最新美国发明专利
Document Document Title
US11314591B2 Apparatuses and methods for error correction coding and data bus inversion for semiconductor memories
Apparatuses and methods for error correction coding and data bus inversion for semiconductor memories are described. An example apparatus includes an I/O circuit configured to receive first data and first ECC data associated with the first data, a memory array, and a control circuit. The control circuit is coupled between the/O circuit and the memory array. The control circuit is configured to execute first ECC-decoding to produce corrected first data and corrected first ECC data responsive, at least in part, to the first data and the first ECC data. The control circuit is further configured to store both the corrected first data and the corrected first ECC data into the memory array.
US11314589B2 Read retry to selectively disable on-die ECC
A memory device that performs internal ECC (error checking and correction) can selectively return read data with application of the internal ECC or without application of the internal ECC, in response to different read commands from the memory controller. The memory device can normally apply ECC and return corrected data in response to a normal read command. In response to a retry command, the memory device can return the read data without application of the internal ECC.
US11314587B2 Detection and correction of data bit errors using error correction codes
A method of correcting one or more bit errors in a memory device includes retrieving a codeword from a memory device. The codeword includes a data and an error correcting code. The method further includes determining whether the one or more bit errors are present in the retrieved codeword and correcting the retrieved codeword for the one bit error in response to determining one bit error is present in the retrieved codeword. The method also includes flipping a bit of the retrieved codeword in response to determining a plurality of bit errors is present in the retrieved codeword and correcting the retrieved codeword for the plurality of bit errors based on the bit-flipped codeword.
US11314576B2 System and method for automating fault detection in multi-tenant environments
A system and method of automating fault prediction and remediation for a multi-tenant system is disclosed. The system and method offer an intelligent augmentation of a multi-tenant system by automating the harvesting and processing of raw data logs generated by the various aspects of the platform as well as the implementation of an appropriate response. In some embodiments, the proposed system includes a hybrid model that can be configured to offer both assisted and unassisted errors. The incorporation of a dynamic learning algorithm minimizes operation errors for any set of computing units. Potential system faults can be detected with little to no human intervention and allow for an unattended platform that collects performance data across the system from a wide range of sources to provide centralized and automated fault prediction, as well as expedited automated resolutions to such faults that depend on little to no human intervention.
US11314574B2 Techniques for managing and analyzing log data
In order to provide effective diagnostics and logging of error messages produced during the execution of processes across multiple components, techniques are disclosed for the generating, managing, and processing centralized logs containing those error messages. In particular, the components may write error messages to a centralized log instead of writing the error messages to local log files. The various error messages in the centralized log can be read, identified, and organized. Furthermore, enrichments and/or analytics may be applied to the error messages based on information from a knowledge source or the application of one or more machine learning models. The organized error messages, enrichments, and analytics can be stored in an output log that can be easily retrieved and viewed through a graphical interface. The organized error messages, enrichments, and analytics work together to allow for more effective diagnosing of execution errors.
US11314573B2 Detection of event storms
In an example, a first number of events associated with a first event type that are received in the first time window is compared against a first threshold. The first event type is one of a plurality of event types, and each event type corresponds to an amount of resource consumed by an event associated with the event type. It is detected whether events associated with the first event type received in the first time window are part of an event storm based on the first number of events and the first threshold.
US11314568B2 Message processing method and apparatus, storage medium, and computer device
This application relates to a message processing method and apparatus, a storage medium, and a computer device. The method includes: receiving a session message associated with an interactive session of a social application; while rendering the session message in a session interface corresponding to the interactive session of the social application: identifying a child application identifier in the session message; invoking plug-in code corresponding to the child application identifier in the social application; obtaining, from the social application, shared data corresponding to the child application identifier using the plug-in code; and dynamically presenting the shared data in the session message.
US11314566B1 Inter-process communication for microkernel operating system
In one embodiment, a method includes creating, by a computing device, an inter process communication (IPC) channel for communication from a producer process to a consumer process. The IPC channel includes a message buffer mapped to a first virtual address space of a kernel of an operating system and to a second virtual address space of the consumer process in a user space of the operating system. A sender handle for the message buffer is sent to the producer process. The kernel receives a request, which includes the sender handle, to send a message from the producer process to the consumer process through the IPC channel. Responsive to a determination that the request is permitted, the kernel writes the message to the message buffer using the sender handle, such that message written in the message buffer is accessible to the consumer process through the second address space.
US11314564B2 Blockchain event processing method and apparatus
The present specification provides a blockchain event processing method and apparatus, applied to a control component of distributed event processing centers connected to a node device of a blockchain network. The distributed event processing centers obtain respective blockchain event streams from the node device, and deliver the obtained respective blockchain event streams to respective triggers included in the distributed event processing centers, so that when a blockchain event included in the blockchain event streams meets a corresponding trigger condition, a trigger of the triggers pushes the blockchain event to a service system connected to the trigger. The method includes: obtaining push speeds of a plurality of triggers included in an event processing center of the distributed event processing centers; and if a difference among the push speeds of the plurality of triggers is greater than a predetermined first threshold, establishing a new event processing center between the event processing center and a child event processing center of the event processing center, and moving the plurality of triggers to the new event processing center.
US11314560B1 System and method for hierarchical interception with isolated environments
An operation comprising one or more of loading one or more primary applications and including said one or more primary applications in a synchronization point, halting execution of said one or more primary applications upon arriving at said synchronization point, triggering a migration of said one or more primary applications to one or more backup applications, wherein said migration starts when the execution of said one or more primary applications are halted at said synchronization point.
US11314559B2 Method for balanced scale out of resources in distributed and collaborative container platform environment
A cloud management method and a cloud management device are provided. The cloud management method determines whether a plurality of pods are overloaded, identifies resource usage current states of a cluster and a node, and determines a method of scaling resources of a specific pod that is overloaded from among the plurality of pods, according to the resource usage current states of the cluster and the node, and scales the resources of the specific pod according to the determined method. Accordingly, scaling for uniformly extending resources of a node and a pod in a cluster horizontally and vertically can be automatically performed.
US11314558B2 Methods for dynamic throttling to satisfy minimum throughput service level objectives and devices thereof
Methods, non-transitory machine readable media, and computing devices that dynamically throttle non-priority workloads to satisfy minimum throughput service level objectives (SLOs) are disclosed. With this technology, a determination is made when a number of detection intervals with a violation within a detection window exceeds a threshold, when a current one of the detection intervals is outside an observation area. The detection intervals are identified a violated based on an average throughput for priority workloads within the detection intervals exceeding a minimum throughput SLO. A throttle is then set to rate-limit non-priority workloads, when the number of violated detection intervals within the detection window exceeds the threshold. Advantageously, throughput for priority workloads is more effectively managed and utilized with this technology such that throttling oscillations are reduced, throttling is not deployed in conditions in which it would not improve throughput, and throttling is minimally deployed to maximize throughput.
US11314555B2 Synchronous re-execution of a data transformation operation to obtain further details regarding an exception
A processor requests that a data transformation operation be performed using another processor, in which the data transformation operation is performed asynchronously. A determination is made that the data transformation operation performed using the other processor has completed unsatisfactorily, and based on the unsatisfactory completion, status relating to performance of the data transformation operation is incomplete. The data transformation operation is then re-executed synchronously using the one processor, and the re-executing provides status information unavailable in performing the data transformation operation asynchronously.
US11314553B2 Method, apparatus, and computer program product for determining usage change rate of storage system
Embodiments of the present disclosure relate to a method, apparatus, and computer program product for determining a usage change rate of a storage system. The method comprises determining a first weighted moving average of a plurality of usage change rates of a storage system during a first time window, and determining a second weighted moving average of a plurality of usage change rates of the storage system during a second time window, wherein the first time window is a latter part of the second time window. The method further comprises obtaining a third weighted moving average based on the first weighted moving average and the second weighted moving average, and determining a usage change rate of the storage system based on the third weighted moving average. By performing several weighted moving average operations on a plurality of usage change rates of the storage system in the past time, embodiments of the present disclosure can decrease the lagging and increase the sensitivity of the usage change rate for a specified time window, thereby more accurately predicting the remaining service time of storage space of the storage system.
US11314552B1 Dynamic determination of reverse logistics
Embodiments of the present invention provide a computer system, a computer program product, and a method that comprises receiving data associated with an initiation of a process; dynamically determining a sequence of a plurality of sub-processes associated with the received data based the initiated process; dynamically prioritizing the determined sequence of the plurality of sub-processes associated with the received data based on an analysis of eligible variations and a pre-stored database of variations associated with each respective sub-process; dynamically performing the process based the prioritized sequence of the plurality of sub-processes associated with the received data; and transmitting a result of the dynamic prioritization of the determined sequence of a plurality of variations to a user interface of another computing device.
US11314551B2 Resource allocation and scheduling for batch jobs
A scheduler of a batch job management service determines that a set of resources a client is insufficient to execute one or more jobs. The scheduler prepares a multi-dimensional statistical representation of resource requirements of the jobs, and transmits it to a resource controller. The resource controller uses the multi-dimensional representation and resource usage state information to make resource allocation change decisions.
US11314547B1 Background task scheduling based on shared background bandwidth
Techniques for background task scheduling based on shared background bandwidth are described. A method for background task scheduling based on shared background bandwidth may include receiving a request to perform one or more background tasks on a storage server of a storage service in a provider network, determining a priority of each of the one or more background tasks, wherein each background task is associated with a size parameter and a temporal parameter, and wherein the priority of each of the one or more background tasks is based at least on its associated size parameter and temporal parameter, determining a task type associated with each background task, adding each background task to one of a plurality of task queues associated with different task types, wherein each task queue is associated with a bandwidth allocation, and scheduling the one or more background tasks to be performed based on their priority and the bandwidth allocation.
US11314546B2 Method and system for executing a containerized stateful application on a stateless computing platform using machine learning
A technique for executing a containerized stateful application that is deployed on a stateless computing platform is disclosed. The technique involves deploying a containerized stateful application on a stateless computing platform and executing the stateful application on the stateless computing platform. The technique also involves during execution of the stateful application, evaluating, in an application virtualization layer, events that are generated during execution of the stateful application to identify events that may trigger a change in state of the stateful application and during execution of the stateful application, updating a set of storage objects in response to the evaluations, and during execution of the stateful application, comparing events that are generated by the stateful application to the set of storage objects and redirecting a storage object that corresponds to an event to a persistent data store if the storage object matches a storage object in the set of storage objects.
US11314545B2 Predicting transaction outcome based on artifacts in a transaction processing environment
Method and apparatus for predicting a transaction's outcome in a transaction processing environment are provided. A transaction request is received by a transaction processing monitor (TPM), where the transaction request comprises a plurality of tags. The TPM identifies historical prior transactions corresponding to the transaction request, and determines a plurality of historical tags associated with those historical transactions. The TPM then determines whether a predicted execution time exceeds the transaction request's timeout, and proceeds accordingly. If the predicted execution time exceeds the timeout value, the transaction is immediately returned as failed. The tags associated with a given transaction request are repeatedly updated as the request traverses the transaction processing system, and the transaction is repeatedly verified to ensure that it can still be completed successfully.
US11314544B2 Transaction log for audit purposes
Methods, systems, and computer program products are included for performing a transaction, where log entries pertaining to the transaction are maintained following the transaction for audit purposes. The log entries may include information about the transaction at various stages, including time information, information regarding operations performed, state information and originator information.
US11314541B2 System for managing and scheduling containers
A task definition is received. The task definition indicates at least a location from which one or more software image can be obtained and information usable to determine an amount of resources to allocate to one or more software containers for the one or more software image. A set of virtual machine instances in which to launch the one or more software containers is determined, the one or more software image is obtained from the location included in the task definition and is launched as the one or more of software containers within the set of virtual machine instances.
US11314539B2 Cloud storage based data processing method and system
The embodiments of the present application disclose a data processing method and system based on cloud storage. The method includes: a cloud management device receiving a data query request sent by a client via a cloud work device, wherein the data query request is used to request for querying media data that has been stored in a cloud domain, the cloud work device is a default storage cloud domain of an IP camera; the cloud management device querying whether the media data collected by the IP camera is stored in a cloud backup device according to the data query request; and if the cloud management device determines that the media data of the IP camera is stored in the cloud backup device according to the data query request, pushing an address of the media data to the cloud work device, wherein the address of the media data is used for the client to request for querying the media data from the cloud backup device. The present application solves the technical problem of poor data storage flexibility among cloud domains in related arts.
US11314525B2 Method for utilizing genetic information and electronic device thereof
A method of operating an electronic device according to various embodiments r may include executing an application, identifying at least one genetic element corresponding to an attribute related to genetic information of a user with respect to the application, determining a setting value for the attribute based on the at least one genetic element, and providing a service related to the application based on the determined setting value.
US11314520B2 Method and control terminal for configuring basic input/output system settings of a computer
A method is implemented by a control terminal communicable with a computer, and includes: receiving a modification request, obtaining a configuration path that contains a target option name of a target option to be modified and a target page name of a target page; obtaining a current page name of a current page presented in a current setup screen of BIOS of the computer; transmitting a control instruction to the computer so as to enable the computer to switch contents presented in the current setup screen from the current page to the target page, and to change option selection from a current option to the target option; and transmitting a modification instruction to the computer so as to enable the computer to modify the target option to have a target configuration value.
US11314519B2 Distributed resource allocation
Disclosed methods, systems, and apparatus, include computer programs encoded on computer storage media, for performing allocation of M resources among N users into K pools by solving a knapsack problem (KP) using a distributed computing system. The method includes: receiving data representing K global constraints and L local constraints of the KP; transforming the KP into a dual problem using K dual multipliers; decomposing the dual problem into N sub-problems; performing two or more iterations in solving the dual problem, wherein in one iteration, for each dual multiplier corresponding to a global constraint corresponding to a pool: determining an updated dual multiplier for the global constraint corresponding to the pool to be a non-negative threshold; and computing M decision variables of each of the N users corresponding to the updated dual multiplier in solving each of the N sub-problems corresponding to the each of the N users.
US11314518B2 Verification of instructions from main processor to auxiliary processor
A method of monitoring execution in an execution environment of an operation, for example a cryptographic operation, comprising a sequence of instructions, is disclosed. Instructions sent in the sequence from a main processor to one or more auxiliary processors, for example cryptographic processors, to execute the operation are monitored and the sequence of instructions is verified using verification information. The method comprises enabling output from the execution environment of a result of the operation in response to a successful verification of the sequence, or generating a verification failure signal in response to a failed verification of the sequence.
US11314513B2 Circuit for verifying the content of registers
In accordance with an embodiment, a method verifies contents of a plurality of registers having two first registers, where each of the plurality of registers is configured to store a data word and a verification bit. The method includes determining whether a value of the verification bit of each respective register of the plurality of registers corresponds to the data word of its respective register. The data words stored in the two first registers are selected so that the bits of a same rank of the two first registers include two complementary bits, each bit of a common binary word is associated with a respective register of the plurality of registers, and the value of the verification bit of each respective register depends on the data word of the respective register and the bit of the common binary word associated with the respective register.
US11314508B1 FPGA-based computing system for processing data in size, weight, and power constrained environments
Technologies that are well-suited for use in size, weight, and power (SWAP)-constrained environments are described herein. A host controller dispatches data processing instructions to hardware acceleration engines (HAEs) of one or more field programmable gate arrays (FPGAs) and further dispatches data transfer instructions to a memory controller, such that the HAEs perform processing operations on data stored in local memory devices of the HAEs in parallel with other data being transferred from external memory devices coupled to the FPGA(s) to the local memory devices.
US11314501B2 On-board update device, on-board update system, update process method, and update process program
Provided are an on-board update device, an on-board update system, an update process method, and an update process program. The on-board update device updates a program or data stored in a storage unit of an on-board device, the on-board update device includes a communication unit performing communication via a communication line connected to the on-board device, a storage unit stores history information regarding the timing of transmission and reception of data that is to be transmitted and received via the communication line, an estimation processing unit estimates an unused time period in which no data is transmitted or received via the communication line, based on the history information stored in the storage unit, and an update processing unit performs processing for transmitting, via the communication unit data for updating the on-board device to the on-board device in the unused time period estimated by the estimation processing unit.
US11314497B2 Deployment and customization of applications at the widget level
This disclosure relates to customizing deployment of an application to a user interface of a client device. An exemplary method generally includes training a model based on historical context information of a plurality of users by identifying correlations between the historical context information and a plurality of widgets and storing the correlations in the model. The method further includes receiving context information from the client device. The method further includes determining a user intent based on the context information using the model. The method further includes selecting one or more widgets to include in a custom user interface definition based, at least in part, on the user intent. The method further includes transmitting, to the user interface of the client device, the custom user interface definition.
US11314494B2 Systems and methods for exporting, publishing, browsing and installing on-demand applications in a multi-tenant database environment
In accordance with embodiments, there are provided mechanisms and methods for creating, exporting, viewing and testing, and importing custom applications in a multitenant database environment. These mechanisms and methods can enable embodiments to provide a vehicle for sharing applications across organizational boundaries. The ability to share applications across organizational boundaries can enable tenants in a multi-tenant database system, for example, to easily and efficiently import and export, and thus share, applications with other tenants in the multi-tenant environment.
US11314488B2 Methods and systems for automated screen display generation and configuration
In one aspect, a computerized method for implementing automated screen display generation and configuration including the step of obtaining a set of content that is displayed on a computer screen. The method includes the step of determining a number of screens to display the set of content. The method includes the step of determining an optimized location for each content in the number of screens that display the set of content using one or more machine learning methods to determine optimized location for each content in the number of screens.
US11314486B2 Methods, systems, apparatuses, and devices of facilitating creating a computer application based on a natural language
Disclosed herein is a method of facilitating creating a computer application based on a natural language. Accordingly, the method may include receiving, using a communication device, a request from a builder device. Further, the method may include transmitting, using the communication device, a user interface on the builder device. Further, the method may include receiving, using the communication device, the workflow from the builder device. Further, the method may include analyzing, using a processing device, the workflow. Further, the method may include generating, using the processing device, an application file based on the analyzing. Further, the method may include deploying, using the processing device, the application file on at least one end-user device.
US11314484B2 Semiconductor device comprising operation circuits and switch circuits
A semiconductor device having a novel structure is provided.The semiconductor device includes a plurality of operation circuits that can switch different kinds of operation processing; a plurality of switch circuits that can switch a connection state between the operation circuits; and a controller. The operation circuit includes a first memory that stores data corresponding to a weight parameter used in the plurality of kinds of operation processing. The operation circuit executes a product-sum operation by switching weight data in accordance with a context. The switch circuit includes a second memory that stores data for switching a plurality of connection states in response to switching of a second context signal. The controller generates a second context signal on the basis of a first context signal. The amount of data stored in the second memory can be smaller than the amount of data stored in the first memory in the operation circuit.
US11314482B2 Low latency floating-point division operations
Methods and systems for division operation are described. A processor can initialize an estimated quotient between the dividend and the divisor separately from a floating-point unit (FPU) pipeline. The processor can implement the FPU pipeline to execute a refinement process that can include at least a first iteration of operations and a second iteration of operations. The refinement process can include, in the first iteration of operations, generating a first unnormalized floating-point value using the initialized estimated quotient. The refinement process can include, in the second iteration of operations, generating a second unnormalized floating-point value using the first unnormalized floating-point value. The processor can determine a final quotient based on the second unnormalized floating-point value.
US11314480B2 Control button assembly for media playback device
A system is provided for streaming media content in a vehicle. The system includes a personal media streaming appliance system configured to connect to a media delivery system and receive media content from the media delivery system at least via a cellular network. The personal media streaming appliance system operates to transmit a media signal representative to the received media content to a vehicle media playback system so that the vehicle media playback system operates to play the media content in the vehicle.
US11314477B2 Audio processing apparatus, operation method of audio processing apparatus, and audio processing system
An audio processing apparatus includes a first input port, a second input port, a first processor that processes an audio signal input to the first input port and that includes a first adjuster which adjusts acoustic characteristics of the audio signal, a second processor that processes an audio signal input to the second input port, and output ports having a first particular output port. In a first operation mode, the first adjuster is set in an effective state and each of an audio signal as processed by the first processor and an audio signal as processed by the second processor is output from one or more of the output ports. In a second operation mode, the first adjuster is set in an ineffective state and an audio signal as processed by the first processor is output from the first particular output port.
US11314475B2 Customizing content delivery through cognitive analysis
Approaches presented herein enable customization of content being consumed at a location. More specifically, a plurality of participants is identified as being located within an area. A data source corresponding to each of at least two participants is analyzed for preferences of the participants. Based on this analysis, a set of preferences for the participants is mapped, and this mapping includes linking related preferences of different participants. A sentiment of the plurality of participants is identified based on a real-time data feed that captures actions of the plurality of participants located within the area. A scored set of content is selected based on the mapped set of preferences and the identified sentiment of the plurality of participants.
US11314474B1 Collaborative remote interactive platform
Systems and methods for providing a remote interactive experience are provided. The systems and methods may include computer executable code stored in a non-transitory memory and run on a processor. The remote interactive experience may be provided via a digital platform. The platform may provide management of a shared browser. The shared browser may be shared by a plurality of participant devices. The platform may store the shared browser in a cloud-based location. The shared browser may thus be cloud-based. The platform may enable the plurality of participant devices to access the cloud-based shared browser. The platform may receive, as input, actions performed to each of the plurality of participant devices. The actions may include at least one of an action list that includes: a follow command (which instructs a participant device to replicate the remote interactive experience of a host device) a present command (which instructs a group of participant devices to replicate the remote interactive experience of a host device) a cursor movement, a window-sizing, a window-positioning, and a file navigation performed to the shared browser.
US11314472B2 Modified tracking measures
Example tracking measures for a first functionality category may be used to generate a modified tracking measure if it is determined that the first functionality category is unsupported by an automated functionality tracking component. The modified tracking measure may be transmitted for categorization in a second functionality category, wherein the second functionality category is different from the first functionality category.
US11314468B2 Information processing apparatus and image forming apparatus
An information processing apparatus includes a processor and memory. The memory stores information on multiple image forming apparatuses capable of making an image forming request. The processor is configured to: install license-managed software; select an image forming apparatus serving as a license management server of the software from the multiple image forming apparatuses; and set the selected image forming apparatus as a license management server.
US11314465B1 Dynamic scan quality control management for print jobs
Systems and methods are provided for reviewing printed jobs. One embodiment is a system that includes a print review device. The print review device includes a memory that stores data which indicates whether regions along a width of print media marked by a printer are flagged as bypassable, and a controller configured to determine printhead conditions within regions that have not been flagged, associate each printhead condition with a corresponding region, and to generate a report with notifications of printhead conditions within each region that has not been flagged, while foregoing determination of printhead conditions in regions that have been flagged.
US11314463B2 Firmware activation in a RAID storage environment
Methods, systems, and computer programs encoded on computer storage medium, for performing firmware activation, including obtaining input/output (I/O) metrics of the disks; determining an index value for the disk based on a disk weighted index (DWI); determining a DWI value for the array of disks based on the index value for each disk of the array of disks; comparing the DWI value for the array of disks to a DWI threshold; determining that the DWI value for a first array of disks is greater than the DWI threshold, and in response: aggregating the I/O metrics for each disk of the first array of disks; comparing the aggregated I/O metrics for the first array of disks to an activation threshold; determining that the aggregated I/O metrics for the first array of disks is less than the activation threshold, and in response triggering firmware activation for the first array of disks.
US11314460B2 Solid state drive supporting both byte addressable protocol and block addressable protocol
A solid state drive (SSD) enabled to process and store block addressable and byte addressable data, includes a first storage region for storing byte addressable data, a second storage region for storing block addressable data, and an SSD controller coupled to the first storage region and the second storage region by a bus. The SSD controller includes a processor and an interface for receiving data packets from a host. The SSD controller receives a data packet from the host at the interface, determines whether the data packet includes byte addressable data or block addressable data at the processor, selects either the first storage region or the second storage region based on the determination, and stores the data associated with the data packet in the selected storage region.
US11314457B2 Data processing method for data format conversion, apparatus, device, and system, storage medium, and program product
Data processing methods, data processing apparatuses, and storage media are provided. The method is applicable to a data processing system. The data processing system includes a storage device and a programmable device. Data is transmitted between the storage device and the programmable device via a bus. A controller and an accelerator are deployed on the programmable device. The controller is enabled with at least two kinds of data format conversion function. The method includes: the controller obtaining the first data; the controller performing data format conversion on the first data to obtain second target data in a target data format; and the controller storing the second data to the storage device and/or sending the second data to the accelerator.
US11314456B2 Memory device performance based on storage traffic pattern detection
A processing device of a memory sub-system can monitor a plurality of received commands to identify a forced unit access command. The processing device can identify a metadata area of the memory device based on the forced unit access command. The processing device can also perform an action responsive to identifying a subsequent forced unit access command to the metadata area.
US11314454B2 Method and apparatus for managing storage device in storage system
In a method for accessing a storage system, a client in the storage system identifies a logical address of a storage device, and queries a management server regarding a mapping between the storage device and a start address of a submission queue (SQ) in the memory of the storage node. The client then sends an access request including the logical address of the storage device directed to the start address of the SQ to a network interface card NIC of the storage node. The NIC receives and sends the access request to the start address of the SQ in the memory. The storage device obtains the access request from the start address of the SQ and executes the access request.
US11314450B2 Method of operating storage device, storage device performing the same and method of operating storage system using the same
A method of operating a storage device includes receiving, at the storage device, a meta information transfer command based on a data read request. The meta information transfer command is received from a host device. The method further includes receiving, at the storage device, a data read command corresponding to the data read request and the meta information transfer command. The data read command is received from the host device. The method further includes receiving, at the storage device, a plurality of meta data corresponding to the data read request and the meta information transfer command. The plurality of meta data is received from the host device. The method further includes performing a data read operation, at the storage device, based on the data read command and the plurality of meta data.
US11314449B2 Tracking write requests to media controllers
In some examples, a tracker receives a write request that is acknowledged upon receipt by a destination media controller without waiting for achievement of persistence of write data associated with the write request. The tracker adds an identifier of the destination media controller to a tracking structure in response to the identifier not already being present in the tracking structure. The tracker sends a request to persist write operations to media controllers identified by the tracking structure.
US11314448B2 Registering storage hosts for use in automating software-defined storage deployments
Methods, apparatus, and processor-readable storage media for registering storage hosts for use in automating software-defined storage deployments are provided herein. An example computer-implemented method includes obtaining information pertaining to parameters for accessing storage hosts over at least one network in connection with at least one software-defined storage deployment; processing one or more requests by one or more client devices to access at least a portion of the storage hosts; registering, based at least in part on the processing of the one or more requests, at least one of the storage hosts by persisting data pertaining to the at least one storage host in connection with at least a portion of the parameters; and performing one or more automated actions related to at least one software-defined storage deployment based at least in part on the registration of the at least one storage host.
US11314440B1 Distributed object storage supporting difference-level snapshots
Techniques for the increased efficiency of storing data objects storage in the object storage of a software designed data center (SDDC) are provided. The techniques include the efficient storage of data, while enabling snapshots of each updating of the data. The snapshots of the data may be efficiently recovered via the techniques. Difference-level mappings for each snapshot are encoded in compact self-balancing data trees included in the object's metadata. The metadata mappings include mappings between various address spaces employed by the SDDC, as well as the address spaces employed by data stores that store the data on physical medium. Because the metadata is efficiently structured, the metadata for an object may be cached for quick lookups during data access and/or snapshot recovery. The techniques also provide low-latency recovery and/or system rollback in the event of any failure in the SDDC.
US11314432B2 Managing data reduction in storage systems using machine learning
A method is used in managing data reduction in storage systems using machine learning. A value representing a data reduction assessment for a first data block in a storage system is calculated using a hash of the data block. The value is used to train a machine learning system to assess data reduction associated with a second data block in the storage system without performing the data reduction on the second data block, where assessing data reduction associated with the second data block indicates a probability as to whether the second data block can be reduced.
US11314429B2 Apparatuses and methods for operations using compressed and decompressed data
The present disclosure includes apparatuses and methods for operations using compressed and decompressed data. An example method includes receiving compressed data to a processing in memory (PIM) device and decompressing the compressed data on the PIM device.
US11314424B2 Restore for block-level backups
Systems and methods for performing file-level restore operations for block-level data volumes are described. In some embodiments, the systems and methods restore data from a block-level data volume contained in secondary storage by receiving a request to restore one or more files from the block-level data volume, mounting a virtual disk to the block-level data volume, accessing one or more mount paths established by the virtual disk between the data agent and the block-level data volume, and browsing data from one or more files within the block-level data volume via the established one or more mount paths provided by the virtual disk.
US11314422B2 Non-volatile memory storage for multi-channel memory system
A memory system that has a multi-channel volatile memory subsystem is coupled to a non-volatile memory subsystem to provide independent, configurable backup of data. The volatile memory subsystem has one or more main memory modules that use a form of volatile memory such as DRAM memory, for which the NV subsystem provides selective persistent backup. The main memory modules are dual in-line memory modules or DIMMs using DDR SDRAM memory devices. The non-volatile memory subsystem (NV backup) includes an NV controller and non-volatile memory NVM. The NV backup can also include a memory cache to aid with handling and storage of data. In certain embodiments, the NV controller and the non-volatile memory are coupled to the one or more DIMM channels of the main memory via associated signal lines. Such signal lines can be, for example, traces on a motherboard, and may include one or more signal buses for conveying data, address, and/or control signals. The NV controller and the non-volatile memory can be mounted on the motherboard.
US11314418B2 Extensible storage system and method
A storage system controller chip includes routing circuitry comprising a host interface for coupling to a host device and an extension interface for coupling to a secondary controller chip. A host controller is coupled to a logical interface of the routing circuitry for receiving a host data access command from the host device via the host interface and logical interface. The routing circuitry transfers the host data access command to the secondary controller chip via the extension interface. The storage system controller chip further includes processor circuitry coupled to the logical interface of the routing circuitry. The processor circuitry receives an indication from the secondary controller chip via the extension interface that execution of the host data access command has been completed by the secondary controller chip and instructs the host controller to notify the host device that execution of the host data access command has been completed.
US11314417B2 Methods and systems for NVMe target load balancing based on real time metrics
Load balancing of NVMe targets based on real time metrics can be obtained for NAS appliances mirroring a namespace by assigning the NAS appliances to service sets that include an active load balancing set, a monitored inactive set, and an out of service set. Storage performance metrics of the NAS appliances can be tracked by monitoring IO operations for accessing a NAS mirroring the namespace in a non-volatile memory. Based on the storage metrics, NAS appliances can be moved from one of the service sets to another. Dummy IO operations can be used to track the storage performance metrics of monitored inactive NAS appliances such that a monitored inactive NAS may be moved to the active load balancing set when certain performance constraints are met.
US11314415B2 Storage system, storage device, and method of controlling storage system
A storage device is used in a storage system including a host computer and storage devices in which host data used by the host computer are distributed and stored. The storage device includes a host data memory section, a communication controller, and a controller. The host data memory section stores, data in a range notified by the host computer. The communication controller receives a write request to a multicast address corresponding to the range of the data stored in the host data memory section. The controller stores write data specified by the write request, in the host data memory section.
US11314407B2 Device, method, and graphical user interface for providing feedback for changing activation states of a user interface object
An electronic device displays a user interface that includes a plurality of controls for adjusting parameters of a user interface element, including a first control and a second control for adjusting a first parameter and a second parameter of the user interface element, respectively. In response to receiving a single input directed to the first control, the device updates an appearance of the first control to indicate that the first control is navigating through a plurality of values of the first parameter, generates a plurality of tactile outputs corresponding to updates in the appearance of the first control; and changes a value of the first parameter for the user interface element based on the single input. In response to receiving a single input directed to the first control, a similar set of operations are performed with respect to the second parameter of the user interface element.
US11314404B2 Apparatus and method for providing screen setting data of plurality of devices
Provided are an apparatus and a method for providing screen setting data of a plurality of devices. The apparatus includes at least: a communication unit that transmits and receives data; a storage unit that stores the data; and a controller operatively connected to the communication unit and the storage unit. The controller receives screen configuration data determined by a manufacturer in association with a specific device selected by the manufacturer of a first user device from the first user device, stores screen setting data based on the received screen configuration data and screen characteristic data for a predetermined standard screen of the specific device in the storage unit, receives a screen setting request for the specific device from a second user device, and transmits screen setting data stored so as to correspond to the specific device in accordance with the screen setting request to the specific device.
US11314403B2 Detection of pointing object and activity object
Various implementations for object detection include a method includes capturing a video stream that includes an activity object and a pointing object, identifying the activity object, displaying a graphical user interface embodying a virtual scene based on the identified activity object, determining a location of the pointing object relative to the activity object, determining a routine based on the location of the pointing object relative to the activity object, and executing the routine within the virtual scene.
US11314402B2 Displaying assets in multiple zoom levels of a media library
In some implementations, a user may zoom in on a particular asset to show an all assets view that displays larger assets in a grid, and zoom out to show multiple smaller assets in another grid at different zoom levels while maintaining focus on the particular asset. Particularly, a GUI may display cells of a grid at a first zoom level, receive zoom input to transition to a second zoom level, and display cells of a different size in a second grid while maintaining focus on and positioning of the particular asset across the zoom levels.
US11314399B2 Adaptive graphic user interfacing system
A system and method for an adaptive graphic user interface (AGUI) (501) that can identify the characteristics of one or more users and display candidates and dynamically select display content and generate an interface (502-506 . . . ) customized to one or more users and display candidates and dynamically arrange, modify, map and adapt an AGUI display to any object (350,730), device, clothing, equipment, furniture, appliance, room, building, vehicle, person, or other passive or active display surface, screen, space or other display candidate and embodiments of an AGUI apparatus (500) that can network, coordinate and/or operate with the AGUI platform (1302) to identify one or more users and display candidates and enabling one or more users to interface with a single AGUI display across multiple display candidates.
US11314398B2 Method and system for enhanced visualization of ultrasound images by performing predictive image depth selection
A system and method for predicting an ultrasound image depth selection is provided. The method may include presenting, at a display system, ultrasound image data acquired according to an initial depth setting. The method may include receiving a user input adjusting a zoom level of the ultrasound image data presented at the display system. The method may include processing the ultrasound image data presented at the display system to instantaneously and smoothly transition to the adjusted zoom level in response to the user input. The method may include receiving a user input selecting a selected zoom level of the ultrasound image data presented at the display system. The method may include determining a modified depth setting corresponding to the selected zoom level. The method may include acquiring updated ultrasound image data based on the modified depth setting for display at the display system.
US11314395B2 Sharing and using passes or accounts
The present disclosure generally relates to a computer system displaying user interfaces for accessing passes and transfer accounts. In some examples, passes are added to the computer system. In some examples, passes are accessed. In some examples, transfers relating to the passes and transfer accounts are displayed, such as in search user interfaces.
US11314385B1 Media buy loader, graphical user interface, and method of correlating media buys to customer intakes
A method includes recording data about an advertising campaign; converting the data about advertising campaigns into ad time slot data including a time range in which a broadcast program runs and average number of times the advertisements run during the time range; and selectively generating an output visually indicating cost of advertisements versus time of day, number of intakes versus time of day, and cost of the advertisements versus time of day. Other systems and methods are provided.
US11314371B2 Method and apparatus for providing graphic user interface
A method of providing a Graphical User Interface (GUI) is provided. The method includes receiving an image to be used for the GUI, and selecting one or more object areas to be used for the GUI from the image, setting a GUI icon corresponding to the selected object area, and outputting the set GUI as a home screen for executing at least one of application on a display of the terminal.
US11314370B2 Method for extracting salient dialog usage from live data
Systems and processes are disclosed for virtual assistant request recognition using live usage data and data relating to future events. User requests that are received but not recognized can be used to generate candidate request templates. A count can be associated with each candidate request template and can be incremented each time a matching candidate request template is received. When a count reaches a threshold level, the corresponding candidate request template can be used to train a virtual assistant to recognize and respond to similar user requests in the future. In addition, data relating to future events can be mined to extract relevant information that can be used to populate both recognized user request templates and candidate user request templates. Populated user request templates (e.g., whole expected utterances) can then be used to recognize user requests and disambiguate user intent as future events become relevant.
US11314368B2 Display device and method of driving the same in two modes
A display device including a display panel having a first area, a second area, and a plurality of pixels to provide an image during a frame period, and a touch panel including a first touch part including first and second touch coils insulated from each other, and a second touch part including first touch electrodes and second touch electrodes insulated each other, in which corresponding second scan signals are applied to the first touch electrodes disposed in the first area when corresponding first scan signals are applied to the first touch coils disposed in the second area during a first period of the frame period, the second touch coils are configured to provide first sensing signals according to a resonant frequency of an input device, and the second touch electrodes are configured to provide second sensing signals according to a variation in a capacitance.
US11314365B2 Electronic pen and electronic pen main body
An electronic pen includes a magnetic core that has a through-hole and around which a coil is wound in a direction along this through-hole, a core body that is inserted in the through-hole of this magnetic core and has electrical conductivity, a capacitor that forms a resonant circuit with the coil, a signal generation circuit that generates a signal that enables a position of the electronic pen to be detected, which is transmitted through the core body, an electricity storage device, and a charge circuit that charges the electricity storage device by an induced current generated in the coil according to an external magnetic field. While the resonant circuit operates, the signal generated by the signal generation circuit is concurrently transmitted through the core body.
US11314359B2 Touch sensing electrode structure and touch sensor including the same
A touch sensing electrode structure includes sensing electrodes, each of which including a plurality of unit patterns, and traces electrically connected to the sensing electrodes. The traces include at least two trace lines and trace bridges connecting the at least two trace lines to each other. An electrode visibility due to a pattern deviation is reduced and a reliability of the trace is improved by the trace bridge.
US11314358B2 Infrared touch display device
An infrared touch display device is provided to include a display panel, an optical adhesive layer, a cover plate and an infrared touch panel that are overlapped in an order from bottom to top, and a microstructure layer. The optical adhesive layer is shaped as a ring and disposed in a peripheral area of an upper surface of the display panel. The area encompassed by the optical adhesive layer forms a vacuum room. The cover plate is disposed on the optical adhesive layer. The infrared touch panel is disposed on the cover plate. The microstructure layer is disposed at a side of the cover plate and has an anti-glare function.
US11314355B2 Capacitive sensor patterns
Methods and devices for providing fast multi-touch sensors are disclosed. In an embodiment, a method is provided for design and manufacture of touch sensors for touch-sensitive devices. At least one behavioral quality is identified for the touch-sensitive devices. At least one parameter is selected, the parameter being associated with the composition or geometry of a stack of row conductors and column conductors on each of the touch sensors associated with the devices, the selection being based on the identified at least one behavioral quality. Multi-touch sensors are then manufactured by arranging a plurality of row conductors and a plurality of column conductors in a stack such that the stack or a component thereof has a geometry or composition that meets the at least one parameter. An orthogonal signal transmitter is provided for simultaneously transmitting each of a plurality of orthogonal row signals on a respective one of at least some of the plurality of row conductors. A detector is provided for detecting an amount of each of the plurality of orthogonal row signals present on each of the plurality of column conductors. Specific multi-touch sensors are also disclosed for hover applications, large screen applications, and others.
US11314347B2 Method for manufacturing digitizer assemble, method for manufacturing display device using the same, and display device
A method for manufacturing a display device according to an exemplary embodiment of the present inventive concept includes: forming a digitizer assembly; and attaching the digitizer assembly to a bottom of a display panel, wherein the forming the digitizer assembly comprises forming through-hole portions in a heat dissipation sheet layer, forming a digitizer board by sequentially attaching a buffering sheet layer, a digitizer layer, a shield sheet layer, and the heat dissipation sheet layer, and forming a plurality of digitizer assemblies by cutting the digitizer board, wherein the through-hole portions partially expose the shield sheet layer and are disposed at corners of the digitizer assembly.
US11314344B2 Haptic ecosystem
A method, a computer readable medium, and an apparatus for providing haptic feedback through a plurality of haptic devices are provided. The apparatus may receive a multi-channel audio stream. The apparatus may split the multi-channel audio stream into a plurality of audio channels. For each haptic signal of a plurality of haptic signals, the apparatus may generate the haptic signal based on one or more audio channels of the plurality of audio channels. For each haptic signal of the plurality of haptic signals, the apparatus may transmit the haptic signal to a corresponding haptic device of the plurality of haptic devices to produce the haptic feedback.
US11314343B2 Touch pad structure
A touch pad structure includes a touch module, a first bracket, a second bracket, and a plurality of linkage rods. The first bracket has a plurality of first pivoting portions, and the touch module is disposed on the first bracket. The second bracket has a plurality of second pivoting portions. Each of the linkage rods is pivotally connected between the first pivoting portion and the second pivoting portion, so that the touch module is moved together with the first bracket when the touch module is pressed. One portion of each of the linkage rods is pivotally rotated at the first pivoting portion, and another portion of each of the linkage rods is pivotally rotated and moved at the second pivoting portion, so that the touch module and the first bracket are moved toward a plane where the second bracket is located.
US11314340B2 User interface device with touch sensor
The functionality of a conventional mouse is extended to provide an extended number of simultaneously adjustable user interface parameters employing one or more user-removable modules. In an embodiment, a user interface for controlling an external device, such as a computer, includes a first user interface sensor configured with a housing. This first sensor generates a first plurality of signals responsive to movement of the housing relative to two orthogonal axes. A compartment is configured with the housing and is sized to receive the user-removable module. This user-removable module contains a second user interface sensor, which generates a second plurality of signals responsive to user manipulation. Output is provided responsive to signals generated by the first and second user interface sensors. In another embodiment, the housing of an extended functionality mouse itself serves as a module removable from a compartment provided in another physical device.
US11314338B2 Locally connected system for remote technical support
Provided is a service system and method that allows a remote user to plug-into an external device (e.g., a server, a laptop, a desktop, etc.) and control a local keyboard input of the troubled device, remotely. In one example, the method may include receiving, via a first adapter connected to a mobile device, keyboard commands from the mobile device, converting the received keyboard commands into corresponding keyboard emulation signals of an external computing system, and transmitting, via a second adapter connected to the external computing system, the keyboard emulation signals to control a local keyboard input of the external computing system.
US11314333B2 Information processing device, method, and computer
There is provided an information processing device to cause vibration to be generated suitable for a state between an information processing device including a vibrating device and a user, the information processing device including: corrected vibration data configured to generate corrected information for correcting a strength of vibration data for a vibrating device including a vibrator on a basis of information provided from a detecting unit configured to detect a contact state of the vibrating device; and an vibration signal generating unit configured to generate a vibration signal from the corrected vibration data.
US11314331B2 Operating unit for a device, in particular for a vehicle component
The operating unit for a device, in particular for a vehicle component, is provided with a housing (10) that has a control panel (12) and is provided for attaching in an apparatus, in particular a vehicle dashboard or vehicle center console, the control panel (12) being elastically mounted on the housing (10). Furthermore provided is an actuator (16) for mechanically exciting exclusively the control panel (12) when use of the control panel (12) is detected, the control panel forming the front side of a touch-sensitive touch panel (13). Finally, the operating unit also comprises a vibration compensation mass (20) that is mechanically excitable by the or by an actuator (16) when use of the control panel (12) is detected and is elastically mounted in and/or on the housing (10) and is movable to essentially compensate for a movement of the housing (10) when activating the actuator (16) that can mechanically excite the control panel (12). The operating unit has a backlit display (17) that has a display unit (32) and a backlight unit (34) separate therefrom. The backlight unit (34) or the display unit (32) can operate individually or together as vibration compensation masses (20).
US11314326B2 Information processing device, information processing method, and program for determining a user gaze
There is provided an information processing device, an information processing method, and a program are provided that enable displaying predetermined contents at the user-intended timing. The information processing device includes a viewpoint information obtaining unit that obtains viewpoint information related to the viewpoint of a user; a position-related information obtaining unit that obtains position-related information related to the position of the user and the position of a predetermined object; a head rotation information obtaining unit that obtains head rotation information related to the angular velocity accompanying the rotation of the head region of the user and related to the changes in the angular velocity; and a determining unit that, based on a gazing score which is calculated for each object according to the position-related information and the head rotation information and which indicates the extent of gazing of the user with respect to the object, determines whether or not the user is gazing at the object.
US11314325B2 Eye tracking to adjust region-of-interest (ROI) for compressing images for transmission
Gaze tracking data may representing a user's gaze with respect to one or more images transmitted to a user are analyzed to determine one or more regions of interest.The one or more transmitted images are selectively compressed so that fewer bits are needed to transmit data for portions of an image outside the one or more regions interest than for portions of the image within the one or more regions of interest.
US11314323B2 Position tracking system for head-mounted displays that includes sensor integrated circuits
Systems and methods for tracking the position of a head-mounted display (HMD). The HMD may include a support structure that carries a forward facing camera and a plurality of optical flow sensor integrated circuits (ICs). The forward camera captures image sensor data in a forward camera field of view (FOV) at a first frame rate, and each of the plurality of sensor ICs captures image sensor data in a respective plurality of sensor IC FOVs at a second frame rate. The sensor IC FOVs may collectively cover at least a substantial portion of the forward camera FOV. A processor may receive the image sensor data from the camera and the plurality of sensor ICs. The processor may process the received image sensor data and/or other sensor data (e.g., IMU data) to track a position of the head-mounted display based on the processing of the received sensor data.
US11314317B2 Supervisory control of power management
A supervisory control system provides power management in an electronic device by providing timeout periods for a hardware component to lower levels of the operating system such as a power management arbitrator and/or a hardware interface controller. The power management arbitrator and/or hardware interface controller transition at least a portion of a hardware component to a lower-power state based on monitored activity information of the hardware component. The supervisory control system may further provide wakeup periods to the power management arbitrator and/or a hardware interface controller to determine whether the hardware component should be transitioned to a higher-power state at the end of the wakeup period if the hardware component satisfies a transition condition.
US11314316B2 Modem to selectively superpose electric power
An object of the present invention is to provide a modem (5, 6) that is capable of suppressing electric power consumption by switching an operation according to a power supply circumstance in an installation environment. The modem (5, 6) includes a low-voltage power supply terminal (502, 602) and a high-voltage power supply terminal (503, 603). The low-voltage power supply terminal (502, 602) is not connected to a power supply unit (506, 606). When electric power is supplied from the high-voltage power supply terminal (503, 603), a first superposition unit (508, 608) superposes the electric power input from the high-voltage power supply terminal (503, 603) on a signal to be transferred to a communication path.
US11314315B2 Performance control of a device with a power metering unit (PMU)
Inventive aspects include a device including storage media. The device includes a PMU, and a controller communicatively coupled to the PMU. The PMU determines that an operating power of the device exceeds a threshold, and transmits a signal to the controller to trigger a power reduction operation. The controller throttles one or more operations until the operating power goes below the threshold. Some embodiments include a method for controlling performance of a storage device. The method includes measuring, by a PMU, a power consumption associated with a storage device. The method includes determining, by the PMU, whether the power consumption is greater than a threshold. In response, the method may include setting a performance throttle. The method may include determining, by the PMU, whether the power consumption is less than the threshold. In response, the method may include releasing the performance throttle.
US11314311B2 Battery runtime and performance management based upon presence detection
Systems and methods for managing battery runtime and performance based upon presence detection are described. In some embodiments, a method may include: receiving a first amount of energy from a power source directed to supporting operation of an Information Handling System (IHS); receiving a second amount of energy from the power source directed to charging a battery of the IHS; determining a user's presence state with respect to the IHS; and modifying the first and second amounts in response to the presence state.
US11314308B2 Control method for mobile terminal and controlled device, apparatus and system
A control method includes: detecting a distance between a mobile terminal and a controlled device; controlling the controlled device to make the controlled device in power-on status automatically when the distance between the mobile terminal and the controlled device is within a preset distance; establishing a connection between the mobile terminal and the controlled device, so that a user sends a control instruction to the controlled device through the mobile terminal, to make the controlled device execute a corresponding operation. According to the control method, the control apparatus and the control system of the present disclosure, the controlled device may be controlled automatically to be in power-on status when the distance between the mobile terminal and the controlled device is within the preset distance, so that a user may send a control instruction to the controlled device. Thusly, the control efficiency is improved, and the user experience is good.
US11314307B2 Smart universal serial bus (USB-PD (power delivery)) outlets for use in aircraft and system and process for implementing the same
An aircraft-based power system includes at least one smart universal serial bus (USB-PD (Power Delivery)) outlet. The at least one smart universal serial bus (USB-PD (Power Delivery)) outlet being configured to connect to a power bus that receives power from a power source system. The at least one smart universal serial bus (USB-PD (Power Delivery)) outlet is further configured to control power delivery.
US11314303B2 Electronic device and power distribution method
An electronic device and a power distribution method are provided. The electronic device obtains operating power information of a first power receiving device, operating power information of a power supply device, and operating power information of at least one second power receiving device. The electronic device further dynamically adjusts power supplied from the power supply device to the first power receiving device and power supplied to the at least one second power receiving device according to the operating power information of the power supply device, the operating power information of the first power receiving device, and the operating power information of the at least one second power receiving device.
US11314302B2 Power/data transmission breakout system
A power/data transmission breakout system includes a power/data transmission breakout device coupled to a powering device and each of a plurality of powered devices. The power/data transmission breakout device receives power and data from the powering device via a first power/data cable that is connected to the power/data transmission breakout device, and identifies a first powered device as a destination for the data. The power/data transmission breakout device then transmits a respective subset of the power that was received from the powering device via each of a plurality of second power/data cables that are each connected to the power/data transmission breakout device and a respective one of the plurality of powered devices, and transmits the data along with the respective subset of the power that was received from the powering device via the second power/data cable that is connected to that first powered device.
US11314301B2 Power management for memory device
Methods, systems, and devices for power management of a memory device are described. An apparatus may include a substrate and an input/output (I/O) interface and memory device coupled with the substrate. The I/O interface may communicate with a host device and the memory device may store data associated with the host device. The apparatus may include a power management component for providing one or more supply voltages to the memory device. The power management component may receive input voltages associated with the substrate and provide the supply voltages to the memory device based on the input voltages. The power management component may include a first portion integrated with the memory device and a second portion coupled with the substrate. The first portion may include control circuitry for the power management component and the second portion may include passive components for the power management component.
US11314300B2 Voltage transition control for USB power delivery sources
A circuit includes a controller to communicate with a sink device and communicate a plurality of power sources that are available to the sink device. A plurality of switch devices switch power from one of the plurality of power sources to the sink device in response to a control signal from the controller. A policy engine in the controller defines policies for the operation of the controller during different communications phases between the controller and the sink device.
US11314294B2 Modular heat sink supporting expansion card connector
Modular heat sinks are provided that support configurations using combinations of cooling and expansion card components, whereby the expansion card may support coupled devices. Heat sinks may include a fin set that is permanently fixed to the heat sink and a second fin set that can be decoupled from a location on the heat sink base. The second fin set can instead be replaced on the heat sink base by an expansion card connector, such as a M.2 expansion card connector. In some embodiments, an expansion card connector also includes a fin set, with the expansion card connector fastened on top of that fin set. The fin set to which the expansion card connector is fastened may include multiple tiers of fins of different heights that may conform to the space available to the heat sink, thus maximize cooling capabilities of the heat sink while also supporting an expansion card.
US11314293B1 Latch for device with ruler profile
A latch includes a cam arm that follows a serpentine groove in the latch handle where curves of the groove create catch positions that define extended and retracted handle positions. In one of the handle positions, an arm of the handle abuts a toothed arm and urges the toothed arm to a latching position in which a tooth is extended. In the other handle position, the arm retracts from the toothed arm, allowing the tooth to retract.
US11314286B2 Electronic device, method and apparatus for controlling flexible panel
An electronic device is provided. The electronic device includes a device body including a plurality of sensor components arranged in a longitudinal line along a first direction; a flexible panel including a display region and a light transmitting region connected with the display region; and a drive mechanism configured to drive the flexible panel to move along a second direction. When at least one of the sensor components is in an operating state, the light transmitting region covers the plurality of sensor components, where the first direction is perpendicular to the second direction, where the drive mechanism includes: a drive motor; and a transmission device mating with the drive motor and including a transmission component that engages with the flexible panel; the light transmitting region includes a first light transmitting region connected with one side of the display region and a second light transmitting region connected with the other side of the display region opposite to the first light transmitting region; the transmission component includes a first transmission component winding at least a portion of the first light transmitting region and a second transmission component winding at least a portion of the second light transmitting region.
US11314284B2 Electronic device including foldable display
An electronic device includes a foldable housing including a first housing structure and a second housing structure that are foldably connected with each other and that form a recess together and a flexible display located in the recess. The flexible display includes a first part located in the first area of the recess and having a first gap from the first portion of the second housing structure in the unfolded state, the first part including a first peripheral portion facing the first portion of the second housing structure and a second part located in the second area of the recess and having a second gap from the second portion of the second housing structure, the second part including a second peripheral portion facing the second portion of the second housing structure, in which the second gap is smaller than the first gap in the unfolded state.
US11314278B2 Semiconductor device, semiconductor system and method for operating semiconductor device
A semiconductor device includes a first control circuit controlling a first child clock source to receive a clock signal from a parent clock source, a first channel management (CM) circuit transmitting a first clock request to the first control circuit in response to a second clock request received from a first IP block, a second control circuit controlling a second child clock source to receive the clock signal from the parent clock source, a second CM circuit transmitting a third clock request to the second control circuit in response to a fourth clock request received from a second IP block, and a power management unit transmitting a power control command to the first CM circuit and the second CM circuit to control a power state of the first IP block and the second IP block. The first CM circuit and the second exchange signals to maintain a master-slave relationship.
US11314275B2 Adaptable educational device
An educational device for counting and mathematics. The educational device includes a frame that includes a first end, a second end, and a releasable connection point configured to attach to an additional frame. The educational device further includes a first group adjacent to the first end and including a bead. The educational device further includes a second group adjacent to the second end and including a second bead. The educational device can further include a divider located between the first and the second end. The divider can separate the first group from the second group.
US11314273B2 Power supply switching circuit
Disclosed is a power supply switching circuit comprising: a first switch pair configured to selectively connect a first power supply node to an output node; a second switch pair configured to selectively connect a second power supply node to the output node; and a switch control circuit configured to: respectively control first and second switches of the first switch pair by a first control signal and a second control signal; respectively control first and second switches of the second switch pair by a third control signal and a fourth control signal; and selectively connect one of the first power supply node or the second power supply node to the output node by at least one of (a) the first and second control signals or (b) the third and fourth control signals. At least one of the second control signal or the fourth control signal is powered via the output node.
US11314270B2 Constant voltage generator circuit provided with operational amplifier including feedback circuit
A constant voltage generator circuit is provided with an operational amplifier including a feedback circuit having a first resistor, and an output transistor. The operational amplifier generates a feedback voltage generated by dividing an output voltage between an output terminal and a substrate voltage potential of the constant voltage generator circuit by the first resistor and a second resistor. Then, the operational amplifier is configured to amplify a voltage potential difference between a predetermined reference voltage and the feedback voltage and to output a control voltage. The output transistor controls an output voltage based on the control voltage from the operational amplifier, and the feedback circuit is further configured to superimpose high-frequency noise components from the substrate voltage potential onto the feedback voltage.
US11314269B2 Electronic circuit for voltage regulation
An electronic circuit for voltage regulation is disclosed, the circuit generally includes a low-dropout (LDO) voltage regulator function block, including a primary feedback loop, and an output voltage stabilizer block connected to the LDO voltage regulator function block outside the primary feedback loop, wherein the output voltage stabilizer block includes a plurality of peak voltage suppression circuits and a plurality of dip voltage suppression circuits. In some embodiments, the output voltage stabilizer block is set at low bias current to minimize current consumption at normal condition. Other useful features and advantages of an electronic circuit for voltage regulation are disclosed.
US11314267B2 Adjuster and chip
An adjuster includes a power transfer circuit, a negative feedback circuit, a constant current source circuit and a control circuit. Two inputs of an error amplifier in the negative feedback circuit receive a reference voltage and a feedback voltage corresponding to an output signal of the adjuster respectively, and the error amplifier is configured to output a first voltage signal when the feedback voltage is less than the reference voltage, and output a second voltage signal when the feedback voltage is greater than the reference voltage, during the starting process of the adjuster. The control circuit is configured to control the negative feedback circuit to be turned off and the constant current source circuit to be turned on, and control the constant current source circuit to be turned off and the negative circuit to be turned on according to the second voltage signal.
US11314263B2 Robot system and control method of the same
A robot system includes a mobile robot provided with a driving wheel and a driving motor, a load cell provided in the mobile robot, a spring connected to the load cell, an auxiliary wheel connected to the spring, and a controller configured to change a speed of the driving motor according to a sensing value of the load cell.
US11314260B2 Systems and methods for configurable operation of a robot based on area classification
A method of operating a mobile robot includes generating a segmentation map defining respective regions of a surface based on occupancy data that is collected by a mobile robot responsive to navigation of the surface, identifying sub-regions of at least one of the respective regions as non-clutter and clutter areas, and computing a coverage pattern based on identification of the sub-regions. The coverage pattern indicates a sequence for navigation of the non-clutter and clutter areas, and is provided to the mobile robot. Responsive to the coverage pattern, the mobile robot sequentially navigates the non-clutter and clutter areas of the at least one of the respective regions of the surface in the sequence indicated by the coverage pattern. Related methods, computing devices, and computer program products are also discussed.
US11314258B2 Safety system for a vehicle
A safety system for a vehicle may include one or more processors configured to determine uncertainty data indicating uncertainty in one or more predictions from a driving model during operation of a vehicle; change or update one or more of the driving model parameters to one or more changed or updated driving model parameters based on the determined uncertainty data; and provide the one or more changed or updated driving model parameters to a control system of the vehicle for controlling the vehicle to operate in accordance with the driving model including the one or more changed or updated driving model parameters.
US11314257B2 Autonomous vehicle collision avoidance system with unattached load detection
A control apparatus for an automatic-driving vehicle includes a load state detecting unit and a collision preventing unit. The load state detecting unit detects a load state of the other vehicle that is present in a periphery of the automatic-driving vehicle. The collision preventing unit performs a collision prevention process based on the load state detected by the load state detecting unit. The collision prevention process is a process for preventing, in advance, collision of an automatic-driving vehicle with a load that may fall onto a road from the other vehicle.
US11314255B2 Intelligent cleaning robot
An intelligent cleaning robot comprises a housing, an optical module, a pickup module, a central processing module, and a drive module. The housing defines light transmission holes for the optical module, which comprise an infrared light source, a complex light source, a structure light lens to receive reflected infrared light through the holes to form a three-dimensional image, and a color lens to receive reflected light through the holes to form a color image. The central processing module can receive the three-dimensional image and the color image and form an image of an environment. The pickup module can be controlled to pick up garbage and objects in the environment according to the image of an environment, and the robot can be controlled to move on land or in water.
US11314252B2 Providing user assistance in a vehicle based on traffic behavior models
Autonomous driving includes evaluating information about an environment surrounding a vehicle, generating, based on the evaluation of the information about the environment surrounding the vehicle, a driving plan for performing a driving maneuver, and operating vehicle systems in the vehicle to perform the driving maneuver according to the driving plan. The autonomous driving further includes receiving a traffic behavior model that describes a predominating driving behavior of a like population of reference vehicles. Under the driving plan, a driving behavior of the vehicle matches the predominating driving behavior of the like population of reference vehiclesAutonomous driving includes identifying a driving behavior of a vehicle based on an evaluation of information about manual operation of the vehicle and information about an environment surrounding the vehicle, and operating vehicle systems in the vehicle to perform a driving maneuver according to a driving plan for performing the driving maneuver. The autonomous driving further includes receiving a traffic behavior model that describes a predominating driving behavior of a like population of reference vehicles, and operating the vehicle systems to perform the driving maneuver according to the driving plan in response to identifying that the driving behavior of the vehicle does not match the predominating driving behavior of the like population of reference vehicles. Under the driving plan, the driving behavior of the vehicle matches the predominating driving behavior of the like population of reference vehicles.
US11314248B2 Unmanned vehicle control and sonar operation in a marine environment
Many different types of systems are utilized or tasks are performed in a marine environment. The present invention provides various configurations of unmanned vehicles, or drones, that can be operated and/or controlled for such systems or tasks. One or more unmanned vehicles can be integrated with a dedicated marine electronic device of a marine vessel for autonomous control and operation. Additionally or alternatively, the unmanned vehicle can be manually remote operated during use in the marine environment. Such unmanned vehicles can be utilized in many different marine environment systems or tasks, including, for example, navigation, sonar, radar, search and rescue, video streaming, alert functionality, among many others. However, as contemplated by the present invention, the marine environment provides many unique challenges that may be accounted for with operation and control of an unmanned vehicle.
US11314247B2 Method and system for remotely controlling a vehicle
A method of remotely controlling a vehicle involves creating an exterior situation image for the vehicle (1) using a sensor system (2) for detecting the surroundings of the vehicle. A trajectory of the vehicle is specified by a driver assistance system (3) of the vehicle. The exterior situation image and the trajectory are transmitted wirelessly to a remote control (7) that is arranged spatially separately from the vehicle. The vehicle is controlled by the remote control based on the trajectory and the exterior situation image.
US11314246B2 Command toolbox for autonomous vehicles
The present disclosure is directed to a system for generating customized command toolboxes for remote operators in a service system that includes autonomous vehicles. The system receives a request for remote assistance from an autonomous vehicle. The system determines, from a local storage location, vehicle data associated with the autonomous vehicle. The system selects a subset of remote assistance actions from a predetermined set of remote assistance actions. The system displays, in a remote assistance user interface, one or more user interface elements indicative of the subset of remote assistance actions. The system determines one or more remote assistance actions from the subset of remote assistance actions based at least in part on a user input associated with the one or more user interface elements. The system transmits one or more control signals associated with the one or more remote assistance actions.
US11314245B2 Aerial display morphing
Generating a morphing sequence for an aerial show may include: receiving, at a computing device comprising a processor, first frame data defining a first location for each of a plurality of drones in a first image of the aerial show; receiving, at the computing device, second frame data defining a second location for each of the plurality of drones in a second image of the aerial show; and generating the morphing sequence, the morphing sequence defining a flightpath for each of the plurality of drones to transition from the first location associated with the first image to the second location associated with the second image.
US11314240B2 Method and system for automatic selection of physical quantity measurements
A system is disclosed comprising: a plurality of electronic measuring devices adapted to provide measurement data of a set of physical quantities; wherein the measurement data from each measuring device are characterized by at least one respective measuring characteristic;a data processing arrangement, configured to calculate at least two measurements for each physical quantity based on said measurement data; and further configured to select a best measurement for each physical quantity based on said measuring characteristics.
US11314239B2 Method, device and system for replaying movement of robot
The present disclosure discloses a method, system and device for replaying movement of a robot. In an embodiment, the method includes a controller receiving a log file in which information about a movement of the robot is recorded; the controller obtaining information of position points passed by the robot when performing the movement based on the log file; and the controller sending the information of position points passed by the robot when performing the movement to a replaying device, to enable the replaying device to replay the movement of the robot according to the information of position points. The technical solutions of the present disclosure may increase the accuracy of locating where the problem is when errors or something unexpected happened to the robot.
US11314234B2 Substrate processing apparatus, method of manufacturing semiconductor device, and recording medium
There is provided a technique that includes a load port on which a plurality of storage containers, each storage container storing a plurality of substrates, are mounted, a plurality of process chambers configured to be capable of accommodating the substrates, a transfer part configured to transfer the substrates stored in each storage container to each of the process chambers; an operation part configured to, when performing the process in a state in which a substrate is not present in each process chamber, count first count data of data tables for corresponding process chambers; a memory configured to store the data tables; and a controller configured to assign first transfer flag data to a data table of a process chamber having largest first count data and configured to control the transfer part based on the first transfer flag data so as to transfer the substrates in the predetermined order.
US11314233B2 Controller for machine tool, machine tool, and method for controlling machine tool
A controller includes a determination circuit, a setting circuit, and a control circuit. The determination circuit is configured to determine whether a chatter vibration is occurring while a spindle is rotating and a workpiece is being cut. The setting circuit is configured to set an upper limit and a lower limit on a change amount of a rotational speed of the spindle. The control circuit is configured to determine the change amount randomly from a range between the upper limit and the lower limit and configured to rotate the spindle at a second rotational speed obtained by changing a first rotational speed by the change amount that has been determined if the chatter vibration is determined as occurring while the control circuit controls the rotational speed of the spindle at the first rotational speed.
US11314231B2 Optimizing support structures for additive manufacturing
An industrial asset item definition data store may contain at least one electronic record defining the industrial asset item. An automated support structure creation platform may include a support structure optimization computer processor. The automated support structure optimization computer processor may be adapted to automatically create support structure geometry data associated with an additive printing process for the industrial asset item. The creation may be performed via an iterative loop between a build process simulation engine and a topology optimization engine.
US11314225B2 Systems and methods for evaluating assessments
Systems and methods evaluate assessments on time-series data. An expression including temporal operators may be created for an assessment. The expression may be arranged in the form of an expression tree having nodes representing input data to the assessment and intermediate results of the expression. An assessment may be evaluated by performing a bottom-up traversal of the expression tree. One or more plots may be generated including a plot of the outcome of the assessment, e.g., pass, fail, or untested, plots of intermediate results of the expression and plots of input data as a function of time. Graphical affordance may be presented on the plots that mark the regions that may have contributed to a specific pass or fail result of the assessment, and points within the regions that resulted in the assessment passing or failing.
US11314221B2 Machine tool and management system
A machine tool includes a speech input unit that accepts speech from an operator as input, a speech recognition unit that recognizes the speech input into the speech input unit, a status determination unit that determines an operating status of the machine tool when the speech is input into the speech input unit, a display unit, a storage unit that stores a plurality of screens, and a screen selection unit that selects a screen according to a combination of the speech recognized by the speech recognition unit and the operating status of the machine tool determined by the status determination unit from among the plurality of screens, and causes the display unit to display the selected screen.
US11314220B2 Non-contact method and system for controlling an industrial automation machine
A method and system are provided for controlling an industrial automation machine using non-contact (virtual) position encoding. The system and method can be used to determine the position of an object under assembly on a conveyor system without mechanical coupling to a line or drive mechanism of the line.
US11314217B2 Motion control program, motion control method, and motion control device
A motion control program that causes a computer to function as: a channel management unit on a real-time OS that creates an operation channel common to a plurality of reception units on a shared memory; the plurality of reception units on a non-real-time OS each of which instructs via the operation channel, when receiving a preparation instruction, a generation unit to generate a control command channel; the channel management unit that creates, on the shared memory, a control command channel associated with the user-created program that has provided the preparation instruction; the reception unit that receives a control command and stores control command information indicating a content of the received control command, in the control command channel; and a fixed-cycle processing unit that transmits an interpolation command to a control target device for each motion control cycle, based on the control command information obtained from the control command channel.
US11314215B2 Apparatus controlling bathroom appliance lighting based on user identity
An apparatus comprises a light source array, a communication interface, and a controller. The light source array comprises one or more directional light sources. The communication interface is configured to receive user data from at least one appliance, the user data indicative of an identity of a user. The controller is configured to analyze the identity of the user and activate the one or more directional light sources in response to the identity of the user.
US11314213B1 Autonomous crop drying, conditioning and storage management
A post-harvest crop management platform is provided for regulating conditions of an agricultural crop being dried and/or stored. The platform utilizes data collected from sensors positioned proximate to, or embedded within, an agricultural crop, and analyzes selected crop characteristics affecting the stored crop in multiple sections thereof. The platform identifies parameters relative to achieving a desired crop characteristic level in the agricultural crop, generates a profile of the selected crop characteristic across the multiple sections of the stored crop, and models an application of a fluid flow pattern to achieve the desired crop characteristic level in each section. The crop storage monitoring and management platform also actuates a multi-stack assembly, configured within the stored crop, to automatically apply the fluid flow pattern in one or more cycles that are adjustable to changing conditions within the stored crop in real time. The crop storage monitoring and management platform further integrates with, and connects to and communicates with, other systems within an autonomous field activity ecosystem.
US11314212B2 HTM-based predictions for system behavior management
An embodiment includes duplicating an input dataset being input to a model predictive control (MPC) module for input to a first Hierarchical Temporal Memory (HTM) network. The embodiment also includes generating system behavior data using the MPC module for characteristic data of the input dataset. The embodiment also includes generating first HTM prediction data from the input dataset and the system behavior data using the first HTM network, the first HTM prediction data comprising predictions for respective dimensions of the system. The embodiment also includes generating second HTM prediction data from the first HTM prediction data and system output data using a second HTM network, the second HTM prediction data comprising a distinction between the first HTM prediction and the system output data. Finally, the embodiment includes determining that the distinction of the second HTM prediction data indicates an anomaly and adjusting system input data based on the anomaly.
US11314208B2 Watch provided with a control member
A watch includes a control member which makes it possible to manage one or more electronic functions. The control member includes an optical guide, which extends between a proximal face and a distal face with respect to the middle. A light source is arranged such that it can illuminate the distal face through the optical guide, and an imaging device, including a photodetector, is arranged to capture an image of a portion of the finger of a user of the watch, when they touch the distal face. A processor generates commands based on signals generated by the photodetector, in the way of an optical mouse, for example, to make it possible for the user to browse in a menu displayed on a digital screen.
US11314203B2 Technique for cooling heating element provided in image forming apparatus
An image forming apparatus obtains an evaluation value correlating to an internal temperature, decreases the internal temperature by temporarily stopping an image forming unit based on the evaluation value, continuously runs the image forming unit based on the evaluation value, and controls the image forming unit such that the image forming unit intermittently forms an image on a sheet by repeatedly starting and stopping the image forming unit in a temperature rising suppression period.
US11314195B2 Waste toner collecting device for increasing waste toner collecting efficiency
A waste toner collecting device includes a waste toner container, a detector, and an auger. The waster toner container is to collect waste toner. The detector is to detect an amount of waste toner collected and accumulated in the waste toner container. The auger is to disperse the waste toner in the waste toner container. The auger includes a first blade to transport the waste toner in a first direction toward the detector in the waste toner container, and a second blade to transport the waste toner in a second direction opposite to the first direction in the waste toner container. The second blade includes a first blade section having a waste toner transport rate greater than a waste toner transport rate of the first blade.
US11314184B2 Image forming apparatus, image forming method, and data recording medium
A method of forming an image includes forming, on a recording medium (P), a special-light responsive image (201) that includes an image forming material including a special-light responsive image forming material that reacts to special light other than visible light and a special-light irresponsive image (202) that includes an image forming material including the special-light responsive image forming material. The special-light responsive image forming material of the special-light irresponsive image (202) is less than the special-light responsive image forming material of the special-light responsive image (201), and the special-light irresponsive image (202) is a prevention image that prevents visibility of the special-light responsive image (201). The forming includes forming an overlaid portion (203) in which at least a portion of one of the prevention image and the special-light responsive image (201) is overlaid on top of another one of the prevention image and the special-light responsive image (201).
US11314182B2 Compensation for scanning line curvature by using imaging lens
An optical scanning device includes an optical source portion to emit an optical beam; an optical deflector to deflect the optical beam in a main scanning direction; and an imaging lens to image the deflected optical beam onto a light-exposed object. A scanning line curvature caused by a refractive index deviation of the imaging lens is determined, and a curvature of the imaging lens in a sub-scanning direction is determined based on the determined scanning line curvature.
US11314180B2 Charging roller
Provided are a charging roller excellent in charging characteristics (charging property/charge imparting property), elasticity/flexibility, durability, and filming resistance, and an image forming apparatus using the charging roller. The charging roller includes a shaft, and at least a base layer and a surface layer on an outer peripheral portion of the shaft in a radial direction, where the surface layer contains large-particle size particles and small-particle size particles having different average particle sizes and further contains hydrophilic particles; the water contact angle of the hydrophilic particles measured with a sessile drop technique is preferably more than 0 degree and 90 degrees or less and more preferably 50 degrees or more and 90 degrees or less; the large-particle size particles are large-particle size acrylic resin particles; the small-particle size particles are small-particle size acrylic resin particles; and the hydrophilic particles are hydrophilic silica particles.
US11314175B2 Reticle pod having positioning member
A reticle pod having a positioning member includes a base, a lid and a plurality of positioning members. The lid shuts relative to the base to form a substantially cuboid case. The case has a storing space for receiving a reticle. The positioning members are arranged in a shutting direction and disposed on at least two edges of the lid or at least two edges of the base, respectively. The positioning members each include a connecting portion, a correcting portion and a guiding slope portion. The connecting portion connects the edges of the lid. The correcting portion has one end connected to the connecting portion and extending in a shutting direction and an opposing end connected to the guiding slope portion. The guiding slope portion has a slope extending outward. The reticle pod having a positioning member is error-free, allowing the lid to shut precisely relative to the base.
US11314164B2 Structure and method of reticle pod having inspection window
The structure and methods of a reticle pod are provided. A reticle pod includes a base configured to support a reticle and a cover detachably coupled to the base. The cover includes a window that allows radiation at a wavelength between about 400 nm and about 700 nm to pass through with a transmittance of greater than 70%.
US11314160B2 X-ray film packaging bag printer
A X-ray film packaging bag printer is disclosed. A positioning detection device is arranged above a conveyor belt, positioning holes in an X-ray film packaging bag strip are detected by the positioning detection device, and positioning can be performed by only using adjacent two positioning holes. According to the X-ray film packaging bag printer, the accuracy of the positioning detection device can be improved, the parameter conflict with a set length of a machine can be avoided, that is, the problem of shutdown or hop printing caused by a detection error are effectively avoided; the printing stability and reliability of the X-ray film packaging bag printer are improved; the structure is simple; a printing process is integrated; the automation efficiency is high; the manual operation is reduced; the production efficiency is greatly improved; the production cost is low; the user experience is improved.
US11314157B2 Light source optical system, light source device, and image projection apparatus
A light source optical system includes a wavelength conversion unit configured to receive first color light emitted from by an excitation light source and emit second color light with a wavelength different from a wavelength of the first color light; and a first optical system and a second optical system provided in an optical path between the excitation light source and the wavelength conversion unit. The first optical system includes one optical element having a negative power, wherein the second optical system as a whole has a positive power, and wherein Conditional Expression (1) is satisfied as follows: 1.8<|Fn/F2|<5.0,  (1) where Fn is a focal length for a d-line of the optical element having the negative power of the first optical system, and F2 is a focal length for the d-line of the second optical system.
US11314154B2 Ducted cooling system of a camera
A broadcast camera is provided that includes a camera housing having connectable camera housing portions to define a front, middle and rear sections of a camera body. An electronic component is provided in the front section of the camera housing and a power transformer is mounted in the rear section of the camera housing. A duct housing is mounted within the camera housing to form a cooling duct that extends through the camera housing, with a front duct housing that is positioned adjacent to the electronic component and that separates the electronic component from the cooling duct. Moreover, heat sinks extend within the cooling duct in one of the upper, middle and lower front duct sections and are mounted to be in thermal communication with the at least one electronic component. A fan is mounted within the cooling duct to draw air into the cooling duct.
US11314149B2 Lens module
The present disclosure provides a lens module. The lens module includes a lens barrel provided with a light through hole and defining a receiving space; a lens group having a plurality of lenses and disposed in the receiving space; and a pressing ring disposed on an image side of the lens group. The plurality of lenses has a common optical axis. The lens barrel includes an inner side surface facing the optical axis. The inner side surface is provided with a plurality of extinction structures surrounding both the pressing ring and a lens of the plurality of lenses closest to the image side. The plurality of extinction structures is arranged in sequence in a direction from the object side towards the image side. Each of the plurality of extinction structures extends from the inner side surface towards the optical axis and has a triangular cross section.
US11314139B2 Self-contained EC IGU
Onboard EC window controllers are described. The controllers are configured in close proximity to the EC window, for example, within the IGU. The controller may be part of a window assembly, which includes an IGU having one or more EC panes, and thus does not have to be matched with the EC window, and installed, in the field. The window controllers described herein have a number of advantages because they are matched to the IGU containing one or more EC devices and their proximity to the EC panes of the window overcomes a number of problems associated with conventional controller configurations. Also described are self-meshing networks for electrochromic windows.
US11314136B2 Active matrix substrate and display device
An active matrix substrate is provided with a demultiplexer circuit. Each unit circuit of the demultiplexer circuit splits the display signal from a single signal output line to n source bus lines. Each unit circuit includes n branch lines and n switching TFTs. The demultiplexer circuit includes boost circuits configured to boost the voltage applied to the gate electrodes of the switching TFTs. Each boost circuit includes a set section that pre-charges a node connected to the gate electrode, a boost section that boosts the potential of the node pre-charged by the set section, and a reset section that resets the potential of the node. The demultiplexer circuit includes an equalizer circuit configured to perform charge sharing by electrically connecting a first node boosted by the boost section of a first boost circuit and a second node boosted by the boost section of a second boost circuit.
US11314132B2 Array substrate and display panel
An array substrate and a display panel are provided. The array substrate includes a substrate, a thin film transistor layer disposed on the substrate, and a pixel electrode layer disposed on the thin film transistor layer. The pixel electrode layer includes a plurality of pixel regions, and the pixel regions include a first pixel region and a second pixel region. A pixel electrode in the second pixel region is disposed along an outer boundary of the first pixel region, or a pixel electrode in the first pixel region is disposed along an outer boundary of the second pixel region.
US11314127B2 Backlight module and connecting unit
The present invention provides a backlight module and a connecting unit thereof. The connecting unit includes a base, a plurality of fixing pins and a plurality of connecting pins. The fixing pins protrude from the base and extend towards a first direction such that the fixing pins form an accommodating space. Each fixing pin includes a fixing portion arranged on an inner wall surface thereof. The connecting pins protrude from the base and extend towards the first direction. Each of the connecting pins has an end portion away from the base and bent away from the accommodating space. Each of the connecting pins has an abutting portion arranged on an outer wall thereof. The fixing portions are more deeply extended into the accommodating space than the inner wall surfaces of the connecting pins, and the abutting portions are more outwardly protruded than the outer wall surfaces of the fixing pins.
US11314120B2 Method of coating display device side surface
A coating device includes an upper stage, a lower stage and a spraying part. The upper stage masks an upper surface of a display panel. The lower stage masks a lower surface of the display panel. The spraying part sprays ink to a side surface of the display panel. The side surface of the display panel is exposed between the upper stage and the lower stage. The coating device includes the upper stage and the lower stage, so that the coating device may form a coating layer of uniform thickness by precisely spraying ink. In addition, a cross-section of the coating layer may be precisely formed having specific shape such as an L or C shape. A display apparatus having high light usage efficiency and reduced light leakage may be provided by using the coating device.
US11314119B2 Lens, lens blank, and eyewear
A lens includes: a substrate that includes a diffraction region where a plurality of protruding strips are coaxially and alternately formed. The diffraction region includes a first diffraction region and a second diffraction region that is located in at least a part of a region different from the first diffraction region. The second diffraction region includes: groove spaces lying between adjacent ones of the protruding strips with one another; and a communication space communicating between adjacent ones of the groove spaces with one another.
US11314118B2 Display device and optical film
A display device and an optical film are provided. The optical film is disposed on the display surface of the display device, and includes an anti-glare layer and an anti-reflection layer. The anti-glare layer has a first light-incident surface and a first light-exit surface. The anti-reflection layer is disposed on the first light-exit surface. The anti-reflection layer has a second light-incident surface and a second light-exit surface facing away from each other. The second light-incident surface faces the first light-exit surface of the anti-glare layer. The specular reflectance of the optical film is smaller than or equal to 0.14% for a light ray incident to the second light-exit surface at an incident angle ranging from 10 degrees to 30 degrees.
US11314115B2 Array substrate and manufacturing method therefor, display panel and display device
An array substrate, a manufacturing method of the same, a display panel and a display device are provided. The array substrate includes a display region and a peripheral region around the display region, a photosensitive layer is in the display region and a peripheral circuit is in the peripheral region. The array substrate further includes an alignment film covering the photosensitive layer and the peripheral circuit. The array substrate further includes an insulating layer between the peripheral circuit and the alignment film. The alignment film is a photo alignment film, and the insulating layer is configured to absorb and/or reflect an alignment light adopted for performing photoalignment to obtain the alignment film.
US11314114B2 Display device
A display device with a display element having a display surface and a cover glass sheet, having a first textured surface, such that the first textured surface is facing the display element. The first textured surface has a surface roughness defined by a first arithmetic amplitude value, Ra1, being equal to or greater than 0.12 μm (Ra1≥0.12 μm) and a first spacing value, Rsm1, being equal to or greater than 45 μm (Rsm1≥45 μm) both measured on an evaluation length of 12 mm and with a Gaussian filter of which the cut-off wavelength is 0.8 mm. The first textured surface is in direct contact with the display surface over at least a portion of a contact area of the first textured surface.
US11314112B2 Display apparatus
Provided is a display apparatus. The display apparatus includes: a display panel; a chassis accommodating the display panel; a plurality of circuit boards accommodated in the chassis; a flexible cable electrically connected to each of the plurality of circuit boards; and a deformation member comprising a thermally reactive material positioned on a portion of the cable wherein, at least one portion of the cable is configured to contact the chassis to provide a return path based on heat being generated by the chassis to deform the deformation member.
US11314111B2 Display panel
The invention discloses a display panel having a display region and a wire out region on one side of the display region, comprising: a first substrate including a main body part and a glue blocking part connected to the main body part, a thickness of the main body part being different from a thickness of the glue blocking part; a second substrate opposite to the first substrate; and a sealant arranged between the first substrate and the second substrate, and located between the display region and the wire out region, wherein the glue blocking part is located on one side of the sealant close to the wire out region. The thickness of the main body part of the first substrate in the display panel of the invention is different from the thickness of the glue blocking part, and before curing, the sealant does not spill into the wire out region due to obstruction action of the glue blocking part, thereby not affecting a peeling process of the panel after cutting.
US11314108B2 Reconfigurable metasurface with tunable antennas formed from arrays of pixels of an optically tunable material
An apparatus includes two or more tunable antennas providing a reconfigurable metasurface, each of the tunable antennas including a plurality of pixels of optically tunable material, and a control circuit including switches providing current sources and a ground voltage, the switches being coupled to respective ones of the pixels of optically tunable material in each of the tunable antennas via first electrodes, the ground voltage being coupled to respective ones of the pixels of optically tunable material in each of the tunable antennas via second electrodes. The control circuit is configured to modify states of respective ones of the plurality of pixels of optically tunable material in the tunable antennas utilizing current supplied between the first electrodes and the second electrodes to adjust reflectivity of the plurality of pixels of optically tunable material in each of the tunable antennas to dynamically reconfigure respective antenna shape configurations of the tunable antennas.
US11314107B2 Optical modulation skew adjustment systems and methods
The present invention facilitates optical modulation skew adjustment. Components of an on chip optical device driver system can cooperatively operate to provide modulated driver signals to drive configuration of optical signals. A serializer is configured to receive parallel data signals and forward corresponding serial data signals. A multiplexing component is configured to selectively output an in-phase component and a quadrature component of the serial data signals, including implementing skew adjustments to aspects of a first output signal and a second output signal. An output stage is configured to output signals that modulate an optical signal, including the first output signal and the second output signal. An on chip skew detector is configured to detect a skew difference between the first output signal and the second output signal. A skew calibration component is configured to direct skew adjustment between the first output signal and the second output signal.
US11314105B2 Lens for eyewear and other headworn supports having improved optics
A lens is provided that has an improved optical configuration in order to provide enhanced off-axis optical performance by tending to reduce, eliminate, or minimize first order optical distortion. Embodiments may be used in non-corrective or corrective unitary or dual lens eyewear, for example in combination with a frame to support the lens in a path of a straight ahead line of sight forming a center axis of an eye of a typical wearer. The lens may comprise a lens body. The lens body may comprise a surface having a spheric, toric, cylindrical or freeform geometry and another surface having a freeform geometry. A lens thickness is defined between the surfaces. A prismatic power of the lens is improved, particularly for off-axis viewing angles.
US11314104B2 Glasses assembly with nose pad for high load
A glasses assembly with a nose pad for high load includes: a pair of glasses, configured with an accommodation portion, where the glasses are smart glasses; a support, configured with a first fixing portion, at least one second fixing portion, and the first fixing portion inserted in the accommodation portion of the glasses; and a flat nose pad, two sides thereof respectively configured with a fixed portion, each of the fixed portions installed on the second fixing portion of the support. With the flat nose pad being worn on the user's nose bridge to form a fulcrum, the glasses, smart glasses can achieve leverage balance through the flat nose pad, and the flat nose pad can buffer the weight of the glasses, smart glasses, capable of significantly reducing the user's discomfort after wearing them for a long time, and preventing them from slipping downward.
US11314103B2 Autostereoscopic display device
An autostereoscopic display device uses an electroluminescent display. A set of pixels is provided beneath view forming elements (such as lenses), with a plurality of pixels across the view forming element width direction. The pixels are arranged with at least two different angular orientations with respect to the substrate. The out-coupling performance is improved by arranging for the light emission direction to be substantially perpendicular to the desired emitting surface of the view forming elements.
US11314102B2 Lens driving device
A lens driving device is provided, including a base, a holder, a first driving mechanism disposed on the first side of the base, a second driving mechanism disposed on the second side of the base opposite the first side, and a conductive member disposed on the base. The holder is configured to sustain a lens. The first driving mechanism is configured to force the holder to move along the optical axis of the lens. The second driving mechanism includes a circuit board assembly and a shape memory alloy (SMA) wire assembly configured to force the base to move in the plane perpendicular to the optical axis. The conductive member and the circuit board assembly are connected at an electrical connection point, and the SMA wire assembly is closer to the light-incident end of the lens with respect to the electrical connection point.
US11314100B2 Forming a homogenized illumination line which can be imaged as a low-speckle line
A system for forming a homogenized illumination line which can be imaged as a low-speckle line is disclosed. The system includes a laser configured to emit a collimated laser beam; and an illumination-fan generator that includes one or more linear diffusers. The illumination-fan generator is arranged and configured to (i) receive the collimated laser beam, (ii) output a planar fan of diffused light, such that the planar fan emanates from a light line formed on the distal-most one of the one or more linear diffusers, and (iii) cause formation of an illumination line at an intersection of the planar fan and an object.
US11314094B2 Portable electronic device for mixed reality headset
A portable electronic device is used with a mixed reality (MR) headset. The MR headset includes a lens and a holder that retains the portable electronic device in a defined orientation relative to the lens. The portable electronic device includes a camera, a display device, and a processor. The camera outputs video frames and is arranged to view the lens. The display device is arranged to display information that is projected on the lens for reflection directly or indirectly toward the user's eyes and the camera. The processor performs operations that include processing the video frames from the camera to identify locations of at least one real-world feature, displaying information on the display device, and controlling at least one of the processing of the video frames and the displaying of the information on the display device to at least partially reduce occurrence in the video frames of the displayed information.
US11314092B2 Systems, devices, and methods for light guide based wearable heads-up displays
Systems, devices, and methods for light guide based wearable heads-up displays (“WHUD”) are described. Display uniformity may be improved via incoupler double bounce uniformity or eyebox mapping. Grating cosmetic effects may be reduced. FOV may be enhanced by multiple EPEs. Bandwidth may be increased by laser wavelength offsets. The couplers may be a single contiguous photopolymer.
US11314089B2 Method and device for evaluating view images
The invention relates to a method for evaluating at least one view image (M) in order to image at least one viewpoint, which is provided in relation to at least one scene shot (S) of a scene (12), and/or at least one view direction of at least one person (10), said view direction being provided in relation to the at least one scene shot (S), towards a reference, the content of which matches at least one part of the scene (12). The at least one scene shot (S) is provided with the at least one assigned viewpoint (B) and/or the at least one assigned view direction, and the reference (R) is provided together with a result (B′) of the at least one view image (M). Furthermore, the at least one view image (M) is evaluated by means of at least one predefined quality measurement (GM), and the result of the evaluation is provided.
US11314086B2 Panoramic, multiplane, and transparent collimated display system
A display system for creating a multiplane display. The display system includes a viewing space for viewers. The display system includes a convex screen and a mirror element spaced apart from the convex screen to provide a collimated display. The mirror element is both reflective and transmissive of light, and a fraction of light from the convex screen that strikes a front concave surface of the mirror element is reflected into the viewing space. The convex screen and the front concave surface of the mirror element are each shaped to have an optical prescription defined for a collimated display whereby light reflected into the viewing space is collimated to provide variable depth imagery. The display system includes a background space behind the mirror element, and light from the background space from projection screens and illuminated objects is transmitted through the mirror element to viewers in the viewing space.
US11314085B2 Viewing device comprising a pupil expander including two mirrors
A viewing devices includes an optical assembly comprising a display, an optical system forming of this display an image at infinity and a light guide for expanding a pupil in two spatial directions. The guide comprises three planar mirrors and two semi-reflective plates, the optical axis of the optical assembly being inclined with respect to the surface of the first planar mirror by an angle different from zero and strictly smaller than 90 degrees, the light beams output from the optical assembly propagating inside the light guide via successive reflections from the planar mirrors and the semi-reflective plates, the transmission of the light beams output from the optical assembly to outside of the light guide occurring via successive transmissions by the second semi-reflective plate.
US11314084B1 Waveguide combiner system and method with less susceptibility to glare
A system and method for a head up display (HUD) can mitigate glare. The head up display can include a waveguide combiner including an input grating and an output grating and a glare mitigator disposed to prevent glare through the output grating from reaching an eye box. The glare mitigator can be a shade, a diffuser, a dimming element, or other device for mitigating glare. The glare mitigator can be an active or passive glare mitigator.
US11314077B2 Endoscope system and method of operating the same
A display control unit performs at least one of the change of the display contents of a light amount level-display section on a light amount display screen in conjunction with the selection of a specific emphasis/suppression mode from a plurality of emphasis/suppression modes, the change of the display contents of the light amount level-display section in conjunction with change of the display contents of an emphasis/suppression amount-display section on an emphasis/suppression mode-selection screen, or the change of the display contents of the emphasis/suppression amount-display section in conjunction with the change of the display contents of the light amount level-display section.
US11314071B2 Method for generating three-dimensional shape information of object to be measured, defect detection method, and defect detection device
A method of generating three-dimensional (3D) shape information of an object to be measured from an image including intensity information of an object hologram generated by interference between a reference light reflected from an optical mirror and an object light affected by the object includes checking at least one frequency component included in the image and extracting real image components corresponding to a real image from the frequency component. The method also includes generating a correction light and a real image hologram based on the real image components, generating an intermediate hologram based on the correction light, and generating curvature aberration correction information from the intermediate hologram. The method further includes generating a correction hologram based on the curvature aberration correction information and generating the 3D shape information of the object from the correction hologram.
US11314061B2 Camera optical lens
The present disclosure relates to the field of optical lenses and provides a camera optical lens sequentially including, from an object side to an image side, a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; a fifth lens having a negative refractive power; a sixth lens having a positive refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: 3.50≤f3/f2≤6.00; −1.50≤f5/f4≤−0.60; and −1.50≤f1/f7≤−0.60, where f1, f2, f3, f4, f5 and f7 denotes focal lengths of the first, second, third, fourth, fifth and seventh lenses, respectively. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.
US11314059B2 Camera optical lens including seven lenses of ++-+-+-refractive powers
The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens; a third lens; a fourth lens; a fifth lens; a sixth lens; and a seventh lens. The camera optical lens satisfies following conditions: 1.51≤f1/f≤2.50, 1.70≤n1≤2.20, −2.00≤f3/f4≤0.00; 3.00≤(R13+R14)/(R13−R14)≤10.00; and 1.70≤n2≤2.20. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.
US11314055B2 Camera optical lens including six lenses of +−+−+− refractive powers
The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens, a fifth lens and a sixth lens. The camera optical lens satisfies following conditions: 2.00≤f1/f≤6.00 and 5.00≤R11/d11≤8.00, where f1 denotes a focal length of the first lens; f denotes a focal length of the camera optical lens; R11 denotes a curvature radius of an object-side surface of the sixth lens; and d11 denotes an on-axis thickness of the sixth lens. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.
US11314054B2 Camera optical lens
The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens having a positive refractive power, a second lens having a positive refractive power, a third lens having a negative refractive power, a fourth lens, a fifth lens and a sixth lens. The camera optical lens satisfies following conditions: −20.00≤f2/f3≤−10.00 and 0.50≤d2/d4≤3.00, where f2 denotes a focal length of the second lens; f3 denotes a focal length of the third lens; d2 denotes an on-axis distance from an image-side surface of the first lens to an object-side surface of the second lens; and d4 denotes an on-axis distance from an image-side surface of the second lens to an object-side surface of the third lens.
US11314050B2 Photographing optical system, image capturing unit and electronic device
A photographing optical system includes eight lens elements which are, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, a seventh lens element and an eighth lens element. The eight lens elements each have an object-side surface facing toward the object side and an image-side surface facing toward the image side. The first lens element has positive refractive power. The fifth lens element has positive refractive power. The object-side surface of the seventh lens element is convex in a paraxial region thereof. The image-side surface of the eighth lens element is concave in a paraxial region thereof. At least one lens surface of at least one lens element of the photographing optical system has at least one critical point in an off-axis region thereof.
US11314048B2 Camera optical lens
The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. The camera optical lens satisfies following conditions: 1.51≤f1/f≤2.50, 1.70≤n2≤2.20, −2.00≤f3/f4≤1.80, −10.00≤(R13+R14)/(R13−R14)≤10.00 and 1.70≤n4≤2.20, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f3 denotes a focal length of the third lens; f4 denotes a focal length of the fourth lens; n2 denotes a refractive index of the second lens; n4 denotes a refractive index of the fourth lens L4; R13 denotes a curvature radius of an object-side surface of the seventh lens; and R14 denotes a curvature radius of an image-side surface of the seventh lens.
US11314046B2 Camera optical lens
The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: −5.00≤f2/f3≤−2.00; and 1.50≤d3/d5≤5.00. The camera optical lens can achieve a high optical imaging performance while satisfying a design requirement for ultra-thin, wide-angle camera lenses with large apertures.
US11314045B2 Camera optical lens
The present invention discloses a camera optical lens. The camera optical lens includes, in an order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The second lens has a negative refractive power and the third lends has a positive refractive power. The camera optical lens further satisfies the following specific conditions: 2.00≤f1/f3≤5.00 and −16.00≤R5/R6≤−10.00. The optical lens can achieve an excellent imaging performance and satisfy the design demands of ultra-thin, wide-angle and large aperture.
US11314044B2 Camera optical lens
The present disclosure relates to an optical lens, in particular to a camera optical lens. The camera optical lens includes, from an object side to an image side in sequence: a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens, the second lens has a positive refractive power, and the third lens has a negative refractive power, and the camera optical lens satisfies the following conditions: −5.00≤f1/f3≤−1.00, and 5.00≤R5/R6≤7.00, where f1 denotes a focal length of the first lens, f3 denotes a focal length of the third lens, R5 denotes a curvature radius of an object-side surface of the third lens, R6 denotes a curvature radius of an image-side surface of the third lens. The camera optical lens can obtain high imaging performance and a low TTL.
US11314043B2 Lens assembly including six lenses of −−++−+ refractive powers
A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens is with negative refractive power. The second lens is with negative refractive power. The third and fourth lenses are with positive refractive power. The fifth lens is with negative refractive power. The sixth lens is with positive refractive power. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, and the sixth lens are arranged in order from an object side to an image side along an optical axis. The lens assembly satisfies: 4.9≤TTL/f≤11.5; wherein TTL is an interval from an object side surface of the first lens to an image plane along the optical axis and f is an effective focal length of the lens assembly.
US11314040B2 Lens apparatus, camera system, and lens driving method
An object of the present invention is to provide a lens apparatus, a camera system, and a lens driving method capable of achieving both a driving range and a resolution of a focus lens. A lens group having a large number of stopable positions due to a high driving resolution, a long driving range, and the like may be set as a first focus lens group. In this case, depending on communication restrictions (command bit length) between a camera body and the lens apparatus, the lens apparatus may not be driven at the desired position and resolution. Therefore, in the lens apparatus according to the first aspect of the present invention, a lens having a small number of stopable positions is driven as a first focus lens group through communication, and the second focus lens group is driven without being restricted by a communication command through calculation in the lens apparatus. Thereby, it is possible to achieve both the driving range and the resolution of the focus lens.
US11314034B2 Imaging apparatus
An imaging apparatus includes: a wiring board; an imaging unit that includes a lens module and an imaging element mounted on the wiring board; a housing that assumes a frame shape and includes an opening in the direction of an optical axis of the imaging unit; a top cover placed over the housing; a light source that emits light to travel to the outside through the top cover; and a light guide body that surrounds the lens module and guides the light emitted from the light source, wherein the imaging unit is spaced apart from the top cover by a space, the housing includes a bulging section bulging toward the lens module without being in contact the wiring board, and the bulging section receives a load applied from the top cover via at least the light guide body.
US11314033B2 Optical element driving mechanism
An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, a driving assembly, and a circuit unit. The movable portion is movably connected to the fixed portion, and holds an optical element. The driving assembly drives the movable portion to move relative to the fixed portion. The circuit unit includes a base, a plate-connecting portion, and a layer-connecting portion. The plate-connecting portion is partially embedded in the base. The layer-connecting portion is disposed on the base. The driving assembly is electrically connected to the layer-connecting portion. The thickness of the plate-connecting portion is different from the thickness of the layer-connecting portion.
US11314031B2 Optical element driving mechanism
An optical element driving mechanism has an optical axis and includes a fixed portion, a movable portion, and a driving assembly. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion, wherein the driving assembly moves along a first direction to move the movable portion along a second direction, the first direction is different from the second direction.
US11314025B2 Optical transceiver
An optical transceiver that is hot-pluggable to an external device includes: an IC-TROSA including first to third internal fibers extending from a first surface of a package on a side opposite to the device in the first direction; a first substrate on which the IC-TROSA is mounted; a second substrate electrically connected to a light source and the first substrate and to which the light source is attached to generate reference light; a first sleeve provided on the second internal fiber; a second sleeve provided on the third internal fiber; and a fiber tray in which the substrates are mounted in an upper portion and the fibers are housed in a lower portion by being bent greater than a predetermined radius of curvature. The second substrate is arranged between the first and second sleeves and the first substrate in the first direction.
US11314014B2 Glass light-emitting tile
A glass light-emitting tile may include a light-transmissive glass plate, a glass substrate and a light guide plate. The light guide plate may be arranged between the light-transmissive glass plate and the glass substrate. A light-emitting diode (LED) lamp may be provided on a side of the light guide plate. The light-transmissive glass plate and the glass substrate may be glued together using a sealant. The glass light-emitting tile may having a tile and/or a stone-textured coating that may be low cost, may provide a high production efficiency, and may provide flexible customization. The tile may be used indoors and/or outdoors.
US11314012B2 Rayleigh spacing limited and low z-height LED arrays
A light source useful for architectural lighting, general lighting, street lighting, or other lighting applications includes a plurality of light emitting diodes, with at least some light emitting diodes sized between 50 microns and 500 microns. A plurality of micro-optics sized less than 1 millimeter are positioned over at least some of the plurality of light emitting diodes. Each combination of light emitting diode and associated micro-optic is positioned within a Rayleigh distance to each other, sufficient to both present a substantially uniform visual appearance and provide a substantially uniform light beam. In some embodiments the height of the light emitting diodes, their supporting substrate and electrical traces, and associated optics is less than 5 millimeters.
US11314011B2 Light guide body aggregate substrate and production method for integrated light-emitting device
A light guide body aggregate substrate includes: a light-transmitting substrate having a main surface; a plurality of unit regions located at the main surface of the substrate, wherein the plurality of unit regions are spaced apart from each other, wherein the plurality of unit regions are arranged one-dimensionally in one row extending in a first direction and a plurality of columns, or arranged two-dimensionally in a plurality of rows extending in the first direction and a plurality of columns extending in a second direction, and wherein a light guide structure is located in each unit region; a first region located at the main surface of the substrate, surrounding the plurality of unit regions; and a 1-A alignment mark and a 1-B alignment mark arranged at the substrate in the first region.
US11314008B2 Lightguide having opening and surrounding channel
An optical system includes a lightguide having opposing top and bottom major surfaces. A round through opening extends between the two surfaces of the lightguide. An elongated channel is formed in one of the surfaces and at least partially surrounds and is substantially concentric with the opening. The channel has a depth (d) that varies along its length. Light extractors extract light that would otherwise propagate within and along the lightguide. The features of the lightguide can be varied to optimize performance of the lightguide for various purposes.
US11314007B2 Circularly polarizing plate
Provided is a circularly polarizing plate and a display device that includes the circularly polarizing plate. The circularly polarizing plate can be applied to a display device such as an organic light emitting display device to minimize blocking of light in the visible light region affecting image quality while blocking harmful ultraviolet rays appropriately and also has excellent durability.
US11314004B2 Optical filters and methods for forming the same
An optical filter and a method for forming the same are provided. The optical filter includes a substrate and a plurality of filter stacks formed on the substrate. Each of the plurality of filter stacks includes a higher-refractive-index layer, a medium-refractive-index layer, and a lower-refractive-index layer. The higher-refractive-index layer has a first refractive index of higher than 3.5. The medium-refractive-index layer is disposed on the higher-refractive-index layer. The medium-refractive-index layer has a second refractive index higher than 2.9 and lower than the first refractive index. The lower-refractive-index layer is disposed on the medium-refractive-index layer. The lower-refractive-index layer has a third refractive index lower than the second refractive index.
US11314003B2 Special-shaped display screen and display device
A special-shaped display screen and a display device are provided. The special-shaped display screen includes a first display area and a second display area. The first display area includes a first boundary and a first pixel area, and the first boundary is disposed on an outer periphery of the first pixel area. The second display area includes a second boundary and a second pixel area, and the second boundary and the first boundary define an effective display area of the special-shaped display screen. The first pixel area is formed by a plurality of triangular pixel units, and the second pixel area is spliced by a plurality of rectangular pixel units arranged alternately in a face-up configuration and a face-down configuration.
US11314002B2 Wavelength tunable bidirectional optical wireless communication system based on self-injection lock
A wavelength tunable bidirectional optical wireless communication system based on self-injection lock includes one optical node and multiple optical terminals, wherein the optical node consists of a tunable filter and a self-injection lock system to replace the conventional optical amplifier while achieving an amplified optical power, increasing the modulation bandwidth, wavelength adjustment and reducing the linewidth of each wavelength, in a low noise criteria. The optical terminal is composed by a modulated retroreflector to achieve the purpose of lightweight and low power consumption.
US11313998B2 Display cover for digital writing and optical performance
An embodiment of a method of manufacturing a cover lens for an electronic display includes etching a first surface geometry on a first surface of the cover lens. In the embodiment, the method includes determining a plurality of angles of refraction at the first surface from light generated from the electronic display based on the first surface geometry. In the embodiment, the method includes determining a second surface geometry for a second surface of the cover lens based on the plurality of angles of refraction at the first surface. In the embodiment, the method includes etching the second surface geometry on the second surface of the cover lens.
US11313997B2 Optical elements having gradient optical properties
A method for creating gradient optical properties within a substrate is disclosed herein. More specifically, the present invention teaches a method whereby a material disposed on a substrate is patterned in three dimensions such that the thickness and diffusivity properties of the material can be used to regulate the diffusion of ions into the substrate. An example is given in which ions, injected into a substrate through an ion exchange process, alter the refractive index within the substrate in a pre-selected fashion to form a gradient refractive index lens.
US11313994B2 Geophysical deep learning
A method can include selecting a type of geophysical data; selecting a type of algorithm; generating synthetic geophysical data based at least in part on the algorithm; training a deep learning framework based at least in part on the synthetic geophysical data to generate a trained deep learning framework; receiving acquired geophysical data for a geologic environment; implementing the trained deep learning framework to generate interpretation results for the acquired geophysical data; and outputting the interpretation results.
US11313988B2 Identifying geologic features in a subterranean formation using seismic diffraction imaging
A system for seismic imaging of a subterranean geological formation uses a two-way imaging condition. A seismic signal is emitted into a subterranean formation and recorded at receiver(s). Source and receiver wavefields are decomposed into respective right-down/left-up and left-down/right-up propagating waves. The right-down/left-up and left-down/right-up direction can be defined along the direction emitted from the source or receiver to corresponding direction in two dimensional (2D) case. An imaging condition for generating both a positive-dip structure image and a negative-dip structure image is the inner product of the wavefields. Applying the sample-by-sample multiplication imaging condition to the opposite dip images, the diffraction energy is retained while the reflection energy is significantly attenuated. The diffraction image can be used to detect faults and fractures in subsurface regions.
US11313983B2 Nuclear gauges and methods of configuration and calibration of nuclear gauges
A method for calibrating a nuclear gauge of the having a source includes providing a nuclear gauge comprising a radiation source, the radiation source being coupled with a computing system with a machine readable program stored thereon containing a calibration routine. An operator places the gauge on one or more specified blocks to adjust the source within each block to one or more specified positions to initiate a count. The method includes determining that the source is at each position before each count begins, adjusting the counting times before each count begins by the program on the nuclear gauge based on each position of the source to obtain calibration information, obtaining counts at each position, storing the counts within the computing system of the nuclear gauge, and calculating for each position calibration coefficients.
US11313980B2 Radiation detection apparatus
The present technology relates to a radiation detection apparatus that makes it possible to obtain a projection image of a radiation in a short period of time. The radiation detection apparatus includes a scintillator that emits scintillation light in response to incidence of a radiation, a pixel substrate on which a plurality of pixels each of which photoelectrically converts the scintillation light and outputs a pixel signal according to a light amount of the scintillation light is disposed in an array, a detection circuit substrate that includes an A/D (Analog to Digital) conversion unit for A/D converting the pixel signal and is stacked on the pixel substrate, and a compression unit that compresses digital data outputted from the A/D conversion unit. The present technology can be applied, for example, to an X-ray imaging apparatus that detects an X-ray to perform imaging and so forth.
US11313979B2 Radiographic image detection device and method for operating the same
A control unit of an electronic cassette switches the power supply state of a plurality of blocks BL which share a signal processing of a signal processing circuit between an operating state and a non-operating state. The control unit switches the block BL from the non-operating state to the operating state before a predetermined time TW necessary for stable operation of the block BL from a timing when the reading of charge starts in the block BL.
US11313971B1 Three-dimensional imaging system and method
A three-dimensional imaging system and method are provided. The three-dimensional imaging system includes: an ultrashort pulse laser light source configured to generate a detection beam; a supercontinuum spectrum generator configured to generate a supercontinuum spectrum based on the detection beam passing through the supercontinuum spectrum generator; a pulse separation delayer configured to generate a continuous pulse sequence of different wavelengths with a time interval based on the supercontinuum spectrum; a multi-frequency pulse interference fringe generator configured to generate multi-frequency interference fringe patterns of different wavelength ranges with a time interval based on the continuous pulse sequence; and an image acquisition device configured to acquire an optical signal reflected by a sample irradiated by the multi-frequency interference fringe patterns to obtain a three-dimensional topography of the sample.
US11313968B2 Interference signal rejection in LIDAR systems
In described examples, a LIDAR system includes a laser transmitter, a receiver, and first and second light directing elements. The laser transmitter is configured to scan a field of view with a laser beam. The receiver is configured to receive light from the field of view, and to focus a first portion of the received light, corresponding to a region of interest, on a first light directing element. The receiver is also configured to focus a second portion of the received light, corresponding to the field of view except for the region of interest, on multiple second light directing elements. The first light directing element is configured to direct the first portion of the received light towards a first photon detector, and the second light directing elements are configured to direct the second portion of the received light towards a second photon detector.
US11313958B2 Dynamic echo signal emulation for automobile radar sensor configurations
A system for testing automobile radar sensor configurations includes multiple probe arrays, multiple enclosures, a channel emulator and a test controller. The enclosures each enclose one of the probe arrays together with a corresponding different automobile radar sensor. Each probe array is configured to receive radar signals from the corresponding automobile radar sensor and emulate echo signals back to the corresponding automobile radar sensor. The channel emulator is configured to supply the echo signals to each of the probe arrays. The test controller includes a memory that stores instructions and a processor that executes the instructions. The test controller controls the channel emulator and is configured to perform performance testing on an automobile radar sensor configuration that includes the automobile radar sensors and an automobile driving controller that reacts to the echo signals received by each of the automobile radar sensors.
US11313957B2 Method and device for monitoring the function of ultrasonic sensors
A method for monitoring the function of ultrasonic sensors of a vehicle, an ultrasonic sensor of the vehicle emitting ultrasonic signals and receiving back reflected ultrasonic echoes. An instantaneous amplitude of a ground echo received by an ultrasonic sensor and an instantaneous vehicle position are determined. A reference threshold value or information regarding an expected ground echo amplitude is retrieved from a digital map as a function of the instantaneous vehicle position, the digital map being provided by a central unit. The instantaneous amplitude of the received ground echo is compared with a threshold value, a malfunction of the ultrasonic sensors being deduced if the threshold value is undershot and the threshold value being predefined by the reference threshold value or the threshold value being determined based on the information regarding an expected ground echo amplitude.
US11313954B2 Optoelectronic sensor and method for detecting three-dimensional image data
An optoelectronic sensor for detecting three-dimensional image data from a monitored zone is provided that has an illumination unit for illuminating the monitored zone with modulated transmitted light, a light receiver for a simultaneous light reception of the transmitted light remitted by objects in the monitored zone at at least two locations at a mutual distance corresponding to a first resolution pattern, and a control and illumination unit that is configured to determine times of flight from properties of the modulated and remitted transmitted light and to detect three-dimensional data in a second resolution pattern finer than the first resolution pattern by at least one measurement repetition with a light reception from at least two other locations shifted with respect to the first resolution pattern.
US11313953B2 Distance measuring module
A distance measuring module includes a light emitter, a reflecting unit and a light receiver. The light emitter is configured to emit first light, wherein an object reflects the first light to form second light. The reflecting unit is configured to perform a movement to reflect the first light or the second light. The light receiver is configured to receive the second light for calculating a distance between the distance measuring module and the object. An axis is oriented at a first angle or a second angle with respect to a baseline when the reflecting unit is performing the movement. When the axis is oriented at the first angle, the first light is reflected to the object by the reflecting unit. When the axis is oriented at the second angle, the second light is reflected to the light receiver by the reflecting unit.
US11313948B2 Radar system and method for identifying multiple targets in a beam response spectrum
A radar system may include a transmitter, a receiver, and a controller. The controller may calculate a received beam response spectrum based on the received reflected radar signal, detect a first maximum value of the received beam response spectrum, identify an angle corresponding to the first maximum value as a first target angle, obtain a threshold envelope based on the first maximum value and the first target angle, detect a second maximum value in a portion of the received beam response spectrum being greater than the threshold envelope, identify an angle corresponding to the second maximum value as a second target angle, and output the first target angle as the angle of arrival of the reflected radar signal from the first target and the second target angle as the angle of arrival of the reflected radar signal from the second target.
US11313944B2 Horizontal and vertical polarization beamforming in a radar system
Systems and methods involve transmitting both horizontal and vertical polarizations from a radar system. A method includes receiving, using a first antenna of the radar system, first reflected signals with horizontal polarization, and receiving, using a second antenna of the radar system, second reflected signals with vertical polarization. The first reflected signals and the second reflected signals are processed together to obtain one or more angles to respective one or more objects detected by the radar system.
US11313937B2 Systems and methods for angle of arrival estimation
A method for operating a wireless receiver includes receiving wireless signals from a transmitter at a first antenna and a second antenna. The wireless signals include a signal carrier and one or more data symbols modulated onto the signal carrier. The one or more data symbols in the wireless signal are decoded to determine a symbol phase contribution. The phase of the wireless signals at the first antenna and the second antenna during one or more symbol periods is estimated to provide a first set of phase measurements and a second set of phase measurements, respectively. The symbol phase contribution is removed from the first set of phase measurements and the second set of phase measurements to provide a first corrected set of phase measurements and a second corrected set of phase measurements, respectively, which are used to estimate an angle of arrival of the wireless signals.
US11313935B2 In-field soft magnetic distortion hardware compensation
A method for calibrating a magnetometer of an electronic device can include detecting a change in a magnetism of the electronic device, collecting a first magnetic field data from the magnetometer at sampling frequency of at least 1 hertz, generating an elliptical calibration model based at least partially on the collected first magnetic field data, collecting a second magnetic field data from the magnetometer, and fitting the collected second magnetic field data to a sphere using the elliptical calibration model.
US11313933B2 Diffusion-weighted MRI with magnitude-based locally low-rank regularization
A diffusion-weighted magnetic resonance imaging (MRI) method acquires MRI scan data from a multi-direction, multi-shot, diffusion-weighted MRI scan, and jointly reconstructs from the MRI scan data 1) magnitude images for multiple diffusion-encoding directions and 2) phase images for multiple shots and multiple diffusion-encoding directions using an iterative reconstruction method. Each iteration of the iterative reconstruction method comprises a gradient calculation, a phase update to update the phase images, and a magnitude update to update the magnitude images. Each iteration minimizes a cost function comprising a locally low-rank (LLR) regularization constraint on the magnitude images from the multiple diffusion-encoding directions.
US11313932B2 Magnetic resonance imaging apparatus and magnetic resonance imaging method
A magnetic resonance imaging apparatus according to an embodiment includes sequence controlling circuitry and processing circuitry. The sequence controlling circuit executes, while a k-space is divided into a plurality of segments, a pulse sequence by which a tag pulse is applied and subsequently acquisition is performed. The processing circuit generates an image based on the pulse sequence executed by the sequence controlling circuit. The pulse sequence is a pulse sequence by which the acquisition is repeatedly performed at the center of the k-space. The sequence controlling circuit executes the pulse sequence, while changing the range to which the tag pulse is applied, for each of the plurality of segments.
US11313931B2 System and method for quantifying T1, T2 and resonance frequency using rosette trajectory acquisition and read segmented reconstruction
A method for quantifying T1, T2 and resonance frequency simultaneously using magnetic resonance fingerprinting (MRF) includes accessing an MRF dictionary using a magnetic resonance imaging (MRI) system. The MRF dictionary is generated by simulating signal evolutions that include associated off-resonance effects for each signal evolution. The method further includes acquiring MRF data from a region of interest in a subject using the MRI system and a MRF pulse sequence having a plurality of radio frequency (RF) excitations and a readout associated with each RF excitation. Each readout includes a plurality of segments and each segment is used to generate a time frame. The method also include comparing the MRF data to the MRF dictionary to identify a plurality of parameters including T1, T2 and resonance frequency for the MRF data and generating a report indicating the at least one of the plurality of parameters of the MRF data.
US11313927B2 Systems and methods for magnetic resonance imaging
A method may include obtaining image data of a subject acquired by an imaging device. The method may also include determining one or more characteristics associated with a body part of the subject from the image data. The one or more characteristics of the body part of the subject may include at least one of position information of the body part in the subject, geometric morphology information of the body part, water content information, or fat content information. The method may also include determining, based on one or more characteristics associated with the body part, values of one or more individualized parameters corresponding to the subject. The method may further include causing the imaging device to perform an imaging scan on the subject according to the values of the one or more individualized parameters.
US11313922B2 Signal processing circuit and magnetic sensor system
A signal processing circuit includes a correction function determination section for performing correction function determination processing, and a correction processing section for performing correction processing. The correction processing is to correct first and second detection signals by using a correction function to thereby generate first and second corrected signals. The correction function is expressed as a coefficient matrix for converting a first column vector containing the first and second detection signals as elements into a second column vector containing the first and second corrected signals as elements. The correction function determination processing includes performing arithmetic processing using a plurality of pairs of values of the first and second detection signals to determine one or two provisional correction coefficients as the correction coefficients of the correction function.
US11313919B2 Socket tester with switchable audible indicator of detected presence of voltage
A socket tester device includes an electrical plug that is to be inserted into an electrical socket, a tester circuit electrically coupled to the electrical plug, a sound emitting device, a communication device, a processor, and a memory. The tester circuit outputs one or more signals indicating a wiring condition of the electrical socket into which the electrical plug is inserted. The memory stores instructions that, when executed by the processor, cause the processor to receive the one or more signals indicating the wiring condition of the electrical socket into which the electrical plug is inserted, control the communication device to wirelessly transmit a first message that includes data indicating the wiring condition of the electrical socket into which the electrical plug is inserted, and control whether the sound emitting device emits one or more sounds.
US11313916B2 Testability method for an electronic power chain associated with an electric motor
A testability method for the in-flight testing of an operating state of an electronic power chain having at least one power converter intended for driving an electric motor that actuates at least one aircraft component includes controlling actuation of the converter, transmitting a test signal, collecting at least one measurement signal, and determining an operating state.
US11313914B2 Energy storage system, capacity estimation device for secondary battery, and capacity estimation method for lead-acid battery
An energy storage system includes a lead-acid battery, a battery management unit. The battery management unit defines, based on an open voltage of the lead-acid battery, a first amount of change in a capacity of the lead-acid battery from a reference state, correlating with the open voltage of the lead-acid battery and caused by a first deterioration factor and defines, based on the first amount of change in the capacity and an amount of change in overall internal resistance of the lead-acid battery from the reference state, a second amount of change in a capacity of the lead-acid battery, not correlating with the open voltage and caused by a second deterioration factor. The battery management unit defines, based on the first and second amounts of change in the capacity, at least one of a battery capacity of the lead-acid battery or an amount of change in the battery capacity from the reference state.
US11313912B2 Battery power limits estimation based on RC model
A method of estimating a maximum power limit of a battery cell at a specified prediction time using an improved RC equivalent circuit battery model and based on the battery cell's state of charge (SOC), temperature, and state of health (SOH). The method includes determining the battery cell's peak and continuous current limits, predicting a peak voltage after the specified prediction time based on the peak current limit, determining buffer values for the predicted peak voltage and the temperature of various battery components, setting a maximum current limit based on the buffer values, predicting a maximum voltage after the specified prediction time based on the maximum current limit, and determining a maximum power limit based on the predicted maximum voltage and the maximum current limit.
US11313909B2 System and method of low power switch state detection
A switch sensor for sensing a state of a switch including a programmable memory, pulse generation circuitry, and comparator circuitry. The memory stores a state value indicative of a detected state of the switch. The pulse generation circuitry provides a pulse-train voltage signal to a first end of the switch, in which the pulse-train voltage signal is toggled between an active state for switch state detection and an inactive state for conserving power. A second terminal of the switch is coupled through resistive circuitry to a supply voltage node and may be coupled to an input terminal of the sensor. The comparator circuitry compares a state of the input terminal with the state value when the pulse-train voltage signal is in the active state for providing a state change signal indicative thereof.
US11313905B2 Device and method for data preservation and power loss recovery in an electric meter
An electric meter that is configured to regenerate meter state data after a power loss includes a memory with at least one volatile and non-volatile memory device and a processor connected to the memory. The processor is configured to retrieve a backup copy of meter state data and a plurality of meter input data samples that were generated after the backup copy of the meter state data and prior to the power loss from a nonvolatile memory device. The processor is configured to regenerate meter state data by updating the backup copy of meter state data with the plurality of meter input data samples to regenerate the meter state data at the time of a final meter input data sample prior to the power loss.
US11313904B2 Testing device and testing method
A testing device includes a transmitter circuit, a receiver circuit, and a loopback circuit. The transmitter circuit is configured to receive a plurality of first test signals. The receiver circuit is configured to receive input data from a plurality of pads in a normal mode. The loopback circuit is coupled to the plurality of pads and input terminals of a sampler circuit, and the loopback circuit is configured to transmit the plurality of first test signals from the transmitter circuit to the input terminals of the sampler circuit, in order to generate test data for subsequent analysis.
US11313900B2 Methods and devices for measuring leakage current
An on chip leakage-current detection device including a first inverter where the magnitude of delay of the output signal of the first inverter is determined by a leakage current of a target device. The leakage-current detection device further includes: a capacitor that is charged by the output signal of the first inverter; a second inverter coupled to capacitor that switches states when the capacitor is charged to a switching level; an odd number of additional inverters coupled in a sequence with a second-inverter output. The output of the leakage-current detection device has a frequency proportional to the leakage of the target device.
US11313895B2 Antenna connectivity with shielded twisted pair cable
A sensor system for an electric power asset includes a sensor instrument coupleable to sensors associated with the electric power asset to receive sensor signals therefrom, and an antenna connection cable coupled to the sensor instrument. The antenna connection cable includes a cable sheath and a plurality of twisted pair signal carriers contained within the cable sheath to carry sensor signals received from the electric power asset. A first subset of the plurality of twisted pair signal carriers carry antenna signals and a second separate subset of the plurality of twisted pair signal carriers carry signals for partial discharge monitoring.
US11313892B2 Methods and systems for position and orientation sensing in non-line-of-sight environments using combined decoupled quasistatic magnetic and electric fields
Orientation and position sensing methods and devices are disclosed. The described methods and devices are based on implementing magneto-electric-quasi-static fields for position and orientation sensing in lossy-dielectric, conducting, or metallic non-line-of-sight environments, where obstructions or occlusions or nearby objects exists that are lossy in nature and that typically perturb radio or electromagnetic wave signaling. Detailed experimental results highlighting the performance of the disclosed methods are also presented.
US11313888B2 Hot socket detection at an electric meter
Techniques for hot socket detection are disclosed. In an example, a meter includes a current transformer with a secondary bifilar winding. The meter is in proximity to a current coil. The secondary bifilar winding includes a first bifilar winding and a second bifilar winding. A start lead of the first bifilar winding is connected to a start lead of the second bifilar winding. The meter further includes a voltage source configured to generate a direct current (DC) voltage signal. The DC voltage signal is provided to a finish lead of the first bifilar winding. A first sense resistor is connected between a finish lead of the second bifilar winding and ground. A processing circuit receives a signal indicating a voltage across the first sense resistor and determines a temperature associated with the current coil. The processing circuit is further configured to detect a hot socket condition based on the temperature.
US11313887B2 Systems and methods for determining load direction under adverse environmental conditions
Systems and methods for calculating load direction even under adverse environmental conditions are provided. A system may include sensing circuitry and processing circuitry. The sensing circuitry may sense a first parameter and a second parameter of the electrical waveform on the transmission line of the electric power distribution system. The processing circuitry may determine a present load direction of an electrical waveform using a first method based at least in part on the first parameter in response to detecting that the sensing circuitry is experiencing a first environmental condition. The processing circuitry may determine the present load direction of the electrical waveform using a second method based at least in part on the second parameter and not the first parameter in response to detecting that the sensing circuitry is experiencing a second environmental condition.
US11313879B2 Device for analyzing impact and puncture resistance
A device for analyzing a physical characteristic of a film sample is described herein. The device includes a clamping system configured to hold the film sample. The device further includes a dart probe system configured to test a physical characteristic of the film sample. The dart probe system has a dart probe, a propulsion system configured to move the dart probe relative to the clamping system, and a force sensor configured to measure a force that the dart probe is subjected to during a movement of the dart probe. The force sensor is configured to measure a force imparted to the film sample when the dart probe comes in contact with the film sample.
US11313878B2 Pan-sharpening for microscopy
Techniques for generating full-spatial resolution, full spectral resolution image(s) from a 3D spectral-data cube for any spectral value within a given spectral range are provided without requiring the acquisition of all full-spatial resolution, full spectral resolution data by an instrument. The 3D spectral-data cube is generated from a limited number of full-spatial resolution, sparse spectral resolution data and a sparse-spatial resolution, full-spectral resolution data of the same area of the sample. The use of the 3D spectral-data cube reduces the data acquisition time.
US11313877B2 Near-zero power wakeup electro-mechanical system
A MEMS includes, in part, a parallel plate capacitor, a proofmass adapted to be displaced by a first distance from a rest state in response to a first voltage applied to the capacitor, and a piezoelectric material adapted to generate a second voltage in response to an external force applied to the MEMS. The second voltage causes the MEMS to transition from a standby mode to an active mode of operation. The proofmass is displaced by a second distance in response to the external force thereby causing the piezoelectric material to generate the second voltage. A spring couples the proofmass to the piezoelectric material, and a transistor turns on in response to the second voltage thereby causing the MEMS to transition to the active mode of operation. The proofmass returns to the rest state when the MEMS is in the active mode of operation.
US11313873B1 Velocity measuring device
Disclosed herein is a velocity measuring device to be used in a moving frame to determine the velocity of the moving frame. At least one beam of light is emitted from a site in the moving frame and travels to a mirror disposed in the moving frame and back to the site at which the emission occurred, after which the beam is detected by a detector. By measuring the round trip time of the light beam from emission to detection, a factor gamma can be determined from which the velocity of the moving frame can be computed.
US11313871B2 Specimen treatment and measurement system
The specimen treatment and measurement system 2000 according to the present invention is provided with: a movement stage 2300 having a plurality of treatment lanes for treating specimens in parallel; a consumables supply module 2100 for storing consumables for use in treatment of the specimens, and supplying the consumables to the movement stage 2300; a cartridge supply module 2500 for storing cartridges for use in treatment of the specimens, and supplying the cartridges to the movement stage 2300; and a stage transfer mechanism 2400 for transferring the movement stage 2400 to each module. The cartridge supply module 2500 has a plurality of cartridge cartons for accommodating the cartridges stacked on top of each other, and a push-out mechanism for pushing cartridges out of a cartridge carton to a supply position of the cartridge supply module 2500.
US11313870B2 Method of operating an analytical laboratory
A method of operating an analytical laboratory is presented. The method comprises the steps of: setting a load limit for each laboratory instrument at maximum instrument capacity; dispatching biological samples to laboratory instrument(s) at a dispatch rate not greater than the instrument load limit; each laboratory instrument sending test order queries to the laboratory middleware upon identifying a biological sample; in response to the test order queries transmitting test orders to the laboratory instruments corresponding to the biological samples; the laboratory middleware monitoring a query rate of the plurality of laboratory instruments in order to determine an effective flow rate corresponding to each laboratory instrument; decreasing the load limit of a first laboratory instrument if its effective flow rate is lower than the dispatch rate; increasing the load limit for the first laboratory instrument if its effective flow rate is greater than or equal to the dispatch rate.
US11313866B2 Method of diagnosing and treating asphyxia
A method for in vitro diagnosing asphyxia and disorders related thereto, a method of in vitro estimating duration of hypoxia in a patient subjected to asphyxia, and a method for in vitro monitoring of normoxic, hypoxic and hyperoxic conditions and/or normobaric and hyperbaric oxygen therapy, includes quantitatively detecting in a biological sample of a patient a plurality of asphyxia specific endogenous compounds which are selected from the group consisting of biogenic amines; carnitine-derived compounds; amino acids; bile acids; carboxylic acids; eicosanoids; lipids; precursors of cholesterol, cholesterol metabolites; prostanoids; and sugars.
US11313860B2 Screening kit for detection of grades of cervical cancer and process for the preparation thereof
The capabilities of using gold nanoparticle as surface-enhanced Raman scattering (SERS) substrate to obtain cervical smear harvested cells biochemical information for non-invasive cervical precancerous detection were presented in this patent document. A SERS reagent and a platform has been developed and optimized for the generation of a differential spectral fingerprinting for cervical cancer detection. SERS measurements were performed on three group's cervical exfoliated cell samples: one group from patients (n=36) with pathologically confirmed cervical cancer and another group with high-grade squamous intraepithelial lesion (HSIL) (n=41) and the last group from healthy volunteers (control subjects, n=47). Tentative assignments of the Raman bands in the measured SERS spectra suggested interesting cancer specific biomolecular changes, including an increase in the relative amounts of amino acids, nucleic acid, carotenoid contents in the cell samples of cervical cancer patients as compared to that of healthy subjects. The results from this study demonstrated that gold nanoparticle based SERS substrate harvested exfoliated cervical smear cell analysis has tremendous potential for the non-invasive detection of cervical precancerous lesions.
US11313851B2 Device, system, and kit for measuring tension of cell structure containing muscle cells
A device for measuring a tension of a cell structure containing muscle cells includes a first and a second gel adaptor holder. The first gel adaptor holder includes a frame member and a first gel holding portion which is disposed protrudingly from a part of an inner surface of the frame member for fixing one end of a gel. The second gel adaptor holder includes a second gel holding portion that fixes another end of the gel, and connecting members connected with the second gel holding portion. A kit including the device, a substrate and a gel forming cover. The substrate includes a pair of gel shaping convex parts fitted along the inner surface of the frame member. The gel forming cover includes a surface parallel to a gel contacting surface of the substrate, in order to form an upper surface of the gel.
US11313849B2 Expansion ratio detection system
An expansion ratio detection system for rubber, including a controller, a rubber sampling module, a rubber calender, a temperature control module, and an expansion ratio detection module. The rubber sampling module obtains a rubber to be tested consistent with a weight value. After the temperature control module determines that the rubber to be tested has reached a first temperature value, the rubber calender outputs the rubber to be tested having a thickness value. The expansion ratio detection module obtains an expansion ratio according to twice the thickness value and a roller pitch.
US11313845B2 Hydrogen-detecting composite particles and manufacturing method thereof
The present invention relates to hydrogen-detectable composite particles through irreversible discoloration and a method for manufacturing same. More particularly, the present invention relates to composite particles having palladium oxide (PdO) particles adhered on the surfaces of zinc oxide (ZnO) nanoparticles and a method for manufacturing same. In addition, the present invention relates to applications of hydrogen detecting sensors, nanofibers, polymer films, paints, or the like using the composite particles.
US11313841B2 Open port sampling interface
A system for sampling a sample material includes a probe which can have an outer probe housing with an open end. A liquid supply conduit within the housing has an outlet positioned to deliver liquid to the open end of the housing. The liquid supply conduit can be connectable to a liquid supply for delivering liquid at a first volumetric flow rate to the open end of the housing. A liquid exhaust conduit within the housing is provided for removing liquid from the open end of the housing. A liquid exhaust system can be provided for removing liquid from the liquid exhaust conduit at a second volumetric flow rate. A droplet dispenser can dispense drops of a sample or a sample-containing solvent into the open end of the housing. A sensor and a processor can be provided to monitor and maintain a liquid dome present at the open end.
US11313840B2 Method for separating diastereomers of pristane
A method for separating diastereomers of pristane. A pristane sample is prepared, and then injected into a chromatographic instrument equipped with a chiral chromatographic column, where a stationary phase of the chiral chromatographic column has a preset pore size. The pristane diastereomers in the pristane sample are separated by the chiral chromatographic column, and the components produced by the separation of the pristane diastereomers sequentially enter a mass spectrometer for detection and analysis.
US11313838B2 Dynamically reconfigurable acoustic diffractive device
An apparatus includes an acoustic source for directing an acoustic wave towards a workspace, a variable acoustic diffractive device positioned in a path of the acoustic wave between the acoustic source and the workspace, the variable acoustic diffractive device including an array of elements each having independently variable acoustic properties, and an electronic controller in communication with the acoustic source and the variable acoustic diffractive device, the electronic controller programmed to supply signals to cause the acoustic source to produce the acoustic wave and the variable acoustic diffractive device to diffract the acoustic wave from the acoustic source to provide non-uniform acoustic forces in a medium located in the workspace.
US11313836B2 System, method and computer program product for gas analysis
A collimated beam (23) of a surface acoustic wave propagates on a piezoelectric substrate (22) while passing through sensitive film (25) to adsorb a sensing gas. Signal processing unit (40) transmits an exciting burst signal to sensor electrode (24) to excite the collimated beam (23), receives first and second returned burst signals after the collimated beam (23) has propagated, and calculates a target gas parameter by a target leakage factor of the background gas and a relation between reference gas parameters and reference leakage factors of reference gases, the leakage factor is provided by first and second attenuations of the first and second returned burst signals, respectively, using waveform data of the first and second returned burst signals.
US11313829B2 Rapid blotting device and applications thereof
Provided herein is a wet protein blotting system comprising (a) a dry assembly module; (b) a protein blotting chamber; (c) a liquid transfer buffer handling system; and (d) a control panel and power supply. The wet protein blotting systems provided herein reduces the blotting time of a traditional wet blotting process while maintaining the ability for high sensitivity in the transfer of proteins from a polyacrylamide gel to a membrane. Also provided are dry assembly modules and liquid transfer buffer handling systems that enable a fully automatic buffer manipulation system by one or more than one transfer buffers could be pumped into the protein blotting chamber to enhance the transfer efficiency. Also provided is a protein blotting chamber capable of controlling the temperature of the wet protein blotting system.
US11313827B2 Sensor devices for detecting a pH change in a solution
According to various embodiments, there is provided a sensor device that includes: a substrate and two semiconductor structures. Each semiconductor structure includes a source region and a drain region at least partially disposed within the substrate, a channel region between the source region and the drain region, and a gate region. A first semiconductor structure of the two semiconductor structures further includes a sensing element electrically connected to the first gate structure. The sensing element is configured to receive a solution. The drain regions of the two semiconductor structures are electrically coupled. The source regions of the two semiconductor structures are also electrically coupled. A mobility of charge carriers of the channel region of a second semiconductor structure of the two semiconductor structures is lower than a mobility of charge carriers of the channel region of the first semiconductor structure.
US11313812B2 Radiation detector
A radiation detector includes an image generator and a case. The image generator generates a radiograph according to received radiation. The case stores the image generator and includes a first component and a second component screwed to the first component. The second component is movable with respect to the first component in a direction along a seat surface of a screw by a screw hole of the second component being formed such that a diameter is larger than a diameter of a shaft of the screw but smaller than a diameter of a head of the screw. A loosening torque that acts, in a direction to loosen the screw, on the screw when the seat surface receives a frictional force from the second component is smaller than a loosening start torque that is the loosening torque of when the screw starts to loosen.
US11313810B2 Secure semiconductor wafer inspection utilizing film thickness
A method for verifying semiconductor wafers includes receiving a semiconductor wafer including a plurality of layers. A first set of measurement data is obtained for at least one layer of the plurality of layers, where the first set of measurement data includes at least one previously recorded thickness measurement for one or more portions of the at least one layer. The first set of measurement data is compared to a second set of measurement data for the at least one layer. The second set of measurement data includes at least one new thickness measurement for the one or more portions of the at least one layer. The semiconductor wafer is determined to be an authentic wafer based on the second set of measurement data corresponding to the first set of measurement data, otherwise the semiconductor is determined to not be an authentic wafer.
US11313809B1 Process control metrology
Methods and systems for estimating values of process parameters based on measurements of structures fabricated on a product wafer are presented herein. Exemplary process parameters include lithography dosage and exposure and lithography scanner aberrations. A measurement model is employed to estimate process parameter values from measurements of structures fabricated on a wafer by a particular fabrication process. The measurement model includes process parameters and geometric parameters of structures under measurement. In some embodiments, a model based regression of both a process model and a metrology model is employed to arrive at estimates of at least one process parameter value based on measurements of a fabricated structure. In some embodiments, a trained measurement model is employed to directly estimate process parameter values based on measurements of structures. The measurement model is trained based on simulated measurement signals associated with measurements of shape profiles generated by different sets of process parameter values.
US11313808B2 Vibrating inspection device for detection of particles in a liquid
An inspection device has a particle detector adapted to detect particles in a liquid, the particle detector preferably including a camera. The inspection device including a seat adapted to position a container housing the liquid in an area of operation of the particle detector and a vibration arrangement for vibrating the container. The vibration arrangement includes a frequency generator adapted to provide an electrical signal and a transducer adapted to transduce the electrical signal provided by the frequency generator into an acoustic wave. The seat is adapted to position the container adjacent to the transducer for inspecting a liquid inside a container with respect to the existence of particles. The inspection device allows for an accurate and gentle inspection of the liquid filled in the container and for detecting particles in the liquid.
US11313796B2 Optical waveguide and optical concentration measuring apparatus comprising a support with a shifted connecting portion
An optical waveguide (10) includes a substrate (15), a core layer (11) that extends along the longitudinal direction and through which infrared light IR can propagate, and a support (17) formed from a material with a smaller refractive index than the core layer (11) and configured to connect at least a portion of the substrate (15) and at least a portion of the core layer (11) to support the core layer with respect to the substrate (15). A connecting portion (171) of the support (17) connected to the core layer (11) is shifted from the position having the shortest distance from the center to the outer surface in a cross-section perpendicular to the longitudinal direction of the core layer (11).
US11313795B1 Biological detection device and method for toilet water solution
A biological detection device for a toilet water solution includes a mounting portion, a main system, an adjustable support portion and a detection portion. The main system is connected to the mounting portion. The adjustable support portion can be adjusted for its movement in both horizontal and vertical directions and is connected to the mounting portion. The detection portion is connected and linked to the adjustable support portion and includes a light emitting source and an optical sensor. The biological detection device for a toilet water solution is a home healthcare device capable of automatically detecting whether there is blood in stool or urine without adding any chemical reagent or collecting any stool or urine specimen.
US11313792B2 Method for observing a sample in the infrared range
A method is provided for observing a biological sample between a light source and a pixelated image sensor, the light emitting an incident light beam, which propagates to the sample along a propagation axis and at an emission wavelength, the method including: illuminating the sample with the source; and acquiring an image of the sample with the sensor, no image-forming optic being placed between the sample and the sensor, the sample absorbing some of the beam, such that the acquired image is representative of an absorption of the beam by the sample at the emission wavelength, the source illuminates an area of the sample larger than 1 mm2, the image acquired of the sample by the sensor corresponds to an area of sample larger than 1 mm2, and pixels of the sensor define a detection plane, the sample being placed at a distance from the plane smaller than 1 mm.
US11313784B2 Microparticle sorting device, and method and program for sorting microparticles
Provided are a microparticle sorting device, and a method and a program for sorting microparticles capable of stabilizing sorting performance over a prolonged period of time.The microparticle sorting device includes an imaging element and a controller. The imaging element obtains an image of fluid and fluid droplets at a position where the fluid discharged from an orifice which generates a fluid stream is converted into the fluid droplets. The controller controls driving voltage of an oscillation element which gives oscillation to the orifice and/or controls a position of the imaging element based on a state of the fluid in the image and/or a state of a satellite fluid droplet. The satellite fluid droplet does not include microparticles and exists between the position, where the fluid is converted into the fluid droplets, and a fluid droplet, among fluid droplets including the microparticles, which is closest to the position where the fluid is converted into the fluid droplets.
US11313783B2 Nanometer cutting depth high-speed single-point scratch test device and test method thereof
A nanometer cutting depth high-speed single-point scratch test device includes a workbench, an air-bearing turntable, a test piece fixture, a test piece, a Z-direction feeding device, a nano positioning stage, a force sensor and a scratch tool. A micro convex structure with controllable length and height is machined in a position of the test piece to be scratched.
US11313778B1 In-situ micro-viscometry for low-cost cure monitoring and control
The present invention relates to devices for measuring property changes via in-situ micro-viscometry and methods of using same. The aforementioned device is inexpensive and can be used to quickly and accurately measure numerous physical and chemical property changes, including but not limited to the rate of chemical cure, change in tack, and rate of mass loss, for example, rate of moisture, solvent and/or plasticizer change.
US11313776B2 Method for evaluating brittle crack arrestability of steel plate
Provided is a method for evaluating brittle crack arrestability of a steel plate by using a large test piece, in which a notch is disposed on one edge in a central portion, in which an embrittled region having a predetermined length L is formed at a tip of the notch or formed so as to include the tip, and in which a fusion zone spaced from the embrittled region is disposed. The fusion zone is formed on one side or both sides of the embrittled region at a distance d from the embrittled region, where d is determined in relation to a thickness t of the steel plate, and a length of the fusion zone is determined by adding ΔL1 (0.3L to −0.3L) to a length L of the embrittled region and by subtracting ΔL2 (0 to 0.4L) from the length L.
US11313775B2 Device and method for evaluating fracture initiation and propagation, and stress sensitivity of propped fracture
A device and method for evaluating fracture initiation and propagation, and a stress sensitivity of a propped fracture is provided. The device includes a core part, a confining pressure loading part, a fracturing fluid pumping part, a stress sensitivity testing part and a fracture monitoring part. The method evaluates fracture initiation and propagation, and a stress sensitivity of a propped fracture using the above device and is reliable and simple to operate and guides optimization of construction parameters of hydraulic fracturing, thus achieving improvement in productivity of an oil and gas well.
US11313769B2 Particulate sampler and method of using same
A sampler for use in the control extraction of material samples from a flow stream of particulate material within a tubular conveyor. A rotatable extractor extends through a sample aperture in the body of the conveyor and when actuated will permit the periodic capture and discharge of particulate material samples of a controlled size from the flow stream to a sample discharge outlet outside of the conveyor. The rotatable extractor does not interfere with any material flow assistance device within the conveyor, and in operation of the conveyor, the extractor will capture periodic samples from the operating flow stream for discharge at the sample discharge outlet. The rotatable extractor could comprise an extractor flighting, extending into the flow stream and out through a discharge tube or might comprise a rotationally mounted extractor to adapted to permit periodic sampling during rotation of the tube.
US11313766B2 Pedestal for chassis dynamometer
In the chassis dynamometer apparatus, a pedestal contains a mounting frame on which a load motor is mounted, and a base under the mounting frame. Provided that a longitudinal direction of a vehicle is an x-axis direction and a width direction of the vehicle is a y-axis direction, a first movable mount(s) slidable in one side of the x-axis or y-axis direction, a second movable stand slidable in the other side of the x-axis or y-axis direction, and a spherical joint tiltable and rotatable in an arbitrary direction are connected in series between the mounting frame and the base.
US11313765B2 Systems and methods for remote visual inspection and emissions testing of vehicles
A vehicle certification system includes an emissions sensor configured to capture emissions data of a subject vehicle, a local computing system that includes a processor and a non-transitory computer readable memory, an imaging device communicatively coupled to the processor, a display communicatively coupled to the processor, and a machine-readable instruction set stored in the non-transitory computer readable memory that, when executed by the processor, causes the local computing system to capture image data of the subject vehicle, and a remote server that is configured to receive the emissions data captured by the emissions sensor, determine compliance with at least one emissions criterion based on the emissions data, receive the image data of the subject vehicle captured by the local computing system, and determine compliance with at least one visually verifiable inspection criterion based on the image data.
US11313762B2 Dynamometer control device
An input-side control device includes a first input signal generation unit for generating a first input signal on the basis of the deviation between an engine torque command signal and an input-side shaft torque detection signal; a second input signal generation unit for generating a second input signal on the basis of an input-side speed detection signal weighted according to a prescribed weighting signal; and a torque command signal generation unit for generating a torque command signal on the basis of the first and second input signals. If the value of a filtered signal obtained from the input-side speed detection signal is less than a prescribed threshold, the second input signal generation unit makes the value of the weighting signal lower than if the value of the filtered signal were greater than or equal to the threshold.
US11313761B2 Test system
The purpose of the present invention is to provide a device for controlling a dynamometer of a test system, wherein the device is capable of controlling shaft torque to a prescribed target torque while minimizing low-frequency-range resonance caused by viscous drag of a test piece. This test system is provided with a dynamometer joined to an engine via a coupling shaft, an inverter for supplying electric power to the dynamometer, a shaft torque meter for detecting the shaft torque produced in the coupling shaft, and a dynamometer-controlling device 6 for generating a torque-current command signal T2 that is sent to the inverter and is generated on the basis of a shaft torque detection signal T12 from the shaft torque meter. The dynamometer-controlling device 6 is provided with an integrator 62 for integrating the difference between the shaft torque detection signal 12 and a shaft torque command signal T12ref, and a phase lead compensator 63 for accepting an output signal from the integrator 62 as an input and performing a phase lead compensation process that uses constants (a1, b1) that are dependent on the viscous drag of the test piece. An output signal from the phase lead compensator 63 is used to generate the torque-current command signal T2.
US11313758B2 Apparatus and methods for measuring thermally induced reticle distortion
An apparatus and method for measuring thermo-mechanically induced reticle distortion or other distortion in a lithography device enables detecting distortion at the nanometer level in situ. The techniques described use relatively simple optical detectors and data acquisition electronics that are capable of monitoring the distortion in real time, during operation of the lithography equipment. Time-varying anisotropic distortion of a reticle can be measured by directing slit patterns of light having different orientations to the reticle and detecting reflected, transmitted or diffracted light from the reticle. In one example, corresponding segments of successive time measurements of secondary light signals are compared as the reticle scans a substrate at a reticle stage speed of about 1 m/s to detect temporal offsets and other features that correspond to spatial distortion.
US11313757B2 Methods and apparatus for detecting a position of liquid
Methods and apparatus for detecting moisture that includes at least three conductors. One of the conductors has a different resistance than the other conductors. A liquid extends between the conductors. The difference between the impedance through a pair of conductors and the liquid and the impedance of through another pair of conductors and the liquid may be used to determine the position of the liquid along a length of the conductors. Similar methods may be used to determine an area of a liquid with respect to the conductors.
US11313755B2 Automated pipeline maintenance using multiple pigs over time
Dynamic pressure wave propagation can be used in pipelines to provide information about the available, unobstructed diameter and any partial or complete blockages in the pipeline. Based on this information, a system can automatically determine optimal times to launch pipeline inspection gauges for cleaning or other purposes. A pipeline inspection gauge is sometimes referred to as a pig. Certain aspects and features include a system that can launch pigs as needed automatically by activating an automatic multiple pig launcher at appropriate times.
US11313750B2 System and method for detecting operating events of an engine via MIDI
A method of monitoring an operating event of a combustion engine includes receiving a noise signal sensed by a knock sensor disposed in or proximate to the combustion engine, correlating the noise signal with a musical instrument digital interface (MIDI) fingerprint having at least an ADSR envelope indicative of the operating event, and detecting if the operating event has occurred based on the correlating of the noise signal with the fingerprint.
US11313748B2 Pressure monitor housing with cap-engaging projection
Example aspects of an outer housing for a pressure monitoring system and a pressure monitoring system for a wet barrel hydrant are disclosed. The outer housing for a pressure monitoring system can comprise a sidewall shell defining an axis extending centrally therethrough and comprising an annular inner sidewall projection extending from a top end thereof; and a cap mounted to the sidewall shell, the cap defining an annular cap recess, wherein the annular inner sidewall projection is configured to engage the annular cap recess.
US11313738B2 Apparatus for measurement of atmospheric temperature inversions
A handheld apparatus for measuring atmospheric temperature inversions consisting of a battery powered electronic display portion, a folding pole portion, and a temperature sensor protected from sources of heat radiation. An electronic circuit measures air temperatures at multiple heights accurately by automatically determining when readings have stabilized and reads a tilt sensor to assure temperature readings are at the proper height. Affixing said temperature sensor to the end of a pole while the opposite end is held in the user's hand facilitates waving of the temperature sensor end through the air to increase air flow, therefore, assuring quicker response and accurate air temperature readings. An electronic display indicates the presence and intensity of an atmospheric temperature inversion.
US11313737B2 Optical fiber grating sensing method applied to small-size fire source monitoring
An optical fiber grating sensing method applied to small-scale fire source monitoring are provided, distinguishing two concepts of a spatial resolution and a perception resolution, under the premise of ensuring the spatial resolution of a traditional fiber Bragg grating sensing system, only increase the number of fiber Bragg gratings covered by a single pulsed optical signal without changing a pulse width of a pulsed optical signal, so as to improve the perception resolution of the system without increasing the requirements for a hardware circuit, and truly shorten an interval between adjacent fiber Bragg gratings. Improving the perception resolution of the system, which not only ensures the spatial resolution of the system, but also realizes the monitoring of small-scale fire sources; by adopting a simple feature extraction algorithm to obtain fire temperature information in different areas, the temperature detection speed of the system is fast.
US11313732B2 Ti—Ni-based alloy; wire, electrically conductive actuator, and temperature sensor, each using this alloy; and method of producing a Ti—Ni-based alloy
A Ti—Ni-based alloy, which has a torsion angle for Interface I that is a junction plane between habit plane variants of a martensitic phase, of less than 1.00°; a wire, an electrically conductive actuator, and a temperature sensor, each of which uses that alloy; and a method of producing the Ti—Ni-based alloy.
US11313731B2 System and method for monitoring a temperature-related condition
Systems and methods for monitoring and/or controlling a temperature related condition of an item, including from a location different than a location at which the food item is located, are disclosed. At least one remote unit has a temperature sensor, a computing device configured to analyze measured temperature data, and a user interface. The user interface displays information regarding a temperature related condition of the item via light or visual signals. A control unit may wirelessly communicate with the remote unit. The control unit may be used to program the user interface to display particular light or visual signals in response to particular temperature related conditions. The control unit may instruct a temperature control mechanism to adjust the temperature of the item.
US11313727B2 EUV spectroscopic polarimeter
We have invented an EUV spectroscopic polarimeter including a light receiving element, a first polarizing modulation element, a second polarizing modulation element, an energy splitting element and a light detecting and analyzing apparatus. The light receiving element is for receiving a target light. The first polarizing modulation element is rotatably connected to the light receiving element for generating a first polarized light. The second polarizing modulation element is rotatably connected to the first polarizing modulation element for generating a second polarized light. The energy splitting element receives the second polarized light so as to generate a modulated-polarization and energy-resolved light. The light detecting and analyzing apparatus receiving the polarization-modulated and energy-resolved light and providing a spectrum information by an analyzing algorithm which is able to retrieve the helicity, ellipticity, tilt angle and the degree of polarization for the whole spectrum of the target light.
US11313726B1 Safe UV-C dosimeter
A meter for measuring UV light having wavelengths, preferably between 205 nm and 237 nm. The meter includes at least one UV sensitive photo diode adapted for detecting the wavelengths of UV light between a lower end and an upper end; a first filter that blocks the UV light having wavelengths below 237 nm down to at least the lower end that the UV sensitive photo diode can detect; a second filter that blocks the UV light having wavelengths above 230 nm up to at least 205 nm; at least one amplifier for amplifying a signal from the UV sensitive photo diode; an analog to digital converter; a microprocessor; a battery in electrical communication with the microprocessor. The microprocessor preferably being in communication with the amplifier and the analog to digital converter. The microprocessor provides a result for the UV light that the UV sensitive photo diode is exposed to.
US11313718B2 Semiconductor film and phototube light detector
A light detection system is provided for association with a light source. The light detection system includes a light detector and circuitry. The light detector includes semiconductor film and phototube devices and is disposed with at least one line-of-sight (LOS) to the light source. The circuitry is coupled to the light detector and the light detector and the circuitry are configured to cooperatively identify a presence and a characteristic of a light emission event at the light source.
US11313716B2 Vibration detection element and method for manufacturing the same
A vibration detection element includes substrates, support members, and an oscillator, and may be used as a biosensor and/or for liquid inspection by analysis of oscillator resonant frequency change. The substrates have a space portion, and the support members protrude from the surfaces of the respective substrates into the space portion. The oscillator is disposed between the support members and is capable of vibrating in the space portion. The support members may each include multiple supports which prevent the oscillator from contacting the substrate surfaces. During manufacturing the oscillator may be transferred from the support member of a glass flow path substrate to a silicon flow path substrate by placement of the silicon substrate support member against the oscillator and subsequent removal of the adhesive from the glass substrate support member.
US11313713B2 Magnetostrictive transmitter
The present invention provides a sensor assembly for a magnetostrictive transmitter. The sensor assembly includes a holder, a substrate, a piezoelectric crystal, and a magnetostrictive wire. The piezoelectric crystal includes an inner surface. The piezoelectric crystal further includes a groove extending in the inner surface. A portion of the magnetostrictive wire is operable to be receive in the groove in the inner surface of the piezoelectric crystal.
US11313706B2 Sensor device having a converter with a flexible electrically conductive converter element and a resetting device
A sensor device is provided for fitting to an object through which a medium flows, in particular to a pipeline. The sensor device comprises at least one converter device having at least one flexible converter element which comprises at least one electrically conductive conductor element and, for the sectional coverage of the object, is transposable to an operating position, in which it is at least partially arranged about a longitudinal axis. The converter device comprises a resetting device having at least one transmission element which is arranged on the converter element. The resetting device is provided for the setting and/or resetting of the converter element in the operating position.
US11313702B2 System and method for monitoring analog front-end (AFE) circuitry of an inductive position sensor
A system and method for monitoring analog front-end (AFE) circuitry of an inductive position sensor. A redundant AFE channel is provided and alternatively utilized with a sine AFE channel or a cosine AFE channel of the AFE circuitry to obtain a voltage difference that may result in a detection angle error at the electronic control unit (ECU) of the inductive position sensor.
US11313696B2 Method and apparatus for a context-aware crowd-sourced sparse high definition map
A vehicle is described, and includes an on-board controller, an extra-vehicle communication system, a GPS sensor, a spatial monitoring system, and a navigation system that employs an on-vehicle navigation map. Operation includes capturing a 3D sensor representation of a field of view and an associated GPS location, executing a feature extraction routine, executing a semantic segmentation of the extracted features, executing a simultaneous location and mapping (SLAM) of the extracted features, executing a context extraction from the simultaneous location and mapping of the extracted features, and updating the on-vehicle navigation map based thereon. A parsimonious map representation is generated based upon the updated on-vehicle navigation map, and is communicated to a second, off-board controller. The second controller executes a sparse map stitching to update a base navigation map based upon the parsimonious map representation. The on-vehicle navigation map is updated based upon the off-board navigation map.
US11313689B2 Route safety determination system
Systems and methods are provided for receiving location data for a first location and a second location and generating a plurality of candidate routes to travel from the first location to the second location, based on the location data, each candidate route comprising a plurality of segments. The systems and methods further generate a safety score for each segment of each candidate route of the plurality of candidate routes, generate a safety score for each candidate route based on safety scores generated for each segment associated with each candidate route, select a best candidate route using the safety score associated with each of the candidate routes, and provide a recommendation for a travel route comprising the best candidate route
US11313679B2 Self-propelled civil engineering machine system with field rover
A civil engineering machine has a machine control unit configured to determine data which defines the position and/or orientation of a reference point on the civil engineering machine in relation to a reference system independent of the position and orientation of the civil engineering machine. A geometrical shape to be produced on the ground is preset in either a machine control unit or a field rover control unit. The field rover is used to determine a position of at least one identifiable point of the preset geometrical shape in the independent reference system. Curve data defining a desired curve in the independent reference system, corresponding to the preset shape, is determined at least partially on the basis of the position of the at least one identifiable point of the preset geometrical shape in the independent reference system.
US11313678B2 Remote measurement of shallow depths in semi-transparent media
Through discrimination of the scattered signal polarization state, a lidar system measures a distance through semi-transparent media by the reception of single or multiple scattered signals from a scattering medium. Combined and overlapped single or multiple scattered light signals from the medium can be separated by exploiting varying polarization characteristics. This removes the traditional laser and detector pulse width limitations that determine the system's operational bandwidth, translating relative depth measurements into the conditions of two surface timing measurements and achieving sub-pulse width resolution.
US11313677B2 Automated surveying of real world objects
A method for automatic surveying of a real word object by a surveying or metrology instrument. It comprises an acquiring of a picture by the surveying or metrology instrument, which picture is comprising the real world object to be surveyed, and an automatic detecting and classifying of the detected real world object to be surveyed in the picture, and also an automatic surveying of the detected real world object by the surveying or metrology instrument for determining a location and/or a geometrical property of the real world object. The automatic detecting and classifying is done with a classifier based on data acquired by machine learning, which machine learning is based on machine learning training data derived from a virtual digital 3d-model which is representing the real world object and which comprises meta information of this 3d-model.
US11313675B2 Thread shape measuring apparatus and measuring method
A thread shape measuring apparatus includes: a first illuminating unit that has an optical axis orthogonal to a cross section including a thread axis, and illuminates the thread portion; a second illuminating unit that has an optical axis that forms an angle θ larger than a lead angle γ of the thread portion with respect to the direction orthogonal to the cross section and illuminates the thread portion; an image-capturing unit that has a visual axis parallel to the optical axis of the first illuminating unit, includes a telecentric lens, has a focusing position matching the cross section, and detects, out of the light emitted from the first illuminating unit or the second illuminating unit, light that has not been blocked by the thread portion to capture an image of the detected light; and an operation unit that calculates a shape of the thread portion based on the captured image.
US11313673B2 Methods of making a component with an integral strain indicator
A method of making a component with an integral strain indicator includes forming the component from a first material, where the component has an outer surface and an internal volume; and directly depositing a plurality of fiducial markers on a portion of the outer surface. The fiducial markers are formed from a second material that is compatible with the first material, and the portion of the outer surface defines an analysis region on the outer surface of the component. The analysis region defines a gage length, and each fiducial marker of the plurality of fiducial markers has a maximum diameter of between one-tenth and one-twentieth of the gage length. Periodic measurement of the fiducial marker positions is performed to monitor component strain.
US11313671B2 Chromatic confocal range sensing system with enhanced spectrum light source configuration
A confocal range sensing (CRS) system is provided including a wavelength detector, source light configuration, and one or more measurement channels. Each measurement channel is configured to sense a respective distance to a workpiece surface and includes a confocal detection aperture and confocal light source aperture. The source light configuration includes first and second phosphor compositions, a wavelength combining configuration, and a shared source light path. The first and second phosphor compositions are located in separate respective first and second phosphor regions. As part of workpiece height measurement operations, the first and second phosphor compositions emit first and second emitted light, respectively, to the wavelength combining configuration which outputs first and second emitted light along the shared source light path as source light (i.e., having an extended wavelength range due to the combination of the first and second emitted light) that is received by each respective confocal light source aperture.
US11313669B2 Systems and methods for optimizing focus for imaging-based overlay metrology
Methods and systems for focusing and measuring by mean of an interferometer device, having an optical coherence tomography (OCT) focusing system, by separately directing an overlapped measurement and reference wavefront towards a focus sensor and towards an imaging sensor; where a predefined focusing illumination spectrum of the overlapped wavefront is directed towards the focus sensor, and where a predefined measurement illumination spectrum of the overlapped wavefront is directed towards the imaging sensor. Methods and systems for maintaining focus of an interferometer device, having an OCT focusing system, during sample's stage moves.
US11313668B2 Compressed ultrafast imaging velocity interferometer system for any reflector
The present disclosure provides a compressed ultrafast imaging velocity interferometer system for any reflector, comprising a light source and target system, an etalon interference system, a compressed ultrafast imaging system, a timing control system and a data processing system. An imaging device in the traditional imaging velocity interferometer system for any reflector is replaced by a compressed ultrafast imaging system, a compressed ultrafast Photography (CUP) is introduced in an imaging process, multi-frame images, i.e. three-dimensional images for two-dimensional space and one-dimensional time, are reconstructed via a single measurement by a CUP-VISAR two-dimensional ultrafast dynamic image imaging, a complete dynamic process of a two-dimensional interference fringes image is restored, and spatiotemporal evolution information of a shock wave is effectively acquired, improving an imaging performance of the imaging velocity interferometer system for any reflector in dimension, and achieving a goal that could not be achieved before.
US11313666B2 Angle sensor and angle sensor system
An angle sensor includes a first magnetic sensor that outputs a first signal, a second magnetic sensor that outputs a second signal, and a processor that performs processing for generating an angle detection value. The processing for generating the angle detection value includes first processing for determining a first candidate value of the angle detection value, second processing for performing processing for determining an (n+1)th candidate value either once or more than once while incrementing n in value by one each time, the (n+1)th candidate value being determined by performing second computing processing using the first and second signals, first and second strengths, and an nth candidate value of the angle detection value, where n is an integer of 1 or more, and third processing for assuming the candidate value last determined by the second processing as the angle detection value.
US11313654B2 Polymer ammunition having a projectile made by metal injection molding
The present invention provides an ammunition having a metal injection molded projectile and a polymer cartridge case comprising a polymer ammunition cartridge comprising a bottom portion and a top portion that enclose a propellant chamber, wherein the bottom portion comprises a primer recess in communication with a primer flash hole that extends into a propellant chamber and the top portion comprises a projectile aperture; a primer inserted into the primer flash hole aperture; a propellant at least partially filling the propellant chamber; and a metal injection molded projectile frictionally fitted in the projectile aperture, wherein the metal injection molded projectile comprises a nose extending essentially symmetrically to a shoulder, and an essentially cylindrical bearing surface extending from the shoulder to a base.
US11313651B2 Deployable ballistic shield
A deployable ballistic shield is disclosed. The deployable ballistic shield includes a plurality of layers formed of a high impact anti-ballistic Aramid material. The shield is selectively configured between a stowed condition, in which the plurality of layers are in contact with an adjacent layer, and a deployed condition in which the plurality of layers are suspended in a spaced apart relation with a gap formed between the adjacent layer. A handhold is defined at a top end of the shield. Aa foothold may be defined at a bottom end of the shield. The deployable ballistic shield may be used by law enforcement, military, and other personnel as a protective ballistic barrier. Gaps between the plurality of layers serve to absorb the kinetic energy of a ballistic round.
US11313649B1 Elevation range meter and method of ranging a target using said elevation range meter
An elevation range meter is configured to be used in conjunction with a reticle to provide an offset range marking, such as an offset range distance that a target is located over on the reticle before firing. An offset range distance factors in the range to the target and the elevation of the firearm. The elevation range meter has a weighted dial that rotates with respect to the barrel or elevation angle to indicate an offset range marking, such as a distance, milliradians or minutes of angle, from a plurality of elevation range marking columns on the weighted dial. The weighted dial may have a plurality of columns of elevation range markings and the appropriate column for the determined range may be selected to indicate the offset range distance. The user may then locate the target on the reticle at this offset range distance before firing.
US11313638B2 Laser training device with simulated cycling of a firearm action
A weapon training device include a frame, a reciprocating member in sliding longitudinal engagement with the frame, and a magazine coupled to the frame. The magazine has a compressed gas chamber in fluid communication with a valve. A light emitter actuated by a switch tied to a trigger is disposed in a barrel. A fire control module has a trigger that is releasably engaged thereto and positioned in axial alignment with the valve, and linked to the switch. A piston is fixed to the frame and is in fluid communication with the magazine valve. A piston sleeve is fixed to the reciprocating member, and the piston is be received therein. An impulse to the piston sleeve from the gas directed into the piston is transferred to a rearward longitudinal motion of the reciprocating member relative to the frame.
US11313632B2 Deep cleaning alignment equipment
Systems and methods for cleaning a heat recovery steam generator system including tubes and fins associated therewith using deep cleaning alignment equipment are described. The deep cleaning alignment equipment primarily includes at least one wedge and at least one wand. The wedge may be an elongate wedge configured to maximize the surface area that contacts the tubes and fins, which in turn minimizes the amount of stress about any specific point of the tubes or the fins. Additionally, the wedge may be made of a soft, composite material, such as a high strength carbon fiber nylon. The composite material is softer than the material that makes the tubes and fins. As a result, when the wedge contacts the tubes and fins, the tubes and fins will not sustain damage. Instead, any damage that may occur would be to the wedge.
US11313631B2 Composite heat sink having anisotropic heat transfer metal-graphite composite fins
A composite server heat sink with a metal base having a thermal conductivity of at least 200W/mK. Plural fins extend from the metal base, each fin having an anisotropic thermal conductivity in a range of approximately 300 to 650 W/mK in a longitudinal direction of the fin and less than approximately 30 W/mK in a widthwise direction of the fin. Each fin includes graphite in an amount of approximately 45-70 wt. %, diamond in an amount of approximately 2.5 to 10 wt. % with the balance comprising a metal selected from one or more of copper and aluminum. To create the anisotropic thermal properties, the graphite is aligned along the longitudinal direction of the fin.
US11313628B2 Thermal conducting structure
A thermal conducting structure includes a vapor chamber and at least one heat pipe. The vapor chamber has a casing with a through hole formed on a side of the casing, and a chamber defined inside the casing and communicated with the through hole and having a metal mesh covered on an inner wall of the chamber. The heat pipe has a tubular body and an opening formed at an end of the tubular body, and the tubular body is connected to the through hole, and a cavity is defined inside the tubular body. A capillary member is covered onto an inner wall of the cavity. The metal mesh extends through the opening into the cavity to connect the capillary member. The metal mesh is used as a capillary structure, and the vapor chamber and heat pipe are used together to provide a better cooling efficiency.
US11313623B2 Heat exchanger
A heat exchanger includes a duct, a stacked core, and a coupling plate. The duct includes a first plate that is disposed to face at least one of end faces of the stacked core in a core width direction, and a second plate that is disposed to face at least one of the end faces of the stacked core in a tube stacking direction. The second plate includes a second-plate end plate portion disposed to face the end face of the stacked core in the core width direction and brazed to a wall surface of the first plate, a second-plate center plate portion that is disposed to face the end face of the stacked core in the tube stacking direction, and a flange portion that extends in the tube stacking direction and is brazed to a bottom wall surface of a groove portion of the coupling plate.
US11313620B2 Intelligent drying method and ultraviolet sterilization container
An intelligent drying method and an ultraviolet sterilization container are applied to an ultraviolet sterilization container for drying a sterilized article, the method comprising: that the sterilization container sequentially executes the following steps after receiving a drying instruction: releasing hot air to an article storage cavity; when an initial drying time is reached, collecting the intracavity temperature of the article storage cavity; automatically obtaining an extended drying time corresponding to the intracavity temperature of the article storage cavity; and continuously releasing hot air to the article storage cavity until the extended drying time is reached. The ultraviolet sterilization container includes: an article storage cavity, a heating air duct, a microprocessor, and a memory storing a computer readable program executable by the microprocessor. When the computer readable program is executed by the microprocessor, the sterilization container performs the above steps.
US11313619B2 Ethylene plant refrigeration system
A refrigeration system for cooling a charge gas by a binary refrigerant. The refrigeration system comprises n heat exchangers, n compressor stages, at least one separator and a demethanizer. By flowing depressurized refrigerant through all the subsequent heat exchangers and installing interstage coolers, the overall energy for the refrigeration system is reduced.
US11313616B2 Refrigerator with an adjustable bin
A refrigerator appliance having one or more adjustable bins. The refrigerator door may include the one or more adjustable bins. The adjustable bin may move along one or more rails. The adjustable bin may include one or more actuators engaging the one or more rails. The adjustable bin may include one or more bushings slidably engaging the one or more rails. The adjustable bin may include a storage bin removable from a carriage.
US11313615B2 Refrigerator
Disclosed is a refrigerator having an improved rear structure of a door. The refrigerator includes a main body including a storage compartment, a door rotatably coupled to the main body to open and close the storage compartment, a dispenser provided on a front surface of the door, a case mounted on a rear surface of the door and accommodating a water tank disposed adjacent to the dispenser to store water supplied to the dispenser, and a filter including a filter body disposed below the water tank in a transverse direction, and a filter handle configured to allow the filter body to be inserted or withdrawn through an inner side surface of the door from the inside of the case.
US11313614B2 Method and apparatus for sealing French doors for a freezer compartment
An appliance having at least a freezer compartment. The appliance may include a pair of freezer doors accessing the freezer compartment. The freezer compartment may include one or more freezer shelves. A mullion may include a movable portion and a fixed portion for sealing the pair of freezer doors.
US11313613B2 Refrigerator
There is disclosed a refrigerator including an inner case that defines an exterior appearance of a storage space, with a communication hole formed therein, an outer case spaced apart a predetermined distance from the inner case, with a communication formed at a position corresponding to the communication hole of the inner case, a vacuum space provided between the inner case and the outer case, with being maintained vacuum, to insulate the inner case from the outer case, and a connection pipe passing through the vacuum space, to connect the communication hole of the inner case and the communication hole of the outer case with each other.
US11313612B2 Refrigerator
Provided is a refrigerator including a main body including a storeroom, a door body arranged to open or close the storeroom, a decoration panel coupled to a front side of the door body, and a holder mounted on the front side of the door body to be coupled to the decoration panel. The door body includes a rear case defining a rear side of the door body, and a main case defining front and sides of the door body. The main case includes a front part defining the front side of the door body and having an installation groove in which to install the holder, side parts defining sides of the door body, and a rear coupler coupled to the rear case. The main case is formed by bending a single metal board.
US11313611B2 Construction method for vacuum insulated door
A door panel includes an outer panel having a generally planar body portion with inner and outer surfaces and a sidewall with a front edge. An inner panel includes a generally planar body portion with inner and outer surfaces and a sidewall with a front edge. A trim breaker interconnects the outer panel and the inner panel to form a vacuum cavity therebetween. The trim breaker includes first and second upright members interconnected by upper and lower cross members. The trim breaker further includes an inner channel and an outer channel spaced-apart from one another around the trim breaker. The outer channel is outwardly disposed around the inner channel. The front edge of the inner panel is received in the inner channel of the trim breaker, and the front edge of the outer panel is received in the outer channel of the trim breaker.
US11313609B2 Electronic cooling anti-condensation system, and anti-condensation method for same
The present disclosure discloses an electronic cooling anti-condensation system, and an anti-condensation method for the same. The system comprises a testing chamber, electronic cooling plates, temperature sensors, a temperature and humidity sensor, a cooling plate control unit, and a main controller. The main controller is electrically connected to the temperature sensors, the temperature and humidity sensor, and the cooling plate control unit. The main controller is capable of calculating a dew point value of the air in the testing chamber according to a temperature value and a humidity value of the interior the testing chamber acquired by the temperature and humidity sensor, and if the dew point value of the air is greater than a pre-determined threshold, the main controller controls the cooling plate control unit to reduce the number of operating electronic cooling plates or output powers of the electronic cooling plates, wherein the pre-determined threshold is a temperature T1° C. of the electronic cooing plate or a temperature T1+n° C. of the electronic cooling plate acquired by the temperature sensor, and n≤is less than or equal to 10. The present disclosure achieves real-time control of operation states of the electronic cooling plates, thereby realizing redundant control of the cooling plates, and preventing the cooling plates from causing condensation in the chamber body, so as to achieve continuous operation when a failure occurs.
US11313605B2 Insulated carrier for temperature-controlled items
The present application generally relates to devices and methods for transporting, delivering, and storing items, and it more specifically relates to insulated carriers for use in transporting, delivering, and storing temperature controlled items such as perishable food and beverage items. Embodiments provide for insulated containers having an interior cavity surrounded by one or more panels having insulation wherein the containers are collapsible to allow for the efficient storage and transport of the containers while empty.
US11313604B2 Temperature controlled container
A temperature controlled container includes a case which has a storage space formed therein; a thermoelectric element; a heat transfer body in communication with the thermoelectric element and facing the storage space. The heat transfer body includes a heat transfer case which has an enclosed space formed therein and is wider than the thermoelectric element, and includes a portion facing the thermoelectric element; a phase change material which is accommodated in the enclosed space; and a heat transfer body which is disposed in the heat transfer case so as to be positioned in the enclosed space. The heat transfer body has a first body portion which is in communication with the portion of the heat transfer case facing the thermoelectric element and a second body portion, and the first body portion in communication with the second body portion.
US11313603B2 Ice maker and refrigerator
An ice maker includes an upper assembly provided with an upper tray which has an upper chamber recessed upwardly to define an upper side of an ice chamber in which water is filled to generate ice, a lower assembly provided with a lower tray which has a lower chamber recessed downwardly to define a lower side of the ice chamber, and a lower supporter which supports a lower side of the lower tray, in which the lower assembly is rotatably connected to the upper assembly. The ice maker also includes an upper ejector provided with an upper ejecting pin which separates ice from the upper tray after ice-making is completed, in which the upper ejector is connected to the lower assembly to be interlocked with each other, such that when the lower assembly is rotated, the upper ejector is lifted and lowered.
US11313600B2 Modulating reheat operation of HVAC system with multiple condenser coils
A heating, ventilation, and/or air conditioning (HVAC) unit includes a refrigerant circuit including a reheat coil and a condenser system, a first valve disposed along the refrigerant circuit and configured to modulate refrigerant flow to the reheat coil and to the condenser system, and a second valve disposed along the refrigerant circuit downstream of the first valve relative to a direction of the refrigerant flow through the refrigerant circuit. The condenser system includes a first condenser coil and a second condenser coil, and the second valve is configured to be actuated to control refrigerant flow to the second condenser coil.
US11313598B2 Digital controlled solenoid capillary tube metering devices of refrigeration systems
A refrigeration system includes a compressor; a condenser; an expansion valve having a body with an expansion valve inlet and an expansion valve outlet; an evaporator all arranged in a refrigeration circuit; and a controller. The expansion valve body has a pathway comprising an inlet body capillary tube flow-connected to the expansion valve inlet, and an outlet body capillary tube flow-connected to the expansion valve outlet. The expansion valve comprises a solenoid operated valve element that is selectively positionable between the inlet body capillary tube outlet and the outlet body capillary tube inlet. The controller digitally controls the valve element to position the valve element either to allow flow through the pathway in an open position or to block flow through the pathway in a closed position.
US11313597B2 Heat pump and control method thereof
The present invention provides a heat pump system which comprises a compressor (110), a mode switch valve assembly (120), a mode switch flow path, and a first heat exchanger, a second heat exchanger and a heat recovery heat exchanger respectively connected between the mode switch valve assembly and the mode switch flow path, wherein the mode switch flow path is provided with a first flow path (160), a second flow path (170) and a third flow path (180) which converge at an intersection point, and at least the first flow path and the second flow path are respectively provided with a throttling section (161,171), and the first flow path, the second flow path and the third flow path are controllably switched on/off to realize different function modes. Therefore, a heat pump unit having a heat recovery function is provided, which has advantages of simple structure and high operational reliability, etc.
US11313593B2 Compressor and refrigeration cycle apparatus
A compressor 12 for use in a refrigerant circuit 11 using a refrigerating machine oil 60 being free of phosphoric ester and a refrigerant mixture inclusive of 1,1,2-trifluoroetylene includes a rolling piston 32 and a vane 33 in contact with the rolling piston 32 in a slidable manner. The rolling piston 32 and the vane 33 are formed of a base metal, the base metal being steel, and the base metal is exposed at a contact portion between the rolling piston 32 and the vane 33.
US11313589B2 Tankless water heater with bypass valve operating differently in intermittent operation and normal operation
The water heater may be configured to execute a normal operation in which a heating means is continuously operated in an ON state in a case where a required heat quantity is greater than or equal to a minimum heat quantity. The water heater may be configured to execute an intermittent operation in which the heating means is alternately and repeatedly operated in the ON state and an OFF state repeatedly in a case where the required heat quantity is less than the minimum heat quantity. The water heater may be configured to change a distribution ratio of a flow control mechanism in the normal operation and in the intermittent operation. An operating speed of the flow control mechanism in the intermittent operation may be faster than an operating speed of the flow control mechanism in the normal operation.
US11313588B2 System and method for controlling water heater output temperature
A water heater system and method of operating such a system are disclosed herein. In an example embodiment, the water heater system includes a heat exchanger. a heat source inlet by which heated heating fluid can be provided to the heat exchanger, a heat source outlet by which cooled heating fluid can be communicated from the heat exchanger, a water supply inlet by which supply water can be provided to the heat exchanger, and a water supply outlet by which heated water can be communicated from the heat exchanger. Additionally, the system includes a controller, a water supply outlet temperature sensor, a water supply flowmeter, and an actuator. The controller is configured to generate control signals based at least indirectly upon temperature measurements and flow measurements and to provide the control signals to the actuator to regulate a fluid flow of the heated heating fluid into the heat exchanger.
US11313586B2 Heat exchanger
The present invention relates to a heat exchanger comprising: a burner for combusting a mixture of air and fuel; and a heat exchange unit in which heat is exchanged between combustion gas caused by the combustion of the burner and a heating medium, wherein the heat exchange unit includes a plurality of unit plates stacked on each other, and a sensible-heat exchange unit and a latent-heat exchange unit coaxially disposed around the burner are integrally formed with the unit plates.
US11313584B2 Zero pressure drop water heating system
A zero pressure drop water heating system comprising a cold side conductor having a receiving end and a closed end; a hot side conductor having an exit end and a closed end; a pump; a bypass conductor having a first end, a second end and a bypass valve, wherein the first end is adapted to the receiving end and the second end is adapted to the exit end; at least one heat exchanger having a flow valve; a heat exchanger inlet temperature sensor disposed on the inlet of one of the at least one heat exchanger; an outlet temperature sensor disposed at an outlet of the at least one heat exchanger closest to the exit end; a system outlet temperature sensor disposed on the exit end and a system inlet temperature sensor disposed on the receiving end.
US11313583B2 Fall prevention structure of electric component cover in refrigeration cycle apparatus
A fall prevention structure of an electric component cover in a refrigeration cycle apparatus includes an electric component box housing an electric component of a refrigeration cycle apparatus. The electric component box includes a casing, a side of which is open, and an electric component cover configured to cover, in an upright position, an opening of the casing and to be screwed to the casing. The electric component cover includes a catch including a backward-extending portion and an upward-extending portion. The backward-extending portion extends backward from an upper end portion of the electric component cover. The upward-extending portion extends upward from an end portion of the backward-extending portion. In a state in which the electric component cover is screwed to the casing, the catch is inserted into an insertion slot disposed in a portion extending in an up-down direction of the casing. When the electric component cover is unscrewed from the casing, the electric component cover does not fall from the casing by the catch being caught by a portion above the insertion slot.
US11313582B2 Indoor unit of air-conditioning apparatus
An indoor unit of an air-conditioning apparatus includes a housing defining an outer shape of the indoor unit, and a pipe hole-opening groove section that is in a form of grid-like grooves on an inner surface of the housing. The housing has a box-like shape and includes a lower one surface panel forming a lower end of one side surface of the housing, a one end bottom panel forming one end of a bottom surface of the housing, a lower other surface panel forming a lower end of the other side surface of the housing, and the other end bottom panel forming the other end of the bottom surface of the housing. The pipe hole-opening groove section is formed in at least one of the lower one surface panel, the one end bottom panel, the lower other surface panel, and the other end bottom panel.
US11313575B2 Networking method and apparatus for air conditioning unit, and terminal
The present disclosure discloses a networking method device and terminal for an air conditioning unit. The networking method includes: detecting an outside ambient temperature after a target networking indoor unit is started; determining a target operating mode of the target networking indoor unit according to the outside ambient temperature; detecting a system pressure value of a multi-split air conditioning system after an operating duration of the target networking indoor unit in the target operating mode is greater than a preset operating duration; and determining whether the target networking indoor unit belongs to a target networking system according to the system pressure value.
US11313571B2 PTAC unit with dynamic intelligent air management system and method of use
A refrigerated air conditioning unit partitioned into an inside plenum and an outside plenum and having a single refrigeration loop, a single evaporator, and a recirculated air stream, the unit also having a dynamic intelligent air management system (DIAMS) internal to the unit that is cooperatively configured and operable to continuously introduce preconditioned fresh air directly into the recirculated air stream whenever the unit is operating and to exercise control over a mixed air flow discharged from the unit into an identified space to achieve a desired air temperature and humidity within the identified space.
US11313570B2 Method and device for controlling electric heating of air conditioner compressor
Provided are a method and device for controlling electric heating of an air conditioner compressor. The method may include: first request information is transmitted to a corresponding database server at an interval of a second preset duration, as to acquire weather forecast data of an area where an air conditioner is located within an upcoming third preset duration; the weather forecast data returned by the database server is received and stored in a built-in database of the air conditioner; it is monitored to learn that a shutdown duration of the air conditioner compressor exceeds a first preset duration, as to acquire the weather forecast data stored in the built-in database of the air conditioner; and a control strategy is generated according to the weather forecast data, to control the air conditioner compressor to start and stop electric heating.
US11313569B2 Intelligent air purification robot with mosquito-repelling function
The present application provides an intelligent air purification robot with a mosquito-repelling function. In the present application, a robot body has an obstacle detection function and can make a turn automatically. That is, the robot body can automatically find a path after being placed in a room, and can purify air everywhere in the room. Dust-laden air enters a housing from an air inlet and is then treated by a plurality of modular units. Moreover, a UV lamp is further provided, so that air can be disinfected at a designated position.
US11313561B2 Combustor with axial fuel staging system and gas turbine having the same
A combustor has an axial fuel staging system to allow a fuel-air mixture to be injected from two axially spaced stages using an injector for injection of a secondary fuel-air mixture. The combustor includes a liner defining a combustion chamber; a transition piece coupled to a rear end of the liner; a flow sleeve defining an annular channel by surrounding the liner and the transition piece; and at least one injector disposed on a circumferential position of the flow sleeve to inject a mixture of fuel and air into the combustion chamber. Each of the at least one injector includes an injection pipe extending radially and passing through both the flow sleeve and either of the liner and the transition piece; a plate coupled to the injection pipe; and a plurality of mixing passages formed through the plate. The combustor improves fuel-air mixing and prevents flash back.
US11313559B2 Method and device for flame stabilization in a burner system of a stationary combustion engine
The invention refers to a method and a device for flame stabilization in a burner system of a stationary combustion engine, preferably a stationary gas turbine, in which a flow of an air/fuel mixture is produced and being swirled to form a vortex flow to which a swirl number is assignable before entering a combustion zone in which the vortex flow of the air/fuel mixture is ignited to form a flame within a reverse flow zone caused by vortex breakdown. The swirl number perturbation driven by thermoacoustic oscillation inside the burner system is controlled by affecting the vortex flow actively before entering the combustion zone on basis of changing a flame transfer function assigned to the burner system with the proviso of minimizing pulsation amplitudes of the flame transfer function.
US11313552B2 Protective device and candle wick burning lamp assembly
A protective device and a candle wick burning lamp assembly are provided, wherein the candle wick burning lamp includes a container and a candle wick structure. The candle wick structure includes a candle wick body and a support base fixed with one end of the candle wick body. The support base is placed at a bottom of the container. The bottom of the container is in a circular structure. The protective device includes a central portion and a branch portion. The branch portion is connected to the central portion. A length of the branch portion is 0.7 to 1 time a radius of the circular structure. At least two branch portions are arranged. At least one of the at least two branch portions and/or the central portion are provided with a through hole. The through hole allows the candle wick body to pass through.
US11313549B2 Module for motor vehicle comprising an optical element fixed to a heatsink with posts and a light source fixed to a fixing zone of a heatsink
A light module for a motor vehicle including a light source, an electronic support, a driver device driving the electrical power supply of the one light source arranged on the electronic support, a heatsink including an obviously in which the driver device is housed, characterized in that the light source is fixed onto the heatsink.
US11313546B2 Sequential and coordinated flashing of electronic roadside flares with active energy conservation
Electronic light emitting flares and related methods. Flares of the present invention include various features such as self-synchronization, remote control, motion-actuated or percussion-actuated features, dynamic shifting between side-emitting and top-emitting light emitters in response to changes in positional orientation (e.g., vertical vs. horizontal) of the flare; overrides to cause continued emission from side-emitting or top-emitting light emitters irrespective of changes in the flare's positional orientation; use of the flare(s) for illumination of traffic cones and other hazard marking or traffic safety objects or devices, group on/off features, frequency specificity to facilitate use of separate groups of flares in proximity to one another, selection and changing of flashing patterns and others.
US11313540B1 Sterilization device for improving disinfection effect
A sterilization device for improving a disinfection effect includes: a main body, including a first surface, a second surface opposite to the first surface, and an accommodating hole, two sides of the main body respectively configured with a through hole, and the through holes in communication with the accommodating hole; a sanitizing lamp, configured on the second surface of the main body, the sanitizing lamp including a lighting element, sensor element, control element and power element; and a fixing member, passed through the through holes and accommodating hole of the main body. Taking a door handle as an example, the main body is passed through with the door handle through the accommodation hole, and the fixing member is then inserted through the through holes and accommodating hole, thereby fixing the main body on the door handle. Thus, the sanitizing lamp emits light to disinfect the door handle.
US11313536B2 Light emitting device
A light emitting device includes: a light emitting element having a dominant wavelength in a range greater than or equal to 380 nm and less than or equal to 470 nm; a wavelength conversion member that is disposed on the light emitting element and includes: a translucent member, and a first fluorescent material layer interposed between the light emitting element and the translucent material, the first fluorescent material layer comprising a resin that contains a first fluorescent material, and the first fluorescent material comprising at least one compound selected from (Ca, Sr)AlSiN3: Eu and (Ca, Sr, Ba)2Si5N8: Eu; and a covering member that covers sides of the wavelength conversion member and surrounds the light emitting element, the covering member comprising light reflecting material and a second fluorescent material, and the second fluorescent material comprising at least one compound selected from (Ca, Sr)AlSiN3: Eu and (Ca, Sr, Ba)2Si5N8: Eu.
US11313535B2 Photoelectric device
A photoelectric device including at least five plates and at least one light source is provided. The at least five plates are assembled together to form a chamber. The at least five plates include at least two of a solar panel, a reflective plate, and a light-transmitting plate. The at least one light source is embedded in the at least one of the at least five plates.
US11313534B2 Light-emitting device and integrated light-emitting device
A light-emitting device includes: a base member that includes conductor wirings; a light-emitting element that is mounted on the base member and emits first light; a wavelength conversion member that is disposed on or above an upper surface of the light-emitting element and is adapted to absorb at least part of the first light and emit second light with a wavelength longer than a wavelength of the first light; a light-reflective film that is disposed on an upper surface of the wavelength conversion member; and an encapsulating member that covers the light-emitting element, the wavelength conversion member, and the light-reflective film. A ratio (H/W) of a height (H) to a width (W) of the encapsulating member is smaller than 0.5.
US11313527B2 Illumination device
An illumination device includes a light source and a first light guide. The first light guide includes a first light guide portion and a second light guide portion, and the second light guide portion includes a light-emitting surface. Light emitted by the light source couplingly enters the first light guide portion, and is emitted from the light-emitting surface of the second light guide portion. The cross-sectional area of the second light guide portion is perpendicular to the center line of the first light guide and gradually decreases along the optical axis direction of the light source. The light-emitting surface does not have rotational symmetry. By means of the illumination device, light rays emitted from the light-emitting surface are distributed unevenly in a space. Modifying the distribution of light emitted by the illumination device helps to reduce light loss and increase the utilization of the light.
US11313526B2 Lighting unit and lighting fixture
A lighting unit includes a first light source to emit first light; and a diffusive body including a first incidence surface that allows the first light to enter, a diffusive part that includes nanoparticles, guides the entered first light and makes the first light be scattered by the nanoparticles into first scattered light, and an emission surface that emits the first scattered light, wherein the first incidence surface is formed on a first edge part of the diffusive body, the first scattered light is emitted from a first region of the emission surface, and a correlated color temperature of the first scattered light is higher than a correlated color temperature of the first light.
US11313523B2 Light-emitting diode net light
A light-emitting diode (LED) net light includes a plurality of electrical lines and a plurality of LEDs. Each of the plurality of LEDs is connected across two adjacent electrical lines without breaking the plurality of electrical lines. The plurality of LEDs connected to the same electrical line are mutually spaced, and the plurality of LEDs in the same row are respectively connected to two different electrical lines and are mutually spaced. In the LED net light, the plurality of LEDs are directly connected by plurality of the electrical lines, such that the plurality of LEDs serve as nodes to enable the plurality of electrical lines to stretch into a net structure. Accordingly, the invention does not use those supporting lines, but forms a net structure by having each of the plurality of LEDs be connected across two adjacent electrical lines.
US11313518B2 Light emitting apparatus having antenna located in accommodation space formed by housing and control module
A light emitting apparatus includes a housing, a connector, a light source, a control module board, and an antenna. The housing includes an inner space. The light source is located in the inner space. The control module board is located in the connector, wherein an accommodation space is formed by the housing and the control module board. The antenna is located in the accommodation space.
US11313517B1 Adapter for canister filling system and method for filling a gas canister
An adapter for a canister filling system includes a body having an opening that is shaped to enable insertion of a valve of a gas canister for holding a pressurized or liquefied gas, into an interior space of the body, leaving a sealed gap between at least a portion of a lateral aspect of the valve and an internal surface of the body facing the interior space; and at least one channel that is configured to conduct pressurized or liquified gas from a canister filling system into the sealed gap in the interior space, so as to reach one or more lateral exterior ports of the valve of the gas canister that open laterally to a longitudinal axis of a body of the gas canister, when the valve is inserted in the interior space, to facilitate filling of the gas canister with the pressurized or liquified gas through said one or more lateral exterior ports of the gas canister.
US11313514B2 Method and system for tank refueling using dispenser and nozzle readings
A plurality of sensors detect a plurality of fuel temperatures at a filling station, and a controller communicates with the sensors to identify the fuel temperatures, uses the fuel temperatures to determine a plurality of candidate fill times, and compares the candidate fill times to identify a control value for controlling a delivery of fuel. The fuel temperatures include a first fuel temperature corresponding to a first location at the filling station and a second fuel temperature corresponding to a second location at the filling station, and the candidate fill times include a first candidate fill time corresponding to the first fuel temperature and a second candidate fill time corresponding to the second fuel temperature.
US11313508B2 Radial positioning device
A radial positioning device is disclosed. The radial positioning device can include a body. The body can include a circumferential surface having a spring location and at least one interface portion operable to interface with a mating component. The body can also have a recess with a depth that varies relative to the circumferential surface about the body. The radial positioning device can also include a spring disposed in the recess. The spring can have a radial dimension greater than the depth of the recess at the spring location. The spring can be operable to contact the mating component at the spring location and compress in the radial dimension to provide a spring force that biases the at least one interface portion and the mating component against one another.
US11313505B2 Pipe diverting system
A roof mounted diverting device for diverting a direction of flow of gas from a roof-penetrating pipe is provided. The roof-penetrating pipe has a central axis. The device includes a diverter having a lower opening and an upper opening, the upper opening having a central axis; and a seal having a seal opening, the seal opening being con figured to contact an outer surface of the roof-penetrating pipe and form a gas-tight seal with the roof-penetrating pipe. In an assembled state of the device, any of the gas that enters the diverter can only exit the diverter through the upper opening or through the roof-penetrating pipe, and the diverter is installable in multiple different positions, each of die different positions having a different included angle between the central axis of the upper opening and the central axis of the roof-penetrating pipe.
US11313503B2 Threaded tubular end protector
A thread protector that has an external sleeve having threads disposed on an inner side to engage with pin threads disposed on a pin end of a tubular member. The thread protector also has a flange disposed on a first end of the external sleeve to engage with the pin end of the tubular member, the threads on the inner side of the external sleeve are disposed axially adjacent to the flange and radially adjacent to the end of the pin end of the tubular member. A method of protecting the pin threads of the pin ends of the tubular members. The method includes screwing the thread protector on the pin threads of the pin end of the tubular member.
US11313501B2 Hose connector
A hose connector has a first connecting joint, a second connecting joint, and a connecting duct. The first connecting joint comprises an inner neck rim having an inner threaded aperture and a containment space connecting to the inner threaded aperture. The first connecting joint further comprises a threaded outer wall, and a bottom surface of the neck rim has a plurality of engaging grooves. The second connecting joint comprises a hollow base having a neck section connected to a lip, and the neck section is configured for insertion in the containment space of the first connecting joint. A top surface of the lip has a plurality of engaging protrusions pushing against the neck rim or engaging with the engaging groove. The connecting duct comprises an outer threaded section and an enlarged flange, and the connecting duct is mounted through the neck section and the lip.
US11313499B2 Pipe fitting apparatus and methods
A pipe fitting includes a socket that receives an end of a pipe section therein such that a gap exists between an outer surface of the pipe section and an inner surface of the socket. A pair of ports extend through the socket and are in fluid communication with the gap. A clamp secures the pipe section within the socket as a bonding agent is extruded into the gap via a port. The clamp includes a pair of arcuate segments, each having an inner circumferential wall, first and second end portions, and an elongated sealing member. Each arcuate segment includes a plurality of spring-loaded devices, each having a distal end portion extending through the inner circumferential wall that is urged into contact with the pipe section outer surface.
US11313497B2 Installation fittings for use in domestic water supply pipe systems
Installation fittings for use in a domestic water supply pipe system of a predetermined application class. The installation fittings have a composite structure including a housing manufactured from low end synthetic polymer material. The housing has at least one pipe end with a pipe tang fitted with a tubular socket manufactured from high end material. Suitable high end materials include high end synthetic polymers or metals.
US11313490B2 Valve and reservoir(s) for pressurized fluid
A valve for pressurized fluid having a body housing a fluid circuit having an upstream end configured to be placed in communication with a reserve of pressurized fluid and a downstream end configured to be placed in communication with a user of fluid, the circuit having a collection of valve shutter(s) having at least one shutoff valve shutter allowing the circuit to be closed or opened, the valve having a member for manually controlling the collection of valve shutter(s), the control member being mounted with the ability to move on the body between a rest position in which the collection of valve shutter(s) is in a position in which the circuit is closed and an active position in which the control member actuates the collection of valve shutter(s) into a position in which the circuit is open with a first bore section.
US11313487B2 Solenoid valve
A solenoid valve is disclosed. The solenoid valve comprises: a fixed member having a tube portion; a mobile plunger positioned in the tube portion, the mobile plunger being axially movable between a first position and a second position; a rod coupled to the mobile plunger and having a spool for control of fluid flow, the rod being axially movable in the tube portion; an electromagnetic coil positioned externally to the fixed member; and an air gap positioned in the tube portion between the electromagnetic coil and the mobile plunger, wherein the air gap is formed in an internal surface of the tube portion.
US11313486B2 Electromagnetic regulating valve with check function
The present disclosure discloses an electromagnetic regulating valve with a check function. The valve may effectively regulate the flow in a valve body. Due to different lengths and taper angles of a valve flap group, the flow can be regulated more finely, and a medium can be prevented from backflow by a check function when necessary. Meanwhile, a mesh structure of bases of valve flaps can effectively reduce the instability of flow field motion so as to achieve an effect of rectifying.
US11313482B2 Welded check valve
Welded check valves include a poppet assembly, a spring, and a disc that contacts the spring. The disc may be held at a position away from a weld when forming the welded check valve. Embodiments may include retention features configured to allow one or more of the poppet assembly and disc to pass the retention features in an assembly orientation, and to retain those elements when they are in an operational orientation. Methods include inserting the poppet assembly, contacting the poppet assembly with a spring, inserting a disc, retaining the disc away from a weld side, and welding the check valve together. The poppet assembly and/or disc may pass one or more retaining features when inserted, and be retained by the retaining features when the check valve is operated. The weld may be a thermal weld.
US11313479B2 Non-pressure relieving ball valve
A non-pressure relieving ball valve that includes: a stem connected to a handle regulating flow of pressurized fluid entering in the ball valve, a ball coupled to the stem and configured to control flow of the pressurized fluid through the ball valve, a seat abutting the ball to retain the in place, a sealing gasket provided in the ball valve and configured to restrict the flow of the pressurized fluid through the ball valve when the ball valve is in a closed position, and a slotted ring configured to be fitted in the ball valve between the seat and the sealing gasket. The slotted ring is adapted to permit ingress of pressurized fluid in slots defined on the slotted ring to enable balancing of fluid pressures on either side of the seat.
US11313477B2 Ball valve with forced-sealing operation
The present disclosure relates to a DBB forced sealing valve and an operating mechanism, including a valve body, a valve seat, a valve core arranged in the valve body, upper sealing member driving part and lower sealing member driving part arranged in the valve body and located on either side of the valve core, and the sealing members arranged between the valve seats and the upper sealing member driving part and the lower sealing member driving part. Wherein, the upper sealing member driving part and the lower sealing member driving part can move along the rotation axis of the valve core, and the upper sealing member driving part and the lower sealing member driving part drive the sealing members to press against or to retract from the valve seats.
US11313476B1 Pressure loss mitigation and durable valve
An irrigation valve comprises a housing including a chamber, a fluid inlet comprising a fluid inlet passage configured to fluidly communicate with a first conduit, wherein the fluid inlet is configured to communicate fluid from the first conduit to the chamber, a fluid outlet comprising a fluid outlet passage configured to fluidly communicate with a second conduit, wherein the fluid outlet is configured to communicate fluid from the chamber to the second conduit, a rigid substrate and a stretchable, compressible and/or flexible membrane on a surface of the rigid substrate, wherein the rigid substrate is configured to be positioned so that the membrane is located between the fluid inlet and the fluid outlet when the valve is in a closed position, and wherein a fluid pressure within the chamber causes the membrane to seal a first orifice of the fluid outlet passage when the valve is in the closed position.
US11313471B2 Shrouded aircraft engine seal carrier
A seal configuration for an aircraft engine includes a ring shaped sealing component defining an axis. A carrier is disposed radially outward of the ring shaped sealing component and supports the ring shaped sealing component. A housing includes a shroud portion. The shroud portion fully surrounds the carrier and is maintained in a static position relative to the carrier via a bellows spring and a plurality of rotation inhibiting features. Each rotation inhibiting feature in the plurality of rotation inhibiting features includes a tab protruding radially outward from the carrier and received in a slot intruding into the shroud portion.
US11313467B1 Piston ring seals
A seal assembly includes a tensionable annular member and a gap seal annular member that are axially juxtaposed and configured to be carried by one of a pair of coaxially movable components for sealingly engaging another one of the pair of components. The tensionable annular member includes first and second radial surfaces, an inner surface, and an outer contact surface. Rounded bottom grooves are formed across the first radial surface from the outer contact surface to the inner surface. In another embodiment, notches are formed across the inner surface from the first radial surface to the second radial surface.
US11313465B2 Parking lock device for blocking a rotational movement in a drive of a motor vehicle
A parking lock device includes a parking lock gear, a parking lock pawl, a control contour, and a contour following element for bearing against the control contour. The parking lock gear includes radially extending teeth with tooth gaps lying therebetween. The parking lock pawl has a portion arranged for radially engaging into one of the tooth gaps for blocking rotational movement of the parking lock gear. The control contour has a section extending in a rotational direction of the parking lock gear in a manner which differs from a circular path. During relative rotational movement between the parking lock gear and the parking lock pawl, the contour following element rotates relative to and bears against the control contour, forcing the contour following element to move the parking lock pawl with a radially inwardly directed movement component, deeply engaging the parking lock pawl in one of the tooth gaps.
US11313462B2 Utility vehicle
A utility vehicle comprises a traveling driving power source which generates rotational driving power for driving a drive wheel; a continuously variable transmission including an input shaft to which the rotational driving power transmitted from the traveling driving power source is input, an output shaft which outputs the rotational driving power toward the drive wheel, a drive pulley provided at the input shaft, a driven pulley provided at the output shaft, and a belt wrapped around the drive pulley and the driven pulley; a clutch which is disposed in a driving power transmission path at a location that is between the belt and the drive wheel and is capable of disconnecting the driving power transmission path; and a clutch actuator which operates the clutch.
US11313461B2 Adjustable stator for torque converter
A torque converter is provided with a stator having adjustable fluid flow holes for changing the K-factor of the torque converter, as needed. The stator includes a base plate with fluid flow openings and an adjustable plate with fluid flow openings. The plates matingly engage, such that the fluid openings are adjacent one another. The degree of overlap of the openings can be varied from fully aligned to substantially misaligned by rotating the adjustable plate relative to the base plate, and thereby controlling the fluid flow through the openings. In alternative embodiments the stator holes can be automatically opened and closed in response to changes in fluid pressure in the torque converter, via reed values or spring biased balls.
US11313460B2 Shift range control device
A shift range control device controls switching of a shift range by controlling a drive of a motor, and includes a signal acquisition unit and a drive control unit. The signal acquisition unit acquires the rotation angle signal from the encoder that outputs rotation angle signals of three or more phases with different phases. The drive control unit controls the drive of the motor so that a rotational position of the motor becomes the target rotational position according to the target shift range. When an abnormality of the rotation angle signal is detected during switching of the shift range, the drive control unit performs fixed phase energization that continues energization to the same energized phase, and stops rotation of the motor.
US11313459B2 Gear shifting assembly of transmission, transmission and automobile
A gear shifting assembly of a transmission, a transmission, and an automobile. The present disclosure aims to address the problem of complicated structure existing in a gear shifting assembly or the like. To this end, the gear shifting assembly of a transmission according to the present disclosure includes a P-gear mechanism and a forward-gear mechanism, wherein the gear shifting assembly further includes a drive mechanism and a shifting mechanism, and the shifting mechanism is configured to be capable of switching the drive mechanism so that the P-gear mechanism or the forward-gear mechanism is in an operational state. By employing the common drive mechanism, the gear-shifting function of forward gears and the function of parking at the P-gear can be realized without interference, and on the basis of function integration, elements are saved so that the gear shifting assembly is made more compact in structure.
US11313458B2 Shift range control apparatus
A shift range control apparatus acquires a motor rotation angle signal corresponding to a rotation position of a motor, calculates a motor angle based on a motor rotation angle signal, acquires an output shaft signal corresponding to the rotation position of an output shaft, sets a target rotation angle based on a target shift range and the output shaft signal, drives the motor to cause the motor angle to reach the target rotation angle, determines the shift range based on the output shaft signal, monitors a fault in the output shaft signal, and learns a P-side reference position corresponding to the motor angle in a situation where the engagement member abuts against a first wall portion of the shift range switching mechanism, in a condition that the fault occurs in the output shaft signal.
US11313447B1 Power-split hydro-mechanical hybrid transmission system with automatic adjustment function
A power-split hydro-mechanical hybrid transmission system with an automatic adjustment function includes an input member, a hydraulic transmission mechanism, a split mechanism, a convergence mechanism, an output member, a clutch assembly, and a brake assembly. The clutch assembly connects the input member to an input end of the split mechanism, connects an output end of the split mechanism to an input end of the hydraulic transmission mechanism and an input end of the convergence mechanism, and connects an output end of the hydraulic transmission mechanism to the output member. An output end of the convergence mechanism is connected to the output member. The clutch assembly and the brake assembly provide a continuous transmission ratio between the input member and the output member. The power-split hydro-mechanical hybrid transmission system enables multi-mode continuously variable transmission and has energy reuse and emergency support functions.
US11313445B2 Transmission
A transmission includes a first and a second shaft, a shift group arranged between the first and the second shafts, and a first and second power path. The shift group has at least two individually shiftable transmission units which differ from one another relative to the gear ratio thereof. A planetary stage is arranged between the shift group and the first shaft, and the planetary stage is configured such that a mechanical power introduced via the first shaft is transmittable to the second shaft via the second power path. At least one transmission unit of the shift group is assigned to each power path, and in at least one shifting state of the shift group, the flow of power runs via at least one respective transmission unit of the first and the second power path. The planetary stage includes at least three planetary units.
US11313444B2 Threaded nut of a ball screw drive
A threaded nut of a ball-screw for a brake booster is constructed as a hydraulic piston and is produced from the group of martensitically hardening steels which are non-corroding with respect to brake fluid and which has in percent by weight: between 0.4% and 1.3% carbon (C), up to 2% silicon (Si), up to 2% manganese (Mn), between 12% and 20% chromium (Cr), and phosphorus (P) and sulphur (S) together at less than 0.015%, the balance being iron and, where applicable, melting-related impurities. Addition of the following materials to the above-described steel may be advantageous: up to 2% molybdenum (Mo), up to 0.2% vanadium (V), and up to 3% nickel (Ni).
US11313441B2 Planetary gearbox and method for assembling a planetary gearbox
A planetary gear box, which has a sun gear, a plurality of planet gears, a ring gear, a plurality of planet pins an axially front carrier plate and an axially rear carrier plate, wherein the planet pins are connected to the carrier plates. Provision is made whereby the planet pins, at their axial ends, have in each case one platform, radially oriented slots are formed on the carrier plates, and the platforms are pushed via guide grooves into the radially oriented slots. The invention furthermore relates to a method for the assembly of a planetary gear box.
US11313437B1 Dual-sided ratchet strap apparatus
A dual-sided ratchet strap apparatus has a strap cam configured on the ratchet base configured to lock a cam strap against a cam lock interface to secure the cam strap in position. The dual-sided ratchet strap apparatus has the cam strap extension, extending in a first direction from the ratchet buckle and a ratchet strap extension, extending in an opposing direction from the ratchet buckle. The ratchet buckle is actuated by the ratchet handle that can be rotated about the ratchet shaft. The strap cam is self-locking wherein tension from the extended end of the strap cam pulls the cam surface into engagement with the cam lock interface. The cam strap can however be pulled out of the cam interface toward the ratchet buckle to enable quick and easy positioning of the ratchet. The cam handle may be configured to rotate in a ratchet base aperture.
US11313436B2 Tensioning device and driven member thereof
A tensioning device includes a housing, a drive member, an inner sleeve and a driven member. The housing includes a first attachment feature. The driven member includes a second attachment feature. The inner sleeve is disposed at least partially in the housing and is rotatably coupled with the housing. The drive member is rotatably coupled with the housing and is operably coupled with the inner sleeve such that rotation of the drive member facilitates rotation of the inner sleeve. The driven member is movable with respect to the guide member between a retracted position and an extended position along a centerline.
US11313434B2 Shock absorption bracket
In some examples, a shock absorption bracket includes one or more damping pads coupled to a facing surface of an absorption leg. The absorption leg is attached to a support leg and defines an internal corner with the support leg. The support leg is configured to attach to an equipment cabinet. The shock absorption bracket may be configured to define a gap between the damping pads and one or more support surfaces of the equipment cabinet. The shock absorption bracket may be configured to attach to a rear section of an equipment cabinet having an equipment access in a front section of the equipment cabinet.
US11313429B2 Piston for magneto-rheological damper
A piston for a magneto-rheological (MR) damper includes an upper core 11 having a side opening 113; a lower core 12 having a lower core body 121 and a central protrusion 122 protruding upwardly from the lower core body 121; and a magnetic field generator 13 coupled to the central protrusion 122, including a body 131A around which a coil 132 is wound, a ring-shaped upper support 131B extending from the upper portion of the body 131A in the radial direction, and a ring-shaped lower support 131C extending from the lower portion of the body 131A in the radial direction.
US11313428B2 Stroke sensor system and shock absorber
A stroke sensor system includes a conductor, a coil which moves relative to the conductor and is fitted to one end side of the conductor; and a ferromagnetic body which is arranged on an end position side of the coil. A position of an end portion on one end side of the conductor in a state where a fitting ratio between the conductor and the coil is maximized is defined as the end position. The ferromagnetic body is located on an opposite side to the conductor with the coil interposed therebetween.
US11313423B2 Caliper guide assembly
A caliper guide assembly for a heavy vehicle disc brake. The caliper guide assembly may include a wear sensor arranged to detect the position of a guide pin in relation to a guide bore. The guide pin and a guide surface may have different cross sectional profiles to define at least one void therebetween. The wear sensor may be at least partially accommodated within the void.
US11313417B2 Tractor PTO quick-connect device and method of use
The disclosure relates to a quick-release device for a tractor PTO shaft, including a first body having a first outer surface and a second outer surface and a first thickness disposed therebetween; a plurality of slots defined on the first body; a second body having a third outer surface and a fourth outer surface and a second thickness disposed therebetween; and a plurality of extensions extending from the second body, wherein the plurality of extensions are configured to removably engage with the plurality of slots.
US11313414B2 System for mounting an annular component on a shaft
A system for mounting an annular component on a shaft, comprising (a) a hydraulic nut having an annular coaxial cavity and a ring-like piston, displaceable within the cavity; (b) a displacement sensor for providing a displacement signal indicating the axial displacement of the piston within the cavity; (c) a wireless displacement transmitter for transmitting the displacement signal; (d) a pressure sensor for providing a pressure signal indicating a pressure within the cavity; (e) a wireless pressure transmitter for transmitting the pressure signal; (f) a pump arranged to pump fluid into the cavity; and (g) a remote control device having a communications device arranged to receive transmitted pressure and displacement signals, wherein the remote control device is arranged to output control information for controlling the pump.
US11313405B2 Captive fastener with triple clip
A captive fastener is disclosed having a longitudinal slot along the shank for receiving a hold out clip, and a pair of diametrically opposed slots for receiving a pair of push out clips. The push out clips are formed with hook shaped ends that catch and engage an edge of a wall surface to set the distance of depth of the fastener inside the wall. The hold out clip and push out clips are shaped to receded inside their respective slots in the presence of an interfering surface as the fastener passes through the wall in a first direction (insertion), but the push out clips will not recede into their slots in the second direction (withdrawal).
US11313404B2 Spring-loaded fastening system for process chamber liners
A spring-loaded fastening system for fastening a liner to a structure, including a spring-loaded fastener with a cleat defining an interior cavity, a spring element disposed on a floor of the interior cavity, and a shoulder bolt with head portion disposed on the spring element, with a shoulder portion of the shoulder bolt extending through a mounting aperture in a floor of the interior cavity and a threaded portion of the shoulder bolt fastened to the structure. The system further includes a hanger pocket in a rear surface of the liner including a first portion with an opening large enough to accommodate a diameter of a lower portion of the cleat and not large enough to accommodate a diameter of an upper portion of the cleat, and a second portion adjoining the first portion with an opening large enough to accommodate the diameter of the upper portion of the cleat.
US11313402B2 Protection system for a threaded fastener and a method for installation, inspection and maintenance of such protection system
A protection system for a threaded fastener is provided. The system includes a threaded fastener, a sleeve and either two end caps, or one end cap and one threaded hole in a component. To avoid exposure to severely corrosive environments the sleeve and either the two end caps, or the one end cap and the one threaded hole, together form an enclosure around the threaded fastener. The enclosure forms a cavity which is completely sealed from the environment. Furthermore, methods are described for mounting, inspection and maintenance of such protection system.
US11313399B2 Toolless slot fastener
An improved slot fastener is provided, which may be toollessly installed, adjusted or repositioned, and uninstalled. The slot fastener includes a body having a surface, a head extending from the surface of the body, and a pair of clips, each clip being disposed at opposing lateral sides of the head. Each clip includes a flange that project laterally outward from the opposing lateral sides of the head, and a handle that projects outwardly from opposing lateral sides of the body. The clips are adapted to pivot laterally relative to the head in response to movement of the handle to alternate the slot fastener between an engaged configuration and a disengaged configuration. Methods of installing the slot into a channel of a component and adjusting the slot fastener along the channel, and an assembly including the slot fastener installed within the channel of the component, are also provided.
US11313396B2 Base fastener
The present invention relates to a base fastener which is disposed corresponding to a pair of arc holes on a base. The base fastener comprises a body. The body has a first side, a second side, and a throughhole. The throughhole penetrates through the first side and the second side. A first post and a second post protrude from the second side beside the throughhole. The first post, the second post, and the pair of arc holes are disposed correspondingly and rotatably connected to each other to be assembled with the base firmly.
US11313392B2 Apparatus, system, and method for positioning and powering devices
An apparatus is disclosed. The apparatus has an adjustable attachment assembly including at least one movable member, a body assembly that is movably attached to the adjustable attachment assembly, a movable assembly that is movably attached to the body assembly, a power storage disposed in at least one of the movable assembly and the body assembly, and a device stand assembly movably attached to the movable assembly. The adjustable attachment assembly is movable in a first direction relative to the body assembly. The movable assembly is movable in a second direction relative to the body assembly that is different from the first direction.
US11313391B2 Actuator system for a fly-by-wire aircraft
An actuator system for an aircraft includes an actuator, and a control valve system operatively connected to the actuator. The control valve system includes a first direct drive valve (DDV) mechanically connected to a second DDV. A backup valve system is operatively connected to the actuator. The backup valve system includes one of an electro-hydraulic servovalve (EHSV) and a DDV.
US11313390B2 Hydraulic drive system
A hydraulic drive system includes: a first hydraulic pump of the variable capacitance type; a first regulator including a first proportional valve; a second hydraulic pump that dispenses operating oil; a switch valve; a control device; and a malfunction detection device. The switch valve can switch to a third valve position in which the switch valve allows the operating oil dispensed from both the first hydraulic pump and the second hydraulic pump to be supplied to first and second traveling hydraulic motors and first and second hydraulic actuators. The control device controls the operation of the first proportional valve by outputting a first flow rate command signal to the first proportional valve, and when the malfunction detection device detects a malfunction of an electrical system related to the first proportional valve, the control device switches the switch valve to the third valve position.
US11313388B1 System and method for controlling hydraulic fluid flow within a work vehicle
A system for controlling hydraulic fluid flow within a work vehicle includes a pilot conduit fluidly configured to receive a pilot flow of the hydraulic fluid from a fluid supply conduit such that an operation of a compensator valve is controlled based on a pressure of the pilot flow. Furthermore, the system includes a pilot conduit valve configured to adjust the pressure of the pilot flow within the pilot conduit. A computing system is configured to determine the pressure of the hydraulic fluid within the fluid supply conduit downstream of the flow control valve based on the data captured by a pressure sensor. Furthermore, the computing system is configured to control an operation of the pilot conduit valve to selectively adjust the pressure of the pilot flow within the pilot conduit based on the determined pressure.
US11313386B2 Spatially controllable eductor for managing solid additives and processes using same
A spatially controllable, for example CD controllable, eductor, and more particularly an eductor that is capable of providing a variable motive fluid and processes using such an eductor are provided.
US11313385B1 Adjustable sub-base mounting assembly for installing a pump
An adjustable sub-base mounting assembly for installing a pump onto a concrete base includes a track assembly having at least one upper track member, wherein one or more cradles supporting the pump are mounted to a portion of the upper track member. The track assembly includes at least one lower track member disposed in sliding engagement with the upper track member(s) to allow the pump to be movable via the track assembly. A sub-base assembly has a sub-base and at least one track support member, the lower track member(s) secured to the track support member. The adjustable sub-base mounting assembly includes one or more one jacking bolts to adjustably secure the track support member(s) to the sub-base, allowing for adjustable positioning of the track support member(s) relative to the sub-base, thereby permitting precise alignment of the rotating unit with the volute of the pump.
US11313383B2 Fan module frame
A fan module frame is configured to fix a fan module in a chassis. The fan module frame includes a first frame component, a second frame component and two latches. The first frame component connects a server fan unit to the second frame component by an elastic fastener. The second frame component has a plurality of chambers, and each of the chambers is configured for the server fan unit to be placed therein. The latches are disposed on two opposite sides of the second frame component and connected to the second frame component. The second frame component fixes the fan module in the chassis through the latches. As such, the fan module is detachably fixed in the chassis and can be removed from the chassis without additional tools, and the fan module frame is compatible with various servers and models, thereby saving design costs and saving space.
US11313382B2 Propeller fan
On the blade surface part, a first opening passing through the blade surface part from a negative pressure side toward a positive pressure side is provided between the first blade element and the second blade element. A chord length of the first blade element along a direction connecting the apex A with the point B, is equal to or larger than a chord length of the second blade element along a direction connecting an apex C with a point D.
US11313380B2 Motor vehicle fan
The invention concerns an impeller (1a, 1b, 1c, 1d, 1e, 1f) of a motor vehicle fan comprising: a cylindrical ring (2) having a center (P), blades (3) extending from the cylindrical ring (2) and toward the center (P), each blade (3) having two radially opposite ends (4, 5), referred to as the blade root end (4) and the blade tip end (5), the blade root end (4) being directed toward the center (P) and the blade tip end (5) being secured to the cylindrical ring (2), characterized in that all the blade root ends (4) are free or linked together by a central hub (20) of reduced diameter.
US11313379B2 Centrifugal compressor and turbocharger including the same
A centrifugal compressor includes an impeller rotatably disposed and having a plurality of first blades and a shroud cover disposed on a leading edge side of the first blades partially in a rotational axis direction of the impeller and connecting the first blades circumferentially adjacent to each other. The shroud cover is shaped such that a position of at least one of an upstream edge or a downstream edge of the shroud cover in the rotational axis direction changes along a circumferential direction of the shroud cover.
US11313367B2 Rotary compressor with roller oil groove
A rotary compressor includes a roller that is provided with oil grooves concavely formed in a centrifugal direction from an inner circumferential surface of the roller facing an eccentric portion. The oil grooves are disposed at positions not overlapping an intake and a discharge port in an axial direction.
US11313360B2 Linear compressor and method for controlling linear compressor
A linear compressor according to the present disclosure may include a cylinder provided with at least one groove, a piston reciprocating within the cylinder, a motor configured to provide a driving force to move the piston within the cylinder, an inverter configured to perform a switching operation to transmit electric power to the motor, and a controller configured to receive temperature information from the electronic device and control the inverter to preheat the motor based on the received temperature information.
US11313355B2 Method and apparatus for monitoring a wind turbine
A method for monitoring a wind turbine comprises monitoring an acoustic signal and/or a vibrational signal within a tower of the wind turbine, analyzing the signal to identify one or more predetermined characteristic indicative of an event within the tower, recognizing the event has occurred based on the predetermined characteristic and generating an output based on the recognized event. The one or more predetermined characteristic being at least one of: an amplitude of the signal, a duration of the signal, a shape of the signal, one or more frequencies present in the signal and an energy of the signal.
US11313349B2 Vertical axis wind turbine
A vertical axis wind turbine rotor with a base having a rotational centre, a top surface, a top surface edge, and a plurality of top plates disposed radially around the rotational centre. The rotational centre defines an axis of rotation substantially orthogonal to the top surface. The top surface extends radially from the rotational centre to the top surface edge. Each of the top plates has a leading edge coupled to the base. Each top plate is passively transitionable between a first position above at a first height, and a second position above the top surface at second height. The rotor may also have a bottom surface with a plurality of bottom plates coupled thereto and disposed radially around the rotational centre. The bottom plates can be passively transitionable between a raised position and lowered position.
US11313348B2 Hybrid vertical axis turbine apparatus
A multi-stage hybrid Darrieus-modified-Savonius (HDMS) vertical axis wind or water turbine (VAWT) for aero-hydro energy harvesting. The HDMS VAWT can continuously harvest fluid energy, including wind and water energy, provides excellent self-starting capability, has enhanced structural stability, and a high energy harvesting efficiency.
US11313343B2 Hydroelectric power generation system
A hydroelectric power generation system includes: a generator driven by the hydraulic turbine; a head adjuster adjusting an effective head of the hydraulic turbine; and a controller cooperatively executing: flow rate control for controlling the generator such that a flow rate in the hydraulic turbine is brought close to a target flow rate; and head adjusting control for adjusting the effective head of the hydraulic turbine using the head adjuster such that the effective head of the hydraulic turbine falls within a first range.
US11313342B2 Wave-activated power generation device and wave-activated power generation method
A wave-activated power generation device is disclosed. The device includes a float configured to be capable of floating in the sea; a rotor configured to generate a rotational inertial mass effect; a power generator configured to generate power based on rotation of the rotor; a first elastic body; and a drive part configured to connect the rotor with the float via the first elastic body so as to rotate the rotor along with movement of the float.
US11313341B1 Portable river turbine system
The portable river turbine system is a small-scale electricity generator whereby boaters, fishers, or other individual entities can use the current of a river or other body of water to power or charge small electronic devices such as phones, lights, or radios. The detachable propeller or wheel is attached at one end of the waterproof turbine housing. The turbine can be secured by the side bolting, by the vertical hook, or optionally by both. Said vertical hook has a telescopic expandable shaft, allowing for the shaft to be the optimal length to best submerge the turbine wheel or propeller and still attach to a boat, dock, or other surface above the water's level. Stationed on the top of the waterproof turbine housing are quick connections that can be used for wires and handles.
US11313339B2 Motor starting assembly
A motor starting assembly for starting a pull start motor includes a cup that is attachable to a flywheel of a pull start motor. A cylinder is insertable into the cup and the cylinder engages the cup when the cylinder is rotated in a first direction. In this way the cylinder can rotate the crankshaft of the pull start motor for starting the pull start motor. The cylinder disengages the cup when the when the rotational speed of the cup exceeds the rotational speed of the cylinder. In this way the cylinder facilitate the pull start motor to run without rotating the cylinder. An adapter is releasably attachable to the cylinder and a power drill thereby facilitating the power drill to rotate the cylinder when the power drill is turned on for starting the pull start motor.
US11313336B2 Component for flow rate control device, and fuel injection valve
An object of the present invention is to provide a fluid control device with an improved effect of suppressing blowhole generation. Therefore, a component for a flow rate control device of the present invention includes: a first component 140 (A); a second component 107 (B) fixed to the first component by a press-fitting portion 802; a butt-welded portion 803 connecting the first component and the second component; and a first gap 1001 and a second gap 1002 formed between mutually opposing surfaces of the first component and the second component. The first gap is provided on a side of the press-fitting portion with respect to the second gap between the press-fitting portion and the butt-welded portion, and is formed in a direction intersecting a press-fitting direction. The second gap is provided on a side of the butt-welded portion with respect to the first gap between the press-fitting portion and the welded portion, and is formed in a direction intersecting the first gap.
US11313332B2 Engine intake structure
An intake structure of the present invention is applied to a multi-cylinder engine including an electrically controlled throttle integrally including a throttle valve configured to adjust an amount of air to be supplied to the engine and an electronic control unit configured to control the throttle valve. The engine intake structure includes: an air cleaner configured to purify the air; and an intake manifold configured to distribute the air purified by the air cleaner to an intake port of each cylinder of the multi-cylinder engine. The electrically controlled throttle is attached to the intake manifold such that the electronic control unit is separated outward in a radial direction of an engine rotation shaft.
US11313331B2 Intake device for internal combustion engine
In an intake device for an internal combustion engine, a first resonator chamber (61) is defined between a clean side chamber (56) and a peripheral wall (8) of a case (2), and a first communication passage (61B) communicating a dust side chamber (55) with the first resonator chamber is extending along the peripheral wall of the case.
US11313330B2 Gas-liquid separator
A gas-liquid separator includes an inlet pipe and an inner pipe. The inlet pipe includes a swirling flow generating member therewithin, and a first drain port through which the liquid exits. The inner pipe includes an opening at an end which is inserted into an end of the inlet pipe. The swirling flow generating member includes a vane supporting portion extending along an axis line of the inlet pipe, and stator vanes provided on an outer circumferential surface of the vane supporting portion. The vane supporting portion has a conical shape whose diameter gradually increases from a fluid entering side to a fluid exiting side of the gas-liquid two-phase fluid. The stator vanes surround the outer circumference with inclining relative to the axis line of the inlet pipe.
US11313326B2 Jet engine having fan blades with air and exhaust gas flow channels
The invention relates to a jet engine with a fixed housing in which a primary flow is formed in which incoming air is burned in at least one combustion chamber, in said housing a secondary flow being formed in which incoming air is accelerated by a fan and, said secondary flow being expelled at the outlet cone of the housing together with the exhaust gas from the combustion chamber, said fan being mounted on a main shaft rotatably about an axis and having a plurality of substantially radially-extending fan blades. According to the invention, it is proposed that at least one fan blade or a plurality of the fan blades or all fan blades have at least one air inlet channel for the primary flow which directs the air of the primary flow through the fan blade to the combustion chamber, and that at least one fan blade or a plurality of the fan blades or all fan blades each have an outlet channel with an at least partially axially- and at least partially tangentially-oriented outlet opening in order to supply the exhaust gas of the combustion chambers to the accelerated air of the secondary flow, said air-exhaust gas mixture emerging at the outlet cone of the jet engine housing, producing the thrust.
US11313320B2 Exhaust nozzle with centerbody support structure for a gas turbine engine
An exhaust nozzle for use with a gas turbine engine includes an outer shroud, an inner plug spaced radially apart from the outer shroud, and at least one support vane that is coupled to the outer shroud. The outer shroud and the inner plug cooperate to provide an exhaust nozzle flow path therebetween. The at least one support vane interconnects the outer shroud and the inner plug to support the inner plug in the exhaust nozzle flow path.
US11313318B2 Open-faced piston assembly
The present disclosure provides an open-faced piston with a circumferential groove into which a piston ring assembly is arranged. Openings at the bottom of the circumferential groove and between a front land of the open-faced piston and the piston face are provided. The openings are arranged to allow for a combustion reaction to propagate through the volume defined between the bottom of the piston ring assembly and the piston face such that at least a portion of an air and fuel mixture located in that volume is reacted.
US11313317B2 Crankcase ventilation system with dead space alignment sleeves
A cylinder aligning sleeve and adapter plate for use within an internal combustion engine. The sleeve includes apertures placed contiguously with holes within the adapter plate to form a flow passage through the dead space between compression and crosshead pistons. The flow passage exits to a vent line where gas detection may occur along with safe venting of any gas detected. The sleeve serves to ensure concentric alignment of the compression cylinder with the engine block bore.
US11313315B2 Control apparatus for internal combustion engine
An internal combustion engine control apparatus including a microprocessor. The microprocessor is configured to perform controlling a fuel injector so as to inject a fuel of a target injection amount by dividing into a plurality of times at a predetermined time interval in an area from a first crank angle at which an intake stroke is started to a second crank angle at which a compression stroke is ended, and setting the predetermined time interval. The microprocessor is configured to perform the setting including setting the predetermined time interval so that a spray length from a tip of the fuel injector to a tip of a spray of the fuel injected from the fuel injector becomes shorter than the spray length when the fuel of the target injection amount is injected at once in the area by a predetermined rate.
US11313313B2 Fuel injection control apparatus
When a rotational speed of an engine is higher than a predetermined rotational speed, a low-pressure fuel injection valve is controlled through the use of a fuel injection time based on an estimated fuel pressure in a low pressure supply pipe and a target fuel injection amount. When the rotational speed of the engine is equal to or lower than the predetermined rotational speed, the low-pressure fuel injection valve is controlled through the use of a fuel injection time based on a detected fuel pressure input from the fuel pressure sensor from the issuance of a command to activate energization of a solenoid to the start of energization of the solenoid and a target fuel injection amount.
US11313312B2 Engine control method and engine system
A control unit performs a vehicle attitude control to reduce a torque generated by an engine when an increase in a steering angle exceeds a standard increase, and a spark ignition controlled compression ignition combustion in a predetermined operating range. In the spark ignition controlled compression ignition combustion, switching of an air-fuel ratio mode is performed between a first air-fuel ratio mode (λ>1) is formed and a second air-fuel ratio mode (in which a mixed gas of λ≤1) is formed. If the switching of the air-fuel ratio mode is requested without the vehicle attitude control, the control unit allows performing the requested switching of the air-fuel ratio mode. In contrast, if the mode switching is requested in a state where the vehicle attitude control is requested, the control unit disallows switching of the air-fuel ratio mode even when the switching of the air-fuel ratio mode is requested.
US11313310B1 Methods and systems for improving fuel injection repeatability
Methods and systems are provided for balancing a plurality of fuel injectors. In one example, a method includes determining a fuel injector error shape and applying a fueling correction to all injectors based on the fuel injector error shape.
US11313305B2 Fuel system test apparatus and method
A method that includes coupling an external, removable fuel pressurization system to a fuel system of a vehicle while the vehicle remains in a confined space. The fuel system of the vehicle is pressurized with the fuel pressurization system while the vehicle remains in the confined space and without activating an engine of the vehicle. Decay of pressure of the fuel system is monitored following pressurization of the fuel system, and one or more of a leak, or a replaceable component, of the fuel system of the vehicle is detected based on at least in part on the decay of pressure that are monitored.
US11313302B1 Engine idle speed optimization
Methods and systems are described for engine idle speed optimization. A system may include determining whether a fuel intake rate indicative of an amount of fuel consumed by an idling engine over time satisfies a threshold in comparison to a reference fuel intake rate. The reference fuel intake rate may be indicative of a predetermined amount of fuel consumed by the idling engine over time. The system may adjust a predetermined minimum speed at which the engine idles in response to determining that the fuel intake rate satisfies the threshold.
US11313300B2 Device and method for controlling the start of an internal combustion engine
The present invention relates to a device and a method for controlling the start of an internal combustion engine, wherein the internal combustion engine is equipped with an ignition device comprising a fuel-fed prechamber to ignite an air-fuel mixture in a main combustion chamber. In order to reduce the emissions of the internal combustion engine during engine start a prechamber heating operations is performed by injecting a predetermined amount of fuel into the prechamber and igniting an air-fuel-mixture therein, while the main fuel injector is deactivated during at least a first engine cycle after engine start request.
US11313299B2 Processing of signals from a crankshaft sensor
Disclosed is a method for processing signals from a crankshaft sensor including the following steps: detection of a stopping of the engine; simulation and transmission of a backwards-running square waveform; and simulation and transmission of a forwards-running square waveform. Also disclosed is a processing module configured to implement such a method.
US11313298B2 Reverse-rotation robust synchronization method
Disclosed is a method for synchronizing an internal combustion engine including at least one camshaft, on which a target is mounted, a position sensor for sensing the position of the camshaft and a processing unit, the method transmitting a synchronization or synchronization fault signal as a function of the determined direction of rotation of the target.
US11313296B2 Control device for internal combustion engine
When an engine is started, an ECU determines whether an inside of a cylinder is in a wet concerned state in which there is a concern about fuel wet, or the inside of the cylinder is in a liquid particle float state in which a large volume of floating liquid particle of fuel arise. On determination that it is in the wet concerned state, the ECU performs a first control for reducing an intake air amount as a control of an opening timing and a closing timing by using the variable valve device. On determination that it is in the floating liquid particle state, the ECU performs a second control for increasing an in-cylinder temperature as a control of the opening timing and the closing timing by using the variable valve device.
US11313295B2 Cylinder deactivation and variable geometry turbocharger control
Systems, apparatus, and methods are disclosed that include an internal combustion engine having a plurality of cylinders operable to be deactivated while controlling a variable geometry turbocharger in response to the reduced number of active cylinders.
US11313289B2 Position sensor and position detection method
A position sensor of the present invention includes: a magnet that moves together with a moving body; a magnetic sensor that detects a magnetic flux generated by the magnet; and a detector that detects an anomaly of the magnetic sensor based on a detection value detected by the magnetic sensor. The magnetic sensor is set so as to detect the detection value taking a value on a locus preset in accordance with a position of the moving body, and the locus is set so that a change rate of the detection value corresponding to change of the position of the moving body differs for each of a plurality of sections set within a movement range of the moving body. The detector detects the anomaly of the magnetic sensor based on a relation between the detection value and a comparison value that is a value corresponding to the locus.
US11313287B2 System and method for gaspath actuators
Methods and systems for unsticking a stuck gaspath actuator are disclosed. In one embodiment, an engine operating method includes adjusting exhaust valve timing of one or more cylinders of an engine in response to an indication that a gaspath actuator is stuck in position. In this way, pressure waves in an exhaust manifold and/or an intake manifold may be generated, which may act to unstick the gaspath actuator.
US11313274B2 Integrated power generation system
A power generation system using a combined solar-assisted fuel reformer and oxy-combustion membrane reactor is proposed. The system uses solar heating to activate the endothermic fuel steam reforming reaction. The produced gas is separated into streams of H2 and CO for separate oxy-combustion reactions. The O2 used in the oxy-combustion reactions is produced by permeating O2 through ion transport membranes in contact with solar-heated air.
US11313273B2 Compound engine assembly with bleed air
A compound engine assembly for use as an auxiliary power unit for an aircraft and including an engine core with internal combustion engine(s), a compressor having an outlet in fluid communication with an engine core inlet, a bleed conduit in fluid communication with the compressor outlet through a bleed air valve, and a turbine section having an inlet in fluid communication with the engine core outlet and configured to compound power with the engine core. The turbine section may include a first stage turbine having an inlet in fluid communication with the engine core outlet and a second stage turbine having an inlet in fluid communication the first stage turbine outlet. A method of providing compressed air and electrical power to an aircraft is also discussed.
US11313267B2 Particulate matter sensor
A particulate matter sensor includes a sensor element that includes a measurement member and a heater. An anomaly determiner performs determination that there is a break fault in a signal path of the measurement signal in response to both:(1) A first determiner, which determines whether a first measurement value of the measurement signal is higher than or equal to a predetermined normal determination threshold while the measurement voltage is applied between the measurement electrodes and the temperature of the measurement member is controlled at a first determination temperature, making a negative determination; and(2) A second determiner, which performs negative determination while the measurement voltage is applied between the measurement electrodes and the temperature of the measurement member is controlled within a predetermined temperature range that is higher than the first determination temperature and lower than a second determination temperature, making a negative determination.
US11313262B2 Control of a centrifugal separator
A centrifugal separator for cleaning gas containing contaminants includes a stationary casing enclosing a separation space through which a gas flow is permitted, a gas inlet extending through the stationary casing and permitting supply of the gas to be cleaned, a rotating member including a plurality of separation members arranged in said separation space and being arranged to rotate around an axis of rotation, a gas outlet configured to permit discharge of cleaned gas and including an outlet opening through a wall of the stationary casing, a drainage outlet configured to permit discharge of liquid impurities separated from the gas to be cleaned and an electrical motor for rotating the rotating member. The centrifugal separator further includes a control unit configured to control the operation of the electrical motor and to drive the electrical motor in at least two different operational modes and to further switch between operational modes depending at least on information of at least one measured internal parameter of the electrical motor.
US11313258B2 Continuous variable valve duration apparatus and engine provided with the same
A continuous variable valve duration apparatus includes a cam unit, a cam formed on the cam unit, a camshaft inserted into the cam, a guide bracket, a guide shaft mounted on the guide bracket and disposed perpendicular to the camshaft, wherein a guide screw thread is formed on the guide shaft, a wheel housing disposed within the guide bracket, an inner wheel rotatably inserted into the wheel housing and movable perpendicular to the camshaft, a worm wheel disposed within the wheel housing, wherein an inner screw thread configured to engage with the guide screw thread is formed inside the worm wheel and an outer screw thread is formed on the worm wheel, a control shaft, a control worm formed on the control shaft, and a wheel elastic portion mounted to the wheel housing.
US11313257B2 Cavity valve with optimized shaft interior geometry, and method for producing same
A hollow valve having optimized interior stem geometry, whose valve stem has surface-enlarging structuring on an inner surface is provided. Also provided is a method for manufacturing a valve body of such a hollow valve, wherein the method comprises: providing a bowl-shaped semi-finished product having an annular wall that surrounds a cavity, and having a base section, followed by lengthening the wall with an inserted, structured mandrel, and lastly, reducing an outer diameter of the annular wall without a mandrel to obtain a predetermined valve stem outer diameter of a valve to be manufactured.
US11313256B2 Valve opening-closing timing control apparatus
An Oldham coupling includes an engagement arm. At least either a driving-side rotor or an input gear has an engagement portion engaged with the engagement arm and is connected to the Oldham coupling. The engagement arm has a pair of arm flat surface portions perpendicular to a rotational direction of the driving-side rotor. The engagement portion has a pair of engagement flat surface portions that the arm flat surface portions face in a sliding contact manner. Each arm flat surface portion is, within a range where the arm flat surface portion slides against a facing engagement flat surface portion, always in contact with an overlapping portion of the engagement flat surface portion with the arm flat surface portion when viewed from a direction perpendicular to a sliding direction of the Oldham coupling and in which the arm flat surface portion and the engagement flat surface portion overlap each other.
US11313251B2 Anterior part of a nacelle of an aircraft propulsion system having a shield in front of its rigidifying frame
An anterior part of a nacelle of an aircraft propulsion unit. A rigidifying frame annular about a longitudinal axis of extension of the nacelle is at the rear end of the anterior part. An annular shield is in front of the rigidifying frame and connects an internal peripheral edge of the rigidifying frame to an internal structure. The shield has a portion extending towards the external panel beyond the internal peripheral edge of the rigidifying frame, the portion forming a non-zero angle with respect to the rigidifying frame to form a free space with respect to the rigidifying frame behind the portion. The shield can thus deform in the event of an impact of a foreign object entering through the air inlet lip, without the rigidifying frame itself being deformed, thereby absorbing all or some of the impact energy. A nacelle can have such an anterior part, and an aircraft can have such a nacelle.
US11313249B2 Rotor blade and axial-flow rotary machine
A rotor blade attached to a rotor shaft rotatable around an axis includes: a blade body extending in a radial direction with respect to the axis and having a blade-shaped cross section orthogonal to the radial direction; a shroud provided at an end of the blade body on a radial outer side, and a seal fin protruding from the shroud toward an outer circumferential side, and the seal fin includes: a seal fin body extending in a plate shape in a circumferential direction; and a reinforcing portion provided on at least one plate surface of the seal fin body to increase a thickness of the seal fin, the reinforcing portion gradually increasing in dimension in the radial direction toward the center in the circumferential direction.
US11313243B2 Non-continuous abradable coatings
In some examples, a component includes a substrate and a non-continuous abradable coating on the substrate. The abradable coating includes a first portion defining a first plurality of coating blocks, a second portion defining a second plurality of coating blocks, and a blade rub portion extending between the first portion and the second portion and defining a third plurality of coating blocks. At least one of the first plurality of coating blocks or the second plurality of coating blocks is different than the third plurality of coating blocks in at least one coating block parameter.
US11313242B2 Thin seal for an engine
Aspects of the disclosure are directed to a seal configured to interface with at least a first component and a second component of a gas turbine engine. A method for forming the seal includes obtaining an ingot of a fine grained, or a coarse grained, or a columnar grained or a single crystal material from a precipitation hardened nickel base superalloy containing at least 40% by volume of the precipitate of the form Ni3(Al, X), where X is a metallic or refractory element, and processing the ingot to generate a sheet of the material, where the sheet has a thickness within a range of 0.010 inches and 0.050 inches inclusive.
US11313240B2 Rounded radial snap configuration for a gas turbine engine cover plate
A rotating machine includes a plurality of rotors. Each of the rotors includes a rotor bore protruding radially inward from a platform. A ring shaped cover plate is interfaced with each rotor bore via at least one snap. The at least one snap includes a first arm extending from the cover plate and having a convex facing contact surface, and multiple second arms extending axially from each rotor bore and having contact surfaces facing the convex surface.
US11313239B2 Turbmachine fan disc
A disc able to support platforms and blades of a fan, and including an external surface having a succession of grooves for receiving the fan blades and teeth interposed between the grooves to support the fan platforms, an upstream face of the disc, and a plurality of radial protrusions disposed radially around the axis of the disc on the upstream face of the disc, and able to be fastened to a fan platform retaining flange, the protrusions being offset radially toward the interior of the disc relative to the grooves of the disc, and being disposed circumferentially between two teeth of the disc.
US11313237B2 Conforming coating mask for a component and system background
A conforming coating mask is used with a turbine component having a plurality of cooling holes. The conforming coating mask includes at least two anchors; a plurality of radial mask strips integrally formed with and extending between each of the at least two anchors; and at least one coating mask securing insert. Each at least one coating mask securing insert integrally formed with a respective at least one radial mask strip; wherein the plurality of radial mask strips align with and cover the plurality of cooling holes.
US11313236B2 Coolant channel
A component for a gas turbine engine, comprising: a first wall defining an exterior surface of the component; a second wall, arranged such that a coolant channel is defined by the space between the first and second walls; and a plurality of apertures provided through the first wall to connect the coolant channel to the exterior surface of the component; wherein adjacent at least one aperture the coolant channel comprises a flow modifier, configured to locally change the pressure of the coolant flowing in the coolant channel in the region of the aperture relative to a region of the coolant channel adjacent another aperture.
US11313234B2 Blade for gas turbine
A blade for a gas turbine includes an external structure including a plurality of seating grooves which are separately disposed in a chord direction toward a trailing edge from a leading edge, an internal structure received in the external structure and including a plurality of protrusions protruding toward an internal side of the external structure, a plurality of porous strips combined to the seating groove in an attachable/detachable way, and a coolant channel formed for a coolant to flow among the porous strip, the neighboring protrusions, and an external side of the internal structure.
US11313229B2 Impeller, turbocharger, and method for forming flow field for gas in impeller and turbocharger
A turbine wheel (12) is provided with: a disc (22) provided so as to be capable of rotating about a center axis (C); and a plurality of blades (23) provided to a disc surface (22f) at intervals in a circumferential direction, the blades (23) causing a gas guided in from radially outward leading edges (23f) to be expelled from trailing edges (23r) disposed on one side of each of the blades along the direction of the center axis (C). In each of the blades (23), in an area on one side along the direction of the center axis (C) including the trailing edge (23r), there is provided a concave surface (27) in which a positive-pressure surface (23p) on the rear side in a rotational direction (R) is recessed forward in the rotational direction (R), causing the gas to be dispersed entirely in the radial direction of the blade (23).
US11313228B2 Rotor for a pump, produced with a first elastic material
A rotor for a pump has a housing and a rotor, and has at least one blade. The rotor is able to be actuated to rotate about an axis of rotation in order to convey a fluid in the axial or radial direction, and the rotor is able to be deformed in the radial direction between a first, radially compressed state and a second, radially expanded state. At a maximum speed of rotation of the rotor at which the power of the pump is at a maximum, the blade is essentially radially oriented, and/or the rotor has its maximum diameter.
US11313224B2 Thermal maturity determination of rock formations using mud gas isotope logging
Systems and methods for determining the thermal maturity of a rock formation from isotopic values in gases are provided. Isotope values may be obtained from mud gas isotope logging, vitrinite reflectance equivalence values may be determined from core samples using known techniques. A relationship between vitrinite reflectance equivalence and isotopic values, such as carbon-13 methane values, may be determined. The vitrinite reflectance equivalence may then be determined from isotopic values to determine the thermal maturity of rock formations accessed by drilling additional exploration wells.
US11313222B2 Cooled single-photon detector apparatus and methods
In some embodiments, a method and apparatus, as well as an article, may operate to determine downhole properties based on detected optical signals. An optical detection apparatus can include an optical detector including a superconducting nanowire single photon detector (SNSPD) for detecting light received at an input section of fiber optic cable. The optical detection apparatus can further include a cryogenic cooler configured to maintain the temperature of a light-sensitive region of the SNSPD within a superconducting temperature range of the SNSPD. Downhole properties are measured based on detected optical signals received at the optical detection apparatus. Additional apparatus, systems, and methods are disclosed.
US11313221B2 Electromagnetic telemetry device
In one aspect, an electromagnetic (EM) telemetry device is disclosed including an EM telemetry circuit capable of transmitting a pulsed high power EM telemetry signal, wherein the high power EM telemetry signal has a peak or average pulse power of about 20 W to about 2000 W.
US11313219B2 Real-time monopole sonic logging using physics-based artificial intelligence
A method and system for measuring a compressional and a shear slowness. The method may comprise disposing a downhole tool into a wellbore. The downhole tool may comprise a transmitter, wherein the transmitter is a monopole, and a receiver, wherein the receiver is a monopole receiver. The method may further comprise broadcasting the sonic waveform into the formation penetrated by the wellbore, recording a reflected wave on one or more receivers, wherein the reflected wave is a compressional wave or a shear wave, processing the reflected wave into at least one measurement, and applying a validation scheme to the at least one measurement. The system may be a downhole tool comprising a transmitter configured to transmit a sonic waveform into a formation, wherein the transmitter is a monopole, and a receiver configured to record a reflected wave, wherein the receiver is a monopole receiver.
US11313216B2 Automated evaluation and fingerprinting of drilling operations utilizing real-time data
Real-time data of drilling operations may be utilized to automatically fingerprint and evaluate their values to create enhanced information of interest. Enhanced information of interest may be comparable to given procedure and may facilitate generation of actionable insight and validation of procedural compliance. Real-time data of drilling operations may be analyzed to generate analysis and graphical comparison of specific sub-step operations that make up activities of interest. These operations may correspond to specific actions a driller on a rig may take to manipulate equipment and may be documented as procedural steps.
US11313215B2 Methods and systems for monitoring and optimizing reservoir stimulation operations
Provided are methods and systems for monitoring and modifying stimulation operations in a reservoir. In particular, the methods and systems utilize a downhole telemetry system, such as a network of sensors and downhole wireless communication nodes, to monitor various stimulation operations.
US11313214B2 Creating high conductivity layers in propped formations
Provided are methods and system for propping a fracture. An example method includes introducing a first fracturing fluid into the fracture; wherein the first fracturing fluid comprises a first amount of high crush strength proppant and a first aqueous base fluid; wherein the high crush strength proppant has a crush strength equal to or exceeding 4000 psi. The method further includes introducing a second fracturing fluid into the fracture; wherein the second fracturing fluid comprises a first amount of low crush strength proppant and a second aqueous base fluid; wherein the low crush strength proppant has a crush strength less than 4000 psi. The method also includes introducing a third fracturing fluid into the fracture; wherein the third fracturing fluid comprises a second amount of high crush strength proppant and a third aqueous base fluid.
US11313210B2 Method of enhanced oil recovery using an oil heating device
A method of enhanced oil recovery of using an oil heating device that is permanently-installed at the end of a production pipe down a wellbore into the pay zone of an oil deposit. The oil heating device contains an array of individually-controlled heating elements controlled by a controller. The oil heating device may also contain a plurality of sensors including array temperature sensors, oil temperature sensors, and oil flow sensors connected to the controller.
US11313206B2 Redundant power source for increased reliability in a permanent completion
A completion system and a method for powering a downhole component of a wellbore are provided. In one example, in the completion system comprises at least three different types of power sources for powering a downhole component in a wellbore and a power distribution circuit including a power distribution node and a control circuit, wherein the control circuit is configured to select at least one power source of the at least three different types of power sources to connect to the power distribution node based on a selection priority of the power sources, and the power distribution node is configured to provide power from the at least one power source to the downhole component.
US11313203B2 Electronic initiator sleeves and methods of use
Apparatuses, systems, and methods for performing wellbore completion and production operations in a subterranean formation are provided. In some embodiments, the methods include: disposing an electronic initiator sleeve within a closed wellbore penetrating at least a portion of a subterranean formation, wherein the electronic initiator sleeve comprises: a housing having at least one port, a sleeve in a closed position, an actuator, and at least one sensor; increasing fluid pressure within the closed wellbore for a period of time, wherein the sleeve remains in the closed position during the period of time; detecting a signal with the at least one sensor; and actuating the actuator in response to the signal to transition the sleeve from the closed position to an open position.
US11313200B2 Anti-extrusion slip assemblies for a downhole sealing device
A downhole plug for plugging a tubular member. The downhole plug may include a packer and a slip assembly including a plurality of slip segments circumferentially spaced about a central axis of the slip assembly, each slip segment having a body comprising a first end, a second end longitudinally opposite the first end, an outward face with at least one engagement member for coupling to the tubular member, and sides each facing an adjacent slip segment of the plurality of slip segments. The plurality of slip segments may include a first set of slip segments and a second set of slip segments wherein each of the first set of slip segments is positioned directly between a pair of the second set of slip segments. Each of the second set of slip segments may include a pair of arcuately extending anti-extrusion members.
US11313199B2 Methods and systems for a temporary seal within a wellbore
Examples of the present disclosure relate to a temporary seal within a wellbore. More specifically, embodiments include a temporary seal within casing that limits the flow of fluid through the casing until the temporary seal is released.
US11313197B2 Well access tool
A tool for gaining lateral access to a well via a lateral access passage includes a head portion. The tool axially forwardly advances the head portion towards the lateral access passage and transmits rotational drive to the head portion. The tool delivers fluid to or forwardly of the head portion. The head portion may have an adapter at its front end for interchangeable attachments, such as a sealing device, a socket member, or a cleaning brush. The tool may include a flexible conduit extending forwardly of the head portion. A curved guide passage may be provided to guide a fluid transmission conduit of the tool as it advances forwardly. The tool may have a shaft for forwardly advancing the head portion, the shaft being coupled to a rotatable drive member configured to be rotatably driven such that rotation of the rotatable drive member causes axial forward movement of the shaft.
US11313196B2 Method for continued drilling operations with a single one-piece wellhead
An improved method for continued drilling operation s with a single one-piece wellhead for drilling multi-wellbores eliminating the step of blowout preventer removal after drilling a second wellbore. An operator utilizing the improved method may utilize a single one-piece wellhead while drilling a series of wellbores through the blowout preventer with differing diameters without removing and reinstalling the blowout preventer between each drilling operation, eliminating testing of the seals after the reinstallation of the blowout preventer between the drilling subsequent wellbores.
US11313193B2 Whipstock
A whipstock comprises a longitudinal axis, a first end and a second end, and a tapering deflection section extending at least part of the way between the first end and the second end. The deflection section has a rear face. The deflection section has a front face, which in use will deflect a milling arrangement in a direction having a component which is perpendicular to the longitudinal axis of the whipstock. The front face has first and second side edges and a width defined between the first and second side edges. A depth of the deflection section is defined as a distance between the rear face and the front face. At at least one point along the length of the deflection surface, the depth of the deflection section at a distance from the first side edge is greater than the depth of the deflection section at the same distance from the second side edge.
US11313185B2 Differential iron roughneck
A differential iron roughneck for making or breaking a pipe connection includes: at least one first gripping cylinder for delivering torque to a first pipe; at least one second gripping cylinder for delivering and receiving torque to and from a second pipe; and a differential gearbox including: a primary shaft delivering torque to the at least one first gripping cylinder; and a secondary shaft receiving torque from the at least one second gripping cylinder, where the primary shaft and the secondary shaft rotate at different speeds.
US11313184B2 Gripper with spinning means
A system for performing a subterranean operation that can include a plurality of tools, and a gripper conveying means configured to connect with any one of the plurality of tools and perform a first operation on a rig. The system can also include tools with an encapsulated chamber having electronic components contained therein with the tools in compliance with an explosion-exposed (EX) certification.
US11313178B2 Concealed nozzle drill bit
Systems and methods for drilling a subterranean well with a drill bit include a drill bit body with a central bore. A plurality of ports extend through the nose end of the drill bit body from the central bore to an outside of the drill bit body. A blocked nozzle is located within one of the plurality of ports. The blocked nozzle has a nozzle bore end and a nozzle nose end opposite the nozzle bore end. A bore end disk is located at the nozzle bore end of the blocked nozzle, preventing a flow of fluids through the blocked nozzle past the bore end disk. A nose end disk is located at the nozzle nose end of the blocked nozzle, preventing the flow of fluids through the blocked nozzle past the nose end disk. The nose end disk and the bore end disk are removable.
US11313177B2 Compliant rolling element retainer
A drill bit is provided that includes a bit body having one or more blades extending therefrom, a plurality of cutters secured to the one or more blades, and a rolling element assembly positioned within a cavity defined on the bit body. The rolling element assembly includes a rolling element rotatable within the cavity about a rotational axis, and a compliant retainer extendable within a retainer slot defined in the cavity to secure the rolling element within the cavity. The compliant retainer and the cavity cooperatively encircle more than 180° but less than 360° of a circumference of the rolling element while leaving a full axial width of the rolling element exposed. The compliant retainer is compressible responsive to forces from the rolling element to absorb vibrations and/or automatically adjust depth of cut.
US11313175B2 Mud motor catch with catch indication and anti-milling
A rotor catch system includes a catch stem having a proximal end coupled to a rotor of a mud motor system and a distal end positioned within a sub housing of a drill string, a catch feature having a top portion and a spindle portion extending from the top portion and coupled to the distal end of the catch stem, a housing catch feature extending radially inward from an inner surface of the sub housing, and a catch bushing positioned between the top portion of the catch feature and the housing catch feature. The housing catch feature restrains axial movement of the catch bushing in the active catch state via contact between the catch bushing and the housing catch feature, and the catch bushing restrains axial movement of the catch feature in the active catch state via contact between the catch feature and the catch bushing.
US11313171B2 Door guide frame of detachable segment structure for sliding windows and doors
The present invention relates to a door guide frame of a detachable segment structure for sliding windows and doors, in which in order to improve heat insulating performance of the door guide frame, the door guide frame is divided into an outer body portion and an inner body portion and a thermal break is disposed therebetween, and even when a second pocket guide segment accommodated in the inner side surface of the inner body portion and a third pocket guide segment accommodated in the inner side surface of the outer body portion are separated from an upper cap region of an aluminum material and have a lower leg region formed of a thermal break material, a supporting means capable of providing a good supporting force for the lower leg region formed of such thermal break material is provided without affecting the heat insulating performance of the door guide frame.
US11313169B2 Safe assembly
A safe assembly includes a housing having a top wall, a bottom wall, a first side wall, a second side wall, a rear wall and a door. The door having a locking mechanism to releasably lock the door in a closed position. Each of the walls includes an outer panel of steel material defining an exterior of the housing. An inner panel of steel material is spaced from the outer panel and has an exterior face facing the outer panel. The exterior face comprises a highly reflective surface. An insulating material is positioned between and fills a space between the outer and inner panels. A plurality of mating flanges is attached to the walls such that each of the walls includes a mating flange securable to a mating flange on one more adjacently positioned one of the walls to form the completed housing.
US11313168B2 Universal add-on devices for feature enhancement of openers for movable barriers
A universal add-on device for controlling a movable barrier opener to open and close a movable barrier includes a control module which wirelessly communicates with a user's mobile electronic device. The opener includes a hand-held remote transmitter having a push-button switch. The hand-held remote transmitter is configured to transmit wireless signals to the opener for initiating the opener to move the movable barrier upon actuation of a push button of the push-button switch. The control module is either connected to an actuator to physically actuate the push-button switch of the hand-held remote transmitter or electrically connected in parallel with the push-button switch to electrically actuate the push-button switch of the hand-held remote transmitter. The device enables a manufacturer's compatible remote transmitter or a universal remote transmitter to be utilized to control the movable barrier using the user's mobile electronic device such as a smart phone.
US11313166B2 Drive device for a window regulator
It is provided a drive device for an adjustment installation for adjusting a vehicle part, in particular a power window actuator, comprising a carrier element, a cable drum, a cable exit housing which is disposed on a first side of the carrier element and which has a first bearing element for mounting the cable drum so as to be rotatable about a first rotation axis, a drive wheel that is drivable by a motor unit, and a drive housing which is disposed on a second side, facing away from the first side, of the carrier element and which has a second bearing element for mounting the drive wheel so as to be rotatable about a second rotation axis. The cable exit housing and the drive housing are fastened to one another by way of a fastening element which acts between the first bearing element and the second bearing element.
US11313163B2 Link type structure for preventing opposite sliding doors from swaying
A link type structure includes a lower rail mounted in a longitudinal direction at a lower side of a vehicle body, a lower rail roller unit rollably connected to the lower rail, a lower rail swing arm rotatably connected to the lower rail roller unit and a door, a first link member having a first end rotatably connected to the door and a second end connected to a link hinge, a second link member having a first end rotatably connected to the lower rail roller unit and a second end connected to the link hinge, and a spring provided on the link hinge. The spring is configured to supply elastic force such that one end of the first link member applies force to the door in a direction toward outside of the vehicle body.
US11313162B2 Hinge for detachable sheet metal cabinet doors or walls
The invention relates to a hinge for detachable sheet metal cabinet doors or walls, comprising a first hinge part or frame part that can be secured to the door or cabinet frame, and a second hinge part or door hinge part that can be fixed to the door leaf or cabinet wall, which hinge parts are connected to one another in an articulated manner by means of a hinge pin, and having a latch-type tongue that is arranged in the second hinge part such that it can move against a spring force, characterised by a lifting device which encompasses the hinge pin guided through finger-type ends of the first hinge part and which centrally supports the hinge pin together with a hook retained by the door part, such that the lifting device moves the encompassing part of the second hinge part perpendicular to the plane of the door leaf or cabinet wall, via actuation, by means of a key, such as a double bit key.
US11313157B2 Latch assembly for opening and closing luggage room of vehicle
A latch assembly for opening and closing a vehicle luggage room may include: a base installed on an end portion of an opening and closing member to open and close a vehicle luggage room; a power conversion member to convert the rotational force of a drive motor into a linear motion; a claw to grip and restrain the striker when the opening and closing member is closed; a pawl to inhibit the rotation of the claw so that the claw maintains a state of having the striker restrained; an error lever installed to rotate with the pawl and configured to rotate so that the pawl is separated from the claw; and a link member to rotate the claw so that the claw grips the striker, when the power conversion member makes the linear motion.
US11313155B2 Locking assembly for electronic tablet and devices
A method for securing a portable electronic device having a housing to a substantially immovable object utilizing a locking assembly having a security rod or spike formed with an anchoring end separated axially by a protruding end, a locking device with an internal locking mechanism and a cable permanently attached to the locking device at one end, includes several steps. The steps include securedly fixing the anchoring end of the security rod or spike to the portable electronic device upon or through the housing, attaching an other end of the cable to the substantially immovable object and inserting the protruding end of the security rod into an opening in the locking device to actuate the internal locking mechanism and lock the locking device to the captive security rod. Locking the security rod to the locking device concurrently locks the portable electronic device to which it is anchored to the substantially immovable object.
US11313151B2 Sensor for rim latch roller strike
A locking device assembly for a door located at a door frame. The locking device assembly includes a door strike assembly including a magnetized ferromagnetic material and a latchbolt assembly located at the door. The latchbolt assembly includes a latchbolt and a magnetic field sensor, wherein the magnetic field sensor senses a magnetic field provided by the door strike assembly. The door strike assembly includes, in different embodiments, a magnet located in a frame of the door strike assembly or a magnetic roller. The magnetic field sensor includes a magnetometer configured to determine the presence of a magnetic field provided by the door strike assembly. In the event that the door strike assembly has been removed to defeat the locking device, the lack of the magnetic field indicates that a security condition exists. An alert is provided to indicate the existence of the security condition.
US11313148B2 Stake insertion and removal tool
A stake insertion and removal tool including a vertically extending pole portion having an upper end for grasping and a lower end comprising a fixed clamping surface, a clamping portion connected to the pole portion approximate the lower end by linkage, movable relative to the pole portion through the linkage, and having a step and a movable clamping surface. A downward force on the step forces the movable clamping portion toward the fixed clamping portion through the linkage, thereby forcing the movable clamping surface toward the fixed clamping surface, to grasp a stake placed therebetween as the downward force urges the stake into ground there-below.
US11313147B1 Water-fillable portable modular privacy fence
A modular fence unit integrates a base, a pair of end posts extending through slots formed in the base, and a fence panel design resting above the base between the pair of end posts. A tongue and groove combination provides the joint used to situate the fence panel design between the posts. The joint enables the fence panels to be releasably attachable to the end posts. The fence unit can incorporate a single panel, multiple vertically-oriented panels arranged horizontally, or multiple horizontally-oriented panels arranged vertically. The base includes an interior compartment space capable of holding fluid, such as liquid, to enable the base to serve as stabilizing ballast.
US11313145B2 Earthquake protection systems, methods and apparatus using shape memory alloy (SMA)-based superelasticity-assisted slider (SSS)
A system and method of isolating a building structure from ground movement including centering a building structure in a first position relative to a building foundation, securing a first portion of a super-elastic slider system (SSS) to the foundation, securing a second portion of the SSS to the structure. The SSS includes at least one shape metal alloy (SMA) element extending between the first portion and the second portion. The at least one SMA element having an initial shape. Moving the foundation during a ground movement and shifting the structure in at least one of a horizontal and a vertical direction to a second position, including flexing the at least one SMA element to a secondary shape, and automatically recentering the structure to the first position including retracting the at least one flexed SMA element to the initial shape.
US11313144B2 Seismic reinforcement strucutre and seismic retrofitting method
Disclosed is a seismic reinforcement structure and a seismic retrofitting method, including: a first bracket including a horizontal part extending in contact with the bottom surface of the building, and a vertical part formed in connection with the horizontal part and extending in contact with the wall surface of the building; a second bracket including a horizontal part extending in contact with the ceiling of the building, and a vertical part formed in connection with the horizontal part and extending in contact with the wall surface of the building; and a connecting support rod having a vertically long shape and vertically connecting the horizontal part of the first bracket and the second bracket, wherein the relative position to the bottom of the whole building is fixed, thereby preventing the building from collapsing.
US11313142B1 Swimming pool leveling system and method of use
A swimming pool leveling system includes a bracket extending from a first end to a second end, the bracket having openings; a float valve having a body with a float positioned within an interior of the body, the float valve engaged with the bracket via an adjustment device; a pressure reducing valve engaged with the body and to receive a water source; and a base having a base body with an enclosed interior accessible via an opening, the enclosed interior configured to receive a weight, the base engaging with the bracket via one or more securement devices; the base is to rest on a surface such that the bracket extends the float valve into a pool; and the float valve to allow filling of the pool to a desired height.
US11313138B2 System and method for a vented and water control siding, vented and water control sheathing and vented and water control trim-board
A vented and water control paneling has improved drainage and integrated ventilation air space. The water control paneling may be fabricated with an omnidirectional relief pattern formed on its back surface. The relief pattern spaces the vented and water control paneling away from a structure to which it is secured, thereby providing an omnidirectional drainage plane between the back surface of the paneling and the structure. The omnidirectional drainage plane provides an unimpeded ventilation and drainage path of water and/or water vapor.
US11313134B2 Wall panel
A wall panel may have a rigid layer, a first insulation layer made from a two-part rigid urethane pour foam, and a second insulation layer made from a phase change material. The first insulation layer may be chemically bonded to the rigid layer and may also be bonded to the phase change layer. The first insulation layer may be positioned between the second insulation layer and the rigid layer. The rigid layer may be a finished surface or a veneer layer may be applied to the rigid layer.
US11313132B2 Covering element support arrangement
A covering element support arrangement for attaching covering elements to a building or building component. The covering element support arrangement has a carrier means for receiving covering elements thereon. The covering element support arrangement further has an attachment means for attaching covering elements to the carrier means. The attachment means involves mechanical fastening means that can be fastened to the carrier means and that are engageable with covering elements to fix the covering elements to the carrier means. The carrier means is formed at least partially from a perforated sheet and the mechanical fastening means is engageable with the perforations. The frequency of the perforations is such that a covering element can be attached to the carrier means without requiring the covering element to be initially aligned relative to any single perforation. This thereby reduces the time required to fit covering elements.
US11313131B2 Openable sunscreen device with adjustable slats
An openable sunscreen device with adjustable slats (3) moved by at least one distance adjustment member (21) between opened (O) and closed (C) conditions. Each slat (3) has an axle (9) whose ends (11) slide along a first site for sliding (15) of a side guide (17). Each slat (3) has an inclined arm (23) provided with a slider (25). A rotation member (27) provides for rotation of the slat (3) around its axle (9) and includes a longitudinal track element (31) parallel to the site for sliding (15) and a corresponding transversal track element (33). Each transversal track element (33) intersects the longitudinal track element (31) at a respective switch element (35) rotatable between a rotating condition in which it (37) is aligned with the respective transversal track element (33) and a sliding condition in which it (37) is aligned with the longitudinal track element (31).
US11313128B2 Debris collector for roof gutter systems
An apparatus for catching debris that includes a collection assembly. The collection assembly including a screen section. The screen section including a plurality of diverters configured to break water tension and slow water flow as water flows over the plurality of diverters from a roof surface. The plurality of diverters being spaced apart from one another in such a way that the slowed water is capable of draining into a gutter system from the screen section.
US11313125B2 Mobile modular foundation systems and methods for transporting same
A modular foundation system comprises a concrete reinforced matrix having embedded pre-tensioned components and a recessed tension bolster region adjacent the lower surface of the foundation at each end, and a pair of lifting safety bars partially embedded in the foundation within the recess and terminating at the end of the foundation.
US11313124B2 Composite structure joining system and method and related structures
A composite structure joining system and method comprises a structural panel, preferably but not necessarily fabricated from structural composite materials, that further comprises a nesting C-joint feature that facilitates assembly of a plurality of panels of the invention to form a planar structure such as a wall. An embodiment of the present invention comprises a plurality of the panels of the invention, joined together using the C joint of the invention, captured in a frame. The frame structural elements may comprise metals such as aluminum or steel, or may be hand laid or extruded fiberglass as described in more detail below. The invention further comprises methods of manufacturing a plurality of structural panels of the invention. The method of the invention may be used to fabricate intermodal shipping containers that have superior structural and thermal characteristics, are lightweight, resulting in lower transportation costs and lower container costs.
US11313114B2 Drain cleaner
A drain cleaner includes a drum assembly configured to store a cable and an actuator assembly movable relative to the drum assembly between a neutral position, where the cable is free to spin and translate out of the drum assembly, an autofeed position, where the cable is allowed to spin and is automatically driven out of the drum assembly, and an autofeed locked on position, where the actuator assembly is maintained in the autofeed position without continuous input from a user. The actuator assembly includes a handle supported by the drum assembly and an autofeed locking mechanism. The autofeed locking mechanism includes a drive lock and a lock release. The drive lock engages the handle to maintain the actuator assembly in the autofeed locked on position.
US11313112B2 Drain adapter device
Described herein are embodiments of a drain adapter device configured as a low-profile drain that provides a dry seal between a drain base and an installed floor drain. The low-profile drain is configured to receive threaded drain gates or strainers. In some embodiments, the drain adapter device provides a low-profile drain system that includes universal receiving features configured to engage with strainers, drain gates, caps, and the like.
US11313111B1 Faucet that can be equipped with an air gap device
A faucet that can be equipped with an air gap device, which includes a base, a main body and a control valve, wherein a chamber is formed inside the base, and an air gap device is arranged in the chamber accordingly. The main body is set on the top edge of the base, and the control valve is set inside the main body; a gap is formed between the base and the main body, the gap communicates with the chamber, and the air enters or leaves the chamber through the gap. The overall appearance of the faucet has no visually attractive vents, so the integrity of the appearance can be maintained.
US11313105B2 Work machine
There is provided a work machine that is capable of realizing operability and energy saving ability that are equivalent to those of work machines that have a joint line to be used during swinging/boom raising operation, without incorporating a joint line for supplying a pressurized fluid from a second pump to a bottom-side chamber of a boom cylinder. The controller is configured to compute a hypothetical flow rate representing a flow rate in a hypothetical joint line, compute a first pump provisional target flow rate on the basis of an operation amount of a boom operation device, compute a second pump provisional target flow rate on the basis of an operation amount of a swing operation device, compute a first pump final target flow rate by adding the hypothetical flow rate to the first pump provisional target flow rate, and compute a second pump final target flow rate by subtracting the hypothetical flow rate from the second pump provisional target flow rate.
US11313104B2 Control system for construction machinery
A control system for construction machinery includes a hydraulic cylinder operable by a working oil discharged from a hydraulic pump, a control valve arranged between the hydraulic pump and the hydraulic cylinder to control an operation of the hydraulic cylinder according to a position of a spool therein, the control valve having a first spool position for draining the working oil discharged from a chamber of the hydraulic cylinder to a drain tank, and a pressure compensated valve installed in a return hydraulic line through which the working oil discharged from the control valve at the first spool position is drained to the drain tank, the pressure compensated valve being configured to control a flow rate of the working oil passing through the pressure compensated valve according to a pressure difference between a front end and a rear end of the control valve.
US11313100B2 Hydraulic system for a vehicle as well as a vehicle with such a hydraulic system
Hydraulic system (120) for a vehicle comprising a vehicle hydraulic circuit (122) among others for the hydraulic supply of connecting means of an automatic coupling means, wherein the connecting means is designed to connect a coupling means (31) of the vehicle with a correspondingly designed coupling means (32) of an add-on unit and an operating hydraulic circuit (121) for supplying at least one Power-Beyond coupling, wherein the vehicle hydraulic circuit and the operating hydraulic circuit are designed independent of one another and each having a hydraulic pump.
US11313098B2 Gravity-based structure
A gravity-based structure (1) for supporting offshore installations comprising a foundation (4). The foundation (4) has a basal portion (11). The basal portion (11) has a plurality of openings (10) for drainage of water. There is at least one first layer (7) of filter material, with a gradation suitable for draining water entrapped beneath the basal portion (11) to the openings (10). The layer (7) is installed on the seabed (8) beneath the foundation (4). The foundation has a downwardly extending skirt (5) that is adapted to penetrate into the seabed beneath the filter material layer (7).
US11313097B2 Dynamically deployable low-visibility pneumatic cofferdam system, method and apparatus
A dynamically deployable, low visibility pneumatic cofferdam for flood mitigation is disclosed. The cofferdam includes a first planar component, a second planar component, an inflatable hermetic airbag sandwiched therebetween, and connection members attached to the first planar component, a second planar component to form a cofferdam unit. The connection members are adjustable to apply and maintain a desired amount of pressure on the airbag to enable a watertight seal to be formed. The cofferdam units may be sized and designed to sealingly mate adjacent cofferdam units in a variety of configurations to form watertight seals. The cofferdam units may also be sized and designed to attach to seawalls, flood walls, sidewalks, or other infrastructure. When in a deployed state, the height of the cofferdam may be adjusted to a desired height to provide flood mitigation. When in an undeployed state, the cofferdam remains in a substantially flat and unobtrusive position.
US11313096B2 Adjustable pile holding system, vessel and pile installation method
A pile holding system is to be mounted on a deck of a vessel, e.g. for installation of a pile adapted to support an offshore wind turbine. The pile holding system is configured to support the pile in an upright position at a pile installation location next to the vessel. A vessel is provided with such a pile holder system. A method for installation of a pile and a pile holder are also disclosed.
US11313093B2 Frame rail assemblies and interlocking frame rail systems
A boat dock structure includes an upper deck, sides extending downward from the upper deck, and a wheel bumper having a substantially round shape. The wheel bumper has a first portion and a second portion, the first portion being positioned under the upper deck, the second portion extending outward from the cutout portion of at least one of the sides to protect the boat dock and a boat from damage when the boat is docking at the boat dock adjacent to the wheel bumper. At least one of the sides may have a cutout portion.
US11313091B2 Snow removal system
A snow removal system. The snow removal system includes a housing having an inlet disposed on a front side thereof, wherein the inlet is in fluid communication with a first chamber. An auger is disposed transversely across the first chamber, wherein the auger is operably connected to a motor within the housing. The auger rotates about a longitudinal axis thereof to mash snow and transport the mashed snow into a second chamber when the motor is actuated. The second chamber includes a primary heating element therein, the heating element designed to heat snow within the second chamber to produce steam. An outlet is disposed through a sidewall of the second chamber, wherein the outlet can emit steam from the second chamber.
US11313080B2 Monitoring system and method for wet end of a paper or board machine
A monitoring system for the wet end of a paper or board machine includes at least one light fixture for illuminating pulp supplied onto a wire, at least one image sensor to be placed above the head box at the wet end of the machine, for capturing the activity of the pulp supplied from the head box in the wire section, in the direction of the movement of the wire; and a computing device, to which at least one image sensor is configured to transmit image information for determining activity data on the pulp, the computing device being configured to adjust the settings of the paper or board machine, and/or of the monitoring system, on the basis of the determined activity data. A method for monitoring the wet end of a paper or board machine by means of a monitoring system includes adjusting the settings of the paper or board machine and/or of the monitoring system, on the basis of the determined activity data.
US11313079B2 Twill woven papermaking fabrics
The invention provides woven papermaking fabrics having a machine direction (MD) axis and a cross-machine direction (CD) axis, a machine contacting surface and a sheet contacting surface where the sheet contacting surface comprises a plurality of twill woven protuberances defining valleys there between. Generally the protuberances are skewed relative to a principle axis of the fabric, such as the MD axis and have a non-zero element angle. The protuberances generally have an upper surface defining the upper most surface plane of the web contacting surface of the fabric. Further, the protuberance upper surface is substantially planar providing the protuberances with a height that is substantially constant along the length of the protuberance.
US11313069B2 Stain removal accessory
A stain removal accessory that cooperates with a stain removal device for treating a stained area is attached to a front head of the stain removal device, namely to a water and/or steam venting face of the stain removal device. The stain removal accessory includes a container like a pad, a cartridge, a sachet, or a capsule provided with a permeable external layer, for containing a stain removing material, and a flap-flip piece including a holder for holding the container, whereby the stain removal accessory is adapted to release the stain removing material on the stained area when cooperating with the stain removal device by facing a flow of water and/or steam generated by the stain removal device.
US11313068B2 Clothing treatment agent dispensing assembly for clothing treatment apparatus, and clothing treatment apparatus
A clothes treating agent dispensing assembly for a clothes treatment device and a clothes treatment device including a body; the clothes treating agent dispensing assembly including a dispensing container, a storage container and a docking mechanism. The dispensing container and the storage container are both in sliding connection with the body; the docking mechanism can engage the dispensing container and the storage container with each other and cause the dispensing container and the storage container to stably slide relative to the body as a whole. The docking mechanism can engage the dispensing container and the storage container with each other and avoid relative movement of the dispensing container and the storage container, so the relative stability of the dispensing container and the storage container is maintained when a drawer is moved, and the dispensing container and the storage container both can slide stably relative to the body.
US11313062B2 Apparatus and method for applying a first web to a base web in a nonlinear pattern
An apparatus and method for applying a first web to a base web in a nonlinear pattern as the base web is advanced in a machine direction in contact with a back-up roller are disclosed. The apparatus can include a guide roller and a guide roller translations system. The guide roller can be configured to define a nip with the back-up roller. The guide roller translation system can be configured to allow the guide roller to move with respect to the back-up roller to control the position of the nip to allow the first web to be applied to the base web in the non-linear pattern in the machine direction.
US11313057B2 Upper for an article of footwear with a cuff
In one aspect, an upper for an article of footwear may include a knit element, a collar area configured to form an ankle opening, and a cuff in the collar area. The cuff may be at least partially formed by the knit element and may include a ribbed knit structure of the knit element. In another aspect, an upper for an article of footwear may include a knit element with a first area, the first area including a first side and a second side opposite the first side. The first side may be formed of at least 30% more material than the second side such that the first area is configured to curve convexly away from the first side.
US11313056B2 Woven garment with grip yarns
A woven panel is provided that utilizes “grip” yarns in the weft direction in a first area to increase the coefficient of friction of the woven panel. The grip yarns are interlaced with a plurality of non-grip yarns to form a repeating pattern of floats on the woven panel, that when sewn into a garment, provide additional traction and friction for securing the garment to a wearer's body.
US11313053B2 Optimized process for the preparation of a spinning solution for the production of acrylic fibers precursors of carbon fibers and the relative carbon fibers
An optimized process for the preparation of a spinning solution for the production of acrylic fiber precursors (PAN) of carbon fibers and an optimized process for the production of carbon fibers from said acrylic precursor (PAN), are described.
US11313052B2 Melt blowing apparatus and method
A melt blowing apparatus and method includes a melt blowing die and at least one louver. The melt blowing die has a nosepiece comprising at least one aperture and at least one air slot adjacent the aperture. The at least one louver is movably positioned adjacent a face of the melt blowing die forming a zone through which can pass air and molten filaments from the air slots and nosepiece of the melt blowing die.
US11313046B2 Method for generating photochemical electrode
A photochemical electrode includes: an electrically-conductive layer; and a photo-excited material layer including a photo-excited material provided over the electrically-conductive layer, wherein in a surface of the photo-excited material layer, a lattice plane having highest atomic density in a crystal structure of the photo-excited material is oriented in a surface direction of the surface of the photo-excited material layer.
US11313039B2 Nano-coating protection method for electrical devices
Introduced here is a plasma polymerization apparatus and process. Example embodiments include a vacuum chamber in a substantially symmetrical shape to a central axis. A rotation rack may be operable to rotate about the central axis of the vacuum chamber. Additionally, reactive species discharge mechanisms positioned around a perimeter of the vacuum chamber in a substantially symmetrical manner from the outer perimeter of the vacuum chamber may be configured to disperse reactive species into the vacuum chamber. The reactive species may form a polymeric multi-layer coating on surfaces of the one or more devices. Each layer may have a different composition of atoms to enhance the water resistance, corrosion resistance, and fiction resistance of the polymeric multi-layer coating.
US11313036B2 Non-offset matrix-controlled printhead for an electrochemical additive manufacturing system
Process for manufacturing a printhead for a 3D manufacturing system that uses metal electrodeposition to construct parts. The printhead may be constructed by depositing layers on top of a backplane that contains control and power circuits. Deposited layers may include insulating layers and an anode layer that contain deposition anodes that are in contact with the electrolyte to drive electrodeposition. Insulating layers may for example be constructed of silicon nitride or silicon dioxide; the anode layer may contain an insoluble conductive material such as platinum group metals and their associated oxides, highly doped semiconducting materials, and carbon based conductors. The anode layer may be deposited using chemical vapor deposition or physical vapor deposition. Alternatively in one or more embodiments the printhead may be constructed by manufacturing a separate anode plane component, and then bonding the anode plane to the backplane.
US11313033B2 Linear source apparatus, system and method of use
A linear evaporation apparatus, system and method including a conductance chamber including a linear output section configured to emit a linear source deposition flux therethrough, an evaporative vapor communication conduit including an evaporative vapor mixing chamber and a plurality of crucible-receiving apertures at distal ends from the evaporative vapor mixing chamber, wherein the evaporative vapor mixing chamber is in communication with the conductance chamber and configured to transmit the linear source deposition flux therethrough, and a plurality of crucibles, each of the plurality of crucibles corresponding to one of the plurality of crucible-receiving apertures at the distal ends from the evaporative vapor mixing chamber, each of the plurality of crucibles configured to hold a material and heat the material to a corresponding material evaporation temperature, each of the plurality of crucibles further including a vapor pressure activated lid configured to open at a predetermined material vapor pressure value generated by heating the crucibles to at least the corresponding material evaporation temperature.
US11313027B2 Vapor deposition mask, vapor deposition mask production method, and organic semiconductor element production method
A vapor deposition mask (100) includes a resin layer (10) including a plurality of openings (11); a magnetic metal layer (20) located so as to overlap the resin layer, the magnetic metal layer including a mask portion (20a) having such a shape as to expose the plurality of openings and a peripheral portion (20b) located so as to enclose the mask portion; and a frame (30) secured to the peripheral portion of the magnetic metal layer. The resin layer is not joined to the mask portion of the magnetic metal layer but is joined to at least a part of the peripheral portion of the magnetic metal layer.
US11313022B2 Method for manufacturing soft magnetic member
There is provided a method for manufacturing a soft magnetic member where a coating formed of an α-Fe2O3 single phase having a high electrical resistivity is formed on a soft magnetic alloy substrate. A soft magnetic alloy substrate is heated in an atmosphere containing water vapor and inert gas to form a coating on the soft magnetic alloy substrate. The atmosphere has an oxygen partial pressure in a range of 0 to 1.5 kPa. A soft magnetic member including the soft magnetic alloy substrate and the coating formed on its surface can be obtained.
US11313017B2 Hard sintered body
The present invention provides a sintered body containing W and WC, having excellent hardness, strength, compactness, and corrosion resistance, without containing W2C, and capable of being used for the purpose of a cutting tool or a glass molding die, or a seal ring. There is provided a sintered body containing 4 to 50 vol % of tungsten metal as binder phases, 50 to 95 vol % of tungsten carbide (WC), and 0.5 to 5.0 vol % of tungsten oxide (WO2), in which the tungsten oxide (WO2) has an average grain size of 5 nm to 150 nm and is present in a sintered body structure at an average density of 5 to 20 particles/μm2.
US11313012B2 Ultra-high strength and corrosion resistant aluminum alloys via a combination of alloying elements and associated process
A method of making an alloy includes mechanically alloying aluminum with an alloying element to form an alloy. The method may include a subsequent step of compacting the alloy powder to form an aluminum alloy compact. The alloying element may be chromium (Cr), nickel (Ni), molybdenum (Mo), titanium (Ti), manganese (Mn), vanadium (V), niobium (Nb), or silicon (Si).
US11313010B2 Method of forming parts from sheet metal
A method of forming a part from sheet metal and a part formed by said method. The method comprising the steps of: (a) heating a metal sheet to a temperature T; and (b) forming the sheet into the part between dies while applying cooling means to the sheet, where in step a) the metal sheet is heated at a rate of at least 50° C.·s−1, and temperature T is above a critical forming temperature and does not exceed a critical microstructure change temperature of said metal sheet.
US11313006B2 Process of producing an austenitic stainless steel tube
A process of producing an austenitic stainless steel tube comprises the steps of: a) producing an ingot or a continuous casted billet of the austenitic stainless steel, b) hot extruding the ingot or the billet obtained from step a) into a tube, c) cold rolling the tube obtained from step b) to a final dimension thereof. The outer diameter D of the cold rolled tube is 70-250 mm and the thickness t thereof is 6-25 mm, and the cold rolling step is performed such that the following formula is satisfied: (2.5×Rc+1.85×Rh−17.7×Q)=(Rp0.2target+49.3−1073×C−21Cr−7.17×Mo−833.3×N)±Z  (1) wherein Rp0.2target is targeted yield strength and is 750≤Rp0.2target≤1000 MPa, 30≤Rc≤75%, 50%≤Rh≤90%, 1≤Q≤3.6, and Z is 65.
US11313001B2 Compositions and methods for detection of microorganisms
Provided herein are compositions, systems, and methods for detecting microorganisms. In particular, provided herein are compositions, systems, and methods for rapid, multiplex detection of microorganism in unpurified biological samples.
US11312993B2 Methods and compositions for detecting and diagnosing diseases and conditions
The disclosure provides methods for detecting and diagnosing diseases and conditions associated with defects in cardiolipin remodeling. In some embodiments, the present technology relates to methods for detecting the presence or amount of cardiolipin isoforms and/or the presence or amount of enzymes involved in cardiolipin remodeling.
US11312992B2 Sequencing by structure assembly
A method of sequencing nucleic acids is provided using sequencing by ligation and/or sequencing by hybridization.
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