driving mass and a driving circuit that operates to drive the driving mass in a mechanical oscillation at a resonant drive frequency. An oscillator generates a system clock that is independent of and asynchronous to the resonant drive frequency. A clock generator circuit outputs a first clock and a second clock that are derived from the system clock. The drive loop of the driving circuit including an analog-to-digital converter (ADC) circuit that is clocked by the first clock and a digital signal processing (DSP) circuit that is clocked by the second clock. |
| US11662201B2 |
Calibration apparatus for a rotational angle measuring system
A calibration apparatus for a rotational angle measuring system includes a measuring system shaft and a measuring system housing. The calibration apparatus includes a shaft holding device which, in a calibration position, rotates about an axis of rotation and is co-rotatably connected to the measuring system shaft, and, in a load position, is decoupled from the measuring system shaft, a rotationally static housing holding device which, in the calibration position, is co-rotatably connected to the measuring system housing, and, in the load position, is decoupled from the measuring system housing, and a drive motor which drives the shaft holding device. In the calibration position, the shaft holding device has clamping jaws which are pressable onto the radial outer side of the measuring system shaft, and/or, the rotationally static housing holding apparatus has movable pistons which are pressable onto the radial outer side of the measuring system housing. |
| US11662197B2 |
Rapid measurement method for ultra-thin film optical constant
The invention discloses a rapid measurement method for an ultra-thin film optical constant, which includes following steps: S1: using a p-light amplitude reflection coefficient rp and an s-light amplitude reflection coefficient rs of an incident light irradiating to an ultra-thin film to be measured to express an amplitude reflection coefficient ratio ρ of the ultra-thin film: ρ = r p r s ; S2: performing a second-order Taylor expansion to ρ = r p r s at df=0 while taking 2πdf/λ as a variable to obtain a second-order approximation form; S3: performing merging, simplifying and substituting processing to the second-order approximation form for transforming the same into a one-variable quartic equation; S4: solving the one-variable quartic equation to obtain a plurality of solutions of the optical constant of the ultra-thin film, and obtaining a correct solution through conditional judgment, so as to achieve the rapid measurement for the ultra-thin film optical constant. |
| US11662189B2 |
Sound and time stamp comparison method for enabling short range explosive device training simulators
The present invention provides for a network connected training projectile that provides user feedback and is used to determine a trainee's proximity to an appropriately sized explosive blast zone. The invention solves the unmet need for close combat indirect fire (mortars and grenade launchers), or hand grenades which can be safely used in live training exercises. The invention further solves that such use is interactive with the training environment providing the ability to calculate the extent personnel participating in a training exercise would be affected by the training grenade in a real-life scenario. The invention further determines mortality of participants who would have been affected by the training grenade. |
| US11662187B1 |
Feed neck module for toy gun
A feed neck module that is easily attached or detached to a toy gun and a loader. The feed neck module has a mounting bracket for the toy gun and threads for the loader. The mounting bracket and threads are compatible with a variety of different toy guns and loaders. Furthermore, the feed neck module has a conduit which allows projectiles (paintballs, airsoft BBs, gel balls, etc.) to travel from the loader to the toy gun. The conduit may include a funnel to control the flow of the projectiles. The projectiles may be made of a luminescent material (e.g., the projectiles glow in the dark). Furthermore, the feed neck module may have a UV light source that radiates light onto the projectiles as they travel through the conduit. The UV light source may fully charge the projectiles before the projectiles enter the toy gun. |
| US11662186B2 |
Captive piston projectile and method of manufacture
A captive piston projectile (40) comprising a payload housing (43), a piston assembly attached to the payload housing (43), and actuation means (46) for urging the piston assembly from a stowed configuration to an extended configuration. The piston assembly comprises a tubular piston member (41) attached around the periphery of the payload housing (43), the attachment optionally being in the form of a circumferential groove (42) within which the piston member (41) can slide. This provides increased thrust whilst maintaining payload volume. Particularly suited to use with barrelled weapons, and also relates to a method of manufacture. |
| US11662180B1 |
Thermal camouflage fabric
A thermal camouflage fabric has a first side and a second side and at least the first side of the fabric comprises a printed layer. The printed layer contains at least a first, second, and third color paste in a camouflage pattern. At least a portion of the first, second, and third color pastes are in discrete locations in the printed layer. The first, second, and third color pastes each contain at least one pigment, a plurality of metallic particles, and a binder. The first color paste contains at least about twice the amount by weight of metallic particles than the third color paste and the first color paste contains less pigment by weight than the third color paste. |
| US11662177B2 |
Target dot sight having target illumination sensor
A target dot sight includes a target illumination sensor that senses the amount of illumination at a target, rather than merely sensing the ambient sight of the entire operating environment. Then, based on the sensed target illumination, the target dot sight may automatically compensate for the brightness of the target. |
| US11662172B2 |
Integrated barrel and muzzle device system
The disclosed Integrated Barrel and Muzzle Device System (IBMDS) is a firearm suppressor having an interchangeable projectile tube attached to a muzzle endcap and to a gas block endcap proximal a threaded muzzle of the firearm. The disclosure also includes a suppressor tube body configured to receive the muzzle endcap and the gas block front endcap located against a distal face of the threaded muzzle. The disclosure additionally includes a suppressor element received into the suppressor tube body proximal the muzzle endcap, wherein the suppressor element channels propellant gases from openings defined in the interchangeable projectile tube through an array of open cells. |
| US11662171B2 |
Firearm alternator
Methods and apparatus are described for extracting and storing electrical energy from the gaseous discharge of a firearm. In one embodiment a muzzle device is provided comprising of at least one thermoelectric generator which generates electric power, to be stored in a battery, using heat transferred from the gaseous discharge of a firearm to the thermoelectric generator by a heat sink. |
| US11662169B2 |
Bolt carrier and bolt for gas operated firearms
An improved bolt and bolt carrier with integral gas key having an extension nozzle threadedly secured and pinned to the gas key for use with a direct gas operated firearm is provided. The extension nozzle is designed to receive a portion of the host firearms gas operating system. The firing pin retaining pin is oriented so as to expose its widest profile to the firing pins annular flange, increasing its service life. The bolt has a plurality of lugs extending from its forward end and an extractor recess. The extractor recess is constructed to accommodate an enlarged extractor claw while not undercutting the bolt lugs adjacent thereto. The extractor engages approximately 57% more of a seated ammunition cartridges rim as compared to some prior art AR15/M16 type extractors used with automatic firearms chambered in 6.8SPC. The result is an improved bolt and bolt carrier which provides for increased operational reliability. |
| US11662162B2 |
Method and system for retrofitting heat exchanger networks
A heat exchanger network retrofit method including analysis, targeting and retrofitting an existing heat exchange network (HEN) to lower the annual operating cost. The revamped/retrofit design is based on one of two mathematical techniques: Simulated Annealing (SA) and Fixed Structure. |
| US11662161B2 |
Heat conduction device
A heat conduction device includes a heat source portion, a temperature control surface, and heat transfer portions. The heat source portion is configured to generate at least hot heat or cold heat. The temperature control surface is sectioned into a plurality of temperature control sections, and at least some of the plurality of temperature control sections are disposed away from the heat source portion. The plurality of heat transfer portions connect the heat source portion and the plurality of the temperature control sections to transfer heat between the heat source portion and the plurality of temperature control sections. The plurality of temperature control sections are separated from each other based on a distance from the heat source portion. |
| US11662160B2 |
Collector tube for a heat exchanger
A collector tube for a heat exchanger, which may have at least one flat tube, may include at least one recess, through which a separator may be inserted into the collector tube in an insertion position. The separator may have a separating wall comprising a separating wall thickness, wherein a clearance fit may be present between the separating wall and the recess in response to the insertion of the separator. The separating wall may provide at least one elevation to attain an increase of the separating wall thickness in a subarea of the separator. In the insertion position of the separator, the at least one elevation may be arranged in an area of the recess. In the insertion position, a press fit may be present between the at least one elevation and the recess. |
| US11662156B2 |
Arrangement for a latent-heat exchanger chamber
The invention relates to an arrangement for a latent-heat exchanger chamber, usable in distillation devices, which comprises an evaporator in a capillary evaporation regime on the inner face thereof and a condenser in a capillary condensation regime on the outer face thereof, with a system for the dosed supply of liquid into microgrooves or micro undulations of the inner evaporator face, preventing the formation of thin films of water on the evaporator face, the arrangement achieving high latent-heat transfer coefficients. |
| US11662149B2 |
Layered diffuser channel heat exchanger
A layered diffuser-channel heat exchanger may comprise a plurality of fluid channel layers and a plurality of diffuser fin layers interleaved with the plurality of fluid channel layers. Each fluid channel layer of the plurality of fluid channel layers may have a first surface, a second surface opposite the first surface, and a fluid channel located between the first surface and the second surface. |
| US11662147B2 |
Heat exchange system and method
A dual fluid heat exchange system is presented that provides a stable output temperature for a heated fluid while minimizing the output temperature of a cooled fluid. The heated and cooled fluids are brought into thermal contact with each other within a tank. The output temperature of the warmed fluid is maintained at a stable temperature by a re-circulation loop that connects directly to the mid portion of the tank such that the re-circulated fluid flow primarily warms only a re-circulation section of the tank. The other, lower flow rate, section of the tank may be positioned so that it has a cooler temperature and thus serves to increase the efficiency of the heat exchange by extracting extra heat energy out of the cooled fluid before it leaves the tank. Alternatively, the low flow rate section of the tank may be warmer than the re-circulated section, and thus allow the re-circulated section to be cooler than the output temperature of the warmed fluid. |
| US11662146B2 |
Modular air cooled condenser apparatus and method
Modular air cooled condenser apparatus and related methods are disclosed. An example mechanical draft modular air cooled condenser includes a first condenser bundle panel, a second condenser bundle panel, a third condenser bundle panel, and a fourth condenser bundle panel. The example condenser also includes a fan positioned to create a draft to flow over the first, second, third, and fourth condenser bundle panels. |
| US11662144B2 |
Use of biomass furnace for direct air-drying of grain and other particulate
A heating apparatus for supplying heated air to a dryer for grain or other particulate materials. The apparatus features a biomass furnace with a burn chamber for combustible biomass material, a chimney having a lower end in fluid communication with the burn chamber interior, and air ducting that has a fresh air inlet, an output end connected or connectable to the dryer, and is in in fluid communication with the chimney to enable redirection of said heated exhaust air from the chimney to the dryer via the air ducting. An airflow control system is configured to both control airflow to the dryer through the air ducting, and control a temperature of said airflow by varying a ratio between the fresh ambient air and the heated exhaust air. |
| US11662143B2 |
Cosmetic makeup sponge/blender container
A cosmetic sponge drying and storage container has a plurality of components, including at least a first component and a second component, the first component being moveable with respect to the second component to position the container in at least an open condition and a closed condition. At least one of the first component or said second component is perforated with perforations. A cosmetic sponge may be placed within the container when in the open condition and the perforations provide at least 10% ventilation when the container is in the closed condition. Preferably, both the first and second components are perforated to provide for cross-ventilation. In addition, a base may be provided to support the first and second components, and most preferably the base may be perforated. |
| US11662140B2 |
Raw material gas liquefying device and method of controlling this raw material gas liquefying device
A raw material gas liquefying device includes a feed line; a refrigerant circulation line; and a controller. In a refrigerant liquefaction route, a refrigerant flows through a compressor, a heat exchanger, a circulation system JT valve, a liquefied refrigerant storage tank, and the heat exchanger, and returns to the compressor. In a cryogenic energy generation route, the refrigerant flows through the compressor, the heat exchanger, an expansion unit, and the heat exchanger, and returns to the compressor. The controller determines if a refrigerant storage tank liquid level is within an allowable range, manipulates a feed system JT valve opening rate to control refrigerant temperature at the high-temperature-side refrigerant flow path exit side of the heat exchanger, and manipulates the opening rate of the feed system JT valve to control the refrigerant storage tank liquid level so that the refrigerant storage tank liquid level falls into the predetermined allowable range. |
| US11662133B2 |
Entrance refrigerator
An entrance refrigerator having a front surface embedded in a partition partitioning an indoor area and an outdoor area, a front opening formed on a front surface of a cabinet that is exposed to the outdoor area, a side opening formed on a side surface of the cabinet exposed to the indoor area, and a cold air supply assembly provided at a rear of the cabinet. |
| US11662131B1 |
Assembly and method for cooling and dispensing draft beer and other beverages
An assembly and method for constructing or modifying a portable or non-portable ice chest, refrigerator, or other cooler for temporarily installing one or more faucets and related beverage dispensing equipment for cooling and dispensing beer or other beverages such that when cooler is not being used for dispensing beer or other beverages, the one or more faucets and the related dispensing equipment can be removed to allow the cooler to be used for other cooling services. |
| US11662125B2 |
Combined heat exchanger, heat exchanging system and the optimization method thereof
A combined heat exchanger, a heat exchange system, and an optimization method thereof are provided. The heat exchange system includes: an enhanced vapor injection compressor, a condenser, an expansion valve and an evaporator, which are located in a main circuit; wherein the heat exchange system further includes a first branch branched from the main circuit to an vapor injection port of the compressor at a branch point P downstream of the condenser, and a first heat exchange unit and a second heat exchange unit are further provided in the main circuit between the branch point P and the expansion valve; and wherein a refrigerant leaving the condenser is divided at the branch point P into a first portion passing through the first heat exchange unit and the second heat exchange unit from the main circuit, and a second portion passing through the first branch to the vapor injection port. |
| US11662124B2 |
Compact adsorption heat exchangers
According to certain embodiments, an adsorption heat exchanger (AdHEX) part is provided. The AdHEX part comprises a linear guiding element, and a plurality of planar structures that include fins. Each of the planar structures is: mounted on the linear guiding element via a joint element, the joint element configured to cooperate with the linear guiding element to form a slider joint, coated with an adsorbent coating, and fixed on the linear guiding element, at a respective position, by a fixing means that restricts linear sliding movement of each of the planar structures to form an arrangement of coated planar structures that are stacked along the linear guiding element. |
| US11662123B2 |
Reversible pneumatic drive expander
A pneumatically driven cryogenic refrigerator operating primarily on the Gifford-McMahon (GM) cycle is switched from cooling to heating by a switch valve between a rotary valve and a drive piston that causes the displacer to reciprocate. The rotary valve has ports at two radii, one that cycles flow to the displacer and a second that cycles flow to the drive piston. Two ports cycle flow to the top of the drive piston, the “cooling” port optimizes the cooling cycle and the “heating” port provides a good heating cycle. A switch valve that changes the flow from one port to the other can be linearly or rotary actuated. The rotary valve does not reverse direction. |
| US11662122B2 |
Tankless water heater system
A tankless water heater system (100), with a heat exchanger device (20) comprising at least one hollow chamber (21, 22, 23, 24) and at least one electrical heating element (52, 53, 54), and a controller device (30) with a temperature control unit (35), a tap event counter unit (32), a down-time counter unit (33) and a time delay unit (34); an electrical switching element (41, 42, 43) for connecting or is connecting one or several heating elements (52, 53, 54) to/from a power supply; an outlet temperature sensor (27) linked with the temperature control unit (35); a flow rate sensor (29); wherein: the tap counter unit (32) is connected to the flow rate sensor (29) and is triggered when water flow rate exceeds a tap indication threshold the down-time counter unit (33) is triggered and retriggered by the tap counter unit (32) and both provide a down-time event signal after any inactivity period with no water flow and records the duration of inactivity; the time delay unit (34) is connected to and triggered by the tap counter unit (32) starting a delay period which duration is switched from a short default delay period to a long delay period by the down-time signal provided by the down-time counter unit (33); and the switching elements (41, 42, 53) are triggered by the time delay unit (34) only after the delay period has elapsed. |
| US11662120B2 |
Reduced size fire tube boiler system and method of operating same
A boiler system having a generally cylindrical housing or shell includes a main or fire tube with a furnace or combustion chamber extending longitudinally near the bottom of the housing and a burner to accomplish combustion within the combustion chamber. The combustion chamber opens at its rear end to furnace tube sheet, and to a first set of tubes extending longitudinally of the boiler. The first set of tubes extends to and through the rear tube sheet of the boiler to a turnaround space, which transitions to a second set of tubes located above the combustion chamber and first set of tubes to generally span a length extending from the rear tube sheet of the boiler to the front tube sheet. The boiler system as disclosed has a reduced size while maintaining efficiency in steam and hot water applications. |
| US11662114B2 |
Methods and systems for automated HVAC testing
The invention involves the automated testing of HVAC units using an energy management system. The automated HVAC test is performed to understand if one or more HVAC units are operational across one or more locations. If an HVAC unit is not operational, HVAC testing could be performed to understand which component or stage of the HVAC unit is not working as designed. The automated HVAC test is also used to calculate the efficiency of the HVAC unit(s) being tested. The various HVAC tests are performed on all HVAC units as a form of preventative maintenance and diagnostics. These tests can be scheduled on-demand, for a future date and time, or on a recurring schedule (monthly or quarterly). A report is generated for each HVAC test and can be viewed and exported from a cloud-based energy management platform. |
| US11662111B2 |
Air-conditioning system with refrigerant leak detection and countermeasures
An air-conditioning system includes: an air conditioner including a refrigerant circuit formed by connecting an outdoor unit and a plurality of indoor units together, the air conditioner being configured to condition air in a plurality of indoor spaces; at least one countermeasure device provided in correspondence with at least one of the plurality of indoor spaces and configured to operate during leakage of a refrigerant; a plurality of detectors configured to detect a concentration of the refrigerant, at least one of the detectors being provided in each of the plurality of indoor spaces; and a control unit configured to operate all of the at least one countermeasure device if at least one of the concentrations of the refrigerant respectively detected by the plurality of detectors exceeds a predetermined value. |
| US11662109B2 |
Enclosure for gas detector
A gas detector is provided and includes a gas detector element, electronics to interface with the gas detector element and an enclosure configured to expose the gas detector element to an exterior and to form an electronics housing area in which the electronics are disposed whereby the electronics are isolated from the exterior. |
| US11662108B2 |
Demand control ventilation with predictive humidity control
Systems, apparatus and methods for operating an environmental control system that delivers dehumidified outdoor air into a conditioned space through an air valve. The method includes establishing CO2 setpoints corresponding to a ventilation outdoor air flow rate and a dehumidification outdoor air flow rate, determining a humidity metric of the conditioned space, and delivering outside air to the conditioned space at the ventilation outdoor air flow rate or dehumidification outdoor air flow rate based upon the humidity metric. The outside air may be tempered with return air from the conditioned space. The dehumidification CO2 set point is determined by predicting the dehumidification CO2 set point based on the airflow quantity per occupant and the relationship of the occupant predicted water vapor emission rate and CO2 emission rate. |
| US11662107B2 |
Isolating consulting table
The present invention relates to a novel isolating consulting table. The novel isolating consulting table includes a table body and an air outlet pipe, wherein an air inlet duct is inlaid on the table top; the air inlet duct and the air outlet pipe are located in the same vertical plane; an electric ion purification and disinfection system is arranged in the air inlet duct; the table body is provided with a pneumatic device; an air inlet and an air outlet of the pneumatic device are communicated with an air outlet of the air inlet duct and an air inlet duct of the air outlet pipe, respectively; the air outlet pipe includes a ventilation pipe, and an air outlet guide hood located at an air outlet of the ventilation pipe; an air outlet side of the air outlet guide hood is arranged toward the air inlet duct. |
| US11662106B2 |
High efficiency dehumidification system and method
This document describes a high efficiency dehumidification system (HEDS) and method of operating the same. The HEDS systems and physical implementations can include a variety of equipment, such as fans, filtration systems, fluid-conveying coils, piping or tubing, heat transfer coils, vents, louvers, dampers, valves, fluid chillers, fluid heaters, or the like. Any of the implementations described herein can also include controls and logic, responsive to one or more sensors or other input devices, for controlling the equipment for each implementation described herein. |
| US11662105B2 |
Electrical housing for heating, ventilation, and/or air conditioning (HVAC) system
A heating, ventilation, and/or air conditioning (HVAC) unit includes a housing having a base wall, a first electrical component coupled to the base wall, a panel movably coupled to the housing and configured to transition between a closed configuration that defines an air gap between the panel and the base wall and that blocks access to the first electrical component and an open configuration that enables access to the first electrical component, and a second electrical component coupled to the panel. The second electrical component is disposed on a side of the panel opposite the air gap in the closed configuration of the panel. |
| US11662101B2 |
User interface for thermostat and related devices, systems, and methods
A user interface for a thermostat that controls a radiator valve can include a user input member that is movable from a home position to a set point increase or decrease position to increase or decrease a set point temperature of the thermostat. In some embodiments, a return mechanism returns the user input member to the home position after being released from one of the set point increase and decrease positions. The user interface can include an indicator panel and controller that controls the indicator panel to provide an indication of when the set point temperature of the thermostat is being adjusted. The user interface can also include a lockout controller that prevents further set point temperature adjustments using the user interface when the set point temperature differs from the environmental temperature by a specified amount. |
| US11662093B2 |
System for removing particulate matter from biomass combustion exhaust gas comprising gas cyclones and baghouses
A system for treating exhaust gas generated by combustion of biomass comprises a frame, a first cyclonic separation stage supported on the frame and comprising a plurality of parallel gas cyclones in fluidic communication with an inlet receiving the exhaust gas for removing from the exhaust gas particulate matter exceeding a first threshold size, and a second bag filtration stage supported on the frame and comprising a plurality of serially-communicated baghouses each comprising a plurality of bag filters therein for removing, from the partially treated exhaust gas received from the first cyclonic separation stage, particulate matter exceeding a second threshold size that is smaller than the first size which was passed through the first treatment stage. The gas cyclones of the first stage are arranged in a laterally extending row across the frame and the baghouses are arranged in a longitudinally extending row across the frame. |
| US11662092B2 |
Biochar apparatus and process
A biochar apparatus and a related biochar module may have a horizontal table-shaking mechanism and a tapered channel for causing biochar pieces generated in a firebox to fall through openings in the table to a conveyor system below. The table may be configured with replaceable grate panels. A quenching reservoir pan for holding quenching liquid receives a drainage basket at a discharge end of the conveyor system for quenching hot pieces of biochar and allowing easy retrieval of the quenched pieces. |
| US11662087B2 |
Power supply device and high-power illumination system
The present disclosure provides a power supply device and a high-power illumination system. The power supply device includes: a housing, where the housing includes a first bottom plate having a first surface on which a first heat sink is provided and a second surface on which a thermal conductive potting layer is provided; and a printed circuit board, where the printed circuit board is located in the housing, the printed circuit board includes a circuit board body and multiple electronic components arranged on the circuit board body, at least part of the multiple electronic components is arranged facing the second surface of the first bottom plate, and the electronic component of the at least part of the multiple electronic components is partially immersed in the thermal conductive potting layer to conduct heat dissipated by the electronic component to the first heat sink for natural heat dissipation of the electronic component. |
| US11662084B2 |
Flangeless trim
A reflector and of a holding-plate slidingly attach to each other to form a flangeless trim assembly. The reflector may be removably attached to a spackle-frame. The spackle-frame may be installed within ceiling drywall around a hole for a downlight. The holding-plate may be attached to a lighting module. In a default resting configuration, a top of the reflector butts up against a bottom of the holding-plate because springs push these two parts towards each other. When an opposing force is applied that is greater than the spring's force, then a variable gap is formed between the reflector and the holding-plate, but while the reflector and the holding-plate are still attached to each other. This gap may be used by human finger(s) to both disengage the reflector from the spackle-frame and to pull down the reflector, the holding-plate, and the lighting module from the spackle-frame—all without tools. |
| US11662081B2 |
LED array with metalens for adaptive lighting
An adaptive lighting system comprises an array of independently controllable LEDs, and a metalens positioned to collimate, focus, or otherwise redirect light emitted by the array of LEDs. The adaptive lighting system may optionally include a pre-collimator positioned in the optical path between the array of LEDs and the metalens. |
| US11662080B2 |
Wavelength conversion element and projection device
A wavelength conversion element includes a wavelength conversion plate, a fixing ring and an adhesive layer. The wavelength conversion plate has a supporting surface. The fixing ring is disposed on the supporting surface. The adhesive layer is configured to adhere the fixing ring to the wavelength conversion plate. The adhesive layer includes a first adhesive portion and a second adhesive portion, and a density of the first adhesive portion is greater than a density of the second adhesive portion. A projection device including the aforementioned wavelength conversion element is also provided. The wavelength conversion element and the projection device provided by the invention have the advantages of short manufacturing process time and low cost. |
| US11662079B1 |
Systems and methods for emulating natural daylight with an interior luminaire
In one embodiment, the disclosure provides an interior luminaire system for emulating natural daylight. The system may include an artificial sunlight system and an artificial skylight system. The artificial sunlight system may include one or more first light sources and one or more first movable lenses paired with the first light sources, respectively. Each first light source may be configured to direct light only at the respective paired lens. Each first light source-lens pair may be operable to generate a set of substantially parallel rays of light. The artificial sunlight system may be operable to generate a movable substantially collimated beam of light comprising the sets of substantially parallel rays of light. The artificial skylight system may include one or more second light sources. Each second light source may be operable to generate omnidirectional rays of light. The artificial skylight system may be operable to generate diffuse illumination. |
| US11662075B2 |
Lamp for vehicle and vehicle including the same
A lamp for a vehicle, the lamp including: a light source unit and a lens structure that projects the light emitted from the light source unit to form a certain beam pattern. The lens structure includes: a body part; an entrance part that allows the light emitted from the light source unit to be incident to the body part; and an exit part that allows the light incident to the body part to be emitted forward. The body part includes a recessed portion configured to block the light which is emitted from the light source unit and arrives at the recessed portion. The entrance part includes an upper region and a lower region which are provided in an upper portion and a lower portion, respectively, with respect to an optical axis of the exit part, and curvature of the upper region is different from curvature of the lower region. |
| US11662074B1 |
Vehicle lamp having a mixing lens and plurality of spaced apart optical modules
A vehicle lamp may include a plurality of optical modules and a mixing lens for mixing light emitted from each optical module in front of the plurality of optical modules, thereby freely designing an optical system without restrictions according to a shape of a lamp, and at the same time, realizing a uniform light emitting image in a form of a surface light source. |
| US11662068B2 |
Hand-held spotlight
A hand-held spotlight, having: a housing provided with an accommodating cavity; a power supply box detachably disposed in the accommodating cavity; a switch base connected to the housing and provided with a first clamping block; and a cover body hinged with the housing, wherein the cover body is capable of covering an opening of the accommodating cavity to confine the power supply box within the accommodating cavity, and the cover body is provided with a second clamping block, which is clamped with the first clamping block when the cover body covers the opening of the accommodating cavity, thereby restricting the flipping of the cover body. |
| US11662067B2 |
LED lamps with improved quality of light
LED lamp systems having improved light quality are disclosed. The lamps emit more than 500 lm and more than 2% of the power in the spectral power distribution is emitted within a wavelength range from about 390 nm to about 430 nm. |
| US11662065B1 |
Manufacturing method of LED filament and manufacturing method of bulb
A manufacturing method of an LED filament and a manufacturing method of a bulb are provided. The steps are as follows: step S1, preparing a support; step S2, fixing chips; step S3, performing a first baking and performing a lighting test after cooling; step S4, dispensing a glue in which a semi-finished product is covered with a covering glue, and a viscosity of the covering glue used is 5000 to 50000 mPa·S; and step S5, performing a second baking. According to the disclosure, the preparation of the LED filament is completed through support preparing, chip fixing, the first baking, dispensing and the second baking, and the covering glue selected during dispensing has good fluidity, and the fluorescent powders mixed in the covering glue can be uniformly dispersed, thus preventing precipitation or agglomeration and ensuring good light distribution. |
| US11662064B2 |
Pressure vessel system for a vehicle
A pressure vessel system for a vehicle includes a pressure vessel and a fuel line. The system also includes a blocking unit which, in an inoperative state, prevents fuel from passing out of the pressure vessel into the fuel line. A control unit for the blocking unit is designed, under the action of electrical energy, to transfer the blocking unit from the inoperative state into an active state in which fuel can pass out of the pressure vessel into the fuel line. Furthermore, the system includes an electrically conducting connection to an electrical system of the vehicle via which electrical energy can be provided for controlling the blocking unit. In addition, the system includes an access interface unit via which electrical energy for controlling the blocking unit can be provided from an external energy supply if no electrical energy is available from the electrical system of the vehicle. |
| US11662061B2 |
Power tool safety system
A safety system for use with a power tool that is usable by a user, the power tool including a base and a moving component that is movable relative to the base, includes a sensor assembly and a controller. The sensor assembly monitors a predetermined danger zone that is adjacent to the moving component of the power tool. The sensor assembly is configured to generate data relating to the predetermined danger zone. The controller receives the data from the sensor assembly and analyzes the data from the sensor assembly to determine if at least a portion of a hand of the user is present within the predetermined danger zone. The safety system can further include a wearable component including infrared only reflective material that is coupled to the hand of the user. The controller analyzes the data from the sensor assembly to determine if the wearable component is present within the predetermined danger zone. |
| US11662057B2 |
Collapsible support structure for a removable electronic device having a removable battery
A collapsible support structure for a removable electronic device. The electronic device having a touch screen configured for a user to access at least one predetermined construction document and/or application is removably connected to the support structure. The electronic device may be retained in a housing configured to be water resistant and/or impact resistant. The support structure may have a locking mechanism configured for an authorized user to gain access to remove the electronic device from the support structure, thereby, preventing an unauthorized user from gaining access for removal of the electronic device from the support structure. The support structure is configured to be foldable in a closed orientation during storage. The support stand may have a plurality of casters connected to a base. The base has a removable battery connected to a charging system with an integrated uninterruptable power supply. |
| US11662052B2 |
Protection device, assembly and method
A protection device for preventing damage to an elongate flexible member passing through an aperture including a body portion adapted to be inserted into the aperture in a first direction and having an internal passageway for allowing movement of an elongate flexible member therethrough, and at least one latching element pivotally mounted on the body portion. The protection device can be used for protecting an elongate flexible member passing through an aperture in a support pillar of an offshore turbine generator. A method of removing the protection device from an aperture is also disclosed. |
| US11662047B2 |
Pipe connection system and method for producing a pipe connection
A system and method of use thereof to produce pipe connections to conduits which have been remediated using a liner. A pipe clamp is attached after a bore has been made and is secured with a clamping strap, for example. A pipe connection adapter with a flange collar and a seal arranged thereon is introduced from the inside of the pipe. An anti-rotation device between the pipe clamp and the pipe connection adapter ensures that the latter assumes a precisely defined position, such that a flange collar, with a shape corresponding to the intersection curve of the conduit/bore, provides a seal on the liner exactly on the edge of the bore. Connection can also be made from the outside of the conduit. |
| US11662044B2 |
Ducting adapter
A collar for connecting ducting components is provided. The collar includes a tubular wall having a line end and a free end, an annular flange extending radially outwardly from the line end, and a plurality of retaining tabs extending outwardly from the free end. A plurality of locking members are provided at the line end. The locking members are configured to releasably secure the flange to an adjacent member. |
| US11662043B2 |
Pipe connector cam ring and gripper
A cam ring for a pipe connector includes a first axial side, a second axial side opposite the first axial side, a radially outward-facing side, a radially inward-facing side, and a cam element extending a circumferential length along the radially inward facing-side. The cam element includes a first cam section and a second can section, the cam sections respectively have first and second radially facing cam surfaces adjacent respective first and second axially facing cam surfaces. The second radially facing cam surface has a second radial depth lesser than a first radial depth of the first radially facing cam surface. The second axially facing cam surface has a second axial location closer to the first axial side than a first axial location of the first axially facing cam surface. A gripper for a pipe connector includes a body and teeth with an arc shape. |
| US11662040B2 |
Electric water diverter
The present disclosure provides an electric water diverter, which includes a controller, a brushless DC motor, a core and a T-shaped body. The controller is electrically connected to a fixed Hall PCB circuit board and the brushless DC motor in turn. The brushless DC motor has a rotating shaft detachably connected to the core via a connector, which is also embedded with a magnet cooperating with the Hall PCB circuit board. The Hall PCB circuit board obtains a relative position signal of the rotating shaft through Hall induction and feeds the relative position signal back to the controller. A user controls the brushless DC motor to perform phase rotation through the controller and drive the connector and the core to selectively rotate forward or backward relative to the T-shaped body. Thereby, stepless adjustment of water flow from water outlet is achieved. |
| US11662034B2 |
Filtered vacuum relief vent valve
An embodiment includes a valve comprising: a valve channel that couples a valve input to a valve output; a one-way valve included within the channel; a filter; a first pressure relief port, wherein the first pressure relief port is configured to relieve negative pressure when pressure at the valve output is less than pressure at the valve input; a second pressure relief port, wherein the second pressure relief port is configured to relieve positive pressure when pressure at the valve output is greater than pressure at the valve input; wherein the one-way valve includes a monolithic portion that simultaneously seals the channel, the first pressure relief port, and the second pressure relief port; wherein the filter covers the first pressure relief port. |
| US11662030B2 |
Flow control switch valve
A flow regulating switch valve includes a valve core that includes a switch assembly configured to drive a diaphragm assembly to open or close a water outlet, and also includes a flow regulating assembly that comprises a rotating ring, a sliding block, and a magnet. A control key is configured to control the switch assembly. The rotating ring is connected to the control key and includes an inclined plane that transitions from high to low and is configured to drive the sliding block to slide up and down such that the sliding block drives the magnet to move up and down. The magnet is configured to control the diaphragm assembly to regulate a size of the water outlet. |
| US11662027B2 |
Double seal lubricated packing gland and rotating sleeve
One or more techniques and/or systems are disclosed for mitigating fluid loss or leakage from a fluid pump with a rotating shaft driving a pumping mechanism. A packing gland component can have an internal seal formed by two dynamic O-rings that allows for use of lubricants at high pressures, as well as an outer seal for greater prevention of fluid loss. Further, the packing gland component can be a retrofit for existing packing gland components to provide for greater life and efficiency as compared to the existing packing gland components. Additionally, in some implementations, a sleeve may be fixedly attached to the rotating shaft between the packing gland and the shaft to provide a wear point for the packing gland. |
| US11662017B2 |
Systems and methods for pressurizing transmission charge oil
Systems, methods, and apparatuses for operating a machine using energy stored in a compress gas are disclosed. Energy stored in the compressed gas may be used to pressurize a fluid, such as transmission fluid, and the pressurized fluid may be used to effectuate an operation of the machine, such as a transmission, and the operation of the machine may involve shifting of a transmission. The gas may be compressed with another fluid that is different from the fluid used to operate the machine, and the two fluid may be prevented from being mixed together. |
| US11662016B1 |
Transmission pump adapter manifold for hydrostatic transmission
A hydrostatic transmission subassembly for a vehicle includes an adapter manifold and a hydraulic pump mounted to the adapter manifold. The pump includes a pump housing and a pump porting manifold including pump porting for communicating fluid to and from the pump. The adapter manifold may include a mounting section adapted for mounting to the vehicle and a fluid interface section extending from the mounting section. The fluid interface section includes a pump interface having pump interface porting, in which the pump interface engages with the pump porting manifold to fluidly connect the pump interface porting with the pump porting. When the mounting manifold is mounted to the vehicle via the mounting section, the mounting manifold supports the hydraulic pump. The fluid interface section also includes a motor interface having motor interface porting for fluidly connecting to a motor, which enables the mounting manifold to fluidly connect the pump and motor. |
| US11662012B2 |
Water cooling structure of speed reducer and speed reducer assembly
A water cooling structure of a reducer and a reducer assembly are disclosed. The water cooling structure comprises a chamber formed by a reducer housing and a cover plate, and the cover plate is fixedly connected to the chamber. The chamber is provided with a water inlet and a water outlet respectively. The chamber is also provided with one or several partition plates on two opposite side walls. The partition plates are arranged in an interdigitating manner and each of the partition plates is connected with only one side wall of the chamber, and there is a gap between the partition plates and the opposite other side wall of the chamber, so as to form an S-shaped water path. The water inlet and water outlet are respectively disposed at both ends of the water path. A plurality of baffles are further vertically provided on the partition plates and side walls of the chamber that are parallel to the partition plates, and the baffles are arranged in an interdigitating manner. The water cooling structure disclosed in the present disclosure is integrated with the reducer housing into one part, and thus has a simple structure, saves space and is convenient to arrange on the vehicle. Moreover, the cooling efficiency is further improved by the above special structure. |
| US11662011B2 |
Pump assembly and method for producing a pump assembly
A pump assembly comprising at least one housing and two gear wheels. The housing comprises at least one base plate and a cover element, which are interconnectable to form a pressure chamber. An outer circumferential surface of each of the two gear wheels has a toothing, and the gear wheels intermesh via the toothings to convey a fluid. The gear wheels are arranged along an axial direction in the pressure chamber between the base plate and the cover element. The pressure chamber is formed in the housing at least by two bores. The first gear wheel is arranged in a first bore and the second gear wheel is arranged in a second bore. Centering pins are provided for aligning the bores and the gear wheels with respect to one another, wherein all centering pins are arranged exclusively in the cover element or exclusively in the base plate. |
| US11662010B2 |
Vehicle drive device
A vehicle drive device uses a parallel shaft gear reducer (30) in which a gear is composed of helical gear, as a speed reducer part (B) that decelerates and outputs a rotation of an electric motor part (A). In the vehicle drive device, of meshing parts of the gears formed in the speed reducer part (B), two gears form a meshing part in which the amount of misalignment that occurs between the tooth surfaces of the two gears meshing with each other is different during driving and during coasting of a vehicle. A first tooth surface (S1) meshing with a mating tooth surface during driving is subjected to tooth surface modification, and a second tooth surface (S2) meshing with a mating tooth surface during coasting is subjected to tooth surface modification of an amount different from an amount of the tooth surface modification to the first tooth surface (S1). |
| US11662009B2 |
Multi-component gear, gear and planetary gearset
The present invention relates to a multi-component gear (1) with an axis of rotation (X) and a first end face (11) and a second end face (12), having an inner part (20) and an outer part (30) made of a plastic with at least one injection-molding section (32), wherein the outer part (30) is arranged on an outer lateral surface (24) of the inner part (20) in a form-fitting and/or integral manner on the inner part (20), and wherein the outer part (30) on the first and/or the second end face (11, 12) has at least one tab (40) which is free-standing in the circumferential direction around the axis of rotation (X) and which protrudes over the relevant end face (11, 12) of the inner part (20). The present invention also relates to a gear (2) and a planetary gearset (3). |
| US11662008B1 |
Speed ratio switching type strain wave gearing
A speed ratio switching type strain wave gearing can switch the speed ratio of output rotation with respect to one input rotation into two states or multiple states with a simple configuration. The speed ratio switching type strain wave gearing includes first and second internally tooted gears, an externally toothed gear having first and second external teeth formed on the external peripheral surface thereof, a wave generator that causes the first and second external teeth to partially mesh with the first and second internally toothed gears, a clutch mechanism that can selectively switch the first and second internally toothed gears into a fixed state. Input rotation from the wave generator can be reduced in speed at a different speed ratio and derived from the externally toothed gear by selectively switching the first and second internally toothed gears into a fixed state. |
| US11662004B2 |
Disconnection assembly
A disconnection assembly has a one-way clutch. The one-way clutch serves to either connect or disconnect the power connection of a vehicle. The disconnection assembly is installed in a reducer including an intermediate shaft, a bushing, an outer gear and a one-way clutch. The bushing is secured to the intermediate shaft by spline. The one-way clutch is disposed between the bushing and the outer gear. The one-way clutch is locked to drive the rotation of the intermediate shaft through the bushing when the outer gear rotates in a first direction, and the one-way clutch is released to allow the outer gear rotates freely when the outer gear rotates in a second direction. |
| US11662003B2 |
Ball screw device
A ball screw device has a screw shaft; a nut; a circulation part; and balls; a housing concave groove provided on the outer circumferential surface of the nut and linearly extending in the axial direction and opening to end surfaces on both outer sides in the axial direction of the nut, a circulation part arranged inside the housing concave groove, and the circulation part being prevented from displacing toward the outer side in the radial direction and displacing in the circumferential direction with respect to the nut by engaging an engaging convex portion of a fixing portion provided in the end portion on each of both outer sides in the axial direction of the circulation part with an engaging recess portion provided in the end portion of each of both outer sides in the axial direction of the housing concave groove. |
| US11662001B2 |
Dual drive redundant load transmission device and process
A redundant load transmission includes an input shaft configured to receive a rotational torque from a primary drive, an output shaft configured to transmit the rotational torque to an actuator, and a coupling assembly configured to connect the input shaft to the output shaft to transmit the rotational torque. The input shaft is configured to receive the rotational torque from the primary drive and transmit the rotational torque through the coupling assembly when the coupling assembly is in a primary drive configuration. The coupling assembly is configured to be disconnected from the input shaft and transmit a rotational torque to the output shaft from a secondary drive when the coupling assembly is in a secondary drive configuration. |
| US11661996B2 |
Assembly for a hybrid drivetrain of a motor vehicle
An assembly for a hybrid drivetrain of a motor vehicle, having a first torque transmission device and a second torque transmission device connected thereto so as to transmit torque. The first torque transmission device is arranged to be axially spaced apart from the second torque transmission device and the second torque transmission device has a smaller radial extension than the first torque transmission device. An installation space for a drivetrain device is defined radially above the second torque transmission device such that said drivetrain device is delimited axially by the first torque transmission device. A spacer device is arranged between the two torque transmission devices in the torque transmission path for axial spacing and is designed such that an axially definable minimum spacing between the defined installation space and the first torque transmission device is maintained and has a balancing device for compensating for imbalance of the assembly. |
| US11661991B2 |
Gas spring and gas damper assemblies as well as suspension systems and methods of assembly
Gas spring and gas damper assemblies include a gas spring and a gas damper. The gas spring includes a flexible spring member with opposing end members secured thereto and at least partially defining a spring chamber. An elongated damping passage having a spiral configuration extends through one of the end members. The gas damper includes a damper housing that at least partially defines a damping chamber in fluid communication with the spring chamber through the elongated damping passage. A damper piston assembly is received within the damping chamber and secured to the other of the end members. Suspension systems and methods are also included. |
| US11661988B2 |
System and method for line shock absorber or tensioner
A system and method for a line shock absorbing and/or tensioning device formed from a metal rod having a central coiled portion acting as a torsion spring with two arms extending radially from the coiled portion whereby the ends are terminated with a pigtail to allow a line to be captively held inside without the need to thread the line ends through. The line, when slackened, is manipulated inside the two pigtails and routed through a third formed pocket in the centered coiled portion to form a non-linear path. As the line is stressed, the line wants to straighten, therefore causing the V-shaped arms to flex apart and absorb the resulting shock while providing elasticity and elongation to the line itself. |
| US11661986B2 |
Designing lattice structures for heat dissipation devices
Methods, systems, and apparatus, including medium-encoded computer program products, for designing lattice structures for heat dissipating devices include a method including: obtaining a 3D model of a device that passes a fluid through an internal structure of the device, including a lattice for the internal structure; performing computational fluid dynamics simulation using the 3D model to generate fluid turbulence data that indicates fluid flows through the lattice for the internal structure; modifying a first density in accordance with the fluid turbulence data; performing computational structural simulation using the 3D model and defined loading condition(s) for the device to generate structural integrity data that indicates a structural weakness of the device; modifying a second density in accordance with the structural integrity data; and providing the 3D model of the device, the 3D model including the modified first density and the modified second density. |
| US11661981B2 |
Power transmission device
A power transmission device has a first pressure member (5a), a second pressure member (5b) and a back-torque transmitting cam. The first pressure member (5a) presses the drive-side clutch plates (6) and the driven-side clutch plates (7) against each other. The second pressure member (5b) releases a press-contact force between the drive-side clutch plates (6) and the driven-side clutch plates (7). The back-torque transmitting cam moves the second pressure member (5b) relative to the first pressure member (5a) to keep pressing the drive-side clutch plates (6) and the driven-side clutch plates (7) against each other when a rotational force is input to the clutch member (4), via the output shaft (3), in a process where the weight member (8) moves from the radially-outer position to the radially-inner position and the first pressure member (5a) moves to follow the interlocking member (9). |
| US11661978B2 |
Pneumatic clutch actuator with self-adjustment mechanism
A pneumatic clutch actuator is described herein. The pneumatic clutch actuator includes a piston housing and a piston slidably received within the piston housing and configured to selectively change a clutch state between an engaged state and a disengaged state. The piston includes a self-adjustment mechanism that is configured to adjust an axial length of the piston. The self-adjustment mechanism includes a position locking assembly that includes a locking member and a positioning member. The locking member includes a plurality of locking flanges spaced along an outer surface of the locking member. The positioning member includes a plurality of positioning slots that are spaced along the positioning member. The position locking assembly is positionable between an unlocked state with the locking member spaced a distance from the positioning member, and a locked state with at least one locking flange inserted into a corresponding positioning slot. |
| US11661977B2 |
Wet-running multi-disk clutch and motor vehicle transmission
A wet-running multi-disk clutch (B) for a motor vehicle transmission (G) includes a piston (K) provided at a first side of the multi-disk clutch (B), by which a force acting in an axial direction is applicable onto inner and outer clutch disks (IL, AL) in order to engage the multi-disk clutch (B). The multi-disk clutch (B) is supported against an abutting surface (AF) via an end disk (ALE) of the outer clutch disks (AL) at a second side, which is opposite the first side. Grooves (N) are provided at one or both of the abutting surface (AF) and the end disk (ALE). The grooves (N) are configured and arranged such that cooling fluid (O) routed to the multi-disk clutch (B) is flowable out of the multi-disk clutch (B) through the grooves (N). |
| US11661975B2 |
Power transmission apparatus and power generation system having same
A power transmission apparatus for transmitting power generated by a power generation apparatus to a generator and a power generation system including the same are provided. The power transmission apparatus for transmitting power generated by the power generation apparatus to the generator may include a first disk part connected to one of the power generation apparatus and the generator, a second disk part connected to the other one of the power generation apparatus and the generator and disposed on a rear side of the first disk part, and a connection part configured to connect the first disk part and the second disk part and include a portion that decreases and then increases in diameter along a longitudinal direction. |
| US11661967B2 |
Mounting device and method for mounting components
A mounting device includes a first mount portion and a second mount portion. The first mount portion is in communication with a first pin extending along a first axis. The second mount portion is in communication with a pair of opposing second pins extending along a second axis different than the first axis. The second pins are in rotational communication with and extend outward from the first pin. The first and second mount portions are configured to translate along the first and second axes and rotate about the first and second axes with respect to one another. |
| US11661965B2 |
Fastener and vent device for telecommunications equipment
A device includes a head having a material having a plurality of pores, wherein at least some of the pores from the plurality of pores each have a size that is smaller than a water molecule and larger than an air molecule such that the air molecules can pass through the pores and the water molecules are prevented from passing through the pores; and an elongated body extending from the head and having a thread on an outer surface thereof and having a conduit extending longitudinally through the elongated body to the head. The device is configured to fasten a first surface to a second surface using the thread of the elongated body. |
| US11661959B2 |
Pressure booster
A pressure booster includes a pressure boosting unit and a bypass unit. The pressure boosting unit includes an input port connected to the side of a fluid supply source and an output port connected to the side of a tank. The pressure boosting unit boosts the pressure of a pressurized fluid supplied to the input port and outputs the pressure-boosted pressurized fluid from the output port. The bypass unit includes a bypass flow path having one end connected to the fluid supply source side and the other end connected to the output port side. The bypass flow path is provided with a bypass check valve configured to block the flow of the pressurized fluid from the output port side to the fluid supply source side. |
| US11661958B2 |
Integrated high-pressure unit
A high-pressure unit (HPU) skid for greasing and actuating a frac tree valve includes one or more hydraulic pumps, a grease pump, a hydraulic reservoir, and two or more accumulators all of which are mounted on a portable frame. The HPU skid further includes fluidic connections to connect the frac tree valve to an output of the grease pump and fluidic connections to connect the frac tree valve to at least one of the two or more accumulators. The hydraulic pumps are configured to withdraw hydraulic fluid from the hydraulic reservoir for charging the accumulators, operating the grease pump, or charging the accumulators and operating the grease pump at a same time. |
| US11661950B2 |
Diagnostic system for a vehicle
A diagnostic system includes a fan control circuit coupled to an electric fan and a microcontroller, and a sense line coupled to the fan control circuit and the microcontroller. The fan control circuit outputs a fan command sense signal at a duty cycle through the sense line to the microcontroller. A tachometer generates a tachometer signal at a frequency indicative of the rotational speed of the electric fan. A fan tachometer circuit receives the tachometer signal and outputs the tachometer sense signal at a frequency to the microcontroller in response to the tachometer signal. The microcontroller sets a second diagnostic flag to an error value indicating that the sense line has impaired operation if the frequency of the tachometer sense signal is within a desired frequency range, and a first diagnostic flag is equal to a first error value. |
| US11661948B2 |
Compressor with vibration sensor
A bearing support (26) for a compressor (10) includes an annular body. The annular body includes a circle opening (28) that is configured to receive a bearing (21) and a shaft (20). A tapered portion (30) is tapered away from the circular opening. The tapered portion (30) includes a passage (32). A vibration sensor (34) is situated in the passage. A compressor and a method of sensing vibration adjacent a bearing in a compressor are also disclosed. |
| US11661944B2 |
Electric compressor
An electric compressor includes a compression portion, an electric motor, a drive circuit that has a circuit board on which electronic components are mounted, a housing, and a resin member. At least one of the electronic components is held by the resin member with the resin member sandwiched between the at least one of the electronic component and the circuit board. The electronic compressor includes a first metal member that is in contact with the at least one of the electronic components, and thermally connected to the housing, a second metal member that is disposed in the resin member, and a bolt by which the first metal member and the second metal member are fastened with each other. |
| US11661941B2 |
Sound control for a heating, ventilation, and air conditioning unit
Systems and methods to isolate a vibration source (e.g., a compressor) externally are disclosed. The embodiments generally include preventing/reducing vibration and/or pulsation transmission from the vibration source by one or more functional/structural isolating members, and preventing/reducing sound radiated from the vibration source by one or more sound enclosures. |
| US11661939B2 |
Rotary compressor having reciprocator and support
A rotary compressor includes a casing including an oil reservoir configured to store lubricating oil inside, and a compression mechanism including a reciprocator and a support. The reciprocator defines a compression chamber and reciprocating along a first direction. The support has a support surface configured to support the reciprocator. The support surface includes a first groove and a second groove formed therein. The first groove extends along a second direction intersecting with the first direction and is configured to transfer the lubricating oil to the second groove. The second groove extends from a center of the first groove toward the compression chamber along the first direction. |
| US11661930B2 |
Pulsation damper
A pulsation damper for a condensate pump comprising a housing defining a fluid chamber having a liquid inlet connectable to an outlet of the condensate pump, an air inlet, and a liquid outlet, wherein the air inlet includes a one-way valve configured to selectively introduce air into the housing to maintain a first air pocket within the fluid chamber as liquid flows through the fluid chamber, wherein the liquid outlet is located outside the first air pocket, and wherein the air pocket is configured to dissipate pulsations within liquid entering the housing at the liquid inlet prior to the liquid discharging via the liquid outlet. |
| US11661926B2 |
System for optimizing and maintaining power plant performance
A geothermal power plant related maintenance support system comprises: a thermodynamic calculation module for determining performance of specified geothermal power plant components; a plurality of. embedded sensors, each of which is embedded in a different geothermal power plant location and adapted to sense a corresponding real-time geothermal power plant parameter; a plurality of environmental sensors adapted to sense ambient conditions in the vicinity of the geothermal power plant; and a processor in data communication with each of said embedded sensors and environmental sensors. |
| US11661922B2 |
Lightning receptor bracket
Disclosed is a support element for a lightning protection system of a wind turbine blade comprising: a first surface configured to face towards the suction side or the pressure side of the wind turbine blade; a second surface opposite the first surface; a root side surface configured to face towards the root of the wind turbine blade; and a tip side surface configured to face towards the tip of the wind turbine blade; wherein the first surface comprises a first receptor base recess configured to receive a first receptor base for coupling with a first receptor of the lightning protection system. |
| US11661920B2 |
Wind turbine control system comprising improved upsampling technique
A wind turbine control unit includes an upsampling module that receives a first control signal that includes a current control sample value and a predicted control trajectory. The upsampling module also calculates a second control signal in dependence on the current control sample value and the predicted control trajectory. The second control signal has a higher frequency than the first control signal. The upsampling module further outputs the second control signal for controlling an actuator. |
| US11661919B2 |
Odometer-based control of a wind turbine power system
A method for controlling a wind turbine connected to an electrical grid includes receiving, via a controller, a state estimate of the wind turbine. The method also includes determining, via the controller, a current condition of the wind turbine using, at least, the state estimate, the current condition defining a set of condition parameters of the wind turbine. Further, the method includes receiving, via the controller, a control function from a supervisory controller, the control function defining a relationship of the set of condition parameters with at least one operational parameter of the wind turbine. Moreover, the method includes dynamically controlling, via the controller, the wind turbine based on the current condition and the control function for multiple dynamic control intervals. |
| US11661917B2 |
Omnidirectional generator apparatus
It is about an omnidirectional generator apparatus, capable of translating the push of a fluid from any direction in the vertical, horizontal or diagonal plains to rotational movement on a unique axis. This rotational movement can be translated to electric energy by known means. |
| US11661916B1 |
Wave energy harnessing devices
Disclosed herein are wave energy harnessing devices including a first movable device configured to translate in response to a level change in a water body, a first float gear configured to rotate in in response to translation of the first movable device, a first input shaft rotatably driven by the first float gear in response to rotation of the first float gear, an output shaft restricted to rotation in a first direction, and a pair of one-way clutches coupled to the first input shaft and the output shaft and configured to operatively couple the first input shaft to the output shaft in response to rotation of the first input shaft either in the first direction or in a second direction. |
| US11661915B2 |
Battery key, starter and improved crank
A system for starting an engine of a vehicle has a fuel injector injecting fuel into a closed intake port to form an air fuel mixture. The system also includes an actuator rotating a crankshaft in a first direction to open the intake port by moving a piston within a cylinder coupled to the crankshaft. A combustion chamber defines between the cylinder and the port receiving the air fuel mixture through the intake port. The actuator rotates the crankshaft in a second direction to close the intake port. A spark plug ignites the air fuel mixture to start the engine. The engine also includes many other disclosed features. |
| US11661914B2 |
Methods and system for starting an engine
Systems and methods for starting an engine that may be started via two different electric machines are described. In one example, the method reserves an amount of torque that is based on a torque capability of a belt integrated starter/generator and the engine is started with the reserved torque if engine starting torque is greater than a torque capability of the belt integrated starter/generator. |
| US11661911B2 |
Evaporated fuel treatment device
Provided is an evaporated fuel treatment device configured to adsorb and desorb an evaporated fuel originating in a fuel tank. A first adsorption chamber is arranged in a flow passage. A second adsorption chamber is connected to the first adsorption chamber, and is arranged, in the flow passage, closer to an atmosphere port with respect to the first adsorption chamber. A first adsorption layer is arranged within the first adsorption chamber, and adsorbs the evaporated fuel. A second adsorption layer is arranged within the second adsorption chamber, and adsorbs the evaporated fuel. A sectional area of the second adsorption layer perpendicular to a direction in which the evaporated fuel flows through the second adsorption layer being larger than a sectional area of the first adsorption layer perpendicular to a direction in which the evaporated fuel flows through the first adsorption layer. |
| US11661910B2 |
System for controlling speed transition and thrust vectorisation in a multiple-shaped nozzle by secondary injection
A mixing tube with multiple shapes is provided, allowing additional injection of gas in order to keep the flow detached from the second shape in an ascent phase and to bring about, in a descent phase, a controlled detachment as a result of the change of slope between the two shapes. A propulsion nozzle for an engine of a spacecraft or aircraft is provided including such a mixing tube and a method for controlling the speed transition of the propulsion gases in such a nozzle in accordance with the altitude. Also, a method is provided for vectorising the thrust in such a nozzle by radial and asymmetrical injection of gas and a control method which prevents re-attachment of the jet to the second shape of such a propulsion nozzle for an engine of a spacecraft when it is in the take-off or landing phase. |
| US11661906B2 |
Propulsion system arrangement for turbofan gas turbine engine
An integrated propulsion system according to an example of the present disclosure includes, among other things, a fan section, a gas turbine engine, a geared architecture, a nacelle assembly and a mounting assembly. The nacelle assembly includes a fan nacelle and an aft nacelle, the fan nacelle arranged at least partially about a fan and the engine, and the fan nacelle arranged at least partially about a core cowling to define a bypass flow path. |
| US11661905B1 |
2D variable-area plug nozzle
A two-dimensional variable area plug (2D VAP) nozzle assembly for a high-speed flight vehicle. In one embodiment, a 2D VAP nozzle assembly comprises a nozzle including a plurality of sidewalls; a plug body within the nozzle, the plug body abutting at least two of the plurality of sidewalls; a first convergent flap hingedly connected to at least one of the plurality of sidewalls; and a second convergent flap hingedly connected to at least one of the plurality of sidewalls. In one embodiment, the nozzle assembly includes only a first convergent flap and a second convergent flap, without diverging flaps. The 2D VAP nozzle assembly has a simplified design with reduced sidewall length, which results in reduced manufacturing and maintenance costs. |
| US11661904B2 |
Cylinder cover for internal combustion engine
Cylinder cover for an internal combustion engine, comprising a cylinder head, a cylinder head cover, an intermediate flange arranged between the cylinder head and the cylinder head cover, a plurality of fasteners for fastening the cylinder head cover and the intermediate flange to the cylinder head. The plurality of fasteners comprising a first fastener having a first head with internal threads, and a first shaft with first external threads, and a second fastener comprising a second head, and a second shaft with second external threads. The first fastener fastens the intermediate flange to the cylinder head and the second fastener fastens the cylinder head cover to the intermediate flange. |
| US11661903B2 |
Forming near-net shape single-piece piston blanks
A one-piece piston blank of near-net shape wherein the piston blank has a flange disposed opposite a skirt, the flange being spin-bendable to form a cooling channel with reduced preliminary removal of material relative to conventional forged piston blanks. |
| US11661895B2 |
Autonomous safety mode for distributed control of turbomachines
A distributed control system for a turbomachine and method of operating the distributed control system are provided. In one aspect, a distributed control system includes a central controller and a distributed controller communicatively coupled thereto. The distributed controller has one or more associated local actuators and one or more associated local sensors. The actuators and the sensors are communicatively coupled with the distributed controller. If a communication link between the central controller and the distributed controller becomes faulty, the distributed controller enters an autonomous safety mode. In this mode, the distributed controller uses a combination of its own associated local sensors and past commands received from the central controller to autonomously govern its associated local actuators to maintain safe operation of the turbomachine. |
| US11661892B2 |
Plain bearing for a planetary gear box, planetary gear box for a gas turbine engine, and a gas turbine engine
A planetary gear box for a gas turbine engine, has a planet carrier with a carrier element and a planet gear. The planet gear is mounted rotatably via a plain bearing on the carrier element. An oil feed pocket is provided in the region of an outer side of the carrier element, via which feed pocket oil can be passed into a bearing gap between the outer side of the carrier element and an inner side of the planet gear. In the circumferential region of a main load direction of the plain bearing, the carrier element is formed with at least one channel carrying transmission oil. The channel extends in the carrier element radially inside the outer side of the carrier element, extending in the axial direction of the carrier element, and includes a cross section closed with respect to the bearing gap. |
| US11661888B2 |
Heat exchangers
A heat exchanger which may be used in an engine, such as a vehicle engine for an aircraft or orbital launch vehicle. is provided. The heat exchanger may be configured as generally drum-shaped with a multitude of spiral sections, each containing numerous small diameter tubes. The spiral sections may spiral inside one another. The heat exchanger may include a support structure with a plurality of mutually axially spaced hoop supports, and may incorporate an intermediate header. The heat exchanger may incorporate recycling of methanol or other antifreeze used to prevent blocking of the heat exchanger due to frost or ice formation. |
| US11661884B2 |
Liquid lubricant jet with limited flow rate
A jet for lubricating a piece of a turbomachine for an aircraft such as an airplane, including a circulation duct for flowing a pressurised fluid, includes a first duct chamber, a second duct chamber, a first nozzle for passing between the first duct chamber and the second duct chamber, the first nozzle having a fixed minimum passage cross-section, and a second nozzle for passing from the second chamber to the outlet port formed by the second nozzle, the second nozzle including a fixed minimum passage cross-section. The ratio of the cross-section of the first nozzle to the cross-section of the second nozzle is between 0.16 and 3.61. |
| US11661882B1 |
Modified exhaust system with oxygen sensor
The invention presented is a crossover section for a vehicle exhaust system that includes a middle pipe and two outer pipes, each outer pipe in contact with and attached to the middle pipe. Diversion gates extend from the middle pipe into each of the outer pipes to divert a sample of exhaust gas into the middle pipe. A sensor, such as an oxygen sensor, is provided to measure one or more components of the combined exhaust. Also provided is an exhaust system that includes the inventive crossover section and a vehicle that includes one or more of the inventive exhaust systems. |
| US11661880B2 |
Methods for making and using SCR catalyst on-board diagnostic limit parts
A method of manufacturing an on-board diagnostic (OBD) limit part and a method of testing to evaluate an OBD system. The method of manufacturing the OBD limit part includes introducing a contaminant to a selective catalytic reduction (SCR) catalyst and contacting the contaminant with the SCR catalyst for a selected period of time. The method of manufacturing utilizes a vessel, the contaminant, and the SCR catalyst. The OBD limit part is a combination of the contaminant and the SCR catalyst within the vessel. The method of testing to evaluate the OBD system includes collecting data related to an exhaust gas before and after the exhaust gas is exposed to the OBD limit part, collecting an indication provided by the OBD system, and comparing the data related to the exhaust gas and the indication provided by the OBD system. The method of testing to evaluate the OBD system utilizes a system that includes an exhaust gas source, a first and a second fluid path, the OBD limit part, and the OBD system. |
| US11661876B2 |
Aftertreatment system including preheating oxidation catalyst
An aftertreatment system for treating an exhaust gas comprises an exhaust conduit, a preheating oxidation catalyst, a primary oxidation catalyst disposed downstream of the preheating oxidation catalyst, and a selective catalytic reduction system disposed in the exhaust conduit downstream of the primary oxidation catalyst. A controller is configured to determine a temperature of an exhaust gas at an inlet of the selective catalytic reduction system. In response to the temperature being below a threshold temperature, the controller generates a hydrocarbon insertion signal configured to cause hydrocarbons to be inserted into or upstream of the preheating oxidation catalyst so as to increase a temperature of the exhaust gas to above the threshold temperature. |
| US11661875B2 |
Tubular member for exhaust gas treatment device and exhaust gas treatment device using the tubular member, and method of manufacturing tubular member for exhaust gas treatment device
A tubular member for an exhaust gas treatment device according to at least one embodiment of the present invention includes: a tubular main body made of a metal; and an insulating layer formed at least on an inner peripheral surface of the tubular main body. The insulating layer contains glass containing a crystalline substance, and the glass contains silicon, boron, and magnesium. |
| US11661874B2 |
Heating device for an exhaust gas purification device having a reduced footprint
A heating device comprises a heating element, permeable to the exhaust gas, and intended to be traversed by the exhaust gas flowing in a longitudinal direction. The heating element comprises two electrical poles, and two electrodes, each electrode being solidly attached to a respective electrical pole. Each electrode has a generally elongated shape along a respective elongation direction. At least one of the electrodes has a direction of elongation substantially parallel to the longitudinal direction. |
| US11661870B2 |
Timbre scaled exhaust system
A timbre-scaled exhaust assembly includes: an acoustic portion including an inlet collector including an entrance duct at a first end of the collector in fluid for receiving an exhaust flow from an internal combustion engine and exit ducts at a second end of the collector in fluid communication with a plurality of non-perforated tuning tubes; an outlet collector including entrance ducts in fluid communication with the plurality of non-perforated tuning tubes and an exit duct in fluid communication with an outlet of the exhaust assembly. The inlet collector splits the exhaust flow from the internal combustion engine into the plurality of tuning tubes such that a plurality of distinct exhaust flows pass through the plurality of tuning tubes and the outlet collector combines the exhaust flow. A combined exhaust flow exits the exhaust system through the exhaust tip. |
| US11661868B2 |
Systems and methods for hole detection in crankcase ventilation tubing
Systems, devices and methods for diagnosing malfunctioning in a crankcase ventilation (CCV) system are provided. A controller includes a processor and a memory storing instructions that cause the processor to: receive a plurality of pressure values including (i) a first pressure value indicative of a pressure of fluid flowing from a crankcase to a breather assembly of a system, (ii) a second pressure value indicative of a pressure of fluid flowing through a first tube coupled to the breather assembly, and (iii) a third pressure value indicative of a pressure of fluid flowing through a second tube coupled to the breather assembly; determine a pair of pressure differences based on the first pressure value, the second pressure value, and the third pressure value; and detect a malfunctioning in the CCV system based on the pair of pressure differences. |
| US11661862B2 |
Oil life of oil in a gearbox of an air turbine starter
A system and method for predicting a remaining oil life of oil in a gearbox of an air turbine starter of a vehicle. The method includes generating a temperature data, generating an environmental data set by an environmental sensor, predicting a remaining oil life based on the temperature data set and the environmental data set and scheduling a maintenance event in response to the prediction of the remaining oil life. |
| US11661859B2 |
Method for operating a turbo machine
A system and method for determining performance of an engine is provided. The system includes two or more sensors configured in operable arrangement at two or more respective positions at a flowpath. The system includes one or more computing devices configured to perform operations, the operations include acquiring, via the two or more sensors, parameter sets each corresponding to two or more engine conditions different from one another, wherein each parameter set indicates a health condition at a respective location at the engine; comparing, via the computing device, the parameter sets to determine the respective health condition corresponding to the respective location at the engine; and generating, via the computing device, a health condition prediction based on the compared parameter sets. |
| US11661851B1 |
Turbomachine and method of assembly
A turbomachine includes an annular casing and a fan disposed inside the annular casing and mounted for rotation about an axial centerline. The fan includes fan blades that extend radially outwardly toward the annular casing. The fan has an average chord fan width according to a first performance factor. The fan has a quantity of fan blades according to a second performance factor. |
| US11661849B2 |
Turbocharger turbine wheels having an alpha-alumina coating and methods for manufacturing the same
An alpha-alumina coated turbocharger turbine wheel includes a hub portion, a plurality of blades disposed about the hub portion, each blade of the plurality of blades having a leading edge and a trailing edge, a centerline passing axially through the hub portion, and a back-side wall defined radially between the leading edge of each blade of the plurality of blades and the centerline. The turbocharger turbine wheel is made of a metal alloy and a surface coating layer of alpha-alumina. The surface coating layer of alpha-alumina may be disposed only on the hub portion, the plurality of blades, and a radially-outer portion of the back-side wall. The radially-outer portion is defined between a radial distance from the centerline and the leading edge of each blade of the plurality of blades. Alternatively, the surface coating layer of alpha-alumina may be disposed on the hub portion, the plurality of blades, and an entirety of the back-side wall. |
| US11661842B2 |
Method of logging of natural fractures during drilling, monitoring and adjusting drilling operations and optimizing completion designs
A method for steering a well based on rock properties and obtaining natural fracture information includes inducing tube waves in the well during drilling the well. Acoustic energy is measured in the well. The energy comprises tube wave reflections from formations adjacent to the well. The measured acoustic energy is inverted to determine at least one of a rock property, a near wellbore hydraulic conductivity, and natural fracture occurrence. A trajectory of the well is adjusted to maintain the at least one of a rock property, near wellbore hydraulic conductivity and natural fracture occurrence. An n optimized, well-customized hydraulic fracturing design may be created based on the measured natural fracture properties. A method to optimize hydraulic fracturing treatment based on measured natural fracture properties during drilling. |
| US11661838B2 |
Using active actuation for downhole fluid identification and cement barrier quality assessment
Aspects of the subject technology relate to systems and methods for determining cement barrier quality of a cementing process. Systems and methods are provided for receiving data from a distributed acoustic sensing fiber optic line positioned proximate to cement barrier of a wellbore, determining at least one zonal isolation in the cement barrier based on the data received from the distributed acoustic sensing fiber optic line, and compiling a cement bond log based on the determining of the at least one zonal isolation in the cement barrier. |
| US11661835B2 |
Systems, apparatuses, and methods for automated control of blasthole drill based on performance monitoring
An advanced real-time drilling control system can comprise circuitry configured to continuously monitor, in real time, drilling performance of an electric drilling machine as the electric drilling machine drills a blasthole using a rotary tricone drill bit. The continuous monitoring can include continuously collecting, according to a predetermined sampling rate, drill performance data from one or more sensors of the electric drilling machine in real time. The circuitry can also be configured to adjust, in real time, pulldown pressure/rate and rotary speed of the rotary tricone drill bit of the electric drilling machine to optimize penetration rate of the rotary tricone drill bit based on the drill performance data and output of one or more machine learning operations applied to the drill performance data. |
| US11661834B2 |
Monitoring health of additive systems
A monitoring system operable to monitor an oilfield additive system having multiple components. The oilfield additive system is operable to transfer an additive-containing substance for injection into a wellbore. The monitoring system includes sensors each associated with, and operable to generate information related to an operational parameter of, a corresponding one of the oilfield additive system components. The monitoring system also includes a monitoring device in communication with the sensors and operable to record the information generated by the sensors to generate a database. The database includes information indicative of maintenance aspects of the oilfield additive system and/or the oilfield additive system components. |
| US11661831B2 |
System and method for a frac system
A system and method for a frac pump. The system includes a turbine. The turbine can be 100% powered by natural gas or other fuels. The turbine, which can have an OEM controller, drives a frac pump. The frac pump is used for fracturing. The system has a controller which controls the system, including the OEM controller. The system has an air filtration system to treat the air entering the turbine. The air filtration system can include a system with no moving parts and no filters. The system fits within a trailer so it can be transported to remote locations. The system is self-sufficient. |
| US11661824B2 |
Autonomous perforating drone
According to some embodiments, an autonomous perforating drone for downhole delivery of a wellbore tool, and associated systems and methods, are disclosed. In an aspect, the wellbore tool may be a plurality of shaped charges that are arranged in a variety of configurations, including helically, in one or more single radial planes, or opposing around a perforating assembly section, and detonated in a top-to-bottom sequence when the autonomous perforating drone reaches a predetermined depth in the wellbore. In another aspect, the shaped charges may be received in shaped charge apertures within a body of a perforating assembly section, wherein the shaped charge apertures are respectively positioned adjacent to at least one of a receiver booster, detonator, and detonating cord for directly initiating the shaped charges. |
| US11661823B2 |
Perforating gun assembly and wellbore tool string with tandem seal adapter
A perforating gun may include a gun carrier extending in an axial direction and a tandem seal adapter (TSA). The gun carrier having a maximum outer carrier diameter. The TSA may include a first TSA region having a first TSA outer diameter, a second TSA region having a second TSA outer diameter, and a shoulder surface formed between an outer surface of the first TSA region and an outer surface of the second TSA region. The second TSA outer diameter may be larger than the first TSA outer diameter and smaller than the maximum outer carrier diameter. A portion of the gun carrier may abut with the shoulder surface. |
| US11661822B2 |
Telescoping transition joint for the protection of control lines and other tools and components
Systems and methods of the present disclosure relate to protecting a control line as it passes through a junction in a downhole environment. A retractable transition joint (RTJ) comprises at least two members. A first member is operable to retract into a second member. A tubular extends through the first and second members. The tubular comprises a distal end that is removably attached to a distal end of the second member. The first and second members are operable to receive the control line. |
| US11661820B2 |
Subsurface safety valve with uniform loading
A subsurface safety valve assembly that includes a valve housing comprising a valve seat with a circumference and a seat seal surface. The valve assembly also includes a flapper rotatably connected to the valve housing and comprising a flapper seal surface. The flapper is rotatable into sealing engagement with the seat seal surface in a closed position to form a circumferential surface-to-surface seal. The valve assembly also includes a dovetail groove cut into the seat seal surface or the flapper seal surface and a seal ring held within the dovetail groove and positioned to form a seal against the seal ring when the flapper is in the closed position. The seat seal surface, the flapper seal surface, the dovetail groove, and the seal ring are shaped such that the load on the seal ring is uniform around the seal ring when the flapper is in the closed position. |
| US11661814B1 |
Methods and systems for fracing and casing pressuring
A frac plug with lower slips and a lower cone. In embodiments, a lower cone ramp angle is greater than or equal to a cone bevel angle and a slip inner cut angle. This geometry enables the fins of the cone to not interact with the lower slips, which may not break the lower slips as the lower slips move over the cone. Instead, the lower slips may break due to stresses caused by the tendency of the lower slips to expand as they lower slips interact with the ramp of the lower cone. |
| US11661807B1 |
Rotating hanger assemblies and methods
A wellhead hanger assembly is provided. In one embodiment, a system includes a wellhead hanger, an inner sleeve coupled to the wellhead hanger, a running tool coupled to the inner sleeve, and an outer sleeve coupled to the running tool. The outer sleeve may be positioned to transmit torque from the running tool to the wellhead hanger, and the wellhead hanger may be in castellated engagement with the outer sleeve via a set of castellations and mating slots. Additional systems, devices, and methods are also disclosed. |
| US11661805B2 |
Real time flow rate and rheology measurement
A flow measurement apparatus can include a main flow passage, a bypass flow passage having an inlet and an outlet connected with the main flow passage, a mass flowmeter connected in the bypass flow passage between the inlet and the outlet, and a flow restrictor connected in the bypass flow passage between the inlet and the outlet. A method can include connecting the flow measurement apparatus, so that a fluid flow in the well also flows through the flow measurement apparatus, and determining at least one rheological parameter of a non-Newtonian fluid, based on an output of the flow measurement apparatus. |
| US11661804B1 |
Coiled tubing injector with reactive chain tension
A coiled tubing injector including two or more drive chains each carrying a plurality of grippers for engaging coiled tubing within a grip zone defined between the two or more drive chains, a drive system including at least one hydraulic motor connected to a drive line and a return line forming a drive circuit for fluidly powering the at least one hydraulic motor, and a tension system including at least one hydraulic cylinder for tensioning the two or more drive chains. The tension system can include a reactive chain tension circuit for automatically tensioning the two or more drive chains by maintaining a pressure differential between a fluid pressure within the drive line and a fluid pressure within the at least one hydraulic cylinder. |
| US11661800B1 |
Support apparatus for supporting down hole rotary tools
A portable mast assembly is comprised of a skid assembly having a horizontally oriented frame having longitudinally extending support surfaces and a mast assembly having at least two vertically extending column assemblies that are supported upon one or more longitudinally extending mast supports. A means for moving the one or more mast supports along the extending support surfaces of the frame is provided. |
| US11661799B2 |
Shaped cutter with alignment structure for drill bit and assembly method thereof
Disclosed is a drill bit for cutting formation comprises a bit body, a plurality of cutters, a plurality of blades with pockets to accommodate the cutters respectively. Each of the plurality of cutters has at least one alignment structure to align with at least one counter-alignment structure on each of the pockets to locate the rotary orientation between each of the plurality of cutters and each of the corresponding pockets. |
| US11661789B2 |
Devices and methods for mounting door frames
The present invention relates to a door frame, particularly a door frame for a pre-hung door assembly, which is foldable to minimize storage space and to allow for enhanced logistic efficiencies. The door frame contains parallel, spaced apart, vertical jambs and a horizontal header connecting the top ends of the jambs. Each of the jambs and the horizontal header contains a front section and back section that are hingedly joined so that then can be folded on to each other. The hingedly joined front and back sections allow the door fame to be foldable to minimize space occupied during storage. |
| US11661788B2 |
Heat-assisted recording head having sub wavelength mirror formed of first and second materials
A recording head has a near-field transducer that extends a first distance away from a media-facing surface. Two subwavelength focusing mirrors are at an end of a waveguide proximate the media-facing surface and extend a second distance away from the media-facing surface that is less than the first distance. The subwavelength mirrors are on opposite crosstrack sides of the near-field transducer and separated from each other by a crosstrack gap. The subwavelength focusing mirrors each include a first material at the media-facing surface and a plasmonic material that covers an edge of the subwavelength focusing mirror that faces the near-field transducer. The first material is more mechanically robust than the plasmonic material. |
| US11661786B2 |
Powered opening module for a door closer
A retrofit module configured for use with a door closer having a pinion. The retrofit module generally includes a case, an output shaft, a motor, and a control assembly. The output shaft is rotatably mounted in the case, and is configured for rotational coupling with the pinion. The motor is mounted to the case, and is operable to rotate the output shaft in a door-opening direction. The control assembly is mounted to the case, and is configured to operate the motor to drive the output shaft in the door-opening direction in response to an actuating signal. |
| US11661774B2 |
Assembly fixture having a pivot pin
An apparatus is provided for an assembly fixture for positioning a component having a pivot pin including a rigid member, a fixed positioning pin affixed to a first point on the rigid member for insertion in a first locating hole in an assembly, a component restraint affixed to a second point on the rigid member for applying a force to the component for retaining the component in a fixed position and orientation with respect to the assembly fixture, and a pivot positioning pin coupled to a third point on the rigid member by a flexible mounting assembly, the flexible mounting assembly facilitating a linear movement of the pivot positioning pin along a linear path. |
| US11661771B2 |
Electronic drive for door locks
An electronic drive for a lock assembly includes a housing, a motor disposed within the housing, and at least one link bar coupled to the motor. The at least one link bar at least partially extends out of the housing. The electronic drive also includes a driven disk coupled to a first end of the at least one link bar and rotatable about a rotational axis. The driven disk is adapted to couple to the lock assembly, and upon rotation, extend and retract at least one locking element. In operation, the motor selectively drives substantially linear movement of the at least one link bar to rotate the driven disk about the rotational axis. |
| US11661770B2 |
Door lock device pair
A door lock device pair includes right and left door lock devices; each of the door lock devices including: a housing; a coupler wall projecting from the housing; a flat portion formed on the housing; and a waterproof seal fixed to the flat portion and being wrapped around the coupler wall, the waterproof seal including: inner and outer peripheral surfaces; and an inclined surface that forms an acute angle with respect to the inner peripheral surface and an obtuse angle at another end of the inclined surface, the inner peripheral surface being in contact with the outer peripheral wall and being in contact with the inclined surface, and the waterproof seals in the door lock devices having the same shape, and the waterproof seals being wrapped around the respective outer peripheral walls in the same direction. |
| US11661768B2 |
Motor vehicle door lock
A motor vehicle door lock which is equipped with a locking mechanism that consists essentially of a rotary latch and a pawl. Also, at least one actuating lever chain for opening the locking mechanism in an emergency is provided. In addition, a control element which blocks the actuating lever chain indirectly or directly in normal operation and releases it in the event of an emergency, is provided. The control element is equipped with an electric motor having an output element. |
| US11661764B2 |
Cross-sectional profile for a flat key or the key channel of a cylinder lock
The invention relates to a cross-sectional profile (1) for a flat key or the keyway of a cylinder lock, comprising a back surface (2), a first lateral surface (4) and a second lateral surface (4′), wherein the lateral surfaces (4, 4′) extend in the vertical direction to the back surface (2), the lateral surfaces (4, 4′) are arranged offset to one another by a distance (5), which varies along their extension, and the outline of the cross-sectional profile (1) defines a preferably substantially rectangular base profile (6), and wherein the lateral surfaces (4, 4′) each extend at least in sections along sinusoidal profiling lines (7, 7′), wherein the centerlines (8, 8′) of the profiling lines (7, 7′) lie within the base profile (6). Further, the invention relates to a flat key (16) with such a cross-sectional profile (1) and a cylinder lock with a keyway (13) for receiving such a flat key (16). |
| US11661759B2 |
Attachment device for a non-structural component of a building
An attachment device for securing a non-structural component of a building to a structural component of the building includes a non-structural component holder defining a receiving space configured to receive the non-structural component to couple the non-structural component to the attachment device. The non-structural component holder applies generally no compressive force against the non-structural component when the non-structural component is disposed in the receiving space so that the non-structural component is free to move relative to the non-structural component holder. A stop is configured to be secured to the non-structural component. The stop is configured to engage the non-structural component holder to inhibit movement of the non-structural component relative to the non-structural component holder when the stop and non-structural component holder are secured to the non-structural component. |
| US11661755B2 |
Precast brick panel and method of manufacture
A method for assembling a brick pattern for forming a precast brick panel. The method includes conveying bricks in a row to a spacing station, spacing the bricks apart in a row at the spacing station according to a predetermined row pattern and to a predetermined row length by allowing the spacing between adjacent bricks to vary if required. The method then involves transferring the row of spaced bricks onto a generally planar support surface of a brick pattern assembly station. By this method, a plurality of rows of spaced bricks are assembled adjacent each other on the support surface of the brick pattern assembly station to form a brick pattern. |
| US11661747B2 |
Gutter guard for gutter and gutter assembly including same
There is provided a gutter assembly comprising: a gutter and a gutter guard. The gutter has a front portion including an outwardly inclined segment and a front inverted hook member defining an inward recess. The gutter guard is engageable with the gutter to cover an opening thereof. The gutter guard includes a front portion operatively engageable with the front portion of the gutter. The front portion comprises a recess-engaging portion and an inclined segment abutting portion, the recess-engaging portion being insertable in the inward recess and abuttable against the front inverted hook member with the inclined segment abutting portion abutting against the outwardly inclined segment when the recess-engaging portion is inserted in the inward recess with a rear portion of the gutter guard extends spaced-apart from a bottom wall of the gutter even if unattached to a rear portion of the gutter. There is also provided a method for mounting a gutter assembly to a supporting surface. |
| US11661746B2 |
Membrane installation methods
A method includes obtaining a roofing membrane. A first layer of the roofing membrane is applied along a length of a roofing substrate covering a first portion of the roofing substrate. At least a first edge of the first layer is fastened to the roofing substrate. A second layer of the roofing membrane is applied over the first layer along the length of the roofing substrate such that a first edge of the second layer overlies the second edge of the first layer. The first edge of the second layer and the second edge of the first layer are fastened to the roofing substrate using a second fastener in a fastening zone along the length the roofing substrate. The second layer is reoriented such that the second layer overlies the fastening zone and covers a second portion of the roofing substrate adjacent the first portion of the roofing substrate. |
| US11661745B2 |
Roofing shingles with handles
A roofing shingle includes a head lap and at least one solar cell. The head lap includes at least one handle located between a first end and a second end of the shingle and proximate to a first edge thereof. The at least one handle includes at least one cutout and a gripping portion. The at least one cutout is sized and shaped to receive an external object to facilitate transporting the shingle by a user. |
| US11661740B2 |
System, apparatus, and method for providing a plant-based structural assembly
An apparatus for resisting a gravity load is disclosed. The apparatus has a first end member, a second end member, and a plurality of elongated structural members, each of the plurality of elongated structural members including a first end portion attached to the first end member and a second end portion attached to the second end member. The plurality of elongated structural members is oriented to resist compressive stresses or tensile stresses induced by the gravity load. The plurality of elongated structural members is formed from plants with a harvest cycle of four years or fewer. |
| US11661736B2 |
Modular wall panels and system
Modular wall panels having a frame of a plurality of frame components and at least one wall sheet affixed to the frame. The frame components may have angled ends, straight ends, or a combination thereof to collectively form a frame which may include corners. Each frame component includes an outer surface with at least one aperture configured to receive and retain an insert therein. The apertures are also configured to permit a cable(s) to pass therethrough for running cables and such through the interior of the wall panel. Connectors and spacers may be inserted into the apertures as inserts and bridge between adjacent panels to selectively connect the panels. Caps may be placed in empty apertures to cover the openings for aesthetic purposes. A wall system includes a plurality of such wall panels connected to one another along the outer surfaces of the frame components of their respective frames. |
| US11661733B2 |
Spring-loaded float tree and float tree assembly
A float tree for suspending floats within a basin system includes a rod portion, a cap section, movably affixed to the rod portion, and a spring provided between the cap section and the rod section. The spring provides force against the rod portion and the cap section. A first and second cap can be included to seat the spring between the cap section and the rod portion within the float tree. |
| US11661731B2 |
Splash out guard
An adjustable toilet guard is disclosed. This is a different concept and it helps keep bathrooms clean and families happy. It is flexible and can be adjusted based on the height preferences of the user. This is the first of its kind and there is nothing like it out there. It will also have glow in the dark borders in the handle grips and top edge of the guard to help facilitate the use of the invention at nighttime or low light situations. |
| US11661729B2 |
Electronic faucet including capacitive sensitivity control
An electronic faucet including a body, a capacitive sensor, a controller and a capacitive sensitivity adjustment device operably coupled to the controller to change the magnitude of an output signal of the capacitive sensor. |
| US11661727B2 |
Wear member and wear assembly
A wear member for earth working equipment and a wear assembly including a plurality of such wear members. The wear member defines a longitudinal axis and comprises: a body defining a rearward opening cavity dimensioned to receive a base; first and second lateral portions extending from opposing sides of the body and defining a front edge for engaging earth. The first lateral portion defines a complementary formation to the second lateral formation to enable axial insertion and removal of a wear member mounted between adjacent wear members due to the open removal path defined by the complementary formations. The complementary formations also resist rotational movement of the wear member about the longitudinal axis. |
| US11661721B2 |
Apparatus and method for seabed resources collection
Embodiments of the invention provide apparatus and method for seabed resources collection. The apparatus comprises a main module and a plurality of seabed resources collecting devices releasably attached to the main module, wherein the main module and the plurality of collecting devices are configured to be launched from a surface vessel towards a seabed; the main module includes a control module which is configured to determine a mining path for each of the collecting devices based on characteristics of the seabed, control each of the collecting devices to collect seabed resources along the determined mining path and control transfer of the seabed resources collected by the collecting devices, wherein each collecting device is configured to be released from the main module after the apparatus is launched, and to collect seabed resources along the mining path determined by the main module after being released. |
| US11661712B2 |
Smart modular street and sidewalk
A modular system for streets formed of a top module, a bottom module, an internal cavity formed within the bottom module, cables positioned within said bottom module, a computing device, sensors operatively associated with said computing device, and communications hardware configured to communicate information from said sensors to a second computing device positioned exterior to said modular system. |
| US11661711B1 |
Road structure having multiple layers
A flexible pavement structure comprises a surface layer, a base layer, a sub-base layer, and a subgrade layer. Herein, the surface layer is adjacent to and above the base layer, and the sub-base layer is adjacent to and above the subgrade layer. The flexible pavement structure further comprises a layered system composed of first, second, and third materials different from each other, and is disposed as an interface layer between the base layer and the sub-base layer. The first material is a geotextile fabric selected from a group consisting of polypropylene and polyethylene, providing ground stabilization or reinforcement properties. The second material is a waterproof heat insulation material selected from a group consisting of cross-linked polyethylene foam and laminated aluminum foil, providing waterproofing or impermeability properties. The third material is a glass foamed insulation material. |
| US11661710B1 |
Frost heave resistant pavement structure
A flexible pavement structure comprises a surface layer, a base layer, a sub-base layer, and a subgrade layer. Herein, the surface layer is adjacent to and above the base layer, and the sub-base layer is adjacent to and above the subgrade layer. The flexible pavement structure further comprises a layered system composed of first, second, and third materials different from each other, and is disposed as an interface layer between the base layer and the sub-base layer. The first material is a geotextile fabric selected from a group consisting of polypropylene and polyethylene, providing ground stabilization or reinforcement properties. The second material is a waterproof heat insulation material selected from a group consisting of cross-linked polyethylene foam and laminated aluminum foil, providing waterproofing or impermeability properties. The third material is a glass foamed insulation material. |
| US11661709B1 |
Foil-containing water impermeable and heat reflective pavement structure
A flexible pavement structure comprises a surface layer, a base layer, a sub-base layer, and a subgrade layer. Herein, the surface layer is adjacent to and above the base layer, and the sub-base layer is adjacent to and above the subgrade layer. The flexible pavement structure further comprises a layered system composed of first, second, and third materials different from each other, and is disposed as an interface layer between the base layer and the sub-base layer. The first material is a geotextile fabric selected from a group consisting of polypropylene and polyethylene, providing ground stabilization or reinforcement properties. The second material is a waterproof heat insulation material selected from a group consisting of cross-linked polyethylene foam and laminated aluminum foil, providing waterproofing or impermeability properties. The third material is a glass foamed insulation material. |
| US11661707B2 |
Durable and dispersible creped multi-ply tissue
Disclosed are multi-ply tissue products comprising a non-crosslinked binder that are durable and dispersible. The products generally have a Slosh time less than 2 minutes, such as less than about 60 seconds, such as less than about 45 seconds. Surprisingly, the foregoing Slosh times are achieved despite the tissue products having relatively high cross-machine direction (CD) wet tensile strength, such as greater than about 100 g/3″. Typically, increasing wet tensile strength, particularly wet CD tensile strength, negatively effects dispersability and increases Slosh time. Despite this trend, the present invention surprisingly provides a tissue product having a relatively high degree of wet strength and good dispersability. |
| US11661706B2 |
Single ply tissue having improved cross-machine direction properties
Provided are tissue webs, and products produced therefrom, that are generally durable, flexible and have improved cross-machine direction (CD) properties, such as CD tensile energy absorption (CD TEA), CD stretch and CD modulus. The inventive tissue products generally comprise a single tissue ply that has been prepared by through-air drying and more preferably by through-air drying without creping. Moreover, the products may be produced using a transfer fabric positioned between the forming fabric and the through-air drying fabric where the transfer fabric imparts the nascent web with a high degree of CD strain. |
| US11661703B2 |
Cellulose based film structure and method for producing the same
According to an example aspect of the present invention, there is provided a cost-effective method of producing cellulose based films by introducing an intense water removal system to the process, and cellulose based films thereof having improved properties. |
| US11661702B2 |
Fiber transport apparatus and fiber transport method
A sheet manufacturing apparatus includes a case that accommodates raw material pieces including fibers, a rotator that rotates inside the case to stir the raw material pieces, a stirring motor that rotates the rotator, a transport apparatus that transports the raw material pieces through a transport path coupled to a side wall of the case, and a control apparatus that controls rotation states of the rotator and the transport apparatus, in which the transport apparatus includes a discharge pipe that rotates on a central axis along the transport path, and a transport motor that rotates the discharge pipe. |
| US11661700B2 |
Clothes treatment apparatus
A clothes treatment apparatus comprises: a cabinet forming a treatment space for storing clothes; a filter module having a filter portion for filtering out dust from air; an air flow path having a plurality of preset flow paths for directing air to be discharged into the treatment space; a fan for moving the air in the air flow path; a single valve disposed on the air flow path, that changes the air flow path by rotating around a predetermined rotational axis; a valve actuating module for rotating the valve; and a control part for controlling the angle of rotation of the valve to select one of the plurality of flow paths. The plurality of flow paths comprise: at least one bypass flow path for directing the air to bypass the filter portion; and at least one filtering flow path for directing the air to pass through the filter portion. |
| US11661698B2 |
Pressing membrane and a device having such a pressing membrane for dewatering laundry
Devices for dewatering washed laundry have a pressing membrane. The pressing membrane is releasably fastened below a ram plate of the device by way of a fastening ring. This connection is very complex by virtue of the heavy weight of the pressing membrane which has a diameter of approximately 1 m. In order for the fastening of the pressing membrane by way of the fastening ring below the ram plate to be facilitated, it is provided that the pressing membrane on the membrane collar thereof has at least one internal-side protrusion which while assembling the pressing membrane below the ram plate forms a bearing for the fastening ring. On account thereof, the fastening ring is temporarily supported below the ram plate while assembling the pressing membrane, this permitting easier assembling of the pressing membrane below the ram plate. |
| US11661696B2 |
Laundry treating apparatus
Disclosed is a laundry treating apparatus including a cabinet having a front face with a drawer hole defined therein, and a rear cover for forming a rear face of the cabinet, a drawer including a drawer body, a drawer cover, and a cover through-hole defined to penetrate the drawer cover, a tub including a tub body, a tub cover for forming a top face of the tub body, and an inlet defined to penetrate the tub cover, a drum rotatably disposed in the tub, wherein the drum accommodates laundry, a door for closing the inlet, and a door guide for providing a path for the door to reciprocate between a first point where the inlet is closed and a second point where the inlet is opened in a space defined between the tub cover and the drawer cover. |
| US11661694B2 |
Variable or multi-gauge cut pile tufting with backing shifting
A shiftable backing feed or shiftable needle assembly is utilized with a tufting machine having reciprocating needles and gauge parts for seizing or cutting yarns wherein yarn placement patterns can be utilized to tuft at different gauge densities while maintaining the same pattern sizes and appearance, and gauge parts are adapted for high density stitching. |
| US11661693B2 |
Embroidery apparatus
An embroidery apparatus includes a main unit to be detachably mounted on a bed section of a sewing machine, a first translation mechanism that moves an embroidery frame holder with an embroidery frame mounted thereon in a first direction, a second translation mechanism that moves the first translation mechanism along an upper surface of the main unit in a second direction that orthogonally intersects the first direction, and an elevator mechanism that is supported by the second translation mechanism at opposite sides of the main unit and that raises and lowers the first translation mechanism. The embroidery apparatus is applicable to a sewing machine switchable between embroidery stitching and standard stitching. During standard stitching, the upper surface of the first translation mechanism is flush with the upper surface of the main unit, which enables both upper surfaces to be used as an auxiliary table. |
| US11661692B2 |
Sewing machine
A sewing machine includes a sewing portion, a movement portion, a processor, and a memory. The memory is configured to store computer-readable instructions that, when executed by the processor, instruct the processor to perform processes. The processes include pattern acquisition processing of acquiring data relating to an embroidery pattern, first position information acquisition processing of acquiring first position information indicating a position of the holder when the holder is in a first position, second position information acquisition processing of acquiring second position information indicating a position of the holder when the holder is in a second position different from the first position, generating processing of generating sewing data for sewing the embroidery pattern re-shaped on the basis of the first position information and the second position information, and sewing control processing of controlling the sewing portion and the movement portion in accordance with the generated sewing data. |
| US11661690B2 |
Quilt binding press
A quilt binding press for folding and creasing a strip of binding fabric in a continuous engagement with a heated iron. The binding press has an iron engagement support platform with a pair of upstanding spaced parallel binding guides provides a folding and guide path for a strip of binding material be folded and pulled there across the support platform for engagement with a heated iron there between the guides in a continuous manner. |
| US11661689B2 |
Shaped nonwoven
A nonwoven fabric. The nonwoven fabric can include a first surface and a second surface and a visually discernible pattern of three-dimensional features on one of the first or second surface. Each of the three-dimensional features can define a microzone comprising a first region and a second region. The first and second regions can have a difference in values for an intensive property, and wherein in at least one of the microzones, the first region is hydrophobic and the second region is hydrophilic. |
| US11661684B2 |
Plaited low-melt yarn for adhering fabric
Embodiments of the disclosure provide systems and methods for producing and using a plaited fabric comprising a low-melt yarn for adhering the fabric without a glue adhesive. According to one embodiment, a knitted fabric can comprise a first polymeric yarn of a first material, the first polymeric yarn forming a base of the knitted fabric, and a second polymeric yarn of a second material. The second material can be different from the first material and can have a lower melting temperature than the first material. The first polymeric yarn can be knitted with the second polymeric yarn to form the fabric. Upon an application of heat to the knitted fabric, the second polymeric yarn can form an adhesive and cohesive mechanical attachment to itself and form a tight-knit structural bond within the fabric without the use of a glue adhesive. |
| US11661682B2 |
Fabric and belt containing it for shear stressing applications
A woven fabric comprising: a) A first layer of first uncrimped weft filaments; b) a second layer of second uncrimped weft filaments; wherein for each of the first uncrimped weft filaments there is one corresponding second uncrimped weft filament, and vice versa, to form successive filament pairs of first and second uncrimped weft filaments, c) crimped warp filaments having four different weave types c1-c4, but each weave type consisting of entwining around first uncrimped weft filaments; passing between first and second uncrimped weft filaments; entwining around second uncrimped weft filaments; and passing again between first and second uncrimped weft filaments; and d) uncrimped warp filaments passing between the first uncrimped weft filaments and the second uncrimped weft filaments of all filament pairs; wherein the fabric does not comprise crimped warp filaments which entwine around the first uncrimped weft filaments and the second uncrimped weft filaments in alternating manner. This fabric has good resistance to shear delamination and wear-and-tear delamination of an impregnation (11) impregnated into the fabric. Accordingly the fabric can be used in belts intended for applications wherein shear stress between the belt's top surface (9) and the belt's bottom surface (10) in the belt's longitudinal direction may occur. |
| US11661680B2 |
Spinning machine
A spinning machine includes a plurality of adjacently arranged spinning stations, wherein carrier devices for a fiber bundle are assigned to the spinning stations. Each spinning station operating with a fiber bundle feed device and a fiber bundle piecing device. The fiber bundle piecing device includes a sliver pickup configured to grasp and pick up a leading end of the fiber bundle from the carrier device and a supply device configured to move the leading end of the fiber bundle to the feed device. The piecing device with the sliver pickup and the supply device is at a fixed stationary position relative to the spinning stations and is assigned to a single spinning station or a group of spinning stations. |
| US11661676B2 |
Cellular high throughput encapsulation for screening or selection
The invention relates to a method for selecting a sequence set from a library of expressed nucleic acid sequences, wherein cells are provided, each cell comprises an expressed nucleic acid sequence expressed as a target protein. The cells are encapsulated by treating them with a cationic polysaccharide and subsequently treating them with an anionic polysaccharide, yielding encapsulated cells, perforating the membrane of the encapsulated cells, yielding solubilized compartments, contacting them with a ligand to said target protein, the ligand bearing a detectable label, and selecting a subset of solubilized compartments as a function of detectable label and isolating the expressed nucleic acid sequences from the selection as a selected sequence set. |
| US11661675B2 |
High-purity semi-insulating single-crystal silicon carbide wafer and crystal
The present disclosure provides high-purity semi-insulating single-crystal silicon carbide wafer and crystal which include one polytype single crystal. The semi-insulating single-crystal silicon carbide wafer has silicon vacancy inside, wherein the silicon-vacancy concentration is greater than 5E11 cm{circumflex over ( )}-3. |
| US11661668B2 |
Processes, systems, and apparatus for cyclotron production of technetium-99m
A system for producing technetium-99m from molybdate-100. The system comprises: a target capsule apparatus for housing a Mo-100-coated target plate; a target capsule pickup apparatus for engaging, and delivering the target cell apparatus into a target station apparatus; target station apparatus for receiving and mounting therein the target capsule apparatus. The target station apparatus is engaged with a cyclotron for irradiating the Mo-100-coated target plate with protons. The irradiated target capsule apparatus is transferred to a receiving cell apparatus comprising a dissolution/purification module for receiving therein a proton-irradiated Mo-100-coated target plate. A conveyance conduit infrastructure interconnects: (i) the target capsule pickup apparatus with the target station apparatus, (ii) the target station apparatus and the receiving cell apparatus; and (iii) the receiving cell apparatus and the dissolution/purification module. |
| US11661664B1 |
Thin-walled high temperature alloy structures via multi-material additive manufacturing
A thin-walled metal part, and a method to fabricate such a part out of various alloys. A plurality of layers are formed, each of the layers being formed on a polymer template or on a previously formed layer. A homogenizing heat treatment is used to cause chemical elements in the layers to interdiffuse, to form a single continuous layer with a substantially uniform alloy composition. |
| US11661662B2 |
Metal/metal chalcogenide electrode with high specific surface area
The present invention relates to an electrode comprising an electrically conductive substrate of which at least one portion of the surface is covered with a metal deposit of copper, the surface of said deposit being in an oxidised, sulphurised, selenised and/or tellurised form and the deposit having a specific surface area of more than 1 m2/g; a method for preparing such an electrode; and a method for oxygenising water with dioxygen involving such an electrode. |
| US11661661B2 |
Method for synthesizing beta-cyano ketone compound
Disclosed is a method for synthesizing β-cyano ketone compound, including steps of (1) adding a α-keto acid and sodium hydroxide to a separator-free electrolytic cell, adding acetonitrile thereto, and dissolving the α-keto acid and sodium hydroxide in acetonitrile by stirring to be uniform, to obtain a dissolution solution; (2) adding an alkene or a derivative thereof, cyanobenziodoxolone, and an electrolyte to the dissolution solution, to obtain a mixed solution; (3) subjecting the mixed solution to an electrochemical reaction by electrifying a cathode of a platinum sheet, and an anode of a graphite electrode to obtain a reacted solution; and (4) after the electrochemical reaction, collecting the reacted solution, adding water thereto and stirring to obtain a mixture, subjecting the mixture to an extraction to obtain an organic phase, drying the organic phase and purifying, to obtain the β-cyano ketone compound. |
| US11661658B2 |
Electrochemical synthesis of ammonia
Systems and methods for electrochemical ammonia synthesis comprise electrolytes which have greater efficiency than water, thus leading to cost reductions; and/or cathode catalysts which have lower costs and higher efficiencies in comparison to the iron/nickel catalysts noted above. The electrolyte may be composed primarily of a combination of non-aqueous hydrogen bond donors and acceptors, with high nitrogen solubility and high conductivity. The cathode catalyst may be composed of either a manganese-doped oxide or carbonate material or a two-dimensional carbide or nitride material. |
| US11661657B2 |
Coating comprising MCrAl-X coating layer
Coated substrate comprising a substrate (1) comprising a metal substrate surface (11) coated with a coating system (7) consisting of or comprising a functional coating film (5), said functional coating film (5) consisting of or comprising at least one MCr Al—X coating layer, whereas ° the at least one MCr Al—X coating layer is deposited directly on the metal substrate (11), or ° the at least one MCr Al—X coating layer is deposited on an intermediate coating layer (3) that is formed of at least one substrate matching layer (31), wherein the at least one substrate matching layer (31) is deposited directly on the metal substrate surface (11), wherein the layer deposited directly on the metal substrate surface (11), it means respectively the MCr Al—X coating layer if it is deposited directly on the metal substrate surface (11) or the substrate matching layer (31) if it is deposited on the metal substrate surface (11) exhibits: ° epitaxial growth in part or totally, or ° heteroepitaxial growth in part or totally. |
| US11661654B2 |
Substrate processing systems including gas delivery system with reduced dead legs
A gas delivery system includes a 2-port valve including a first valve located between a first port and a second port. A 4-port valve includes a first node connected to a first port and a second port. A bypass path is located between the third port and the fourth port. A second node is located along the bypass path. A second valve is located between the first node and the second node. A manifold block defines gas flow channels configured to connect the first port of the 4-port valve to a first inlet, configured to connect the second port of the 4-port valve to the first port of the 2-port valve, the third port of the 4-port valve to a second inlet, the second port of the 2-port valve to a first outlet, and the fourth port of the 4-port valve to a second outlet. |
| US11661652B2 |
Wet cleaning inside of gasline of semiconductor process equipment
Embodiments described herein relate to a gas line cleaning system and a method of cleaning gas lines. The gas line cleaning system includes a connector having a first end and a second end, and a fluid system. The fluid system includes a fluid source configured to flow a fluid through a fluid conduit connected to the first end, and an ultrasonic transducer coupled to the fluid conduit configured to apply an ultrasonic energy to the fluid conduit to agitate the fluid. The ultrasonic energy creates a mechanical energy that reverberates in the fluid conduit and propagates into the fluid to remove particles that may have formed on an inside surface of a gas line connected to the second end and carry away particles inside the gas line. |
| US11661649B2 |
Component for fuel injector and method for coating the same
Disclosed are a component for a fuel injector and a method for coating the same. The component for the fuel injector may include a base material, a bonding layer laminated on the base material, a support layer laminated on the outer surface of the bonding layer, and an NbSiCN functional layer including an NbCN layer and an SiCN layer and alternately laminated on the outer surface of the support layer, thereby reducing friction, high hardness, shock resistance, heat resistance, and durability of the component for the fuel injector. |
| US11661648B2 |
High-performance wafer-level lead sulfide near infrared photosensitive thin film and preparation method thereof
Provided are a method for preparing a high-performance wafer-level lead sulfide near infrared photosensitive thin film. Firstly, a surface of the selected substrate material is cleaned; next, a vaporized oxidant is introduced into a vacuum evaporation chamber under a high background vacuum degree, and a PbS thin film is deposited on the clean substrate surface to obtain a microstructure with medium particle, loose structure and consistent orientation. Finally, under a given temperature and pressure, a high-performance wafer-level PbS photosensitive thin film is obtained by sensitizing the film prepared at step S2 using iodine vapor carried by a carrier gas. This preparation method is simple, low-cost and repeatable. The PbS photosensitive thin film has a high photoelectric detection rate. The 600K blackbody room temperature peak detection rate is >8×1010 Jones. The corresponding non-uniformity in a wafer-level photosensitive surface is <5%, satisfying the requirements of preparation of a PbS Mega-pixel-level array imaging system. |
| US11661646B2 |
Dual phase magnetic material component and method of its formation
A dual phase magnetic component, along with methods of its formation, is provided. The dual phase magnetic component may include an intermixed first region and second region formed from a single material, with the first region having a magnetic area and a diffused metal therein, and with the second region having a non-magnetic area. The second region generally has greater than 0.1 weight % of nitrogen. |
| US11661644B2 |
Apparatus and method for direct writing of single crystal super alloys and metals
Methods for direct writing of single crystal super alloys and metals are provided. The method can include: heating a substrate positioned on a base plate to a predetermined temperature using a first heater; using a laser to form a melt pool on a surface of the substrate; introducing a superalloy powder to the melt pool; measuring the temperature of the melt pool; receiving the temperature measured at a controller; and using an auxiliary heat source in communication with the controller to adjust the temperature of the melt pool. The predetermined temperature is below the substrate's melting point. The laser and the base plate are movable relative to each other, with the laser being used for direct metal deposition. An apparatus is also generally provided for direct writing of single crystal super alloys and metals. |
| US11661643B2 |
Use of copper-chromium alloy in biopsy puncture needle
The present disclosure discloses use of a copper-chromium alloy in a medical biopsy puncture needle. The copper-chromium alloy used as a material for a needle core and/or needle tube of the puncture needle. The copper-chromium alloy includes the following components by mass: 10≤Cr≤20, 0.04≤Zr≤0.1, and the balance of Cu. According to the present disclosure, a copper alloy with designed components is obtained by combining a diamagnetic material Cu with paramagnetic Cr and Zr, and compared with existing medical stainless steel and titanium alloy, the copper alloy has greatly reduced magnetic susceptibility, and specifically, the artifact area and volume are also significantly reduced. In addition, the blank of use of the copper alloy in medical biopsy paracentesis is filled. |
| US11661642B2 |
High-strength steel sheet and method for manufacturing same
A high-strength steel sheet includes a steel structure with: ferrite being 35% to 80%, martensite being 5% to 35%, and tempered martensite being 0% to 5% in terms of area fraction; retained austenite being 8% or more in terms of volume fraction; an average grain size of: the ferrite being 6 μm or less; and the retained austenite being 3 μm or less; a value obtained by dividing an area fraction of blocky austenite by a sum of area fractions of lath-like austenite and the blocky austenite being 0.6 or more; a value obtained by dividing, by mass %, an average Mn content in the retained austenite by an average Mn content in the ferrite being 1.5 or more; and a value obtained by dividing, by mass %, an average C content in the retained austenite by an average C content in the ferrite being 3.0 or more. |
| US11661641B2 |
Hydrogen storage systems using non-pyrophoric hydrogen storage alloys
A hydrogen storage system includes a hydrogen storage alloy containment vessel comprising an external pressure containment vessel and a thermally conductive compartmentalization network disposed within the pressure containment vessel. The compartmentalization network creates compartments within the pressure vessel within which a hydrogen storage alloy is disposed. The compartmentalization network includes a plurality of thermally conductive elongate tubes positioned within the pressure vessel forming a coherent, tightly packed tube bundle providing a thermally conductive network between the hydrogen storage alloy and the pressure vessel. The hydrogen storage alloy is a non-pyrophoric AB2-type Laves phase hydrogen storage alloy having: an A-site to B-site elemental ratio of not more than 0.5; and an alloy composition including (in at %): Zr: 2.0-5.5, Ti: 27-31.3, V: 8.3-9.9, Cr: 20.6-30.5, Mn: 25.4-33.0, Fe: 1.0-5.9, Al: 0.1-0.4, and/or Ni: 0.0-4.0. |
| US11661638B2 |
Recovery of nickel and cobalt from Li-ion batteries or their waste
The present invention lies in the field of pyrometallurgy and discloses a process and a slag suitable for the recovery of Ni and Co from Li-ion batteries or their waste. The slag composition is defined according to: 10% |
| US11661636B2 |
Method for manufacturing grain-oriented electrical steel sheet and grain-oriented electrical steel sheet
A method for manufacturing a grain-oriented electrical steel sheet according to an aspect of the present invention includes a step of obtaining a hot-rolled steel sheet by carrying out hot rolling on a slab containing a predetermined component composition with a remainder including Fe and impurities, a step of obtaining a hot-rolled annealed sheet by carrying out hot-rolled sheet annealing as necessary, a step of carrying out pickling to obtain a pickled sheet, a step of carrying out cold rolling to obtain a cold-rolled steel sheet, a step of carrying out primary recrystallization annealing, a step of applying an annealing separating agent including MgO to a surface and then carrying out final annealing to obtain a final-annealed sheet, and a step of applying an insulating coating and then carrying out flattening annealing. |
| US11661634B2 |
Method for producing RNA
The present invention relates to a method for producing RNA. In particular, the present invention relates to a method for producing RNA, which is scalable and provides RNA at a high purity. The present invention provides a method for producing RNA under GMP and/or cGMP-compliant conditions. The invention further provides specific processes for use as a quality control in the manufacturing of a template DNA and/or in a method for producing RNA, in particular by in vitro transcription. |
| US11661632B2 |
Compositions and methods for diagnosing lung cancers using gene expression profiles
Methods and compositions are provided for diagnosing lung cancer in a mammalian subject by use of 10 or more selected genes, e.g., a gene expression profile, from the blood of the subject which is characteristic of disease. The gene expression profile includes 10 or more genes of Table I or Table II herein. |
| US11661631B2 |
Oligonucleotides associated with antibodies
Disclosed herein include systems, methods, compositions, and kits for determining protein expression and gene expression simultaneously and for sample indexing. In some embodiments, an oligonucleotide associated with a cellular component-binding reagent (e.g., an antibody) comprises one or more of a unique molecular label sequence, a primer adapter, antibody-specific barcode sequence, an alignment sequence, and/or a poly(A) sequence. In some embodiments, the oligonucleotide is associated with the cellular component-binding reagent via a linker (e.g., 5AmMC12). |
| US11661629B2 |
Enzymatic ligation of nucleic acids
Methods, assays, compositions and kits for the ligation of short polynucleotides are presented herein. The short polynucleotides are optionally no more than 7 nucleotides in length, and can be as short as 3 or 4 nucleotides in length. The ligation is optionally performed by CV ligase. |
| US11661628B2 |
Amplification and analysis of whole genome and whole transcriptome libraries generated by a DNA polymerization process
The present invention regards a variety of methods and compositions for whole genome amplification and whole transcriptome amplification. In a particular aspect of the present invention, there is a method of amplifying a genome comprising a library generation step followed by a library amplification step. In specific embodiments, the library generating step utilizes specific primer mixtures and a DNA polymerase, wherein the specific primer mixtures are designed to eliminate ability to self-hybridize and/or hybridize to other primers within a mixture but efficiently and frequently prime nucleic acid templates. |
| US11661624B2 |
Methods of identifying and characterizing gene editing variations in nucleic acids
Compositions and methods of identifying and characterizing potential gene editing on-target and off-target sites and/or edits in a nucleic acid are provided. |
| US11661620B2 |
Method for the spectrometric characterization of microorganisms
The invention relates to a method for the spectrometric characterization of microorganisms, comprising: providing a test microorganism; acquiring spectrometric measurement data from the test microorganism under potential exposure to variance that is not based on taxonomic classification; selecting a classifier which is trained to determine the identity of a microorganism on a second taxonomic level; and applying the classifier to the measurement data in order to determine the identity of the test microorganism on the second taxonomic level, wherein the classifier is variance-conditioned in such a way that it largely or completely masks out the effect of variance in the characterization of the test microorganism on the second taxonomic level. |
| US11661612B2 |
DNA-binding proteins and uses thereof
Disclosed herein are polypeptides, polynucleotides encoding, cells and organisms comprising novel DNA-binding domains, including TALE DNA-binding domains. Also disclosed are methods of using these novel DNA-binding domains for modulation of gene expression and/or genomic editing of endogenous cellular sequences. |
| US11661609B2 |
Methods of identifying, selecting, and producing disease resistant crops
The present disclosure is related to plant breeding and methods of identifying and selecting plants with disease resistance. Provided are methods to identify novel genes that encode proteins providing plant disease resistance and uses thereof. These disease resistant genes are useful in the production of resistant plants through breeding, transgenic modification, or genome editing. |
| US11661606B2 |
Mature plant transfection using carbon nanotubes
Nano-sized delivery vehicles utilize carbon nanotubes (CNTs) for the generic, targeted and passive transport of biomolecules into plant cells. Plant cells are transfected by adsorbing a charged biomolecular cargo on carbon nanotubes by electrostatic grafting or by dialysis-based pi-pi stacking grafting or by probe-tip sonication of complementary nucleic acid strands; and introducing into the cell the cargo-adsorbed nanotubes. |
| US11661605B2 |
Production method for protein
Provided is a method for intracellularly producing a large amount of a Cry protein in a Bacillus bacterium. A method for producing a Cry protein or a culture product comprising the Cry protein, comprising transforming a Bacillus bacterium with an expression plasmid incorporating a gene encoding the Cry protein operably linked to a regulatory region comprising a σA-dependent promoter or a σH-dependent promoter, and culturing the transformed cell, wherein the expression plasmid comprises a polynucleotide encoding a replication protein consisting of the amino acid sequence set forth in SEQ ID NO: 9 or a protein having an identity of 80% or more or more with the amino acid sequence of the replication protein and involved in replication initiation. |
| US11661603B2 |
Compositions and methods for inhibiting ALDH2 expression
This disclosure relates to oligonucleotides, compositions and methods useful for reducing ALDH2 expression, particularly in hepatocytes. Disclosed oligonucleotides for the reduction of ALDH2 expression may be double-stranded or single-stranded, and may be modified for improved characteristics such as stronger resistance to nucleases and lower immunogenicity. Disclosed oligonucleotides for the reduction of ALDH2 expression may also include targeting ligands to target a particular cell or organ, such as the hepatocytes of the liver, and may be used to treat alcoholism and related conditions. |
| US11661600B2 |
Methods of rescuing stop codons via genetic reassignment with ACE-tRNA
In certain embodiments, the present invention provides a modified transfer RNA (tRNA) comprising a T-arm, a D-arm, and anticodon-arm and an acceptor arm, wherein the T-arm comprises nucleotides that interact with the elongation factor 1 alpha protein, and methods of use thereof. In certain embodiments, the present invention provides a modified transfer RNA (tRNA) comprising a T-arm, a D-arm, and anticodon-arm and an acceptor arm, (a) wherein the anticodon-arm comprises a tri-nucleotide anticodon, wherein the anticodon is 5′-UCA-3′ and recognizes TGA stop codons, and wherein the acceptor arm is operably linked to a arginine, tryptophan or glycine; (b) wherein the anticodon-arm comprises a tri-nucleotide anticodon, wherein the anticodon is 5′-UUA-3′ and recognizes TAA stop codons, and wherein the acceptor arm is operably linked to a glutamine or, glutamate; or (c) wherein the anticodon-arm comprises a tri-nucleotide anticodon, wherein the anticodon is 5′-CUA-3′ and recognizes TAG stop codons, and wherein the acceptor arm is operably linked to a tryptophan, glutamate or glutamine. |
| US11661592B2 |
Stabilized endoglucanase variants
Disclosed are variants of a cellulase having improved stability in the presence of a protease, and the use of such variants in laundry. |
| US11661585B2 |
Gene therapies for lysosomal disorders
The disclosure relates, in some aspects, to compositions and methods for treatment of diseases associated with aberrant lysosomal function, for example Parkinson's disease (PD) and Gaucher disease. In some embodiments, the disclosure provides expression constructs comprising a transgene encoding beta-Glucocerebrosidase (GBA) or a portion thereof alone or in combination with one or more PD-associated genes. In some embodiments, the disclosure provides methods of Parkinson's disease by administering such expression constructs to a subject in need thereof. |
| US11661577B2 |
Co-incubating confined microbial communities
Provided herein are devices and methods that enable co-incubation of microorganisms. Also provided are methods of making such devices for co-incubation of microorganisms, and various applications of such devices. |
| US11661568B2 |
Laundry detergent composition comprising an ethylene oxide-propylene oxide-ethylene oxide (EO/PO/EO) triblock copolymer and a lipase
A laundry detergent composition containing an ethylene oxide-propylene oxide-ethylene oxide (EO/PO/EO) triblock copolymer and a lipase enzyme and use of an ethylene oxide-propylene oxide-ethylene oxide (EO/PO/EO) triblock copolymer and lipase enzyme in the laundry detergent composition. |
| US11661567B2 |
Protease variants and uses thereof
Disclosed herein is one or more subtilisin variant, nucleic acid encoding same, and compositions and methods related to the production and use thereof, including one or more subtilisin variant that has improved stability and/or soil removal compared to one or more reference subtilisin. |
| US11661565B2 |
Odorous acetals of ethyl vanillin and ethyl vanillin derivatives
The present invention relates to new odorous acetals which are useful as fragrance or flavor materials in particular in providing vanilla and spicy notes with a natural impression resembling vanilla absolute. |
| US11661561B2 |
Cardboard structure for forming a chimney starter
A cardboard structure is foldable to form a consumable chimney. The cardboard structure comprises four side wall panels that are connected to each adjacent side wall panel by a longitudinal fold line. The cardboard structure further comprises four floor panels that are each connected to the one of the side wall panels by a lateral fold line. Two locking floor panels secure the floor panels in place to form a floor extending inward from the side wall panels and form a central opening in the floor. The cardboard structure may be formed into an assembled chimney by a few simple folding operations. The cardboard chimney then supports the burning of an accelerant, such as newsprint, which then ignites a solid fuel source, such as charcoal, that is received in the chimney. |
| US11661557B2 |
Desulfurization techniques
A desulfurization system has an oxidation process unit, and a multi-stage, liquid-liquid extraction unit in series with the oxidation process unit. The multi-stage, liquid-liquid extraction unit spits a fuel input from the oxidation process unit into a desulfurized fuel that is output for use, and a by-product. A solvent/sulfur/hydrocarbon separation process unit receives the by-product from the multi-stage, liquid-liquid extraction unit. |
| US11661553B2 |
Synthesis gas conversion process
The disclosed invention relates to a method for restarting a synthesis gas conversion process which has stopped. The synthesis gas conversion process may be conducted in a conventional reactor or a microchannel reactor. The synthesis gas conversion process may comprise a process for converting synthesis gas to methane, methanol or dimethyl ether. The synthesis gas conversion process may be a Fischer-Tropsch process. |
| US11661552B2 |
Hydrothermal liquefaction system
A hydrothermal liquefaction (HTL) system can comprise a biomass slurry source, a first pump in fluid communication with the slurry source and configured to pressurize a biomass slurry stream from the slurry source to a first pressure, a first heat exchanger in fluid communication with the first pump and configured to heat a slurry stream received from the first pump to a first temperature, a second pump in fluid communication with the first heat exchanger and configured to pressurize a slurry stream received from the first heat exchanger to a second pressure higher than the first pressure, a second heat exchanger in fluid communication with the second pump and configured to heat a slurry stream received from the second pump to a second temperature higher than the first temperature, and a HTL reactor configured to produce biocrude from a slurry stream received from the second heat exchanger. |
| US11661550B2 |
Semiconductor nanocrystal particles and devices including the same
A quantum dot comprising a core comprising a first semiconductor nanocrystal comprising zinc, selenium, and optionally tellurium; and a shell disposed on the core and comprising a second semiconductor nanocrystal having a different composition from the first semiconductor nanocrystal, and comprising zinc and at least one of sulfur and selenium, wherein the shell comprises at least three branches extending from the core, wherein at least one of the branches has a length of greater than or equal to about 2 nm, the quantum dot emits blue light comprising a maximum emission peak at a wavelength of less than or equal to about 470 nm, a full width at half maximum (FWHM) of the maximum emission peak is less than about 35 nm, and the quantum dot does not comprise cadmium. |
| US11661548B2 |
Semiconducting nanoparticle
The present invention relates to a semiconducting nanoparticle. |
| US11661547B2 |
Quantum dot polymer composites and devices including the same
A quantum dot, including a core including a first semiconductor material that includes indium; and a shell including a second semiconductor material, and disposed on the core, wherein the first semiconductor material and the second semiconductor material are different, wherein the shell has at least two branch portions and a valley portion connecting the at least two branch portions, at least one of the at least two branch portions comprises Zn, Se, and S, and a content of sulfur in the at least one branch portion increases in a direction away from the core. |
| US11661546B2 |
Electrochromic element, optical filter, lens unit, image pickup apparatus, and window member
As an example of an EC element in which vertical color separation is suppressed, the present disclosure provides an EC element including a pair of electrodes, a solvent, an anodic EC compound, and a cathodic EC compound. In the EC element, the difference between a solvation free energy of an oxidized form of the anodic EC compound in water and a solvation free energy of the oxidized form in octanol is 35 kcal/mol or more, and the difference between a solvation free energy of a reduced form of the cathodic EC compound in propylene carbonate and a solvation free energy of the reduced form in octanol is −35 kcal/mol or less. |
| US11661545B2 |
Use of controlled release acid system in treatment of wells
Release of hydrochloric acid, hydrofluoric acid and fluoroboric acid into a well may be controlled by introducing into the well an aqueous fluid containing ammonium chloride, ammonium bifluoride, ammonium fluoroborate, ammonium tetrafluoroborate or a mixture thereof and a breaker. After being introduced into the well, the ammonium salt reacts with the breaker and the acid is released into the well. |
| US11661543B2 |
Injection well cleaning fluids and related methods
Methods can include introducing a cleaning fluid into a near-wellbore zone of an injection well penetrating a subterranean formation, wherein the cleaning fluid includes: 0.5 wt % to about 5 wt % of a surfactant blend comprising an alkoxy carbonate surfactant and an internal olefin sulfonate surfactant; salt water having a total dissolved solids (TDS) of about 15,000 mg/L or greater; and 0 wt % to about 0.05 wt % of an organic acid; and dispersing a hydrocarbon from the near-wellbore zone in the cleaning fluid. Compositions for cleaning a near-wellbore zone of a subterranean formation can include 0.5 wt % to about 5 wt % of a surfactant blend comprising an alkoxy carbonate surfactant and an internal olefin sulfonate surfactant; salt water having a total dissolved solids (TDS) of about 15,000 mg/L or greater; and 0 wt % to about 0.05 wt % of an organic acid. |
| US11661537B2 |
Compostable hot melt adhesive
A hot melt adhesive comprises a polylactide homopolymer or copolymer, such as polylactic acid; sulfonated copolyester; and at least one plasticizer, and is compostable. The plasticizer may be a solid plasticizer, such as a benzoate, and a second plasticizer may also be used. The adhesive is suitable for use in a variety of applications, such as case and carton applications, use with burlap or other compostable substrates for tree bulbs or plant seeds, and use with other compostable films, and is especially appropriate for dual-walled paperboard beverage cups. The adhesive demonstrates good bond performance comparable to non-compostable adhesives over a range of temperatures, reflective of the temperatures of hot and cold beverages. |
| US11661534B2 |
Hot melt adhesive composition
This invention relates to a hot melt adhesive composition. The hot melt adhesive composition according to the present invention comprises at least one hydrogenated thermoplastic block copolymer with a melt index greater than or equal to 30 grams per 10 minutes at 190° C./2.16 kg; and at least one polyolefin with a melt viscosity less than or equal to 2000 cPs at 190° C. The hot melt adhesive composition according to the present invention can be applied at low temperature, has excellent T peel strength and low odor after being applied in the disposable products. |
| US11661533B2 |
Pressure sensitive adhesives and articles with hyperbranched silsesquioxane core and methods of making the same
Pressure sensitive adhesives that include hyperbranched silsesquioxane-core polymers are described. Also described are various methods for producing the noted polymers and pressure sensitive adhesives. In addition, a variety of articles including tapes utilizing the pressure sensitive adhesives are described. |
| US11661529B2 |
Heat dissipating paint composition and method for forming heat dissipating coating
A heat dissipating paint composition for forming a heat dissipating coating is disclosed. The heat dissipating paint includes a prepolymer and a curing agent. The prepolymer includes a main chain containing an epoxy resin and a linear side chain bonded to the main chain and having 5 to 101 carbon atoms. |
| US11661528B2 |
Methods of producing colored and superhydrophobic surfaces, objects, and coatings
Methods of producing colored and superhydrophobic surfaces, objects, and coatings using a colored paint that imparts a superhydrophobic surface on an object is a suspension of hydrophobic particles in a polymeric binder and a plasticizer in a solvent or mixed solvent, wherein at least a portion of the hydrophobic particles are colored particles. Colored particles can be ultramarine, iron oxide, chromium oxide, or any other colored metal oxide. The hydrophobic particles can be metal oxide particles that are surface functionalized with a fluorinated alkyl silane or an alkyl silane. The binder is a mixture of PDVF and PMMA in a ratio of 3:1 to 10:1. The plasticizer is a mixture of triethyl phosphate and perfluoro(butyltetrahydrofuran) or other perfluorinated hydrocarbon. Surfaces coated using this paint display contact angles in excess of 150° and resist abrasion. |
| US11661524B2 |
Multiamine ligands for nanoparticle solubilization and ink compositions containing nanoparticles capped with the ligands
Ligand-capped scattering nanoparticles, curable ink compositions containing the ligand-capped scattering nanoparticles, and methods of forming films from the ink compositions are provided. Also provided are cured films formed by curing the ink compositions and photonic devices incorporating the films. The ligands bound to the inorganic scattering nanoparticles include a head group and a tail group. The head group includes a polyamine chain and binds the ligands to the nanoparticle surface. The tail group includes a polyalkylene oxide chain. |
| US11661519B2 |
Low-reflection film-coated transparent substrate, photoelectric conversion device, coating liquid for forming low-reflection film of low-reflection film-coated transparent substrate, and method for producing low-reflection film-coated transparent substrate
A low-reflection film-coated transparent substrate of the present invention includes a transparent substrate and a low-reflection film formed on at least one principal surface of the transparent substrate. The low-reflection film is a porous film including: fine silica particles being solid and spherical and having an average particle diameter of 80 to 150 nm; and a binder containing silica as a main component, the fine silica particles being bound by the binder. The binder further contains an aluminum compound. The low-reflection film contains as components: 55 to 70 mass % of the fine silica particles; 25 to 40 mass % of the silica of the binder; 0.1 to 1.5 mass % of the aluminum compound in terms of Al2O3; and 0.25 to 3% of an organic component. The low-reflection film has a thickness of 80 to 800 nm. A transmittance gain is 2.5% or more, the transmittance gain being defined as an increase of average transmittance of the low-reflection film-coated transparent substrate in a wavelength range of 380 to 850 nm relative to average transmittance of the transparent substrate uncoated with the low-reflection film in the wavelength range. The organic component includes at least one selected from the group consisting of a ß-ketoester and a ß-diketone. |
| US11661514B2 |
Polyphenylene ether composition, method for the manufacture thereof, and articles comprising the composition
A composition useful for the injection molding of fluid engineering parts includes specific amounts of a poly(phenylene ether), a homopolystyrene, a hydrogenated block copolymer of an alkenyl aromatic monomer and a conjugated diene, a linear low density polyethylene, and a reinforcing filler. A method of making the composition and articles prepared from the composition are also described. |
| US11661508B2 |
Fluoropolymer thermoplastic elastomer
The invention relates to an object or object part made from a composition comprising at least one fluoropolymer F, wherein: —the at least one fluoropolymer F comprises vinylidene fluoride units and at least 30 wt. % of units derived from at least one monomer of formula (I): (I) CX1X2═CX3Y, wherein each of X1, X2 and X3 is independently selected from H, Cl, F, Br, I and alkyl groups comprising from 1 to 3 carbon atoms which are optionally partly or fully halogenated and Y is an alkyl group comprising from 1 to 3 carbon atoms which is optionally partly or fully halogenated; —the proportion of the at least one fluoropolymer F in the composition is at least 80 wt. %; and—the viscosity of the composition is at least 1000 Pa·s at a temperature of 230° C. and at a shear rate of 100 s−1. |
| US11661506B2 |
No break polypropylene impact copolymers with melt flow rate higher than 90 g/10 min
Polymer compositions may include a matrix phase comprising a polypropylene-based polymer; and an elastomeric rubber phase; wherein the polymer composition has melt flow rate (MFR) according to ASTM D1238 at 230° C./2.16 kg equal to or greater than 90 g/10 min and at least one feature selected from (I) an Izod impact resistance according to ASTM D256A at 23° C. equal to or greater than 400 J/m; (II) an instrumented drop impact at −30° C., average total energy, equal to or greater than 17 J; or (III) an instrumented drop impact at −30° C., average percent ductility, equal to or greater than 60%. |
| US11661505B2 |
Thermoplastic resin composition and molded article produced therefrom
A thermoplastic resin composition of the present invention is characterized by including: about 100 parts by weight of a polyolefin resin; about 10-80 parts by weight of a flame retardant other than sodium phosphate; about 1-25 parts by weight of zinc oxide having an average particle size of about 0.2-3 μm and a specific surface area BET of about 1-10 m2/g; and about 1-50 parts by weight of sodium phosphate. The thermoplastic resin composition has excellent antibacterial properties, flame retardant properties, chemical-resistant antibacterial properties, and the like. |
| US11661501B2 |
Bimodal high-density polyethylene resins and compositions with improved properties and methods of making and using the same
Bimodal high-density polyethylene polymer compositions with increased high melt strength and good processability. The compositions comprise a base resin having a density of about 945 kg/m3 to about 955 kg/m3, and an ethylene polymer (A) having a density of at least about 968 kg/m3, in an amount ranging from 45% to 55% by weight and an ethylene polymer (B) having a density lower than the density of polymer (A). The composition has a complex viscosity at a shear rate of 0.01 rad/s ranging from about 200 to 450 kPa·s and a complex viscosity at a shear rate of 100 rad/s ranging from about 1900 to 2500 Pa·s. Articles made from these compositions, such as pipes and fittings achieve long-term oxidative resistance and have a low wall thickness variability while maintaining high production output. |
| US11661498B2 |
Process for preparing compounds for tyres and tyres comprising them
The present invention relates to a process for preparing a vulcanisable elastomeric compound for tyres, characterised by the use of a particular vulcanisation-activating filler and by the methods of adding additives, in particular the compatibilising agent (silane), which occurs only after completion of the reaction between the activating filler comprising zinc and the fatty acid (stearic acid). The present process, advantageous in itself due to the possible reduction of the times and of the energy required for vulcanisation, allows preparing compounds which, with the same performances compared to the traditional ones, can have a reduced zinc content, and consequently a lower release thereof from tyres during use at an environmental level. |
| US11661496B2 |
Additives to remediate DVB cross-linking and insoluble polymer formation in the styrene process
A method of reducing the fouling in a process for the production of styrene, the method comprising: introducing an additive into a stream comprising styrene and byproduct divinyl benzene (DVB), wherein the additive comprises: at least one chemical compound comprising one or more functional groups selected from amines, alcohols, amino-alcohols, labile C—C, esters, carbamates, aldehydes, ketones, acids, acetates, benzoates, labile hydrogen, and combinations thereof, and having a boiling point greater than or equal to 170° C. and within 10, 20, 30, 40, 50, or 60° C. of the boiling point of divinyl benzene (DVB) (which is 195° C.), wherein the at least one chemical compound is active to inhibit divinyl benzene (DVB) crosslinking. A system for carrying out the method is also provided. |
| US11661494B2 |
Aluminum nitride particles
An aluminum nitride particle including at least a first truncated six-sided pyramid (1-a) and a second truncated six-sided pyramid (1-b), the aluminum nitride particle having a shape such that a lower base (3) of the first truncated six-sided pyramid (1-a) and a lower base (3) of the second truncated six-sided pyramid (1-b) face each other, the first truncated six-sided pyramid (1-a) and the second truncated six-sided pyramid (1-b) each having an upper base (2) with an area S1 of not less than 60 μm2 and not more than 4800 μm2, and each having a ratio (S1/S2) of the area S1 to an area S2 of the lower base (3) being not less than 0.5 and less than 1, the first truncated six-sided pyramid (1-a) and the second truncated six-sided pyramid (1-b) respectively having a height h1 and a height h2 each being not less than 5 μm and not more than 20 μm. |
| US11661489B2 |
Foamable resin composition for controlling loss circulation
This disclosure relates to a foamable resin composition containing a nitrogen gas-generating compound and methods of using the composition for loss circulation control. |
| US11661484B2 |
Epoxy resin composition for fiber-reinforced composite materials, and fiber-reinforced composite material
An epoxy resin composition for fiber reinforced composite materials comprising components (A) to (E): component (A), an epoxy resin; component (B), a dicyandiamide or a derivative thereof; component (C), a polyisocyanate compound; component (D), a urea compound as represented by formula (1): (wherein R1 and R2 are each independently H, CH3, OCH3, OC2H5, NO2, halogen, or NH—CO NR3R4; and R3 and R4 are each independently a hydrocarbon group, allyl group, alkoxy group, alkenyl group, aralkyl group, or an alicyclic compound containing both R3 and R4, all containing 1 to 8 carbon atoms); and component (E), at least one compound selected from the group consisting of quaternary ammonium salts, phosphonium salts, imidazole compounds, and phosphine compounds. |
| US11661481B2 |
Polyimide film and flexible display panel including the same
Provided are a polyimide-based film, a window cover film, and a display panel including the same. More particularly, a polyimide-based film having excellent visibility, a window cover film using the same, and a display panel including the same are provided. |
| US11661480B2 |
Poly(amide-imide) and method of preparing the same
A poly(amide-imide) is provided. The poly(amide-imide) is represented by formula (1), wherein R is a C6 aryl group, a C7-C8 aralkyl group, a C2-C6 alkoxyalkyl group, or a C3-C18 alkyl group; and 0.02≤X≤0.5. |
| US11661478B2 |
Magnetic recording medium, fluorine-containing ether compound and lubricant for magnetic recording medium
A fluorine-containing ether compound of the present invention is represented by the following General Formula (1). (In the General Formula (1), X is a trivalent atom or a trivalent atom group, A is a linking group including at least one polar group, B is a linking group having a perfluoropolyether chain, and D is a polar group or a substituent having a polar group at the end.) [Chem. 1] XA-B-D)3 (1) |