| Document | Document Title |
|---|---|
| US11032237B1 |
Changing a basic service set color identifier
A communication device of a first wireless network determines that a first value of a first basic service set (BSS) color identifier is the same as a value of a second BSS color identifier corresponding to a neighboring second wireless network. In response, the communication device determines a second value of the first BSS color identifier. The communication device transmits one or more packets that each include i) an indication that the first BSS color identifier is changing, ii) the second value of the first BSS color identifier, and iii) a respective integer number of remaining beacon intervals corresponding to a start time when the second value of the first BSS color identifier will supersede the first value of the first BSS color identifier. Based on the start time, the communication device begins to use the second value of the first BSS color identifier with communications in the first wireless network. |
| US11032231B1 |
Techniques to convert multi-party conversations to an editable document
Techniques to convert multi-party conversations to an editable document are described. In one embodiment, an apparatus may comprise a message queue monitoring component operative to monitor a messaging conversation between two or more messaging participants; and analyze the messaging conversation based on a plurality of domain-specific extractors; a domain selector component operative to determine that a domain detection level for a selected extractor exceeds a threshold; and a document component operative to generate an editable document based on the messaging conversation using the selected extractor and assign access permissions to the editable document automatically to the two or more messaging participants. Other embodiments are described and claimed. |
| US11032230B2 |
Method, server, and program for managing notification
A controller stores a new notification in a storage section when receiving a new notification to a user device. The controller checks, in the storage section, a use status of an application of the user device. The controller determines a notification method for outputting the notification stored in the storage section to an application display of the application when determining that the application is in use based on the use status. |
| US11032226B1 |
Systems and methods for rapid electronic messaging testing and positional impact assessment in a prospect electronic messaging series
Disclosed are methods, systems, and non-transitory computer-readable medium for optimizing user experience with respect to sequences of electronic messages to drive user engagement. For example, a method may include determining a set of messages including at least a first message and a second message; transmitting the first and second messages as an initial message to a first plurality of devices and a second plurality of devices, respectively; determining a first and second performance indicator at least based on one or more responses to the first and second messages transmitted as the initial message, respectively; comparing the first performance indicator and the second performance indicator; and sorting a sequence of the set of messages based on the comparison of the first performance indicator to the second performance indicator. |
| US11032225B2 |
RNA targeting methods and compositions
Provided herein are CRISPR/Cas methods and compositions for targeting RNA molecules, which can be used to detect, edit, or modify a target RNA. |
| US11032217B2 |
Reusing entities in automated task-based multi-round conversation
Automated multi-round task-based conversation with a user is disclosed. In a first round conversation between a user and a data processing system involving first task(s), the data processing system cognitively identifies first entity(ies) and one or more first intent(s), based on a first input statement received by the data processing system from the user. In a subsequent second round conversation between the user and the data processing system involving second task(s) different from the first task(s), the data processing system cognitively identifies second entity(ies) and second intent(s), based on a second input statement received by the data processing system from the user. The data processing system reuses at least one of the first entity(ies) in the second round conversation. |
| US11032216B2 |
Merging read requests in network device architecture
Packet data corresponding to a multicast (MC) packet received by a network device is stored in a packet memory. A header of the MC packet is analyzed to determine two or more ports via which the MC packet is to be transmitted. It is determined that two or more pending read requests are to read packet data from a particular memory location in the packet memory. In response to determining that the two or more pending read requests are to read packet data from the particular memory location, the packet data is read a single time from the particular memory location. Respective instances of the packet data read from the particular memory location are provided to respective two or more read client devices for subsequent transmission of the packet data via the two or more ports determined by the packet processor. |
| US11032214B2 |
Method, apparatus, and system for managing network slice instance
Embodiments of this application provide a method, an apparatus, and a system for managing a network slice instance. The method includes: receiving, by a first network device, a network slice instance creation request from a transmit end device, to request to create a target network slice instance; sending, by the first network device, network function configuration indication information to a second network device based on the description information, to instruct the second network device to configure a network function of the target network slice instance; receiving, by the first network device, network function configuration response information sent by the second network device, to indicate that the configuration of the network function of the target network slice instance is completed; and sending, by the first network device, network slice instance creation response information to the transmit end device. |
| US11032212B2 |
Systems and methods for provision of a guaranteed batch
Systems and methods for providing a guaranteed batch pool are described, including receiving a job request for execution on the pool of resources; determining an amount of time to be utilized for executing the job request based on available resources from the pool of resources and historical resource usage of the pool of resources; determining a resource allocation from the pool of resources, wherein the resource allocation spreads the job request over the amount of time; determining that the job request is capable of being executed for the amount of time; and executing the job request over the amount of time, according to the resource allocation. |
| US11032204B2 |
Enhancing capacity of a direct communication link
Capacity enhancement of a direct communication link using a variable redundancy delivery network. An estimated information rate between a source node and a terminal node may be partitioned into a first information rate provided via the direct communication link and a second information rate to be provided via the variable redundancy delivery network. One or more parameters of the variable redundancy delivery network may be calculated to provide the second information rate based on a non-uniform probability density of messages requested by the terminal node. Capacity and reliability of storage media devices in the variable redundancy delivery network may be traded off to provide the second information rate. The variable redundancy delivery network may implement various coding schemes and per-message coding rates that may be determined based on the non-uniform probability distribution of the source message library. |
| US11032191B2 |
On-board communication system and method for controlling on-board communication system
An on-board communication system includes an on-board communication device and on-board devices. Each of the on-board devices includes a communication device controller configured to control data communication performed between the on-board communication device and a server and a priority setting portion configured to set priority ranks of the on-board devices for controlling the on-board communication device. When each of the on-board devices performs data communication with the server and if any one of the on-board devices is set to a higher priority rank, the on-board device is configured to transmit communication data to the on-board device that is set to a higher priority rank to perform data communication with the server via the on-board device that is set to a higher priority rank and the on-board communication device. |
| US11032189B2 |
Method for transmitting packet when radio link failure is detected in wireless communication system and apparatus therefor
A method for transmitting a packet by a Packet Data Convergence Protocol (PDCP) entity of a user equipment in a wireless communication system is disclosed. The method comprises delivering a packet to a first Radio Link Control (RLC) entity; and when a radio link failure (RLF) related to the first RLC entity is detected, retransmitting the packet through a second RLC entity if acknowledgement information of the packet is not received from the first RLC entity. |
| US11032187B2 |
Apparatus and methods for implementing a logical network within a backhaul distribution network
Apparatus and methods for intelligent deployment and transition from a first network infrastructure to a second network infrastructure. Various embodiments of the present disclosure are directed to, among other things, methods and apparatus that leverage tunneling of Ethernet ring network technologies. In one exemplary embodiment, a modified implementation of the ITU-T G.8032 data link protocol is combined with Multiprotocol Label Switching (MPLS) transport networks to provide Carrier Ethernet and Retail Ethernet services. Unlike existing network infrastructure, the exemplary MPLS network aggregates traffic between the base station (BS) and mobile switching center (MSC) within a logical ring network topology. |
| US11032186B2 |
First hop router identification in distributed virtualized networks
A method for identifying a first hop router (“FHR”) in a distributed virtualized network is presented. In an embodiment, a method comprises receiving a multicast message on an incoming interface. In response to receiving the multicast message, the router determines whether the router is a FHR for the multicast message, i.e., whether, in response to generating and transmitting a hello multicast message, the router does not receive a response on the incoming interface; or whether an interface to a RP for the multicast message is different than the incoming interface. If the router is the FHR for the multicast message, then the router determines an IP address of a RP for the multicast message. The router also encapsulates the multicast message into a unicast message, includes in the unicast message the IP address of the RP as a destination address, and transmits the unicast message to the RP. |
| US11032185B2 |
Communication system, edge node, communication method and program
For a flooded packet transmitted from a first base to a second base connected to a transport network, a first edge node in the transport network first sets path selection information for selecting a return path for transmitting a packet from the second base to the first base, and then transmits the packet to the second base via the path configured in advance. When receiving the flooded packet, a second edge node selects the return path on the basis of the path selection information from a plurality of path candidates configured in advance between the first base and the second base and learns the path in association with information indicating the transmission source. |
| US11032184B2 |
Method and device for collecting traffic flow value of BGP community attribute or BGP extended community attribute
A method and device for collecting a traffic flow value of a BGP community attribute or BGP extended community attribute are provided. The method comprises: at least one of BGP community attribute information or BGP extended community attribute information corresponding to a traffic flow is obtained according to a traffic flow reporting instruction, and at least one of the obtained BGP community attribute information or BGP extended community attribute information is reported to a second device through a traffic flow reporting protocol. |
| US11032174B2 |
Service chain fault detection method and apparatus
This application discloses a service chain fault detection method and an apparatus. The method includes: determining, by a service forwarding entity (SFE), to communicate with a first service function (SF) node on a service chain after obtaining a first fault tracing detection request packet, wherein the first fault tracing detection request packet comprises a path identifier (ID), and the path ID is used to identify a path of the service chain; obtaining, by the SFE, an ID of the first SF node; and sending, by the SFE, a first fault tracing detection response packet to the device for initiating fault detection, wherein the first fault tracing detection response packet comprises the path ID and the ID of the first SF node. |
| US11032171B2 |
Router of a domestic network, supervision interface and method for supervising the use of a domestic network
A router of a domestic network and a method for supervising use of a domestic network. The router is able to be connected to several communication terminals and includes a supervisor of the resources of the domestic network on the basis of real-time data of use of the resources of the domestic network by communication terminals connected to the domestic network. Thus, the router has at its disposal, at a given instant, not only overall up-going and down-going bitrates but also the share of these bitrates relating to at least one connected terminal, or indeed the share of these bitrates relating to connected terminals. |
| US11032170B1 |
Remotely-deployed automated computer network diagnostic tool
Systems and methods are provided for a remotely-deployed, automated, computer network diagnostic tool. Methods may include deploying a diagnostic script from a central network node to multiple network endpoints via an automated network agent tool, and running the diagnostic script on each of the multiple endpoints. Running the script on each endpoint may include compiling a set of URLs, compiling a set of proxy servers, testing a plurality of network paths, and generating a set of diagnostic data for each endpoint. Diagnostic data may include a success status, a latency performance score, and a response size measurement. Methods may include collating the sets of diagnostic data, generated from the multiple endpoints, into a collated set of diagnostic data. Methods may include analyzing the collated set of diagnostic data, via a big-data analysis tool, based on a set of performance metrics. Based on the analyzing, methods may include generating a diagnostic network report, and/or a flag when a network performance issue is detected. |
| US11032169B2 |
System and method for serverless monitoring
Systems, methods, and computer-readable storage media for routing event data from cloud-based sources to various service providers without using a permanently dedicated server (or similar solution). The solution disclosed herein is source agnostic, meaning that the data being received can be from any provider of cloud-based data, with the data received being in a format specific to the given provider. The system can normalize the data from the respective sources into a common format based on properties on the data and, based on the normalized data, identify what type of analysis, process, or other service should be executed on data received. The system can then forward the data to respective service providers for the execution of those services. |
| US11032167B2 |
Precursor rejection filter
A precursor rejection filter is disclosed. A digital filter is coupled to receive packets from a data source. The filter may operate in one of a first mode or a second mode. In the first mode, the filter may receive communications packets. When operating in the second mode, the filter may receive sensing packets. Furthermore, when operating in the second mode, the filter may cause a precursor of the equivalent impulse response of the transmitter to be attenuated without attenuating the main lobe of the equivalent impulse response of the transmitter. |
| US11032166B2 |
Secondary robot commands in robot swarms
Systems, methods and articles of manufacture that handle secondary robot commands in robot swarms may operate by receiving, at a receiving device in a swarm of devices, a packet included in a signal broadcast within an environment from a transmitting device in the swarm of devices; parsing the packet for a command associated with a primary effect and a secondary effect; in response to determining that the receiving device is paired with the transmitting device, implementing, by the receiving device, the primary effect; and in response to determining that the receiving device is not paired with the transmitting device, implementing, by the receiving device, the secondary effect. |
| US11032158B1 |
Computerized systems and methods for processing high-volume log files from virtual servers
A system for live analysis of testing logs. The system including a memory and a processor configured to execute the instructions to perform operations including receiving a plurality of log entries; processing the plurality of log entries; storing the processed plurality of log entries in a database having an inverted index; receiving a query from a user device; returning test data, metadata, and statistics related to the one or more log entries; displaying the test data, the metadata, and the statistics on a GUI; comparing an exposure ratio to a range, the exposure ratio being based on a first amount of log entries associated with a first test version and a second amount of log entries associated with a second test version; and upon determining the exposure ratio is outside of the range, directing all requests from subsequent test users to a default test version. |
| US11032156B1 |
Crash-consistent multi-volume backup generation
Aspects relate to a framework for utilizing a single API request to manage the creation of consistent snapshots for a set of volumes attached an individual instance in a distributed computing environment. Responsive to receipt of an API request identifying the instance, the multi-volume snapshot service identifies a set of volumes attached to the identified instance. The identified set of volumes can be processed or filtered to eliminate specific volumes or types of volumes, such as boot volumes. In the event that any snapshot creation attempt fails, the multi-volume snapshot service fails the API request and can delete any snapshot data generated prior to the failure. |
| US11032154B2 |
Graphical user interface for displaying a hierarchical network topology in a single site view
A selection of a first site indicator associated with a first tab is detected in a computer-generated graphical user interface. An expanded view of the first tab depicting nodes at a first physical site is presented. A first node is determined to be linked to a second node. The first node represents a first internetworking device at the first physical site and the second node represents a first building unit at the first physical site. A first communication link between the first node and the second node is presented in the expanded view of the first tab. The first node is determined to be linked to a second physical site external to the first physical site. A second communication link between the first node and the second physical site is presented in the expanded view of the first tab. The second physical site is displayed in a collapsed view of a second tab adjacent to the expanded view of the first tab. |
| US11032149B2 |
Classification and relationship correlation learning engine for the automated management of complex and distributed networks
The present disclosure describes a method, system, and apparatus for using a machine learning system to configure and optimize complex, distributed computer networks. The machine learning system receives an input related to a computer network and classifies the input using either a supervised learning approach or an unsupervised learning approach. From the classification of the input, the machine learning system builds a first training domain and determines a steady state network configuration for the computer network. After determining a steady state network configuration for the computer network, the machine learning system receives a plurality of inputs from one or more sensors or agents distributed throughout the computer network. The machine learning system compares the plurality of inputs to the steady state network configuration to detect a deviation from the first steady state network configuration. When a deviation from the steady state network configuration is detected, the machine learning system remediates the problem to return the computer network to the steady state network configuration. |
| US11032146B2 |
Migration of existing computing systems to cloud computing sites or virtual machines
Software, firmware, and systems are described herein that migrate functionality of a source physical computing device to a destination virtual machine. A non-production copy of data associated with a source physical computing device is created. A configuration of the source physical computing device is determined. A configuration for a destination virtual machine is determined based at least in part on the configuration of the source physical computing device. The destination virtual machine is provided access to data and metadata associated with the source physical computing device using the non-production copy of data associated with the source physical computing device. |
| US11032145B2 |
Methods and systems that provision applications across multiple computer systems
The current document is directed to an automated-application-installation subsystem that provisions, installs, and configures applications across cloud-computing providers. The automated-application-installation subsystem employs an application blueprint to identify components to provisions, including component specifications and constraints, and to identify interdependencies between components. The automated-application-installation subsystem then determines a cost-effective provisioning of the identified components across available cloud-computing providers and installs the application according to the cost-effective provisioning. When less expensive, storage and computer-instruction-execution components of the application may be allocated from different cloud=computing providers. |
| US11032144B2 |
Network control system, method and program
A network control system includes link design unit for deciding, as a configuration of one network formed by connecting a plurality of nodes having a communication function, a configuration of distributed networks included in the network and specific links for forming the network by connecting the distributed networks; and network configuration switching unit for switching the configuration of the network by logically enabling or disabling the specific links on request at least in a state where links other than the specific links are enabled, in which the link design unit decides the configuration of the distributed networks and the specific links based on a cluster hierarchical structure corresponding to a formation process of the one network which is formed as a result of sequentially adding links, which connect the nodes, based on a connection weight decided in accordance with a degree of spread or complexity of the network after connection. |
| US11032141B2 |
Signal processing apparatus and parameter setting method for the apparatus
A signal processing apparatus includes: a memory, a signal processor, and a microcomputer. The memory stores a setting file including: a common portion that holds at least one common parameter that is used in common for functions performed by the signal processing apparatus; individual portions that each individually hold parameters; and a changer that holds change information to change the at least one common parameter. The microcomputer (a) reads the common portion and the individual portions from the memory, and sends the read portions to the signal processor, and (b) selects one of the functions, and controls the signal processor in accordance with the selected function and the change information so that the signal processor uses i) the parameter in the individual portion corresponding to the selected function, and ii) the at least one common parameter of the common portion that has been changed based on the change information. |
| US11032140B2 |
Using a template to update a stack of resources
Techniques are described that enable a user to upgrade a stack of resources by providing a template that reflects the desired end state of the stack. Upon receiving a new template, the system automatically detects changes that should be performed and determines the order in which the changes should be performed. The system can also detect if the desired changes to the stack are a result of direct modifications; because parameters to the resources have changed; or the changes are indirectly caused by other dependency/attribute changing. Additionally, the system determines whether the changes require creating new resources or if the changes can be made to the resources live. In case of replacement of resources, the system will first create the new resource, move that new resource into the stack and remove the old resource(s). In case of failures, the system ensures that the stack rolls back to the initial state. |
| US11032136B2 |
Discovery of network camera devices
A system for camera device discovery and enumeration detects a camera device connected to a computing device using a Universal Plug and Play (UPnP) protocol and generates a device object corresponding to the detected camera device with a user-mode camera driver. The user-mode camera driver associated with an operating system executing on the computing device. The system registers the generated device object with the operating system to provide a direct interface from the operating system to the camera device and to make the camera device available to a plurality of applications executing on the computing device and commands the camera device from at least one of the plurality of applications via the registered device object through the operating system, thereby improving the functioning of the computing device and the user experience. |
| US11032121B1 |
System and method for compression of RF IQ data
One embodiment provides a system for detecting and reporting information associated with RF signals. The system obtains in-phase and quadrature (IQ) data of the RF signals received at a predetermined center frequency and computes statistics associated with time-dependent changes of the IQ data. Computing the statistics includes: placing IQ data points included in the IQ data into a plurality of bins in an IQ plane; computing, for each IQ data point, a change in position in the IQ plane between the IQ data point and a corresponding IQ data point recorded prior to a predetermined time interval; and computing, for each bin, an average change in position of IQ data points inside the bin. The system assembles a data packet to be transmitted over a bandwidth-limited communication channel. The data packet includes a small number of bits representing the computed statistics associated with the time-dependent changes of the IQ data. |
| US11032118B2 |
Methods and apparatus for generation of physical layer protocol data units for vehicular environments
In a method for wireless communication, a communication device selects a downclocking ratio for generating a physical layer (PHY) protocol data unit (PPDU) to be transmitted in a vehicular communication network. The communication device generates the PPDU i) according to the selected downclocking ratio, and ii) as a downclocked version of a PPDU format defined by one of a) the IEEE 802.11n Standard, b) the IEEE 802.11ac Standard, and c) the IEEE 802.11ax Standard. The communication device transmits the PPDU in the vehicular communication network. |
| US11032117B2 |
Mapping reference signals in wireless communication systems to avoid repetition
The described technology is generally directed towards having a transmitter in a wireless network generate and map reference signal sequences (e.g., for demodulation or other reference signal usage) so that the reference signal sequences are non-repetitive in a resource block. Avoiding repetition of the reference signal sequences reduces the peak-to-average power ratio in orthogonal frequency-division multiplexing (OFDM) systems. In one aspect, a transmitter device generates different reference signal sequences to avoid repetition of resource signal sequences, and maps the different reference signal sequences to appropriate (different) resource elements of a resource block. In one implementation, the different reference signal sequences can be based on different indexes of antenna ports. In an alternative implementation, the different reference signal sequences can be based on different code division multiplexing groups. |
| US11032114B2 |
Apparatus and method for sending and receiving broadcast signals
A device for processing a broadcast signal, includes a tuner configured to receive the broadcast signal carrying a bootstrap prefixed to the beginning of a signal frame, the bootstrap including one or more bootstrap symbols, a last bootstrap symbol immediately followed by a preamble of the signal frame including bootstrap termination information, the bootstrap including first information for representing a structure of the preamble; a demodulator configured to demodulate the broadcast signal; a de-framer configured to de-frame the signal frame in the broadcast signal to output the preamble and PLP data, the preamble carrying Layer 1 (L1) signaling data for the signal frame; a signaling decoder configured to decode the L1 signaling data; and a decoder to decode the PLP data based on the L1 signaling data. |
| US11032113B2 |
Apparatus and methods for hybrid vector based polar modulator
Examples herein disclose apparatus and systems for hybrid vector based polar modulator schemes that may use a series of polar modulators to create a system of vector modulators. The resulting polar response may be de-composed into the sum of the polar modulators. This approach allows accurate phase modulation in two such links without the need for high resolution AM part to cover the IQ plane of a QAM modulator. |
| US11032111B2 |
Serdes pre-equalizer having adaptable preset coefficient registers
An illustrative SerDes (serializer-deserializer) communications method embodiment may include a transceiver: selecting one of multiple registers to specify initial pre-equalizer coefficient values; updating the initial pre-equalizer coefficient values during a training phase; and using the updated pre-equalizer coefficient values to convey a transmit data stream. In an illustrative embodiment of a chip-to-module communications link, a port connector couples a port transceiver to a pluggable module transceiver, the pluggable module transceiver including: one or more transmit filters to each pre-equalize a corresponding serial symbol stream being transmitted to the port transceiver; and a controller having multiple registers, each of the multiple registers containing a set of initial coefficient values, the controller using one of the registers to set initial coefficient values for the one or more transmit filters. |
| US11032108B2 |
Facilitating personas in communication exchange environments
Methods, systems, and software are disclosed herein for facilitating personas in communication exchange environments. Aspects of the disclosure include search requests to search for relevant personas. In response to each of the search requests, different contact sources are searched for any relevant contacts. Any relevant personas can then be returned having contact information assembled from the relevant contacts. |
| US11032102B2 |
Bridge between communication networks
Various embodiments that pertain to a bridge between networks. There can be a desire for a first communication network to share messages with a second communication network. However, these networks can individually have their own security measures that make direct network-to-network communication difficult if not impossible. Therefore, a bridge can be created that allows for communication between the networks. |
| US11032100B2 |
Communication devices and methods
Communication devices and methods and corresponding systems are discussed. Transmission is based on symbols, where each symbol comprises a same number of time units. A position of transition between a first signal value and a second signal value within the symbol indicates a value of the symbol. |
| US11032099B2 |
Method of providing notification and electronic device supporting same
Disclosed is an electronic device including: a communication interface comprising communication circuitry; a processor electrically connected to the communication interface; and a memory electrically connected to the processor, wherein the memory stores instructions which, when executed by the processor, cause the electronic device to: receive information on a status of at least one external device, information related to a location of the electronic device, and information related to a location of at least one external electronic device from a server through the communication interface; identify whether to output the status of the at least one external device based at least in part on the information related to the location of the electronic device and the information related to the location of the at least one external electronic device; and output the status of the at least one external device in response to identification of the output of the status of the at least one external device. |
| US11032097B2 |
System and method for providing network support services and premises gateway support infrastructure
A service management system communicates via wide area network with gateway devices located at respective user premises. The service management system remotely manages delivery of application services, which can be voice controlled, by a gateway, e.g. by selectively activating/deactivating service logic modules in the gateway. The service management system also may selectively provide secure communications and exchange of information among gateway devices and among associated endpoint devices. An exemplary service management system includes a router connected to the network and one or more computer platforms, for implementing management functions. Examples of the functions include a connection manager for controlling system communications with the gateway devices, an authentication manager for authenticating each gateway device and controlling the connection manager and a subscription manager for managing applications services and/or features offered by the gateway devices. A service manager, controlled by the subscription manager, distributes service specific configuration data to authenticated gateway devices. |
| US11032095B2 |
Method for optimized delivery of sub-service flows using broadcast/multicast
Methods and apparatus, including computer program products, are provided for selecting transmitting common content to user equipment via a multicast, broadcast. In one aspect there is provided a method. The method may include detecting whether content is common content to be provided, via a multicast, broadcast transmission, to at least one user equipment; forwarding the common content to a multicast, broadcast gateway to enable delivery to the at least one user equipment via the multicast, broadcast transmission; and forwarding, as a unicast service flow, other content to the at least one user equipment to enable the at least one user equipment to selectively combine the unicast service flow with the common content carried by the multicast, broadcast transmission. Related apparatus, systems, methods, and articles are also described. |
| US11032093B2 |
Multicast group membership management
A network device may intercept, from an application associated with a user space of the network device, a request message to join a multicast group or to leave the multicast group. The request message may be addressed to a kernel of the network device. The network device may direct the request message to a service daemon associated with the user space of the network device. The network device may determine, using the service daemon, whether another application associated with the user space is a member of the multicast group. The network device may selectively generate, using the service daemon and based on whether the other application associated with the user space is the member of the multicast group, an advertisement message based on the request message, and transmit the advertisement message when the advertisement message is generated. |
| US11032087B2 |
Certificate analysis
Examples associated with certificate analysis are disclosed. One example periodically analyzing a secure socket layer certificate chain between a client device and a server device. The client device may perform this periodic analysis. In response to detecting an unexpected certificate in the secure socket layer certificate chain, a responsive action is taken. |
| US11032083B2 |
Atomic transactional processing
An example operation may include one or more of connecting, by a committer node, to a main blockchain comprised of a plurality of initiator nodes, receiving, by the committer node, a transaction from an initiator node of the plurality of the initiator nodes and placing blocks of the transaction on the main blockchain, executing, by the committer node, a request from the initiator node of the plurality of the initiator nodes to branch off a sub-blockchain from the main blockchain, processing, by the committer node, the transaction in the sub-blockchain, detecting, by the committer node, a completion or an ending of the transaction in the sub-blockchain, in response to the detection of the completion of the transaction, committing the transaction to the main blockchain, in response to the detection of the ending of the transaction, terminating the transaction in the sub-blockchain, and discarding, by the committer node, the sub-blockchain. |
| US11032081B1 |
System and method for authorizing secondary users to access a primary user's account using blockchain
Described herein is a system for authorizing secondary users to access a primary user's account using blockchain. The primary user can transmit a request for providing access to a primary user's account to a secondary user. In response to receiving the request, the system may generate a new block in the blockchain ledger specifying the permissions of the secondary user. Furthermore, the new block may include the permission details. This way, when the secondary user attempts to access the primary user's account, the system may verify the secondary user based on the permission details in the last block in the sequence of blocks. Each new block may include the permission details. |
| US11032076B2 |
System and method for testing authentication and reviewing implementation processes of an application programming interface in a software development platform
A system and method may simplify API design maintenance by providing an interface for configuring cryptographic parameters in the development of secure APIs to allow configuring MLE and X-Pay parameters, testing MLE and X-Pay-supported APIs, and directly viewing decrypted output of APIs which requires MLE. Rather than a pre-configured key store or creating a key store for each API, the system may refer to stored credentials and certificates to make, Mutual SSL and X-Pay token calls within the developer playground and create the key store programmatically. The configuration may be saved in a JSON format so that it may be reused at a later stage for retesting and also may allow saving the complete configuration including credentials, end point, request and response payload so that there is no need to update credentials in a centralized place. The solutions described herein may also eliminate sharing the private key over a network. |
| US11032074B2 |
Cryptosystem and method using isogeny-based computations to reduce a memory footprint
A computer processing system and method for reducing memory footprint that includes initiating, through at least one computer processor, a cryptography session utilizing an i-degree isogeny arithmetic computation having chained computations therein. The cryptography session includes implementing a first iteration cycle, of a plurality of iteration cycles, and a implementing a remaining amount of the plurality of iteration cycles, each of the plurality iteration cycles computing isogenies using a compressed Z value to complete the -degree isogeny arithmetic computation. The first iteration cycle includes individually computing a plurality of sequentially occurring pivot points within the chained computations, implementing a Co—Z algorithm within the plurality of sequentially occurring pivot points to compute and store the compressed Z value on one of the plurality of temporary registers and computing a first isogeny of the -degree isogeny arithmetic computations using the compressed Z value. |
| US11032073B2 |
Seamless abort and reinstatement of TLS sessions
A Man in the Middle (MitM) computer receives a first session identifier from a client for a first communication session between the client and a server, and monitors Transport Layer Security (TLS) communication sessions between the client and the server, where the first session identifier is one of an unknown session identifier and an invalid session identifier. In response to receiving the first session identifier from the client, the MitM computer performs one of: requesting a second session identifier from the server for a second communication session if the first session identifier is an unknown session identifier; and transmitting, to the client, an instruction to flush a session cache in the client, where flushing the session cache in the client forces the client and the server to establish a full TLS handshake in order to obtain a session key if the first session identifier is an invalid session identifier. |
| US11032067B2 |
Hardware secure module, related processing system, integrated circuit, device and method
A hardware secure module includes a processing unit and a cryptographic coprocessor. The cryptographic coprocessor includes a key storage memory; a hardware key management circuit configured to store a first cryptographic key in the key storage memory; a first interface configured to receive source data to be processed; a second interface configured to receive the first cryptographic key from the processing unit for storing in the key storage memory; a hardware cryptographic engine configured to process the source data as a function of the first cryptographic key stored in the key storage memory; and a third interface configured to receive a second cryptographic key. The hardware secure module further includes a non-volatile memory configured to store the second cryptographic key; and a hardware configuration module configured to read the second cryptographic key from the non-volatile memory and send the second cryptographic key to the third interface. |
| US11032060B2 |
Exponent splitting for cryptographic operations
A first share value and a second share value may be received. A combination of the first share value and the second share value may correspond to an exponent value. The value of a first register is updated using a first equation that is based on the first and second share values and the value of a second register is updated using a second equation that is based on the second share value. One of the value of the first register or the value of the second register is selected based on a bit value of the second share value. |
| US11032052B2 |
Method for transmitting uplink control information and apparatus therefor
A method for transmitting uplink control information and an apparatus therefor are disclosed. In a method for transmitting uplink control information using a physical uplink shared channel (PUSCH) in a wireless communication system, the method is performed by a terminal and includes receiving downlink control information including an accumulated number of physical downlink shared channels (PDSCH) transmissions associated with a cell group configured for the terminal, coding the uplink control information using the accumulated number of PDSCH transmissions, and transmitting the coded uplink control information using the PUSCH. |
| US11032051B2 |
Method and apparatus for reducing uplink overhead in mobile communications
Various solutions for reducing uplink overhead with respect to user equipment and network apparatus in mobile communications are described. An apparatus may monitor a downlink channel. The apparatus may determining whether downlink control information (DCI) is received on the downlink channel. The apparatus may skip a hybrid automatic repeat request-acknowledgement (HARQ-ACK) feedback transmission on an uplink channel in an event that no DCI is received on the downlink channel. |
| US11032048B2 |
Use-cases and constraints on multiple SRS resource sets for antenna switching in NR REL-15
In an aspect, a method of wireless communication includes transmitting a configuration message, by a base station to a user equipment (UE), that configures the UE, according to one or more antenna switching constraints, with multiple sounding reference signal (SRS) resource sets for antenna switching by the UE. The method also includes receiving one or more SRS, by the base station, transmitted by the UE according to the configuration of the multiple SRS resource sets. In another aspect, a method of wireless communication includes receiving a configuration message, by a user equipment (UE) from a base station, that configures the UE, according to one or more antenna switching constraints, with multiple sounding reference signal (SRS) resource sets for antenna switching by the UE. The method also includes transmitting one or more SRS, by the UE to the base station, according to the configuration of the multiple SRS resource sets. |
| US11032045B2 |
Method for measuring and reporting channel state information in wireless communication system and device therefor
This specification provides a method for measuring and reporting channel state information in a wireless communication system.Specifically, a method for reporting, by a user equipment, channel state information (CSI) in a wireless communication system includes: receiving CSI configuration information related to a CSI reporting procedure; receiving one or more channel state information (CSI)-reference signals (CSI-RSs); and reporting the CSI determined by measurement values estimated by the one or more CSI-RSs, in which first triggering for transmission of the one or more CSI-RSs and second triggering for reporting of the CSI may be indicated through downlink control information. |
| US11032043B2 |
Methods and apparatuses for downlink tracking reference signal configuration
A method, wireless device and network node are disclosed. According to one aspect, a method for a wireless device includes receiving a configuration of a reference signal resource set from the network node, the reference signal resource set being a set of single-symbol and single antenna port reference signal resources in at least one slot; and based on at least one parameter of the received configuration, determining whether the UE can assume a same antenna port for all reference signal resources of the reference signal resource set. |
| US11032041B2 |
User terminal and radio communication method
To suitably perform communication using a new control unit, even in the case of using the new control unit comprised of the number of subcarriers different from that of the existing resource block, a user terminal according to one aspect of the present invention is characterized by having a receiving section that receives information on a first resource unit comprised of subcarriers lower in number than a predetermined number, and a control section which identifies a frequency region of a second resource unit comprised of the same number of subcarriers as the predetermined number based on the information, and controls communication using the first resource unit inside the frequency region. |
| US11032029B2 |
Code-block-group acknowledgment feedback techniques in wireless communications
Methods, systems, and devices for wireless communications are described that support group-based acknowledgment feedback techniques. Two or more different groups of downlink transmissions may each have an associated transport block (TB) level or code block group (CBG) level group-based acknowledgment feedback, and a base station may transmit downlink control information to a UE that indicates one or more parameters that are used to determine which downlink transmissions are to be reported in the group-based feedback at a TB level, CBG level, or combinations thereof. Based on the parameters in the downlink control information, the UE may determine the feedback to be reported, and a timing for when to transmit the feedback to the base station. |
| US11032027B2 |
Transmitting device for performing an encoding process on an information bit sequence using a coding scheme selected from a coding scheme set
One coding method of a plurality of coding methods including at least a first coding method and a second coding method is selected, an information sequence is encoded by using the selected coding method, and an encoded sequence obtained by performing predetermined processing on the information sequence is modulated and transmitted. The first coding method is a coding method having a first coding rate, for generating a first encoded sequence by performing puncturing processing on a generated first codeword by using a first parity check matrix. The second coding method is a coding method having a second coding rate, for generating a second encoded sequence by performing puncturing processing on a generated second codeword by using a second parity check matrix that is different from the first parity check matrix, the second coding rate after the puncturing process being different from the first coding rate. |
| US11032026B2 |
High performance, flexible, and compact low-density parity-check (LDPC) code
Certain aspects of the present disclosure generally relate to techniques for puncturing of structured low-density parity-check (LDPC) codes. Certain aspects of the present disclosure generally relate to methods and apparatus for a high-performance, flexible, and compact LDPC code. Certain aspects can enable LDPC code designs to support large ranges of rates, blocklengths, and granularity, while being capable of fine incremental redundancy hybrid automatic repeat request (IR-HARQ) extension while maintaining good floor performance, a high-level of parallelism to deliver high throughout performance, and a low description complexity. |
| US11032025B2 |
Sequence generation method for polar code, storage medium thereof, and data transmission method and apparatus using same
The disclosure relates to a communication technique which fuses a 5G communication system with IoT technology to support higher data transmission rates after a 4G system, and system thereof. The disclosure can be applied to intelligent services (for example, smart home, smart building, smart city, smart connected car, health care, digital education, retail, security, and safety related services, and the like) on the basis of 5G communication technology and IoT related technology. A transmission method is provided, the method including: identifying at least one bit for polar coding, identifying a first sequence having a length of 2N that corresponds to a length of the at least one information bit, encoding the information bit through the polar coding, and transmitting the encoded information. |
| US11032015B2 |
Method and apparatus for providing an emergency alert service via a mobile broadcasting
A method of processing an emergency alert in a broadcast receiver includes receiving a broadcast signal including an emergency alert table, the emergency alert table including an emergency alert text related to an emergency alert message, information for identifying a viewing target for the emergency alert message and emergency-related broadcast service information for an emergency-related broadcast service, decoding the emergency alert table, displaying the emergency alert text in the decoded emergency alert table, and displaying an additional content related to the emergency alert message. The broadcast signal further includes wake-up information that includes 2 bits representing at least a first wake-up notification of a first emergency or a second wake-up notification of a second emergency different from the first wake-up notification of the first emergency. |
| US11032009B1 |
Method and apparatus for generating signal of user equipment and base station in wireless communication system
Disclosed herein is a method of transmitting a signal of a user equipment (UE) in a wireless communication system. The method includes generating an optical signal related to data transmission, combining an electrical signal for the data with the optical signal, and transmitting a combined signal. |
| US11032008B2 |
Optical transmitter and method of controlling optical transmitter
An optical transmitter includes a bias supplying unit configured to supply a first bias voltage, a second bias voltage and a third bias voltage to an optical modulator. The bias supplying unit acquires a first voltage value at which an average value of an optical output signal becomes maximum by sweeping the first bias voltage, acquires a second voltage value at which an average value of the optical output signal becomes maximum by sweeping the second bias voltage, and acquires a third voltage value at which an average value of the optical output signal becomes maximum by sweeping the third bias voltage. The bias supplying unit determines a value of the first bias voltage based on the first voltage value, determines a value of the second bias voltage based on the second voltage value, and determines a value of the third bias voltage based on the third voltage value. |
| US11032006B2 |
Method, device, apparatus for optical communication and computer readable storage medium
Embodiments of the present disclosure relate to a method, a device, an apparatus for optical communication and computer-readable medium. The method comprises receiving, at an optical line terminal, an access request from a first optical network unit; in accordance with a determination that the first optical network unit is not registered at the optical line terminal, obtaining a first parameter set from the first optical network unit, and updating an association relationship between a distorted signal received at the optical line terminal and an original signal recovered from the distorted signal, based on the first parameter set. In this way, regarding different levels of optical signal quality attenuation caused by optical network units with different channel responses in one passive optical network, a unified signal compensation scheme can be provided for all optical network units, in order to mitigate transmission distortion of signals on an uplink of optical communication and significantly reduce configuration overheads in practice. |
| US11032004B1 |
Optical system for compensating for signal loss
An optical system including a forward and a backward Raman pump module positioned along a transmission fiber; a noise matrix computing module configured to: determine, for first gains of the optical signal, a first noise associated with the first gain of the forward Raman pump; determine, for second gains of the optical signal, a second noise associated with the second gain of the backward Raman pump module; generate a noise matrix based on i) the first noise for each first gain of the forward Raman pump module and ii) the second noise for each second gain of the backward Raman pump module; identify a span loss of the optical signal as the optical signal is transmitted along the transmission fiber; identify a combination of a particular first gain of the forward Raman pump module and a particular second gain of the backward Raman pump module. |
| US11032003B2 |
Reachability determination in wavelength division multiplexing network based upon fiber loss measurements
Devices, computer-readable media and methods are disclosed for determining reachability for a wavelength connection in a telecommunication network. For example, a processor deployed in a telecommunication network may calculate a fiber loss on a link in the telecommunication network using optical power measurements and determine that a destination node of a wavelength connection is not reachable via a path that includes the link based upon the fiber loss of the link that is calculated. In one example, the determining is based upon a number of links in the path, an effective fiber loss for each link in the path, a penalty for nodes in the path, and an acceptable loss value. The processor may further perform a remedial action in response to determining that the destination node of the wavelength connection is not reachable via the path. |
| US11032001B2 |
Timing parameter management for bandwidth part switching
Bandwidth part (BWP) switching may benefit a wireless communications system. Such BWP switching may include indication of one or more timing parameters used for time domain resource allocation. For example, the timing parameters may be indicated based on an index to a look-up table (e.g., a bit field in a control transmission). In some cases, one or more tables may be configured for a given BWP, and different tables may contain a different number of rows. The size of the bit field indexing the table may in turn depend on the number of rows. When switching from a first BWP to a second BWP, the size of the bit field may be based on the table of the first BWP, but the bit field may index the table of the second BWP. Techniques supporting improved timing parameter management during BWP switching are discussed herein. |
| US11031997B1 |
Reconfigurable and prioritizable wireless radio system for providing massive bandwidth to the sky using a limited number of frequencies and limited hardware
An air-to-ground communication system including: a plurality of ground stations, where each ground station includes a plurality of ground-based directional antennae having a beam width associated with a particular area of the sky above the ground station and for each ground-based directional antenna, a least one software defined radio coupled to the directional antenna to enable the ground-based directional antenna to transmit radio frequency signals generated by the software defined radio and to provide to the software defined radio frequency signals received by the ground-based directional antenna and a plurality of air stations, each including a number of air-based directional antennae and an air station control unit, each air-based directional antenna having a beam width associated with a particular area of the sky below the air station; for each air-based directional antenna, a least one software defined radio coupled to the air-based directional antenna in such a manner as enable the air-based directional antenna to transmit radio frequency signals generated by the software defined radio and to provide to the software defined radio frequency signals received by the air-based directional antenna; wherein the control unit of each air station is configured to enable bi-directional communications between each air-based directional antenna a ground-based directional antenna, at any given time, the ground-based directional antennas in communication with the air-based directional antenna are all from different ground stations. |
| US11031996B2 |
Method of enhancing wireless communication coverage in a communications system, an unmanned aerial vehicle, computer program and computer program products
A method (10) of enhancing wireless communication coverage in a communications system is disclosed. The method (10) is performed in an unmanned aerial vehicle (1) comprising a signal amplification device (25) arranged to convey wireless signaling. The method (10) comprises: ascending (11) to an altitude at which signaling is received from an entity (3, 4) of the communications system, and conveying (12) signaling between the entity (3, 4) and a first communication device (2). An unmanned aerial vehicle (1), computer program and computer program product are also provided. |
| US11031992B2 |
Receive beam selection for measuring a reference signal
Disclosed are techniques for receive beam selection for measuring a reference radio frequency (RF) signal. In an aspect, a first node determines a type of measurement to be performed on the reference RF signal, selects a receive beam based on the type of measurement to be performed on the reference RF signal, generates the selected receive beam, receives, from a second node, using the generated receive beam, the reference RF signal transmitted on a wireless channel, and performs one or more measurements on the received reference RF signal according to the type of the measurement to be performed. |
| US11031988B2 |
Performance-based antenna selection for user devices
The present disclosure describes apparatuses and methods of performance-based antenna selection for user devices. In some aspects, a user device includes a transceiver having a first receiver, as well as second and third receivers. The transceiver is coupled to a first antenna to enable communication via the first antenna and the second receiver is coupled to the second antenna to enable reception via the second antenna. The third receiver is coupled to a third antenna to enable monitoring of performance of the third antenna. Based on a comparison of respective performance of the first antenna and the third antenna, the first antenna or third antenna is coupled the transceiver to enable subsequent communication. By monitoring and comparing respective performance of the antennas before antenna switching is implemented, a better-performing antenna of the two antennas can be selected for coupling to the transceiver without impacting communication performance. |
| US11031986B2 |
Methods for transmitting uplink signal and downlink signal, UE and base station
Embodiments of the present disclosure provide methods for transmitting an uplink signal and a downlink signal. A method for transmitting an uplink signal comprises detecting whether there is a beam failure; if there is a beam failure, determining at least one of whether there is a candidate downlink transmission beam(s) or candidate downlink transmission beam information; and transmitting a beam failure recovery request message to a base station, the beam failure recovery request message being used for informing the base station of at least one of whether there is a candidate downlink transmission beam(s) or candidate downlink transmission beam information. A method for transmitting a downlink signal comprises detecting a beam failure recovery request message, determining at least one of whether there is a candidate downlink transmission beam(s) or candidate downlink transmission beam information in the UE; and transmitting a feedback message corresponding to the beam failure recovery request message. |
| US11031983B2 |
Method and apparatus for CSI reporting in elevation beamforming and FD-MIMO
Methods, systems, and devices are described for wireless communication. The UE may identify, at a user equipment (UE), a codebook type indicator (CTI) that indicates a codebook among a set of codebooks, such that the codebook may be associated with a two-dimensional antenna port structure of a base station, select a precoding matrix indicator (PMI) based on the CTI, and transmit a channel state information (CSI) report including the PMI. The UE may also receive, at a UE, a first antenna port configuration parameter associated with an antenna port structure of a base station, determine, based on the first antenna port configuration parameter, a second antenna port configuration parameter associated with the antenna port structure, then transmit or receiving data at the UE based on the first antenna port configuration parameter and the second antenna port configuration parameter. |
| US11031980B2 |
Method and apparatus for forming power-efficient digital-analog hybrid beam in multi antenna system, and device
The invention discloses a method and an apparatus for forming a power-efficient digital-analog hybrid beam in a multi-antenna system, and a device. The method includes the following steps. Perform mathematical modeling on a beam forming design firstly to construct a beam forming optimization problem that minimizes ripples in a main lobe and a side lobe. Convert an original optimization problem into an a constraint-separable optimization problem using a penalty function method. Perform iterative solution finally using a block coordinate descent method. The beam designed by the invention has a small peak-to-average ratio, a power amplification efficiency of a power amplifier is very high, and a limited resolution characteristic of the phase shifter is considered. The ripples in the main lobe and the side lobe of the beam designed are very small and a transition band is very narrow. |
| US11031978B2 |
Detection and ranging using multi-radio mobile devices
A mobile electronic device includes a plurality of radio frequency (RF) antennas and a processor. RF antennas are configured to transmit (TX) or receive (RX) a RF signal. The processor is configured to configure one RF antenna, among the plurality of RF antenna, as a TX antenna and remaining RF antennas as RX antennas, cause the TX antenna to transmit the RF signal, cause the RX antennas to receive portions of the RF signal, the portions reflected from an object, calculate each of flight times of the RF signal with respect to each of the RX antennas, and identify a location of the object based on each of flight times of the RF signal, wherein each of the plurality of RF antennas is reconfigurable as the TX antenna or the RX antennas. A method for operating a mobile device is also provided. |
| US11031977B2 |
Signal transmission/reception method in wireless LAN system, and device therefor
Proposed are a method and apparatus for transmitting a feedback frame in a wireless local area network (WLAN) system. Specifically, a first STA generates the feedback frame based on multi user (MU)-multi input multi output (MIMO) beamforming. The first STA transmits the feedback frame to a second STA. The feedback frame includes information related to a feedback subcarrier for a predetermined frequency band and a beamforming report field for the MU-MIMO beamforming. The feedback subcarrier includes a first subcarrier transmitted first in the feedback subcarrier and a second subcarrier of which a subcarrier index is determined based on a grouping value related to a subcarrier spacing. The beamforming report field includes a first signal to noise ratio (SNR) for the first subcarrier and a first differential SNR for the second subcarrier. The first differential SNR is an SNR difference between adjacent subcarriers included in the feedback subcarrier. |
| US11031972B2 |
Method for automatically selecting a frequency band
The invention relates in particular to a method executed by a control device, for a mesh communication network, allowing selection of an optimum frequency band, the method comprising the steps of determining network quality information, if the quality information is below a first threshold, then: sending, to each device in the network, a message comprising an instruction to perform a frequency band quality test, collecting, at the end of the quality test, for each device, quality data for each frequency band, determining, for each frequency band, a quality indicator, and selecting a so-called optimum frequency band as being the frequency band associated with the best indicator, when the so-called optimum frequency band is different from the frequency band used, then sending, to each device, an instruction to use the so-called optimum frequency band. |
| US11031968B1 |
Modular customizable ruggedized protective case for mobile device
A modular ruggedized protective case for a mobile communications device is disclosed. In embodiments, the protective case includes a flexible (e.g., rubberized) primary housing partially enclosing the mobile device and itself partially surrounded or enclosed by a rigid secondary housing. The secondary housing includes port protectors for concealing or shielding connector ports (e.g., USB, HDMI, AC, other like power/data inputs) of the mobile device. The protective case includes an adapter for a type cover keyboard, e.g., capable of partially covering the display surface of the mobile device when closed and serving as a keyboard or other input device when opened; the type cover adapter attached to a connection port and provides for transmission of control input from the type cover to the mobile device when the mobile device is enclosed in the protective case. |
| US11031958B2 |
Hybrid polar code design for ultra-reliable low latency communications (URLLC)
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may determine to block puncture or to block shorten a set of transmitted bits of an adjusted fractally enhanced kernel polar code for a communication of an incremental redundancy (IR)-hybrid automatic repeat request (HARQ) process based at least in part on a code rate associated with the communication of the IR-HARQ process. The wireless communication device may generate the adjusted fractally enhanced kernel polar code for the communication based at least in part on determining to block puncture or to block shorten the set of transmitted bits. The wireless communication device may transmit the communication using the adjusted fractally enhanced kernel polar code. Numerous other aspects are provided. |
| US11031956B2 |
Generalized concatenated error correction coding scheme with locality
A method for storing data within a memory device includes receiving data to be stored. The received data is encoded. The encoded data is stored within the memory device. Encoding the received data includes encoding the data into two or more sub-codewords. Each of the two or more sub-codewords includes a plurality of outer codewords. Two or more of the plurality of outer codewords are grouped to form a larger codeword that is larger than each of the plurality of outer codewords and the larger codeword is constructed to correct errors and/or erasures that are not correctable by the plurality of outer codewords, individually. |
| US11031952B2 |
Error correction decoder and memory system having the same
Provided herein may be an error correction decoder based on an iterative decoding scheme using NB-LDPC codes and a memory system having the same. The error correction decoder may include a symbol generator for assigning an initial symbol to a variable node, a reliability value manager for setting and updating reliability values of candidate symbols of the variable node in current iteration, a flipping function value calculator for calculating a flipping function value by subtracting a function value, related to the updated reliability values of remaining candidate symbols other than a target candidate symbol, from another function value, related to the updated reliability value of the target candidate symbol, in the current iteration, and a symbol corrector for changing the hard decision value to the target candidate symbol when the flipping function value is equal to or greater than a first threshold value in the current iteration. |
| US11031949B2 |
Analog-to-digital converter, sensor arrangement and method for analog-to-digital conversion
An analog-to-digital converter comprises a first integrator (40), a first converter input (19), a first reference voltage input (34), a capacitor array (68) comprising capacitor elements (171), and a rotation frequency control unit (37) providing a rotation signal (SRO) with at least two different values of a rotation frequency (fR). A first subset of capacitor elements (171) of the capacitor array (68) is coupled to the first converter input (19) and to an input side of the first integrator (40) in a first phase and is coupled to the first reference voltage input (34) and to the input side of the first integrator (40) in a second phase as a function of the rotation signal (SRO). |
| US11031947B2 |
Conversion and folding circuit for delay-based analog-to-digital converter system
An RF receiver including: a low noise amplifier adapted to be coupled to an antenna and having an output; a bandpass filter coupled to the output of the low noise amplifier and having a voltage signal output, VIN; a conversion and folding circuit; and an analog-to-digital converter for converting the earlier-arriving or later-arriving delay signals into a digital code representing the voltage signal. The conversion and folding circuit including: a voltage-to-delay converter block, including preamplifiers, for converting the voltage signal into delay signals; and a folding block, including logic gates coupled to the preamplifiers, for selecting earlier-arriving and later-arriving ones of the delay signals. |
| US11031943B1 |
Linear frequency ramp generator using multi-point injection
A frequency synthesizer circuit included in a sensor circuit of a computer system may include a voltage-controlled oscillator circuit that may generate an oscillator signal. A three-point injection technique may be used to modulate the frequency of the oscillator signal. The three-point injection includes a low-frequency component that drives a feedback divider, and two high-frequency components that drive the voltage-controlled oscillator circuit. The strengths of the three injection points are aligned using samples of a tune signal generated using results of a comparison of a referenced signal and a frequency divided version of the oscillator signal. |
| US11031941B2 |
Filterless digital phase-locked loop
There is disclosed in one example a digital phase-locked loop (DPLL) circuit adapted to avoid loop-bandwidth tradeoff, the circuit including: a frequency dimension frequency detector having an external frequency input and a feedback frequency input, the frequency dimension frequency detector including circuitry to measure a frequency difference between the external frequency input and the feedback frequency input and to drive an impulse signal, wherein the impulse signal is of a first species if the difference is positive and of a second species if the difference is negative; and a number-controlled oscillator (NCO) including circuitry to drive an output clock and to adjust the frequency of the output clock responsive to the impulse signal, wherein an output of the NCO provides the feedback frequency input of the frequency dimension frequency detector. |
| US11031939B1 |
Phase detector command propagation between lanes in MCM USR serdes
A Multi-Chip-Module (MCM) includes an MCM substrate, and at least a data producing IC (DPIC) and a data-consuming IC (DCIC), both mounted on the MCM substrate and connected to one another through a high-speed bus including at least first and second embedded-clock data lanes. The DCIC includes a clock-data recovery circuit (CDR) and a data sampler. The CDR is configured to restore a data and a clock from the first data lane, and to output phase correction signaling. The data sampler is configured to restore the data from the second data lane by sampling the second data lane at a phase responsive to the phase correction signaling derived from the first data lane. |
| US11031938B2 |
Radio frequency synchronization in low-power and lossy networks
In one embodiment, a device in a low-power and lossy network (LLN) makes, based on a temperature measurement, a first adjustment to a frequency for a wireless channel used by the device to communicate with one or more neighboring devices in the LLN. The device receives, via the wireless channel, a packet from one of the neighboring devices that indicates a transmit frequency for the packet. The device calculates a frequency offset based on a difference between the transmit frequency for the packet and the adjusted frequency for the wireless channel. The device makes, based on the calculated frequency offset, a second adjustment to the frequency for the wireless channel used by the device to communicate with the one or more neighboring devices in the LLN. |
| US11031936B1 |
Hybrid transmitter
A hybrid transmitter includes a current-mode driver, a voltage-mode driver and an auxiliary driver. The current-mode driver is configured to perform a current transmission. The voltage-mode driver is configured to perform a voltage transmission. The auxiliary driver, coupled to the current-mode driver and the voltage-mode driver, is configured to cooperate with the current-mode driver to enhance a driving capability of the current transmission and cooperate with the voltage-mode driver to enhance a driving capability of the voltage transmission. |
| US11031935B2 |
Switching circuit
A switching circuit includes; a switching element; a driver; a diode connected between a source terminal and a gate terminal of the switching element; a resistor connected between the driver and the gate terminal of the switching element; a series circuit connected in parallel with the resistor, and including a capacitor and a resistor; and a diode including an anode on a side of the gate terminal of the switching element and a cathode on a side of a second output terminal of the driver. The diode is connected in parallel with at least the capacitor out of the capacitor and the resistor connected in series. |
| US11031930B1 |
Electric circuit having a charge pump monitor
An electric circuit for powering a load using an IPD includes a charge pump and a comparator. A first conductive path connects the charge pump to a positive node of the comparator. A second conductive path connects the battery to a negative node of the comparator and is also connected to a ground. A third conductive path connecting an output of the comparator to the IPD. A second diode is disposed on the third conductive path with the anode connected to the IPD and the cathode connected to an output of the comparator. The comparator generates a low output signal when the charge pump voltage is less than the battery voltage so as to provide a path for current from the battery to flow through the first diode into the output of the comparator and to the ground. |
| US11031926B2 |
Digital clock circuit for generating high-ratio frequency multiplication clock signal
A digital clock circuit is provided. The digital clock circuit includes a first sub-circuit comprising a first digitally-controlled oscillator driven by a frequency control word to control a first output frequency synthesized from multiple first pulses, and a first frequency divider to generate a trigger signal having a frequency equal to 1/M of the first output frequency. The digital clock circuit also includes a second sub-circuit comprising a loop of feedback including a frequency detector to compare an input frequency with a feedback frequency, a controller to adjust the frequency control word, a second digitally-controlled oscillator driven by the frequency control word plus a constant to control a second output frequency synthesized from multiple second pulses induced by the trigger signal, and a second frequency divider to set the feedback frequency equal to 1/N of the second output frequency in the loop of feedback. |
| US11031921B2 |
Acoustic wave filter device, duplexer, radio frequency front end circuit and communication apparatus
The acoustic wave filter (10A) includes a parallel-arm resonant circuit (12p). The parallel-arm resonant circuit (12p) includes a parallel-arm resonator (p1) and a frequency variable circuit (72p) that are connected in parallel. The frequency variable circuit (72p) includes a parallel-arm resonator (p2) that has a resonant frequency higher than that of the parallel-arm resonator (p1) and a switch (SW1) element. A frequency difference between a resonant frequency on a higher frequency side of the parallel-arm resonant circuit (12p) in a case where the switch (SW1) is OFF and a resonant frequency on a higher frequency side of the parallel-arm resonant circuit (12p) in a case where the switch (SW1) is ON is equal to or more than a frequency difference between a low frequency end frequency of the second attenuation band and a low frequency end frequency of the first attenuation band. |
| US11031918B2 |
Millimeter wave transmitter design
An on-chip transformer circuit is disclosed. The on-chip transformer circuit comprises a primary winding circuit comprising at least one turn of a primary conductive winding arranged as a first N-sided polygon in a first dielectric layer of a substrate; and a secondary winding circuit comprising at least one turn of a secondary conductive winding arranged as a second N-sided polygon in a second, different, dielectric layer of the substrate. In some embodiments, the primary winding circuit and the secondary winding circuit are arranged to overlap one another at predetermined locations along the primary conductive winding and the secondary conductive winding, wherein the predetermined locations comprise a number of locations less than all locations along the primary conductive winding and the secondary conductive winding. |
| US11031917B2 |
Method for generating a bias current for biasing a differential pair of transistors and corresponding integrated circuit
An operational amplifier integrated circuit includes a differential pair of transistors having a first input, a second input. A bias current generator applies a bias current to an output of the differential pair of transistors. A control loop generates a control voltage arising from a difference in potentials between the first input and the second input. An additional current that is added to the bias current is generated in response to the control voltage. |
| US11031915B2 |
Biasing an amplifier using a mirror bias signal
Disclosed are methods for biasing amplifiers and for manufacturing bias circuits bias for biasing amplifiers. A power amplifier bias circuit can include an emitter follower device and an emitter follower mirror device coupled to form a mirror configuration. The emitter follower device can be configured to provide a bias signal for a power amplifier at an output port. The power amplifier bias circuit can include a reference device configured to mirror an amplifying transistor of an amplifying device of the power amplifier. The emitter follower mirror device can be configured to provide a mirror bias signal to the reference device. A node between the emitter follower device and the emitter follower mirror device can have a voltage of approximately twice a base-emitter voltage (2Vbe) of the amplifying transistor. |
| US11031914B2 |
Diode linearizer
A diode linearizer according to the present invention has parallelly mounting linearizer core units on a RF signal path via capacitors between the RF signal path and a ground, thus does not need a switch using an FET, for example, at a time of selectively operating a plurality of linearizer core units. Moreover, the diode linearizer does not need a capacitor in series for blocking a direct current between RF signal input and output terminals. Thus, a range of a gain which can be compensated by the diode linearizer can be increased. Furthermore, an insertion loss of the RF signal path in a state where the diode linearizer is off can be reduced, and a range of a gain expansion in operation can be increased. The switch is not used, or the number of elements of the capacitors which are needed is small, thus a circuit size is also small. |
| US11031913B2 |
Bias voltage connections in RF power amplifier packaging
In integrating RF power amplifier circuits on a package, at least one bias voltage is coupled to at least one amplifier circuit on the package via two or more pins/connectors. In particular, at least one of a gate and drain bias voltage is coupled to one or more amplifier circuits via at least two pins/connectors. In some embodiments, the two or more bias voltage pins/connectors are connected together on the package, placing the pins/connectors in parallel, which reduces an inductance associated with the pins/connectors. In some embodiments, at least of the two pins/connectors connected to the same bias voltage are disposed on either side of an RF signal pin/conductor, simplifying the routing of signals on the package, affording greater flexibility of placement and routing on the package. |
| US11031912B2 |
Self-optimising RF amplifier
There is provided an RF amplifier arrangement comprising: an input operable to receive an RF input signal; an output operable to output an amplified RF signal; at least one amplifier bank located between the input and output, the or each amplifier bank comprising a plurality of amplifier stages; an input level detector operable to measure the signal level of the RF input signal; and a controller operable to control the amplifier bank, wherein the controller is operable to select one or more different configurations of the amplifier by selecting one or more amplifier stages and/or modifying one or more characteristics of one or more amplifier stages in dependence upon the signal level of the RF input signal to dynamically adapt and optimise its characteristics. |
| US11031911B2 |
Envelope tracking integrated circuit and related apparatus
An envelope tracking (ET) integrated circuit (IC) (ETIC) is provided. The ETIC is configured to generate an ET voltage based on a supply voltage(s) and provide the ET voltage to an amplifier circuit(s) for amplifying a radio frequency (RF) signal(s). Notably, the RF signal(s) may be modulated in different modulation bandwidths and the amplifier circuit(s) may correspond to different load-line impedances. Accordingly, the ETIC may need to adapt the ET voltage such that the ETIC and the amplifier circuit(s) can operate at higher efficiencies. In examples discussed herein, the ETIC is configured to determine a time-variant peak of the ET voltage and adjust the supply voltage(s) accordingly. As a result, it may be possible to improve operating efficiency of the ETIC in face of a wide range of bandwidth and/or load-line requirements. |
| US11031905B2 |
Intelligent safety disconnect switching
Intelligent safety disconnect switching methods and arrangements for PhotoVoltaic (PV) panels are disclosed. A switching device that is connected between a PV panel and a PV panel string detects a low current condition or an arc fault condition in the PV panel string. The switching device is automatically controlled to disconnect thePV panel from the PV panel string responsive to detection of the low current condition or the arc fault condition. Switching device control could also be responsive to a disconnect command. For example, such a command could be generated by a grid sensor responsive to determining that an inverter, to which the PV panel string is connected, is not connected to an electrical grid. |
| US11031903B2 |
Solar energy system for use with tufted geosynthetics on sloping ground
A solar energy system for use with tufted geosynthetics on sloping ground without the use of a traditional racking system. A frame attaches to the tufted geosynthetic cover to provide a flap and a solar panel secures to the flap directly or through a polymeric layer that attaches to the frame positioned between the flap and the tufted geosynthetic land cover with the solar panel adhesively attached to the polymeric layer. The solar panel being attached to the tufted geosynthetic land cover generates energy upon exposure to light. A method of securing a solar panel to a tufted geosynthetic land cover system for generation of energy is disclosed. |
| US11031891B1 |
Predictive flux control for induction motor drives with modified disturbance observer for improved transient response
A modified reference transformation removes weighting factor from predictive torque control, and a reduced order PI observer based disturbance rejection control (DOBC) is combined to improve transient response. The resulting scheme shows superior performance as compared to previously proposed methods. The superiority of the disclosed MPTC is demonstrated by lower load estimation error and effective current surge suppression at speed jumps while maintaining comparable inner loop performance. Moreover, removal of weighting factor from the cost function gives an additional benefit of optimal balance between flux and torque regulation as evident from simulation and experimental results. |
| US11031886B2 |
Lead angle adjustment circuit
A lead angle adjustment circuit includes a counter that receives an input signal and has an output that is connected to a multiplier circuit. The multiplier circuit has an output connected to a subtractor circuit that has an output connected to a pseudo FG generator circuit. The output of the counter is also connected to a storage register that is coupled to an addition circuit through a range determination circuit, a slope determination circuit, and a multiplier determination circuit. The input signal is input to another counter which is connected to the addition circuit through a start determination circuit and an advance angle calculation circuit. The outputs of the multiplier determination circuit and the advance angle calculation circuit are input to the addition which, which generates a signal is subtracted by the subtractor circuit to generate the signal input into the pseudo FG generator circuit. |
| US11031883B2 |
Method of manufacturing actuator
A method of manufacturing an actuator includes a first electrode layer forming step, a dielectric elastomer layer forming step, and a second electrode layer forming step, and obtains the actuator in which dielectric elastomer layers and electrode layers have been concentrically laminated. In the first electrode layer forming step, an electrode material is provided to an outer circumferential surface of a shaft section to form the electrode layer. In the dielectric elastomer layer forming step, a sheet-like or paste-like dielectric elastomer material is provided to an outer circumferential surface of the electrode layer to form the dielectric elastomer layer. In the second electrode layer forming step, the electrode material is provided to an outer circumferential surface of the dielectric elastomer layer to form the electrode layer. |
| US11031874B2 |
Electrical power conversion system
An improved electrical power conversion system converts a high voltage (HV) from a HV electrical power supply to a low voltage. The electrical power conversion system includes at least one power converter and at least one RC network connected in series. The RC network includes a plurality of resistive components and a plurality of capacitive components electrically connected in series. The at least one RC network and at least one power converter are arranged to be connected across a line potential of the HV electrical power supply. |
| US11031873B2 |
Primary side burst mode controller for LLC converter
Embodiments include systems, methods, and apparatuses for controlling off-time during a burst mode in an LLC converter. In one embodiment, a circuit comprises an LLC converter having a primary side and a burst mode controller, the burst mode controller configured to monitor, on the primary side of the LLC converter, electrical current, and in response to a determination that the electrical current is below a first threshold, increase an off-time for switches in the LLC converter and in response to a determination that the electrical current is above a second threshold that is higher than the first threshold, decrease the off-time for the switches in the LLC converter. |
| US11031865B2 |
Charge pump circuit configured for positive and negative voltage generation
A charge pump includes an intermediate node capacitively coupled to receive a first clock signal oscillating between a ground and positive supply voltage, the intermediate node generating a first signal oscillating between a first and second voltage. A level shifting circuit shifts the first signal in response to a second clock signal to generate a second signal oscillating between first and third voltages. A CMOS switching circuit includes a first transistor having a source coupled to an input, a second transistor having a source coupled to an output and a gate coupled to receive the second signal. A common drain of the CMOS switching circuit is capacitively coupled to receive the first clock signal. When positively pumping, the first voltage is twice the second voltage and the third voltage is ground. When negatively pumping, the first and third voltages are of opposite polarity and the second voltage is ground. |
| US11031864B2 |
Charge pump stability control
An apparatus for power conversion includes a switching network that controls interconnections between pump capacitors in a capacitor network that has a terminal coupled to a current source, and a charge-management subsystem. In operation, the switching network causes the capacitor network to execute charge-pump operating cycles during each of which the capacitor network adopts different configurations in response to different configurations of the switching network. At the start of a first charge-pump operating cycle, each pump capacitor assumes a corresponding initial state. The charge-management subsystem restores each pump capacitor to the initial state by the start of a second charge-pump operating cycle that follows the first charge-pump operating cycle. |
| US11031860B2 |
Inrush current control during starting of resonant converters
A converter with soft start includes a transformer; first and second switches connected to the transformer to supply power to the transformer; a controller connected to the first and second transistors and arranged to, during startup of the converter, switch the first switch with a variable duty cycle and switch the second switch with either a fixed duty cycle or a variable duty cycle with pulses larger than pulses of the variable duty cycle of the first switch; and a bleed device arranged to set initial conditions of the converter before startup of the converter by discharging a capacitor in the converter before startup. |
| US11031855B2 |
Linear vibration motor
The present disclosure provides a linear vibration motor, including a substrate having an accommodation space, a vibration system accommodated in the accommodation space, an elastic member fixing and suspending the vibration system in the accommodation space, and a driving system fixed on the substrate and driving the vibration system to vibrate in a direction perpendicular to a horizontal direction. The vibration system includes a magnet; the driving system includes an iron core fixed on the substrate, a first coil and a second coil that are sleeved over and fixed on the iron core and that are stacked with each other, and an auxiliary magnet covering an end of the iron core. |
| US11031851B2 |
Gear system for electric vehicle
A power transmission device for a vehicle is comprised of a motor including a rotor shaft and a stator having an electromagnetic coil; an inverter configured to generate an alternating current, the inverter being connected with the coil to controllably rotate the rotor shaft relative to the stator; a gear set including an input shaft coupled with and rotated by the rotor shaft, an output shaft and gears so meshed as to transmit torque of the input shaft to the output shaft; and a grounding path electrically connecting a part of the gear set with a body of the vehicle, the part being so disposed as to have the input shaft electrically interposed between the part and the rotor shaft. |
| US11031850B2 |
Robot drive with isolated optical encoder
An apparatus including a frame, an optical sensor connected to the frame, and an environment separation barrier. The frame is configured to be attached to a housing of a motor assembly proximate an aperture which extends through the housing. The optical sensor comprises a camera. The environment separation barrier is configured to be connected to the housing at the aperture, where the environment separation barrier is at least partially transparent and located relative to the camera to allow the camera to view an image inside the housing through the environment separation barrier and the aperture. |
| US11031845B2 |
Pressure relief systems for generators
A system for relieving pressure from within a generator casing can include a generator shaft defining a shaft channel therein and at least one rotating valve disposed within the shaft channel of the generator shaft and in fluid communication with an interior of the generator casing and the atmosphere. The rotating valve is configured to allow fluid within the generator casing to flow through the generator shaft to the atmosphere in an open state and while rotating. The rotating valve is configured to prevent fluid within the generator casing from flowing in a closed state. |
| US11031844B2 |
Off-board power and implement coupler for a work vehicle
An implement coupler including an electrical generator configured to generate electric power in response to a mechanical force provided by a power takeoff of a work vehicle. The implement coupler includes a support frame and an adjustment mechanism operatively connected to the support frame, wherein the adjustment mechanism is configured to adjust the position of the support frame with respect to the work vehicle. The generator is located on the support frame and is operatively connected to the power takeoff. The implement coupler further includes a drive shaft connected to the power takeoff and to the generator, an electrical coupler electrically coupled to the generator to provide access to the generated electrical power wherein the electrical coupler includes an output configured to provide the generated electrical power, and a line coupler including a connector configured to couple to source of material and to deliver the material. |
| US11031840B2 |
Drive unit for an electric bicycle
A drive unit for an electric bicycle with a drive housing and with a plug-in connector, wherein the plug-in connector is connected to the drive housing and wherein the plug-in connector includes a plurality of connector contacts and a plurality of plug contacts. The plug-in connector includes a circuit board. A distribution conductor track, which provides an electrical contact between a first number of connector contacts and a different second number of plug contacts, is formed on the circuit board. |
| US11031837B2 |
Vehicle motor unit
In a vehicle motor unit comprising: a motor; and a storage housing storing the motor, the motor including a rotor arranged rotatably around a rotation axis, a stator disposed on an outer circumferential side of the rotor, and a high voltage portion disposed on the stator, an outer circumferential surface of the stator is configured to surface contact with a part of a wall surface of the storage housing receiving a larger collision load at the time of a vehicle collision as compared to the other parts. |
| US11031831B2 |
Electric motor and air conditioner
An electric motor includes an annular stator and a consequent-pole-type rotor including an annular rotor core disposed on the inner side of the stator and a plurality of permanent magnets disposed inside the rotor core and arrayed in a circumferential direction of the rotor core, in which the stator is covered with an unsaturated polyester resin. |
| US11031827B2 |
Optimizing pairing of a wireless power transmission system with a wireless power receiver client
Described herein are embodiments of apparatuses and methods for optimizing pairing of a wireless power transmission system (WPTS) with a wireless power receiver client (WPRC) in a localized system. A current WPTS-WPRC pairing and at least one alternate WPTS-WPRC pairing are assessed and the WPTS-WPRC pairing is updated based on associated pairing quality metrics. In this way, a system of many WPTSs and WPRCs will approach an Epsilon equilibrium such that no WPRC would be significantly better served by being paired with a different WPTS. |
| US11031820B2 |
Power transmitting device
A power transmitting device transmits power to a power receiving device having a power receiving coil, in water. The power transmitting device includes one or more annular transmitting coils including a power transmitting coil configured to transmit the power to the power receiving coil via a magnetic field, a support member located in an inner space of the transmitting coil, which is formed by the annular transmitting coil, the support member including an outer periphery along an inner periphery of the annular transmitting coil, and supporting the transmitting coil from the inner space, a power transmitting unit configured to supply A/C power to the power transmitting coil, and a capacitor connected to the transmitting coil, and forming a resonance circuit resonating together with the transmitting coil. |
| US11031815B2 |
Wirelessly rechargeable energy store
A wirelessly rechargeable energy store includes a housing, having a casing wall, in which a converter, a storage core, charging electronics and an antenna structure are arranged along a longitudinal axis. The energy store, independently of the relative alignment of antenna structures used with respect to the acting field direction, achieves an increased recharging efficiency and, because of its housing configuration, is diversely usable as a replacement for batteries and battery packs in small electrical devices. The antenna structure comprises at least two induction loops—shaped from an electrically conductive wire—formed as flat coils, which are arranged in a partly overlapping manner on a flexible printed circuit board. The printed circuit board together with the induction loops at least partly encloses the storage core in such a way that loop longitudinal extents run at least approximately parallel to the longitudinal axis and loop transverse extents run at least approximately perpendicularly to the longitudinal axis and a first pole of the induction loops is connected to a first pole of the converter and a second pole of the induction loops is connected to a second pole of the converter. |
| US11031811B2 |
Auxiliary energy circuit for battery-powered power tool
A system supplies supplemental power to a power tool. The system includes a motor coupled to an output driver, a trigger for user control of power tool operation, a sensor configured to measure an operation characteristic, a battery pack coupled to the motor, and an auxiliary energy supply. A motor controller receives a control signal from the trigger and drives the motor utilizing energy from the battery pack in response to the control signal. The motor controller also receives information from the sensor and provides additional energy to the motor from the auxiliary energy supply depending on the information from the sensor (e.g., motor speed, motor rotational position, motor current, or trigger pull percentage). The controller may connect the auxiliary energy supply in series with the battery pack to supply the supplemental power. A battery charger or energy recapture may be utilized to charge the auxiliary energy supply. |
| US11031808B2 |
Power supply system
A power supply system is connected to a load, and the power supply system includes a power supply apparatus and a backup apparatus. When an input power is normal, the power supply apparatus converts the input power into a first output power, provides the first output power to the power bus, and selectively provides the first output power to charge the backup apparatus, in which the first output power has a first rated upper-limit value. When the input power is normal and a required power of the load is greater than the first rated upper-limit value, the backup apparatus provides a second output power to the power bus so that the sum of the first output power and the second output power meets the required power of the load. |
| US11031806B2 |
Uninterruptible power supply systems and methods using interconnected power routing units
A system includes a plurality of power routing units. Each of the power routing units includes a first AC port, a second AC port, and a static switch configured to couple and decouple the first AC port and the second AC port. Each of the power routing units further includes a DC port and a bidirectional converter circuit coupled between the second AC port and the DC port. The DC ports of the power routing units are coupled in common to a DC bus and the system further includes a control circuit configured to control the power routing units to provide power transfer between at least two of the power routing units via the DC bus. |
| US11031798B2 |
Charger for electronic cigarette
A charger for an electronic cigarette is disclosed including: a housing, a charging circuit in the housing, an USB input end extending outside of the housing and a charging port for charging an external power supply of the electronic cigarette; the housing includes at least two charging ports, each charging port includes an electrode of connecting the charging circuit; at least one charging port in the at least two charging ports includes an elastic element mated with an inner lateral surface thereof; when inserting the power supply of the electric cigarette into the charging port, the elastic element contacts outside the power supply by an interference fit to fix the power supply of the electric cigarette. |
| US11031795B2 |
Battery carrier system
A system including a carrier having a plurality of receptacles configured to receive rechargeable, removable battery packs, an AC power input connector for connecting to an AC power supply, a power output connector, a discharge/charge mode switch for switching between (1) a charging mode of operation that charges the battery packs using electrical power input through at least one of the power input connectors and (2) a discharging mode of operation that outputs electrical power from the battery packs through the power output connector, the charge/discharge control module controlling a plurality of charging switches to provide a charging current to the battery packs and an inverter electrically connected to the power output connector for providing an AC output signal at the power output connector. |
| US11031793B2 |
Battery and method of operating a battery
A battery and a method for operating a battery, in particular for a motor vehicle, including multiple battery cells, which have respective battery cell housings with electric terminals via which the battery cells are electrically interconnected, wherein a respective cell branch connecting the terminals and having a galvanic cell is arranged in the battery cell housings, a respective bypass branch for bypassing the respective galvanic cell is arranged in the battery cell housings; each cell branch has a first switching element for opening and closing the cell branch, and each bypass branch has a second switching element for opening and closing the bypass branch. |
| US11031792B2 |
Battery charging control system and method of operation thereof
There are provided control systems and methods for charging batteries. For instance, there is provided a system for charging at least two batteries. The system can include a set of hardware associated with the at least two batteries, and the at least two batteries can be connected in series. Each battery from the at least two batteries can be associated with a subset of the set of hardware, and one subset of the set of hardware can be configured to control an associated battery independently from another subset of the set of hardware and its associated battery. |
| US11031785B1 |
Device and method for intelligent control of power supply source connection
The present device and method provide continuous power supply to consumers at a minimal cost. The present device combines electrical power from a plurality of direct and alternating current sources while working together with or separately from an external electrical power grid. Inside of the device, generation sources are connected via DC/DC and AC/DC converters to a DC bus, to which batteries are also connected via a charge control system. DC current is converted into AC current through reversible AC/DC converters according to the number of grid phases and an AC bus is connected to said converters, allowing for energy from an external grid to also be used for charging the batteries. The method of control is based on a cyclical program for selecting energy sources, said program being executed by a control unit and having dynamic parameter correction that takes into account present and projected energy production and consumption. |
| US11031784B2 |
Reactive current margin regulator for power systems
A method for maintaining sufficient reactive current margin in a power system connected to a power grid includes receiving, via a power limiter system, a reactive current command and an upper reactive current limit for the power system. The method also includes determining, via the power limiter system, a reactive current margin signal as a function of the reactive current command and the upper reactive current limit. Further, the method includes generating, via the power limiter system, a power command signal based on the reactive current margin signal. Moreover, the method includes controlling, via a system controller, operation of the power system based at least partially on the power command signal. |
| US11031783B2 |
Methods and systems for adjusting power consumption based on a fixed-duration power option agreement
Examples relate to adjusting load power consumption based on a power option agreement. A computing system may receive power option data that is based on a power option agreement and specify minimum power thresholds associated with time intervals. The computing system may determine a performance strategy for a load (e.g., set of computing systems) based on a combination of the power option data and one or more monitored conditions. The performance strategy may specify a power consumption target for the load for each time interval such that each power consumption target is equal to or greater than the minimum power threshold associated with each time interval. The computing system may provide instructions the set of computing systems to perform one or more computational operations based on the performance strategy. |
| US11031781B1 |
Method for implementing power delivery transaction for potential electrical output of integrated renewable energy source and energy storage system facility
Methods for implementing power delivery transactions between a buyer and a seller of electrical energy supplied to an electrical grid by an integrated renewable energy source (RES) and energy storage system (ESS) of a RES-ESS facility are provided. Estimated total potential output of the RES is compared to a point of grid interconnect (POGI) limit to identify potential RES overgeneration, and the buyer is charged if potential RES overgeneration is less than potential overgeneration during one or more retrospective time windows. The method provides a basis for the RES-ESS facility owner to be paid for an estimated amount of energy that did not get stored as a result of a grid operator not fully discharging an ESS prior to the start of a new day. |
| US11031780B2 |
Electric power supplying device
An electric power supplying device including: a first sensing section that senses a first output current from a first DCDC converter provided between a high-voltage system and an auxiliary device system; a second sensing section that senses a second output current from a second DCDC converter provided between the high-voltage system and the auxiliary device system; a third sensing section that senses a third output current from an auxiliary device battery connected to the auxiliary device system; and a control section that controls output of the second DCDC converter on the basis of results of sensing of output currents by the first sensing section, the second sensing section and the third sensing section. |
| US11031779B2 |
Memory system with a random bit block
A memory system includes a non-volatile memory block, a random bit block, and a sense amplifier. The non-volatile memory block includes a plurality of non-volatile memory cells for storing a plurality of bits of data. Each of the non-volatile memory cells includes a first storage transistor. The random bit block includes a plurality of random bit cells for providing a plurality of random bits. Each of the random bit cells includes a second storage transistor and a third storage transistor. The sense amplifier senses a first read current of a non-volatile memory cell during a read operation of the non-volatile memory cell and senses a second read current of a random bit cell during a read operation of the random bit cell. The first storage transistor, the second storage transistor, and the third storage transistor are storage transistors of the same type. |
| US11031778B2 |
High-voltage tolerant bi-directional electrostatic discharge protection circuit
In an embodiment, an apparatus includes: a signal pad; a first diode having a first terminal coupled to the signal pad and a second terminal, the first diode having a first polarity; a second diode having a second terminal coupled to the signal pad and a first terminal, the second diode having a second polarity; a first insulated gate bipolar transistor (IGBT) having a first polarity, the first IGBT coupled between the second terminal of the first diode and a reference voltage node; and a second IGBT having the first polarity, the second IGBT coupled between the first terminal of the second diode and the reference voltage node. |
| US11031777B2 |
Clamping operation and apparatus for surge protection
An electronic apparatus is provided. The electronic apparatus according to an embodiment includes a main circuit unit, a power source supplier configured to generate power, and supply the generated power to the main circuit unit, and a surge protector disposed between the main circuit unit and the power source supplier, the surge protector being configured to, based on a surge occurring from the power source supplier, perform a clamping operation on power output from the power source supplier at a first voltage level, wherein the power source supplier is further configured to, based on the clamping operation of the surge protector at the first voltage level being stopped, perform a clamping operation on the generated power at a second voltage level greater than the first voltage level. |
| US11031770B2 |
Electric working machine and voltage suppressor circuit for electric working machine
An electric working machine in one aspect of the present disclosure includes a main current-path, a driving unit including a motor and at least one first semiconductor-switching-element, a controller, a bypass current-path, a second semiconductor-switching-element, and a switch driver. The main current-path is arranged between a positive electrode and a negative electrode of a battery. The driving unit is situated in the main current path. The bypass current-path is arranged in parallel with the driving unit. The second semiconductor-switching-element is situated in the bypass current-path. The switch driver causes the second semiconductor-switching-element to interrupt the bypass current-path in an event that a voltage value of a drive voltage applied to the driving unit is less than a threshold value, and causes the second semiconductor-switching-element to complete the bypass current-path in an event that the voltage value is equal to or greater than the threshold value. |
| US11031758B1 |
Method to reclaim metal from insulated and/or shielded and/or jacketed power cables using waterjetting
Methodology for reclaiming metal from insulated and/or shielded and/or jacketed power cables present on supporting conveyor belts, by waterjetting using stationary and/or spinning nozzles. |
| US11031752B2 |
Surface-emitting laser and electronic apparatus
A surface-emitting laser according to an embodiment of the present disclosure includes a current constriction region having an opening and formed by impurities injected into a laminate from side of a second semiconductor layer; and a first DBR layer on side of a first semiconductor layer and a second DBR layer on the side of the second semiconductor layer having the laminate interposed therebetween at a position facing the opening. At the opening, an opening diameter close to the first DBR layer is larger than an opening diameter close to the second DBR layer. |
| US11031751B2 |
Light-emitting device
The present embodiment relates to a light emitting device having a structure capable of removing zero order light from output light of an S-iPM laser. The light emitting device includes a semiconductor light emitting element and a light shielding member. The semiconductor light emitting element includes an active layer, a pair of cladding layers, and a phase modulation layer. The phase modulation layer has a basic layer and a plurality of modified refractive index regions, each of which is individually disposed at a specific position. The light shielding member has a function of passing through a specific optical image output along an inclined direction and shielding zero order light output along a normal direction of a light emitting surface. |
| US11031749B2 |
Laser control
The description relates to laser control. One example can include a laser that has a laser emitter configured to generate a laser beam for intervals of time (e.g., pixel times). The laser can have a compensation and control component configured to receive a predicted laser emitter temperature of the laser emitter, obtain a desired optical power for an interval, and compute a compensated electrical current for the interval utilizing multiple light to current look up tables. Individual light to current look up tables can relate to specific laser emitter temperatures. |
| US11031744B1 |
Belt structures for rotary electrical contact device
Technologies pertaining to a rotary electrical contact device are described herein. A rotary electrical contact device comprises a first sheave that is disposed about a first axis and a second sheave that rotates about the first axis or a second axis that is parallel to the first axis. The device further includes two planetary sheaves that revolve around the first and second sheaves, and a belt that makes contact with each of the sheaves, the belt comprising a co-wound inner helical coil and outer helical coil. As the first sheave rotates, the planetary sheaves revolve about the first and second sheaves and cause the belt to deform and roll along the second sheave. The belt makes rolling contact with the four sheaves. The belt is electrically conductive such that as the belt rolls along the sheaves, the belt maintains electrical contact between the first sheave and the second sheave. |
| US11031743B2 |
Electric connection member
An electric connection member includes a busbar, a protector portion, and a cover. The busbar includes a live portion that is located between terminal connecting portions. The protector portion has a busbar mounting surface on which the live portion of the busbar is mounted, and insulates and protects the live portion. The cover is coupled to the protector portion and covers a surface of the live portion. The cover has an abutment portion that abuts against the surface of the live portion. The abutment portion includes a pressure contact surface that is in direct or indirect contact with the surface of the live portion while being pressed against the surface of the live portion in a state in which the cover is coupled to the protector portion. |
| US11031742B2 |
Contact and busbar assembly forming a bus system on electronics housings
A contact and busbar assembly forms a bus system on electronics housings arranged in an array. An electronics assembly such as a circuit board is arranged in each housing. The contact and busbar assembly includes multiple bus plugs each having first connecting contacts for contacting a respective circuit board, second terminal contacts in the form of one or more socket contacts and power rail strips. The power rail strips have at least one flexibly deformable section or are continuously flexibly deformable. Alternatively, the socket contacts are insertable not only parallel but also obliquely in relation to the power rail strips extending in the direction of the array for contact by the socket contacts. |
| US11031741B2 |
Smart connector assembly
A connector assembly is disclosed that includes a base with an embedded printed circuit board (PCB) and a plurality of signal pins. The plurality of signal pins electrically couple the PCB to a vehicle harness. The connector assembly includes a mating connector for mechanically coupling the connect assembly to the vehicle harness and a spring between the mating connector and the base. The spring pre-loads and axially secures the base to the mating connector. The connector assembly transmits vehicle signals through a wireless connection with vehicle and/or remote locations. |
| US11031737B2 |
Shielded board-to-board connector
A board-to-board connector for connecting printed boards to each other comprises: a receptacle comprising a plurality of signal contact elements to be electrically connected to one of the printed boards, and a plug comprising a plurality of signal contact elements to be electrically connected to the other of the printed boards, the signal contact elements being configured so that each of the signal contact elements of the plug is in contact with the corresponding signal contact element of the receptacle when the plug has been inserted into the receptacle. The receptacle comprises an electromagnetic interference shield which continuously or discontinuously surrounds the plurality of signal contact elements of the receptacle, and the plug comprises an electromagnetic interference shield which continuously or discontinuously surrounds the plurality of signal contact elements of the plug. |
| US11031733B2 |
Terminal fitting
It is aimed to reliably prevent inverted insertion of a terminal fitting. Oblique insertion restricting portions (27, 28) recessed while extending in a direction intersecting an inserting direction of a terminal fitting (T) into a connector housing (1) and capable of restricting the insertion of a rectangular tube portion (10) by a material of an inner wall of a cavity (4) biting into the oblique insertion restricting portions when the terminal fitting (T) is inserted in an orientation inverted from a proper posture and in an oblique posture into the cavity (4) are provided on corner parts of the rectangular tube portion (10). |
| US11031722B2 |
Sealing cover, upper cover assembly, and compressor
Provided is a sealing cover including a cover body and a wire fixing part; the cover body includes a top cover and a side wall, and the cover body is of a half-surrounded structure; the wire fixing part includes a bottom plate and a side plate, the bottom plate is arranged in the cover body, a wire accommodating space is formed by the top cover and the side wall of the cover body and the bottom plate, and a fitting space is formed by the side wall and a side of the bottom plate that opposite to the wire accommodating space; the side plate is arranged in the wire accommodating space, and wire guide slots are formed between the side plate and the bottom plate; and the guide holes are arranged on the bottom plate. |
| US11031716B2 |
Terminal structure for use in power feeding
A terminal structure for use in power feeding includes a first terminal that includes a base portion and a tip portion, that has a shape extending from the base portion to the tip portion along an axis of the first terminal, and that is insertable into and removable from a second terminal, which is tubular. At a predetermined temperature, the first terminal has a first form in which an outer dimension of the tip portion is smaller than that of the base portion when viewed in a direction of a central axis of the first terminal. When a temperature of the first terminal exceeds the predetermined temperature, the first terminal deforms into a second form in which an outer dimension of the tip portion is larger than that of the tip portion of the first form when viewed in a direction of the central axis of the first terminal. |
| US11031713B2 |
Spring probe connector for interfacing a printed circuit board with a backplane
A spring probe connector, a device and an assembly for interfacing a daughter card with a backplane. The spring probe connector includes a hollow barrel that defines a first opening and a second opening. The spring probe connector includes a plunger that is received by the first opening. The plunger includes a contact tip that protrudes from the first opening and makes electrical contact with the backplane. The spring probe connector includes one or more springs positioned within the hollow barrel and applies a load onto the plunger. The spring connector includes a contact end that protrudes from the second opening and connects with the printed circuit board of the modular connector assembly. |
| US11031708B2 |
Board edge connector
A board edge connector is provided. The board edge connector includes an insulating housing, a plurality of terminals and a metal keycap. The insulating housing includes a board edge slot and at least one key integrally configured in the board edge slot. The key includes a top portion and two surfaces opposite to each other. A plate body receiving portion is provided alongside each of the two surfaces of the key. The plate body receiving portion includes a holding recess. The metal keycap includes plate bodies respectively received in the two-plate body receiving portions and an elastic holding arm positioned on at least one side of the plate body. The elastic holding arm latches to the holding recess of the plate body receiving portion. Therefore, the metal keycap can protect and prevent the key from being damaged or generating debris due to hit. |
| US11031707B2 |
Retaining ring terminal
Provided is a female electrical connector referred to as a retaining ring terminal. The retaining ring terminal is a one-piece electrical connector having a crimp style cable connector portion on one end for receiving an electrical cable and a female post connector portion on a second end for receiving a post or male electrical connector. The female post connector portion includes a flat planar ring and a plurality of tabs (separated by a plurality of grooves) which extend from the inner surface of the flat planar ring inwardly towards the opening of the female post connector portion. The female post connector portion also includes a groove which extends through a flat planar ring, referred to as a ring groove which becomes a tab groove and has the same shape as the other tab grooves. A pair of ring holes are positioned on opposite sides of the ring groove on the flat planar ring. |
| US11031706B1 |
High voltage superconductors for datacenter campus
A system for powering a datacenter campus including a first main direct current (DC) superconductor cable configured to receive direct current DC electrical power from a first alternating current (AC) power grid through a first AC-DC converter, a second main DC superconductor cable configured to receive DC electrical power from a second AC power grid through a second AC-DC converter, a DC-DC hub connected to the first and second main superconductor cables, and a plurality of secondary DC superconductor cables, wherein each secondary DC superconductor cable includes a first end electrically connected to the DC-DC hub and a second end electrically connected to server racks housed in a respective datacenter building of the datacenter campus. |
| US11031702B2 |
Phased array antenna structure
A phased array antenna structure includes a carrier, a radiative layer and a circuit layer both disposed on the carrier, and a phase switch. The radiative layer includes two radiating portions. The circuit layer includes a phased antenna and a transmission circuit. The phased antenna including two end portions respectively connected to the two radiating portions. The transmission circuit includes a feeding end and an externally connecting end that is arranged adjacent to the phased antenna. The phase switch is connected to the externally connecting end of the transmission circuit, and the phase switch is configured to selectively connect only one of the two end portions of the phased antenna. |
| US11031701B2 |
Electronic device
The disclosure relates to an electronic device, including a device body; a flexible screen assembled on the device body; and an antenna component assembled on the device body. A bent display status of the flexible screen matches with a contracted status of the device body, and an unfolded display status of the flexible screen matches with an extended status of the device body, so that the electronic device can be used in contraction and extension statuses. Furthermore, the main board of the device body can control at least one radiating element of the antenna component to form a first antenna scheme when the device body is in the extended status, and form a second antenna scheme when the device body is in the contracted status. |
| US11031699B2 |
Antenna with graded dielectirc and method of making the same
Some embodiments include packages and methods of making the packages. One of the packages includes a ground layer (e.g., a ground plane) of metal formed over a chip of die, an antenna element of metal formed over the ground layer, and a dielectric lens formed over the antenna element. The dielectric lens includes a plurality of dielectric layers that have graded dielectric constants in a decreasing order along a direction from the antenna element toward a top surface of the package. |
| US11031697B2 |
Electromagnetic device
An electromagnetic, EM, device includes: a 3D body made from a dielectric material having a proximal end and a distal end; the 3D body having a first region toward the center of the 3D body made from a dielectric material having a first average dielectric constant, the first region extending at least partially to the distal end of the 3D body; and the 3D body having a second region outboard of the first region made from a dielectric material other than air having a second average dielectric constant that is greater than the first average dielectric constant, the second region extending from the proximal end to the distal end of the 3D body. |
| US11031695B2 |
Loop antenna
A loop antenna includes a printed circuit board (PCB), a first antenna structure and a second antenna structure. The PCB includes a first surface and a second surface relative to the first surface, and the PCB includes a clear region and a ground region, wherein the clear region is adjacent to the ground region. The first antenna structure is disposed in the clear region at the first surface. The first antenna structure includes a feed structure and a first ground end. The feed structure is coupled to a power feed end which is disposed in the ground region. The first ground end is coupled to the ground region. The second antenna structure is disposed relative to the first antenna structure at the second surface. The second antenna structure includes a second ground end. The second ground end is coupled to the ground region. |
| US11031693B2 |
RFID system with an eddy current trap
An RFID antenna assembly configured to be energized with a carrier signal is disclosed. The RFID antenna assembly includes an inductive component including a loop antenna assembly, at least one capacitive component coupled to the inductive component, and an eddy current trap positioned a predetermined distance from the loop antenna assembly. |
| US11031691B1 |
Ultra-wideband wall-mounted antenna
The present invention relates to an anchor point for e.g. lifting and/or lashing down an object. The anchor point comprises a base, which is configured for fixing to the object such that it is rotatable about an axis of rotation. The anchor point also comprises a retainer bracket held on two bearing points on the base such that it is tiltable about a tilt axis relative to the base. In order to prevent the retainer bracket from getting stuck when a force is applied thereto, which may lead to a sudden and jerky turnover of the retainer bracket or even to fracturing of the anchor point and crashing of the load, the tilt axis is movable relative to the base according to the present invention. Preferably, a motion link, for example, is provided on at least one bearing point. |
| US11031690B2 |
Modular antenna systems and related methods of manufacture
Disclosed herein is a swappable modular-based radiofrequency (RF) frontend that is reconfigurable to form transmitting (TX) and receiving (RX) phased array systems for diverse applications. Such swappable RF frontend may be used with unique spatial and spectral optical processing of complex RF signals over an ultra-wide frequency band. The swappable RF front end may be used in conjunction with an optically upconverted imaging receiver and/or in conjunction with optically addressed phased array technologies transmitters. |
| US11031689B2 |
Method for rapid testing of functionality of phase-change material (PCM) radio frequency (RF) switches
A rapid testing read out integrated circuit (ROIC) includes phase-change material (PCM) radio frequency (RF) switches residing on an application specific integrated circuit (ASIC). Each PCM RF switch includes a PCM and a heating element transverse to the PCM. The ASIC is configured to provide amorphizing and crystallizing electrical pulses to a selected PCM RF switch. The ASIC is also configured to determine if the selected PCM RF switch is in an OFF state or in an ON state. In one implementation, a testing method using the ASIC is disclosed. |
| US11031675B2 |
Antenna module
An antenna module includes a connection member including at least one wiring layer and at least one insulating layer; an integrated circuit (IC) disposed on a first surface of the connection member and electrically connected to at least one wiring layer; and an antenna package disposed on a second surface of the connection member, and including a dielectric layer, a plurality of antenna members, and a plurality of feed vias, wherein the antenna package further includes a chip antenna including a dielectric body and first and second electrodes, respectively disposed on first and second surfaces of the dielectric body, wherein the chip antenna is disposed to be spaced apart from the plurality of feed vias within the dielectric layer so that at least one of the first electrode or the second electrode is electrically connected to a corresponding wire of the at least one wiring layer. |
| US11031673B2 |
RF tag antenna, RF tag, and RF tag having conductive body formed therein
An RF tag has a particular structure of an RF tag antenna to which an IC chip is mounted. The RF tag antenna includes: an inductor pattern section having a C-shape and configured in a form of a flat plate; a notch section formed by cutting out a periphery of the inductor pattern section; an antenna section formed around the notch section; and a ground section provided in continuation with the inductor pattern section and configured in a form of a flat plate. |
| US11031672B2 |
Antenna and system for RF communications
An antenna includes two planar coils that are mechanically disposed face to face and electrically connected in series. The antenna is mounted to a disposable consumer product (for example, a cartridge for use with an electronic cigarette). The antenna is configured to support near field communications with a reader circuit for purposes of authenticating use of the disposable consumer product. |
| US11031670B2 |
Antenna arrangement
An antenna arrangement (1) of a motor vehicle (2) with a body component (3) has an antenna (4) received in a recess (5) of a damping element (6), such as a foam component. The antenna (4) with the damping element (6) is attached to the body component (3). |
| US11031666B2 |
Waveguide comprising a dielectric waveguide core surrounded by a conductive layer, where the core includes multiple spaces void of dielectric
An apparatus comprises a waveguide including: an elongate waveguide core including a dielectric material, wherein the waveguide core includes at least one space arranged lengthwise along the waveguide core that is void of the dielectric material; and a conductive layer arranged around the waveguide core. |
| US11031665B2 |
Magnetic-free non-reciprocal circuits based on sub-harmonic spatio-temporal conductance modulation
A circuit comprising a differential transmission line and eight switches provides non-reciprocal signal flow. In some embodiments, the circuit can be driven by four local oscillator signals. The circuit can be used to form a gyrator. The circuit can be used to form a circulator. The circuit can be used to form three-port circulator than can provide direction signal flow between a transmitter and an antenna and from the antenna to a receiver. The three-port circulator can be used to implement a full duplex transceiver that uses a single antenna for transmitting and receiving. |
| US11031658B2 |
Bus bar module and battery pack
A bus bar module includes a plurality of bus bars and a bus bar holder. The bus bar holder is constituted by coupling a plurality of holding portions in a chain manner via deformable coupling portions, respectively, the plurality of holding portions each holding the bus bar in a movable manner in predetermined ranges determined by restriction of movement of the bus bar by interferences with movement restricting members. Openings allowing two contact portions of the bus bar held by the holding portion to be exposed to an outside, the two contact portions being respectively connected to the electrodes of the two adjacent battery cells, are provided in either the holding portion or the coupling portion. |
| US11031648B2 |
Battery pack
A battery pack includes: a plurality of battery cells; a first end plate on an outer side of a first battery cell of the plurality of battery cells that is arranged at an outermost side of the plurality of battery cells; and a first end block between the first end plate and the first battery cell, the first end block includes: a frame portion on an inner side of the first end block and facing the first battery cell, the frame portion surrounding edge portions of the first battery cell; and an end portion on an outer side which is a side opposite to that of the first battery cell, the end portion surrounding a bushing member, and the bushing member includes: fixing portions surrounded by the end portion; and an exposed portion exposed from the end portion to define a welded portion with the first end plate. |
| US11031647B2 |
Manufacturing apparatus for battery module and method for manufacturing battery module
Provided a battery module manufacturing apparatus configured to insert a battery assembly into a module housing. The battery module manufacturing apparatus, which inserts a battery assembly including a plurality of secondary batteries into a module housing, includes: a protective film supply unit configured to supply a protective film so as to cover an outer surface of the battery assembly or to retrieve the protective film from the outer surface of the battery assembly; and a protective film transfer unit configured to move in an insertion direction in which the battery assembly is inserted into the module housing and a direction opposite to the insertion direction in a state of holding a part of the supplied protective film. |
| US11031642B2 |
Electrical energy storage device with efficient heat dissipation
An electrical energy storage device includes prismatic energy storage cells arranged adjacent to one another such that interfaces of adjacent storage cells run at a distance from one another such that the interfaces of the adjacent storage cells form an intermediate space. A respective first layer is arranged between the interfaces of adjacent storage cells, the first layer abutting one of the two interfaces of the adjacent storage cells under pressure. Either the respective first layer also abuts the second of the two interfaces of the adjacent storage cells under pressure, or a second layer is arranged between the interfaces of adjacent storage cells, the second layer abutting the second of the two interfaces of the adjacent storage cells under pressure. A heat-conducting device is arranged in or between the first layer and the second layer is conducted out of the intermediate space between the adjacent storage cells. |
| US11031633B2 |
Ship or power plant voltage supply system
A voltage supply system for supplying an electric consumer with an electric target voltage and an electric target energy, with a plurality of automotive traction battery modules. Each automotive traction battery module has an electric actual voltage and an electric actual energy. The automotive traction battery modules are interconnected dependent on the electric target voltage, the electric actual voltage, the electric target energy, and the electric actual energy in series connections and/or in a parallel connection to form at least one traction battery module group. |
| US11031629B2 |
Electrolyte of rechargeable lithium battery and rechargeable lithium battery including same
Aspects of embodiments of the present disclosure provide an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery including the same. The electrolyte includes a non-aqueous organic solvent, a lithium salt, and additive represented by Chemical Formula 1: In Chemical Formula 1, X1 is CH or a nitrogen atom (N), and Ra is a substituted or unsubstituted alkyl group. The additive may decompose under reducing voltages on the surface of the negative electrode to thereby form a polysulfonate-based passivation film to suppress or reduce gas generation and battery swelling. |
| US11031627B2 |
Additive for electrolyte of lithium battery, electrolyte for lithium battery including same, and lithium battery employing same electrolyte
Provided are an additive for an electrolyte for a lithium battery, an electrolyte for a lithium battery, the electrolyte including the additive, and a lithium battery using the electrolyte. The additive includes a compound represented by Formula 1: [P4O10]x.[B(OSiR1R2R3)3]y Formula 1 wherein R1, R2, R3, and the molar ratio of x to y (x/y) are as defined in the specification. By adding the compound to the electrolyte, the lifetime characteristics of the lithium battery at high temperature may be improved. |
| US11031624B2 |
Polysilsesquioxane polyalkylene glycol polymer having urethane bonds, solid polymer electrolyte composition comprising the same and method of preparing the same
Disclosed is a polyalkylene glycol (PAG) polymer having urethane bonds, represented by Structural Formula 1 below. The present invention further relates to a solid polymer electrolyte composition, composed of a polyalkylene glycol polymer having urethane bonds, and a lithium salt. The solid polymer electrolyte of the invention can exhibit superior compatibility, stability, flexibility, mechanical properties and ionic conductivity. |
| US11031622B2 |
Lithium-ion secondary battery
The present disclosure provides a lithium-ion secondary battery, which comprises a positive electrode plate, a negative electrode plate, a separator and an electrolyte. The lithium-ion secondary battery satisfies a relationship: 1.5≤(m×C)/(ρ×Cap)≤6.5. In the present disclosure, by comprehensively considering the rated capacity of the battery, the mass of the electrolyte and the intrinsic parameters of the electrolyte and reasonably quantifying the relationship thereof, the lithium-ion secondary battery can have good dynamics performance and longer cycle life at the same time. |
| US11031620B1 |
Osmotic energy conversion with MXene lamellar membrane-based system and method
An osmotic energy conversion system includes a housing having a first inlet and a second inlet, an MXene lamellar membrane located inside the housing and configured to divide the housing into a first chamber and a second chamber, and first and second electrodes placed in the first and second chambers, respectively, and configured to collect electrical energy generated by a salinity-gradient formed by first and second liquids across the MXene lamellar membrane. The first chamber is configured to receive the first liquid at the first inlet and the second chamber is configured to receive the second liquid at the second inlet. The first liquid has a salinity lower than the second liquid, and the MXene lamellar membrane includes plural nanosheets of MXene stacked on top of each other. |
| US11031617B2 |
Fuel cell system and injection control method
A fuel cell system installed in a mobile body comprises; a fuel cell; a gas supply flow path; an injection device provided on the gas supply flow path; a pressure regulating valve configured to be provided more on an upstream side than the injection device on the gas supply flow path, and to autonomously perform an opening/closing operation in accordance with a difference between pressure between the pressure regulating valve and the injection device on the gas supply flow path and pressure on an upstream side of the pressure regulating valve; and a control unit configured to control injection of the reaction gas by the injection device. The control unit calculates an injection interval of the injection device based on an upper limit operation count of the pressure regulating valve set in advance with respect to a predetermined traveling distance of the mobile body. |
| US11031614B2 |
Method of equalizing the pressure drop of fuel cell columns
A fuel cell system includes a plurality of fuel cell stacks or columns, each fuel cell stack or column containing a plurality of fuel cells, and at least one pressure drop tool located in a fuel path of at least one first fuel cell stack or column but not in a fuel path of at least one second fuel cell stack or column. |
| US11031613B2 |
Fuel cell power system for an unmanned surface vehicle
A power system for an unmanned surface vehicle is disclosed. In one embodiment, the power system includes a fuel cell, a fuel storage, and an air management system. The fuel cell includes a fuel cell stack. The fuel cell stack includes a fuel inlet, an air inlet, and an exhaust outlet. The fuel storage includes at least one fuel-storage module fluidly connected to the fuel inlet of the fuel cell stack. The fuel-storage module is a source of energy for the fuel cell. The air management system is fluidly connected to the air inlet and the exhaust outlet of the fuel cell. An air snorkel is part of the air management system and provides air to operate the fuel cell while the unmanned surface vehicle is deployed on a surface of a body of water. The air snorkel includes an intake and an exhaust. |
| US11031608B2 |
Connecting element for electrically contact-connecting separator plates of a fuel cell stack
A connecting element for making electrical contact with at least one separator plate of a fuel cell stack includes a housing and a contact element which is arranged in the housing and has a contact end for making contact with the separator plate and has a connection end for connection to a continuing line. A positive z-direction is defined from the contact end in the direction of the connection end. A cutout is provided in the housing, wherein the contact element is positioned in the cutout. The contact end is arranged on a first side of the cutout. The connection end is arranged on the second side of the cutout. The contact element has an interlocking element which bears in an interlocking manner against the housing on the first side of the cutout. |
| US11031602B2 |
Electric vehicle battery current communication device
An example electric vehicle battery current communication device includes a terminal landing and a transition from the terminal landing having an area that is both bent and tapered. The transition can bend toward an interior of a battery cell such that a portion of the transition is closer to the interior than each portion of the terminal landing. The terminal landing can attach to a bus bar. The terminal landing can also weld to a bus bar. The transition can extend from the terminal landing to a current collector extending into an interior of the battery cell. |
| US11031601B2 |
Battery and cell stack
A battery includes: a unit cell including an electrode layer, a counter electrode layer, and a solid electrolyte layer; an electrode current collector; an electrode current collector; a counter electrode current collector; and a seal disposed between the electrode current collector and the counter electrode current collector. The thickness of a first stack portion is larger than the thickness of a second stack portion. The first stack portion includes: a first sealing portion that is at least part of the seal; a part of the electrode current collector that overlaps the first sealing portion; and a part of the counter electrode current collector that overlaps the first sealing portion. The second stack portion includes: the unit cell; a part of the electrode current collector that overlaps the unit cell; and a part of the counter electrode current collector that overlaps the unit cell. |
| US11031599B2 |
Electrochemical cell having solid ionically conducting polymer material
The invention features an electrochemical cell having an anode and a cathode; wherein at least one of the anode and cathode includes a solid ionically conducting polymer material that can ionically conduct hydroxyl ions. |
| US11031596B2 |
Lithium complex oxide for lithium secondary battery positive active material and method of preparing the same
Disclosed is a lithium complex oxide and method of manufacturing the same, more particularly, a lithium complex oxide effective in improving the characteristics of capacity, resistance, and lifetime with reduced residual lithium and with different interplanar distances of crystalline structure between a primary particle locating in a internal part of secondary particle and a primary particle locating on the surface part of the secondary particle, and a method of preparing the same. |
| US11031590B2 |
Cathode active material for lithium secondary battery and lithium secondary battery including the same
A cathode active material for a lithium secondary battery includes a lithium-aluminum-titanium oxide formed on a surface of a lithium metal oxide particle having a specific formula. The cathode active material may have an improved structural stability even in a high temperature condition. |
| US11031579B2 |
Method of manufacturing an OLED device
The invention describes a method of manufacturing an OLED device (1) comprising an OLED (10) and an integrated negative overvoltage protection diode (11), which method comprises at least the steps of: depositing a first OLED electrode (100) and a separate second OLED electrode contact (101C) on a carrier (12), which second OLED electrode contact (101C) incorporates a first overvoltage protection diode electrode (110); depositing an organic material layer stack (14) to define an active region (14OLED) of the OLED (10) and an active region (14OPD) of the overvoltage protection diode (11); depositing a second OLED electrode (101) to extend over the active region (14OLED) of the OLED (10) and the second OLED electrode contact (101C); and depositing a second overvoltage protection diode electrode (111) to extend over the active region (14OPD) of the overvoltage protection diode (11) and the first OLED electrode (100). |
| US11031578B2 |
Display substrate and manufacturing method thereof
The present disclosure discloses a display substrate and a manufacturing thereof. The display substrate comprises a base substrate, a pixel defining layer formed on the base substrate, wherein the pixel defining layer is provided with an opening region comprising a bottom wall and at least one sidewall, wherein in the opening region, an edge of the bottom wall is provided with at least one hydrophilic inducing column, wherein at least one of the hydrophilic inducing column has a hydrophilic surface. |
| US11031576B2 |
OLED display panel and display
The present disclosure relates to the field of display technology and discloses an OLED display panel and a display. The OLED display panel includes a base substrate, an OLED unit disposed on the base substrate, an organic layer disposed on the base substrate and covering the OLED unit, and a package cover disposed on a side of the organic layer away from the base substrate and is cell aligned with the base substrate, wherein the organic layer includes an organic material and a metal nitride capable of reacting with moisture to release ammonia gas. In the above OLED display panel, the organic layer is used to absorb the moisture contained in the gas entering the OLED display panel, delays the aging rate of the OLED unit, and prolongs the life of the OLED unit. |
| US11031575B2 |
Display device
A display device includes a substrate including a display area and a peripheral area, a first insulating layer on the substrate, a first dam in the peripheral area and separated from the first insulating layer, an electrode power supply line on the substrate between the first insulating layer and the first dam, a protection conductive layer on the first insulating layer, extending over the electrode power supply line, electrically connected to the electrode power supply line, and including an uneven structure on an upper surface thereof, a pixel electrode on the first insulating layer, an opposite electrode on the pixel electrode, and contacting the protection conductive layer by extending to the peripheral area, and an encapsulation layer on the opposite electrode, and having a lower surface that contacts the upper surface of the protection conductive layer in a region where the protection conductive layer overlaps the electrode power supply line. |
| US11031572B2 |
Display device
Disclosed is a display device. In the disclosed display device, an emission-side electrode is constituted by a transmissive electrode structure having different configurations for an emission part and a transmission part such that a uniform potential is maintained at the entirety of the transmissive electrode structure, and the transmissive electrode structure enables the emission part to emit light at high brightness while enabling the transmission part to perform transparent display at high transmissivity. |
| US11031570B2 |
Organic EL element, method of manufacturing organic EL element, organic EL panel, organic EL display device and electronic apparatus
An organic electroluminescence element includes an anode, an organic light emitting layer disposed on an upper side of the anode, a functional layer which is disposed over the organic light emitting layer, in which a rare earth metal and other material are present mixedly, and in which part of the rare earth metal is oxidized, and a cathode disposed on an upper side of the functional layer. A method of manufacturing an organic electroluminescence element includes forming an anode, forming an organic light emitting layer on an upper side of the anode, forming over the organic light emitting layer a functional layer in which a rare earth metal and other material are present mixedly and part of the rare earth metal is oxidized, and forming a cathode on an upper side of the functional layer. |
| US11031569B2 |
Excited state management
Arrangements and techniques for providing organic emissive layers are provided, in which the emissive layer includes a first dopant having a dissociative energy level. A second dopant in the emissive layer provides a solid state sink energy level, to which doubly excited excitons and/or polarons may transition instead of to the dissociative energy level, thereby decreasing the undesirable effects of transitions to the dissociative energy level. |
| US11031565B2 |
Display device and method of manufacturing the same
A display device and a method of manufacturing a display device are provided. A manufacturing method of a display device includes: forming a display module including a first area defined therein, the display module including a display panel including a lower surface and an upper surface opposite the lower surface, a first film under the lower surface of the display panel, a second film on the upper surface of the display panel, and an adhesive layer between the lower surface of the display panel and the first film; and irradiating a laser beam in an upper direction extending from the lower surface of the display panel to the upper surface of the display panel to cut the first film and the adhesive layer along an edge of the first area, the laser beam provided to the display panel having a laser power equal to or less than about 1 W. |
| US11031560B2 |
Compound and organic electronic element comprising same
The present application relates to a compound and an organic electronic device comprising the same. |
| US11031559B2 |
Phenoxasiline based compounds for electronic application
Organic electronics applications, especially an organic light-emitting diode (OLED), an organic solar cell (organic photovoltaics) or a switching element such as an organic transistor, for example an organic FET (Field Effect Transistor) and an organic TFT (Thin Film Transistor), comprising at least one substituted phenoxasiline derivative, a organic semiconductor layer, a host material, electron/hole/exciton blocking material or electron/hole injection material comprising at least one substituted phenoxasiline derivative, the use of a substituted phenoxasiline derivative in organic electronics applications, an organic light-emitting diode, wherein at least one substituted phenoxasiline derivative is present in the electron/hole/exciton blocking layer, the electron/hole injection layer and/or the light-emitting layer, a light-emitting layer, an electron/hole/exciton blocking layer and an electron/hole injection layer comprising at least one substituted phenoxasiline derivative and a device selected from the group consisting of stationary visual display units, mobile visual display units; illumination units; keyboards; garments; furniture and wallpaper comprising at least one organic light-emitting diode, at least one light-emitting layer, at least one electron/hole/exciton blocking layer and/or at least one electron/hole injection layer according to the present invention. |
| US11031557B2 |
Conjugated polymers based on terthiophene and their applications
Disclosed are conjugated polymers based on terthiophene. Such polymers exhibit good solubility and great solution processibility, and that enable highly efficient OPVs. |
| US11031555B2 |
Power handling improvements for phase-change material (PCM) radio frequency (RF) switch circuits
A radio frequency (RF) switching circuit includes stacked phase-change material (PCM) RF switches. Each of the PCM RF switches includes a PCM, a heating element transverse to the PCM, and first and second heating element contacts. The first heating element contact is coupled to an RF ground, and the second heating element contact may also be coupled to an RF ground. Each of the PCM RF switches can also include first and second PCM contacts. A compensation capacitor can be coupled across the first and second PCM contacts in at least one of the PCM RF switches. |
| US11031554B2 |
Method for manufacturing a pass-through device
The present invention relates to a method for producing a via through a base layer of a microelectronic device, the method including formation of a hole leading to at least one first face of the base layer and filling the hole by at least one first filling material. The method also includes at least partially removing the at least one first filling material over a depth from the first face of the base layer, the depth being strictly less than a thickness dimension of the hole, so as to produce a hollow portion. Further, method includes a second step of at least partially filling the hollow portion by at least one second filling material. |
| US11031553B2 |
Method, system, and device for phase change memory switch wall cell with approximately horizontal electrode contact cross references
Embodiments disclosed herein may include depositing a storage component material over and/or in a trench in a dielectric material, including depositing the storage component material on approximately vertical walls of the trench and a bottom of the trench. Embodiments may also include etching the storage component material so that at least a portion of the storage component material remains on the approximately vertical walls and the bottom of the trench, wherein the trench is contacting an electrode and a selector such that storage component material on the bottom of the trench contacts the electrode. |
| US11031551B2 |
Light-activated switching resistor, an optical sensor incorporating a light-activated switching resistor, and methods of using such devices
A switching resistor comprises a dielectric layer disposed between a first electrode layer and a second electrode layer, the switching resistor having a high resistance state and a low resistance state. The switching resistor is responsive to a voltage bias, applied between the first electrode layer and the second electrode layer, wherein the voltage bias exceeds a threshold to switch from the high resistance state to the low resistance state. The switching resistor is sensitive to photo-illumination to reduce said threshold. |
| US11031549B2 |
Magnetoresistive random access memory (MRAM) device
A method of manufacturing an MRAM device, the method including forming a first magnetic layer on a substrate; forming a first tunnel barrier layer on the first magnetic layer such that the first tunnel barrier layer includes a first metal oxide, the first metal oxide being formed by oxidizing a first metal layer at a first temperature; forming a second tunnel barrier layer on the first tunnel barrier layer such that the second tunnel barrier layer includes a second metal oxide, the second metal oxide being formed by oxidizing a second metal layer at a second temperature that is greater than the first temperature; and forming a second magnetic layer on the second tunnel barrier layer. |
| US11031548B2 |
Reduce intermixing on MTJ sidewall by oxidation
A method for fabricating a magnetic tunneling junction (MTJ) structure is described. A MTJ film stack is deposited on a bottom electrode on a substrate. The MTJ film stack is first ion beam etched (IBE) using a first angle and a first energy to form a MTJ device wherein conductive re-deposition forms on sidewalls of the MTJ device. Thereafter, the conductive re-deposition is oxidized. Thereafter, the MTJ device is second ion beam etched (IBE) at a second angle and a second energy to remove oxidized re-deposition. |
| US11031545B2 |
High stability free layer for perpendicular spin torque transfer memory
Systems, apparatus, and methods for magnetoresitive memory are described. An apparatus for magnetoresitive memory includes a fixed layer, a free layer, and a tunneling barrier between the fixed layer and the free layer. The free layer is a new alloy consisting of a composition of Cobalt (Co), Iron (Fe), and Boron (B) intermixed with a non-magnetic metal according to a ratio. A thin insert layer of CoFeB may optionally be added between the alloy and the tunneling barrier. |
| US11031544B2 |
Memory device with superparamagnetic layer
In some embodiments, the present application provides a memory device. The memory device includes a ferromagnetic free layer; a non-magnetic barrier layer overlying the ferromagnetic free layer; and a superparamagnetic free layer overlying the non-magnetic barrier layer. |
| US11031543B2 |
Via landing enhancement for memory device
A memory cell with dual sidewall spacers and its manufacturing methods are provided. In some embodiments, a multi-layer stack is formed and patterned to form a hard mask, a top electrode and a resistance switching dielectric. Then, a first dielectric spacer layer is formed over the bottom electrode layer, extending alongside the resistance switching dielectric, the top electrode, and the hard mask, and further extending over the hard mask. Then, a second dielectric spacer layer is formed directly on and conformally lining the first dielectric spacer layer. The first dielectric spacer layer is deposited at a first temperature and the second dielectric spacer layer is deposited at a second temperature higher than that of the first temperature. |
| US11031540B2 |
Substituted aluminum nitride for improved acoustic wave filters
A piezoelectric material comprises AlN doped with cations of one or more elements selected from the group consisting of: one of Sb, Ta, Nb, or Ge; Cr in combination with one or more of B, Sc, Y, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, or Yb; one of Nb and Ta in combination with one of Li, Mg, Ca, Ni, Co, and Zn; Ca in combination with one of Si, Ge, Ti, Zr, and Hf; Mg in combination with one of Si, Ge, and Ti; and one or more of Co, Sb, Ta, Nb, Si, or Ge in combination with one or more of Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, or Yb. The cations at least partially substitute for Al in the crystal structure of the piezoelectric material. |
| US11031535B2 |
Thermoelectric power generation system
A thermoelectric power generation system including a plurality of thermoelectric power generation devices. Each of the thermoelectric power generation devices includes: a heating unit having a heat medium passage in which a heat medium flows; a cooling unit having a cooling liquid passage in which a cooling liquid flows; a thermoelectric element having the heating unit and the cooling unit so as to generate power by utilizing a temperature difference between a condensation temperature of the heat medium and a temperature of the cooling liquid; and a heat transfer pipe communicated with the heat medium passage to form a circulation path in which the heat medium circulates. The heat transfer pipes of the respective thermoelectric power generation devices are arranged in a single flow path in which a high temperature fluid flows. The heat medium passages of the thermoelectric power generation devices are structured to communicate with each other. |
| US11031528B2 |
Display apparatus and manufacturing method thereof
A display apparatus is provided. The display apparatus includes a substrate, a transistor, a metal layer, and a light-emitting diode. The transistor is disposed on the substrate. The metal layer is disposed on the transistor and electrically connected to the transistor, wherein a first distance is between the upper surface of the metal layer and the substrate in a direction perpendicular to the substrate. The light-emitting diode is disposed on the metal layer, wherein the light-emitting diode includes a light-emitting diode body and an electrode, the light-emitting diode body is electrically connected to the metal layer via the electrode, the light-emitting diode body has a first surface and a second surface opposite to the first surface, the first surface and the second surface are parallel to the substrate, and in the direction above, a second distance is between the first surface and the second surface, wherein the ratio of the second distance to the first distance is greater than or equal to 0.25 and less than or equal to 6. |
| US11031526B2 |
Seminconductor chip having internal terrace-like steps and method for producing a semiconductor chip
A semiconductor chip may include a semiconductor body, a current spreading layer, and a contact structure. The semiconductor body may include a first semiconductor layer, a second semiconductor layer, and an intervening active layer, and a current spreading layer arranged in a vertical direction between the contact structure and the semiconductor body. The semiconductor boy has a plurality of internal step configured in a terrace-like manner where the contact structure may include a plurality of conductor tracks arranged with regard to the lateral orientations of the internal step in such a way that current spreading along the internal steps is promoted vis-à-vis current spreading transversely with respect to the internal steps. A method for producing the semiconductor chip is also included. |
| US11031524B2 |
Optoelectronic component having a layer with lateral offset inclined side surfaces
An optoelectronic component and a method for producing an optoelectronic component are disclosed. In an embodiment the optoelectronic component includes a layer structure having an active zone for producing electromagnetic radiation, wherein the active zone is arranged in a first plane, wherein a recess is introduced into the surface of the layer structure, wherein the recess adjoins an end surface of the component, wherein the end surface is arranged in a second plane, wherein the second plane is arranged substantially perpendicularly to the first plane, wherein the recess has a bottom surface and a lateral surface wherein the lateral surface is arranged substantially perpendicularly to the end surface, wherein the lateral surface is arranged tilted at an angle not equal to 90° to the first plane of the active zone, and wherein the bottom surface is arranged in the region of the first plane of the active zone. |
| US11031523B2 |
Manufacturing method of micro LED display module
A manufacturing method of micro LED display module is provided. The micro LED display module comprises a driver chip block, a LED block, a circuit board and a color layer. The driver chip block has a plurality of pixel electrodes. The LED block is disposed on the driver chip block and has two semiconductor layers and a plurality of trenches. One of the two semiconductor layers is electrically connected to the pixel electrodes and the other is electrically connected to the light transmissive conductive layer. The trenches define a plurality of micro LED pixels arranged in an array. Each trench at least penetrates through the light emitting layer and one of the semiconductor layers. Each micro LED pixel corresponds to one of the pixel electrodes. The circuit board is electrically connected to the driver chip block, the color layer is disposed on the light transmissive conductive layer, and one of the semiconductor layers has a common electrode. |
| US11031520B2 |
Advanced hydrogen passivation that mitigates hydrogen-induced recombination (HIR) and surface passivation deterioration in PV devices
The present disclosure provides methodologies for manufacturing photovoltaic devices. In particular, the disclosure relates to the use of hydrogen during manufacturing of photovoltaic devices for passivating defects in the silicon and addressing light-induced degradation. The methodologies in the present disclosures take advantage of generation and manipulation of hydrogen in the neutral or charged state to optimise defect passivation. Some of the methodologies disclose use thermal treatments, illumination with sub-bandgap photons, electric fields or defects in the silicon to control the state of charge or hydrogen, move hydrogen to different locations in the device or retain hydrogen at specific locations. |
| US11031519B2 |
Light receiving unit
A light receiving unit having a first energy source made up of two sub sources. A first terminal contact is formed at the upper face of the first sub source and a second terminal contact is formed at the lower face of the second sub source. The sub source has at least one semiconductor diode that has an absorption edge adapted to a first wavelength of light and the second semiconductor diode has an absorption edge adapted to a second wavelength of light which is different from the first wavelength of light, such that the first sub source generates electric voltage upon being irradiated with the first wavelength of light and the second sub source generates electric voltage upon being irradiated with the second wavelength of light. |
| US11031514B2 |
Solar cell with selectively doped conductive oxide layer and method of making the same
A method of making a coated substrate having a transparent conductive oxide layer with a dopant selectively distributed in the layer includes selectively supplying an oxide precursor material and a dopant precursor material to each coating cell of a multi-cell chemical vapor deposition coater, wherein the amount of dopant material supplied is selected to vary the dopant content versus coating depth in the resultant coating. |
| US11031505B2 |
Transistor and its manufacturing process
A transistor carried by a substrate comprising an active layer, the transistor comprising: at least one source area and at least one drain area; at least one electrical contact area; at least one conduction channel; at least one gate; wherein the gate comprises: a longitudinal portion; a transverse portion extending on either side of a portion of the active layer and comprising: at least a first portion extending beyond a portion of a first side of the portion of the active layer on a first extension dimension I2; at least a second portion extending beyond a portion of a second side of the portion of the active layer on a second extension dimension I3; and in that: I2>I3 with I3≠0. |
| US11031504B2 |
Gate all around vacuum channel transistor
A vacuum channel transistor having a vertical gate-all-around (GAA) architecture provides high performance for high-frequency applications, and features a small footprint compared with existing planar devices. The GAA vacuum channel transistor features stacked, tapered source and drain regions that are formed by notching a doped silicon pillar using a lateral oxidation process. A temporary support structure is provided for the pillar during formation of the vacuum channel. Performance of the GAA vacuum channel transistor can be tuned by replacing air in the channel with other gases such as helium, neon, or argon. A threshold voltage of the GAA vacuum channel transistor can be adjusted by altering dopant concentrations of the silicon pillar from which the source and drain regions are formed. |
| US11031501B2 |
Isolation structure having different distances to adjacent FinFET devices
A first FinFET device includes first fin structures that extend in a first direction in a top view. A second FinFET device includes second fin structures that extend in the first direction in the top view. The first FinFET device and the second FinFET device are different types of FinFET devices. A plurality of gate structures extend in a second direction in the top view. The second direction is different from the first direction. Each of the gate structures partially wraps around the first fin structures and the second fin structures. A dielectric structure is disposed between the first FinFET device and the second FinFET device. The dielectric structure cuts each of the gate structures into a first segment for the first FinFET device and a second segment for the second FinFET device. The dielectric structure is located closer to the first FinFET device than to the second FinFET device. |
| US11031500B2 |
Gate resistance improvement and method thereof
The present disclosure describes structure and method of a fin field-effect transistor (finFET) device. The finFET device includes: a substrate, a fin over the substrate, and a gate structure over the fin. The gate structure includes a work-function metal (WFM) layer over an inner sidewall of the gate structure. A topmost surface of the WFM layer is lower than a top surface of the gate structure. The gate structure also includes a filler gate metal layer over the topmost surface of the WFM layer. A top surface of the filler gate metal layer is substantially co-planar with the top surface of the gate structure. The gate structure further includes a self-assembled monolayer (SAM) between the filler gate metal layer and the WFM layer. |
| US11031498B2 |
Semiconductor structure with improved source drain epitaxy
A semiconductor structure includes a substrate, first fins extending from the substrate with a first fin pitch, and second fins extending from the substrate with a second fin pitch that is smaller than the first fin pitch. The semiconductor structure also includes first gate structures engaging the first fins, second gate structures engaging the second fins, first epitaxial semiconductor features adjacent the first gate structures, and second epitaxial semiconductor features adjacent the second gate structures. The first epitaxial semiconductor features are partially embedded in the first fins at a first depth, and the second epitaxial semiconductor features are partially embedded in the second fins at a second depth that is smaller than the first depth. |
| US11031492B2 |
Semiconductor structure comprising III-N material
A semiconductor structure comprising III-N materials, includes: a support substrate; a main layer of III-N material, the main layer comprising a first section disposed on the support substrate and a second section disposed on the first section; an inter-layer of III-N material, disposed between the first section and the second section in order to compress the second section of the main layer, wherein the structure's inter-layer consists of a lower layer disposed on the first section and an upper layer disposed on the lower layer and formed by a superlattice. |
| US11031490B2 |
Fabrication of field effect transistors with ferroelectric materials
A method of forming a semiconductor device includes forming a sacrificial layer on sidewalls of gate spacers disposed over a semiconductor layer, forming a first hafnium-containing gate dielectric layer over the semiconductor layer in a first trench disposed between the gate spacers, removing the sacrificial layer to form a second trench between the gate spacers and the first hafnium-containing gate dielectric layer, forming a second hafnium-containing gate dielectric layer over the first hafnium-containing gate dielectric layer and on the sidewalls of the gate spacers, annealing the first and the second hafnium-containing gate dielectric layers while simultaneously applying an electric field, and subsequently forming a gate electrode over the annealed first and second hafnium-containing gate dielectric layers. |
| US11031487B2 |
Contact over active gate structures for advanced integrated circuit structure fabrication
Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, 10 nanometer node and smaller integrated circuit structure fabrication and the resulting structures. In an example, an integrated circuit structure includes first and second gate dielectric layers over a fin. First and second gate electrodes are over the first and second gate dielectric layers, respectively, the first and second gate electrodes both having an insulating cap having a top surface. First dielectric spacer are adjacent the first side of the first gate electrode. A trench contact structure is over a semiconductor source or drain region adjacent first and second dielectric spacers, the trench contact structure comprising an insulating cap on a conductive structure, the insulating cap of the trench contact structure having a top surface substantially co-planar with the insulating caps of the first and second gate electrodes. |
| US11031485B2 |
Transistor with airgap spacer
A semiconductor device includes a gate having a gate spacer formed on a semiconductor substrate and a source or drain (S/D) formed on the substrate a distance away from the gate. A S/D contact including a contact spacer is formed on an upper surface of the S/D. A dielectric layer is interposed between the gate spacer and the contact spacer; and an airgap is in the dielectric layer. |
| US11031477B2 |
Method for fabricating semiconductor structure
A first dummy gate and a second dummy gate are formed on a substrate with a gap between the first and second dummy gates. The first dummy gate has a first sidewall. The second dummy gate has a second sidewall directly facing the first sidewall. A first sidewall spacer is disposed on the first sidewall. A second sidewall spacer is disposed on the second sidewall. A contact etch stop layer is deposited on the first and second dummy gates and on the first and second sidewall spacers. The contact etch stop layer is subjected to a tilt-angle plasma etching process to trim a corner portion of the contact etch stop layer. An inter-layer dielectric layer is then deposited on the contact etch stop layer and into the gap. |
| US11031474B2 |
Semiconductor device
A semiconductor device is provided with: a substrate; a first region provided above the substrate; a second region provided away from the first region in a first direction; a third region provided between the first region and the second region, the third region facing an electrode portion; a fourth region provided between the first region and the third region; and a fifth region provided between the second region and the third region. The fourth and fifth regions include carbon (C). Carbon concentrations in the first and second regions are lower than carbon concentrations in the fourth and fifth regions. |
| US11031471B2 |
Semiconductor device
A semiconductor device is provided, including: a first conductivity-type drift region formed in the semiconductor substrate; a second conductivity-type base region formed between the upper surface of the semiconductor substrate and the drift region; a first conductivity-type accumulation region formed between the drift region and the base region and having a higher doping concentration than the drift region; and a dummy trench portion formed to penetrate the base region from the upper surface of the semiconductor substrate, wherein at least one of the accumulation region and the dummy trench portion has a suppressing structure that suppresses formation of a second conductivity-type inversion layer in a first conductivity-type region adjacent to the dummy trench portion. |
| US11031470B2 |
Semiconductor device and manufacturing method thereof
A semiconductor device includes a substrate, a channel structure and a metal gate structure. The channel structure protrudes above the substrate. The channel structure includes alternately stacked first portions and second portions having widths greater than widths of the first portions, and the first portions and the second portions are made of the same semiconductor material. The metal gate structure wraps around the channel structure. |
| US11031469B2 |
Semiconductor device, manufacturing method thereof, and electronic device including the same
A semiconductor device, a manufacturing method thereof, and an electronic device including the same are provided. According to an embodiment, the semiconductor device may include a substrate; a first source/drain region, a channel region and a second source/drain region stacked on the substrate in sequence and contiguous to each other, and a gate stack formed surrounding a periphery of the channel region; wherein spacers are respectively provided between the gate stack and the first source/drain region and between the gate stack and the second source/drain region in a form of surrounding the periphery of the channel region. |
| US11031467B2 |
Field effect transistor based on vertically integrated gate-all-round multiple nanowire channels
Disclosed is a field effect transistor based on vertically integrated gate-all-around multiple nanowire channels including forming vertically integrated multiple nanowire channels in which a plurality of nanowires is vertically integrated, forming an interlayer dielectric layer (ILD) on the vertically integrated multiple nanowire channels, forming a hole in the interlayer dielectric layer such that at least some of the vertically integrated multiple nanowire channels are exposed, and forming a gate dielectric layer on the interlayer dielectric layer to fill the hole, wherein the forming of the gate dielectric layer on the interlayer dielectric layer to fill the hole includes depositing the gate dielectric layer on the interlayer dielectric layer to surround at least some of the vertically integrated multiple nanowire channels that are exposed though the hole. Nanowires may include various shapes of current channels that have efficient structures for current path. The cross section of the nanowire can be one of a circle shape, squared shape, rectangular shape, round shape, triangular shape, rhombus shape, eclipse shape, and others. |
| US11031465B2 |
Semiconductor device incorporating epitaxial layer field stop zone
A semiconductor device includes a semiconductor body having a base region incorporating a field stop zone where the base region and the field stop zone are both formed using an epitaxial process. Furthermore, the epitaxial layer field stop zone is formed with an enhanced doping profile to realize improved soft-switching performance for the semiconductor device. In some embodiments, the enhanced doping profile formed in the field stop zone includes varying, non-constant doping levels. In some embodiments, the enhanced doping profile includes one of an extended graded doping profile, a multiple stepped flat doping profile, or a multiple spike doping profile. The epitaxial layer field stop zone of the present invention enables complex field stop zone doping profiles to be used to obtain the desired soft-switching characteristics in the semiconductor device. |
| US11031462B1 |
Semiconductor structure with improved guard ring structure
A semiconductor structure includes a semiconductor wafer having a topside and a backside. The wafer includes a first semiconductor well of a first conductive type, a second semiconductor well of a second conductive type different from the first conductive type, a plurality of first semiconductor doped regions of the first conductive type and a plurality of first through silicon vias (TSVs) filled with conductive material. The first semiconductor well is formed within the second semiconductor well and exposed to the topside. The semiconductor device and the first semiconductor doped regions are formed within the first semiconductor well, and the first semiconductor doped regions surround the semiconductor device. Each first TSV extends into a corresponding one of the first semiconductor doped regions from the backside through the first and second semiconductor wells and is connected to a DC voltage or a ground potential from the backside. |
| US11031456B2 |
Rolled-up electromagnetic component for on-chip applications and method of making a rolled-up electromagnetic component
A rolled-up electromagnetic component for on-chip applications comprises: a multilayer sheet in a rolled configuration comprising at least one turn about a longitudinal axis; a core defined by a first turn of the rolled configuration; and a soft magnetic material disposed within the core, where the multilayer sheet comprises a conductive pattern layer on a strain-relieved layer. A method of making a rolled-up electromagnetic component for on-chip applications includes forming a rolled-up device comprising: a multilayer sheet in a rolled configuration having at least one turn about a longitudinal axis, where the multilayer sheet comprises a conductive pattern layer on a strain-relieved layer; and a core defined by a first turn of the rolled configuration. The method further includes introducing a soft magnetic material into the core. |
| US11031451B2 |
Organic EL display device
An organic EL display device according to an embodiment of the present invention includes: a substrate, a plurality of pixels that are disposed on the substrate, a first inorganic insulating layer that covers the plurality of pixels, a conductive layer that is disposed on a side of the first inorganic insulating layer opposite to the plurality of pixels and covers the plurality of pixels, and a second inorganic insulating layer that is disposed on a side of the conductive layer opposite to the first inorganic insulating layer and covers the plurality of pixels. |
| US11031447B2 |
Flexible display
A flexible display is disclosed. The flexible display includes a flexible substrate and a thin film transistor array positioned on the flexible substrate and including a thin film transistor, an organic light emitting diode, inorganic layers, and organic layers. At least one of the inorganic layers is exposed to a side of the flexible substrate. At least one of the organic layers is positioned on the at least one inorganic layer and is exposed to the side of the flexible substrate. |
| US11031445B2 |
Array substrate and display device with backside camera
The present application provides an array substrate and a display device, including a thin film transistor layer, a planarization layer and a pixel definition layer prepared on a base substrate in turn. The base substrate disposes a camera area in a display area, and the camera area includes a first blinding hole and a wiring area. The first blind hole is used to expose a camera disposed on a back of the base substrate, and the wiring area disposes signal lines and second blind holes. The second blind holes are arranged to avoid the signal lines. |
| US11031444B2 |
Display panel comprising a container portion extends along a length of a row of subpixel regions having grooves connect to subpixel regions of a same color and a method thereof
The present application discloses a display panel including a base substrate and a pixel-defining layer on a surface on the base substrate to define multiple subpixel regions arranged in multiple rows with each subpixel region surrounded by part of the pixel-defining layer. The pixel-defining layer includes one or more grooves. Each groove includes a container portion partially surrounded by an edge portion. The container portion is at a first height above the surface and the edge portion is at a second height greater than the first height relative to the surface. The edge portion of each groove includes one or more gaps to allow the container portion to connect to one or more subpixel regions respectively in one or two rows at one or both sides of the groove. |
| US11031443B2 |
Organic light-emitting diode (OLED) display device including sensor disposed in groove of base substrate
An organic light-emitting diode (OLED) display device including a display panel and an image capturing assembly, wherein the display panel comprises a base substrate and a display layer. The image capturing assembly comprises a sensor, a signal module, and a lens. The sensor is disposed in a groove of the base substrate, and a height of the sensor is greater than a depth of the groove, and an upper end of the sensor and the signal module extend into the TFT layer. An image capturing signal transmission line electrically connected to the signal module is disposed in the TFT layer. The lens is disposed in an opening of the display layer corresponding above the sensor. |
| US11031441B2 |
Electro-optical device, manufacturing method of electro-optical device, and electronic apparatus
An electro-optical device includes a first substrate, a second substrate, and a color filter disposed in a layer between the first substrate and the second substrate. An adhesive is disposed in a layer between the color filter and the second substrate. A first overcoat layer is disposed in a layer between the adhesive and the color filter, and a second overcoat layer is disposed in the layer between the adhesive and the color filter and is disposed along the first overcoat layer. |
| US11031438B2 |
Pixel for an organic light-emitting diode microscreen
A pixel includes, successively a substrate; a reflector that is reflective in the visible spectrum; a spacing layer; a first, transparent electrode; a stack of organic light-emitting layers that is configured to emit a white light; a second, semitransparent electrode that is formed on the stack, the second electrode and the reflector forming an optical resonator; the spacing layer having first, second and third portions, the thicknesses of which are adjusted such that the optical resonator allows, respectively, the transmission of red, green and blue light; noteworthy in that the first and second portions of the spacing layer each include lateral edges that are covered with a material that is reflective in the visible spectrum. |
| US11031434B2 |
Self aligned grids in BSI image sensor
A method of fabricating self-aligned grids in a BSI image sensor is provided. The method includes depositing a first dielectric layer over a back surface of a substrate that has a plurality of photodiodes formed therein, forming a grid of trenches, and filling in the trenches with dielectric material to create a trench isolation grid. Here, a trench passes through the first dielectric layer and extends into the substrate. The method further includes etching back dielectric material in the trenches to a level that is below an upper surface of the first dielectric layer to form recesses overlaying the trench isolation grid, and filling in the recesses with metallic material to create a metallic grid that is aligned with the trench isolation grid. |
| US11031432B2 |
Vertical microbolometer contact systems and methods
Systems and methods are directed to vertical legs for an infrared detector. For example, an infrared imaging device may include a microbolometer array in which each microbolometer includes a bridge and a vertical leg structure that couples the bridge to a substrate such as a readout integrated circuit. The vertical leg structure may run along a path that is parallel to a plane defined by the bridge and may be oriented perpendicularly to the plane. The path may be disposed within, below, or above the plane defined by the bridge. |
| US11031429B2 |
Semiconductor device, solid-state image pickup element, image pickup device, and electronic apparatus
The present disclosure relates to a semiconductor device, a solid-state image pickup element, an image pickup device, and an electronic apparatus that are enabled to reduce restrictions on materials and restrictions on device configuration. A CSP imager and a mounting substrate are connected together with a connection portion other than a solder ball. With such a configuration, restrictions on materials and restrictions on device configuration are reduced, which has conventionally occurred because it is limited to a configuration in which solder balls are used for connection. The present disclosure can be applied to image pickup devices. |
| US11031427B2 |
Solid-state imaging device, manufacturing method thereof, and electronic apparatus
A solid-state imaging device includes a plurality of photoelectric conversion portions each provided to correspond to each of a plurality of pixels in a semiconductor substrate and receiving incident light through a light sensing surface, and a pixel separation portion that is embedded into a trench provided on a side portion of the photoelectric conversion portion and electrically separates the plurality of pixels in a side of an incident surface of the semiconductor substrate into which the incident light enters. The pixel separation portion is formed by an insulation material which absorbs the incident light entering the light sensing surface. |
| US11031423B2 |
Imaging element and camera system
An imaging element includes a plurality of photoelectric conversion sections. The photoelectric conversion sections are arrayed on a substrate to receive light incident through a dual-pass filter that has transmission bands for visible light and a predetermined range of near-infrared light. The photoelectric conversion sections include a visible light photoelectric conversion section and a near-infrared light photoelectric conversion section. The visible light photoelectric conversion section includes a red light photoelectric conversion section, a green light photoelectric conversion section, and a blue light photoelectric conversion section. |
| US11031422B2 |
Solid-state imaging element and imaging device
Provided is a solid-state imaging element that is a wafer-level chip size package, that includes an optical sensor chip, a protective layer that is stacked on a light receiving surface of the optical sensor chip, and a rewiring layer that is stacked on a surface opposite to the light receiving surface of the optical sensor chip, in which a connection terminal of the rewiring layer is a copper flat pad without a solder ball, an alloy layer of tin and copper is not formed on a front surface of the flat pad, and a thermal expansion coefficient of the protective layer is substantially balanced with a thermal expansion coefficient of the rewiring layer. |
| US11031420B2 |
Image pickup device and electronic apparatus
The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with a second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate. The signal output external terminal is electrically connected to the first through-via via a first rewiring line, the signal input external terminal is electrically connected to the second through-via via a second rewiring line, and a third rewiring line being electrically independent is arranged in a layer in which the first rewiring line and the second rewiring line are arranged. The present disclosure can be applied to, for example, the image pickup device, and the like. |
| US11031411B2 |
Vertical non-volatile memory device with high aspect ratio
A vertical non-volatile memory device includes a lower insulating layer on a substrate, a multilayer structure including gate electrodes and interlayer insulating layers alternately stacked on the lower insulating layer, a gate dielectric layer and a channel structure, and has an opening extending through the multilayer structure and exposing the lower insulating layer. The opening includes a first open portion extending through at least one layer of the multilayer structure at a first width, and a second open portion extending through the multilayer structure at a second width less than the first width. The gate dielectric layer lines the opening, and the channel structure is disposed on the gate dielectric layer and is electrically connected to the substrate. |
| US11031410B2 |
Nonvolatile memory device and method for fabricating the same
A nonvolatile memory device in which reliability is improved and a method for fabricating the same are provided. The nonvolatile memory device includes a mold structure which includes a first insulating pattern, a first gate electrode and a second insulating pattern sequentially stacked on a substrate, a semiconductor pattern which penetrates the mold structure, is connected to the substrate, and extends in a first direction, a first charge storage film extending in the first direction between the first insulating pattern and the second insulating pattern and between the first gate electrode and the semiconductor pattern, and a blocking insulation film between the first gate electrode and the first charge storage film, wherein a first length at which the first charge storage film extends in the first direction is longer than a second length at which the blocking insulation film extends in the first direction. |
| US11031397B2 |
Multi-gate device integration with separated Fin-like field effect transistor cells and gate-all-around transistor cells
Integrated circuit having an integration layout and the manufacturing method thereof are disclosed herein. An exemplary integrated circuit (IC) comprises a first cell including one or more first type gate-all-around (GAA) transistors located in a first region of the integrated circuit; a second cell including one or more second type GAA transistors located in the first region of the integrated circuit, wherein the second cell is disposed adjacently to the first cell, wherein the first type GAA transistors are one of nanosheet transistors or nanowire transistors and the second type GAA transistors are the other one of nanosheet transistors or nanowire transistors; and a third cell including one or more fin-like field effect transistors (FinFETs) located in a second region of the integrated circuit, wherein the second region is disposed a distance from the first region of the integrated circuit. |
| US11031390B2 |
Bidirectional switch having back to back field effect transistors
A bi-directional semiconductor switching device is formed by forming first and second vertical field effect transistors (FETs) formed in tandem from a semiconductor substrate. A source for the first FET is on a first side of the substrate and a source for the second FET is on a second side of the substrate opposite the first side. Gates for both the first and second. FETs are disposed in tandem in a common set of trenches formed a drift region of the semiconductor substrate that is sandwiched between the sources for the first and second FETs. The drift layer acts as a common drain for both the first FET and second FET. |
| US11031389B2 |
Semiconductor structures over active region and methods of forming the structures
The present disclosure generally relates to semiconductor devices and processing. The present disclosure also relates to semiconductor structures disposed over active regions, more particularly, via contact structures disposed over such active regions and to methods of forming such semiconductor structures. |
| US11031388B2 |
Semiconductor structure and driving chip
A semiconductor structure can include: a semiconductor substrate having a first region, a second region, and an isolation region disposed between the first and second regions; an isolation structure located in the isolation region, where the isolation structure comprises a first isolation ring having a first doping type, and a second isolation ring having a second doping type, where the first isolation ring is configured to absorb first carriers flowing from the first region to the second region, and where the second isolation ring is configured to absorb second carriers flowing from the second region to the first region; and a lateral blocking component in the isolation structure, where the lateral blocking component is configured to block a lateral flow of the first and second carriers, in order to increase a flow path of the first and second carriers in the semiconductor substrate. |
| US11031387B2 |
PN diodes and connected group III-N devices and their methods of fabrication
A semiconductor structure including a group III-N semiconductor material is disposed on a silicon substrate. A group III-N transistor structure is disposed on the group III-N semiconductor material. A well is disposed in the silicon substrate. The well has a first conductivity type. A doped region is disposed in the well. The doped region has a second conductivity type that is opposite to the first conductivity type. A first electrode is connected to the well of the second conductivity type and a second electrode is connected to the doped region having a first conductivity type. The well and the doped region form a PN diode. The well or the doped region is connected to the raised drain structure of the group III-N transistor. |
| US11031383B2 |
Semiconductor device
A memory device is disclosed that includes memory cell, e strap cell, conductive segment, and logic cell. The strap cell is arranged abutting the memory cell. The strap cell includes an active region, a first gate, and a second gate. The first gate is arranged across the active region. The second gate is arranged across the active region and disposed at the end of active region. The conductive segment is disposed over the first gate and the second gate. The strap cell is disposed between the memory cell and the logic cell, and the logic cell includes a third gate. The conductive segment is spaced apart from the third gate, and the length of the conductive segment is smaller than five times of a gate pitch between the first gate and the second gate. |
| US11031379B2 |
Stray inductance reduction in packaged semiconductor devices
In a general aspect, a semiconductor device can include a substrate and a positive power supply terminal electrically coupled with the substrate, the positive power supply terminal being arranged in a first plane. The device can also include a first negative power supply terminal, laterally disposed from the positive power supply terminal and arranged in the first plane. The device can further include a second negative power supply terminal, laterally disposed from the positive power supply terminal and arranged in the first plane. The positive power supply terminal can be disposed between the first and second negative power supply terminals. The device can also include a conductive clip electrically coupling the first negative power supply terminal with the second negative power supply terminal via a conductive bridge. A portion of the conductive bridge can be arranged in a second plane that is parallel to, and non-coplanar with the first plane. |
| US11031378B2 |
Semiconductor device including high speed heterogeneous integrated controller and cache
A semiconductor device is disclosed including a controller die and a memory module. The controller die may be a heterogeneous integrated controller die having ASIC logic circuits, memory array logic circuits and a cache structure. In examples, the memory module may have continuously formed through silicon vias in a face-up or face-down configuration. |
| US11031376B2 |
Chip package and method of forming the same
A chip package including a first semiconductor die, conductive pillars, a dielectric structure, a second semiconductor die and insulating encapsulant is provided. The first semiconductor die includes a top surface having a first region and a second region. The conductive pillars are disposed over the second region of the first semiconductor die. The dielectric structure includes a first support portion disposed on the first region of the semiconductor die, and a second support portion physically separated from the first semiconductor die. The second semiconductor die is stacked over the first support portion and the second support portion, and is electrically connected to the first semiconductor die through the conductive pillars. The insulating encapsulant encapsulates the first semiconductor die, the second semiconductor die, the dielectric structure and the conductive pillars. |
| US11031370B2 |
Semiconductor device and manufacturing method thereof
A semiconductor device structure and a method for manufacturing a semiconductor device. As a non-limiting example, various aspects of this disclosure provide a method for manufacturing a semiconductor device that comprises ordering and performing processing steps in a manner that prevents warpage deformation from occurring to a wafer and/or die due to mismatching thermal coefficients. |
| US11031369B2 |
Apparatus for bond wave propagation control
An apparatus and method is provided for controlling a propagation of a bond wave during semiconductor processing. The apparatus has a first chuck to selectively retain a first workpiece. A second chuck selectively retains a second workpiece. The first and second chucks selectively secure at least a periphery of the respective first workpiece and second workpiece. An air vacuum is circumferentially located in a region between the first chuck and second chuck. The air vacuum is configured to induce a vacuum between the first workpiece and second workpiece to selectively bring the first workpiece and second workpiece together from a propagation point. The air vacuum can be localized air vacuum guns, a vacuum disk, or an air curtain positioned about the periphery of the region between the first chuck and second chuck. The air curtain induces a lower pressure within the region between the first and second chucks. |
| US11031368B2 |
Bonding apparatus
A bonding apparatus includes a movable light guide, a first capture, a second capture, a detector, an aligner, and a mover. When the movable light guide is positioned between a chip and a board, an image of the chip is made incident from a first incident port and emitted from a first emission port, and an image of a bonding position of the board is made incident from a second incident port and emitted from a second emission port. The first capture images the image of the chip emitted from the first emission port. The second capture images the bonding position emitted from the second emission port. The detector detects a relative positional deviation of the chip and the bonding position. The aligner relatively moves a bonding tool and a stage. The mover advances and retreats the movable light guide. |
| US11031355B2 |
Semiconductor device
A semiconductor device includes an insulating substrate having a main surface, a semiconductor element, a case member, and a sealing resin as a sealing material. The case member includes a recess that is continuous with a connection portion of the case member connected to the insulating substrate, and that faces the internal region. The recess includes a facing surface as an inner wall portion facing the main surface of the insulating substrate. A distance from the main surface of the insulating substrate to the facing surface as the inner wall portion is greater than a distance from the main surface to an upper surface of the semiconductor element. |
| US11031352B2 |
Routing design of dummy metal cap and redistribution line
A package includes a first dielectric layer, a device die over and attached to the first dielectric layer, an active through-via and a dummy through-via, and an encapsulating material encapsulating the device die, the active through-via, and the dummy through-via. The package further includes a second dielectric layer over and contacting the device die, the active through-via, and the dummy through-via. An active metal cap is over and contacting the second dielectric layer and electrically coupling to the active through-via. The active metal cap overlaps the active through-via. A dummy metal cap is over and contacting the second dielectric layer. The dummy metal cap overlaps the dummy through-via. The dummy metal cap is separated into a first portion and a second portion by a gap. A redistribution line passes through the gap between the first portion and the second portion of the dummy metal cap. |
| US11031350B2 |
Leadframe with pad anchoring members and method of forming the same
A leadframe having extensions around an outer edge of a die pad are disclosed. More specifically, leadframes are created with a flange formed at the outer edge of the die pad and extending away from the die pad. The flange is bent, such that it is positioned at an angle with respect to the die pad. Leadframes are also created with anchoring posts formed adjacent the outer edge of the die pad and extending away from the die pad. The anchoring posts have a central thickness that is less than a thickness of first and second portions opposite the central portion. When the leadframe is incorporated into a package, molding compound completely surrounds each flange or anchoring post, which increases the bond strength between the leadframe and the molding compound due to increased contact area. The net result is a reduced possibility of delamination at edges of the die pad. |
| US11031349B1 |
Method of forming a semiconductor device and current sensing circuit therefor
In one embodiment, a method of forming a semiconductor device may include forming a sensing circuit to apply a voltage to a doped region wherein the voltage expands depletion region toward a second depletion region but substantially does not intersect the second depletion region. An embodiment may include configuring the sensing circuit to detect electrons within the doped region and to responsively assert a detection signal representing detection of the electrons wherein the sensing circuit detects the electrons while applying the voltage to the second doped region. |
| US11031348B2 |
Semiconductor structure
The present disclosure provides a semiconductor structure, including a substrate having a front surface and a back surface, at least one semiconductor device, a first TSV disposed in the substrate, an insulating layer surrounding the first TSV, a shielding layer surrounding the insulating layer, and a second TSV adjacent to the first TSV. The semiconductor device is disposed in a device region of the substrate. The first TSV is exposed by the front surface and the back surface of the substrate. The insulating layer includes an electrically insulating material. The shielding layer includes an electrically conductive material coupled to ground through a ground layer. The second TSV is exposed by the front surface and the back surface of the substrate. |
| US11031342B2 |
Semiconductor package and method
In an embodiment, a device includes: an integrated circuit die; a through via adjacent the integrated circuit die; a molding compound encapsulating the integrated circuit die and the through via; and a redistribution structure including: a first conductive via extending through a first dielectric layer, the first conductive via electrically connected to the integrated circuit die, the first dielectric layer being over the integrated circuit die, the through via, and the molding compound; and a first conductive line over the first dielectric layer and the first conductive via, the first conductive via extending into the first conductive line. |
| US11031339B2 |
Metal interconnects
Interconnect structures and processes of fabricating the interconnect structures generally includes a recessed metal conductor and a discontinuous capping layer thereon. The discontinuous “capped” metal interconnect structure provides improved performance and reliability for the semiconductor industry. |
| US11031336B2 |
Semiconductor memory device having contact element of rectangular shape
An SRAM device and method of forming include pass gate (PG), pull-down (PD), and pull-up (PU) transistors. A first gate line of the PG and a second gate line of the PD and the PU extend in a first direction. A common source/drain of the PG, PD, and PU transistors interposes the first and second gate lines and another source/drain of the PG transistor. A first contact extends from the common source/drain and a second contact extends from the another source/drain. A third contact is disposed above the second contact with a first width in the first direction and a first length in a second direction, first length being greater than the first width. |
| US11031331B2 |
Phase-change material (PCM) radio frequency (RF) switches with trench metal plugs for RF terminals
A radio frequency (RF) switch includes a phase-change material (PCM), a heating element underlying an active segment of the PCM and extending outward and transverse to the PCM, and RF terminals having lower metal portions and upper metal portions. At least one of the lower metal portions can be ohmically separated from and capacitively coupled to passive segments of the PCM, while the upper metal portions are ohmically connected to the lower metal portions. Alternatively, the lower metal portions can be ohmically connected to passive segments of the PCM, while a capacitor is formed in part by at least one of the upper metal portions. Alternatively, at least one of the RF terminals can have a trench metal liner separated from a trench metal plug by a dielectric liner. The trench metal liner can be ohmically connected to passive segments of the PCM, while the trench metal plug is ohmically separated from, but capacitively coupled to, the trench metal liner. |
| US11031329B2 |
Method of fabricating packaging substrate
A method of fabricating a packaging substrate is provided, which includes: forming on a carrier a conductor layer having a plurality of openings; forming a plurality of conductive bumps on the conductor layer, wherein each of the conductive bumps has a post body disposed in a corresponding one of the openings and a conductive pad disposed on the conductor layer, the post body being integrally formed with the conductive pad and less in width than the conductive pad; forming a plurality of conductive posts on the conductive pads; forming on the carrier a first insulating layer that encapsulates the conductive bumps and the conductive posts; removing the carrier; and removing the entire conductor layer to expose the post bodies from a first surface of the first insulating layer. As such, a semiconductor chip can be bonded to the packaging substrate through the conductive bumps. |
| US11031324B2 |
Semiconductor device
A semiconductor device includes a substrate, a plurality of solders, and a semiconductor chip. The plurality of solders are located adjacent to each other. At least one of composition and concentration of the plurality of solders is different from each other. The semiconductor chip includes a joining surface to be joined to the substrate with the plurality of solders. The joining surface of the semiconductor chip includes a plurality of joining areas in which heat generation of the semiconductor chip or a stress on an object to be joined is different from each other. The plurality of solders are disposed to correspond to the plurality of joining areas, respectively. |
| US11031317B2 |
Direct bonded metal substrates with encapsulated phase change materials and electronic assemblies incorporating the same
Direct-bonded metal substrates of electronic assemblies are disclosed. For example, the direct-bonded metal substrate includes a ceramic substrate and a first conductive layer. The first conductive layer is bonded to a first surface of the ceramic substrate, and the first conductive layer includes a first core and a first encapsulating layer that encapsulates the first core. The first core includes a phase change material having a first melting temperature, the first encapsulating layer includes an encapsulating material having a second melting temperature, and the second temperature is greater than the first melting temperature. |
| US11031313B2 |
Semiconductor device
A semiconductor device includes: a semiconductor module including a module main body having first and second main surfaces which are opposite to each other, and a terminal protruding from a side surface of the module main body and bent toward the first main surface; a mounting board placed on the first main surface side and connected to the terminal; a heat radiation fin placed on the second main surface side; and a screw fitting a fitting portion of the module main body from the first main surface side to the heat radiation fin, wherein the mounting board is provided with an opening at a portion facing the fitting portion, and a type of a product is printed on the first main surface and exposed from the opening of the mounting board. |
| US11031308B2 |
Connectivity detection for wafer-to-wafer alignment and bonding
A first workpiece includes first active pads, a first test pad, and a second test pad on a primary surface of the first workpiece, the first test pad electrically connected to the second test pad. A second workpiece includes second active pads, a third test pad, and a fourth test pad on a primary surface of the second workpiece. The first and second workpieces are bonded along an interface between the primary surface of the first workpiece and the primary surface of the second workpiece to bond the first active pads with the second active pads, bond the first test pad with the third test pad, and bond the second test pad with the fourth test pad. Connectivity detection circuits test electrical connectivity between the third test pad and the fourth test pad. |
| US11031307B2 |
Semiconductor package, buffer wafer for semiconductor package, and method of manufacturing semiconductor package
A semiconductor package includes a buffer wafer including: a first surface; and a second surface opposite to the first surface, a stacked structure including a plurality of chips being stacked on the first surface of the buffer wafer; a first detection line formed around a periphery of the stacked structure on the first surface of the buffer wafer; and a mold layer covering the stacked structure, the first detection line and the first surface of the buffer wafer. |
| US11031306B2 |
Quality control method of position measurement light source, semiconductor manufacturing apparatus, and method for manufacturing semiconductor device
According to one embodiment, a quality control method of a position measurement light source includes irradiating light of the position measurement light source on a plurality of marks having different heights and measuring a relationship between the height of the mark and an intensity of light reflected by the mark. The quality control method includes identifying a wavelength of the position measurement light source by comparing measurement data acquired by the measuring to reference data of a relationship between the height of the mark and an intensity of reflected light for each of a plurality of wavelengths. |
| US11031305B2 |
Laterally adjacent and diverse group III-N transistors
Techniques are disclosed for fabricating co-planar p-channel and n-channel gallium nitride (GaN)-based transistors on silicon (Si). In accordance with some embodiments, a Si substrate may be patterned with recessed trenches located under corresponding openings formed in a dielectric layer over the substrate. Within each recessed trench, a stack including a buffer layer, a GaN or indium gallium nitride (InGaN) layer, and a polarization layer may be selectively formed, in accordance with some embodiments. The p-channel stack further may include another GaN or InGaN layer over its polarization layer, with source/drain (S/D) portions adjacent the m-plane or a-plane sidewalls of that GaN or InGaN layer. The n-channel may include S/D portions over its GaN or InGaN layer, within its polarization layer, in accordance with some embodiments. Gate stack placement can be customized to provide any desired combination of enhancement and depletion modes for the resultant neighboring p-channel and n-channel transistor devices. |
| US11031297B2 |
Multiple gate length vertical field-effect-transistors
Various embodiments disclose a method for fabricating a semiconductor structure. In one embodiment, the method includes forming a masking layer over at least a first portion of a source contact layer formed on a substrate. At least a second portion of the source contact layer is recessed below the first portion of the source contact layer. The mask layer is removed and a first spacer layer, a replacement gate on the first spacer layer, a second spacer layer on the replacement gate, and an insulating layer on the second spacer layer are formed. First and second trenches are then formed. A first channel layer is epitaxially grown within the first trench. A second channel layer is epitaxially grown within the second trench. A length of the second channel layer is greater than a length of the first channel layer. |
| US11031293B2 |
Method for fabricating a semiconductor device
A method for fabricating a semiconductor device includes forming a fin extending along a first direction on a semiconductor substrate and forming a sacrificial gate electrode structure extending along a second direction substantially perpendicular to the first direction over the fin. The sacrificial gate electrode structure comprises a sacrificial gate dielectric layer and a sacrificial gate electrode layer disposed over the sacrificial gate dielectric layer. Opposing gate sidewall spacers are formed extending along the second direction, on opposing sides of the sacrificial gate electrode layer. The sacrificial gate electrode layer is removed to form a gate space. Fluorine is implanted into the gate sidewall spacers after removing the gate electrode layer by performing a first fluorine implantation. The sacrificial gate dielectric layer is removed and a high-k gate dielectric layer is formed in the gate space. Fluorine is implanted into the gate sidewall spacers and the fin after forming the high-k gate dielectric layer by performing a second fluorine implantation. |
| US11031289B2 |
Semiconductor package and methods of forming the same
A method of forming a semiconductor device includes forming a first dielectric layer over a front side of a wafer, the wafer having a plurality of dies at the front side of the wafer, the first dielectric layer having a first shrinkage ratio smaller than a first pre-determined threshold; curing the first dielectric layer at a first temperature, where after curing the first dielectric layer, a first distance between a highest point of an upper surface of the first dielectric layer and a lowest point of the upper surface of the first dielectric layer is smaller than a second pre-determined threshold; thinning the wafer from a backside of the wafer; and performing a dicing process to separate the plurality of dies into individual dies. |
| US11031279B2 |
Semiconductor device with reduced trench loading effect
The present disclosure relates to a semiconductor device and a manufacturing method, and more particularly to a semiconductor device having reduced trench loading effect. The present disclosure provides a novel multi-layer cap film incorporating one or more oxygen-based layers for reducing trench loading effects in semiconductor devices. The multi-layer cap film can be made of a metal hard mask layer and one or more oxygen-based layers. The metal hard mask layer can be formed of titanium nitride (TiN). The oxygen-based layer can be formed of tetraethyl orthosilicate (TEOS). |
| US11031278B2 |
Suction member
A suction member includes a base part (3) and a plurality of protrusions (2). The base part (3) includes a first surface (4). Each of the protrusions (2) includes a side surface (6) contiguous to the first surface (4) and a top surface (5) contiguous to the side surface (6). The side surface (6) has a plurality of projecting ridges (7) extending in a direction apart from the first surface (4). |
| US11031276B2 |
Wafer expanding method and wafer expanding apparatus
A wafer expanding method for expanding a wafer having a plurality of rectangular devices respectively formed in a plurality of separate regions defined by a plurality of division lines, thereby increasing spacing between any adjacent ones of the devices, each rectangular device having a pair of shorter sides and a pair of longer sides. The wafer expanding method includes a jig preparing step of preparing an annular jig having an elliptical opening, the elliptical opening having a shorter portion for restricting a width of the annular exposed portion in a first direction where the shorter sides of the devices extend to a first width and a longer portion for restricting the width of the annular exposed portion in a second direction where the longer sides of the devices extend to a second width larger than the first width. |
| US11031274B2 |
Semiconductor device packages and method for manufacturing the same
A semiconductor device package includes a carrier, a patterned passivation layer and a first patterned conductive layer. The patterned passivation layer is disposed on the carrier. The first patterned conductive layer is disposed on the carrier and surrounded by the patterned passivation layer. The first patterned conductive layer has a first portion and a second portion electrically disconnected from the first portion. The first portion has a first surface adjacent to the carrier and exposed by the patterned passivation layer. The second portion has a first surface adjacent to the carrier exposed by the patterned passivation layer. The first surface of the first portion is in direct contact with an insulation medium. |
| US11031273B2 |
Physical vapor deposition (PVD) electrostatic chuck with improved thermal coupling for temperature sensitive processes
Embodiments of an electrostatic chuck are provided herein. In some embodiments an electrostatic chuck includes an electrode, a dielectric body having a disk shape and covering the electrode, the dielectric body including a central region and a peripheral region, and the dielectric body including a lower surface having a central opening and an upper surface having a first opening in the central region and a plurality of second openings in the peripheral region, wherein the upper surface includes a plurality of protrusions and a diameter of each of the plurality of second openings is greater than 25.0 mils, and gas distribution channels that extend from the lower surface to the upper surface to define a plenum within the dielectric body. |
| US11031272B2 |
Micro device electrostatic chuck with diffusion blocking layer
An electrostatic chuck including a body, an electrode, a diffusion blocking layer, and a composite dielectric layer is provided. The electrode is present on the body. The diffusion blocking layer is present on the electrode. The composite dielectric layer is present on the diffusion blocking layer. The composite dielectric layer includes a polymer layer and a plurality of inorganic dielectric particles. The plurality of inorganic dielectric particles is distributed within the polymer layer, and a permittivity of the inorganic dielectric particles is greater than a permittivity of the polymer layer. |
| US11031266B2 |
Wafer handling equipment and method thereof
A method includes disposing a wafer carrier onto a load port; detecting, by a first sensor in the wafer carrier, an elevation of a slot in the wafer carrier; adjusting an elevation of a wafer transferring device according to the detected elevation of the slot; and moving, at the adjusted elevation of the wafer transferring device, a wafer to the slot by the wafer transferring device. |
| US11031263B2 |
Laser stripping mass-transfer device and method for microdevices based on winding process
A laser stripping mass-transfer device includes a microdevice laser stripping transfer module, an auxiliary conveyor module, a transition conveyor module, a transfer conveyor module, a substrate carrier module, a microdevice filling module, a curing module, an encapsulation module and a substrate transportation module. The microdevice laser stripping transfer module is configured to implement detection and stripping of the microdevices. The auxiliary conveyor module is configured to adhere the stripped microdevices. The transition conveyor module is configured to pick up and transfer the microdevices to the transfer conveyor module. The transfer conveyor module is configured to pick up and transfer the microdevices to the substrate carrier module. The substrate carrier module is configured to feed the microdevices into the microdevice filling module, the curing module, the encapsulation module, and the substrate transportation module for filling, curing, encapsulating, loading and unloading. |
| US11031257B2 |
Method for manufacturing power device cooler
To provide a method for manufacturing a power device cooler, which not only can accomplish cost reduction and preferable joining between the cooler and a heating element equipped with a power device but also can improve the productivity. After first and second cases and fins that constitute a cooler are brazed by means of a non-corrosive flux and a brazing filler material, the first and second cases and the fins being made of aluminum, flux residues that are attached at least to a heat receiving surface of the first and second cases that is to be joined to a heating element equipped with a power device, are removed by a wet blasting method in which a mixture of an abrasive formed of polygonal alumina particles having a median particle diameter of 4 to 250 μm and a liquid is projected onto the heat receiving surface by compressed air. |
| US11031254B2 |
Method for manufacturing a semiconductor device
After a die bonding step, a wire bonding step is performed to electrically connect the plurality of pad electrodes and the plurality of leads of the semiconductor chip via a plurality of copper wires. A plating layer is formed on a surface of the lead, and a copper wire is connected to the plating layer in the wire bonding step. The plating layer is a silver plating layer. After the die bonding step, an oxygen plasma treatment is performed on the lead frame and the semiconductor chip before the wire bonding step, and then the surface of the plating layer is reduced. |
| US11031248B2 |
Alternating hardmasks for tight-pitch line formation
A method for forming fins includes forming a three-color hardmask fin pattern on a fin base layer. The three-color hardmask fin pattern includes hardmask fins of three mutually selectively etchable compositions. Some of the fins of the first color are etched away with a selective etch that does not remove fins of a second color or a third color and that leaves at least one fin of the first color behind. The fins of the second color are etched away. Fins are etched into the fin base layer by anisotropically etching around remaining fins of the first color and fins of the third color. |
| US11031243B1 |
Nanowire with reduced defects
A nanowire structure includes a substrate, a patterned mask layer on the substrate, and a nanowire. The patterned mask layer is on the substrate and includes an opening through which the substrate is exposed. The nanowire is on the substrate in the opening of the patterned mask layer. The nanowire includes a buffer layer on the substrate, a defect filtering layer on the buffer layer, and an active layer on the defect filtering layer. The defect filtering layer is a strained layer. By providing the defect filtering layer between the buffer layer and the active layer of the nanowire, defects present in the buffer layer can be prevented from propagating into the active layer. Accordingly, defects in the active layer of the nanowire are reduced, thereby improving the performance of the nanowire structure. |
| US11031242B2 |
Methods for depositing a boron doped silicon germanium film
A method for depositing a boron doped silicon germanium (Si1-xGex) film is disclosed. The method may include: providing a substrate within a reaction chamber; heating the substrate to a deposition temperature; flowing a silicon precursor, a germanium precursor, and a halide gas into the reaction chamber through a first gas injector; flowing a boron dopant precursor into the reaction chamber through a second gas injector independent from the first gas injector; contacting the substrate with the silicon precursor, the germanium precursor, the halide gas and the boron dopant precursor; and depositing the boron doped silicon germanium (Si1-xGex) film over a surface of the substrate. |
| US11031235B2 |
Substrate processing apparatus
A substrate processing apparatus includes a driving magnet that is disposed correspondingly to a movable pin and that has a predetermined polar direction with respect to a radial direction of a rotary table, a pressing magnet that has a magnetic pole that gives an attractive magnetic force or a repulsive magnetic force between the driving magnet and the pressing magnet and that presses a support portion against a peripheral edge of a substrate by urging the support portion toward a contact position by means of the attractive magnetic force or the repulsive magnetic force, and a pressing-force changing unit that changes a magnitude of a pressing force against the peripheral edge of the substrate pressed by the support portion while keeping the magnitude higher than zero in response to rotation of the rotary table. |
| US11031234B2 |
Wafer processing method including applying a polyolefin sheet to a wafer
A wafer processing method includes a polyolefin sheet providing step of positioning a wafer in an inside opening of a ring frame and providing a polyolefin sheet on a back side of the wafer and on a back side of the ring frame, a uniting step of heating the polyolefin sheet as applying a pressure to the polyolefin sheet to thereby unite the wafer and the ring frame through the polyolefin sheet by thermocompression bonding, a dividing step of applying a laser beam to the wafer to form division grooves in the wafer, thereby dividing the wafer into individual device chips, and a pickup step of blowing air to each device chip through the polyolefin sheet to push up each device chip, thereby picking up each device chip from the polyolefin sheet after performing the dividing step. |
| US11031233B2 |
High lateral to vertical ratio etch process for device manufacturing
A layer stack over a substrate is etched using a photoresist pattern deposited on the layer stack as a first mask. The photoresist pattern is in-situ cured using plasma. At least a portion of the photoresist pattern can be modified by curing. In one embodiment, silicon by-products are formed on the photoresist pattern from the plasma. In another embodiment, a carbon from the plasma is embedded into the photoresist pattern. In yet another embodiment, the plasma produces an ultraviolet light to cure the photoresist pattern. The cured photoresist pattern is slimmed. The layer stack is etched using the slimmed photoresist pattern as a second mask. |
| US11031232B1 |
Injection of ions into an ion storage device
A method of injecting ions into an ion storage device, comprising: providing an RF trapping field in the ion storage device that defines a trapping volume in the ion storage device by applying one or more RF voltages to one or more trapping electrodes; providing a gas in the trapping volume; injecting ions into the trapping volume through an aperture in an end electrode located at a first end of the ion storage device, the end electrode having a DC voltage applied thereto; reflecting the injected ions at a second end of the ion storage device, opposite to the first end, thereby returning the ions to the first end; and ramping the DC voltage applied to the end electrode during the period between injecting the ions through the aperture and the return of the ions to the first end, such that by the time the ions return to the first end for a first time a potential barrier is established by the ramped DC voltage that prevents returning ions from striking the end electrode. Also an apparatus for injecting ions into an ion storage device, which comprises a controller for ramping a first DC voltage applied to an end electrode of the device having an entrance aperture during a period between injection of ions through the entrance aperture and a return of the injected ions to the aperture so as to establish a potential barrier that prevents returning ions from striking the end electrode. |
| US11031231B2 |
Mass spectrometry imaging with automatic parameter varying in ion source to control charged droplet spraying
There is provided an apparatus comprising a first ion source (10) arranged and adapted to emit a spray of charged droplets (11), and a control system arranged and adapted to control one or more spatial properties of said spray of charged droplets (11) in use by automatically varying or adjusting one or more parameters of said first ion source. |
| US11031230B2 |
Data directed DESI-MS imaging
A method of analysing a sample is disclosed that comprises surveying a sample in a first mode of operation by directing a spray of charged droplets onto the sample, determining one or more regions of interest in the sample, and analysing the one or more regions of interest in a second different mode of operation by directing a spray of charged droplets onto the sample. The spot size of the spray of charged droplets at a point of impact with the sample may be varied. |
| US11031226B2 |
Mass spectrometer and mass spectrometry
Provided is a mass spectrometric method including steps of transporting ions generated in an ion source 2 to a mass spectrometer section 4 through an ion optical system 3 having a plurality of ion lenses 31, 32 and 33, and detecting the ions after performing mass separation of the ions. The method further includes steps of: adjusting a voltage applied to a first ion lens 33 which is one of the ion lenses 31, 32 and 33 so that the detection sensitivity for an ion having a predetermined mass-to-charge ratio satisfies a previously specified requirement; and applying, to a second ion lens 32 which is one of the ion lenses 31, 32 and 33 except the first ion lens 33, a voltage at which a change in the ion detection sensitivity with respect to the voltage applied to the second ion lens 33 is within a previously specified range. |
| US11031225B2 |
Methods and systems for controlling ion contamination
Because most ion optics of mass spectrometry systems are subject to ion deposition and may exhibit significantly different behavior following substantial contamination (e.g., loss of sensitivity), fouled surfaces must be regularly cleaned to maintain sensitivity. While the surfaces of front-end components (e.g., curtain plates, orifice plates, Qjet, Q0, IQ0) may be relatively easy to clean, the fouling of components contained within the downstream high-vacuum chambers (e.g., Q1, IQ1) can incur substantial delays and expense as the high-vacuum chambers must be vented and substantially disassembled prior to cleaning. Methods and systems for controlling contamination of components of mass spectrometer systems are provided herein. By reducing the transmission of contaminating ions during non-data acquisition periods, the present teachings can increase throughput, improve robustness, and/or decrease the downtime typically required to vent/disassemble/clean the fouled components. |
| US11031217B2 |
Mass correction
Disclosed is a method of mass spectrometry comprising the steps of: providing a library of matrix data, said matrix data comprising one or more physico-chemical properties of one or more matrix components as a function of retention time; chromatographically separating a sample, said sample containing at least some of said matrix components and one or more analyte components; analysing said sample at a plurality of retention times to obtain sample data, said sample data comprising one or more physico-chemical properties of one or more sample components as a function of retention time; and calculating one or more error values as a function of retention time based on a comparison between said sample data and said matrix data. |
| US11031216B2 |
Mass spectrometry data acquisition method
A data acquisition method for a mass spectrometer includes providing at least one ion source for generating ions; not fragmenting or less fragmenting the ions when a collision cell is in a first working mode; recording a mass spectrum of the ions generated in the first working mode; selecting more than one ion from the ions, the more than one ion being distributed in a plurality of discontinuous mass-to-charge ratio channels; partially fragmenting the selected ions when the collision cell is in a second working mode; recording a mass spectrum of the ions generated in the second working mode; and, repetitively executing the above steps for several times. The ions distributed in the discontinuous mass-to-charge ratio channels is always selected during the subsequent repeated execution, until the ion intensity of the selected ions is less than a set value. |
| US11031213B2 |
Microwave output device and plasma processing device
A device includes a microwave generation unit that averages the first measured values and the second measured values at a predetermined movement average time and a predetermined sampling interval, and controls the microwave such that a value obtained by subtracting the averaged second measured value from the averaged first measured value comes close to the setting power, and in which the predetermined movement average time is 60 μs or less, and a relationship of y≥78.178x0.1775 is satisfied when the predetermined sampling interval is indicated by x, and the predetermined movement average time is indicated by y. |
| US11031208B2 |
Cold cathode field-emission electron gun, adjustment method for cold cathode field-emission electron gun, sharpening method for emitter, and electron microscope
A cold cathode field-emission electron gun includes: an emitter; an extraction electrode which extracts electrons from the emitter; and a biased electrode which is disposed closer to the emitter than the extraction electrode. A voltage applied to the biased electrode is variable. |
| US11031206B2 |
Electron photoinjector
A photoinjector system containing modularly-structured waveguide-mode launcher, which is reversibly connected to the RF gun (containing a tubular construction formed with disattachably-affixed to one another structurally-complementary halves); and a solenoid magnet in operation enclosing such tubular structure in a central hollow. The resulting quality, power, and frequency rate of operation as well as cost of manufacturing and operation of the system are superior as compared with those of a related art system. |
| US11031205B1 |
Device for generating negative ions by impinging positive ions on a target
A device for generating negative ions comprises: a) an ionizer (14) including a heatable ionizer surface; b) a heater (60) for heating said ionizer whereby positive ions (30) are generated at said ionizer surface (14e); c) a target (34) including a material for generating negative ions when said positive ions impigne on said material; wherein d) said ionizer is arranged opposite the target; e) said target is electrically negatively biased in respect to said ionizer; f) said ionizer comprises an aperture (22) through which said generated negative ions are extracted from said target to generate a beam (50) of negative ions; and wherein g) said ionizer surface (14e) is planar. |
| US11031204B2 |
Movable contact arm set for switching contactor
A movable contact arm set for a switching contactor includes first and second movable contact arms which respectively carry first and second movable contacts. The first and second movable contact arms respectively include first and second engagement surfaces which are engagable with an actuation to permit displacement of the first and second movable contacts. The first and second engagement surfaces are asymmetric to one another to permit asynchronous displacement of the first and second movable contacts. A switching contactor, movable contact arm for use with a movable contact arm set, and a method of providing a lead-lag contact opening arrangement for a switching contactor are also provided. |
| US11031201B2 |
High power and high insulation performance relay for solar photovoltaic inverter
A high power and high insulation performance relay for a solar photovoltaic inverter includes a base, a coil, an iron core, an armature part, a yoke iron, a movable spring and a stationary spring. The armature part includes a connecting piece as one side of the armature part, an armature as the other side of the armature part, and a plastic member; the armature and the connecting piece are connected with the plastic member respectively and are insulated and isolated; the plastic member is provided with at least one groove or rib; the stationary spring includes a stationary reed which includes a first coupling part for fixing a stationary contact, a second coupling part used as a lead-out pin, and a bending part between the both: the bending part is located outside of a base plate of the base when the stationary reed is mounted on the base. |
| US11031193B2 |
Method for manufacturing a touch panel
A method for manufacturing a touch panel includes: adding decoration printing to a sheet member; pasting an adhesive on the sheet member to which the decoration printing is added; forming a non-adhesion film on a position of the adhesive which is opposed to the wiring connected to a body of the touch panel; cutting in a desired shape the sheet member on which the non-adhesion film is formed; and pasting the cut sheet member on the body. |
| US11031187B2 |
Method of manufacturing solid electrolytic capacitor, and method of manufacturing dispersion containing conjugated electrically conductive polymer
A method of manufacturing a solid electrolytic capacitor including a porous anode body made of a valve metal having a dielectric film on a surface thereof, and a solid electrolyte layer disposed on a surface of the dielectric film. The method including: a step of; in a liquid including a polyanion and an aqueous medium, polymerizing a monomer compound to obtain a dispersion (1) containing a conjugated electrically conductive polymer and subjecting dispersion treatment to the dispersion (1) to obtain a dispersion (2) containing the conjugated electrically conductive polymer; depositing the dispersion (2) to a porous anode body made of a valve metal having a dielectric coating on a surface thereof; and removing the aqueous medium from the dispersion (2) deposited on the porous anode body to form a solid electrolyte layer, wherein an operation which pauses the dispersion treatment is performed. |
| US11031186B2 |
Capacitor component
A capacitor component includes a plurality of unit laminates, each comprising a body with a stacked structure including a plurality of internal electrodes and connection electrodes that extend in a stacking direction of the body and electrically connect to the plurality of internal electrodes, and pad portions between adjacent unit laminates to electrically connect the respective connection electrodes of the unit laminates above and below the pad portions to each other. |
| US11031184B2 |
Capacitor component including external electrode having extended pattern and connection pattern extending from extended pattern
A capacitor component includes: a body including first and second internal electrodes alternately disposed in a first direction; first and second connection electrodes extending in the first direction in the body, respectively connected to the first and second internal electrodes, and opposing each other in a second direction; and first and second external electrodes disposed on one surface of the body and respectively connected to the first and second connection electrodes and each include an extended pattern disposed at one end portion on the one surface in the second direction and extending in a third direction, and a connection pattern extending, in the second direction, from a region spaced apart from both ends of the extended pattern in the third direction and connected to one of the first and second connection electrodes in a region spaced apart from opposite ends of the extended pattern in the third direction. |
| US11031173B2 |
Coil component, method of making the same, and power supply circuit unit
A coil component includes an element body having a rectangular main surface; a coil provided within the element body, wherein the coil having a lower coil portion and an upper coil portion; terminal electrodes provided at positions corresponding to corners of the main surface; extracting conductors connected within the element body to both end portions of the coil, wherein the extracting conductors extending from the end portions of the coil to terminal electrodes provided on the main surface; and a dummy electrode provided on the main surface at a position different from those of the terminal electrodes, wherein the dummy electrode is conducted to neither of the extracting conductors. |
| US11031162B2 |
Grain-oriented electrical steel sheet and manufacturing method therefor
Disclosed are an oriented electrical steel sheet and a manufacturing method thereof. An exemplary embodiment of the present invention provides a method of manufacturing an oriented electrical steel sheet, including: providing a slab including Si at 1.0 to 4.0 wt %, C at 0.1 to 0.4 wt %, and the remaining portion including Fe and other inevitably incorporated impurities; reheating the slab; producing a hot rolled steel sheet by hot rolling the slab; performing annealing of the hot rolled steel sheet; cold rolling the annealed hot rolled steel sheet; decarburizing and annealing the cold rolled steel sheet; cold rolling the decarburized and annealed steel sheet; and final annealing the cold rolled steel sheet. |
| US11031158B2 |
Continuously variable precision and linear floating resistor using metal-oxide-semiconductor field-effect transistors
A circuit for realizing a precision and linear floating resistor, using MOSFET devices, is disclosed. A linear floating voltage-controlled resistor (LFVCR) is realized using a MOSFET with a gate drive means and a substrate drive means to provide a feedback of the common-mode voltage across the source-drain terminals to the gate and substrate terminals. Two such LFVCR circuits using matched MOSFET devices having independent substrates, along with an op-amp based negative feedback loop, are used to realize a continuously variable precision and linear floating resistor, whose value can be controlled by a combination of variable voltage, current, and resistor. Further embodiments are disclosed for realizing a resistor mirror circuit with multiple floating resistors, improving the linearity by using LFVCR circuits with complementary MOSFET devices, realizing a resistor with scaled-up resistance and extended voltage range, and realizing a resistor with scaled-down resistance and extended current range. |
| US11031155B2 |
Reinforced superconducting wire, superconducting cable, superconducting coil and superconducting magnet
A reinforced superconducting wire (1a) has a superconducting core strand (2) and a first cladding with a multitude of reinforcing strands (3). The reinforcing strands (3) are arranged around the circumferential surface of the superconducting core strand (2) in a non-crossing manner and are in contact with the core strand (2). The wire has a reinforcement for enhancing its mechanical properties against external stresses and for preventing diameter expansion during heat treatment. In addition to other advantages, such superconducting wire can be produced with an easy and low-cost production process. |
| US11031154B2 |
Composite cable and composite harness
A composite cable includes a twisted assembly including a pair of first single core wires and first and second multicore wires that are each arranged in one or the other of regions facing each other across a center plane passing through the central axes of the pair of first single core wires, include an electric wire with a solid (non-hollowed) structure including a first or second twisted pair wire formed by twisting a pair of second or third single core wires with a smaller cross-sectional area than the first single core wire and a first or second inner sheath covering the first or second twisted pair wire so as to fill a space between the pair of second or third single core wires, and have an outer diameter that is not less than 70% and not more than 160% of the outer diameter of the first single core wire. |
| US11031151B2 |
Amphiphilic hybrid nanomaterials
The devices and methods described herein push forward the resolution limits of directed self-assembly (DSA) technology for advanced device applications. Specifically described herein, are compositions of bioinspired DSA materials and methods using these bioinspired DSA materials to form sub-7 nm line-space patterns and to achieve functional nanoscopic structures, e.g., conducting nanowires on a substrate. |
| US11031150B2 |
Motion guidance assembly for a collimator device
The present disclosure relates to a motion guidance assembly for guiding the motion of a collimator device. The motion guidance assembly may include a first pair of flexible plates connected to the collimator device. The first pair of flexible plates may be deformable in a direction perpendicular to an opening of the collimator device. A deformation of the first pair of flexible plates may guide the motion of the collimator device based on a driving force. |
| US11031149B1 |
Nuclear abrasive slurry waste pump with backstop and macerator
Nuclear abrasive slurry waste pump systems, devices, and methods for retrieving waste materials and/or other material from storage tanks with liquefied tank material. The systems, devices and methods can work with tanks having high temperature conditions up to approximately 212 degrees Fahrenheit or low temperature conditions down to approximately 32 degrees Fahrenheit. |
| US11031144B2 |
Method and apparatus for inspecting a fuel assembly
A fuel assembly inspection system that utilizes a pressure transducer mounted to a utility's spent fuel handling tool to detect a relative change in depth of a fuel assembly during fuel inspections. The system then wirelessly transmits the signal to a fuel inspection recording system, which converts the signal to a relative height along the fuel assembly being viewed by a camera, and displays the relative height along with the applicable fuel assembly feature being viewed by the camera (e.g., nozzle, grid, span) via a text overlay on the video image of the inspection. |
| US11031143B2 |
Systems and methods of monitoring control rods of nuclear power plants
An automated system for on-line monitoring and coil diagnostics of rod position indicator (RPI) coils coil diagnostic, or RPI coil diagnostic system. The RPI coil diagnostic system performs coil diagnostics for a RPI system in a nuclear power plant. The RPI coil diagnostic system is in electrical communication with and monitors the outputs of the detector coils. The RPI coil diagnostic system measures characteristics of the detector coils that are indicative of the health of the detector coils and/or the connections between the detector coils and the RPI electronics. |
| US11031138B2 |
System and method for generating data resources in a processing system
Systems and methods, as well as devices, are described for clinical resource generation. CCDA documents that include clinical information and observations are utilized to generate FHIR model instances that are specific to the CCDA documents. Path definitions are assigned for each information-value pair the CCDA documents that define mappings between the information-value pairs and objects of FHIR model instances. Objects for the instance models are created, and values are provided to the objects representative of the information-value pairs. Groups of objects are provided in FHIR resource bundles that are stored in a database which may be queried against to provide specific FHIR resources upon request. Requests for clinical information may be used to trigger the generation of the FHIR resource bundles. |
| US11031132B2 |
Cloud computing environment for biological data
The present invention provides a novel approach for storing, analyzing, and/or accessing biological data in a cloud computing environment. Sequence data generated by a particular sequencing device may be uploaded to the cloud computing environment during a sequencing run, which reduces the on-site storage needs for the sequence data. Analysis of the data may also be performed in the cloud computing environment, and the instructions for such analysis may be set at the originating sequencing device. The sequence data in the cloud computing environment may be shared according to permissions. Further, the sequence data may be modified or annotated by authorized secondary users. |
| US11031126B1 |
Medical therapy systems with closed-loop controls and methods of making and using the same
A closed-loop control for a medical therapeutic system is disclosed that includes one or more processes or components for/in the medical therapeutic system, a controller configured to determine whether one or more operations of the process(es) or component(s) are within a corresponding safety envelope, and one or more sensors. The process(es)/component(s) are configured to deliver a controlled amount of a substance, energy or force to a patient. The sensor(s) are configured to measure or determine a value of a measurable parameter of the process(es)/component(s) and/or effected by the operation(s), and provide the value(s) of the measurable parameter(s) to the controller. The controller determines whether each of the operation(s) are within the corresponding safety envelope according to a corresponding function that mathematically describes the operation. The safety envelope corresponds to known safe values of the measurable parameter, or an unmeasured parameter based on the measurable parameter. |
| US11031123B2 |
Endoscopic examination work support system
An examination schedule management unit manages an examination schedule of a plurality of endoscopic examinations, including an examination room, information on scheduled examination start time, that on scheduled examination end time, and examination type information on examination contents. A cleaning schedule management unit manages a cleaning schedule of a plurality of endoscopes, including a cleaning machine, information on scheduled cleaning start time, and that on scheduled cleaning end time. An endoscope assignment unit assigns an endoscope to an endoscopic examination. A cleaning machine assignment unit assigns a cleaning machine for cleaning an endoscope assigned to the endoscopic examination. |
| US11031115B1 |
Phototherapy apparatus with interactive user interface
A phototherapy apparatus with interactive user interface for treating biological tissue of an animal or human target. The user interface comprises intuitive graphic menus which allow the clinicians or practitioners to define the properties of the biological tissue through easily observable physical characteristics such as weight, skin color, and hair color of the patient. The central control unit of the phototherapy apparatus then automatically optimizes the parameters of the light source according to the properties of the biological tissue and generates an appropriate treatment protocol to produce the optimum phototherapy result. |
| US11031113B1 |
Technology for processing prescription medications for pickup by individuals
Systems and methods may be provided that may enable an individual to retrieve one or more prescription products (e.g., product refills) from a self-service retrieval location such as a counter, drive-thru, drop box, or kiosk. A unique-machine readable code may be associated with a particular medical prescription of a patient, the medical prescription corresponding to one or more prescription products. The unique machine-readable code may be transmitted to a computing device of the individual, who may scan the code at the retrieval location. Identification of the unique machine-readable code may result in dispensing of the one or more prescription products associated with the medical prescription. |
| US11031110B2 |
System and method for processing location data
A novel system and method for processing location data are disclosed. An exemplary method includes receiving location data from a remote device, associating the location data with a particular subscriber, augmenting the location data in one of a plurality of predetermined ways based on information associated with the particular subscriber to produce augmented location data, and providing the augmented location data to the subscriber. In a more particular embodiment, the step of augmenting the location data includes retrieving a subscriber file associated with the subscriber and performing one or more augmentation processes on the location data based at least in part on the subscriber file. An example system includes both a remote device operative to transmit location data and a central station for performing the methods of the present invention. |
| US11031108B2 |
Medicine management method and medicine management device
A medicine management method includes acquiring user information of medicine usage corresponding to at least one assigned medicine; acquiring user information of medicine using reactions; and displaying the user information of medicine usage with first time information corresponding to different time points of using the at least one assigned medicine and the user information of medicine using reactions with second time information corresponding to different time points of occurring medicine using reactions concurrently. |
| US11031103B2 |
Personalized questionnaire for health risk assessment
A mechanism is provided to implement a health risk assessment system for adaptively and dynamically generating a personalized questionnaire for health risk assessment of a patient. A set of responses are analyzed and a patient is grouped to an initial group that matches a similar patient group. Utilizing the initial group, an initial question is selected to present to the patient. Responsive to receiving a current response to the initial question, the current response is analyzed, the patient is grouped to a next group, and a next question is identified and presented to the patient. The process continues until a last group is reached where a scoring of possible health risks associated with the patient is performed based on each response provided by the patient and identified groupings. A final possible health risk or ranked set of possible health risks is then presented based on the scoring. |
| US11031098B2 |
Computer systems and methods for genomic analysis
The present invention relates to methods for identifying variations that occur in the human genome and relating these variations to the genetic basis of disease and drug response. In particular, the present invention relates to identifying individual SNPs, determining SNP haplotype blocks and patterns, and, further, using the SNP haplotype blocks and patterns to dissect the genetic bases of disease and drug response. The methods of the present invention are useful in whole genome analysis. |
| US11031094B2 |
Protein structure prediction system
The present invention is an accelerated conformational sampling method for predicting target peptide and protein structures comprising a process of determining energy minimized synthetic templates using a simple system for modeling individual molecular bonds within the subject peptide or protein. Use of these synthetic templates greatly reduces the computational resources necessary for optimally determining structural features of the target peptide or protein. The present invention also provides methods for rapid and efficient analysis of the effect of mutations on target peptides and proteins. |
| US11031092B2 |
Taxonomic annotation of variable length metagenomic patterns
A computer-implemented method, computer program product, and computer processing system are provided for metagenomic pattern classification. The method includes pre-processing, by a processor, a taxonomy tree associated with a genome database to extract taxonomy related information therefrom. The genome database includes a plurality of genome sequences. The method further includes building, by the processor, a suffix tree on the genome database. The method also includes annotating, by the processor, nodes in the suffix tree, using a plurality of right maximal patterns derived from the extracted taxonomy related information as annotations, such that each of the plurality of right maximal patterns in the suffix tree points to a respective one of a plurality of nodes in the taxonomy tree and such that a leaf node in the taxonomy tree represents a respective sample organism. The annotations are configured to function as classifications for the plurality of genome sequences. |
| US11031090B1 |
Analog current memory with droop compensation
An analog current memory circuit includes a ramp current generator producing a ramp current; a storage transistor, a write-enable transistor, a charge pump transistor, a clock generator producing a clock signal having a first state and a second state, a comparator electrically coupled to the storage transistor and the ramp current generator, a controller electrically coupled to the comparator and the clock generator, and a switch electrically coupled to the controller and the ramp current generator. During the write phase, the controller produces a write-enable signal to turn on the write-enable transistor to produce a stored current in the storage transistor, the stored current being substantially equal to an input current to the analog current memory circuit. During the compensation phase, the switch electrically couples the ramp current generator and the storage transistor to the comparator. |
| US11031089B2 |
Block read count voltage adjustment
Disclosed in some examples, are methods, systems, and machine readable mediums which compensate for read-disturb effects by shifting the read voltages used to read the value in a NAND cell based upon a read counter. For example, the NAND memory device may have a read counter that corresponds to a group of NAND cells (e.g., a page, a block, a superblock). Anytime a NAND cell in the group is read, the read counter may be incremented. The read voltage, Vread, may be adjusted based on the read counter to account for the read disturb voltage. |
| US11031087B2 |
Method for reading data stored in a flash memory according to a voltage characteristic and memory controller thereof
A method for reading data stored in a flash memory. The flash memory comprises a plurality of memory cells and each memory cell has a particular threshold voltage. The method includes: obtaining a first threshold voltage distribution representing threshold voltages of a first group of the memory cells; obtaining a second threshold voltage distribution representing threshold voltages of a second group of the memory cells, wherein the second threshold voltage distribution is different from the first threshold voltage distribution, and the first group of the memory cells comprises at least a part of the second group of the memory cells; and controlling the flash memory to perform at least one read operation upon the first group of the memory cells according to the second threshold voltage distribution. |
| US11031084B1 |
Memory device and method of operating the same
A memory device, in accordance with a method of operation, may include: a plurality of pages coupled to a common word line and configured to be sequentially selected by different select lines; a program operation controller configured to perform a program operation on a first page that is to be programmed first, among the plurality of pages; and a start loop manager configured to generate start loop information about a program loop in which program verification corresponding to each of a plurality of program states to be formed by threshold voltages of memory cells included in the first page starts, during the program operation on the first page. The program operation controller is further configured to perform a program operation on a second page to be programmed subsequent to the first page, among the plurality of pages, based on the start loop information. |
| US11031076B2 |
Memory circuit capable of implementing calculation operations
A memory circuit including: a plurality of elementary storage cells arranged in an array of rows and of columns, the cells of a same column sharing a same read bit line and a same write bit line; an internal control circuit capable of implementing a calculation operation including the simultaneous activation in read mode of at least two rows of the array; and a shuffle circuit including a data input register, a configuration register, and an output port, the shuffle circuit being capable of delivering on its output port the data stored in its input register shuffled according to a shuffle operation defined according to the state of its configuration register. |
| US11031065B2 |
Semiconductor memory devices, memory systems and methods of operating semiconductor memory devices
A semiconductor memory device includes a memory cell array, an error correction code (ECC) engine, a refresh control circuit, a scrubbing control circuit and a control logic circuit. The refresh control circuit generates refresh row addresses for refreshing a memory region on memory cell rows in response to a first command received from a memory controller. The scrubbing control circuit counts the refresh row addresses and generates a scrubbing address for performing a scrubbing operation on a first memory cell row of the memory cell rows whenever the scrubbing control circuit counts N refresh row addresses of the refresh row addresses. The ECC engine reads first data corresponding to a first codeword, from at least one sub-page in the first memory cell row, corrects at least one error bit in the first codeword and writes back the corrected first codeword in a corresponding memory location. |
| US11031063B2 |
Word-line driver and method of operating a word-line driver
Word-line drivers, memories, and methods of operating word-line drivers are provided. A word-line driver coupled to an array of memory cells includes a decoder powered by a first power supply. The decoder is configured to decode an address to provide a plurality of word-line signals. The word-line driver also includes a plurality of output stages powered by a second power supply that is different than the first power supply. Each of the output stages includes a first transistor having a gate controlled by a first control signal and an inverter. The inverter is coupled between the first transistor and a ground and has an input coupled to the decoder to receive one of the word-line signals. The word-line driver also includes pull-down circuitry coupled between the gates of the first transistors and the ground and activated by a second control signal. |
| US11031062B2 |
Magnetic memory device and method for controlling a write pulse
According to one embodiment, a magnetic memory device includes a stacked body and a controller. The stacked body includes a first conductive layer, a second conductive layer, a first magnetic layer provided between the first conductive layer and the second conductive layer, a second magnetic layer provided between the first magnetic layer and the second conductive layer, and a nonmagnetic layer provided between the first magnetic layer and the second magnetic layer. A resistance value per unit area of the nonmagnetic layer exceeds 20 Ωμm2. The controller is electrically connected to the first conductive layer and the second conductive layer, and supplies a write pulse to the stacked body in a first operation. The write pulse includes a rise period, a potential of the write pulse changing from a first potential toward a second potential in the rise period, an intermediate period of the second potential after the rise period, and a fall period after the intermediate period, the potential of the write pulse changing from the second potential toward the first potential in the fall period. A duration of the fall period is longer than a duration of the rise period. |
| US11031057B2 |
Mode conversion method and apparatus for a nonvolatile memory
An X16 nonvolatile memory has 16 input/output (I/O) ports, identified as I/O ports [15:0], and adopts a conversion method, which allows the memory to operate in an X16 mode or in an X8 mode. The method includes receiving a first user command that is sent by an upper computer and belongs to a user mode; determining a disabling command for a module path of the high-bit I/O ports [15:8] according to the first user command; and executing the disabling command and disabling the module path for controlling the high-bit I/O ports [15:8] of the memory so as to operate in an X8 mode. |
| US11031056B2 |
Clock generation circuitry for memory device to generate multi-phase clocks and output data clocks to sort and serialize output data
A memory device may include a clock dividing circuit suitable for generating a plurality of internal clocks by dividing an external clock, a mode decision circuit suitable for determining an operation mode according to an input time point of a read command based on the internal clocks, a clock arranging circuit suitable for arranging the internal clocks in an order determined according to the operation mode, and outputting the arranged clocks as a plurality of data output clocks, and a data arranging circuit suitable for arranging read data according to the operation mode, and outputting the arranged data in response to the data output clocks. |
| US11031055B2 |
Memory macro and method of operating the same
A memory macro includes a first memory cell array, a first tracking circuit, a first and a second transistor. The first tracking circuit includes a first set of memory cells configured as a first set of loading cells responsive to a first control signal, a second set of memory cells configured as a first set of pull-down cells responsive to a second control signal, and a first tracking bit line extending over the first tracking circuit. The second control signal is inverted from the first control signal. At least the first set of pull-down cells or the first set of loading cells is configured to track a memory cell of the first memory cell array. The first and second transistor are coupled to the first tracking bit line, and are configured to charge the first tracking bit line to a pre-charge voltage level responsive to a third control signal. |
| US11031054B1 |
Apparatuses and methods for pre-emphasis control
Apparatuses and methods for pre-emphasis control are described. An example apparatus includes a pull-up circuit and a pull-down circuit. The pull-up circuit is configured to receive a pull-up data activation signal and drive a data terminal to a pull-up voltage responsive to an active pull-up data activation signal. The pull-down circuit is configured to receive a pull-down activation signal and drive a data terminal to a pull-down voltage responsive to an active pull-down data activation signal. The example apparatus further includes a pull-up pre-emphasis circuit that includes a pre-emphasis timing control circuit configured to provide a timing control signal, and further includes a pull-up logic circuit. A pull-up pre-emphasis control signal based on pull-up data activation signal is provided to control providing pull-up pre-emphasis for greater than one unit interval of data when the pull-up data activation signal remains active for greater than one unit interval. |
| US11031051B2 |
Memory device with recycling arrangement for gleaned charge
A semiconductor device includes: a sense amplifier; a branched line selectively connectable to the sense amplifier; a recycling arrangement selectively connectable to the branched line; an array of memory cells; an array of bit lines connected to corresponding memory cells in the array of memory cells; a multiplexer configured to selectively connect the branched line to a selected one in the array of memory cells through a corresponding line amongst the array of bit lines; and a controller configured to control the recycling arrangement and the multiplexer to perform intra-sense-amplifier recycling of a gleaned amount of charge (gleaned charge) recovered from a first read operation to a second read operation. |
| US11031050B2 |
Power line compensation for flash memory sense amplifiers
In one aspect, the invention concerns a memory system that compensates for power level variations in sense amplifiers for multilevel memory. For example, a compensation circuit can be employed to compensate for current or voltage variations in the power supplied to multilevel memory sense amplifiers. As another example, compensation can be accomplished by application of a bias voltage to the power supply. Another example is a sense amplifier configured with improved input common mode voltage range. Such sense amplifiers can be two-pair and three-pair sense amplifiers. Further examples of the invention include more simplified sense amplifier configurations, and sense amplifiers having reduced leakage current. |
| US11031046B2 |
Disk-shaped article shipping container
Disclosed herein is a container for shipping disk-shaped articles. The container comprises a cassette comprising a top opening, a plurality of dividers that define slots therebetween for receiving disk-shaped articles and constraining lateral movement of the disk-shaped articles, and pads for supporting the disk-shaped articles and constraining downward vertical movement of the disk-shaped articles. The container also comprises a top lid coupleable to the cassette over the top opening and comprising resiliently flexible fins. When the top lid is fully coupled to the cassette, the disk-shaped articles are supported on the pads, and the container is not shrink-wrapped, an unoccupied gap is defined between the resiliently flexible fins and the disk-shaped articles. When the top lid is fully coupled to the cassette, the disk-shaped articles are supported on the pads, and the container is shrink-wrapped, the resiliently flexible fins contact and are flexed against the disk-shaped articles. |
| US11031043B1 |
Video collaboration tool
A video collaboration tool is provided that, in some embodiments, features a non-transitory machine-readable storage medium encoded with instructions executable by a hardware processor of a computing component, the machine-readable storage medium comprising instructions to cause the hardware processor to perform a method for an electronic device comprising: repeatedly playing a video clip having a predetermined duration; capturing video of a user of the electronic device while repeatedly playing the video clip; automatically generating a plurality of takes of the video of the user, wherein each take has the predetermined duration of the video clip; and responsive to input of the user: selecting one of the takes, and synchronously playing the selected take and the video clip. |
| US11031042B2 |
Efficient rewrite using larger codeword sizes
In one embodiment, a method includes writing a data set to a sequential access medium. The method also includes reading the data set after being written in a read-while-write process to identify faulty encoded data blocks, each of the faulty encoded data blocks including at least one faulty codeword. Moreover, the method includes rewriting a correct version of a first of the encoded data blocks in a first encoded data block set to the rewrite area of the sequential access medium selected from a predetermined subset of logical tracks. The predetermined subset of logical tracks includes D1+D2+1 logical tracks. Only one encoded data block from a particular sub data set is rewritten in a single encoded data block set in the rewrite area. |
| US11031041B2 |
Detecting damaged areas on magnetic tape based on measuring a number of servo errors
A computer program product, according to one embodiment, includes a computer readable storage medium having program instructions embodied therewith. The program instructions are readable and/or executable by a processor to cause the processor to: determine, by the processor, a first error location on a magnetic tape where a first error occurred. One or more areas on the magnetic tape to be examined are also determined, by the processor, based on the first error location. Independent of a read and/or write operation, relative motion between a tape head and the magnetic tape is induced by the processor, such that the tape head is positioned adjacent to each of the one or more areas in turn. Moreover, each of the one or more areas having a respective number of measured servo errors which exceeds a threshold value are identified, by the processor, as a damaged area of the magnetic tape. |
| US11031038B2 |
Glass spacer, hard disk drive apparatus, and method for manufacturing glass spacer
A glass material of a glass spacer has a surface resistivity of 103 to 109 (Ω/sq) at 22 (° C.). The surface resistivity of a surface of the glass material of the glass spacer at 22 (° C.) is lower than the surface resistivity of an inner portion of the glass material at 22 (° C.). The glass spacer contains at least one oxide selected from the group consisting of TiO2, Nb2O5, WO3, and Bi2O3, as a glass component. |
| US11031037B1 |
System for disk-to-disk access for reduced-head data storage device
An approach to a reduced-head hard disk drive (HDD) involves an elevator platform assembly for moving an actuator assembly, one or more bearing assemblies, and a load/unload ramp along one or more support posts to provide a head slider access to at least two different recording disk media of a disk stack. The HDD may include a piezoelectric actuator locking mechanism integral to one of the bearing assemblies, such that actuation of the actuator either locks or unlocks the locking mechanism relative to a corresponding support post. When unlocked, the elevator platform assembly can be translated along the length of the disk stack via a motor. |
| US11031033B2 |
Magnetic recording medium and cartridge
[Object] Provided is a technology that is capable of further improving a recording density of data.[Solving Means] A magnetic recording medium according to the present technology is a magnetic recording medium in a shape of a tape that is long in a longitudinal direction and is short in a width direction, the medium including: a base material; a magnetic layer; and a non-magnetic layer that is provided between the base material and the magnetic layer, and contains one or more types of non-magnetic inorganic particles, in which the magnetic layer includes a data band long in the longitudinal direction in which a data signal is to be written, and a servo band long in the longitudinal direction in which a servo signal is written, and in the magnetic layer, a degree of vertical orientation is greater than or equal to 65%, a half width of a solitary waveform in a reproduction waveform of the servo signal is less than or equal to 195 nm, and a thickness of the magnetic layer is less than or equal to 90 nm, and the non-magnetic layer contains at least Fe-based non-magnetic particles as the non-magnetic inorganic particles, and in the non-magnetic layer, an average particle volume of the Fe-based non-magnetic particles is less than or equal to 2.0×10−5 μm3, and a thickness of the non-magnetic layer is less than or equal to 1.1 μm. |
| US11031031B2 |
Forming recessed portions in a tape head module to provide an air bearing between a tape medium and a tape bearing surface of the tape head module
Provided is a method for forming a tape head module having recessed portion to provide air bearing between a tape medium and a tape bearing surface of the tape head module. A module of the tape head has a first end, a second end opposite the first end, a first side and a second side, opposite the first side, between the first and the second ends, a tape bearing surface and a second surface, opposite the tape bearing surface, between the first end, the second end, the first side, and the second side. Material is removed from the tape bearing surface of the module to form a first recessed portion between the first end and before a region of the tape bearing surface having an array of transducers, and between the first side and the second side. |
| US11031028B2 |
Information processing apparatus, information processing method, and recording medium
[Object] To provide a sound source separation technology capable of improving the separation performance.[Solution] An information processing apparatus including: an acquisition section configured to acquire an observation signal obtained by observing a sound; and a sound source separation section configured to separate the observation signal acquired by the acquisition section into a plurality of separated signals corresponding to a plurality of assumed sound sources by applying a non-linear function to a matrix product of an input vector and a coefficient vector corresponding to each of the plurality of sound sources. |
| US11031026B2 |
Acoustic echo cancellation during playback of encoded audio
Methods, systems, computer-readable media, and apparatuses for acoustic echo cancellation during playback of encoded audio are presented. In some embodiments, a decoder is arranged to decode an encoded media signal to produce an echo reference signal, and an echo canceler is arranged to perform an acoustic echo cancellation operation, based on the echo reference signal, on an input voice signal to produce an echo-cancelled voice signal. The echo canceler may be configured to reduce, relative to an energy of a voice component of the input voice signal, an energy of a signal component of the input voice signal that is based on audio content from the encoded media signal. |
| US11031025B2 |
Cross product enhanced harmonic transposition
The present invention relates to audio coding systems which make use of a harmonic transposition method for high frequency reconstruction (HFR). A system and a method for generating a high frequency component of a signal from a low frequency component of the signal is described. The system comprises an analysis filter bank providing a plurality of analysis subband signals of the low frequency component of the signal. It also comprises a non-linear processing unit to generate a synthesis subband signal with a synthesis frequency by modifying the phase of a first and a second of the plurality of analysis subband signals and by combining the phase-modified analysis subband signals. Finally, it comprises a synthesis filter bank for generating the high frequency component of the signal from the synthesis subband signal. |
| US11031024B2 |
Spatially aware multiband compression system with priority
An audio signal is compressed in an audio coordinate system using gain factors applied in another audio coordinate system. A first component and a second component in a first audio coordinate system is generated from a third component and a fourth component of the audio signal in a second audio coordinate system. An amplitude threshold defining a level for each of the third component and the fourth component for applying compression is determined. A gain factor for the first component is generated using a compression ratio. The gain factor is applied to the first component when one of the third component or the fourth component exceeds the amplitude threshold to generate an adjusted first component. A first output channel and a second output channel in the second audio coordinate system is generated using the adjusted first component and the second component in the first audio coordinate system. |
| US11031019B2 |
Processing of audio signals during high frequency reconstruction
The application relates to HFR (High Frequency Reconstruction/Regeneration) of audio signals. In particular, the application relates to a method and system for performing HFR of audio signals having large variations in energy level across the low frequency range which is used to reconstruct the high frequencies of the audio signal. A system configured to generate a plurality of high frequency subband signals covering a high frequency interval from a plurality of low frequency subband signals is described. The system comprises means for receiving the plurality of low frequency subband signals; means for receiving a set of target energies, each target energy covering a different target interval within the high frequency interval and being indicative of the desired energy of one or more high frequency subband signals lying within the target interval; means for generating the plurality of high frequency subband signals from the plurality of low frequency subband signals and from a plurality of spectral gain coefficients associated with the plurality of low frequency subband signals, respectively; and means for adjusting the energy of the plurality of high frequency subband signals using the set of target energies. |
| US11031017B2 |
Fully supervised speaker diarization
A method includes receiving an utterance of speech and segmenting the utterance of speech into a plurality of segments. For each segment of the utterance of speech, the method also includes extracting a speaker-discriminative embedding from the segment and predicting a probability distribution over possible speakers for the segment using a probabilistic generative model configured to receive the extracted speaker-discriminative embedding as a feature input. The probabilistic generative model trained on a corpus of training speech utterances each segmented into a plurality of training segments. Each training segment including a corresponding speaker-discriminative embedding and a corresponding speaker label. The method also includes assigning a speaker label to each segment of the utterance of speech based on the probability distribution over possible speakers for the corresponding segment. |
| US11031016B2 |
Graph-based approach for voice authentication
Methods for voice authentication include receiving a plurality of mono telephonic interactions between customers and agents; creating a mapping of the plurality of mono telephonic interactions that illustrates which agent interacted with which customer in each of the interactions; determining how many agents each customer interacted with; identifying one or more customers an agent has interacted with that have the fewest interactions with other agents; and selecting a predetermined number of interactions of the agent with each of the identified customers. In some embodiments, the methods further include creating a voice print from first and second speaker components of each interaction; comparing the voice prints of a first selected interaction to the voice prints from a second selected interaction; calculating a similarity score between the voice prints; aggregating scores; and identifying the voice prints that are associated with the agent. |
| US11031011B2 |
Electronic device and method for determining electronic device to perform speech recognition
Electronic devices and methods for controlling the electronic devices are provided. The electronic device includes a user interface, a communication circuit configured to connect to a cellular network and a Wi-Fi network, a microphone, a speaker, a processor connected to the user interface, the communication circuit, the microphone, and the speaker, and a memory connected to the processor and configured to store instructions executable by the processor for transmitting a first audio sound including first information associated with a wakeup utterance for calling a speech-based intelligence service through the speaker upon receipt of the wakeup utterance through the microphone, receiving a second audio sound including second information through the microphone, and determining whether to control the electronic device to transmit speech information following the wakeup utterance to an external server based on at least part of a comparison between the first information and the second information. |
| US11031008B2 |
Terminal device and method for controlling thereof
A terminal device is provided. The terminal device includes a communication interface, and a processor configured to receive performance information of one or more other terminal devices from each of the one or more other terminal devices, identify an edge device to perform voice recognition based on the performance information received from each of the one or more other terminal devices, based on the terminal device being identified as the edge device, receive information associated with reception quality from one or more other terminal devices which receive a sound wave including a triggering word, determine a terminal device to acquire the sound wave for voice recognition from based on the received information associated with the reception quality, and transmit, to the determined terminal device, a command to transmit the sound wave acquired for voice recognition to an external voice recognition device. |
| US11031007B2 |
Orchestrating execution of a series of actions requested to be performed via an automated assistant
Implementations are set forth herein for creating an order of execution for actions that were requested by a user, via a spoken utterance to an automated assistant. The order of execution for the requested actions can be based on how each requested action can, or is predicted to, affect other requested actions. In some implementations, an order of execution for a series of actions can be determined based on an output of a machine learning model, such as a model that has been trained according to supervised learning. A particular order of execution can be selected to mitigate waste of processing, memory, and network resources—at least relative to other possible orders of execution. Using interaction data that characterizes past performances of automated assistants, certain orders of execution can be adapted over time, thereby allowing the automated assistant to learn from past interactions with one or more users. |
| US11031000B2 |
Method and device for transmitting and receiving audio data
An artificial intelligence (AI) system configured to simulate functions of a human brain, such as recognition, determination, etc., by using a machine learning algorithm, such as deep learning, etc., and an application thereof. The AI system includes a method performed by a device to transmit and receive audio data to and from another device includes obtaining a voice input that is input by a first user of the device, obtaining recognition information indicating a meaning of the obtained voice input, transmitting the obtained voice input to the other device, determining whether an abnormal situation occurs, in which a second user of the other device does not understand the transmitted voice input, and transmitting the obtained recognition information to the other device, based on a result of the determination. |
| US11030996B2 |
Electronic device and control method thereof
The present invention relates to an electronic device and a control method thereof. The electronic device comprises a microphone for acquiring sound; and a control unit for determining whether the acquired sound is a learned sound and outputting information on the acquired sound on the basis of a determination result. |
| US11030994B2 |
Selective activation of smaller resource footprint automatic speech recognition engines by predicting a domain topic based on a time since a previous communication
A method and data processing device for detecting a communication between a first and second entity. The method includes identifying whether a previous communication between the first and second entity has been detected. In response to identifying that the previous communication between the first and second entity has been detected, the method determines an elapsed time since detection of the previous communication. The method predicts a topic of the communication, in part based on the determined elapsed time. The topic corresponds to a specific domain from among a plurality of available domains for automatic speech recognition (ASR) processing. The method triggers selection and activation of a first domain specific (DS) ASR engine from among a plurality of available DS ASR engines to utilize a smaller resource footprint than a general ASR engine and facilitate recognition of specific vocabulary and context, in part, based on the elapsed time since the previous communication. |
| US11030991B2 |
Method and device for speech processing
Disclosed are a speech processing method and a speech processing device, for performing speech processing by executing artificial intelligence (AI) algorithms and/or machine learning algorithms installed thereon, thus enabling the communication between a user terminal and a server in a 5G communication environment. The speech processing method according to an embodiment of the present disclosure includes receiving a user spoken utterance, outputting a voice actor spoken utterance in a voice actor's voice having the highest degree of similarity with a user's voice by using a user-voice actor mapping learning model, the voice actor spoken utterance corresponding to the user spoken utterance, and performing speech recognition for the voice actor spoken utterance. |
| US11030989B2 |
Methods and systems for end-user tuning of an active noise cancelling audio device
An active noise cancellation system includes a sensor operable to sense environmental noise and generate a corresponding reference signal, a fixed noise cancellation filter including a predetermined model of the active noise cancellation system operable to generate an anti-noise signal, and a tunable noise cancellation filter operable to modify the anti-noise signal in accordance with stored coefficients, wherein the tunable noise cancellation filter is further operable to modify the stored coefficients in real-time based on user feedback and generate a tuned anti-noise signal that models tunable deviations from the predetermined noise model. A graphical user interface is operable to receive user adjustments of tunable parameters in real-time, the tunable parameters corresponding to at least one of the stored coefficients. |
| US11030988B2 |
Signal processing device, signal processing method, and program
[Object] To shorten a time until an effect is obtained after start of an adaptive process mode on an ambient sound.[Solution] Provided is a signal processing device including: a noise cancellation processing unit configured to generate a noise cancellation signal on the basis of a collected ambient sound; a signal processing unit configured to generate an ambient sound adapted signal by performing dynamic analysis related to a feature of the ambient sound and filtering the ambient sound; and a control unit configured to control a plurality of modes related to signal processing. The plurality of modes includes a first mode in which acoustic reproduction based on the noise cancellation signal is performed and a second mode in which acoustic reproduction based on the noise cancellation signal and the ambient sound adapted signal is performed, and the signal processing unit continues the dynamic analysis even in the first mode. |
| US11030986B2 |
Integrated karaoke device
The present invention discloses an integrated karaoke device, including a microphone and a sound box. The sound box includes a sound chamber containing a loudspeaker. The integrated karaoke device further includes a connecting part made of flexible material that is fixedly connected between a bottom of the microphone and a top of the sound chamber. The use of a flexible material connecting part rather than a solid structural part reduces the transmission to the microphone of sound vibration generated by the sound box. The beneficial effect of implementing the present invention is that a flexible material connecting part is fixedly connected between the bottom of the microphone and the top of the sound chamber, and meanwhile, a gap is kept between the bottom of a printed circuit board (PCB) and the top of the sound chamber; and because the flexible material connecting part can effectively reduce sound vibration, the transmission of vibration to the microphone from the sound box can be effectively eliminated, thereby preventing squealing, and enabling integration of the microphone and the sound box for use in karaoke. |
| US11030985B2 |
Musical instrument special effects device
A musical instrument special effects device, comprising a special effects unit connected by wire between the musical instrument and an output device, where the unit is operatively arranged to selectively produce at least one of a plurality of preprogrammed special audio effects; and a controller is operatively arranged to wirelessly control the special effects unit. |
| US11030984B2 |
Method of scoring digital media objects using musical experience descriptors to indicate what, where and when musical events should appear in pieces of digital music automatically composed and generated by an automated music composition and generation system
An automated music composition and generation system having a system user interface operably connected to an automated music composition and generation engine, and supporting a method of scoring a selected media object with one or more pieces of digital music. The method uses the system user interface to select one or more musical experience descriptors and then apply the selected musical experience descriptors to the selected digital media object to indicate what, when and how particular musical events should occur in the one or more pieces of digital music to be automatically composed and generated by the automated music composition and generation engine. The generated piece of digital music is then used in musically scoring the selected digital media object. |
| US11030981B2 |
Intelligent privacy system, apparatus, and method thereof
A directional display apparatus including a directional display device that is capable of directing a displayed image into a viewing window of variable width is provided with a privacy control function. A control system detects the presence of one or more secondary viewers in addition to a primary viewer, and decides whether the one or more secondary viewers is permitted to view the displayed image. The control system directs a displayed image into a viewing window which is adjusted, for example by decreasing the width, in dependence on that detection. In addition, the control system detects relative movement between the primary viewer and the display device, and the width of the viewing window is increased in response to detection of said relative movement. |
| US11030978B2 |
Location-based display of pixel history
A current screen is presented on a display of a user device, which includes an element distinct from a previous element of a previous screen, where the previous element occupied less than an entirety of the previous screen. The user device receives a gesture input that requests that the previous element be presented within the current screen next to a current element of the current screen. The gesture input indicates a location of the current element, wherein the location of the current element is less than an entirety of the current screen and is the same location at which the previous element was presented on the previous screen. The user device presents, on the display of the user device and responsive to receiving the gesture input, a contemporaneous view of the previous element next to the current element at the location of the current element within the current screen. |
| US11030974B2 |
Refrigerator with interactive display and control method thereof
A refrigerator includes a main body defining a storage compartment that is divided into a plurality of storage sections, and a door coupled to the main body to selectively open or close the storage compartment. The door includes a door glass having at least one transparent display area, and a door frame surrounding one or more edges of the door glass and configured to protect the door glass. The transparent display area is configured to display, based on being touched by a user, information on food stored in one or more of the plurality of storage sections that corresponds to the touched transparent display area. |
| US11030973B2 |
Wearable heads-up displays with ambient light detection and adjustable display brightness
Systems, devices, and methods for detecting ambient light with wearable heads-up displays are described. An ambient light sensor can be positioned close to a user's eye area on a user-side of a wearable heads-up display. By positioning the ambient light sensor on a user-side of the wearable heads up display, the ambient light sensor can be in a position and/or orientation which receives ambient light in a similar manner a user's eye, and thus ambient light detection can be more accurate. Brightness of display light output by the wearable heads-up display can be adjusted in response to the detected brightness of ambient light. |
| US11030971B2 |
Display device and image processing method for color correction based on image type
Provided herein are a display device and an image processing method thereof. The display device includes an image processor processing original image data including color coordinate values for R, G, and B components in an RGB color space, and output processed original image data as corrected image data, and a display unit outputting an image corresponding to the corrected image data, wherein the image processor sets a corrected color coordinate value for an arbitrary component of the R, G, and B components based on a type of the image, sets corrected color coordinate values for remaining components in accordance with the corrected color coordinate value for the arbitrary component, and generates the corrected image data based on the corrected color coordinate values for the arbitrary component and the remaining components. |
| US11030968B2 |
Middle-out technique for refreshing a display with low latency
In various examples, images rendered by a processor—such as a graphics processing unit (GPU)—may be scanned out of memory in a middle-out scan order. Various architectures for liquid crystal displays (LCDs) may be implemented to support middle-out scanning, such as dual-panel architectures, ping-pong architectures, and architectures that support both top-down scan order and middle-out scan order. As a result, display latency within the system may be reduced, thereby increasing performance of the system—especially for high-performance applications such as gaming. |
| US11030965B2 |
Drivers providing DC-balanced refresh sequences for color electrophoretic displays
A method for driving an electro-optic display having a front electrode, a backplane, and a display medium including at least three differently-colored particles, wherein the medium is positioned between the front electrode and the backplane. The method includes applying a reset phase and a color transition phase to the display such that the sum of all impulses results in an offset that maintains a DC-balance across the display medium. The invention additionally includes controllers for executing the method. |
| US11030964B2 |
Image display processing method and device, display device and non-volatile storage medium
An image display processing method for a display device, an image display processing device, a display device, and a non-volatile storage medium are provided. The display device includes a backlight unit and a display panel, the backlight unit includes a plurality of backlight blocks and is driven by a local dimming mode, and the image display processing method includes: obtaining initial backlight data of each of the plurality of backlight blocks corresponding to a display image; performing a peak driving process on the initial backlight data of each of the plurality of backlight blocks by a graphics processing unit to obtain adjusted backlight data of each of the plurality of backlight blocks; and providing the adjusted backlight data to the backlight unit by the graphics processing unit so that the display panel displays the display image. |
| US11030962B2 |
Backlight unit and display device
A backlight unit and a display device are provided. The duty or the like of a light source driving signal is adjusted so that a frequency component causing flicker to be visible, among frequency components of luminance appearing in a driving period of low-speed driving mode. Flicker is prevented or reduced in the low-speed driving mode. The display device is driven in the low-speed driving mode to reduce power consumption. The display device is driven at a lower display driving frequency in the low-speed driving mode, thereby improving the efficiency thereof. |
| US11030961B2 |
DC to DC converter and display apparatus having the same
A DC to DC converter includes: an input voltage source; an inductor connected to the input voltage source; a diode connected to the inductor; a capacitor connected to the diode; a plurality of switching elements connected to a node between the inductor and the diode in a parallel connection; and a controller configured to set duty ratios of currents flowing through the switching elements such that the duty ratios of the currents flowing through the switching elements are equal to each other. |
| US11030960B2 |
Host content adaptive backlight control (CABC) and local dimming
A method and apparatus for content adaptive backlight control (CABC) is disclosed. A display device comprises a display surface including a plurality of pixel elements and a backlight configured to illuminate the display surface. A display driver of the display device is configured to receive a frame of display data, including pixel data for displaying an image on the display surface and backlight configuration data for adjusting the backlight when displaying the image. The display driver is further configured to update the plurality of pixel elements using the pixel data, and update an intensity of the backlight using the backlight configuration data. More specifically, the updates to the backlight and the display surface are performed concurrently for the received frame of display data. |
| US11030959B2 |
Pixel circuit and driving method thereof, and display device
A pixel circuit and a driving method thereof and a display device are provided. In the pixel circuit, a driving circuit is configured to control a driving current flowing through a first terminal and a second terminal of the driving circuit for driving a light emitter element to emit light; a data writing circuit is configured to write a data signal to a control terminal of the driving circuit in response to a scan signal; a first light emission control circuit is configured to apply a first voltage to the first terminal in response to a first light emission control signal; a first reset circuit is configured to apply a reset voltage to the control terminal in response to a first reset signal. The driving circuit is in a fixed bias state when the reset voltage and the first voltage are applied together to the driving circuit. |
| US11030955B2 |
Pixel circuits for AMOLED displays
A system for controlling a display in which each pixel circuit comprises a light-emitting device, a drive transistor, a storage capacitor, a reference voltage source, and a programming voltage source. The storage capacitor stores a voltage equal to the difference between the reference voltage and the programming voltage, and a controller supplies a programming voltage that is a calibrated voltage for a known target current, reads the actual current passing through the drive transistor to a monitor line, turns off the light emitting device while modifying the calibrated voltage to make the current supplied through the drive transistor substantially the same as the target current, modifies the calibrated voltage to make the current supplied through the drive transistor substantially the same as the target current, and determines a current corresponding to the modified calibrated voltage based on predetermined current-voltage characteristics of the drive transistor. |
| US11030953B2 |
Pixel and organic light emitting display device having the same
An organic light emitting display device includes a plurality of pixels. Each of the pixels includes an organic light emitting diode, first to third transistors, a storage capacitor, and a first capacitor. The second transistor includes a gate electrode receiving a first scan signal, a first electrode receiving a data signal, and a second electrode connected to a first electrode of the first transistor. The third transistor includes a gate electrode receiving a second scan signal, a first electrode connected to a second electrode of the first transistor, and a second electrode connected to a gate electrode of the first transistor. The storage capacitor includes a first electrode receiving a power voltage and a second electrode connected to the gate electrode of the first transistor. The first capacitor includes a first electrode connected to the gate electrode of the third transistor and a second electrode receiving the power voltage. |
| US11030950B2 |
Organic light-emitting display having pixel with sensing transistor
An organic light-emitting display includes: a display panel including first and second pixels, each having an organic light-emitting diode; and a data driver including a first operational amplifier having a non-inverting terminal coupled to a reference voltage terminal and an inverting terminal coupled to the first pixel, and a second operational amplifier having a non-inverting terminal coupled to the reference voltage terminal and an inverting terminal coupled to the second pixel. The first pixel includes a sensing transistor, a first driving transistor, and a first switch transistor. The second pixel includes a second driving transistor and a second switch transistor. |
| US11030949B2 |
Systems and method for fast compensation programming of pixels in a display
Circuits for programming a circuit with decreased programming time are provided. Such circuits include a storage device such as a capacitor for storing display information and for ensuring a driving device such as a driving transistor drives a light emitting device according to the display information. To increase programming time, the pixel circuits may be pre-charged or a biasing current may be applied to charge and/or discharge a data line and/or the driving device. Aspects of the present disclosure allow for the biasing current to drain partially through the storage device to allow the portion of the biasing current applied to the driving device to remain small while the data line discharges. Furthermore, the present disclosure provides display architectures and operation schemes for display arranged in segments each including a plurality of pixel circuits. |
| US11030948B2 |
Display panel
The disclosure provides a display panel including first pixel structures, second pixel structures, first signal lines, second signal lines, a first driving circuit, and a second driving circuit. The first signal lines and the first pixel structures are disposed in a first display area and electrically connected. The second signal lines and the second pixel structures are disposed in a second display area and electrically connected. The first display area and the second display area are arranged in a first direction. The first signal lines and the second signal lines are arranged in a second direction. The first direction and the second direction are perpendicular. The first signal lines and the second signal lines are structurally separated. The first drive circuit is electrically connected to the first signal lines. The second driving circuit is electrically independent from the first driving circuit and electrically connected to the second signal lines. |
| US11030944B1 |
Systems and methods for correcting ambient-light illuminance differences of ambient light directed onto regions of a display
An apparatus includes a display, a memory, a light sensor array and a light source array. The light source array emits light to display an image on the display. A controller is configured to receive a sensor output from each light sensor in the light sensor array. An ambient-light illuminance difference between a first illuminance of a first ambient light externally directed onto a first region of the displayed image of the display and a second illuminance of a second ambient light externally directed respectively onto a second region of the displayed image of the display is computed. Light source controls of light sources of the light source array are varied to change a luminous emittance of the light source array within the at least one second region of the displayed image so as to reduce a luminance difference between the first region and the second region of the displayed image. |
| US11030940B2 |
Display array with distributed audio
A wallpaper-like audio/visual system includes a display array of display pixels to emit an image, an array of speakers to emit audio, and driver circuitry coupled to the display array and the array of speakers to drive the display pixels and the speakers with the first and second signals, respectively, in response to receiving audio and visual input signals. The speakers are interspersed amongst the display pixels. |
| US11030936B2 |
Methods and apparatus for operating an electro-optic display in white mode
Techniques for operating an electro-optic display to reduce the appearance of light edge artifacts in displayed images are described. A method for operating the electro-optic display includes detecting a null state transition of a first pixel when transitioning from a first image to a second image. The method further includes determining whether a threshold number of cardinal neighbors of the first pixel transition from a black state to a white state when transitioning from the first image to the second image. In response to a subsequent transition to a third image, the method further includes applying a voltage signal to the first pixel, wherein the voltage signal has a waveform configured to generate an optical black state for the first pixel. |
| US11030934B2 |
System and method for a multi-primary wide gamut color system
Systems and methods for a multi-primary color system for display. A multi-primary color system increases the number of primary colors available in a color system and color system equipment. Increasing the number of primary colors reduces metameric errors from viewer to viewer. One embodiment of the multi-primary color system includes Red, Green, Blue, Cyan, Yellow, and Magenta primaries. The systems of the present invention maintain compatibility with existing color systems and equipment and provide systems for backwards compatibility with older color systems. |
| US11030924B2 |
Label measurement system for a container
The present application is directed to a rotating shrink label measurement systems for a container and methods thereof. A base label may be adhered to the container, and measurement information displayed on the base label. A top label may cover at least a portion of the base label. The top label may be rotatable about the base label to a specific unit of measurement. The top label may have a transparent window allowing measurement information for the specific unit of measurement to be visible through the transparent window. The container and top label may be enclosed by a tamper evident sleeve. |
| US11030921B2 |
Change data driven tactile response
Various examples described herein are directed to systems, methods, and computer-readable medium for providing a tactile response. A document that includes visual data is received. Change data for the visual data that indicates changes in data values of the visual data from a previous time is received. The visual data is rendered. An indication that a section of the document is selected is received. The section includes a first visual data. A change of the first visual data is determined from the change data. A tactile response unit is controlled to provide a tactile response based on the change of the first visual data. |
| US11030917B2 |
Wearable apparatus and method for monitoring posture
The present disclosure relates to systems and methods for monitoring posture of a user of a wearable apparatus. In one implementation, the system may include an image sensor configured to capture one or more images from an environment of the user of the wearable apparatus and at least one processing device. The at least one processing device may be configured to analyze the one or more images to determine at least one indicator of the posture of the user, determine feedback for the user based on the at least one indicator of the posture of the user, and cause the feedback to be output to the user. |
| US11030915B1 |
Method and apparatus for preparing integrated multiple skill level reading materials
A method of providing multiple reading skill level texts integrated into a same story. Each of the multiple reading skill level texts is assigned a unique visual identification of at least one of a different color, varying relative text size, varying relative typeface, capitalization, and bolded text. Each of the multiple reading skill level texts is an adapted version of the same story, with all reading skill levels arranged in a same paragraph of the same story, allowing a single book to be used with children whose ages range from infant to upper elementary school age and still maintaining age and skill appropriate content in the single book. |
| US11030914B2 |
Learning device and method
A method and device includes an input/output interface, a memory, and one or more processors communicably coupled to the input/output interface and the memory. The input/output interface includes a display and a speaker. A musical or linguistic work is selected via the input/output interface. A visual data and an audio data for the selected musical or linguistic work is retrieved from the memory or the input/output interface using the one or more processors. All or part of the visual data is displayed on the display. A portion of the displayed visual data is selected via the input/output interface. A portion of the audio data corresponding to the selected portion of the visual data is played using the speaker and the one or more processors. |
| US11030911B2 |
Electronic apparatus, notification method, and computer-readable storage medium
A mobile terminal includes a sensor information acquisition unit, a state calculation unit, and an output control unit. The sensor information acquisition unit successively acquires bio-information relating to a subject. The sensor information acquisition unit acquires activity information relating to activity of the subject. The state calculation unit estimates a physical condition of the subject based on the bio-information acquired and the activity information acquired. The output control unit controls the output unit to perform a notification of information based on the physical condition of the subject estimated. |
| US11030907B1 |
Methods, systems, and apparatuses for identifying and indicating the secondary runway aiming point (SRAP) approach procedures
Methods, systems, and apparatuses are provided for a Secondary Runway Aiming Point (SRAP) procedure of an approach by an ownship that includes identifying at least one aircraft making an approach that satisfy a set of preconditions to pair the aircraft to the ownship in the SRAP procedure; calculating a set of results based on lateral and vertical deviations of a paired SRAP aircraft to the ownship, and differential lateral and vertical rates of the paired SRAP aircraft to the ownship; deriving one or more points from the calculated set of results to determine whether in a flight path of the ownship there is an occurrence of an intrusion into a wake of the paired SRAP aircraft during the approach, and generating graphic data to present on the cockpit display the occurrence of the intrusion in the wake of the flight path of the ownship to the paired SRAP aircraft. |
| US11030906B2 |
System for taking into account micro wind conditions in flight plans for aerial vehicles
A system for taking into account micro wind conditions in a region. The system comprises a plurality of aerial vehicles within the region and a wind speed calculator. Each of the plurality of aerial vehicles has an altitude sensor and a GPS receiver. The wind speed calculator is configured to determine wind vectors within the region using measurements from the plurality of aerial vehicles. |
| US11030904B2 |
Information processing apparatus, information processing method, and vehicle
The present disclosure relates to an information processing apparatus, an information processing method, a program, and a vehicle capable of predicting occurrence of a car traffic accident by detecting information regarding the other vehicle traveling around the vehicle and the other person who is a driver. An information processing apparatus according to a first aspect of the present disclosure includes a sensing unit that senses surrounding environment, a reception unit that receives information to prevent an accident regarding a predetermined area according to a current position, and a control unit that changes a parameter with which the sensing unit senses the surrounding environment on the basis of the information to prevent an accident received from the reception unit and a performance of the sensing unit. The present disclosure is capable of being applied to, for example, a car navigation system. |
| US11030902B2 |
Systems and methods for using radio frequency signals and sensors to monitor environments
Systems and methods for using radio frequency signals and sensors to monitor environments (e.g., indoor building, industrial environments) are disclosed herein. In one embodiment, a system for providing a wireless asymmetric network comprises a hub having one or more processing units and at least one antenna for transmitting and receiving radio frequency (RF) communications in the wireless asymmetric network and a plurality of sensor nodes each having a wireless device with a transmitter and a receiver to enable bi-directional RF communications with the hub in the wireless asymmetric network. The one or more processing units of the hub are configured to determine localization of the plurality of sensor nodes within the wireless asymmetric network, to monitor regions within an environment for human presence and location of at least one robot, to determine human presence information to indicate whether a human is present within the monitored regions, and to determine a location for the human based on the human presence information when a human is present within the monitored regions. |
| US11030899B2 |
Apparatus for providing vehicular environment information
An apparatus for providing vehicular environment information, which includes acquiring with at least one sensor vehicular environment data that is external to a vehicle. The vehicular environment data is provided to a processing unit. The processing unit determines vehicular environment information, wherein the determination of the vehicular environment information includes using the vehicular environment data. The processing unit is also configured to provide at least a portion of a frame around an environment display monitor that is configured to provide information to a driver of the vehicle, on the basis of the vehicular environment information. |
| US11030895B1 |
Incident-based traffic signal preemption and priority
Controlling traffic signal preemption includes inputting to a conditional preemption circuit, values of a plurality of incident parameters that include at least a vehicle unit identifier of a vehicle unit and an incident priority that describes an incident. The conditional preemption circuit determines a preemption mode for a vehicle associated with the vehicle unit identifier based on one or more of the plurality of incident parameters. The preemption mode is one of a first mode or a second mode. Traffic signal preemption is enabled for the vehicle unit in response to the conditional preemption circuit determining the first mode. Traffic signal preemption is disabled for the vehicle unit in response to the conditional preemption circuit determining the second mode. |
| US11030894B2 |
System and method for tracking dimensional characteristics of a device in motion
System and method for tracking at least one device in real-time. A position encoding unit is configured to detect a position of the device, which is configured to move in a first direction. A stage is configured to selectively move with a forward axis of travel and a reverse axis of travel substantially parallel to the first direction and having a stage speed controllable by a controller. A ranged imaging unit is fixedly mounted to the stage and may selectively scan the device upon command. The controller is configured to obtain a speed of the device. When the device reaches a pre-programmed position, the stage is selectively moved at the stage speed synchronized to the speed of the device to within a predefined match value. The ranged imaging unit is employed to determine dimensional characteristics of the device. |
| US11030885B2 |
System and method for processing multiple signals
A system and a method for processing multiple signals generated by sensors processing to identify and/or monitor physiological data of an individual (for example in healthcare system) or general statement of an environment, a predetermined space (for example a room, a machine, a building) or an object (for example in smart home system, environment monitoring system, fire prevention system or the like). |
| US11030884B1 |
Real-time prevention and emergency management system and respective method of operation
The present invention discloses a real-time prevention and emergency management system and respective method of operation.The system comprises a Central Processing Unit (1), a plurality of Local Units (2), a plurality of Local Entities (3) and a plurality of Agent Entities (4), which are connected together by means of a communication network (5).The architecture of the system implements a stratified hierarchical scheme, where the elements are organized in 3-layers, being the Central Processing Unit (1) the core-knowledge and processing element. The Local Units (2), belong to a second layer, and are responsible for generating processed-data from event's raw data collected by the Agent Entities (4) and Local Entities (3), representing a third layer, that are assign to each Local Unit. The Agent Entities (4) can be of a singular or collective type, and are organized according to a hierarchical scheme. |
| US11030881B1 |
Systems and methods for reconstruction of a vehicular crash
A system for notifying emergency services of a vehicular crash may (i) receive sensor data of a vehicular crash from at least one mobile device associated with a user; (ii) generate a scenario model of the vehicular crash based upon the received sensor data; (iii) store the scenario model; and/or (iv) transmit a message to one or more emergency services based upon the scenario model. As a result, the speed and accuracy of deploying emergency services to the vehicular crash location is increased. The system may also utilize vehicle occupant positional data, and internal and external sensor data to detect potential imminent vehicle collisions, take corrective actions, automatically engage autonomous or semi-autonomous vehicle features, and/or generate virtual reconstructions of the vehicle collision. |
| US11030880B1 |
Loss prevention system
A system to protect precious articles comprising a beacon device coupled with the precious articled in wireless communication with a detection device coupled with a user. The system periodically estimates the distance between the beacon device and the detection device and triggers an alarm on the detection device when the distance exceeds a predetermined threshold. |
| US11030879B2 |
Environment-aware monitoring systems, methods, and computer program products for immersive environments
Methods and systems for monitoring an immersive system include detecting a first event that occurs in an environment of a user of the immersive system that is external to an immersive headset of the immersive system while the user is operating the immersive system, initiating monitoring of the environment of the user of the immersive system responsive to detecting the first event, detecting a second event that occurs in the environment of the user of the immersive system that is external to the immersive headset while monitoring the environment of the user of the immersive system, and, responsive to determining that the second event matches a defined pattern, providing an indication to the user of the immersive system so that the user is alerted. |
| US11030878B2 |
Tool safety system
A tether tracking system configured to secure and monitor a one or more tools to prevent drops and accidents by a worker. The tether tracking system comprises a base portion, a two or more straps, a one or more hooks, a tool strap and a one or more hook anchors. The two or more straps comprise at least a first strap and a second strap. The first strap comprises a first end and a second end. The second strap comprises a first end and a second end. The two or more straps are attached to the base portion with the second end of the first strap and the second end of the second strap attached to the base portion. The first end of the second strap is attached to the tool strap. The tool strap is configured to selectively attach to one among a one or more tool tethers. |
| US11030877B2 |
Vaporized aerosol detection network
A vaporized aerosol, particle, and gas detection network includes an entry unit that includes a trigger sensor configured to detect a triggering event in an environment. Further the trigger sensor generates a detection signal in response to the detected triggering event in the environment. The entry unit also includes an entry unit housing configured to enclose at least a portion of the trigger sensor. The network additionally includes a detection unit communicatively connected to the entry unit that includes a particle sensor configured to detect a particle count of the environment in response to the generation of the detection signal. The detection unit also has a detection unit housing configured to enclose at least a portion of the particle sensor. |
| US11030872B2 |
Real-time event communication and management system, method and computer program product
A real time medical communication system for sending Notifications of medical Alerts includes a data translation layer for receiving real time medical data from one or more sources via a network and an Alerts engine. The Alerts engine may include a message processing module including an entity extraction module configured to extract entities from the real time medical data; and a fragment generation module configured to define fragments comprising events of interest for defining one or more medical Alerts. The Alerts engine may further include an Alert generation module that may include fragment query and evaluation modules for analyzing received real time medical data for defined fragments and generating one or more medical Alerts therefrom. A Notification module may also be provided for sending Notifications of Alerts to users. |
| US11030868B2 |
Object detection and management
A mat includes a receiving surface, a transceiver, and a computer. The computer is programmed to cause the transceiver to transmit a beacon, including one or both of a mat identifier and location, upon detecting an approaching delivery vehicle. The computer is programmed to, upon detecting placement of an object on the receiving surface, transmit a confirmation message. |
| US11030866B2 |
Service request method and system using local server
A service request system comprises: a call bell device transmitting service request information in response to a customer's input; a first gateway device receiving the service request information through a local area communication; a service server connected to the first gateway device over an Internet and, in an online status, receiving the service request information from the first gateway device through the Internet; a staff terminal connected to the service server over the Internet and receiving the service request information from the service server through the Internet; a local server connected to the first gateway device and the staff terminal over the local area communication, monitoring availability of the Internet and, in an offline state, receiving the service request information of the call bell device from the first gateway device and transmitting the service request information of the call bell device to the staff terminal through the local area communication. |
| US11030865B1 |
Systems and methods for delivering a plurality of haptic effects
A haptic device including an active element and a plurality of passive elements coupled to the active element. Each passive element has a respective response to a wave transmitted by the active element, and is configured to cause a respective haptic effect at a respective location away from the active element. In some embodiments, the respective response includes resonating when energy having a resonant frequency is received. In some embodiments, the wave transmitted by the active element is in the form of a vibration or acoustic energy. |
| US11030864B2 |
Apparatus and method for modifying a haptic output of a haptic device
An example wearable device includes a haptic actuator to produce a haptic vibration in response to a target input waveform, a haptic effect sensor to measure a haptic vibration corresponding to the haptic vibration and to output a measured haptic vibration waveform and a feedback circuit to modify the target input waveform to reduce a difference between the haptic vibration and a measured haptic vibration waveform. |
| US11030863B2 |
Systems and methods for providing audio information in a vehicle
System, methods, and other embodiments described herein relate to providing audio information in a vehicle. In one embodiment, a method includes determining whether at least one vehicle alert is to be provided by the vehicle, and outputting, in response to determining that the at least one vehicle alert is to be provided, an audio signal for the at least one vehicle alert at a plurality of frequencies. The plurality of frequencies range from a predetermined minimum frequency value to a predetermined maximum frequency value. |
| US11030862B2 |
Scanner with projected human interface
Hardware controls associated with features of a scanner are removed, and a combined scanner and transaction terminal is provided without the hardware controls. Operations associated with the removed hardware controls are graphically depicted as selectable window options within scanner-generated windows. The scanner generated windows are provided as a projected human interface for the missing hardware controls. The projected human interface is provided with and accessible from a display that includes transaction windows produced by transaction software of the transaction terminal, such that the selectable window options are always accessible from the display during transaction processing performed by the transaction software. |
| US11030856B2 |
Information aggregation games
Games related to the aggregation of information are described. |
| US11030855B1 |
Sensor equipped device for holding and counting gaming chips
A system useful for recording and monitoring the number of gaming tokens (chips) in a single row of a container (chip tray), in each of the rows of a container, in all of the rows of a container, and/or in each or all rows of all of the containers of a gaming establishment (casino), has a number of measuring infrared sensors removably attached to the container, the measuring sensors and microprocessor determining the number of gaming tokens or sum monetary value of gaming tokens and communicating the number of gaming tokens or their monetary value to a display screen for monitoring by casino personnel. |
| US11030854B2 |
Game with chance element and tax indicator
In various embodiments a player of a gaming device or mobile gaming device is presented with an indication of a payout amount less any taxes that would be owed for the payout. |
| US11030836B2 |
Door lock system and handle of door for vehicle
A door lock system includes a first circuit performing a first communication to request a response for determining availability of unlocking a door, a second circuit performing a second communication for determining availability of unlocking the door and transmitting a reception result of the second communication to an outside of the door lock system, and a control circuit controlling operations of the first circuit and the second circuit. The control circuit stops one of the first communication and the second communication from being performed in a case where the other one of the first communication and the second communication is performed. |
| US11030832B2 |
Apparatus and method for generating test case for vehicle
An apparatus for generating a test case for a vehicle includes a communication device that receives vehicle data from an electronic device. The apparatus also includes a controller that converts the vehicle data to a state diagram, patterns the state diagram, and generates the test case based on the patterned state diagram. |
| US11030823B2 |
Adjustment of architectural elements relative to facades
Improper positioning of architectural features is corrected during construction or reconstruction of a multi-dimensional (e.g., 3D) building model using known architectural dimensions and known relationships to planes (facades). The system identifies architectural elements that have known architectural standard positions relative to planes within the multi-dimensional model. Dimensional measurements of architectural elements in the multi-dimensional model are used to properly position one or more architectural elements relative to associated planes within the multi-dimensional building model. For example, a window position on a 3D building model first façade is moved inward (offset) according to the known relationship of a window (architectural element) being inset relative to a façade (e.g., exterior wall). In addition, a window frame could be repositioned outwardly relative to the same façade plane based on a known relationship of a frame being located on an external surface of the façade (e.g., exterior wall). |
| US11030820B1 |
Systems and methods for surface detection
In one embodiment, a method includes: tracking first positions of a controller in a three-dimensional space; determining a plurality of planes based on the first positions; determining that the plurality of planes are within a threshold deviation of each other; generating a virtual plane based on the plurality of planes; tracking second positions of the controller in the three-dimensional space; identifying one or more of the second positions that are within a threshold distance of the virtual plane; generating a drawing in the virtual plane based on the one or more of the second positions; and rendering a scene depicting the drawing. |
| US11030813B2 |
Video clip object tracking
Aspects of the present disclosure involve a system comprising a computer-readable storage medium storing at least one program, and a method for rendering a three-dimensional virtual object in a video clip. The method and system include capturing, using a camera-enabled device, video content of a real-world scene and movement information collected by the camera-enabled device during capture of the video content. The captured video and movement information are stored. The stored captured video content is processed to identify a real-world object in the scene. An interactive augmented reality display is generated that: adds a virtual object to the stored video content to create augmented video content comprising the real-world scene and the virtual object; and adjusts, during playback of the augmented video content, an on-screen position of the virtual object within the augmented video content based at least in part on the stored movement information. |
| US11030808B2 |
Generating time-delayed augmented reality content
An example method includes: obtaining an image of an object captured by a device during relative motion between the object and the device; determining a location of the device relative to the object during image capture based on one or more attributes of the object in the image; storing the image of the object and the location of the device during image capture; mapping a 3D graphical model representing the object to the object in the image based, at least in part, on the location of the device; receiving, at a time subsequent to capture of the image, first data representing an action to be performed for the object in the image; and generating second data for use in rending content on a display device, where the second data is based on the image stored, the location of the device stored, and at least some information from the model. |
| US11030807B2 |
Image to item mapping
There is disclosed a technique for displaying a digital image on a representation of an object, comprising: defining reference point positions on digital image template of a reference item; fitting the reference item to an object; capturing an image of the reference item fitted to the object; mapping positions on a digital image template of a non-reference item to the location positions of the reference points of the captured image to generate a manipulated non-reference digital image; and displaying the manipulated digital image on the reference item fitted to the object. |
| US11030805B2 |
Displaying data lineage using three dimensional virtual reality model
Data lineage including a plurality of levels can be received. A configuration also can be received. A three dimensional (3D) virtual reality (VR) model can be built, the 3D VR model including a plurality of floors based on data lineage content corresponding to the plurality of levels and the configuration. The 3D VR model can depict, on at least a first of the plurality of floors, a plurality of rooms of a virtual building representing data elements and hallways of the building representing data flows between data elements. A view of the 3D VR model can be displayed on a display device, wherein the 3D VR model is configured for a user to navigate the plurality of the rooms and hallways of the virtual building to determine lineage of data. |
| US11030797B2 |
Primitive fragment processing in the rasterization phase of a graphics processing system
Systems and methods for processing primitive fragments in a rasterization phase of a graphics processing system wherein a rendering space is subdivided into a plurality of tiles. The method includes receiving a plurality of primitive fragments, each primitive fragment corresponding to a pixel sample in a tile; determining whether a depth buffer read is to be performed for hidden surface removal processing of one or more of the primitive fragments; sorting the primitive fragments into a priority queue and a non-priority queue based on the depth buffer read determinations; and performing hidden surface removal processing on the primitive fragments in the priority and non-priority queues wherein priority is given to the primitive fragments in the priority queue. |
| US11030796B2 |
Interfaces and techniques to retarget 2D screencast videos into 3D tutorials in virtual reality
Embodiments of the present invention provide systems, methods, and computer storage media which retarget 2D screencast video tutorials into an active VR host application. VR-embedded widgets can render on top of a VR host application environment while the VR host application is active. Thus, VR-embedded widgets can provide various interactive tutorial interfaces directly inside the environment of the VR host application. For example, VR-embedded widgets can present external video content, related information, and corresponding interfaces directly in a VR painting environment, so a user can simultaneously access external video (e.g., screencast video tutorials) and a VR painting. Possible VR-embedded widgets include a VR-embedded video player overlay widget, a perspective thumbnail overlay widget (e.g., a user-view thumbnail overlay, an instructor-view thumbnail overlay, etc.), an awareness overlay widget, a tutorial steps overlay widget, and/or a controller overlay widget, among others. |
| US11030794B2 |
Importance sampling for determining a light map
A bounce light map for a scene is determined for use in rendering the scene in a graphics processing system. Initial lighting indications representing lighting within the scene are determined. For a texel position of the bounce light map, the initial lighting indications are sampled using an importance sampling technique to identify positions within the scene. Sampling rays are traced between a position in the scene corresponding to the texel position of the bounce light map and the respective identified positions with the scene. A lighting value is determined for the texel position of the bounce light map using results of the tracing of the sampling rays. By using the importance sampling method described herein, the rays which are traced are more likely to be directed towards more important regions of the scene which contribute more to the lighting of a texel. |
| US11030792B1 |
System and method for packing sparse arrays of data while preserving order
Disclosed herein are systems and methods for packing stream outputs of a geometry shader into an output buffer. In one aspect, an exemplary method comprises generating, using vertices of primitives received from one or more geometry shaders, a stream output data together with an index buffer, where each absent vertex is replaced with a primitive restart, rebuilding the index buffer to a list format; and unwrapping the index data of the rebuilt index buffer to a packed buffer. |
| US11030789B2 |
Animated chat presence
The present invention relates to a method for generating and causing display of a communication interface that facilitates the sharing of emotions through the creation of 3D avatars, and more particularly with the creation of such interfaces for displaying 3D avatars for use with mobile devices, cloud based systems and the like. |
| US11030787B2 |
Mobile-based cartographic control of display content
A content display system can control which content and how the content is displayed based on viewing parameters, such as a map zoom level, and physical distance parameters, e.g., a geo-fence distance and an icon visibility distance. Different combinations of input (e.g., zoom level and physical distances) yield a myriad of pre-set content displays on the client device, thereby allowing a creator of an icon to finely tune how content displayed otherwise accessed. |
| US11030786B1 |
Hair styles system for rendering hair strands based on hair spline data
Systems and methods are provided for rendering hair. The systems and methods include receiving hair spline data comprising coordinates of a plurality of hair strands; selecting a first hair strand of the plurality of hair strands; retrieving coordinates of the first hair strand; identifying based on the respective coordinates of the plurality of hair strands a second hair strand that is adjacent to the first hair strand; storing a reference to the second hair strand in association with the coordinates of the first hair strand; and generating one or more additional hair strands between the first hair strand and the second hair strand based on the coordinates of the first hair strand and the reference to the second hair strand. |
| US11030783B1 |
Hidden surface removal in graphics processing systems
A graphics processor that performs early depth tests for primitives in respect of patches of a render output, and depth tests for sampling positions of the render output, maintains a per patch depth buffer that stores depth values for patches for use by the patch early depth test and a per sample depth buffer. When processing of a render output is stopped before the render output is finished, the per sample depth values in the per sample depth buffer are written to storage so that those values can be restored, but the per patch depth value information in the per patch depth buffer is discarded. Then, when processing of the render output is resumed, the per sample depth buffer values are loaded into a per sample depth buffer, and the loaded per sample depth buffer values are also used to restore the per patch depth buffer. |
| US11030780B2 |
Ultrasound speckle reduction and image reconstruction using deep learning techniques
Ultrasound B-mode images are reconstructed directly from transducer channel signals using a convolutional neural network (CNN). The CNN is trained with a dataset including, as inputs, simulated transducer array channel signals containing simulated speckle and, as outputs, corresponding simulated speckle-free B-mode ground truth images. After training, measured real-time RF signals taken directly from an ultrasound transducer array elements prior to summation are input to the CNN and processed by the CNN to generate as output an estimated real-time B-mode image with reduced speckle. |
| US11030774B2 |
Vehicle object tracking
A system, comprising a computer that includes a processor and a memory, the memory storing instructions executable by the processor to determine an object location prediction based on a video data stream, wherein the object location prediction is based on processing cropped TEDA data with a neural network. The processor can be further programmed to download the object location prediction to a vehicle based on a location of the vehicle. |
| US11030772B2 |
Pose synthesis
Examples are disclosed that relate to computing devices and methods for synthesizing a novel pose of an object. One example provides a method comprising receiving a reference image of an object corresponding to an original viewpoint. The reference image of the object is translated into a depth map of the object, and a new depth map of the object is synthesized to correspond to a new viewpoint. A new image of the object is generated from the new viewpoint based on the new depth map of the object and the reference image of the object. |
| US11030771B2 |
Information processing apparatus and image generating method
A motion detecting section 30 detects the attitude of a head-mounted display device worn on the head of a user. A visual line direction determining section 32 determines a visual line direction in accordance with the detected attitude of the head-mounted display device. An image generating section 34 generates an image based on the determined visual line direction. An image providing section 36 provides the head-mounted display device with the generated image. An instruction acquiring section 24 acquires from an input device 6 an instruction to switch the visual line direction. When the instruction acquiring section 24 acquires the switching instruction, the visual line direction determining section 32 changes the visual line direction by a predetermined angle. |
| US11030768B2 |
Image processing for occluded item recognition
Cameras capture time-stamped images of predefined areas. Individuals and items are tracked in the images. Occluded items detected in the images are preprocessed to remove pixels associated with occluded information and the pixels remaining associated with the items are cropped. The preprocessed and cropped images are provided to a trained machine-learning algorithm or a trained neural network trained to classify and identify the items. Output received from the trained neural network provides item identifiers for the items that are present in the original images. |
| US11030767B2 |
Imaging apparatus and imaging system
An imaging apparatus of this application is an imaging apparatus for performing processing of machine learning related to estimation of a distance image closer to reality related to an object than a distance image related to the object captured by an imaging sensor from the distance image, including a data acquisition unit for acquiring distance image data related to the object; and a preprocessing unit for creating input data from the distance image data related to the object in which processing of machine learning for estimating distance image data close to reality related to the object from the distance image data related to the object is performed using the input data. |
| US11030765B2 |
Prediction method for healthy radius of blood vessel path, prediction method for candidate stenosis of blood vessel path, and blood vessel stenosis degree prediction device
The present disclosure provides a prediction method for a healthy radius of a blood vessel path, a prediction method for candidate stenosis of a blood vessel path, and a blood vessel stenosis degree prediction device. The prediction method for a healthy radius includes: obtaining a blood vessel radius of the blood vessel path; by a processor, detecting a radius peak of the blood vessel radius of the blood vessel path; and by the processor, predicting the healthy radius of the blood vessel path by performing a regression on the radius peak of the blood vessel radius. The blood vessel stenosis degree prediction device can, in certain embodiments, automatically determine the candidate stenosis and detect the degree of stenosis for the candidate stenosis range, significantly reduce the computation load, improve the detection efficiency and effectively avoid missed detection. |
| US11030764B2 |
Method and system for trailer size estimating and monitoring
A vehicle system for estimating a trailer size may include a plurality of sensors arranged on a vehicle and may be configured to detect objects external to the vehicle and provide trailer data indicative of a trailer location behind a vehicle and a memory configured to maintain a virtual grid including a plurality of cells. The system may also include a controller in communication with the sensors and memory and configured to determine, based on the trailer data received within a predefined amount of time, an occupancy frequency for each of the plurality of cells, the occupancy frequency being an incrementation of each time an object was detected within the respective cell; determine a threshold distribution based on the occupancy frequency of each cell; and determine a trailer size based on the cells having an occupancy frequency exceeding the threshold distribution. |
| US11030759B2 |
Method for confident registration-based non-uniformity correction using spatio-temporal update mask
A scene-based non-uniformity correction method to achieve a fixed-pattern noise reduction and eliminate ghosting artifacts based on robust parameter updates via a confident inter-frame registration and spatio-temporally consistent correction coefficients. The method includes the steps of: Assessing an input image frame whether the input image frame has a sufficient scene detail for registrations to prevent false registrations originated from low-detail scenes, calculating horizontal and vertical translations between frames to find a shift, introducing a scene-adaptive registration quality metric to eliminate erroneous parameter updates resulting from unreliable registrations and applying a Gaussian mixture model (GMM)-based temporal consistency restriction to mask out unstable updates in non-uniformity correction parameters. |
| US11030755B2 |
Multi-spatial scale analytics
Systems, methods, and computer-readable for multi-spatial scale object detection include generating one or more object trackers for tracking at least one object detected from on one or more images. One or more blobs are generated for the at least one object based on tracking motion associated with the at least one object. One or more tracklets are generated for the at least one object based on associating the one or more object trackers and the one or more blobs, the one or more tracklets including one or more scales of object tracking data for the at least one object. One or more uncertainty metrics are generated using the one or more object trackers and an embedding of the one or more tracklets. A training module for detecting and tracking the at least one object using the embedding and the one or more uncertainty metrics is generated using deep learning techniques. |
| US11030750B2 |
Multi-level convolutional LSTM model for the segmentation of MR images
Approaches for the automatic segmentation of magnetic resonance (MR) images. Machine learning models segment images to identify image features in consecutive frames at different levels of resolution. A neural network block is applied to groups of MR images to produce primary feature maps at two or more levels of resolution. The images in a given group of MR images may correspond to a cycle and have a temporal order. A second RNN block is applied to the primary feature maps to produce two or more output tensors at corresponding levels of resolution. A segmentation block is applied to the two or more output tensors to produce a probability map for the MR images. The first neural network block may be a convolutional neural network (CNN) block. The second neural network block may be a convolutional long short-term (LSTM) block. |
| US11030747B1 |
System and method for automatic thoracic organ segmentation from CT using a deep learning framework
The present disclosure relates to a method and apparatus for automatic thoracic organ segmentation. The method includes: receiving three-dimensional (3D) images obtained by a computed tomography (CT) system; processing the 3D images to have the same spatial resolution and matrix size; building a two-stage deep learning framework using convolutional neural networks (CNNs) for organ segmentation; adapting the deep learning framework to be compatible with incomplete training data; improving the CNNs upon arrival of new training data; post-processing the output from the deep learning framework to obtain final organ segmentation. |
| US11030745B2 |
Image processing apparatus for endoscope and endoscope system
An image processing apparatus for an endoscope includes processing circuitry. The processing circuitry acquires a left image and right image. The processing circuitry generates a three-dimensional display image based on the left image and right image. The processing circuitry sets a first region in a part of the left image or right image. The first region is a region having a blur. The processing circuitry sets a second region in the left image or right image. The second region is a region where the user is performing treatment. The processing circuitry computes an overlapping region between the first region and the second region. The processing circuitry determines whether or not to notify the user based on the overlapping region. The processing circuitry generates information for notifying. |
| US11030739B2 |
Human detection device equipped with light source projecting at least one dot onto living body
A human detection device according to an aspect of the present disclosure includes at least one light source that, in operation, projects, onto a target, at least one dot formed by first light, the target including a person and an object other than the person; an image capturing system including photodetector cells that detect second light from the target on which the at least one dot is projected, the image capturing system, in operation, generating and outputting an image signal denoting an image of the target on which the at least one dot is projected; and an arithmetic circuit that is connected to the image capturing system and that, in operation, generates and outputs information indicating whether the person is located at a position corresponding to each pixel included in the image denoted by the image signal. |
| US11030736B2 |
Method for applying automatic optical inspection to copper coils thinned by laser etching and apparatus therefor
A method for applying AOI to copper coils thinned by laser etching includes placing a half-finished product under a scanning unit; scanning the half-finished product to generate an image; sending the image to an image analysis unit which is activated to analyze the image, identify cutting boundaries of the half-finished product, compare the cutting boundaries with an original processing path file, and identify defects of the half-finished product; activating the image analysis unit to find points around the half-finished product; activating the image analysis unit to simulate an optimum path; activating the image analysis unit to convert the optimum path into an optimum processing path file; activating the image analysis unit to send the optimum processing path file to a program unit; conveying the half-finished product to dispose under a laser processing unit; and activating the program unit to instruct the laser processing unit to process the half-finished product. |
| US11030730B2 |
Composite group image
A method and device for generating a composite group image from subgroup images is provided. Subgroup images, each having a common background, are accessed. The boundaries of a subgroup area within each of the subgroup images is determined. At least one horizontal and at least one vertical shift factor is determined using the determined boundaries. An arrangement for the subgroup images based on the at least one horizontal and the at least one vertical shift factor is generated. The composite group image is generated by blending the subgroup images arranged in the arrangement. |
| US11030727B2 |
Display apparatus and display method
A display apparatus includes: a display unit; an acquiring unit configured to acquire brightness information that is information related to display brightness; and a correcting unit configured to, in a case where a first image that is an image based on first image data having a first dynamic range and a second image that is an image based on second image data having a second dynamic range narrower than the first dynamic range are displayed on a screen, correct the second image data so that the first image is displayed in accordance with the display brightness related to the brightness information and the second image is displayed in accordance with display brightness that is lower than the display brightness related to the brightness information. |
| US11030726B1 |
Image cropping with lossless resolution for generating enhanced image databases
A method including selecting, in a server, a first image portion from an image is provided. The method also includes identifying one or more known similar images associated with the first image portion, and determining a first score for enhancing the first image portion based on the known similar image(s). The method includes increasing a pixel resolution in the first image portion according to the scale to form an enhanced image portion. The method also includes identifying a synthetic value for the enhanced image portion and storing the enhanced image portion in a database when the synthetic value is below a tolerance value. |
| US11030724B2 |
Method and apparatus for restoring image
Provided is an image restoration apparatus and method. The image restoration apparatus may store an image restoration model including a convolutional layer corresponding to kernels having various dilation gaps, and may restore an output image from a target image obtained by rearranging a compound eye vision (CEV) image by the image restoration model. |
| US11030722B2 |
System and method for estimating optimal parameters
A method and system of generating an adjustment parameter value for a control parameter to enhance a new image, which includes configuring a neural network, trained to restore image quality for a derivative image, to that of an earlier version of the derivative image, to generate as an output the adjustment parameter value, for the control parameter in response to input of data derived from the new image, and changing a control parameter of the new image, by generating the adjustment parameter value by calculating an inverse of the output value, and applying the adjustment parameter value to the control parameter of the new image so as to generate an enhanced image. |
| US11030713B2 |
Extended local memory including compressed on-chip vertex data
An embodiment of a graphics apparatus may include an embedded local memory, and a memory extender communicatively coupled to the embedded local memory to extend the embedded local memory. The memory extender may be configured to compress information and store the compressed information in the embedded local memory. Additionally, or alternatively, the memory extender may be configured to expose the embedded local memory for non-local access. Other embodiments are disclosed and claimed. |
| US11030711B2 |
Parallel processing image data having top-left dependent pixels
Methods and systems may include logic to identify a plurality of blocks in image data having one or more top-left dependent pixels, and select the plurality of blocks in a wavefront order for processing. In addition, the logic may process a plurality of pixels in each block in the wavefront order. The system may also include a display device to output a result associated with processing the plurality of pixels. |
| US11030710B2 |
System and method for ridesharing
A system and method for providing a reliable rideshare scheduling service rideshare fault tolerant watchdog system that may be reliant on other on-demand rideshare facilities or underlying rideshare sub-systems. |
| US11030709B2 |
Method and system for automatically creating and assigning assembly labor activities (ALAs) to a bill of materials (BOM)
A method and system for automatically creating and assigning assembly labor activities (ALAs) to a bill of materials (BOM) with a cloud SaaS service. ALA templates are automatically selected and populated for the BOM including labor activities, and other construction related activities, required to build a desired physical structure (e.g., building, etc.) and used to automatically create the ALAs associated with a particular BIM or set of BOM Items. A Critical Path Method (CPM)—Work Time Schedule (WTS) is automatically created. The CPM-WTS along with BOM information is used to automatically create a cost estimate report for building the desired physical structure created. An interactive messaging system is used with the SaaS service to send mobile messages for scheduled ALAs, requesting crew size and productivity information each day for each scheduled ALA and showing productivity trends for contractors, subcontractors, suppliers, inspectors or other parties associated with one or more of the ALA activities in the CPM-WTS. If the schedule progress varies from the scheduled amount, the interactive messaging system sends a message requesting the cause of the schedule impact. |
| US11030707B2 |
Integrating an application into operating system components of a mobile computing platform
An application may be integrated into an operating system component of a mobile computing platform. The application communicates registration information to an extension mechanism within the mobile computing platform. The extension mechanism registers the application and modifies the operating system component to provide interoperability with the application based on the registration information. The extension mechanism couples the operating system component with content from a counterpart application to the application, which corresponds to information presented on the operating system component. |
| US11030705B1 |
Quick serve tax application
A method includes importing personal and financial information from an image of a third-party tax form associated with a taxpayer. The method further includes assigning, based at least in part on the personal and financial information, the taxpayer to one of a plurality of user classes. The user class of the taxpayer determines at least one subsequent interaction between the taxpayer and an online tax application. And the method includes using at least some of the personal and financial information to pre-populate one or more fields of an online tax return for the taxpayer. The online tax return is presented in a view in a graphical user interface displayed by the online tax application. |
| US11030701B1 |
Systems and methods for electronically matching online user profiles
A matching computer system for electronically generating, matching, and providing online user profiles, and determining a trust score for a user based upon at least social media data and insurance data is provided. The matching computer system may be configured to register users within the matching computer system, receive consent from the users to capture the social media data, and collect the social media data and the insurance data from each registered user. The matching computer system may be also configured to retrieve the social media data and the insurance data associated with each registered user. The matching computer system may be further configured to determine a trust score for each registered user based upon each respective social media data and each respective insurance data. Each trust score represents a level of trustworthiness of the user. |
| US11030700B2 |
Systems and methods for surface segment data
Systems, apparatus, interfaces, methods, and articles of manufacture that provide for acquisition, management, and/or utilization of surface segment data. |
| US11030693B2 |
System and method for matching trading orders based on priority
A system for managing trading orders comprises a memory to store a first trading order for a particular trading product, wherein the first trading order comprises display and reserve portions and is received from a first trader. The memory may store a second trading order for the particular trading product, wherein the second trading order comprises display and reserve portions and is received from a second trader after the first trading order. A processor of the system communicatively coupled to the memory may receive from a counterparty trader a counterorder for the trading product. The processor may use the counterorder to fill the display portions respectively of the first and second trading orders. After filling the display portion of the second trading order, the processor may exclusively offer at least a portion of the counterorder to the first trader for a configurable period of time. |
| US11030687B2 |
Bid/offer spread trading
A bid/offer spread market is presented that allows a trader to increase liquidity in traded items. A bid/offer spread market maker may make a bid/offer spread market. This bid/offer spread market may be made available to any market participant. In response to the spread market, an aggressor may respond to a bid or an offer with a hit or a take, respectively. In response to the hit or the take, the aggressor or bid/offer spread market maker, respectively, may create a separate underlying market using the selected (bid or offer) spread within a specified amount of time. The other party, a bid/offer spread trader, may trade on the quoted price within a specified amount of time, at which point a trade has occurred. |
| US11030685B1 |
Refinancing tools for purchasing transactions
A web based finance system allows users to refinance past eligible purchasing transactions. The system can include a system server(s) which is in communication through a network with client computing devices associated with customers. The server can receive customer information and determine a refinancing value range based upon the user has a bank account and/or credit risk rating information. The server can identify prior eligible credit card purchases for refinancing and the customer can select one or more purchases for refinancing and the refinancing loan terms. |
| US11030683B2 |
Systems and methods for aggregating and managing financial service accounts
The disclosed embodiments include methods and systems for providing an aggregated financial service account based on multiple private label financial accounts. In one embodiment, a process is disclosed that may include receiving a first request from a user for a first private label financial account that is usable for purchases associated with a first merchant and approving the first request for the first private label financial account. The method may also include receiving a request from the user for a second private label financial account that is usable for purchases associated with a second merchant and approving the second request for the second private label financial account. In one aspect, the method may also include generating an aggregated financial account based on the first and second private label accounts such that the aggregated financial account may be used for purchases with the first merchant or with the second merchant. |
| US11030682B1 |
System and method for programmatically accessing financial data
Systems and methods for programmatic access of external financial service systems. An application proxy instance is created that simulates an application of an external financial service system. A normalized account request is received for financial data of the external financial service system for a specified account. The normalized account request is provided by an external financial application system by using a financial data API of the financial platform system. Responsive to the normalized account request, communication is negotiated with the external financial service system by using the application proxy instance to access the requested financial data from the external financial service system by using a proprietary Application Programming Interface (API) of the external financial service system. The financial data is provided to the external financial application system as a response to the normalized account request. |
| US11030681B2 |
Intermediate blockchain system for managing transactions
An example operation may include one or more of identifying a first conferred asset exchange request from a first user account and a second conferred asset exchange request from a second user account which are capable of being used to settle each other, requesting an intermediary blockchain to perform a conferred asset settlement transaction for the first and second conferred asset exchange requests, determining that first conferred assets of the first user account and second conferred assets of the second user account have been transferred to temporary intermediary trading addresses, respectively, and releasing the first conferred assets to the second user account and the second loyalty assets to the first user account, in response to the determining. |
| US11030680B2 |
Automated fee-based data processing from remotely-based image merging
An e-commerce method involves on-line viewing of a first article through a linking node for virtual merging on another structure. A particular application of the invention is directed to on-line apparel shopping involving a matching scheme using data provided with images to be merged. In a particular example, on-line viewing of one article, such as clothing, on another structure, includes creating an item from image-data corresponding to an article selected by an on-line viewer from an on-line viewer site with an image of a structure selected by the on-line viewer, and indicating whether the article and the structure satisfy a criterion such as color or style. The computers are coordinated to provide the merged image data for viewing by the buyer, with a revenue generating feature that generates fees for at least one of the buyer and a seller associated with one of the seller websites, and charges the at least one of the buyer and the seller for the generated fees. |
| US11030675B2 |
Systems and methods for automated checkout in a retail facility
In some embodiments, a system for providing automated checkout at a retail facility comprises a plurality of portable RFID devices distributed to customers, a plurality of RFID readers configured to read the portable RFID devices, a plurality of cameras configured to capture images of products, and a control circuit configured to receive an indication of a membership identifier, receive an indication of a number of people in a group, associate the number of portable RFID devices with the membership identifier, wherein each person in the group receives one of the portable RFID devices, determine that an product has been selected, determine that one of the people in the group selected the product, update a virtual shopping cart based on the selection of the product, determine that a trigger condition has occurred, and automatically charge the customer for contents of the virtual shopping cart. |
| US11030674B2 |
Cognitive order processing by predicting resalable returns
Methods, computer program products, and systems are presented. The methods include, for instance: collecting data corresponding to factors that affect a resalable return rate of the item. By predicting the resalable return rate based on the factors and respective contribution of the factors, number of total units of the item is adjusted. |
| US11030672B2 |
Listing services within a networked environment
In various example embodiments, a system and method for digital lists of items are presented. An authentication interface module authenticates a first user device to authorize access to listing services of a web resource of a registered vendor. The web resource can generate an add-item request in response to user input from authorized user devices. The add-item request is linked to a first item of a vendor-item list. A list management module updates a selected-item list to include the first item of the vendor-item list and a notification attribute. A notification management module detects a notification event of the first item based on the notification attribute. In response to a detection of a notification event of the first item, the notification management module provides a notification message to one or more user devices linked to the first user account. |
| US11030670B2 |
Analyzing user behavior at kiosks to identify recommended products
The present invention is directed to determining products for a home project through a kiosk at a point of sale location corresponding to a retail establishment, and to determining products for a home project through a kiosk at a point of sale location corresponding to a retail establishment and based on a user's current or past behavior. In one scenario, a computer system receives user input including project information. The user input is converted into an electronic signal. The project information includes various user choices related to color profiles, and related to project materials or layout. The computer system determines a type of home project being pursued based on the received information. The computer system identifies products that correspond to the determined type of home project and received color profiles, and displays to the user images of the products that correspond to the determined type of home project and to the received color profiles. |
| US11030668B2 |
System and method for making a recommendation based on user data
There is described a system and computer-implemented method for providing a recommendation based on a sparse pattern of data. An exemplary method comprises determining a likelihood that an item for which no user preference data is available will be preferred. The exemplary method also comprises determining a likelihood that an item for which user preference data is available for users other than a particular user will be preferred based on the likelihood that the item for which no user preference data is available will be preferred. The exemplary method additionally comprises predicting that an item for which no user preference data relative to the particular user is available will be preferred if the likelihood that the particular user will prefer the item exceeds a certain level. |
| US11030666B2 |
Network-based marketplace service pricing tool for facilitating purchases of bundled services and products
An apparatus for pricing offers of healthcare services including an application server linked to a virtual payment system manager providing a pricing tool, a service pricing information database and a cost adjustment information database that are accessible by the application server. The pricing tool is operable to receive an indication of a healthcare service set that is respectively associated with a service detail information record included in the service pricing information database, dynamically calculating an adjusted physician fee for the primary service based on cost adjustment metrics for a geographic zone that corresponds to the specified location, and provide a recommended price for the indicated healthcare service set based on the calculated adjusted physician fee. A virtual money account database to maintain records of virtual funds of the user is provided and the virtual payment system manager is configured to allocate and distribute the virtual funds in the transaction marketplace system to virtual accounts of the user. |
| US11030665B2 |
Network-based marketplace service for facilitating purchases of bundled services and products
An apparatus for pricing offers of healthcare services includes an application server providing a pricing tool, and a service pricing information database and a cost adjustment information database that are accessible by the application server. The pricing tool is operable to receive an indication of a healthcare service set that is respectively associated with a service detail information record included in the service pricing information database, determine a base physician fee for a primary service of the indicated healthcare service set based on base pricing metrics for the primary service included in the service detail information record, receive an indication specifying a location for performing the primary service, calculate an adjusted physician fee for the primary service based on cost adjustment metrics for a geographic zone that corresponds to the specified location, and provide a recommended price for the indicated healthcare service set based on the calculated adjusted physician fee. The machine learning server instructs the service offer database to store each healthcare service provider service corresponding to the user selection and displays the bundled set of service offers including of pricing via the graphical user interface that matches the users' selection. |
| US11030663B2 |
Cross-platform rating system
A rating may be received for a user based on a stay at a lodging establishment, the rating comprising a positive attribute and a negative attribute. The rating may be based on data entered by a user of the lodging establishment and programmatically generated data. An overall rating may be generated based on the rating and a plurality of prior ratings for the user. A request to reserve a second stay at the lodging establishment may be received. A price for the second stay at the lodging establishment may be received. A reduced price for the second stay may be determined based on the overall rating for the user being above a threshold rating. An indication of the reduced price may be outputted for display. A dwelling unit in the lodging establishment for the second stay may be reserved at the reduced price. |
| US11030659B1 |
Methods, systems, and media for presenting an advertisement that facilitates the purchase of content associated with an application
Methods, systems, and media for presenting an advertisement are provided. In some embodiments, the method comprises: causing an advertisement to be presented in connection with presentation of a video having content associated with an application, wherein the advertisement includes information indicating one or more virtual items associated with the application available for purchase; receiving a user input indicating a purchase of at least one of the one or more virtual items; causing payment information to be collected based on a user account associated with a request for presentation of the video to complete the purchase; and transmitting information indicating the completed purchase to an entity associated with the application. |
| US11030655B2 |
Presenting targeted content to vehicle occupants on electronic billboards
A method, system and computer program product for presenting content (e.g., advertisements) to vehicle occupants. An image of the occupants of the vehicle is obtained. The vehicle occupants, such as the driver, are then identified from the image. After obtaining the driving history of the driver, which includes any information that indicates a risk posed to the driver in not paying attention to the road, a risk degree of the driver getting into an accident from viewing content on the electronic billboard is assessed. A “watch ability” of the vehicle occupants to watch content is calculated, based, at least in part, on the driver's risk degree. If the value of the watch ability exceeds a threshold value, then the content preferences of the vehicle occupants are obtained which are used to determine the contents to be presented on the electronic billboard which are targeted to the vehicle occupants. |
| US11030652B2 |
Systems and methods for facet discovery
This application relates generally to systems and methods for identification of facets for associated items in a datastore. In an embodiment, a method performed by a computing device includes: receiving, from a supplier device, a first item dataset characterizing a first item purchasable on a sales platform. The method also includes associating the first item with a facet in accordance with an instruction from an internal merchant device, where the facet is separate from the first item dataset, and where the facet may be selected to differentiate the first item from a second item purchasable on the sales platform. The method also includes retrieving the facet from a datastore in response to an item request from a customer device. The method also includes retrieving the first item dataset from a datastore in response to a selection of the facet from the customer device. |
| US11030651B2 |
Segmented user profiles
A web page personalization system comprises a profile database and a profile manager. The profile database stores profiles for users. The profiles are comprised of segments of profile information for the users. The profile manager receives a request over an Internet for a group of segments of profile information about a user from a requestor. The request includes an anonymized identifier stored on a device for the user. The profile manager identifies a profile from the profiles for the user in the profile database using the anonymized identifier. The profile is comprised of the segments of the profile information about the user. The profile manager sends a portion of the profile information corresponding to the group of segments in an anonymized form in a reply over the Internet to the requestor. The requestor uses the group of segments to generate a personalized web page for the user. |
| US11030648B1 |
Systems and methods for providing diversified promotional messages
Systems, apparatus, and methods for providing diversified promotions are discussed herein. Some embodiments may include a system including circuitry configured to provide diversified promotions within an impression or other communication including multiple promotions. For example, promotions may be associated with diversity characteristics to determine the diversity of promotional offerings within an impression and/or within a series of impressions over a period of time sent to a targeted consumer. When an impression is determined to lack diversity based on the diversity characteristics of the promotions, the system may be configured to take corrective action such as by replacing at least one promotion with a replacement promotion that provides greater diversity to the impression. |
| US11030645B2 |
Creation and distribution of reveal-based modular advertising units
Non-transitory computer-readable media, systems, apparatus, and computer-implemented methods are described herein for facilitation of generation and selective provision of a modular advertising unit over a plurality of communication channels to a plurality of end user computing devices. In various embodiments, the modular advertising unit comprising may include a first graphic configured to be operable by a user with an end user computing device to reveal, in place of at least a portion of the first graphic, a second graphic to the user. In various embodiments, the modular advertising unit may also include instructions configured to cause the end user computing device, in response to execution of the instructions by the end user computing device, to automatically provide a report, to the computing device or another computing device associated with an advertising entity, about operation of the first graphic. |
| US11030644B1 |
Targeted online multimedia advertising
A server system selects a question from a pool of questions associated with an online media campaign. The question is associated with a plurality of predefined answers to the question. The system transmits, to a client, instructions that cause: the question to be presented by the client device, an affordance to be provided corresponding to each of the predefined answers to the question upon a lapse of a first predetermined amount of time following initiating display of the question on the client device, and a multimedia-skip affordance to be presented upon a lapse of a second predetermined amount of time following initiating display of the question on the client device. In response with receiving an indication that the respective affordance was selected at the client device, the system stores a predefined answer that corresponds to the selected respective affordance. |
| US11030642B2 |
Qualitative user assessment in online video advertising
Whether video advertisements are being delivered to a human user or a machine is determined passively, i.e., without having the user to perform any explicit actions. Based on the time and frequency of ad requests generated from a user device, a daily schedule is estimated for the user. The estimated daily schedule is compared with a daily schedule pattern to determine whether the user is a human user or not. |
| US11030635B2 |
Method and server for providing a set of price estimates, such as air fare price estimates
The field of the invention relates to methods, servers and computer program products for providing a set of prices. A computer server receives a request for a price for goods or services, such as airfares, together with parameters defining those goods or services, for example: activity type, such as airfare, hotel booking, train fare; date range; destination; origin; desired weather conditions; star ratings; keywords; any other user defined preference. One or more processors programmed with software then infer, estimate or predict estimated prices from an incomplete historical price dataset by analysing patterns in that dataset and provide the price estimates to an end-user computing device, such as a personal computer, smartphone or tablet. |
| US11030634B2 |
Personalized mechanisms to resolve explore-exploit dilemma with dynamically shared learnings
A method including displaying content elements on one or more websites to users. The classification of the users into segments can be based on each impression of content elements being displayed on the one or more websites to a user of the users, tracking impression response data comprising (a) a response of the user to the content element of the content elements displayed on the one or more websites, and (b) one or more segments of the segments in which the user is classified. The method can also include receiving a request from a first user. The method can also include generating a mixture distribution for the first segment for the first content element based on the impression response data for the first segment and generating the webpage to comprise the selected content element. Other embodiments are disclosed. |